1fa9e4066Sahrens /* 2fa9e4066Sahrens * CDDL HEADER START 3fa9e4066Sahrens * 4fa9e4066Sahrens * The contents of this file are subject to the terms of the 5ea8dc4b6Seschrock * Common Development and Distribution License (the "License"). 6ea8dc4b6Seschrock * You may not use this file except in compliance with the License. 7fa9e4066Sahrens * 8fa9e4066Sahrens * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 9fa9e4066Sahrens * or http://www.opensolaris.org/os/licensing. 10fa9e4066Sahrens * See the License for the specific language governing permissions 11fa9e4066Sahrens * and limitations under the License. 12fa9e4066Sahrens * 13fa9e4066Sahrens * When distributing Covered Code, include this CDDL HEADER in each 14fa9e4066Sahrens * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 15fa9e4066Sahrens * If applicable, add the following below this CDDL HEADER, with the 16fa9e4066Sahrens * fields enclosed by brackets "[]" replaced with your own identifying 17fa9e4066Sahrens * information: Portions Copyright [yyyy] [name of copyright owner] 18fa9e4066Sahrens * 19fa9e4066Sahrens * CDDL HEADER END 20fa9e4066Sahrens */ 21ad135b5dSChristopher Siden 22fa9e4066Sahrens /* 238f2529deSMark Shellenbaum * Copyright (c) 2005, 2010, Oracle and/or its affiliates. All rights reserved. 24af1d63abSPaul Dagnelie * Copyright (c) 2011, 2019 by Delphix. All rights reserved. 25c3d26abcSMatthew Ahrens * Copyright (c) 2014 Integros [integros.com] 26ed61ec1dSYuri Pankov * Copyright 2017 Nexenta Systems, Inc. 27e0f1c0afSOlaf Faaland * Copyright (c) 2017, 2018 Lawrence Livermore National Security, LLC. 28f06dce2cSAndrew Stormont * Copyright 2017 RackTop Systems. 29fa9e4066Sahrens */ 30fa9e4066Sahrens 31fa9e4066Sahrens #include <stdio.h> 32490d05b9SMatthew Ahrens #include <unistd.h> 33004388ebScasper #include <stdio_ext.h> 34fa9e4066Sahrens #include <stdlib.h> 3544cd46caSbillm #include <ctype.h> 36fa9e4066Sahrens #include <sys/zfs_context.h> 37fa9e4066Sahrens #include <sys/spa.h> 38fa9e4066Sahrens #include <sys/spa_impl.h> 39fa9e4066Sahrens #include <sys/dmu.h> 40fa9e4066Sahrens #include <sys/zap.h> 41fa9e4066Sahrens #include <sys/fs/zfs.h> 42fa9e4066Sahrens #include <sys/zfs_znode.h> 430a586ceaSMark Shellenbaum #include <sys/zfs_sa.h> 440a586ceaSMark Shellenbaum #include <sys/sa.h> 450a586ceaSMark Shellenbaum #include <sys/sa_impl.h> 46fa9e4066Sahrens #include <sys/vdev.h> 47fa9e4066Sahrens #include <sys/vdev_impl.h> 48fa9e4066Sahrens #include <sys/metaslab_impl.h> 49fa9e4066Sahrens #include <sys/dmu_objset.h> 50fa9e4066Sahrens #include <sys/dsl_dir.h> 51fa9e4066Sahrens #include <sys/dsl_dataset.h> 52fa9e4066Sahrens #include <sys/dsl_pool.h> 53fa9e4066Sahrens #include <sys/dbuf.h> 54fa9e4066Sahrens #include <sys/zil.h> 55fa9e4066Sahrens #include <sys/zil_impl.h> 56fa9e4066Sahrens #include <sys/stat.h> 57fa9e4066Sahrens #include <sys/resource.h> 58fa9e4066Sahrens #include <sys/dmu_traverse.h> 59fa9e4066Sahrens #include <sys/zio_checksum.h> 60fa9e4066Sahrens #include <sys/zio_compress.h> 61e0d35c44Smarks #include <sys/zfs_fuid.h> 6288b7b0f2SMatthew Ahrens #include <sys/arc.h> 63b24ab676SJeff Bonwick #include <sys/ddt.h> 64ad135b5dSChristopher Siden #include <sys/zfeature.h> 65770499e1SDan Kimmel #include <sys/abd.h> 664923c69fSMatthew Ahrens #include <sys/blkptr.h> 6717fb938fSMatthew Ahrens #include <sys/dsl_scan.h> 68eb633035STom Caputi #include <sys/dsl_crypt.h> 694445fffbSMatthew Ahrens #include <zfs_comutil.h> 700a055120SJason King #include <libcmdutils.h> 71de6628f0Sck #undef verify 72de6628f0Sck #include <libzfs.h> 73fa9e4066Sahrens 743f7978d0SAlan Somers #include "zdb.h" 753f7978d0SAlan Somers 76e690fb27SChristopher Siden #define ZDB_COMPRESS_NAME(idx) ((idx) < ZIO_COMPRESS_FUNCTIONS ? \ 77e690fb27SChristopher Siden zio_compress_table[(idx)].ci_name : "UNKNOWN") 78e690fb27SChristopher Siden #define ZDB_CHECKSUM_NAME(idx) ((idx) < ZIO_CHECKSUM_FUNCTIONS ? \ 79e690fb27SChristopher Siden zio_checksum_table[(idx)].ci_name : "UNKNOWN") 80e690fb27SChristopher Siden #define ZDB_OT_NAME(idx) ((idx) < DMU_OT_NUMTYPES ? \ 81e690fb27SChristopher Siden dmu_ot[(idx)].ot_name : DMU_OT_IS_VALID(idx) ? \ 82e690fb27SChristopher Siden dmu_ot_byteswap[DMU_OT_BYTESWAP(idx)].ob_name : "UNKNOWN") 83e690fb27SChristopher Siden #define ZDB_OT_TYPE(idx) ((idx) < DMU_OT_NUMTYPES ? (idx) : \ 845cabbc6bSPrashanth Sreenivasa (idx) == DMU_OTN_ZAP_DATA || (idx) == DMU_OTN_ZAP_METADATA ? \ 855cabbc6bSPrashanth Sreenivasa DMU_OT_ZAP_OTHER : \ 865cabbc6bSPrashanth Sreenivasa (idx) == DMU_OTN_UINT64_DATA || (idx) == DMU_OTN_UINT64_METADATA ? \ 875cabbc6bSPrashanth Sreenivasa DMU_OT_UINT64_OTHER : DMU_OT_NUMTYPES) 886de8f417SVictor Latushkin 89feef89cfSVictor Latushkin #ifndef lint 904dd77f9eSMatthew Ahrens extern int reference_tracking_enable; 917fd05ac4SMatthew Ahrens extern boolean_t zfs_recover; 9206be9802SMatthew Ahrens extern uint64_t zfs_arc_max, zfs_arc_meta_limit; 93f7950bf1SMatthew Ahrens extern int zfs_vdev_async_read_max_active; 94f06dce2cSAndrew Stormont extern int aok; 95e144c4e6SPavel Zakharov extern boolean_t spa_load_verify_dryrun; 96feef89cfSVictor Latushkin #else 974dd77f9eSMatthew Ahrens int reference_tracking_enable; 987fd05ac4SMatthew Ahrens boolean_t zfs_recover; 9906be9802SMatthew Ahrens uint64_t zfs_arc_max, zfs_arc_meta_limit; 100f7950bf1SMatthew Ahrens int zfs_vdev_async_read_max_active; 101f06dce2cSAndrew Stormont int aok; 102e144c4e6SPavel Zakharov boolean_t spa_load_verify_dryrun; 103feef89cfSVictor Latushkin #endif 104feef89cfSVictor Latushkin 1053f7978d0SAlan Somers static const char cmdname[] = "zdb"; 106fa9e4066Sahrens uint8_t dump_opt[256]; 107fa9e4066Sahrens 108fa9e4066Sahrens typedef void object_viewer_t(objset_t *, uint64_t, void *data, size_t size); 109fa9e4066Sahrens 110fa9e4066Sahrens uint64_t *zopt_object = NULL; 1113f7978d0SAlan Somers static unsigned zopt_objects = 0; 112de6628f0Sck libzfs_handle_t *g_zfs; 11306be9802SMatthew Ahrens uint64_t max_inflight = 1000; 11420b5dafbSPaul Dagnelie static int leaked_objects = 0; 115fa9e4066Sahrens 116732885fcSMatthew Ahrens static void snprintf_blkptr_compact(char *, size_t, const blkptr_t *); 11717fb938fSMatthew Ahrens static void mos_obj_refd(uint64_t); 118732885fcSMatthew Ahrens 119fa9e4066Sahrens /* 120fa9e4066Sahrens * These libumem hooks provide a reasonable set of defaults for the allocator's 121fa9e4066Sahrens * debugging facilities. 122fa9e4066Sahrens */ 123fa9e4066Sahrens const char * 124fa9e4066Sahrens _umem_debug_init() 125fa9e4066Sahrens { 126fa9e4066Sahrens return ("default,verbose"); /* $UMEM_DEBUG setting */ 127fa9e4066Sahrens } 128fa9e4066Sahrens 129fa9e4066Sahrens const char * 130fa9e4066Sahrens _umem_logging_init(void) 131fa9e4066Sahrens { 132fa9e4066Sahrens return ("fail,contents"); /* $UMEM_LOGGING setting */ 133fa9e4066Sahrens } 134fa9e4066Sahrens 135fa9e4066Sahrens static void 136fa9e4066Sahrens usage(void) 137fa9e4066Sahrens { 138fa9e4066Sahrens (void) fprintf(stderr, 13986714001SSerapheim Dimitropoulos "Usage:\t%s [-AbcdDFGhikLMPsvX] [-e [-V] [-p <path> ...]] " 140ed61ec1dSYuri Pankov "[-I <inflight I/Os>]\n" 141ed61ec1dSYuri Pankov "\t\t[-o <var>=<value>]... [-t <txg>] [-U <cache>] [-x <dumpdir>]\n" 142ed61ec1dSYuri Pankov "\t\t[<poolname> [<object> ...]]\n" 143dfd5965fSRichard Yao "\t%s [-AdiPv] [-e [-V] [-p <path> ...]] [-U <cache>] <dataset> " 144ed61ec1dSYuri Pankov "[<object> ...]\n" 145ed61ec1dSYuri Pankov "\t%s -C [-A] [-U <cache>]\n" 146ed61ec1dSYuri Pankov "\t%s -l [-Aqu] <device>\n" 147dfd5965fSRichard Yao "\t%s -m [-AFLPX] [-e [-V] [-p <path> ...]] [-t <txg>] " 148dfd5965fSRichard Yao "[-U <cache>]\n\t\t<poolname> [<vdev> [<metaslab> ...]]\n" 149ed61ec1dSYuri Pankov "\t%s -O <dataset> <path>\n" 150dfd5965fSRichard Yao "\t%s -R [-A] [-e [-V] [-p <path> ...]] [-U <cache>]\n" 151ed61ec1dSYuri Pankov "\t\t<poolname> <vdev>:<offset>:<size>[:<flags>]\n" 1524923c69fSMatthew Ahrens "\t%s -E [-A] word0:word1:...:word15\n" 153dfd5965fSRichard Yao "\t%s -S [-AP] [-e [-V] [-p <path> ...]] [-U <cache>] " 154dfd5965fSRichard Yao "<poolname>\n\n", 155ed61ec1dSYuri Pankov cmdname, cmdname, cmdname, cmdname, cmdname, cmdname, cmdname, 1564923c69fSMatthew Ahrens cmdname, cmdname); 1573ad6c7f9SVictor Latushkin 1583ad6c7f9SVictor Latushkin (void) fprintf(stderr, " Dataset name must include at least one " 1593ad6c7f9SVictor Latushkin "separator character '/' or '@'\n"); 1603ad6c7f9SVictor Latushkin (void) fprintf(stderr, " If dataset name is specified, only that " 1613ad6c7f9SVictor Latushkin "dataset is dumped\n"); 1623ad6c7f9SVictor Latushkin (void) fprintf(stderr, " If object numbers are specified, only " 1633ad6c7f9SVictor Latushkin "those objects are dumped\n\n"); 1643ad6c7f9SVictor Latushkin (void) fprintf(stderr, " Options to control amount of output:\n"); 1653ad6c7f9SVictor Latushkin (void) fprintf(stderr, " -b block statistics\n"); 1663ad6c7f9SVictor Latushkin (void) fprintf(stderr, " -c checksum all metadata (twice for " 1676365109dSVictor Latushkin "all data) blocks\n"); 168ed61ec1dSYuri Pankov (void) fprintf(stderr, " -C config (or cachefile if alone)\n"); 169ed61ec1dSYuri Pankov (void) fprintf(stderr, " -d dataset(s)\n"); 170f0ba89beSJeff Bonwick (void) fprintf(stderr, " -D dedup statistics\n"); 1714923c69fSMatthew Ahrens (void) fprintf(stderr, " -E decode and display block from an " 1724923c69fSMatthew Ahrens "embedded block pointer\n"); 173ed61ec1dSYuri Pankov (void) fprintf(stderr, " -h pool history\n"); 174ed61ec1dSYuri Pankov (void) fprintf(stderr, " -i intent logs\n"); 17564723e36SYuri Pankov (void) fprintf(stderr, " -l read label contents\n"); 17686714001SSerapheim Dimitropoulos (void) fprintf(stderr, " -k examine the checkpointed state " 17786714001SSerapheim Dimitropoulos "of the pool\n"); 17882a0a985SVictor Latushkin (void) fprintf(stderr, " -L disable leak tracking (do not " 17982a0a985SVictor Latushkin "load spacemaps)\n"); 180ed61ec1dSYuri Pankov (void) fprintf(stderr, " -m metaslabs\n"); 181ed61ec1dSYuri Pankov (void) fprintf(stderr, " -M metaslab groups\n"); 182ed61ec1dSYuri Pankov (void) fprintf(stderr, " -O perform object lookups by path\n"); 183d41e7643Sek (void) fprintf(stderr, " -R read and display block from a " 184ed61ec1dSYuri Pankov "device\n"); 185ed61ec1dSYuri Pankov (void) fprintf(stderr, " -s report stats on zdb's I/O\n"); 186ed61ec1dSYuri Pankov (void) fprintf(stderr, " -S simulate dedup to measure effect\n"); 187ed61ec1dSYuri Pankov (void) fprintf(stderr, " -v verbose (applies to all " 188ed61ec1dSYuri Pankov "others)\n\n"); 1893ad6c7f9SVictor Latushkin (void) fprintf(stderr, " Below options are intended for use " 190df15e419SMatthew Ahrens "with other options:\n"); 191feef89cfSVictor Latushkin (void) fprintf(stderr, " -A ignore assertions (-A), enable " 192feef89cfSVictor Latushkin "panic recovery (-AA) or both (-AAA)\n"); 1933ad6c7f9SVictor Latushkin (void) fprintf(stderr, " -e pool is exported/destroyed/" 1943ad6c7f9SVictor Latushkin "has altroot/not in a cachefile\n"); 195ed61ec1dSYuri Pankov (void) fprintf(stderr, " -F attempt automatic rewind within " 196ed61ec1dSYuri Pankov "safe range of transaction groups\n"); 197ed61ec1dSYuri Pankov (void) fprintf(stderr, " -G dump zfs_dbgmsg buffer before " 198ed61ec1dSYuri Pankov "exiting\n"); 1992e4c9986SGeorge Wilson (void) fprintf(stderr, " -I <number of inflight I/Os> -- " 200df15e419SMatthew Ahrens "specify the maximum number of " 201df15e419SMatthew Ahrens "checksumming I/Os [default is 200]\n"); 2020e60744cSPavel Zakharov (void) fprintf(stderr, " -o <variable>=<value> set global " 2030e60744cSPavel Zakharov "variable to an unsigned 32-bit integer value\n"); 204ed61ec1dSYuri Pankov (void) fprintf(stderr, " -p <path> -- use one or more with " 205ed61ec1dSYuri Pankov "-e to specify path to vdev dir\n"); 206ed61ec1dSYuri Pankov (void) fprintf(stderr, " -P print numbers in parseable form\n"); 20764723e36SYuri Pankov (void) fprintf(stderr, " -q don't print label contents\n"); 208ed61ec1dSYuri Pankov (void) fprintf(stderr, " -t <txg> -- highest txg to use when " 209ed61ec1dSYuri Pankov "searching for uberblocks\n"); 21064723e36SYuri Pankov (void) fprintf(stderr, " -u uberblock\n"); 211ed61ec1dSYuri Pankov (void) fprintf(stderr, " -U <cachefile_path> -- use alternate " 212ed61ec1dSYuri Pankov "cachefile\n"); 213dfd5965fSRichard Yao (void) fprintf(stderr, " -V do verbatim import\n"); 214ed61ec1dSYuri Pankov (void) fprintf(stderr, " -x <dumpdir> -- " 215ed61ec1dSYuri Pankov "dump all read blocks into specified directory\n"); 216ed61ec1dSYuri Pankov (void) fprintf(stderr, " -X attempt extreme rewind (does not " 217ed61ec1dSYuri Pankov "work with dataset)\n\n"); 218fa9e4066Sahrens (void) fprintf(stderr, "Specify an option more than once (e.g. -bb) " 219fa9e4066Sahrens "to make only that option verbose\n"); 220fa9e4066Sahrens (void) fprintf(stderr, "Default is to dump everything non-verbosely\n"); 221fa9e4066Sahrens exit(1); 222fa9e4066Sahrens } 223fa9e4066Sahrens 22429bdd2f9SPavel Zakharov static void 22529bdd2f9SPavel Zakharov dump_debug_buffer() 22629bdd2f9SPavel Zakharov { 22729bdd2f9SPavel Zakharov if (dump_opt['G']) { 22829bdd2f9SPavel Zakharov (void) printf("\n"); 22929bdd2f9SPavel Zakharov zfs_dbgmsg_print("zdb"); 23029bdd2f9SPavel Zakharov } 23129bdd2f9SPavel Zakharov } 23229bdd2f9SPavel Zakharov 233ccba0801SRich Morris /* 234ccba0801SRich Morris * Called for usage errors that are discovered after a call to spa_open(), 235ccba0801SRich Morris * dmu_bonus_hold(), or pool_match(). abort() is called for other errors. 236ccba0801SRich Morris */ 237ccba0801SRich Morris 238fa9e4066Sahrens static void 239fa9e4066Sahrens fatal(const char *fmt, ...) 240fa9e4066Sahrens { 241fa9e4066Sahrens va_list ap; 242fa9e4066Sahrens 243fa9e4066Sahrens va_start(ap, fmt); 244fa9e4066Sahrens (void) fprintf(stderr, "%s: ", cmdname); 245fa9e4066Sahrens (void) vfprintf(stderr, fmt, ap); 246fa9e4066Sahrens va_end(ap); 247fa9e4066Sahrens (void) fprintf(stderr, "\n"); 248fa9e4066Sahrens 24929bdd2f9SPavel Zakharov dump_debug_buffer(); 25029bdd2f9SPavel Zakharov 251ccba0801SRich Morris exit(1); 252fa9e4066Sahrens } 253fa9e4066Sahrens 254fa9e4066Sahrens /* ARGSUSED */ 255fa9e4066Sahrens static void 256fa9e4066Sahrens dump_packed_nvlist(objset_t *os, uint64_t object, void *data, size_t size) 257fa9e4066Sahrens { 258fa9e4066Sahrens nvlist_t *nv; 259fa9e4066Sahrens size_t nvsize = *(uint64_t *)data; 260fa9e4066Sahrens char *packed = umem_alloc(nvsize, UMEM_NOFAIL); 261fa9e4066Sahrens 2627bfdf011SNeil Perrin VERIFY(0 == dmu_read(os, object, 0, nvsize, packed, DMU_READ_PREFETCH)); 263fa9e4066Sahrens 264fa9e4066Sahrens VERIFY(nvlist_unpack(packed, nvsize, &nv, 0) == 0); 265fa9e4066Sahrens 266fa9e4066Sahrens umem_free(packed, nvsize); 267fa9e4066Sahrens 268fa9e4066Sahrens dump_nvlist(nv, 8); 269fa9e4066Sahrens 270fa9e4066Sahrens nvlist_free(nv); 271fa9e4066Sahrens } 272fa9e4066Sahrens 2734445fffbSMatthew Ahrens /* ARGSUSED */ 2744445fffbSMatthew Ahrens static void 2754445fffbSMatthew Ahrens dump_history_offsets(objset_t *os, uint64_t object, void *data, size_t size) 2764445fffbSMatthew Ahrens { 2774445fffbSMatthew Ahrens spa_history_phys_t *shp = data; 2784445fffbSMatthew Ahrens 2794445fffbSMatthew Ahrens if (shp == NULL) 2804445fffbSMatthew Ahrens return; 2814445fffbSMatthew Ahrens 2824445fffbSMatthew Ahrens (void) printf("\t\tpool_create_len = %llu\n", 2834445fffbSMatthew Ahrens (u_longlong_t)shp->sh_pool_create_len); 2844445fffbSMatthew Ahrens (void) printf("\t\tphys_max_off = %llu\n", 2854445fffbSMatthew Ahrens (u_longlong_t)shp->sh_phys_max_off); 2864445fffbSMatthew Ahrens (void) printf("\t\tbof = %llu\n", 2874445fffbSMatthew Ahrens (u_longlong_t)shp->sh_bof); 2884445fffbSMatthew Ahrens (void) printf("\t\teof = %llu\n", 2894445fffbSMatthew Ahrens (u_longlong_t)shp->sh_eof); 2904445fffbSMatthew Ahrens (void) printf("\t\trecords_lost = %llu\n", 2914445fffbSMatthew Ahrens (u_longlong_t)shp->sh_records_lost); 2924445fffbSMatthew Ahrens } 2934445fffbSMatthew Ahrens 2943f9d6ad7SLin Ling static void 2950a055120SJason King zdb_nicenum(uint64_t num, char *buf, size_t buflen) 2963f9d6ad7SLin Ling { 2973f9d6ad7SLin Ling if (dump_opt['P']) 2980a055120SJason King (void) snprintf(buf, buflen, "%llu", (longlong_t)num); 2993f9d6ad7SLin Ling else 3000a055120SJason King nicenum(num, buf, sizeof (buf)); 3013f9d6ad7SLin Ling } 3023f9d6ad7SLin Ling 3033f7978d0SAlan Somers static const char histo_stars[] = "****************************************"; 3043f7978d0SAlan Somers static const uint64_t histo_width = sizeof (histo_stars) - 1; 305fa9e4066Sahrens 306fa9e4066Sahrens static void 3070713e232SGeorge Wilson dump_histogram(const uint64_t *histo, int size, int offset) 308fa9e4066Sahrens { 309fa9e4066Sahrens int i; 310490d05b9SMatthew Ahrens int minidx = size - 1; 311fa9e4066Sahrens int maxidx = 0; 312fa9e4066Sahrens uint64_t max = 0; 313fa9e4066Sahrens 314490d05b9SMatthew Ahrens for (i = 0; i < size; i++) { 315fa9e4066Sahrens if (histo[i] > max) 316fa9e4066Sahrens max = histo[i]; 317fa9e4066Sahrens if (histo[i] > 0 && i > maxidx) 318fa9e4066Sahrens maxidx = i; 319fa9e4066Sahrens if (histo[i] > 0 && i < minidx) 320fa9e4066Sahrens minidx = i; 321fa9e4066Sahrens } 322fa9e4066Sahrens 323490d05b9SMatthew Ahrens if (max < histo_width) 324490d05b9SMatthew Ahrens max = histo_width; 325fa9e4066Sahrens 326490d05b9SMatthew Ahrens for (i = minidx; i <= maxidx; i++) { 327490d05b9SMatthew Ahrens (void) printf("\t\t\t%3u: %6llu %s\n", 3280713e232SGeorge Wilson i + offset, (u_longlong_t)histo[i], 329490d05b9SMatthew Ahrens &histo_stars[(max - histo[i]) * histo_width / max]); 330490d05b9SMatthew Ahrens } 331fa9e4066Sahrens } 332fa9e4066Sahrens 333fa9e4066Sahrens static void 334fa9e4066Sahrens dump_zap_stats(objset_t *os, uint64_t object) 335fa9e4066Sahrens { 336fa9e4066Sahrens int error; 337fa9e4066Sahrens zap_stats_t zs; 338fa9e4066Sahrens 339fa9e4066Sahrens error = zap_get_stats(os, object, &zs); 340fa9e4066Sahrens if (error) 341fa9e4066Sahrens return; 342fa9e4066Sahrens 343fa9e4066Sahrens if (zs.zs_ptrtbl_len == 0) { 344fa9e4066Sahrens ASSERT(zs.zs_num_blocks == 1); 345fa9e4066Sahrens (void) printf("\tmicrozap: %llu bytes, %llu entries\n", 346fa9e4066Sahrens (u_longlong_t)zs.zs_blocksize, 347fa9e4066Sahrens (u_longlong_t)zs.zs_num_entries); 348fa9e4066Sahrens return; 349fa9e4066Sahrens } 350fa9e4066Sahrens 351fa9e4066Sahrens (void) printf("\tFat ZAP stats:\n"); 3528248818dSnd 3538248818dSnd (void) printf("\t\tPointer table:\n"); 3548248818dSnd (void) printf("\t\t\t%llu elements\n", 355fa9e4066Sahrens (u_longlong_t)zs.zs_ptrtbl_len); 3568248818dSnd (void) printf("\t\t\tzt_blk: %llu\n", 3578248818dSnd (u_longlong_t)zs.zs_ptrtbl_zt_blk); 3588248818dSnd (void) printf("\t\t\tzt_numblks: %llu\n", 3598248818dSnd (u_longlong_t)zs.zs_ptrtbl_zt_numblks); 3608248818dSnd (void) printf("\t\t\tzt_shift: %llu\n", 3618248818dSnd (u_longlong_t)zs.zs_ptrtbl_zt_shift); 3628248818dSnd (void) printf("\t\t\tzt_blks_copied: %llu\n", 3638248818dSnd (u_longlong_t)zs.zs_ptrtbl_blks_copied); 3648248818dSnd (void) printf("\t\t\tzt_nextblk: %llu\n", 3658248818dSnd (u_longlong_t)zs.zs_ptrtbl_nextblk); 3668248818dSnd 367fa9e4066Sahrens (void) printf("\t\tZAP entries: %llu\n", 368fa9e4066Sahrens (u_longlong_t)zs.zs_num_entries); 369fa9e4066Sahrens (void) printf("\t\tLeaf blocks: %llu\n", 370fa9e4066Sahrens (u_longlong_t)zs.zs_num_leafs); 371fa9e4066Sahrens (void) printf("\t\tTotal blocks: %llu\n", 372fa9e4066Sahrens (u_longlong_t)zs.zs_num_blocks); 3738248818dSnd (void) printf("\t\tzap_block_type: 0x%llx\n", 3748248818dSnd (u_longlong_t)zs.zs_block_type); 3758248818dSnd (void) printf("\t\tzap_magic: 0x%llx\n", 3768248818dSnd (u_longlong_t)zs.zs_magic); 3778248818dSnd (void) printf("\t\tzap_salt: 0x%llx\n", 3788248818dSnd (u_longlong_t)zs.zs_salt); 379fa9e4066Sahrens 380fa9e4066Sahrens (void) printf("\t\tLeafs with 2^n pointers:\n"); 3810713e232SGeorge Wilson dump_histogram(zs.zs_leafs_with_2n_pointers, ZAP_HISTOGRAM_SIZE, 0); 382fa9e4066Sahrens 383fa9e4066Sahrens (void) printf("\t\tBlocks with n*5 entries:\n"); 3840713e232SGeorge Wilson dump_histogram(zs.zs_blocks_with_n5_entries, ZAP_HISTOGRAM_SIZE, 0); 385fa9e4066Sahrens 386fa9e4066Sahrens (void) printf("\t\tBlocks n/10 full:\n"); 3870713e232SGeorge Wilson dump_histogram(zs.zs_blocks_n_tenths_full, ZAP_HISTOGRAM_SIZE, 0); 388fa9e4066Sahrens 389fa9e4066Sahrens (void) printf("\t\tEntries with n chunks:\n"); 3900713e232SGeorge Wilson dump_histogram(zs.zs_entries_using_n_chunks, ZAP_HISTOGRAM_SIZE, 0); 391fa9e4066Sahrens 392fa9e4066Sahrens (void) printf("\t\tBuckets with n entries:\n"); 3930713e232SGeorge Wilson dump_histogram(zs.zs_buckets_with_n_entries, ZAP_HISTOGRAM_SIZE, 0); 394fa9e4066Sahrens } 395fa9e4066Sahrens 396fa9e4066Sahrens /*ARGSUSED*/ 397fa9e4066Sahrens static void 398fa9e4066Sahrens dump_none(objset_t *os, uint64_t object, void *data, size_t size) 399fa9e4066Sahrens { 400fa9e4066Sahrens } 401fa9e4066Sahrens 4026de8f417SVictor Latushkin /*ARGSUSED*/ 4036de8f417SVictor Latushkin static void 4046de8f417SVictor Latushkin dump_unknown(objset_t *os, uint64_t object, void *data, size_t size) 4056de8f417SVictor Latushkin { 4066de8f417SVictor Latushkin (void) printf("\tUNKNOWN OBJECT TYPE\n"); 4076de8f417SVictor Latushkin } 4086de8f417SVictor Latushkin 409fa9e4066Sahrens /*ARGSUSED*/ 4103f7978d0SAlan Somers static void 411fa9e4066Sahrens dump_uint8(objset_t *os, uint64_t object, void *data, size_t size) 412fa9e4066Sahrens { 413fa9e4066Sahrens } 414fa9e4066Sahrens 415fa9e4066Sahrens /*ARGSUSED*/ 416fa9e4066Sahrens static void 417fa9e4066Sahrens dump_uint64(objset_t *os, uint64_t object, void *data, size_t size) 418fa9e4066Sahrens { 419fa9e4066Sahrens } 420fa9e4066Sahrens 421fa9e4066Sahrens /*ARGSUSED*/ 422fa9e4066Sahrens static void 423fa9e4066Sahrens dump_zap(objset_t *os, uint64_t object, void *data, size_t size) 424fa9e4066Sahrens { 425fa9e4066Sahrens zap_cursor_t zc; 426fa9e4066Sahrens zap_attribute_t attr; 427fa9e4066Sahrens void *prop; 4283f7978d0SAlan Somers unsigned i; 429fa9e4066Sahrens 430fa9e4066Sahrens dump_zap_stats(os, object); 431fa9e4066Sahrens (void) printf("\n"); 432fa9e4066Sahrens 433fa9e4066Sahrens for (zap_cursor_init(&zc, os, object); 434fa9e4066Sahrens zap_cursor_retrieve(&zc, &attr) == 0; 435fa9e4066Sahrens zap_cursor_advance(&zc)) { 436fa9e4066Sahrens (void) printf("\t\t%s = ", attr.za_name); 437fa9e4066Sahrens if (attr.za_num_integers == 0) { 438fa9e4066Sahrens (void) printf("\n"); 439fa9e4066Sahrens continue; 440fa9e4066Sahrens } 441fa9e4066Sahrens prop = umem_zalloc(attr.za_num_integers * 442fa9e4066Sahrens attr.za_integer_length, UMEM_NOFAIL); 443fa9e4066Sahrens (void) zap_lookup(os, object, attr.za_name, 444fa9e4066Sahrens attr.za_integer_length, attr.za_num_integers, prop); 445fa9e4066Sahrens if (attr.za_integer_length == 1) { 4462d37a1a3SToomas Soome if (strcmp(attr.za_name, 4472d37a1a3SToomas Soome DSL_CRYPTO_KEY_MASTER_KEY) == 0 || 4482d37a1a3SToomas Soome strcmp(attr.za_name, 4492d37a1a3SToomas Soome DSL_CRYPTO_KEY_HMAC_KEY) == 0 || 4502d37a1a3SToomas Soome strcmp(attr.za_name, DSL_CRYPTO_KEY_IV) == 0 || 451*32114f88SToomas Soome strcmp(attr.za_name, DSL_CRYPTO_KEY_MAC) == 0 || 452*32114f88SToomas Soome strcmp(attr.za_name, DMU_POOL_CHECKSUM_SALT) == 0) { 4532d37a1a3SToomas Soome uint8_t *u8 = prop; 4542d37a1a3SToomas Soome 4552d37a1a3SToomas Soome for (i = 0; i < attr.za_num_integers; i++) { 4562d37a1a3SToomas Soome (void) printf("%02x", u8[i]); 4572d37a1a3SToomas Soome } 4582d37a1a3SToomas Soome } else { 4592d37a1a3SToomas Soome (void) printf("%s", (char *)prop); 4602d37a1a3SToomas Soome } 461fa9e4066Sahrens } else { 462fa9e4066Sahrens for (i = 0; i < attr.za_num_integers; i++) { 463fa9e4066Sahrens switch (attr.za_integer_length) { 464fa9e4066Sahrens case 2: 465fa9e4066Sahrens (void) printf("%u ", 466fa9e4066Sahrens ((uint16_t *)prop)[i]); 467fa9e4066Sahrens break; 468fa9e4066Sahrens case 4: 469fa9e4066Sahrens (void) printf("%u ", 470fa9e4066Sahrens ((uint32_t *)prop)[i]); 471fa9e4066Sahrens break; 472fa9e4066Sahrens case 8: 473fa9e4066Sahrens (void) printf("%lld ", 474fa9e4066Sahrens (u_longlong_t)((int64_t *)prop)[i]); 475fa9e4066Sahrens break; 476fa9e4066Sahrens } 477fa9e4066Sahrens } 478fa9e4066Sahrens } 479fa9e4066Sahrens (void) printf("\n"); 480fa9e4066Sahrens umem_free(prop, attr.za_num_integers * attr.za_integer_length); 481fa9e4066Sahrens } 48287e5029aSahrens zap_cursor_fini(&zc); 483fa9e4066Sahrens } 484fa9e4066Sahrens 485732885fcSMatthew Ahrens static void 486732885fcSMatthew Ahrens dump_bpobj(objset_t *os, uint64_t object, void *data, size_t size) 487732885fcSMatthew Ahrens { 488732885fcSMatthew Ahrens bpobj_phys_t *bpop = data; 489732885fcSMatthew Ahrens char bytes[32], comp[32], uncomp[32]; 490732885fcSMatthew Ahrens 4910a055120SJason King /* make sure the output won't get truncated */ 4920a055120SJason King CTASSERT(sizeof (bytes) >= NN_NUMBUF_SZ); 4930a055120SJason King CTASSERT(sizeof (comp) >= NN_NUMBUF_SZ); 4940a055120SJason King CTASSERT(sizeof (uncomp) >= NN_NUMBUF_SZ); 4950a055120SJason King 496732885fcSMatthew Ahrens if (bpop == NULL) 497732885fcSMatthew Ahrens return; 498732885fcSMatthew Ahrens 4990a055120SJason King zdb_nicenum(bpop->bpo_bytes, bytes, sizeof (bytes)); 5000a055120SJason King zdb_nicenum(bpop->bpo_comp, comp, sizeof (comp)); 5010a055120SJason King zdb_nicenum(bpop->bpo_uncomp, uncomp, sizeof (uncomp)); 502732885fcSMatthew Ahrens 503732885fcSMatthew Ahrens (void) printf("\t\tnum_blkptrs = %llu\n", 504732885fcSMatthew Ahrens (u_longlong_t)bpop->bpo_num_blkptrs); 505732885fcSMatthew Ahrens (void) printf("\t\tbytes = %s\n", bytes); 506732885fcSMatthew Ahrens if (size >= BPOBJ_SIZE_V1) { 507732885fcSMatthew Ahrens (void) printf("\t\tcomp = %s\n", comp); 508732885fcSMatthew Ahrens (void) printf("\t\tuncomp = %s\n", uncomp); 509732885fcSMatthew Ahrens } 510732885fcSMatthew Ahrens if (size >= sizeof (*bpop)) { 511732885fcSMatthew Ahrens (void) printf("\t\tsubobjs = %llu\n", 512732885fcSMatthew Ahrens (u_longlong_t)bpop->bpo_subobjs); 513732885fcSMatthew Ahrens (void) printf("\t\tnum_subobjs = %llu\n", 514732885fcSMatthew Ahrens (u_longlong_t)bpop->bpo_num_subobjs); 515732885fcSMatthew Ahrens } 516732885fcSMatthew Ahrens 517732885fcSMatthew Ahrens if (dump_opt['d'] < 5) 518732885fcSMatthew Ahrens return; 519732885fcSMatthew Ahrens 520732885fcSMatthew Ahrens for (uint64_t i = 0; i < bpop->bpo_num_blkptrs; i++) { 521732885fcSMatthew Ahrens char blkbuf[BP_SPRINTF_LEN]; 522732885fcSMatthew Ahrens blkptr_t bp; 523732885fcSMatthew Ahrens 524732885fcSMatthew Ahrens int err = dmu_read(os, object, 525732885fcSMatthew Ahrens i * sizeof (bp), sizeof (bp), &bp, 0); 526732885fcSMatthew Ahrens if (err != 0) { 527732885fcSMatthew Ahrens (void) printf("got error %u from dmu_read\n", err); 528732885fcSMatthew Ahrens break; 529732885fcSMatthew Ahrens } 530732885fcSMatthew Ahrens snprintf_blkptr_compact(blkbuf, sizeof (blkbuf), &bp); 531732885fcSMatthew Ahrens (void) printf("\t%s\n", blkbuf); 532732885fcSMatthew Ahrens } 533732885fcSMatthew Ahrens } 534732885fcSMatthew Ahrens 535732885fcSMatthew Ahrens /* ARGSUSED */ 536732885fcSMatthew Ahrens static void 537732885fcSMatthew Ahrens dump_bpobj_subobjs(objset_t *os, uint64_t object, void *data, size_t size) 538732885fcSMatthew Ahrens { 539732885fcSMatthew Ahrens dmu_object_info_t doi; 540732885fcSMatthew Ahrens 541732885fcSMatthew Ahrens VERIFY0(dmu_object_info(os, object, &doi)); 542732885fcSMatthew Ahrens uint64_t *subobjs = kmem_alloc(doi.doi_max_offset, KM_SLEEP); 543732885fcSMatthew Ahrens 544732885fcSMatthew Ahrens int err = dmu_read(os, object, 0, doi.doi_max_offset, subobjs, 0); 545732885fcSMatthew Ahrens if (err != 0) { 546732885fcSMatthew Ahrens (void) printf("got error %u from dmu_read\n", err); 547732885fcSMatthew Ahrens kmem_free(subobjs, doi.doi_max_offset); 548732885fcSMatthew Ahrens return; 549732885fcSMatthew Ahrens } 550732885fcSMatthew Ahrens 551732885fcSMatthew Ahrens int64_t last_nonzero = -1; 552732885fcSMatthew Ahrens for (uint64_t i = 0; i < doi.doi_max_offset / 8; i++) { 553732885fcSMatthew Ahrens if (subobjs[i] != 0) 554732885fcSMatthew Ahrens last_nonzero = i; 555732885fcSMatthew Ahrens } 556732885fcSMatthew Ahrens 557732885fcSMatthew Ahrens for (int64_t i = 0; i <= last_nonzero; i++) { 558732885fcSMatthew Ahrens (void) printf("\t%llu\n", (longlong_t)subobjs[i]); 559732885fcSMatthew Ahrens } 560732885fcSMatthew Ahrens kmem_free(subobjs, doi.doi_max_offset); 561732885fcSMatthew Ahrens } 562732885fcSMatthew Ahrens 563486ae710SMatthew Ahrens /*ARGSUSED*/ 564486ae710SMatthew Ahrens static void 565486ae710SMatthew Ahrens dump_ddt_zap(objset_t *os, uint64_t object, void *data, size_t size) 566486ae710SMatthew Ahrens { 567486ae710SMatthew Ahrens dump_zap_stats(os, object); 568486ae710SMatthew Ahrens /* contents are printed elsewhere, properly decoded */ 569486ae710SMatthew Ahrens } 570486ae710SMatthew Ahrens 5710a586ceaSMark Shellenbaum /*ARGSUSED*/ 5720a586ceaSMark Shellenbaum static void 5730a586ceaSMark Shellenbaum dump_sa_attrs(objset_t *os, uint64_t object, void *data, size_t size) 5740a586ceaSMark Shellenbaum { 5750a586ceaSMark Shellenbaum zap_cursor_t zc; 5760a586ceaSMark Shellenbaum zap_attribute_t attr; 5770a586ceaSMark Shellenbaum 5780a586ceaSMark Shellenbaum dump_zap_stats(os, object); 5790a586ceaSMark Shellenbaum (void) printf("\n"); 5800a586ceaSMark Shellenbaum 5810a586ceaSMark Shellenbaum for (zap_cursor_init(&zc, os, object); 5820a586ceaSMark Shellenbaum zap_cursor_retrieve(&zc, &attr) == 0; 5830a586ceaSMark Shellenbaum zap_cursor_advance(&zc)) { 5840a586ceaSMark Shellenbaum (void) printf("\t\t%s = ", attr.za_name); 5850a586ceaSMark Shellenbaum if (attr.za_num_integers == 0) { 5860a586ceaSMark Shellenbaum (void) printf("\n"); 5870a586ceaSMark Shellenbaum continue; 5880a586ceaSMark Shellenbaum } 5890a586ceaSMark Shellenbaum (void) printf(" %llx : [%d:%d:%d]\n", 5900a586ceaSMark Shellenbaum (u_longlong_t)attr.za_first_integer, 5910a586ceaSMark Shellenbaum (int)ATTR_LENGTH(attr.za_first_integer), 5920a586ceaSMark Shellenbaum (int)ATTR_BSWAP(attr.za_first_integer), 5930a586ceaSMark Shellenbaum (int)ATTR_NUM(attr.za_first_integer)); 5940a586ceaSMark Shellenbaum } 5950a586ceaSMark Shellenbaum zap_cursor_fini(&zc); 5960a586ceaSMark Shellenbaum } 5970a586ceaSMark Shellenbaum 5980a586ceaSMark Shellenbaum /*ARGSUSED*/ 5990a586ceaSMark Shellenbaum static void 6000a586ceaSMark Shellenbaum dump_sa_layouts(objset_t *os, uint64_t object, void *data, size_t size) 6010a586ceaSMark Shellenbaum { 6020a586ceaSMark Shellenbaum zap_cursor_t zc; 6030a586ceaSMark Shellenbaum zap_attribute_t attr; 6040a586ceaSMark Shellenbaum uint16_t *layout_attrs; 6053f7978d0SAlan Somers unsigned i; 6060a586ceaSMark Shellenbaum 6070a586ceaSMark Shellenbaum dump_zap_stats(os, object); 6080a586ceaSMark Shellenbaum (void) printf("\n"); 6090a586ceaSMark Shellenbaum 6100a586ceaSMark Shellenbaum for (zap_cursor_init(&zc, os, object); 6110a586ceaSMark Shellenbaum zap_cursor_retrieve(&zc, &attr) == 0; 6120a586ceaSMark Shellenbaum zap_cursor_advance(&zc)) { 6130a586ceaSMark Shellenbaum (void) printf("\t\t%s = [", attr.za_name); 6140a586ceaSMark Shellenbaum if (attr.za_num_integers == 0) { 6150a586ceaSMark Shellenbaum (void) printf("\n"); 6160a586ceaSMark Shellenbaum continue; 6170a586ceaSMark Shellenbaum } 6180a586ceaSMark Shellenbaum 6190a586ceaSMark Shellenbaum VERIFY(attr.za_integer_length == 2); 6200a586ceaSMark Shellenbaum layout_attrs = umem_zalloc(attr.za_num_integers * 6210a586ceaSMark Shellenbaum attr.za_integer_length, UMEM_NOFAIL); 6220a586ceaSMark Shellenbaum 6230a586ceaSMark Shellenbaum VERIFY(zap_lookup(os, object, attr.za_name, 6240a586ceaSMark Shellenbaum attr.za_integer_length, 6250a586ceaSMark Shellenbaum attr.za_num_integers, layout_attrs) == 0); 6260a586ceaSMark Shellenbaum 6270a586ceaSMark Shellenbaum for (i = 0; i != attr.za_num_integers; i++) 6280a586ceaSMark Shellenbaum (void) printf(" %d ", (int)layout_attrs[i]); 6290a586ceaSMark Shellenbaum (void) printf("]\n"); 6300a586ceaSMark Shellenbaum umem_free(layout_attrs, 6310a586ceaSMark Shellenbaum attr.za_num_integers * attr.za_integer_length); 6320a586ceaSMark Shellenbaum } 6330a586ceaSMark Shellenbaum zap_cursor_fini(&zc); 6340a586ceaSMark Shellenbaum } 6350a586ceaSMark Shellenbaum 636e7437265Sahrens /*ARGSUSED*/ 637e7437265Sahrens static void 638e7437265Sahrens dump_zpldir(objset_t *os, uint64_t object, void *data, size_t size) 639e7437265Sahrens { 640e7437265Sahrens zap_cursor_t zc; 641e7437265Sahrens zap_attribute_t attr; 642e7437265Sahrens const char *typenames[] = { 643e7437265Sahrens /* 0 */ "not specified", 644e7437265Sahrens /* 1 */ "FIFO", 645e7437265Sahrens /* 2 */ "Character Device", 646e7437265Sahrens /* 3 */ "3 (invalid)", 647e7437265Sahrens /* 4 */ "Directory", 648e7437265Sahrens /* 5 */ "5 (invalid)", 649e7437265Sahrens /* 6 */ "Block Device", 650e7437265Sahrens /* 7 */ "7 (invalid)", 651e7437265Sahrens /* 8 */ "Regular File", 652e7437265Sahrens /* 9 */ "9 (invalid)", 653e7437265Sahrens /* 10 */ "Symbolic Link", 654e7437265Sahrens /* 11 */ "11 (invalid)", 655e7437265Sahrens /* 12 */ "Socket", 656e7437265Sahrens /* 13 */ "Door", 657e7437265Sahrens /* 14 */ "Event Port", 658e7437265Sahrens /* 15 */ "15 (invalid)", 659e7437265Sahrens }; 660e7437265Sahrens 661e7437265Sahrens dump_zap_stats(os, object); 662e7437265Sahrens (void) printf("\n"); 663e7437265Sahrens 664e7437265Sahrens for (zap_cursor_init(&zc, os, object); 665e7437265Sahrens zap_cursor_retrieve(&zc, &attr) == 0; 666e7437265Sahrens zap_cursor_advance(&zc)) { 667e7437265Sahrens (void) printf("\t\t%s = %lld (type: %s)\n", 668e7437265Sahrens attr.za_name, ZFS_DIRENT_OBJ(attr.za_first_integer), 669e7437265Sahrens typenames[ZFS_DIRENT_TYPE(attr.za_first_integer)]); 670e7437265Sahrens } 671e7437265Sahrens zap_cursor_fini(&zc); 672e7437265Sahrens } 673e7437265Sahrens 6743f7978d0SAlan Somers static int 6750713e232SGeorge Wilson get_dtl_refcount(vdev_t *vd) 6760713e232SGeorge Wilson { 6770713e232SGeorge Wilson int refcount = 0; 6780713e232SGeorge Wilson 6790713e232SGeorge Wilson if (vd->vdev_ops->vdev_op_leaf) { 6800713e232SGeorge Wilson space_map_t *sm = vd->vdev_dtl_sm; 6810713e232SGeorge Wilson 6820713e232SGeorge Wilson if (sm != NULL && 6830713e232SGeorge Wilson sm->sm_dbuf->db_size == sizeof (space_map_phys_t)) 6840713e232SGeorge Wilson return (1); 6850713e232SGeorge Wilson return (0); 6860713e232SGeorge Wilson } 6870713e232SGeorge Wilson 6883f7978d0SAlan Somers for (unsigned c = 0; c < vd->vdev_children; c++) 6890713e232SGeorge Wilson refcount += get_dtl_refcount(vd->vdev_child[c]); 6900713e232SGeorge Wilson return (refcount); 6910713e232SGeorge Wilson } 6920713e232SGeorge Wilson 6933f7978d0SAlan Somers static int 6940713e232SGeorge Wilson get_metaslab_refcount(vdev_t *vd) 6950713e232SGeorge Wilson { 6960713e232SGeorge Wilson int refcount = 0; 6970713e232SGeorge Wilson 6985cabbc6bSPrashanth Sreenivasa if (vd->vdev_top == vd) { 6995cabbc6bSPrashanth Sreenivasa for (uint64_t m = 0; m < vd->vdev_ms_count; m++) { 7000713e232SGeorge Wilson space_map_t *sm = vd->vdev_ms[m]->ms_sm; 7010713e232SGeorge Wilson 7020713e232SGeorge Wilson if (sm != NULL && 7030713e232SGeorge Wilson sm->sm_dbuf->db_size == sizeof (space_map_phys_t)) 7040713e232SGeorge Wilson refcount++; 7050713e232SGeorge Wilson } 7060713e232SGeorge Wilson } 7073f7978d0SAlan Somers for (unsigned c = 0; c < vd->vdev_children; c++) 7080713e232SGeorge Wilson refcount += get_metaslab_refcount(vd->vdev_child[c]); 7090713e232SGeorge Wilson 7100713e232SGeorge Wilson return (refcount); 7110713e232SGeorge Wilson } 7120713e232SGeorge Wilson 7135cabbc6bSPrashanth Sreenivasa static int 7145cabbc6bSPrashanth Sreenivasa get_obsolete_refcount(vdev_t *vd) 7155cabbc6bSPrashanth Sreenivasa { 7165cabbc6bSPrashanth Sreenivasa int refcount = 0; 7175cabbc6bSPrashanth Sreenivasa 7185cabbc6bSPrashanth Sreenivasa uint64_t obsolete_sm_obj = vdev_obsolete_sm_object(vd); 7195cabbc6bSPrashanth Sreenivasa if (vd->vdev_top == vd && obsolete_sm_obj != 0) { 7205cabbc6bSPrashanth Sreenivasa dmu_object_info_t doi; 7215cabbc6bSPrashanth Sreenivasa VERIFY0(dmu_object_info(vd->vdev_spa->spa_meta_objset, 7225cabbc6bSPrashanth Sreenivasa obsolete_sm_obj, &doi)); 7235cabbc6bSPrashanth Sreenivasa if (doi.doi_bonus_size == sizeof (space_map_phys_t)) { 7245cabbc6bSPrashanth Sreenivasa refcount++; 7255cabbc6bSPrashanth Sreenivasa } 7265cabbc6bSPrashanth Sreenivasa } else { 7275cabbc6bSPrashanth Sreenivasa ASSERT3P(vd->vdev_obsolete_sm, ==, NULL); 7285cabbc6bSPrashanth Sreenivasa ASSERT3U(obsolete_sm_obj, ==, 0); 7295cabbc6bSPrashanth Sreenivasa } 7305cabbc6bSPrashanth Sreenivasa for (unsigned c = 0; c < vd->vdev_children; c++) { 7315cabbc6bSPrashanth Sreenivasa refcount += get_obsolete_refcount(vd->vdev_child[c]); 7325cabbc6bSPrashanth Sreenivasa } 7335cabbc6bSPrashanth Sreenivasa 7345cabbc6bSPrashanth Sreenivasa return (refcount); 7355cabbc6bSPrashanth Sreenivasa } 7365cabbc6bSPrashanth Sreenivasa 7375cabbc6bSPrashanth Sreenivasa static int 7385cabbc6bSPrashanth Sreenivasa get_prev_obsolete_spacemap_refcount(spa_t *spa) 7395cabbc6bSPrashanth Sreenivasa { 7405cabbc6bSPrashanth Sreenivasa uint64_t prev_obj = 7415cabbc6bSPrashanth Sreenivasa spa->spa_condensing_indirect_phys.scip_prev_obsolete_sm_object; 7425cabbc6bSPrashanth Sreenivasa if (prev_obj != 0) { 7435cabbc6bSPrashanth Sreenivasa dmu_object_info_t doi; 7445cabbc6bSPrashanth Sreenivasa VERIFY0(dmu_object_info(spa->spa_meta_objset, prev_obj, &doi)); 7455cabbc6bSPrashanth Sreenivasa if (doi.doi_bonus_size == sizeof (space_map_phys_t)) { 7465cabbc6bSPrashanth Sreenivasa return (1); 7475cabbc6bSPrashanth Sreenivasa } 7485cabbc6bSPrashanth Sreenivasa } 7495cabbc6bSPrashanth Sreenivasa return (0); 7505cabbc6bSPrashanth Sreenivasa } 7515cabbc6bSPrashanth Sreenivasa 75286714001SSerapheim Dimitropoulos static int 75386714001SSerapheim Dimitropoulos get_checkpoint_refcount(vdev_t *vd) 75486714001SSerapheim Dimitropoulos { 75586714001SSerapheim Dimitropoulos int refcount = 0; 75686714001SSerapheim Dimitropoulos 75786714001SSerapheim Dimitropoulos if (vd->vdev_top == vd && vd->vdev_top_zap != 0 && 75886714001SSerapheim Dimitropoulos zap_contains(spa_meta_objset(vd->vdev_spa), 75986714001SSerapheim Dimitropoulos vd->vdev_top_zap, VDEV_TOP_ZAP_POOL_CHECKPOINT_SM) == 0) 76086714001SSerapheim Dimitropoulos refcount++; 76186714001SSerapheim Dimitropoulos 76286714001SSerapheim Dimitropoulos for (uint64_t c = 0; c < vd->vdev_children; c++) 76386714001SSerapheim Dimitropoulos refcount += get_checkpoint_refcount(vd->vdev_child[c]); 76486714001SSerapheim Dimitropoulos 76586714001SSerapheim Dimitropoulos return (refcount); 76686714001SSerapheim Dimitropoulos } 76786714001SSerapheim Dimitropoulos 768814dcd43SSerapheim Dimitropoulos static int 769814dcd43SSerapheim Dimitropoulos get_log_spacemap_refcount(spa_t *spa) 770814dcd43SSerapheim Dimitropoulos { 771814dcd43SSerapheim Dimitropoulos return (avl_numnodes(&spa->spa_sm_logs_by_txg)); 772814dcd43SSerapheim Dimitropoulos } 773814dcd43SSerapheim Dimitropoulos 7740713e232SGeorge Wilson static int 7750713e232SGeorge Wilson verify_spacemap_refcounts(spa_t *spa) 7760713e232SGeorge Wilson { 7772acef22dSMatthew Ahrens uint64_t expected_refcount = 0; 7782acef22dSMatthew Ahrens uint64_t actual_refcount; 7790713e232SGeorge Wilson 7802acef22dSMatthew Ahrens (void) feature_get_refcount(spa, 7812acef22dSMatthew Ahrens &spa_feature_table[SPA_FEATURE_SPACEMAP_HISTOGRAM], 7822acef22dSMatthew Ahrens &expected_refcount); 7830713e232SGeorge Wilson actual_refcount = get_dtl_refcount(spa->spa_root_vdev); 7840713e232SGeorge Wilson actual_refcount += get_metaslab_refcount(spa->spa_root_vdev); 7855cabbc6bSPrashanth Sreenivasa actual_refcount += get_obsolete_refcount(spa->spa_root_vdev); 7865cabbc6bSPrashanth Sreenivasa actual_refcount += get_prev_obsolete_spacemap_refcount(spa); 78786714001SSerapheim Dimitropoulos actual_refcount += get_checkpoint_refcount(spa->spa_root_vdev); 788814dcd43SSerapheim Dimitropoulos actual_refcount += get_log_spacemap_refcount(spa); 7890713e232SGeorge Wilson 7900713e232SGeorge Wilson if (expected_refcount != actual_refcount) { 7912acef22dSMatthew Ahrens (void) printf("space map refcount mismatch: expected %lld != " 7922acef22dSMatthew Ahrens "actual %lld\n", 7932acef22dSMatthew Ahrens (longlong_t)expected_refcount, 7942acef22dSMatthew Ahrens (longlong_t)actual_refcount); 7950713e232SGeorge Wilson return (2); 7960713e232SGeorge Wilson } 7970713e232SGeorge Wilson return (0); 7980713e232SGeorge Wilson } 7990713e232SGeorge Wilson 800fa9e4066Sahrens static void 8010713e232SGeorge Wilson dump_spacemap(objset_t *os, space_map_t *sm) 802fa9e4066Sahrens { 8035cabbc6bSPrashanth Sreenivasa char *ddata[] = { "ALLOC", "FREE", "CONDENSE", "INVALID", 8045cabbc6bSPrashanth Sreenivasa "INVALID", "INVALID", "INVALID", "INVALID" }; 805fa9e4066Sahrens 8060713e232SGeorge Wilson if (sm == NULL) 807fa9e4066Sahrens return; 808fa9e4066Sahrens 8095cabbc6bSPrashanth Sreenivasa (void) printf("space map object %llu:\n", 810555d674dSSerapheim Dimitropoulos (longlong_t)sm->sm_object); 811555d674dSSerapheim Dimitropoulos (void) printf(" smp_length = 0x%llx\n", 812555d674dSSerapheim Dimitropoulos (longlong_t)sm->sm_phys->smp_length); 8135cabbc6bSPrashanth Sreenivasa (void) printf(" smp_alloc = 0x%llx\n", 8145cabbc6bSPrashanth Sreenivasa (longlong_t)sm->sm_phys->smp_alloc); 8155cabbc6bSPrashanth Sreenivasa 816555d674dSSerapheim Dimitropoulos if (dump_opt['d'] < 6 && dump_opt['m'] < 4) 817555d674dSSerapheim Dimitropoulos return; 818555d674dSSerapheim Dimitropoulos 819fa9e4066Sahrens /* 820fa9e4066Sahrens * Print out the freelist entries in both encoded and decoded form. 821fa9e4066Sahrens */ 82217f11284SSerapheim Dimitropoulos uint8_t mapshift = sm->sm_shift; 82317f11284SSerapheim Dimitropoulos int64_t alloc = 0; 824555d674dSSerapheim Dimitropoulos uint64_t word, entry_id = 0; 82517f11284SSerapheim Dimitropoulos for (uint64_t offset = 0; offset < space_map_length(sm); 82617f11284SSerapheim Dimitropoulos offset += sizeof (word)) { 8270713e232SGeorge Wilson 8280713e232SGeorge Wilson VERIFY0(dmu_read(os, space_map_object(sm), offset, 82917f11284SSerapheim Dimitropoulos sizeof (word), &word, DMU_READ_PREFETCH)); 8300713e232SGeorge Wilson 83117f11284SSerapheim Dimitropoulos if (sm_entry_is_debug(word)) { 832555d674dSSerapheim Dimitropoulos (void) printf("\t [%6llu] %s: txg %llu pass %llu\n", 833555d674dSSerapheim Dimitropoulos (u_longlong_t)entry_id, 83417f11284SSerapheim Dimitropoulos ddata[SM_DEBUG_ACTION_DECODE(word)], 83517f11284SSerapheim Dimitropoulos (u_longlong_t)SM_DEBUG_TXG_DECODE(word), 83617f11284SSerapheim Dimitropoulos (u_longlong_t)SM_DEBUG_SYNCPASS_DECODE(word)); 837555d674dSSerapheim Dimitropoulos entry_id++; 83817f11284SSerapheim Dimitropoulos continue; 83917f11284SSerapheim Dimitropoulos } 84017f11284SSerapheim Dimitropoulos 84117f11284SSerapheim Dimitropoulos uint8_t words; 84217f11284SSerapheim Dimitropoulos char entry_type; 84317f11284SSerapheim Dimitropoulos uint64_t entry_off, entry_run, entry_vdev = SM_NO_VDEVID; 84417f11284SSerapheim Dimitropoulos 84517f11284SSerapheim Dimitropoulos if (sm_entry_is_single_word(word)) { 84617f11284SSerapheim Dimitropoulos entry_type = (SM_TYPE_DECODE(word) == SM_ALLOC) ? 84717f11284SSerapheim Dimitropoulos 'A' : 'F'; 84817f11284SSerapheim Dimitropoulos entry_off = (SM_OFFSET_DECODE(word) << mapshift) + 84917f11284SSerapheim Dimitropoulos sm->sm_start; 85017f11284SSerapheim Dimitropoulos entry_run = SM_RUN_DECODE(word) << mapshift; 85117f11284SSerapheim Dimitropoulos words = 1; 852fa9e4066Sahrens } else { 85317f11284SSerapheim Dimitropoulos /* it is a two-word entry so we read another word */ 85417f11284SSerapheim Dimitropoulos ASSERT(sm_entry_is_double_word(word)); 85517f11284SSerapheim Dimitropoulos 85617f11284SSerapheim Dimitropoulos uint64_t extra_word; 85717f11284SSerapheim Dimitropoulos offset += sizeof (extra_word); 85817f11284SSerapheim Dimitropoulos VERIFY0(dmu_read(os, space_map_object(sm), offset, 85917f11284SSerapheim Dimitropoulos sizeof (extra_word), &extra_word, 86017f11284SSerapheim Dimitropoulos DMU_READ_PREFETCH)); 86117f11284SSerapheim Dimitropoulos 86217f11284SSerapheim Dimitropoulos ASSERT3U(offset, <=, space_map_length(sm)); 86317f11284SSerapheim Dimitropoulos 86417f11284SSerapheim Dimitropoulos entry_run = SM2_RUN_DECODE(word) << mapshift; 86517f11284SSerapheim Dimitropoulos entry_vdev = SM2_VDEV_DECODE(word); 86617f11284SSerapheim Dimitropoulos entry_type = (SM2_TYPE_DECODE(extra_word) == SM_ALLOC) ? 86717f11284SSerapheim Dimitropoulos 'A' : 'F'; 86817f11284SSerapheim Dimitropoulos entry_off = (SM2_OFFSET_DECODE(extra_word) << 86917f11284SSerapheim Dimitropoulos mapshift) + sm->sm_start; 87017f11284SSerapheim Dimitropoulos words = 2; 871fa9e4066Sahrens } 87217f11284SSerapheim Dimitropoulos 87317f11284SSerapheim Dimitropoulos (void) printf("\t [%6llu] %c range:" 87417f11284SSerapheim Dimitropoulos " %010llx-%010llx size: %06llx vdev: %06llu words: %u\n", 875555d674dSSerapheim Dimitropoulos (u_longlong_t)entry_id, 87617f11284SSerapheim Dimitropoulos entry_type, (u_longlong_t)entry_off, 87717f11284SSerapheim Dimitropoulos (u_longlong_t)(entry_off + entry_run), 87817f11284SSerapheim Dimitropoulos (u_longlong_t)entry_run, 87917f11284SSerapheim Dimitropoulos (u_longlong_t)entry_vdev, words); 88017f11284SSerapheim Dimitropoulos 88117f11284SSerapheim Dimitropoulos if (entry_type == 'A') 88217f11284SSerapheim Dimitropoulos alloc += entry_run; 88317f11284SSerapheim Dimitropoulos else 88417f11284SSerapheim Dimitropoulos alloc -= entry_run; 885555d674dSSerapheim Dimitropoulos entry_id++; 886fa9e4066Sahrens } 887555d674dSSerapheim Dimitropoulos if (alloc != space_map_allocated(sm)) { 88817f11284SSerapheim Dimitropoulos (void) printf("space_map_object alloc (%lld) INCONSISTENT " 88917f11284SSerapheim Dimitropoulos "with space map summary (%lld)\n", 89017f11284SSerapheim Dimitropoulos (longlong_t)space_map_allocated(sm), (longlong_t)alloc); 891fa9e4066Sahrens } 892fa9e4066Sahrens } 893fa9e4066Sahrens 894d6e555bdSGeorge Wilson static void 895d6e555bdSGeorge Wilson dump_metaslab_stats(metaslab_t *msp) 896d6e555bdSGeorge Wilson { 8973f9d6ad7SLin Ling char maxbuf[32]; 89886714001SSerapheim Dimitropoulos range_tree_t *rt = msp->ms_allocatable; 89986714001SSerapheim Dimitropoulos avl_tree_t *t = &msp->ms_allocatable_by_size; 9000713e232SGeorge Wilson int free_pct = range_tree_space(rt) * 100 / msp->ms_size; 901d6e555bdSGeorge Wilson 9020a055120SJason King /* max sure nicenum has enough space */ 9030a055120SJason King CTASSERT(sizeof (maxbuf) >= NN_NUMBUF_SZ); 9040a055120SJason King 905af1d63abSPaul Dagnelie zdb_nicenum(metaslab_largest_allocatable(msp), maxbuf, sizeof (maxbuf)); 906d6e555bdSGeorge Wilson 90787219db7SVictor Latushkin (void) printf("\t %25s %10lu %7s %6s %4s %4d%%\n", 908d6e555bdSGeorge Wilson "segments", avl_numnodes(t), "maxsize", maxbuf, 909d6e555bdSGeorge Wilson "freepct", free_pct); 9100713e232SGeorge Wilson (void) printf("\tIn-memory histogram:\n"); 9110713e232SGeorge Wilson dump_histogram(rt->rt_histogram, RANGE_TREE_HISTOGRAM_SIZE, 0); 912d6e555bdSGeorge Wilson } 913d6e555bdSGeorge Wilson 914fa9e4066Sahrens static void 915fa9e4066Sahrens dump_metaslab(metaslab_t *msp) 916fa9e4066Sahrens { 917fa9e4066Sahrens vdev_t *vd = msp->ms_group->mg_vd; 918fa9e4066Sahrens spa_t *spa = vd->vdev_spa; 9190713e232SGeorge Wilson space_map_t *sm = msp->ms_sm; 9203f9d6ad7SLin Ling char freebuf[32]; 921fa9e4066Sahrens 9220a055120SJason King zdb_nicenum(msp->ms_size - space_map_allocated(sm), freebuf, 9230a055120SJason King sizeof (freebuf)); 924fa9e4066Sahrens 925fa9e4066Sahrens (void) printf( 92687219db7SVictor Latushkin "\tmetaslab %6llu offset %12llx spacemap %6llu free %5s\n", 9270713e232SGeorge Wilson (u_longlong_t)msp->ms_id, (u_longlong_t)msp->ms_start, 9280713e232SGeorge Wilson (u_longlong_t)space_map_object(sm), freebuf); 929fa9e4066Sahrens 9300713e232SGeorge Wilson if (dump_opt['m'] > 2 && !dump_opt['L']) { 931d6e555bdSGeorge Wilson mutex_enter(&msp->ms_lock); 932a0b03b16SSerapheim Dimitropoulos VERIFY0(metaslab_load(msp)); 933a0b03b16SSerapheim Dimitropoulos range_tree_stat_verify(msp->ms_allocatable); 934bc3975b5SVictor Latushkin dump_metaslab_stats(msp); 9350713e232SGeorge Wilson metaslab_unload(msp); 936d6e555bdSGeorge Wilson mutex_exit(&msp->ms_lock); 937d6e555bdSGeorge Wilson } 938d6e555bdSGeorge Wilson 9390713e232SGeorge Wilson if (dump_opt['m'] > 1 && sm != NULL && 9402acef22dSMatthew Ahrens spa_feature_is_active(spa, SPA_FEATURE_SPACEMAP_HISTOGRAM)) { 9410713e232SGeorge Wilson /* 9420713e232SGeorge Wilson * The space map histogram represents free space in chunks 9430713e232SGeorge Wilson * of sm_shift (i.e. bucket 0 refers to 2^sm_shift). 9440713e232SGeorge Wilson */ 9452e4c9986SGeorge Wilson (void) printf("\tOn-disk histogram:\t\tfragmentation %llu\n", 9462e4c9986SGeorge Wilson (u_longlong_t)msp->ms_fragmentation); 9470713e232SGeorge Wilson dump_histogram(sm->sm_phys->smp_histogram, 9482e4c9986SGeorge Wilson SPACE_MAP_HISTOGRAM_SIZE, sm->sm_shift); 9490713e232SGeorge Wilson } 9500713e232SGeorge Wilson 951555d674dSSerapheim Dimitropoulos ASSERT(msp->ms_size == (1ULL << vd->vdev_ms_shift)); 952555d674dSSerapheim Dimitropoulos dump_spacemap(spa->spa_meta_objset, msp->ms_sm); 953814dcd43SSerapheim Dimitropoulos 954814dcd43SSerapheim Dimitropoulos if (spa_feature_is_active(spa, SPA_FEATURE_LOG_SPACEMAP)) { 955814dcd43SSerapheim Dimitropoulos (void) printf("\tFlush data:\n\tunflushed txg=%llu\n\n", 956814dcd43SSerapheim Dimitropoulos (u_longlong_t)metaslab_unflushed_txg(msp)); 957814dcd43SSerapheim Dimitropoulos } 95887219db7SVictor Latushkin } 959fa9e4066Sahrens 96087219db7SVictor Latushkin static void 96187219db7SVictor Latushkin print_vdev_metaslab_header(vdev_t *vd) 96287219db7SVictor Latushkin { 963663207adSDon Brady vdev_alloc_bias_t alloc_bias = vd->vdev_alloc_bias; 964814dcd43SSerapheim Dimitropoulos const char *bias_str = ""; 965814dcd43SSerapheim Dimitropoulos 966814dcd43SSerapheim Dimitropoulos if (alloc_bias == VDEV_BIAS_LOG || vd->vdev_islog) { 967814dcd43SSerapheim Dimitropoulos bias_str = VDEV_ALLOC_BIAS_LOG; 968814dcd43SSerapheim Dimitropoulos } else if (alloc_bias == VDEV_BIAS_SPECIAL) { 969814dcd43SSerapheim Dimitropoulos bias_str = VDEV_ALLOC_BIAS_SPECIAL; 970814dcd43SSerapheim Dimitropoulos } else if (alloc_bias == VDEV_BIAS_DEDUP) { 971814dcd43SSerapheim Dimitropoulos bias_str = VDEV_ALLOC_BIAS_DEDUP; 972814dcd43SSerapheim Dimitropoulos } 973814dcd43SSerapheim Dimitropoulos 974814dcd43SSerapheim Dimitropoulos uint64_t ms_flush_data_obj = 0; 975814dcd43SSerapheim Dimitropoulos if (vd->vdev_top_zap != 0) { 976814dcd43SSerapheim Dimitropoulos int error = zap_lookup(spa_meta_objset(vd->vdev_spa), 977814dcd43SSerapheim Dimitropoulos vd->vdev_top_zap, VDEV_TOP_ZAP_MS_UNFLUSHED_PHYS_TXGS, 978814dcd43SSerapheim Dimitropoulos sizeof (uint64_t), 1, &ms_flush_data_obj); 979814dcd43SSerapheim Dimitropoulos if (error != ENOENT) { 980814dcd43SSerapheim Dimitropoulos ASSERT0(error); 981814dcd43SSerapheim Dimitropoulos } 982814dcd43SSerapheim Dimitropoulos } 983814dcd43SSerapheim Dimitropoulos 984814dcd43SSerapheim Dimitropoulos (void) printf("\tvdev %10llu %s", 985814dcd43SSerapheim Dimitropoulos (u_longlong_t)vd->vdev_id, bias_str); 986663207adSDon Brady 987814dcd43SSerapheim Dimitropoulos if (ms_flush_data_obj != 0) { 988814dcd43SSerapheim Dimitropoulos (void) printf(" ms_unflushed_phys object %llu", 989814dcd43SSerapheim Dimitropoulos (u_longlong_t)ms_flush_data_obj); 990814dcd43SSerapheim Dimitropoulos } 991663207adSDon Brady 992814dcd43SSerapheim Dimitropoulos (void) printf("\n\t%-10s%5llu %-19s %-15s %-12s\n", 99387219db7SVictor Latushkin "metaslabs", (u_longlong_t)vd->vdev_ms_count, 99487219db7SVictor Latushkin "offset", "spacemap", "free"); 995663207adSDon Brady (void) printf("\t%15s %19s %15s %12s\n", 99687219db7SVictor Latushkin "---------------", "-------------------", 997663207adSDon Brady "---------------", "------------"); 998fa9e4066Sahrens } 999fa9e4066Sahrens 10002e4c9986SGeorge Wilson static void 10012e4c9986SGeorge Wilson dump_metaslab_groups(spa_t *spa) 10022e4c9986SGeorge Wilson { 10032e4c9986SGeorge Wilson vdev_t *rvd = spa->spa_root_vdev; 10042e4c9986SGeorge Wilson metaslab_class_t *mc = spa_normal_class(spa); 10052e4c9986SGeorge Wilson uint64_t fragmentation; 10062e4c9986SGeorge Wilson 10072e4c9986SGeorge Wilson metaslab_class_histogram_verify(mc); 10082e4c9986SGeorge Wilson 10093f7978d0SAlan Somers for (unsigned c = 0; c < rvd->vdev_children; c++) { 10102e4c9986SGeorge Wilson vdev_t *tvd = rvd->vdev_child[c]; 10112e4c9986SGeorge Wilson metaslab_group_t *mg = tvd->vdev_mg; 10122e4c9986SGeorge Wilson 1013663207adSDon Brady if (mg == NULL || mg->mg_class != mc) 10142e4c9986SGeorge Wilson continue; 10152e4c9986SGeorge Wilson 10162e4c9986SGeorge Wilson metaslab_group_histogram_verify(mg); 10172e4c9986SGeorge Wilson mg->mg_fragmentation = metaslab_group_fragmentation(mg); 10182e4c9986SGeorge Wilson 10192e4c9986SGeorge Wilson (void) printf("\tvdev %10llu\t\tmetaslabs%5llu\t\t" 10202e4c9986SGeorge Wilson "fragmentation", 10212e4c9986SGeorge Wilson (u_longlong_t)tvd->vdev_id, 10222e4c9986SGeorge Wilson (u_longlong_t)tvd->vdev_ms_count); 10232e4c9986SGeorge Wilson if (mg->mg_fragmentation == ZFS_FRAG_INVALID) { 10242e4c9986SGeorge Wilson (void) printf("%3s\n", "-"); 10252e4c9986SGeorge Wilson } else { 10262e4c9986SGeorge Wilson (void) printf("%3llu%%\n", 10272e4c9986SGeorge Wilson (u_longlong_t)mg->mg_fragmentation); 10282e4c9986SGeorge Wilson } 10292e4c9986SGeorge Wilson dump_histogram(mg->mg_histogram, RANGE_TREE_HISTOGRAM_SIZE, 0); 10302e4c9986SGeorge Wilson } 10312e4c9986SGeorge Wilson 10322e4c9986SGeorge Wilson (void) printf("\tpool %s\tfragmentation", spa_name(spa)); 10332e4c9986SGeorge Wilson fragmentation = metaslab_class_fragmentation(mc); 10342e4c9986SGeorge Wilson if (fragmentation == ZFS_FRAG_INVALID) 10352e4c9986SGeorge Wilson (void) printf("\t%3s\n", "-"); 10362e4c9986SGeorge Wilson else 10372e4c9986SGeorge Wilson (void) printf("\t%3llu%%\n", (u_longlong_t)fragmentation); 10382e4c9986SGeorge Wilson dump_histogram(mc->mc_histogram, RANGE_TREE_HISTOGRAM_SIZE, 0); 10392e4c9986SGeorge Wilson } 10402e4c9986SGeorge Wilson 10415cabbc6bSPrashanth Sreenivasa static void 10425cabbc6bSPrashanth Sreenivasa print_vdev_indirect(vdev_t *vd) 10435cabbc6bSPrashanth Sreenivasa { 10445cabbc6bSPrashanth Sreenivasa vdev_indirect_config_t *vic = &vd->vdev_indirect_config; 10455cabbc6bSPrashanth Sreenivasa vdev_indirect_mapping_t *vim = vd->vdev_indirect_mapping; 10465cabbc6bSPrashanth Sreenivasa vdev_indirect_births_t *vib = vd->vdev_indirect_births; 10475cabbc6bSPrashanth Sreenivasa 10485cabbc6bSPrashanth Sreenivasa if (vim == NULL) { 10495cabbc6bSPrashanth Sreenivasa ASSERT3P(vib, ==, NULL); 10505cabbc6bSPrashanth Sreenivasa return; 10515cabbc6bSPrashanth Sreenivasa } 10525cabbc6bSPrashanth Sreenivasa 10535cabbc6bSPrashanth Sreenivasa ASSERT3U(vdev_indirect_mapping_object(vim), ==, 10545cabbc6bSPrashanth Sreenivasa vic->vic_mapping_object); 10555cabbc6bSPrashanth Sreenivasa ASSERT3U(vdev_indirect_births_object(vib), ==, 10565cabbc6bSPrashanth Sreenivasa vic->vic_births_object); 10575cabbc6bSPrashanth Sreenivasa 10585cabbc6bSPrashanth Sreenivasa (void) printf("indirect births obj %llu:\n", 10595cabbc6bSPrashanth Sreenivasa (longlong_t)vic->vic_births_object); 10605cabbc6bSPrashanth Sreenivasa (void) printf(" vib_count = %llu\n", 10615cabbc6bSPrashanth Sreenivasa (longlong_t)vdev_indirect_births_count(vib)); 10625cabbc6bSPrashanth Sreenivasa for (uint64_t i = 0; i < vdev_indirect_births_count(vib); i++) { 10635cabbc6bSPrashanth Sreenivasa vdev_indirect_birth_entry_phys_t *cur_vibe = 10645cabbc6bSPrashanth Sreenivasa &vib->vib_entries[i]; 10655cabbc6bSPrashanth Sreenivasa (void) printf("\toffset %llx -> txg %llu\n", 10665cabbc6bSPrashanth Sreenivasa (longlong_t)cur_vibe->vibe_offset, 10675cabbc6bSPrashanth Sreenivasa (longlong_t)cur_vibe->vibe_phys_birth_txg); 10685cabbc6bSPrashanth Sreenivasa } 10695cabbc6bSPrashanth Sreenivasa (void) printf("\n"); 10705cabbc6bSPrashanth Sreenivasa 10715cabbc6bSPrashanth Sreenivasa (void) printf("indirect mapping obj %llu:\n", 10725cabbc6bSPrashanth Sreenivasa (longlong_t)vic->vic_mapping_object); 10735cabbc6bSPrashanth Sreenivasa (void) printf(" vim_max_offset = 0x%llx\n", 10745cabbc6bSPrashanth Sreenivasa (longlong_t)vdev_indirect_mapping_max_offset(vim)); 10755cabbc6bSPrashanth Sreenivasa (void) printf(" vim_bytes_mapped = 0x%llx\n", 10765cabbc6bSPrashanth Sreenivasa (longlong_t)vdev_indirect_mapping_bytes_mapped(vim)); 10775cabbc6bSPrashanth Sreenivasa (void) printf(" vim_count = %llu\n", 10785cabbc6bSPrashanth Sreenivasa (longlong_t)vdev_indirect_mapping_num_entries(vim)); 10795cabbc6bSPrashanth Sreenivasa 10805cabbc6bSPrashanth Sreenivasa if (dump_opt['d'] <= 5 && dump_opt['m'] <= 3) 10815cabbc6bSPrashanth Sreenivasa return; 10825cabbc6bSPrashanth Sreenivasa 10835cabbc6bSPrashanth Sreenivasa uint32_t *counts = vdev_indirect_mapping_load_obsolete_counts(vim); 10845cabbc6bSPrashanth Sreenivasa 10855cabbc6bSPrashanth Sreenivasa for (uint64_t i = 0; i < vdev_indirect_mapping_num_entries(vim); i++) { 10865cabbc6bSPrashanth Sreenivasa vdev_indirect_mapping_entry_phys_t *vimep = 10875cabbc6bSPrashanth Sreenivasa &vim->vim_entries[i]; 10885cabbc6bSPrashanth Sreenivasa (void) printf("\t<%llx:%llx:%llx> -> " 10895cabbc6bSPrashanth Sreenivasa "<%llx:%llx:%llx> (%x obsolete)\n", 10905cabbc6bSPrashanth Sreenivasa (longlong_t)vd->vdev_id, 10915cabbc6bSPrashanth Sreenivasa (longlong_t)DVA_MAPPING_GET_SRC_OFFSET(vimep), 10925cabbc6bSPrashanth Sreenivasa (longlong_t)DVA_GET_ASIZE(&vimep->vimep_dst), 10935cabbc6bSPrashanth Sreenivasa (longlong_t)DVA_GET_VDEV(&vimep->vimep_dst), 10945cabbc6bSPrashanth Sreenivasa (longlong_t)DVA_GET_OFFSET(&vimep->vimep_dst), 10955cabbc6bSPrashanth Sreenivasa (longlong_t)DVA_GET_ASIZE(&vimep->vimep_dst), 10965cabbc6bSPrashanth Sreenivasa counts[i]); 10975cabbc6bSPrashanth Sreenivasa } 10985cabbc6bSPrashanth Sreenivasa (void) printf("\n"); 10995cabbc6bSPrashanth Sreenivasa 11005cabbc6bSPrashanth Sreenivasa uint64_t obsolete_sm_object = vdev_obsolete_sm_object(vd); 11015cabbc6bSPrashanth Sreenivasa if (obsolete_sm_object != 0) { 11025cabbc6bSPrashanth Sreenivasa objset_t *mos = vd->vdev_spa->spa_meta_objset; 11035cabbc6bSPrashanth Sreenivasa (void) printf("obsolete space map object %llu:\n", 11045cabbc6bSPrashanth Sreenivasa (u_longlong_t)obsolete_sm_object); 11055cabbc6bSPrashanth Sreenivasa ASSERT(vd->vdev_obsolete_sm != NULL); 11065cabbc6bSPrashanth Sreenivasa ASSERT3U(space_map_object(vd->vdev_obsolete_sm), ==, 11075cabbc6bSPrashanth Sreenivasa obsolete_sm_object); 11085cabbc6bSPrashanth Sreenivasa dump_spacemap(mos, vd->vdev_obsolete_sm); 11095cabbc6bSPrashanth Sreenivasa (void) printf("\n"); 11105cabbc6bSPrashanth Sreenivasa } 11115cabbc6bSPrashanth Sreenivasa } 11125cabbc6bSPrashanth Sreenivasa 1113fa9e4066Sahrens static void 1114fa9e4066Sahrens dump_metaslabs(spa_t *spa) 1115fa9e4066Sahrens { 111687219db7SVictor Latushkin vdev_t *vd, *rvd = spa->spa_root_vdev; 111787219db7SVictor Latushkin uint64_t m, c = 0, children = rvd->vdev_children; 1118fa9e4066Sahrens 1119fa9e4066Sahrens (void) printf("\nMetaslabs:\n"); 1120fa9e4066Sahrens 112187219db7SVictor Latushkin if (!dump_opt['d'] && zopt_objects > 0) { 112287219db7SVictor Latushkin c = zopt_object[0]; 112387219db7SVictor Latushkin 112487219db7SVictor Latushkin if (c >= children) 112587219db7SVictor Latushkin (void) fatal("bad vdev id: %llu", (u_longlong_t)c); 1126fa9e4066Sahrens 112787219db7SVictor Latushkin if (zopt_objects > 1) { 112887219db7SVictor Latushkin vd = rvd->vdev_child[c]; 112987219db7SVictor Latushkin print_vdev_metaslab_header(vd); 113087219db7SVictor Latushkin 113187219db7SVictor Latushkin for (m = 1; m < zopt_objects; m++) { 113287219db7SVictor Latushkin if (zopt_object[m] < vd->vdev_ms_count) 113387219db7SVictor Latushkin dump_metaslab( 113487219db7SVictor Latushkin vd->vdev_ms[zopt_object[m]]); 113587219db7SVictor Latushkin else 113687219db7SVictor Latushkin (void) fprintf(stderr, "bad metaslab " 113787219db7SVictor Latushkin "number %llu\n", 113887219db7SVictor Latushkin (u_longlong_t)zopt_object[m]); 113987219db7SVictor Latushkin } 114087219db7SVictor Latushkin (void) printf("\n"); 114187219db7SVictor Latushkin return; 114287219db7SVictor Latushkin } 114387219db7SVictor Latushkin children = c + 1; 114487219db7SVictor Latushkin } 114587219db7SVictor Latushkin for (; c < children; c++) { 114687219db7SVictor Latushkin vd = rvd->vdev_child[c]; 114787219db7SVictor Latushkin print_vdev_metaslab_header(vd); 1148fa9e4066Sahrens 11495cabbc6bSPrashanth Sreenivasa print_vdev_indirect(vd); 11505cabbc6bSPrashanth Sreenivasa 1151fa9e4066Sahrens for (m = 0; m < vd->vdev_ms_count; m++) 1152fa9e4066Sahrens dump_metaslab(vd->vdev_ms[m]); 1153fa9e4066Sahrens (void) printf("\n"); 1154fa9e4066Sahrens } 1155fa9e4066Sahrens } 1156fa9e4066Sahrens 1157814dcd43SSerapheim Dimitropoulos static void 1158814dcd43SSerapheim Dimitropoulos dump_log_spacemaps(spa_t *spa) 1159814dcd43SSerapheim Dimitropoulos { 1160814dcd43SSerapheim Dimitropoulos if (!spa_feature_is_active(spa, SPA_FEATURE_LOG_SPACEMAP)) 1161814dcd43SSerapheim Dimitropoulos return; 1162814dcd43SSerapheim Dimitropoulos 1163814dcd43SSerapheim Dimitropoulos (void) printf("\nLog Space Maps in Pool:\n"); 1164814dcd43SSerapheim Dimitropoulos for (spa_log_sm_t *sls = avl_first(&spa->spa_sm_logs_by_txg); 1165814dcd43SSerapheim Dimitropoulos sls; sls = AVL_NEXT(&spa->spa_sm_logs_by_txg, sls)) { 1166814dcd43SSerapheim Dimitropoulos space_map_t *sm = NULL; 1167814dcd43SSerapheim Dimitropoulos VERIFY0(space_map_open(&sm, spa_meta_objset(spa), 1168814dcd43SSerapheim Dimitropoulos sls->sls_sm_obj, 0, UINT64_MAX, SPA_MINBLOCKSHIFT)); 1169814dcd43SSerapheim Dimitropoulos 1170814dcd43SSerapheim Dimitropoulos (void) printf("Log Spacemap object %llu txg %llu\n", 1171814dcd43SSerapheim Dimitropoulos (u_longlong_t)sls->sls_sm_obj, (u_longlong_t)sls->sls_txg); 1172814dcd43SSerapheim Dimitropoulos dump_spacemap(spa->spa_meta_objset, sm); 1173814dcd43SSerapheim Dimitropoulos space_map_close(sm); 1174814dcd43SSerapheim Dimitropoulos } 1175814dcd43SSerapheim Dimitropoulos (void) printf("\n"); 1176814dcd43SSerapheim Dimitropoulos } 1177814dcd43SSerapheim Dimitropoulos 1178b24ab676SJeff Bonwick static void 1179b24ab676SJeff Bonwick dump_dde(const ddt_t *ddt, const ddt_entry_t *dde, uint64_t index) 1180b24ab676SJeff Bonwick { 1181b24ab676SJeff Bonwick const ddt_phys_t *ddp = dde->dde_phys; 1182b24ab676SJeff Bonwick const ddt_key_t *ddk = &dde->dde_key; 11833f7978d0SAlan Somers const char *types[4] = { "ditto", "single", "double", "triple" }; 1184b24ab676SJeff Bonwick char blkbuf[BP_SPRINTF_LEN]; 1185b24ab676SJeff Bonwick blkptr_t blk; 1186b24ab676SJeff Bonwick 1187b24ab676SJeff Bonwick for (int p = 0; p < DDT_PHYS_TYPES; p++, ddp++) { 1188b24ab676SJeff Bonwick if (ddp->ddp_phys_birth == 0) 1189b24ab676SJeff Bonwick continue; 1190bbfd46c4SJeff Bonwick ddt_bp_create(ddt->ddt_checksum, ddk, ddp, &blk); 119143466aaeSMax Grossman snprintf_blkptr(blkbuf, sizeof (blkbuf), &blk); 1192b24ab676SJeff Bonwick (void) printf("index %llx refcnt %llu %s %s\n", 1193b24ab676SJeff Bonwick (u_longlong_t)index, (u_longlong_t)ddp->ddp_refcnt, 1194b24ab676SJeff Bonwick types[p], blkbuf); 1195b24ab676SJeff Bonwick } 1196b24ab676SJeff Bonwick } 1197b24ab676SJeff Bonwick 1198b24ab676SJeff Bonwick static void 1199b24ab676SJeff Bonwick dump_dedup_ratio(const ddt_stat_t *dds) 1200b24ab676SJeff Bonwick { 1201b24ab676SJeff Bonwick double rL, rP, rD, D, dedup, compress, copies; 1202b24ab676SJeff Bonwick 1203b24ab676SJeff Bonwick if (dds->dds_blocks == 0) 1204b24ab676SJeff Bonwick return; 1205b24ab676SJeff Bonwick 1206b24ab676SJeff Bonwick rL = (double)dds->dds_ref_lsize; 1207b24ab676SJeff Bonwick rP = (double)dds->dds_ref_psize; 1208b24ab676SJeff Bonwick rD = (double)dds->dds_ref_dsize; 1209b24ab676SJeff Bonwick D = (double)dds->dds_dsize; 1210b24ab676SJeff Bonwick 1211b24ab676SJeff Bonwick dedup = rD / D; 1212b24ab676SJeff Bonwick compress = rL / rP; 1213b24ab676SJeff Bonwick copies = rD / rP; 1214b24ab676SJeff Bonwick 1215b24ab676SJeff Bonwick (void) printf("dedup = %.2f, compress = %.2f, copies = %.2f, " 1216b24ab676SJeff Bonwick "dedup * compress / copies = %.2f\n\n", 1217b24ab676SJeff Bonwick dedup, compress, copies, dedup * compress / copies); 1218b24ab676SJeff Bonwick } 1219b24ab676SJeff Bonwick 1220b24ab676SJeff Bonwick static void 1221b24ab676SJeff Bonwick dump_ddt(ddt_t *ddt, enum ddt_type type, enum ddt_class class) 1222b24ab676SJeff Bonwick { 1223b24ab676SJeff Bonwick char name[DDT_NAMELEN]; 1224b24ab676SJeff Bonwick ddt_entry_t dde; 1225b24ab676SJeff Bonwick uint64_t walk = 0; 1226b24ab676SJeff Bonwick dmu_object_info_t doi; 1227b24ab676SJeff Bonwick uint64_t count, dspace, mspace; 1228b24ab676SJeff Bonwick int error; 1229b24ab676SJeff Bonwick 1230b24ab676SJeff Bonwick error = ddt_object_info(ddt, type, class, &doi); 1231b24ab676SJeff Bonwick 1232b24ab676SJeff Bonwick if (error == ENOENT) 1233b24ab676SJeff Bonwick return; 1234b24ab676SJeff Bonwick ASSERT(error == 0); 1235b24ab676SJeff Bonwick 12367448a079SGeorge Wilson if ((count = ddt_object_count(ddt, type, class)) == 0) 12377448a079SGeorge Wilson return; 12387448a079SGeorge Wilson 1239b24ab676SJeff Bonwick dspace = doi.doi_physical_blocks_512 << 9; 1240b24ab676SJeff Bonwick mspace = doi.doi_fill_count * doi.doi_data_block_size; 1241b24ab676SJeff Bonwick 1242b24ab676SJeff Bonwick ddt_object_name(ddt, type, class, name); 1243b24ab676SJeff Bonwick 1244b24ab676SJeff Bonwick (void) printf("%s: %llu entries, size %llu on disk, %llu in core\n", 1245b24ab676SJeff Bonwick name, 1246b24ab676SJeff Bonwick (u_longlong_t)count, 1247b24ab676SJeff Bonwick (u_longlong_t)(dspace / count), 1248b24ab676SJeff Bonwick (u_longlong_t)(mspace / count)); 1249b24ab676SJeff Bonwick 1250b24ab676SJeff Bonwick if (dump_opt['D'] < 3) 1251b24ab676SJeff Bonwick return; 1252b24ab676SJeff Bonwick 12539eb19f4dSGeorge Wilson zpool_dump_ddt(NULL, &ddt->ddt_histogram[type][class]); 1254b24ab676SJeff Bonwick 1255b24ab676SJeff Bonwick if (dump_opt['D'] < 4) 1256b24ab676SJeff Bonwick return; 1257b24ab676SJeff Bonwick 1258b24ab676SJeff Bonwick if (dump_opt['D'] < 5 && class == DDT_CLASS_UNIQUE) 1259b24ab676SJeff Bonwick return; 1260b24ab676SJeff Bonwick 1261b24ab676SJeff Bonwick (void) printf("%s contents:\n\n", name); 1262b24ab676SJeff Bonwick 1263bbfd46c4SJeff Bonwick while ((error = ddt_object_walk(ddt, type, class, &walk, &dde)) == 0) 1264b24ab676SJeff Bonwick dump_dde(ddt, &dde, walk); 1265b24ab676SJeff Bonwick 126617f11284SSerapheim Dimitropoulos ASSERT3U(error, ==, ENOENT); 1267b24ab676SJeff Bonwick 1268b24ab676SJeff Bonwick (void) printf("\n"); 1269b24ab676SJeff Bonwick } 1270b24ab676SJeff Bonwick 1271b24ab676SJeff Bonwick static void 1272b24ab676SJeff Bonwick dump_all_ddts(spa_t *spa) 1273b24ab676SJeff Bonwick { 12743f7978d0SAlan Somers ddt_histogram_t ddh_total; 12753f7978d0SAlan Somers ddt_stat_t dds_total; 12763f7978d0SAlan Somers 12773f7978d0SAlan Somers bzero(&ddh_total, sizeof (ddh_total)); 12783f7978d0SAlan Somers bzero(&dds_total, sizeof (dds_total)); 1279b24ab676SJeff Bonwick 1280b24ab676SJeff Bonwick for (enum zio_checksum c = 0; c < ZIO_CHECKSUM_FUNCTIONS; c++) { 1281b24ab676SJeff Bonwick ddt_t *ddt = spa->spa_ddt[c]; 1282b24ab676SJeff Bonwick for (enum ddt_type type = 0; type < DDT_TYPES; type++) { 1283b24ab676SJeff Bonwick for (enum ddt_class class = 0; class < DDT_CLASSES; 1284b24ab676SJeff Bonwick class++) { 1285b24ab676SJeff Bonwick dump_ddt(ddt, type, class); 1286b24ab676SJeff Bonwick } 1287b24ab676SJeff Bonwick } 1288b24ab676SJeff Bonwick } 1289b24ab676SJeff Bonwick 12909eb19f4dSGeorge Wilson ddt_get_dedup_stats(spa, &dds_total); 1291b24ab676SJeff Bonwick 1292b24ab676SJeff Bonwick if (dds_total.dds_blocks == 0) { 1293b24ab676SJeff Bonwick (void) printf("All DDTs are empty\n"); 1294b24ab676SJeff Bonwick return; 1295b24ab676SJeff Bonwick } 1296b24ab676SJeff Bonwick 1297b24ab676SJeff Bonwick (void) printf("\n"); 1298b24ab676SJeff Bonwick 1299b24ab676SJeff Bonwick if (dump_opt['D'] > 1) { 1300b24ab676SJeff Bonwick (void) printf("DDT histogram (aggregated over all DDTs):\n"); 13019eb19f4dSGeorge Wilson ddt_get_dedup_histogram(spa, &ddh_total); 13029eb19f4dSGeorge Wilson zpool_dump_ddt(&dds_total, &ddh_total); 1303b24ab676SJeff Bonwick } 1304b24ab676SJeff Bonwick 1305b24ab676SJeff Bonwick dump_dedup_ratio(&dds_total); 1306b24ab676SJeff Bonwick } 1307b24ab676SJeff Bonwick 13088ad4d6ddSJeff Bonwick static void 13090713e232SGeorge Wilson dump_dtl_seg(void *arg, uint64_t start, uint64_t size) 13108ad4d6ddSJeff Bonwick { 13110713e232SGeorge Wilson char *prefix = arg; 13128ad4d6ddSJeff Bonwick 13138ad4d6ddSJeff Bonwick (void) printf("%s [%llu,%llu) length %llu\n", 13148ad4d6ddSJeff Bonwick prefix, 13158ad4d6ddSJeff Bonwick (u_longlong_t)start, 13168ad4d6ddSJeff Bonwick (u_longlong_t)(start + size), 13178ad4d6ddSJeff Bonwick (u_longlong_t)(size)); 13188ad4d6ddSJeff Bonwick } 13198ad4d6ddSJeff Bonwick 1320fa9e4066Sahrens static void 1321fa9e4066Sahrens dump_dtl(vdev_t *vd, int indent) 1322fa9e4066Sahrens { 13238ad4d6ddSJeff Bonwick spa_t *spa = vd->vdev_spa; 13248ad4d6ddSJeff Bonwick boolean_t required; 13253f7978d0SAlan Somers const char *name[DTL_TYPES] = { "missing", "partial", "scrub", 13263f7978d0SAlan Somers "outage" }; 13278ad4d6ddSJeff Bonwick char prefix[256]; 13288ad4d6ddSJeff Bonwick 13298f18d1faSGeorge Wilson spa_vdev_state_enter(spa, SCL_NONE); 13308ad4d6ddSJeff Bonwick required = vdev_dtl_required(vd); 13318ad4d6ddSJeff Bonwick (void) spa_vdev_state_exit(spa, NULL, 0); 1332fa9e4066Sahrens 1333fa9e4066Sahrens if (indent == 0) 1334fa9e4066Sahrens (void) printf("\nDirty time logs:\n\n"); 1335fa9e4066Sahrens 13368ad4d6ddSJeff Bonwick (void) printf("\t%*s%s [%s]\n", indent, "", 1337e14bb325SJeff Bonwick vd->vdev_path ? vd->vdev_path : 13388ad4d6ddSJeff Bonwick vd->vdev_parent ? vd->vdev_ops->vdev_op_type : spa_name(spa), 13398ad4d6ddSJeff Bonwick required ? "DTL-required" : "DTL-expendable"); 1340fa9e4066Sahrens 13418ad4d6ddSJeff Bonwick for (int t = 0; t < DTL_TYPES; t++) { 13420713e232SGeorge Wilson range_tree_t *rt = vd->vdev_dtl[t]; 13430713e232SGeorge Wilson if (range_tree_space(rt) == 0) 13448ad4d6ddSJeff Bonwick continue; 13458ad4d6ddSJeff Bonwick (void) snprintf(prefix, sizeof (prefix), "\t%*s%s", 13468ad4d6ddSJeff Bonwick indent + 2, "", name[t]); 13470713e232SGeorge Wilson range_tree_walk(rt, dump_dtl_seg, prefix); 13488ad4d6ddSJeff Bonwick if (dump_opt['d'] > 5 && vd->vdev_children == 0) 13490713e232SGeorge Wilson dump_spacemap(spa->spa_meta_objset, vd->vdev_dtl_sm); 1350fa9e4066Sahrens } 1351fa9e4066Sahrens 13523f7978d0SAlan Somers for (unsigned c = 0; c < vd->vdev_children; c++) 1353fa9e4066Sahrens dump_dtl(vd->vdev_child[c], indent + 4); 1354fa9e4066Sahrens } 1355fa9e4066Sahrens 13568f18d1faSGeorge Wilson static void 13578f18d1faSGeorge Wilson dump_history(spa_t *spa) 13588f18d1faSGeorge Wilson { 13598f18d1faSGeorge Wilson nvlist_t **events = NULL; 1360e4161df6SVictor Latushkin uint64_t resid, len, off = 0; 13618f18d1faSGeorge Wilson uint_t num = 0; 13628f18d1faSGeorge Wilson int error; 13638f18d1faSGeorge Wilson time_t tsec; 13648f18d1faSGeorge Wilson struct tm t; 13658f18d1faSGeorge Wilson char tbuf[30]; 13668f18d1faSGeorge Wilson char internalstr[MAXPATHLEN]; 13678f18d1faSGeorge Wilson 13683f84190cSMatthew Ahrens char *buf = umem_alloc(SPA_MAXBLOCKSIZE, UMEM_NOFAIL); 13698f18d1faSGeorge Wilson do { 13703f84190cSMatthew Ahrens len = SPA_MAXBLOCKSIZE; 1371e4161df6SVictor Latushkin 13728f18d1faSGeorge Wilson if ((error = spa_history_get(spa, &off, &len, buf)) != 0) { 13738f18d1faSGeorge Wilson (void) fprintf(stderr, "Unable to read history: " 13748f18d1faSGeorge Wilson "error %d\n", error); 13753f84190cSMatthew Ahrens umem_free(buf, SPA_MAXBLOCKSIZE); 13768f18d1faSGeorge Wilson return; 13778f18d1faSGeorge Wilson } 13788f18d1faSGeorge Wilson 13798f18d1faSGeorge Wilson if (zpool_history_unpack(buf, len, &resid, &events, &num) != 0) 13808f18d1faSGeorge Wilson break; 13818f18d1faSGeorge Wilson 13828f18d1faSGeorge Wilson off -= resid; 13838f18d1faSGeorge Wilson } while (len != 0); 13843f84190cSMatthew Ahrens umem_free(buf, SPA_MAXBLOCKSIZE); 13858f18d1faSGeorge Wilson 13868f18d1faSGeorge Wilson (void) printf("\nHistory:\n"); 13873f7978d0SAlan Somers for (unsigned i = 0; i < num; i++) { 13888f18d1faSGeorge Wilson uint64_t time, txg, ievent; 13898f18d1faSGeorge Wilson char *cmd, *intstr; 13904445fffbSMatthew Ahrens boolean_t printed = B_FALSE; 13918f18d1faSGeorge Wilson 13928f18d1faSGeorge Wilson if (nvlist_lookup_uint64(events[i], ZPOOL_HIST_TIME, 13938f18d1faSGeorge Wilson &time) != 0) 13944445fffbSMatthew Ahrens goto next; 13958f18d1faSGeorge Wilson if (nvlist_lookup_string(events[i], ZPOOL_HIST_CMD, 13968f18d1faSGeorge Wilson &cmd) != 0) { 13978f18d1faSGeorge Wilson if (nvlist_lookup_uint64(events[i], 13988f18d1faSGeorge Wilson ZPOOL_HIST_INT_EVENT, &ievent) != 0) 13994445fffbSMatthew Ahrens goto next; 14008f18d1faSGeorge Wilson verify(nvlist_lookup_uint64(events[i], 14018f18d1faSGeorge Wilson ZPOOL_HIST_TXG, &txg) == 0); 14028f18d1faSGeorge Wilson verify(nvlist_lookup_string(events[i], 14038f18d1faSGeorge Wilson ZPOOL_HIST_INT_STR, &intstr) == 0); 14044445fffbSMatthew Ahrens if (ievent >= ZFS_NUM_LEGACY_HISTORY_EVENTS) 14054445fffbSMatthew Ahrens goto next; 14068f18d1faSGeorge Wilson 14078f18d1faSGeorge Wilson (void) snprintf(internalstr, 14088f18d1faSGeorge Wilson sizeof (internalstr), 14093f7978d0SAlan Somers "[internal %s txg:%ju] %s", 14103f7978d0SAlan Somers zfs_history_event_names[ievent], (uintmax_t)txg, 14118f18d1faSGeorge Wilson intstr); 14128f18d1faSGeorge Wilson cmd = internalstr; 14138f18d1faSGeorge Wilson } 14148f18d1faSGeorge Wilson tsec = time; 14158f18d1faSGeorge Wilson (void) localtime_r(&tsec, &t); 14168f18d1faSGeorge Wilson (void) strftime(tbuf, sizeof (tbuf), "%F.%T", &t); 14178f18d1faSGeorge Wilson (void) printf("%s %s\n", tbuf, cmd); 14184445fffbSMatthew Ahrens printed = B_TRUE; 14194445fffbSMatthew Ahrens 14204445fffbSMatthew Ahrens next: 14214445fffbSMatthew Ahrens if (dump_opt['h'] > 1) { 14224445fffbSMatthew Ahrens if (!printed) 14234445fffbSMatthew Ahrens (void) printf("unrecognized record:\n"); 14244445fffbSMatthew Ahrens dump_nvlist(events[i], 2); 14254445fffbSMatthew Ahrens } 14268f18d1faSGeorge Wilson } 14278f18d1faSGeorge Wilson } 14288f18d1faSGeorge Wilson 1429fa9e4066Sahrens /*ARGSUSED*/ 1430fa9e4066Sahrens static void 1431fa9e4066Sahrens dump_dnode(objset_t *os, uint64_t object, void *data, size_t size) 1432fa9e4066Sahrens { 1433fa9e4066Sahrens } 1434fa9e4066Sahrens 1435fa9e4066Sahrens static uint64_t 14367802d7bfSMatthew Ahrens blkid2offset(const dnode_phys_t *dnp, const blkptr_t *bp, 14377802d7bfSMatthew Ahrens const zbookmark_phys_t *zb) 1438fa9e4066Sahrens { 1439b24ab676SJeff Bonwick if (dnp == NULL) { 1440b24ab676SJeff Bonwick ASSERT(zb->zb_level < 0); 1441b24ab676SJeff Bonwick if (zb->zb_object == 0) 1442b24ab676SJeff Bonwick return (zb->zb_blkid); 1443b24ab676SJeff Bonwick return (zb->zb_blkid * BP_GET_LSIZE(bp)); 1444b24ab676SJeff Bonwick } 1445b24ab676SJeff Bonwick 1446b24ab676SJeff Bonwick ASSERT(zb->zb_level >= 0); 1447fa9e4066Sahrens 1448b24ab676SJeff Bonwick return ((zb->zb_blkid << 1449b24ab676SJeff Bonwick (zb->zb_level * (dnp->dn_indblkshift - SPA_BLKPTRSHIFT))) * 1450fa9e4066Sahrens dnp->dn_datablkszsec << SPA_MINBLOCKSHIFT); 1451fa9e4066Sahrens } 1452fa9e4066Sahrens 145344cd46caSbillm static void 145443466aaeSMax Grossman snprintf_blkptr_compact(char *blkbuf, size_t buflen, const blkptr_t *bp) 145544cd46caSbillm { 1456cde58dbcSMatthew Ahrens const dva_t *dva = bp->blk_dva; 1457eb633035STom Caputi unsigned int ndvas = dump_opt['d'] > 5 ? BP_GET_NDVAS(bp) : 1; 1458b24ab676SJeff Bonwick 1459490d05b9SMatthew Ahrens if (dump_opt['b'] >= 6) { 146043466aaeSMax Grossman snprintf_blkptr(blkbuf, buflen, bp); 1461b24ab676SJeff Bonwick return; 1462b24ab676SJeff Bonwick } 146344cd46caSbillm 14645d7b4d43SMatthew Ahrens if (BP_IS_EMBEDDED(bp)) { 14655d7b4d43SMatthew Ahrens (void) sprintf(blkbuf, 14665d7b4d43SMatthew Ahrens "EMBEDDED et=%u %llxL/%llxP B=%llu", 14675d7b4d43SMatthew Ahrens (int)BPE_GET_ETYPE(bp), 14685d7b4d43SMatthew Ahrens (u_longlong_t)BPE_GET_LSIZE(bp), 14695d7b4d43SMatthew Ahrens (u_longlong_t)BPE_GET_PSIZE(bp), 14705d7b4d43SMatthew Ahrens (u_longlong_t)bp->blk_birth); 14715d7b4d43SMatthew Ahrens return; 14725d7b4d43SMatthew Ahrens } 147344cd46caSbillm 14745d7b4d43SMatthew Ahrens blkbuf[0] = '\0'; 1475eb633035STom Caputi for (unsigned int i = 0; i < ndvas; i++) 147643466aaeSMax Grossman (void) snprintf(blkbuf + strlen(blkbuf), 147743466aaeSMax Grossman buflen - strlen(blkbuf), "%llu:%llx:%llx ", 147844cd46caSbillm (u_longlong_t)DVA_GET_VDEV(&dva[i]), 147944cd46caSbillm (u_longlong_t)DVA_GET_OFFSET(&dva[i]), 148044cd46caSbillm (u_longlong_t)DVA_GET_ASIZE(&dva[i])); 148144cd46caSbillm 148243466aaeSMax Grossman if (BP_IS_HOLE(bp)) { 148343466aaeSMax Grossman (void) snprintf(blkbuf + strlen(blkbuf), 148470163ac5SPrakash Surya buflen - strlen(blkbuf), 148570163ac5SPrakash Surya "%llxL B=%llu", 148670163ac5SPrakash Surya (u_longlong_t)BP_GET_LSIZE(bp), 148743466aaeSMax Grossman (u_longlong_t)bp->blk_birth); 148843466aaeSMax Grossman } else { 148943466aaeSMax Grossman (void) snprintf(blkbuf + strlen(blkbuf), 149043466aaeSMax Grossman buflen - strlen(blkbuf), 149143466aaeSMax Grossman "%llxL/%llxP F=%llu B=%llu/%llu", 149243466aaeSMax Grossman (u_longlong_t)BP_GET_LSIZE(bp), 149343466aaeSMax Grossman (u_longlong_t)BP_GET_PSIZE(bp), 14945d7b4d43SMatthew Ahrens (u_longlong_t)BP_GET_FILL(bp), 149543466aaeSMax Grossman (u_longlong_t)bp->blk_birth, 149643466aaeSMax Grossman (u_longlong_t)BP_PHYSICAL_BIRTH(bp)); 149743466aaeSMax Grossman } 149844cd46caSbillm } 149944cd46caSbillm 150088b7b0f2SMatthew Ahrens static void 15017802d7bfSMatthew Ahrens print_indirect(blkptr_t *bp, const zbookmark_phys_t *zb, 150288b7b0f2SMatthew Ahrens const dnode_phys_t *dnp) 1503fa9e4066Sahrens { 150488b7b0f2SMatthew Ahrens char blkbuf[BP_SPRINTF_LEN]; 1505fa9e4066Sahrens int l; 1506fa9e4066Sahrens 15075d7b4d43SMatthew Ahrens if (!BP_IS_EMBEDDED(bp)) { 15085d7b4d43SMatthew Ahrens ASSERT3U(BP_GET_TYPE(bp), ==, dnp->dn_type); 15095d7b4d43SMatthew Ahrens ASSERT3U(BP_GET_LEVEL(bp), ==, zb->zb_level); 15105d7b4d43SMatthew Ahrens } 1511fa9e4066Sahrens 1512b24ab676SJeff Bonwick (void) printf("%16llx ", (u_longlong_t)blkid2offset(dnp, bp, zb)); 1513fa9e4066Sahrens 1514fa9e4066Sahrens ASSERT(zb->zb_level >= 0); 1515fa9e4066Sahrens 1516fa9e4066Sahrens for (l = dnp->dn_nlevels - 1; l >= -1; l--) { 1517fa9e4066Sahrens if (l == zb->zb_level) { 151888b7b0f2SMatthew Ahrens (void) printf("L%llx", (u_longlong_t)zb->zb_level); 1519fa9e4066Sahrens } else { 152088b7b0f2SMatthew Ahrens (void) printf(" "); 1521fa9e4066Sahrens } 1522fa9e4066Sahrens } 1523fa9e4066Sahrens 152443466aaeSMax Grossman snprintf_blkptr_compact(blkbuf, sizeof (blkbuf), bp); 152588b7b0f2SMatthew Ahrens (void) printf("%s\n", blkbuf); 152688b7b0f2SMatthew Ahrens } 152788b7b0f2SMatthew Ahrens 152888b7b0f2SMatthew Ahrens static int 152988b7b0f2SMatthew Ahrens visit_indirect(spa_t *spa, const dnode_phys_t *dnp, 15307802d7bfSMatthew Ahrens blkptr_t *bp, const zbookmark_phys_t *zb) 153188b7b0f2SMatthew Ahrens { 1532e4161df6SVictor Latushkin int err = 0; 153388b7b0f2SMatthew Ahrens 153488b7b0f2SMatthew Ahrens if (bp->blk_birth == 0) 153588b7b0f2SMatthew Ahrens return (0); 153688b7b0f2SMatthew Ahrens 153788b7b0f2SMatthew Ahrens print_indirect(bp, zb, dnp); 153888b7b0f2SMatthew Ahrens 153943466aaeSMax Grossman if (BP_GET_LEVEL(bp) > 0 && !BP_IS_HOLE(bp)) { 15407adb730bSGeorge Wilson arc_flags_t flags = ARC_FLAG_WAIT; 154188b7b0f2SMatthew Ahrens int i; 154288b7b0f2SMatthew Ahrens blkptr_t *cbp; 154388b7b0f2SMatthew Ahrens int epb = BP_GET_LSIZE(bp) >> SPA_BLKPTRSHIFT; 154488b7b0f2SMatthew Ahrens arc_buf_t *buf; 154588b7b0f2SMatthew Ahrens uint64_t fill = 0; 154688b7b0f2SMatthew Ahrens 15471b912ec7SGeorge Wilson err = arc_read(NULL, spa, bp, arc_getbuf_func, &buf, 154888b7b0f2SMatthew Ahrens ZIO_PRIORITY_ASYNC_READ, ZIO_FLAG_CANFAIL, &flags, zb); 154988b7b0f2SMatthew Ahrens if (err) 155088b7b0f2SMatthew Ahrens return (err); 15513f9d6ad7SLin Ling ASSERT(buf->b_data); 155288b7b0f2SMatthew Ahrens 155388b7b0f2SMatthew Ahrens /* recursively visit blocks below this */ 155488b7b0f2SMatthew Ahrens cbp = buf->b_data; 155588b7b0f2SMatthew Ahrens for (i = 0; i < epb; i++, cbp++) { 15567802d7bfSMatthew Ahrens zbookmark_phys_t czb; 155788b7b0f2SMatthew Ahrens 155888b7b0f2SMatthew Ahrens SET_BOOKMARK(&czb, zb->zb_objset, zb->zb_object, 155988b7b0f2SMatthew Ahrens zb->zb_level - 1, 156088b7b0f2SMatthew Ahrens zb->zb_blkid * epb + i); 156188b7b0f2SMatthew Ahrens err = visit_indirect(spa, dnp, cbp, &czb); 156288b7b0f2SMatthew Ahrens if (err) 156388b7b0f2SMatthew Ahrens break; 15645d7b4d43SMatthew Ahrens fill += BP_GET_FILL(cbp); 156588b7b0f2SMatthew Ahrens } 15668ad4d6ddSJeff Bonwick if (!err) 15675d7b4d43SMatthew Ahrens ASSERT3U(fill, ==, BP_GET_FILL(bp)); 1568dcbf3bd6SGeorge Wilson arc_buf_destroy(buf, &buf); 1569fa9e4066Sahrens } 1570fa9e4066Sahrens 157188b7b0f2SMatthew Ahrens return (err); 1572fa9e4066Sahrens } 1573fa9e4066Sahrens 1574fa9e4066Sahrens /*ARGSUSED*/ 1575fa9e4066Sahrens static void 157688b7b0f2SMatthew Ahrens dump_indirect(dnode_t *dn) 1577fa9e4066Sahrens { 157888b7b0f2SMatthew Ahrens dnode_phys_t *dnp = dn->dn_phys; 157988b7b0f2SMatthew Ahrens int j; 15807802d7bfSMatthew Ahrens zbookmark_phys_t czb; 1581fa9e4066Sahrens 1582fa9e4066Sahrens (void) printf("Indirect blocks:\n"); 1583fa9e4066Sahrens 1584503ad85cSMatthew Ahrens SET_BOOKMARK(&czb, dmu_objset_id(dn->dn_objset), 158588b7b0f2SMatthew Ahrens dn->dn_object, dnp->dn_nlevels - 1, 0); 158688b7b0f2SMatthew Ahrens for (j = 0; j < dnp->dn_nblkptr; j++) { 158788b7b0f2SMatthew Ahrens czb.zb_blkid = j; 1588503ad85cSMatthew Ahrens (void) visit_indirect(dmu_objset_spa(dn->dn_objset), dnp, 158988b7b0f2SMatthew Ahrens &dnp->dn_blkptr[j], &czb); 159088b7b0f2SMatthew Ahrens } 1591fa9e4066Sahrens 1592fa9e4066Sahrens (void) printf("\n"); 1593fa9e4066Sahrens } 1594fa9e4066Sahrens 1595fa9e4066Sahrens /*ARGSUSED*/ 1596fa9e4066Sahrens static void 1597fa9e4066Sahrens dump_dsl_dir(objset_t *os, uint64_t object, void *data, size_t size) 1598fa9e4066Sahrens { 1599fa9e4066Sahrens dsl_dir_phys_t *dd = data; 1600fa9e4066Sahrens time_t crtime; 16013f9d6ad7SLin Ling char nice[32]; 1602fa9e4066Sahrens 16030a055120SJason King /* make sure nicenum has enough space */ 16040a055120SJason King CTASSERT(sizeof (nice) >= NN_NUMBUF_SZ); 16050a055120SJason King 1606fa9e4066Sahrens if (dd == NULL) 1607fa9e4066Sahrens return; 1608fa9e4066Sahrens 1609da6c28aaSamw ASSERT3U(size, >=, sizeof (dsl_dir_phys_t)); 1610fa9e4066Sahrens 1611fa9e4066Sahrens crtime = dd->dd_creation_time; 1612fa9e4066Sahrens (void) printf("\t\tcreation_time = %s", ctime(&crtime)); 1613fa9e4066Sahrens (void) printf("\t\thead_dataset_obj = %llu\n", 1614fa9e4066Sahrens (u_longlong_t)dd->dd_head_dataset_obj); 1615fa9e4066Sahrens (void) printf("\t\tparent_dir_obj = %llu\n", 1616fa9e4066Sahrens (u_longlong_t)dd->dd_parent_obj); 16173cb34c60Sahrens (void) printf("\t\torigin_obj = %llu\n", 16183cb34c60Sahrens (u_longlong_t)dd->dd_origin_obj); 1619fa9e4066Sahrens (void) printf("\t\tchild_dir_zapobj = %llu\n", 1620fa9e4066Sahrens (u_longlong_t)dd->dd_child_dir_zapobj); 16210a055120SJason King zdb_nicenum(dd->dd_used_bytes, nice, sizeof (nice)); 162274e7dc98SMatthew Ahrens (void) printf("\t\tused_bytes = %s\n", nice); 16230a055120SJason King zdb_nicenum(dd->dd_compressed_bytes, nice, sizeof (nice)); 162474e7dc98SMatthew Ahrens (void) printf("\t\tcompressed_bytes = %s\n", nice); 16250a055120SJason King zdb_nicenum(dd->dd_uncompressed_bytes, nice, sizeof (nice)); 162674e7dc98SMatthew Ahrens (void) printf("\t\tuncompressed_bytes = %s\n", nice); 16270a055120SJason King zdb_nicenum(dd->dd_quota, nice, sizeof (nice)); 162874e7dc98SMatthew Ahrens (void) printf("\t\tquota = %s\n", nice); 16290a055120SJason King zdb_nicenum(dd->dd_reserved, nice, sizeof (nice)); 163074e7dc98SMatthew Ahrens (void) printf("\t\treserved = %s\n", nice); 1631fa9e4066Sahrens (void) printf("\t\tprops_zapobj = %llu\n", 1632fa9e4066Sahrens (u_longlong_t)dd->dd_props_zapobj); 1633ecd6cf80Smarks (void) printf("\t\tdeleg_zapobj = %llu\n", 1634ecd6cf80Smarks (u_longlong_t)dd->dd_deleg_zapobj); 163574e7dc98SMatthew Ahrens (void) printf("\t\tflags = %llx\n", 163674e7dc98SMatthew Ahrens (u_longlong_t)dd->dd_flags); 163774e7dc98SMatthew Ahrens 163874e7dc98SMatthew Ahrens #define DO(which) \ 16390a055120SJason King zdb_nicenum(dd->dd_used_breakdown[DD_USED_ ## which], nice, \ 16400a055120SJason King sizeof (nice)); \ 164174e7dc98SMatthew Ahrens (void) printf("\t\tused_breakdown[" #which "] = %s\n", nice) 164274e7dc98SMatthew Ahrens DO(HEAD); 164374e7dc98SMatthew Ahrens DO(SNAP); 164474e7dc98SMatthew Ahrens DO(CHILD); 164574e7dc98SMatthew Ahrens DO(CHILD_RSRV); 164674e7dc98SMatthew Ahrens DO(REFRSRV); 164774e7dc98SMatthew Ahrens #undef DO 164817fb938fSMatthew Ahrens (void) printf("\t\tclones = %llu\n", 164917fb938fSMatthew Ahrens (u_longlong_t)dd->dd_clones); 1650fa9e4066Sahrens } 1651fa9e4066Sahrens 1652fa9e4066Sahrens /*ARGSUSED*/ 1653fa9e4066Sahrens static void 1654fa9e4066Sahrens dump_dsl_dataset(objset_t *os, uint64_t object, void *data, size_t size) 1655fa9e4066Sahrens { 1656fa9e4066Sahrens dsl_dataset_phys_t *ds = data; 1657fa9e4066Sahrens time_t crtime; 16583f9d6ad7SLin Ling char used[32], compressed[32], uncompressed[32], unique[32]; 1659fbabab8fSmaybee char blkbuf[BP_SPRINTF_LEN]; 1660fa9e4066Sahrens 16610a055120SJason King /* make sure nicenum has enough space */ 16620a055120SJason King CTASSERT(sizeof (used) >= NN_NUMBUF_SZ); 16630a055120SJason King CTASSERT(sizeof (compressed) >= NN_NUMBUF_SZ); 16640a055120SJason King CTASSERT(sizeof (uncompressed) >= NN_NUMBUF_SZ); 16650a055120SJason King CTASSERT(sizeof (unique) >= NN_NUMBUF_SZ); 16660a055120SJason King 1667fa9e4066Sahrens if (ds == NULL) 1668fa9e4066Sahrens return; 1669fa9e4066Sahrens 1670fa9e4066Sahrens ASSERT(size == sizeof (*ds)); 1671fa9e4066Sahrens crtime = ds->ds_creation_time; 16720a055120SJason King zdb_nicenum(ds->ds_referenced_bytes, used, sizeof (used)); 16730a055120SJason King zdb_nicenum(ds->ds_compressed_bytes, compressed, sizeof (compressed)); 16740a055120SJason King zdb_nicenum(ds->ds_uncompressed_bytes, uncompressed, 16750a055120SJason King sizeof (uncompressed)); 16760a055120SJason King zdb_nicenum(ds->ds_unique_bytes, unique, sizeof (unique)); 167743466aaeSMax Grossman snprintf_blkptr(blkbuf, sizeof (blkbuf), &ds->ds_bp); 1678fa9e4066Sahrens 1679088f3894Sahrens (void) printf("\t\tdir_obj = %llu\n", 1680fa9e4066Sahrens (u_longlong_t)ds->ds_dir_obj); 1681fa9e4066Sahrens (void) printf("\t\tprev_snap_obj = %llu\n", 1682fa9e4066Sahrens (u_longlong_t)ds->ds_prev_snap_obj); 1683fa9e4066Sahrens (void) printf("\t\tprev_snap_txg = %llu\n", 1684fa9e4066Sahrens (u_longlong_t)ds->ds_prev_snap_txg); 1685fa9e4066Sahrens (void) printf("\t\tnext_snap_obj = %llu\n", 1686fa9e4066Sahrens (u_longlong_t)ds->ds_next_snap_obj); 1687fa9e4066Sahrens (void) printf("\t\tsnapnames_zapobj = %llu\n", 1688fa9e4066Sahrens (u_longlong_t)ds->ds_snapnames_zapobj); 1689fa9e4066Sahrens (void) printf("\t\tnum_children = %llu\n", 1690fa9e4066Sahrens (u_longlong_t)ds->ds_num_children); 1691842727c2SChris Kirby (void) printf("\t\tuserrefs_obj = %llu\n", 1692842727c2SChris Kirby (u_longlong_t)ds->ds_userrefs_obj); 1693fa9e4066Sahrens (void) printf("\t\tcreation_time = %s", ctime(&crtime)); 1694fa9e4066Sahrens (void) printf("\t\tcreation_txg = %llu\n", 1695fa9e4066Sahrens (u_longlong_t)ds->ds_creation_txg); 1696fa9e4066Sahrens (void) printf("\t\tdeadlist_obj = %llu\n", 1697fa9e4066Sahrens (u_longlong_t)ds->ds_deadlist_obj); 1698fa9e4066Sahrens (void) printf("\t\tused_bytes = %s\n", used); 1699fa9e4066Sahrens (void) printf("\t\tcompressed_bytes = %s\n", compressed); 1700fa9e4066Sahrens (void) printf("\t\tuncompressed_bytes = %s\n", uncompressed); 1701fa9e4066Sahrens (void) printf("\t\tunique = %s\n", unique); 1702fa9e4066Sahrens (void) printf("\t\tfsid_guid = %llu\n", 1703fa9e4066Sahrens (u_longlong_t)ds->ds_fsid_guid); 1704fa9e4066Sahrens (void) printf("\t\tguid = %llu\n", 1705fa9e4066Sahrens (u_longlong_t)ds->ds_guid); 170699653d4eSeschrock (void) printf("\t\tflags = %llx\n", 170799653d4eSeschrock (u_longlong_t)ds->ds_flags); 1708088f3894Sahrens (void) printf("\t\tnext_clones_obj = %llu\n", 1709088f3894Sahrens (u_longlong_t)ds->ds_next_clones_obj); 1710bb0ade09Sahrens (void) printf("\t\tprops_obj = %llu\n", 1711bb0ade09Sahrens (u_longlong_t)ds->ds_props_obj); 1712fa9e4066Sahrens (void) printf("\t\tbp = %s\n", blkbuf); 1713fa9e4066Sahrens } 1714fa9e4066Sahrens 1715ad135b5dSChristopher Siden /* ARGSUSED */ 1716ad135b5dSChristopher Siden static int 1717ad135b5dSChristopher Siden dump_bptree_cb(void *arg, const blkptr_t *bp, dmu_tx_t *tx) 1718ad135b5dSChristopher Siden { 1719ad135b5dSChristopher Siden char blkbuf[BP_SPRINTF_LEN]; 1720ad135b5dSChristopher Siden 1721ad135b5dSChristopher Siden if (bp->blk_birth != 0) { 172243466aaeSMax Grossman snprintf_blkptr(blkbuf, sizeof (blkbuf), bp); 1723ad135b5dSChristopher Siden (void) printf("\t%s\n", blkbuf); 1724ad135b5dSChristopher Siden } 1725ad135b5dSChristopher Siden return (0); 1726ad135b5dSChristopher Siden } 1727ad135b5dSChristopher Siden 1728ad135b5dSChristopher Siden static void 17293f7978d0SAlan Somers dump_bptree(objset_t *os, uint64_t obj, const char *name) 1730ad135b5dSChristopher Siden { 1731ad135b5dSChristopher Siden char bytes[32]; 1732ad135b5dSChristopher Siden bptree_phys_t *bt; 1733ad135b5dSChristopher Siden dmu_buf_t *db; 1734ad135b5dSChristopher Siden 17350a055120SJason King /* make sure nicenum has enough space */ 17360a055120SJason King CTASSERT(sizeof (bytes) >= NN_NUMBUF_SZ); 17370a055120SJason King 1738ad135b5dSChristopher Siden if (dump_opt['d'] < 3) 1739ad135b5dSChristopher Siden return; 1740ad135b5dSChristopher Siden 1741b420f3adSRichard Lowe VERIFY3U(0, ==, dmu_bonus_hold(os, obj, FTAG, &db)); 1742ad135b5dSChristopher Siden bt = db->db_data; 17430a055120SJason King zdb_nicenum(bt->bt_bytes, bytes, sizeof (bytes)); 1744ad135b5dSChristopher Siden (void) printf("\n %s: %llu datasets, %s\n", 1745ad135b5dSChristopher Siden name, (unsigned long long)(bt->bt_end - bt->bt_begin), bytes); 1746ad135b5dSChristopher Siden dmu_buf_rele(db, FTAG); 1747ad135b5dSChristopher Siden 1748ad135b5dSChristopher Siden if (dump_opt['d'] < 5) 1749ad135b5dSChristopher Siden return; 1750ad135b5dSChristopher Siden 1751ad135b5dSChristopher Siden (void) printf("\n"); 1752ad135b5dSChristopher Siden 1753ad135b5dSChristopher Siden (void) bptree_iterate(os, obj, B_FALSE, dump_bptree_cb, NULL, NULL); 1754ad135b5dSChristopher Siden } 1755ad135b5dSChristopher Siden 1756cde58dbcSMatthew Ahrens /* ARGSUSED */ 1757cde58dbcSMatthew Ahrens static int 1758cde58dbcSMatthew Ahrens dump_bpobj_cb(void *arg, const blkptr_t *bp, dmu_tx_t *tx) 1759cde58dbcSMatthew Ahrens { 1760cde58dbcSMatthew Ahrens char blkbuf[BP_SPRINTF_LEN]; 1761cde58dbcSMatthew Ahrens 1762cde58dbcSMatthew Ahrens ASSERT(bp->blk_birth != 0); 176343466aaeSMax Grossman snprintf_blkptr_compact(blkbuf, sizeof (blkbuf), bp); 1764cde58dbcSMatthew Ahrens (void) printf("\t%s\n", blkbuf); 1765cde58dbcSMatthew Ahrens return (0); 1766cde58dbcSMatthew Ahrens } 1767cde58dbcSMatthew Ahrens 1768fa9e4066Sahrens static void 17693f7978d0SAlan Somers dump_full_bpobj(bpobj_t *bpo, const char *name, int indent) 1770fa9e4066Sahrens { 17713f9d6ad7SLin Ling char bytes[32]; 17723f9d6ad7SLin Ling char comp[32]; 17733f9d6ad7SLin Ling char uncomp[32]; 1774fa9e4066Sahrens 17750a055120SJason King /* make sure nicenum has enough space */ 17760a055120SJason King CTASSERT(sizeof (bytes) >= NN_NUMBUF_SZ); 17770a055120SJason King CTASSERT(sizeof (comp) >= NN_NUMBUF_SZ); 17780a055120SJason King CTASSERT(sizeof (uncomp) >= NN_NUMBUF_SZ); 17790a055120SJason King 1780fa9e4066Sahrens if (dump_opt['d'] < 3) 1781fa9e4066Sahrens return; 1782fa9e4066Sahrens 17830a055120SJason King zdb_nicenum(bpo->bpo_phys->bpo_bytes, bytes, sizeof (bytes)); 1784d0475637SMatthew Ahrens if (bpo->bpo_havesubobj && bpo->bpo_phys->bpo_subobjs != 0) { 17850a055120SJason King zdb_nicenum(bpo->bpo_phys->bpo_comp, comp, sizeof (comp)); 17860a055120SJason King zdb_nicenum(bpo->bpo_phys->bpo_uncomp, uncomp, sizeof (uncomp)); 1787d0475637SMatthew Ahrens (void) printf(" %*s: object %llu, %llu local blkptrs, " 1788732885fcSMatthew Ahrens "%llu subobjs in object %llu, %s (%s/%s comp)\n", 1789d0475637SMatthew Ahrens indent * 8, name, 1790d0475637SMatthew Ahrens (u_longlong_t)bpo->bpo_object, 1791d0475637SMatthew Ahrens (u_longlong_t)bpo->bpo_phys->bpo_num_blkptrs, 1792cde58dbcSMatthew Ahrens (u_longlong_t)bpo->bpo_phys->bpo_num_subobjs, 1793732885fcSMatthew Ahrens (u_longlong_t)bpo->bpo_phys->bpo_subobjs, 179499653d4eSeschrock bytes, comp, uncomp); 1795d0475637SMatthew Ahrens 1796d0475637SMatthew Ahrens for (uint64_t i = 0; i < bpo->bpo_phys->bpo_num_subobjs; i++) { 1797d0475637SMatthew Ahrens uint64_t subobj; 1798d0475637SMatthew Ahrens bpobj_t subbpo; 1799d0475637SMatthew Ahrens int error; 1800d0475637SMatthew Ahrens VERIFY0(dmu_read(bpo->bpo_os, 1801d0475637SMatthew Ahrens bpo->bpo_phys->bpo_subobjs, 1802d0475637SMatthew Ahrens i * sizeof (subobj), sizeof (subobj), &subobj, 0)); 1803d0475637SMatthew Ahrens error = bpobj_open(&subbpo, bpo->bpo_os, subobj); 1804d0475637SMatthew Ahrens if (error != 0) { 1805d0475637SMatthew Ahrens (void) printf("ERROR %u while trying to open " 1806d0475637SMatthew Ahrens "subobj id %llu\n", 1807d0475637SMatthew Ahrens error, (u_longlong_t)subobj); 1808d0475637SMatthew Ahrens continue; 1809d0475637SMatthew Ahrens } 1810732885fcSMatthew Ahrens dump_full_bpobj(&subbpo, "subobj", indent + 1); 181177061867SMatthew Ahrens bpobj_close(&subbpo); 1812d0475637SMatthew Ahrens } 181399653d4eSeschrock } else { 1814d0475637SMatthew Ahrens (void) printf(" %*s: object %llu, %llu blkptrs, %s\n", 1815d0475637SMatthew Ahrens indent * 8, name, 1816d0475637SMatthew Ahrens (u_longlong_t)bpo->bpo_object, 1817d0475637SMatthew Ahrens (u_longlong_t)bpo->bpo_phys->bpo_num_blkptrs, 1818d0475637SMatthew Ahrens bytes); 181999653d4eSeschrock } 1820fa9e4066Sahrens 1821cde58dbcSMatthew Ahrens if (dump_opt['d'] < 5) 1822fa9e4066Sahrens return; 1823fa9e4066Sahrens 1824fa9e4066Sahrens 1825d0475637SMatthew Ahrens if (indent == 0) { 1826d0475637SMatthew Ahrens (void) bpobj_iterate_nofree(bpo, dump_bpobj_cb, NULL, NULL); 1827d0475637SMatthew Ahrens (void) printf("\n"); 1828d0475637SMatthew Ahrens } 1829cde58dbcSMatthew Ahrens } 183044cd46caSbillm 183117fb938fSMatthew Ahrens static void 183217fb938fSMatthew Ahrens bpobj_count_refd(bpobj_t *bpo) 183317fb938fSMatthew Ahrens { 183417fb938fSMatthew Ahrens mos_obj_refd(bpo->bpo_object); 183517fb938fSMatthew Ahrens 183617fb938fSMatthew Ahrens if (bpo->bpo_havesubobj && bpo->bpo_phys->bpo_subobjs != 0) { 183717fb938fSMatthew Ahrens mos_obj_refd(bpo->bpo_phys->bpo_subobjs); 183817fb938fSMatthew Ahrens for (uint64_t i = 0; i < bpo->bpo_phys->bpo_num_subobjs; i++) { 183917fb938fSMatthew Ahrens uint64_t subobj; 184017fb938fSMatthew Ahrens bpobj_t subbpo; 184117fb938fSMatthew Ahrens int error; 184217fb938fSMatthew Ahrens VERIFY0(dmu_read(bpo->bpo_os, 184317fb938fSMatthew Ahrens bpo->bpo_phys->bpo_subobjs, 184417fb938fSMatthew Ahrens i * sizeof (subobj), sizeof (subobj), &subobj, 0)); 184517fb938fSMatthew Ahrens error = bpobj_open(&subbpo, bpo->bpo_os, subobj); 184617fb938fSMatthew Ahrens if (error != 0) { 184717fb938fSMatthew Ahrens (void) printf("ERROR %u while trying to open " 184817fb938fSMatthew Ahrens "subobj id %llu\n", 184917fb938fSMatthew Ahrens error, (u_longlong_t)subobj); 185017fb938fSMatthew Ahrens continue; 185117fb938fSMatthew Ahrens } 185217fb938fSMatthew Ahrens bpobj_count_refd(&subbpo); 185317fb938fSMatthew Ahrens bpobj_close(&subbpo); 185417fb938fSMatthew Ahrens } 185517fb938fSMatthew Ahrens } 185617fb938fSMatthew Ahrens } 185717fb938fSMatthew Ahrens 1858cde58dbcSMatthew Ahrens static void 1859cde58dbcSMatthew Ahrens dump_deadlist(dsl_deadlist_t *dl) 1860cde58dbcSMatthew Ahrens { 1861cde58dbcSMatthew Ahrens dsl_deadlist_entry_t *dle; 1862d0475637SMatthew Ahrens uint64_t unused; 1863cde58dbcSMatthew Ahrens char bytes[32]; 1864cde58dbcSMatthew Ahrens char comp[32]; 1865cde58dbcSMatthew Ahrens char uncomp[32]; 186617fb938fSMatthew Ahrens uint64_t empty_bpobj = 186717fb938fSMatthew Ahrens dmu_objset_spa(dl->dl_os)->spa_dsl_pool->dp_empty_bpobj; 186817fb938fSMatthew Ahrens 186917fb938fSMatthew Ahrens /* force the tree to be loaded */ 187017fb938fSMatthew Ahrens dsl_deadlist_space_range(dl, 0, UINT64_MAX, &unused, &unused, &unused); 187117fb938fSMatthew Ahrens 187217fb938fSMatthew Ahrens if (dl->dl_oldfmt) { 187317fb938fSMatthew Ahrens if (dl->dl_bpobj.bpo_object != empty_bpobj) 187417fb938fSMatthew Ahrens bpobj_count_refd(&dl->dl_bpobj); 187517fb938fSMatthew Ahrens } else { 187617fb938fSMatthew Ahrens mos_obj_refd(dl->dl_object); 187717fb938fSMatthew Ahrens for (dle = avl_first(&dl->dl_tree); dle; 187817fb938fSMatthew Ahrens dle = AVL_NEXT(&dl->dl_tree, dle)) { 187917fb938fSMatthew Ahrens if (dle->dle_bpobj.bpo_object != empty_bpobj) 188017fb938fSMatthew Ahrens bpobj_count_refd(&dle->dle_bpobj); 188117fb938fSMatthew Ahrens } 188217fb938fSMatthew Ahrens } 1883cde58dbcSMatthew Ahrens 18840a055120SJason King /* make sure nicenum has enough space */ 18850a055120SJason King CTASSERT(sizeof (bytes) >= NN_NUMBUF_SZ); 18860a055120SJason King CTASSERT(sizeof (comp) >= NN_NUMBUF_SZ); 18870a055120SJason King CTASSERT(sizeof (uncomp) >= NN_NUMBUF_SZ); 18880a055120SJason King 1889cde58dbcSMatthew Ahrens if (dump_opt['d'] < 3) 1890cde58dbcSMatthew Ahrens return; 1891cde58dbcSMatthew Ahrens 189290c76c66SMatthew Ahrens if (dl->dl_oldfmt) { 1893732885fcSMatthew Ahrens dump_full_bpobj(&dl->dl_bpobj, "old-format deadlist", 0); 189490c76c66SMatthew Ahrens return; 189590c76c66SMatthew Ahrens } 189690c76c66SMatthew Ahrens 18970a055120SJason King zdb_nicenum(dl->dl_phys->dl_used, bytes, sizeof (bytes)); 18980a055120SJason King zdb_nicenum(dl->dl_phys->dl_comp, comp, sizeof (comp)); 18990a055120SJason King zdb_nicenum(dl->dl_phys->dl_uncomp, uncomp, sizeof (uncomp)); 1900cde58dbcSMatthew Ahrens (void) printf("\n Deadlist: %s (%s/%s comp)\n", 1901cde58dbcSMatthew Ahrens bytes, comp, uncomp); 1902cde58dbcSMatthew Ahrens 1903cde58dbcSMatthew Ahrens if (dump_opt['d'] < 4) 1904cde58dbcSMatthew Ahrens return; 1905cde58dbcSMatthew Ahrens 1906cde58dbcSMatthew Ahrens (void) printf("\n"); 1907cde58dbcSMatthew Ahrens 1908cde58dbcSMatthew Ahrens for (dle = avl_first(&dl->dl_tree); dle; 1909cde58dbcSMatthew Ahrens dle = AVL_NEXT(&dl->dl_tree, dle)) { 1910d0475637SMatthew Ahrens if (dump_opt['d'] >= 5) { 1911d0475637SMatthew Ahrens char buf[128]; 1912de05b588SRichard Yao (void) snprintf(buf, sizeof (buf), 1913de05b588SRichard Yao "mintxg %llu -> obj %llu", 1914d0475637SMatthew Ahrens (longlong_t)dle->dle_mintxg, 1915d0475637SMatthew Ahrens (longlong_t)dle->dle_bpobj.bpo_object); 1916fa9e4066Sahrens 1917732885fcSMatthew Ahrens dump_full_bpobj(&dle->dle_bpobj, buf, 0); 1918d0475637SMatthew Ahrens } else { 1919d0475637SMatthew Ahrens (void) printf("mintxg %llu -> obj %llu\n", 1920d0475637SMatthew Ahrens (longlong_t)dle->dle_mintxg, 1921d0475637SMatthew Ahrens (longlong_t)dle->dle_bpobj.bpo_object); 1922d0475637SMatthew Ahrens } 1923cde58dbcSMatthew Ahrens } 1924fa9e4066Sahrens } 1925fa9e4066Sahrens 1926e0d35c44Smarks static avl_tree_t idx_tree; 1927e0d35c44Smarks static avl_tree_t domain_tree; 1928e0d35c44Smarks static boolean_t fuid_table_loaded; 1929ed61ec1dSYuri Pankov static objset_t *sa_os = NULL; 1930ed61ec1dSYuri Pankov static sa_attr_type_t *sa_attr_table = NULL; 1931ed61ec1dSYuri Pankov 1932ed61ec1dSYuri Pankov static int 1933ed61ec1dSYuri Pankov open_objset(const char *path, dmu_objset_type_t type, void *tag, objset_t **osp) 1934ed61ec1dSYuri Pankov { 1935ed61ec1dSYuri Pankov int err; 1936ed61ec1dSYuri Pankov uint64_t sa_attrs = 0; 1937ed61ec1dSYuri Pankov uint64_t version = 0; 1938ed61ec1dSYuri Pankov 1939ed61ec1dSYuri Pankov VERIFY3P(sa_os, ==, NULL); 1940eb633035STom Caputi err = dmu_objset_own(path, type, B_TRUE, B_FALSE, tag, osp); 1941ed61ec1dSYuri Pankov if (err != 0) { 1942ed61ec1dSYuri Pankov (void) fprintf(stderr, "failed to own dataset '%s': %s\n", path, 1943ed61ec1dSYuri Pankov strerror(err)); 1944ed61ec1dSYuri Pankov return (err); 1945ed61ec1dSYuri Pankov } 1946ed61ec1dSYuri Pankov 1947eb633035STom Caputi if (dmu_objset_type(*osp) == DMU_OST_ZFS && !(*osp)->os_encrypted) { 1948ed61ec1dSYuri Pankov (void) zap_lookup(*osp, MASTER_NODE_OBJ, ZPL_VERSION_STR, 1949ed61ec1dSYuri Pankov 8, 1, &version); 1950ed61ec1dSYuri Pankov if (version >= ZPL_VERSION_SA) { 1951ed61ec1dSYuri Pankov (void) zap_lookup(*osp, MASTER_NODE_OBJ, ZFS_SA_ATTRS, 1952ed61ec1dSYuri Pankov 8, 1, &sa_attrs); 1953ed61ec1dSYuri Pankov } 1954ed61ec1dSYuri Pankov err = sa_setup(*osp, sa_attrs, zfs_attr_table, ZPL_END, 1955ed61ec1dSYuri Pankov &sa_attr_table); 1956ed61ec1dSYuri Pankov if (err != 0) { 1957ed61ec1dSYuri Pankov (void) fprintf(stderr, "sa_setup failed: %s\n", 1958ed61ec1dSYuri Pankov strerror(err)); 1959eb633035STom Caputi dmu_objset_disown(*osp, B_FALSE, tag); 1960ed61ec1dSYuri Pankov *osp = NULL; 1961ed61ec1dSYuri Pankov } 1962ed61ec1dSYuri Pankov } 1963ed61ec1dSYuri Pankov sa_os = *osp; 1964ed61ec1dSYuri Pankov 1965ed61ec1dSYuri Pankov return (0); 1966ed61ec1dSYuri Pankov } 1967ed61ec1dSYuri Pankov 1968ed61ec1dSYuri Pankov static void 1969ed61ec1dSYuri Pankov close_objset(objset_t *os, void *tag) 1970ed61ec1dSYuri Pankov { 1971ed61ec1dSYuri Pankov VERIFY3P(os, ==, sa_os); 1972ed61ec1dSYuri Pankov if (os->os_sa != NULL) 1973ed61ec1dSYuri Pankov sa_tear_down(os); 1974eb633035STom Caputi dmu_objset_disown(os, B_FALSE, tag); 1975ed61ec1dSYuri Pankov sa_attr_table = NULL; 1976ed61ec1dSYuri Pankov sa_os = NULL; 1977ed61ec1dSYuri Pankov } 1978e0d35c44Smarks 1979e0d35c44Smarks static void 1980e0d35c44Smarks fuid_table_destroy() 1981e0d35c44Smarks { 1982e0d35c44Smarks if (fuid_table_loaded) { 1983e0d35c44Smarks zfs_fuid_table_destroy(&idx_tree, &domain_tree); 1984e0d35c44Smarks fuid_table_loaded = B_FALSE; 1985e0d35c44Smarks } 1986e0d35c44Smarks } 1987e0d35c44Smarks 1988e0d35c44Smarks /* 1989e0d35c44Smarks * print uid or gid information. 1990e0d35c44Smarks * For normal POSIX id just the id is printed in decimal format. 1991e0d35c44Smarks * For CIFS files with FUID the fuid is printed in hex followed by 1992d0475637SMatthew Ahrens * the domain-rid string. 1993e0d35c44Smarks */ 1994e0d35c44Smarks static void 1995e0d35c44Smarks print_idstr(uint64_t id, const char *id_type) 1996e0d35c44Smarks { 1997e0d35c44Smarks if (FUID_INDEX(id)) { 1998e0d35c44Smarks char *domain; 1999e0d35c44Smarks 2000e0d35c44Smarks domain = zfs_fuid_idx_domain(&idx_tree, FUID_INDEX(id)); 2001e0d35c44Smarks (void) printf("\t%s %llx [%s-%d]\n", id_type, 2002e0d35c44Smarks (u_longlong_t)id, domain, (int)FUID_RID(id)); 2003e0d35c44Smarks } else { 2004e0d35c44Smarks (void) printf("\t%s %llu\n", id_type, (u_longlong_t)id); 2005e0d35c44Smarks } 2006e0d35c44Smarks 2007e0d35c44Smarks } 2008e0d35c44Smarks 2009e0d35c44Smarks static void 20100a586ceaSMark Shellenbaum dump_uidgid(objset_t *os, uint64_t uid, uint64_t gid) 2011e0d35c44Smarks { 2012e0d35c44Smarks uint32_t uid_idx, gid_idx; 2013e0d35c44Smarks 20140a586ceaSMark Shellenbaum uid_idx = FUID_INDEX(uid); 20150a586ceaSMark Shellenbaum gid_idx = FUID_INDEX(gid); 2016e0d35c44Smarks 2017e0d35c44Smarks /* Load domain table, if not already loaded */ 2018e0d35c44Smarks if (!fuid_table_loaded && (uid_idx || gid_idx)) { 2019e0d35c44Smarks uint64_t fuid_obj; 2020e0d35c44Smarks 2021e0d35c44Smarks /* first find the fuid object. It lives in the master node */ 2022e0d35c44Smarks VERIFY(zap_lookup(os, MASTER_NODE_OBJ, ZFS_FUID_TABLES, 2023e0d35c44Smarks 8, 1, &fuid_obj) == 0); 202489459e17SMark Shellenbaum zfs_fuid_avl_tree_create(&idx_tree, &domain_tree); 2025e0d35c44Smarks (void) zfs_fuid_table_load(os, fuid_obj, 2026e0d35c44Smarks &idx_tree, &domain_tree); 2027e0d35c44Smarks fuid_table_loaded = B_TRUE; 2028e0d35c44Smarks } 2029e0d35c44Smarks 20300a586ceaSMark Shellenbaum print_idstr(uid, "uid"); 20310a586ceaSMark Shellenbaum print_idstr(gid, "gid"); 2032e0d35c44Smarks } 2033e0d35c44Smarks 2034fa9e4066Sahrens /*ARGSUSED*/ 2035fa9e4066Sahrens static void 2036fa9e4066Sahrens dump_znode(objset_t *os, uint64_t object, void *data, size_t size) 2037fa9e4066Sahrens { 2038fa9e4066Sahrens char path[MAXPATHLEN * 2]; /* allow for xattr and failure prefix */ 20390a586ceaSMark Shellenbaum sa_handle_t *hdl; 20400a586ceaSMark Shellenbaum uint64_t xattr, rdev, gen; 20410a586ceaSMark Shellenbaum uint64_t uid, gid, mode, fsize, parent, links; 20428f2529deSMark Shellenbaum uint64_t pflags; 20430a586ceaSMark Shellenbaum uint64_t acctm[2], modtm[2], chgtm[2], crtm[2]; 20440a586ceaSMark Shellenbaum time_t z_crtime, z_atime, z_mtime, z_ctime; 20458f2529deSMark Shellenbaum sa_bulk_attr_t bulk[12]; 20460a586ceaSMark Shellenbaum int idx = 0; 204755434c77Sek int error; 2048fa9e4066Sahrens 2049ed61ec1dSYuri Pankov VERIFY3P(os, ==, sa_os); 20500a586ceaSMark Shellenbaum if (sa_handle_get(os, object, NULL, SA_HDL_PRIVATE, &hdl)) { 20510a586ceaSMark Shellenbaum (void) printf("Failed to get handle for SA znode\n"); 20520a586ceaSMark Shellenbaum return; 20530a586ceaSMark Shellenbaum } 20540a586ceaSMark Shellenbaum 20550a586ceaSMark Shellenbaum SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_UID], NULL, &uid, 8); 20560a586ceaSMark Shellenbaum SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_GID], NULL, &gid, 8); 20570a586ceaSMark Shellenbaum SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_LINKS], NULL, 20580a586ceaSMark Shellenbaum &links, 8); 20590a586ceaSMark Shellenbaum SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_GEN], NULL, &gen, 8); 20600a586ceaSMark Shellenbaum SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_MODE], NULL, 20610a586ceaSMark Shellenbaum &mode, 8); 20620a586ceaSMark Shellenbaum SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_PARENT], 20630a586ceaSMark Shellenbaum NULL, &parent, 8); 20640a586ceaSMark Shellenbaum SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_SIZE], NULL, 20650a586ceaSMark Shellenbaum &fsize, 8); 20660a586ceaSMark Shellenbaum SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_ATIME], NULL, 20670a586ceaSMark Shellenbaum acctm, 16); 20680a586ceaSMark Shellenbaum SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_MTIME], NULL, 20690a586ceaSMark Shellenbaum modtm, 16); 20700a586ceaSMark Shellenbaum SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_CRTIME], NULL, 20710a586ceaSMark Shellenbaum crtm, 16); 20720a586ceaSMark Shellenbaum SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_CTIME], NULL, 20730a586ceaSMark Shellenbaum chgtm, 16); 20748f2529deSMark Shellenbaum SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_FLAGS], NULL, 20758f2529deSMark Shellenbaum &pflags, 8); 20760a586ceaSMark Shellenbaum 20770a586ceaSMark Shellenbaum if (sa_bulk_lookup(hdl, bulk, idx)) { 20780a586ceaSMark Shellenbaum (void) sa_handle_destroy(hdl); 20790a586ceaSMark Shellenbaum return; 20800a586ceaSMark Shellenbaum } 2081fa9e4066Sahrens 20820a586ceaSMark Shellenbaum z_crtime = (time_t)crtm[0]; 20830a586ceaSMark Shellenbaum z_atime = (time_t)acctm[0]; 20840a586ceaSMark Shellenbaum z_mtime = (time_t)modtm[0]; 20850a586ceaSMark Shellenbaum z_ctime = (time_t)chgtm[0]; 2086fa9e4066Sahrens 2087e548d2faSAlan Somers if (dump_opt['d'] > 4) { 2088e548d2faSAlan Somers error = zfs_obj_to_path(os, object, path, sizeof (path)); 208920b5dafbSPaul Dagnelie if (error == ESTALE) { 209020b5dafbSPaul Dagnelie (void) snprintf(path, sizeof (path), "on delete queue"); 209120b5dafbSPaul Dagnelie } else if (error != 0) { 209220b5dafbSPaul Dagnelie leaked_objects++; 2093e548d2faSAlan Somers (void) snprintf(path, sizeof (path), 209420b5dafbSPaul Dagnelie "path not found, possibly leaked"); 2095e548d2faSAlan Somers } 2096e548d2faSAlan Somers (void) printf("\tpath %s\n", path); 2097e548d2faSAlan Somers } 20980a586ceaSMark Shellenbaum dump_uidgid(os, uid, gid); 2099fa9e4066Sahrens (void) printf("\tatime %s", ctime(&z_atime)); 2100fa9e4066Sahrens (void) printf("\tmtime %s", ctime(&z_mtime)); 2101fa9e4066Sahrens (void) printf("\tctime %s", ctime(&z_ctime)); 2102fa9e4066Sahrens (void) printf("\tcrtime %s", ctime(&z_crtime)); 21030a586ceaSMark Shellenbaum (void) printf("\tgen %llu\n", (u_longlong_t)gen); 21040a586ceaSMark Shellenbaum (void) printf("\tmode %llo\n", (u_longlong_t)mode); 21050a586ceaSMark Shellenbaum (void) printf("\tsize %llu\n", (u_longlong_t)fsize); 21060a586ceaSMark Shellenbaum (void) printf("\tparent %llu\n", (u_longlong_t)parent); 21070a586ceaSMark Shellenbaum (void) printf("\tlinks %llu\n", (u_longlong_t)links); 21088f2529deSMark Shellenbaum (void) printf("\tpflags %llx\n", (u_longlong_t)pflags); 2109f67950b2SNasf-Fan if (dmu_objset_projectquota_enabled(os) && (pflags & ZFS_PROJID)) { 2110f67950b2SNasf-Fan uint64_t projid; 2111f67950b2SNasf-Fan 2112f67950b2SNasf-Fan if (sa_lookup(hdl, sa_attr_table[ZPL_PROJID], &projid, 2113f67950b2SNasf-Fan sizeof (uint64_t)) == 0) 2114f67950b2SNasf-Fan (void) printf("\tprojid %llu\n", (u_longlong_t)projid); 2115f67950b2SNasf-Fan } 21160a586ceaSMark Shellenbaum if (sa_lookup(hdl, sa_attr_table[ZPL_XATTR], &xattr, 21170a586ceaSMark Shellenbaum sizeof (uint64_t)) == 0) 21180a586ceaSMark Shellenbaum (void) printf("\txattr %llu\n", (u_longlong_t)xattr); 21190a586ceaSMark Shellenbaum if (sa_lookup(hdl, sa_attr_table[ZPL_RDEV], &rdev, 21200a586ceaSMark Shellenbaum sizeof (uint64_t)) == 0) 21210a586ceaSMark Shellenbaum (void) printf("\trdev 0x%016llx\n", (u_longlong_t)rdev); 21220a586ceaSMark Shellenbaum sa_handle_destroy(hdl); 2123fa9e4066Sahrens } 2124fa9e4066Sahrens 2125fa9e4066Sahrens /*ARGSUSED*/ 2126fa9e4066Sahrens static void 2127fa9e4066Sahrens dump_acl(objset_t *os, uint64_t object, void *data, size_t size) 2128fa9e4066Sahrens { 2129fa9e4066Sahrens } 2130fa9e4066Sahrens 2131fa9e4066Sahrens /*ARGSUSED*/ 2132fa9e4066Sahrens static void 2133fa9e4066Sahrens dump_dmu_objset(objset_t *os, uint64_t object, void *data, size_t size) 2134fa9e4066Sahrens { 2135fa9e4066Sahrens } 2136fa9e4066Sahrens 2137eb633035STom Caputi 21386de8f417SVictor Latushkin static object_viewer_t *object_viewer[DMU_OT_NUMTYPES + 1] = { 2139fa9e4066Sahrens dump_none, /* unallocated */ 2140fa9e4066Sahrens dump_zap, /* object directory */ 2141fa9e4066Sahrens dump_uint64, /* object array */ 2142fa9e4066Sahrens dump_none, /* packed nvlist */ 2143fa9e4066Sahrens dump_packed_nvlist, /* packed nvlist size */ 2144732885fcSMatthew Ahrens dump_none, /* bpobj */ 2145732885fcSMatthew Ahrens dump_bpobj, /* bpobj header */ 2146fa9e4066Sahrens dump_none, /* SPA space map header */ 2147fa9e4066Sahrens dump_none, /* SPA space map */ 2148fa9e4066Sahrens dump_none, /* ZIL intent log */ 2149fa9e4066Sahrens dump_dnode, /* DMU dnode */ 2150fa9e4066Sahrens dump_dmu_objset, /* DMU objset */ 2151ea8dc4b6Seschrock dump_dsl_dir, /* DSL directory */ 2152fa9e4066Sahrens dump_zap, /* DSL directory child map */ 2153fa9e4066Sahrens dump_zap, /* DSL dataset snap map */ 2154fa9e4066Sahrens dump_zap, /* DSL props */ 2155fa9e4066Sahrens dump_dsl_dataset, /* DSL dataset */ 2156fa9e4066Sahrens dump_znode, /* ZFS znode */ 2157da6c28aaSamw dump_acl, /* ZFS V0 ACL */ 2158fa9e4066Sahrens dump_uint8, /* ZFS plain file */ 2159e7437265Sahrens dump_zpldir, /* ZFS directory */ 2160fa9e4066Sahrens dump_zap, /* ZFS master node */ 2161fa9e4066Sahrens dump_zap, /* ZFS delete queue */ 2162fa9e4066Sahrens dump_uint8, /* zvol object */ 2163fa9e4066Sahrens dump_zap, /* zvol prop */ 2164fa9e4066Sahrens dump_uint8, /* other uint8[] */ 2165fa9e4066Sahrens dump_uint64, /* other uint64[] */ 2166fa9e4066Sahrens dump_zap, /* other ZAP */ 2167ea8dc4b6Seschrock dump_zap, /* persistent error log */ 216806eeb2adSek dump_uint8, /* SPA history */ 21694445fffbSMatthew Ahrens dump_history_offsets, /* SPA history offsets */ 2170b1b8ab34Slling dump_zap, /* Pool properties */ 2171ecd6cf80Smarks dump_zap, /* DSL permissions */ 2172da6c28aaSamw dump_acl, /* ZFS ACL */ 2173da6c28aaSamw dump_uint8, /* ZFS SYSACL */ 2174da6c28aaSamw dump_none, /* FUID nvlist */ 2175da6c28aaSamw dump_packed_nvlist, /* FUID nvlist size */ 2176088f3894Sahrens dump_zap, /* DSL dataset next clones */ 2177088f3894Sahrens dump_zap, /* DSL scrub queue */ 2178f67950b2SNasf-Fan dump_zap, /* ZFS user/group/project used */ 2179f67950b2SNasf-Fan dump_zap, /* ZFS user/group/project quota */ 2180842727c2SChris Kirby dump_zap, /* snapshot refcount tags */ 2181486ae710SMatthew Ahrens dump_ddt_zap, /* DDT ZAP object */ 2182b24ab676SJeff Bonwick dump_zap, /* DDT statistics */ 21830a586ceaSMark Shellenbaum dump_znode, /* SA object */ 21840a586ceaSMark Shellenbaum dump_zap, /* SA Master Node */ 21850a586ceaSMark Shellenbaum dump_sa_attrs, /* SA attribute registration */ 21860a586ceaSMark Shellenbaum dump_sa_layouts, /* SA attribute layouts */ 21873f9d6ad7SLin Ling dump_zap, /* DSL scrub translations */ 21883f9d6ad7SLin Ling dump_none, /* fake dedup BP */ 2189cde58dbcSMatthew Ahrens dump_zap, /* deadlist */ 2190cde58dbcSMatthew Ahrens dump_none, /* deadlist hdr */ 2191cde58dbcSMatthew Ahrens dump_zap, /* dsl clones */ 2192732885fcSMatthew Ahrens dump_bpobj_subobjs, /* bpobj subobjs */ 21930a586ceaSMark Shellenbaum dump_unknown, /* Unknown type, must be last */ 2194fa9e4066Sahrens }; 2195fa9e4066Sahrens 2196fa9e4066Sahrens static void 219754811da5SToomas Soome dump_object(objset_t *os, uint64_t object, int verbosity, int *print_header, 219854811da5SToomas Soome uint64_t *dnode_slots_used) 2199fa9e4066Sahrens { 2200fa9e4066Sahrens dmu_buf_t *db = NULL; 2201fa9e4066Sahrens dmu_object_info_t doi; 2202fa9e4066Sahrens dnode_t *dn; 2203eb633035STom Caputi boolean_t dnode_held = B_FALSE; 2204fa9e4066Sahrens void *bonus = NULL; 2205fa9e4066Sahrens size_t bsize = 0; 220654811da5SToomas Soome char iblk[32], dblk[32], lsize[32], asize[32], fill[32], dnsize[32]; 22073f9d6ad7SLin Ling char bonus_size[32]; 2208fa9e4066Sahrens char aux[50]; 2209fa9e4066Sahrens int error; 2210fa9e4066Sahrens 22110a055120SJason King /* make sure nicenum has enough space */ 22120a055120SJason King CTASSERT(sizeof (iblk) >= NN_NUMBUF_SZ); 22130a055120SJason King CTASSERT(sizeof (dblk) >= NN_NUMBUF_SZ); 22140a055120SJason King CTASSERT(sizeof (lsize) >= NN_NUMBUF_SZ); 22150a055120SJason King CTASSERT(sizeof (asize) >= NN_NUMBUF_SZ); 22160a055120SJason King CTASSERT(sizeof (bonus_size) >= NN_NUMBUF_SZ); 22170a055120SJason King 2218fa9e4066Sahrens if (*print_header) { 221954811da5SToomas Soome (void) printf("\n%10s %3s %5s %5s %5s %6s %5s %6s %s\n", 222054811da5SToomas Soome "Object", "lvl", "iblk", "dblk", "dsize", "dnsize", 222154811da5SToomas Soome "lsize", "%full", "type"); 2222fa9e4066Sahrens *print_header = 0; 2223fa9e4066Sahrens } 2224fa9e4066Sahrens 2225fa9e4066Sahrens if (object == 0) { 2226744947dcSTom Erickson dn = DMU_META_DNODE(os); 2227eb633035STom Caputi dmu_object_info_from_dnode(dn, &doi); 2228fa9e4066Sahrens } else { 2229eb633035STom Caputi /* 2230eb633035STom Caputi * Encrypted datasets will have sensitive bonus buffers 2231eb633035STom Caputi * encrypted. Therefore we cannot hold the bonus buffer and 2232eb633035STom Caputi * must hold the dnode itself instead. 2233eb633035STom Caputi */ 2234eb633035STom Caputi error = dmu_object_info(os, object, &doi); 2235ea8dc4b6Seschrock if (error) 2236eb633035STom Caputi fatal("dmu_object_info() failed, errno %u", error); 2237eb633035STom Caputi 2238eb633035STom Caputi if (os->os_encrypted && 2239eb633035STom Caputi DMU_OT_IS_ENCRYPTED(doi.doi_bonus_type)) { 2240eb633035STom Caputi error = dnode_hold(os, object, FTAG, &dn); 2241eb633035STom Caputi if (error) 2242eb633035STom Caputi fatal("dnode_hold() failed, errno %u", error); 2243eb633035STom Caputi dnode_held = B_TRUE; 2244eb633035STom Caputi } else { 2245eb633035STom Caputi error = dmu_bonus_hold(os, object, FTAG, &db); 2246eb633035STom Caputi if (error) 2247eb633035STom Caputi fatal("dmu_bonus_hold(%llu) failed, errno %u", 2248eb633035STom Caputi object, error); 2249eb633035STom Caputi bonus = db->db_data; 2250eb633035STom Caputi bsize = db->db_size; 2251eb633035STom Caputi dn = DB_DNODE((dmu_buf_impl_t *)db); 2252eb633035STom Caputi } 2253fa9e4066Sahrens } 2254fa9e4066Sahrens 225554811da5SToomas Soome if (dnode_slots_used != NULL) 225654811da5SToomas Soome *dnode_slots_used = doi.doi_dnodesize / DNODE_MIN_SIZE; 225754811da5SToomas Soome 22580a055120SJason King zdb_nicenum(doi.doi_metadata_block_size, iblk, sizeof (iblk)); 22590a055120SJason King zdb_nicenum(doi.doi_data_block_size, dblk, sizeof (dblk)); 22600a055120SJason King zdb_nicenum(doi.doi_max_offset, lsize, sizeof (lsize)); 22610a055120SJason King zdb_nicenum(doi.doi_physical_blocks_512 << 9, asize, sizeof (asize)); 22620a055120SJason King zdb_nicenum(doi.doi_bonus_size, bonus_size, sizeof (bonus_size)); 226354811da5SToomas Soome zdb_nicenum(doi.doi_dnodesize, dnsize, sizeof (dnsize)); 2264b24ab676SJeff Bonwick (void) sprintf(fill, "%6.2f", 100.0 * doi.doi_fill_count * 2265bbfd46c4SJeff Bonwick doi.doi_data_block_size / (object == 0 ? DNODES_PER_BLOCK : 1) / 2266bbfd46c4SJeff Bonwick doi.doi_max_offset); 2267fa9e4066Sahrens 2268fa9e4066Sahrens aux[0] = '\0'; 2269fa9e4066Sahrens 2270e7437265Sahrens if (doi.doi_checksum != ZIO_CHECKSUM_INHERIT || verbosity >= 6) { 2271fa9e4066Sahrens (void) snprintf(aux + strlen(aux), sizeof (aux), " (K=%s)", 22726de8f417SVictor Latushkin ZDB_CHECKSUM_NAME(doi.doi_checksum)); 2273e7437265Sahrens } 2274fa9e4066Sahrens 2275e7437265Sahrens if (doi.doi_compress != ZIO_COMPRESS_INHERIT || verbosity >= 6) { 2276fa9e4066Sahrens (void) snprintf(aux + strlen(aux), sizeof (aux), " (Z=%s)", 22776de8f417SVictor Latushkin ZDB_COMPRESS_NAME(doi.doi_compress)); 2278e7437265Sahrens } 2279fa9e4066Sahrens 228054811da5SToomas Soome (void) printf("%10" PRIu64 228154811da5SToomas Soome " %3u %5s %5s %5s %5s %5s %6s %s%s\n", 228254811da5SToomas Soome object, doi.doi_indirection, iblk, dblk, 228354811da5SToomas Soome asize, dnsize, lsize, fill, ZDB_OT_NAME(doi.doi_type), aux); 2284fa9e4066Sahrens 2285fa9e4066Sahrens if (doi.doi_bonus_type != DMU_OT_NONE && verbosity > 3) { 228654811da5SToomas Soome (void) printf("%10s %3s %5s %5s %5s %5s %5s %6s %s\n", 228754811da5SToomas Soome "", "", "", "", "", "", bonus_size, "bonus", 22886de8f417SVictor Latushkin ZDB_OT_NAME(doi.doi_bonus_type)); 2289fa9e4066Sahrens } 2290fa9e4066Sahrens 2291fa9e4066Sahrens if (verbosity >= 4) { 2292f67950b2SNasf-Fan (void) printf("\tdnode flags: %s%s%s%s\n", 229314843421SMatthew Ahrens (dn->dn_phys->dn_flags & DNODE_FLAG_USED_BYTES) ? 229414843421SMatthew Ahrens "USED_BYTES " : "", 229514843421SMatthew Ahrens (dn->dn_phys->dn_flags & DNODE_FLAG_USERUSED_ACCOUNTED) ? 22960a586ceaSMark Shellenbaum "USERUSED_ACCOUNTED " : "", 2297f67950b2SNasf-Fan (dn->dn_phys->dn_flags & DNODE_FLAG_USEROBJUSED_ACCOUNTED) ? 2298f67950b2SNasf-Fan "USEROBJUSED_ACCOUNTED " : "", 22990a586ceaSMark Shellenbaum (dn->dn_phys->dn_flags & DNODE_FLAG_SPILL_BLKPTR) ? 23000a586ceaSMark Shellenbaum "SPILL_BLKPTR" : ""); 230114843421SMatthew Ahrens (void) printf("\tdnode maxblkid: %llu\n", 230214843421SMatthew Ahrens (longlong_t)dn->dn_phys->dn_maxblkid); 230314843421SMatthew Ahrens 2304eb633035STom Caputi if (!dnode_held) { 2305eb633035STom Caputi object_viewer[ZDB_OT_TYPE(doi.doi_bonus_type)](os, 2306eb633035STom Caputi object, bonus, bsize); 2307eb633035STom Caputi } else { 2308eb633035STom Caputi (void) printf("\t\t(bonus encrypted)\n"); 2309eb633035STom Caputi } 2310eb633035STom Caputi 2311eb633035STom Caputi if (!os->os_encrypted || !DMU_OT_IS_ENCRYPTED(doi.doi_type)) { 2312eb633035STom Caputi object_viewer[ZDB_OT_TYPE(doi.doi_type)](os, object, 2313eb633035STom Caputi NULL, 0); 2314eb633035STom Caputi } else { 2315eb633035STom Caputi (void) printf("\t\t(object encrypted)\n"); 2316eb633035STom Caputi } 2317eb633035STom Caputi 2318fa9e4066Sahrens *print_header = 1; 2319fa9e4066Sahrens } 2320fa9e4066Sahrens 2321fa9e4066Sahrens if (verbosity >= 5) 232288b7b0f2SMatthew Ahrens dump_indirect(dn); 2323fa9e4066Sahrens 2324fa9e4066Sahrens if (verbosity >= 5) { 2325fa9e4066Sahrens /* 2326fa9e4066Sahrens * Report the list of segments that comprise the object. 2327fa9e4066Sahrens */ 2328fa9e4066Sahrens uint64_t start = 0; 2329fa9e4066Sahrens uint64_t end; 2330fa9e4066Sahrens uint64_t blkfill = 1; 2331fa9e4066Sahrens int minlvl = 1; 2332fa9e4066Sahrens 2333fa9e4066Sahrens if (dn->dn_type == DMU_OT_DNODE) { 2334fa9e4066Sahrens minlvl = 0; 2335fa9e4066Sahrens blkfill = DNODES_PER_BLOCK; 2336fa9e4066Sahrens } 2337fa9e4066Sahrens 2338fa9e4066Sahrens for (;;) { 23393f9d6ad7SLin Ling char segsize[32]; 23400a055120SJason King /* make sure nicenum has enough space */ 23410a055120SJason King CTASSERT(sizeof (segsize) >= NN_NUMBUF_SZ); 2342cdb0ab79Smaybee error = dnode_next_offset(dn, 2343cdb0ab79Smaybee 0, &start, minlvl, blkfill, 0); 2344fa9e4066Sahrens if (error) 2345fa9e4066Sahrens break; 2346fa9e4066Sahrens end = start; 2347cdb0ab79Smaybee error = dnode_next_offset(dn, 2348cdb0ab79Smaybee DNODE_FIND_HOLE, &end, minlvl, blkfill, 0); 23490a055120SJason King zdb_nicenum(end - start, segsize, sizeof (segsize)); 2350fa9e4066Sahrens (void) printf("\t\tsegment [%016llx, %016llx)" 2351fa9e4066Sahrens " size %5s\n", (u_longlong_t)start, 2352fa9e4066Sahrens (u_longlong_t)end, segsize); 2353fa9e4066Sahrens if (error) 2354fa9e4066Sahrens break; 2355fa9e4066Sahrens start = end; 2356fa9e4066Sahrens } 2357fa9e4066Sahrens } 2358fa9e4066Sahrens 2359fa9e4066Sahrens if (db != NULL) 2360ea8dc4b6Seschrock dmu_buf_rele(db, FTAG); 2361eb633035STom Caputi if (dnode_held) 2362eb633035STom Caputi dnode_rele(dn, FTAG); 2363fa9e4066Sahrens } 2364fa9e4066Sahrens 236517fb938fSMatthew Ahrens static void 236617fb938fSMatthew Ahrens count_dir_mos_objects(dsl_dir_t *dd) 236717fb938fSMatthew Ahrens { 236817fb938fSMatthew Ahrens mos_obj_refd(dd->dd_object); 236917fb938fSMatthew Ahrens mos_obj_refd(dsl_dir_phys(dd)->dd_child_dir_zapobj); 237017fb938fSMatthew Ahrens mos_obj_refd(dsl_dir_phys(dd)->dd_deleg_zapobj); 237117fb938fSMatthew Ahrens mos_obj_refd(dsl_dir_phys(dd)->dd_props_zapobj); 237217fb938fSMatthew Ahrens mos_obj_refd(dsl_dir_phys(dd)->dd_clones); 237317fb938fSMatthew Ahrens } 237417fb938fSMatthew Ahrens 237517fb938fSMatthew Ahrens static void 237617fb938fSMatthew Ahrens count_ds_mos_objects(dsl_dataset_t *ds) 237717fb938fSMatthew Ahrens { 237817fb938fSMatthew Ahrens mos_obj_refd(ds->ds_object); 237917fb938fSMatthew Ahrens mos_obj_refd(dsl_dataset_phys(ds)->ds_next_clones_obj); 238017fb938fSMatthew Ahrens mos_obj_refd(dsl_dataset_phys(ds)->ds_props_obj); 238117fb938fSMatthew Ahrens mos_obj_refd(dsl_dataset_phys(ds)->ds_userrefs_obj); 238217fb938fSMatthew Ahrens mos_obj_refd(dsl_dataset_phys(ds)->ds_snapnames_zapobj); 238317fb938fSMatthew Ahrens 238417fb938fSMatthew Ahrens if (!dsl_dataset_is_snapshot(ds)) { 238517fb938fSMatthew Ahrens count_dir_mos_objects(ds->ds_dir); 238617fb938fSMatthew Ahrens } 238717fb938fSMatthew Ahrens } 238817fb938fSMatthew Ahrens 23893f7978d0SAlan Somers static const char *objset_types[DMU_OST_NUMTYPES] = { 2390fa9e4066Sahrens "NONE", "META", "ZPL", "ZVOL", "OTHER", "ANY" }; 2391fa9e4066Sahrens 2392fa9e4066Sahrens static void 2393fa9e4066Sahrens dump_dir(objset_t *os) 2394fa9e4066Sahrens { 2395fa9e4066Sahrens dmu_objset_stats_t dds; 2396fa9e4066Sahrens uint64_t object, object_count; 2397a2eea2e1Sahrens uint64_t refdbytes, usedobjs, scratch; 23983f9d6ad7SLin Ling char numbuf[32]; 239914843421SMatthew Ahrens char blkbuf[BP_SPRINTF_LEN + 20]; 24009adfa60dSMatthew Ahrens char osname[ZFS_MAX_DATASET_NAME_LEN]; 24013f7978d0SAlan Somers const char *type = "UNKNOWN"; 2402fa9e4066Sahrens int verbosity = dump_opt['d']; 2403fa9e4066Sahrens int print_header = 1; 24043f7978d0SAlan Somers unsigned i; 24053f7978d0SAlan Somers int error; 240654811da5SToomas Soome uint64_t total_slots_used = 0; 240754811da5SToomas Soome uint64_t max_slot_used = 0; 240854811da5SToomas Soome uint64_t dnode_slots; 2409fa9e4066Sahrens 24100a055120SJason King /* make sure nicenum has enough space */ 24110a055120SJason King CTASSERT(sizeof (numbuf) >= NN_NUMBUF_SZ); 24120a055120SJason King 24133b2aab18SMatthew Ahrens dsl_pool_config_enter(dmu_objset_pool(os), FTAG); 2414a2eea2e1Sahrens dmu_objset_fast_stat(os, &dds); 24153b2aab18SMatthew Ahrens dsl_pool_config_exit(dmu_objset_pool(os), FTAG); 2416fa9e4066Sahrens 2417fa9e4066Sahrens if (dds.dds_type < DMU_OST_NUMTYPES) 2418fa9e4066Sahrens type = objset_types[dds.dds_type]; 2419fa9e4066Sahrens 2420fa9e4066Sahrens if (dds.dds_type == DMU_OST_META) { 2421fa9e4066Sahrens dds.dds_creation_txg = TXG_INITIAL; 24225d7b4d43SMatthew Ahrens usedobjs = BP_GET_FILL(os->os_rootbp); 2423c1379625SJustin T. Gibbs refdbytes = dsl_dir_phys(os->os_spa->spa_dsl_pool->dp_mos_dir)-> 2424c1379625SJustin T. Gibbs dd_used_bytes; 2425a2eea2e1Sahrens } else { 2426a2eea2e1Sahrens dmu_objset_space(os, &refdbytes, &scratch, &usedobjs, &scratch); 2427fa9e4066Sahrens } 2428fa9e4066Sahrens 24295d7b4d43SMatthew Ahrens ASSERT3U(usedobjs, ==, BP_GET_FILL(os->os_rootbp)); 2430fa9e4066Sahrens 24310a055120SJason King zdb_nicenum(refdbytes, numbuf, sizeof (numbuf)); 2432fa9e4066Sahrens 2433fa9e4066Sahrens if (verbosity >= 4) { 243443466aaeSMax Grossman (void) snprintf(blkbuf, sizeof (blkbuf), ", rootbp "); 243543466aaeSMax Grossman (void) snprintf_blkptr(blkbuf + strlen(blkbuf), 243643466aaeSMax Grossman sizeof (blkbuf) - strlen(blkbuf), os->os_rootbp); 2437fa9e4066Sahrens } else { 2438fa9e4066Sahrens blkbuf[0] = '\0'; 2439fa9e4066Sahrens } 2440fa9e4066Sahrens 2441fa9e4066Sahrens dmu_objset_name(os, osname); 2442fa9e4066Sahrens 2443a2eea2e1Sahrens (void) printf("Dataset %s [%s], ID %llu, cr_txg %llu, " 2444ade2c828SSerapheim Dimitropoulos "%s, %llu objects%s%s\n", 2445fa9e4066Sahrens osname, type, (u_longlong_t)dmu_objset_id(os), 2446fa9e4066Sahrens (u_longlong_t)dds.dds_creation_txg, 2447ade2c828SSerapheim Dimitropoulos numbuf, (u_longlong_t)usedobjs, blkbuf, 2448ade2c828SSerapheim Dimitropoulos (dds.dds_inconsistent) ? " (inconsistent)" : ""); 2449fa9e4066Sahrens 2450b24ab676SJeff Bonwick if (zopt_objects != 0) { 2451b24ab676SJeff Bonwick for (i = 0; i < zopt_objects; i++) 2452b24ab676SJeff Bonwick dump_object(os, zopt_object[i], verbosity, 245354811da5SToomas Soome &print_header, NULL); 2454b24ab676SJeff Bonwick (void) printf("\n"); 2455b24ab676SJeff Bonwick return; 2456b24ab676SJeff Bonwick } 2457b24ab676SJeff Bonwick 2458b24ab676SJeff Bonwick if (dump_opt['i'] != 0 || verbosity >= 2) 2459b24ab676SJeff Bonwick dump_intent_log(dmu_objset_zil(os)); 2460fa9e4066Sahrens 24615cabbc6bSPrashanth Sreenivasa if (dmu_objset_ds(os) != NULL) { 24625cabbc6bSPrashanth Sreenivasa dsl_dataset_t *ds = dmu_objset_ds(os); 24635cabbc6bSPrashanth Sreenivasa dump_deadlist(&ds->ds_deadlist); 24645cabbc6bSPrashanth Sreenivasa 24655cabbc6bSPrashanth Sreenivasa if (dsl_dataset_remap_deadlist_exists(ds)) { 24665cabbc6bSPrashanth Sreenivasa (void) printf("ds_remap_deadlist:\n"); 24675cabbc6bSPrashanth Sreenivasa dump_deadlist(&ds->ds_remap_deadlist); 24685cabbc6bSPrashanth Sreenivasa } 246917fb938fSMatthew Ahrens count_ds_mos_objects(ds); 24705cabbc6bSPrashanth Sreenivasa } 2471fa9e4066Sahrens 2472fa9e4066Sahrens if (verbosity < 2) 2473fa9e4066Sahrens return; 2474fa9e4066Sahrens 247543466aaeSMax Grossman if (BP_IS_HOLE(os->os_rootbp)) 2476088f3894Sahrens return; 2477088f3894Sahrens 247854811da5SToomas Soome dump_object(os, 0, verbosity, &print_header, NULL); 247914843421SMatthew Ahrens object_count = 0; 2480744947dcSTom Erickson if (DMU_USERUSED_DNODE(os) != NULL && 2481744947dcSTom Erickson DMU_USERUSED_DNODE(os)->dn_type != 0) { 248254811da5SToomas Soome dump_object(os, DMU_USERUSED_OBJECT, verbosity, &print_header, 248354811da5SToomas Soome NULL); 248454811da5SToomas Soome dump_object(os, DMU_GROUPUSED_OBJECT, verbosity, &print_header, 248554811da5SToomas Soome NULL); 248614843421SMatthew Ahrens } 2487fa9e4066Sahrens 2488f67950b2SNasf-Fan if (DMU_PROJECTUSED_DNODE(os) != NULL && 2489f67950b2SNasf-Fan DMU_PROJECTUSED_DNODE(os)->dn_type != 0) 2490f67950b2SNasf-Fan dump_object(os, DMU_PROJECTUSED_OBJECT, verbosity, 2491f67950b2SNasf-Fan &print_header, NULL); 2492f67950b2SNasf-Fan 2493fa9e4066Sahrens object = 0; 24946754306eSahrens while ((error = dmu_object_next(os, &object, B_FALSE, 0)) == 0) { 249554811da5SToomas Soome dump_object(os, object, verbosity, &print_header, &dnode_slots); 2496fa9e4066Sahrens object_count++; 249754811da5SToomas Soome total_slots_used += dnode_slots; 249854811da5SToomas Soome max_slot_used = object + dnode_slots - 1; 2499fa9e4066Sahrens } 2500fa9e4066Sahrens 2501fa9e4066Sahrens (void) printf("\n"); 2502fa9e4066Sahrens 250354811da5SToomas Soome (void) printf(" Dnode slots:\n"); 250454811da5SToomas Soome (void) printf("\tTotal used: %10llu\n", 250554811da5SToomas Soome (u_longlong_t)total_slots_used); 250654811da5SToomas Soome (void) printf("\tMax used: %10llu\n", 250754811da5SToomas Soome (u_longlong_t)max_slot_used); 250854811da5SToomas Soome (void) printf("\tPercent empty: %10lf\n", 250954811da5SToomas Soome (double)(max_slot_used - total_slots_used)*100 / 251054811da5SToomas Soome (double)max_slot_used); 251154811da5SToomas Soome 251254811da5SToomas Soome (void) printf("\n"); 251354811da5SToomas Soome 2514ccba0801SRich Morris if (error != ESRCH) { 2515ccba0801SRich Morris (void) fprintf(stderr, "dmu_object_next() = %d\n", error); 2516ccba0801SRich Morris abort(); 2517ccba0801SRich Morris } 251820b5dafbSPaul Dagnelie if (leaked_objects != 0) { 251920b5dafbSPaul Dagnelie (void) printf("%d potentially leaked objects detected\n", 252020b5dafbSPaul Dagnelie leaked_objects); 252120b5dafbSPaul Dagnelie leaked_objects = 0; 252220b5dafbSPaul Dagnelie } 2523a3874b8bSToomas Soome 2524a3874b8bSToomas Soome ASSERT3U(object_count, ==, usedobjs); 2525fa9e4066Sahrens } 2526fa9e4066Sahrens 2527fa9e4066Sahrens static void 252853b9a4a9SVictor Latushkin dump_uberblock(uberblock_t *ub, const char *header, const char *footer) 2529fa9e4066Sahrens { 2530fa9e4066Sahrens time_t timestamp = ub->ub_timestamp; 2531fa9e4066Sahrens 25323f7978d0SAlan Somers (void) printf("%s", header ? header : ""); 2533fa9e4066Sahrens (void) printf("\tmagic = %016llx\n", (u_longlong_t)ub->ub_magic); 2534fa9e4066Sahrens (void) printf("\tversion = %llu\n", (u_longlong_t)ub->ub_version); 2535fa9e4066Sahrens (void) printf("\ttxg = %llu\n", (u_longlong_t)ub->ub_txg); 2536fa9e4066Sahrens (void) printf("\tguid_sum = %llu\n", (u_longlong_t)ub->ub_guid_sum); 2537fa9e4066Sahrens (void) printf("\ttimestamp = %llu UTC = %s", 2538fa9e4066Sahrens (u_longlong_t)ub->ub_timestamp, asctime(localtime(×tamp))); 2539e0f1c0afSOlaf Faaland 2540e0f1c0afSOlaf Faaland (void) printf("\tmmp_magic = %016llx\n", 2541e0f1c0afSOlaf Faaland (u_longlong_t)ub->ub_mmp_magic); 25424348eb90SOlaf Faaland if (MMP_VALID(ub)) { 2543e0f1c0afSOlaf Faaland (void) printf("\tmmp_delay = %0llu\n", 2544e0f1c0afSOlaf Faaland (u_longlong_t)ub->ub_mmp_delay); 25454348eb90SOlaf Faaland if (MMP_SEQ_VALID(ub)) 25464348eb90SOlaf Faaland (void) printf("\tmmp_seq = %u\n", 25474348eb90SOlaf Faaland (unsigned int) MMP_SEQ(ub)); 25484348eb90SOlaf Faaland if (MMP_FAIL_INT_VALID(ub)) 25494348eb90SOlaf Faaland (void) printf("\tmmp_fail = %u\n", 25504348eb90SOlaf Faaland (unsigned int) MMP_FAIL_INT(ub)); 25514348eb90SOlaf Faaland if (MMP_INTERVAL_VALID(ub)) 25524348eb90SOlaf Faaland (void) printf("\tmmp_write = %u\n", 25534348eb90SOlaf Faaland (unsigned int) MMP_INTERVAL(ub)); 25544348eb90SOlaf Faaland /* After MMP_* to make summarize_uberblock_mmp cleaner */ 25554348eb90SOlaf Faaland (void) printf("\tmmp_valid = %x\n", 25564348eb90SOlaf Faaland (unsigned int) ub->ub_mmp_config & 0xFF); 25574348eb90SOlaf Faaland } 2558e0f1c0afSOlaf Faaland 2559fa9e4066Sahrens if (dump_opt['u'] >= 3) { 2560fbabab8fSmaybee char blkbuf[BP_SPRINTF_LEN]; 256143466aaeSMax Grossman snprintf_blkptr(blkbuf, sizeof (blkbuf), &ub->ub_rootbp); 2562fa9e4066Sahrens (void) printf("\trootbp = %s\n", blkbuf); 2563fa9e4066Sahrens } 256486714001SSerapheim Dimitropoulos (void) printf("\tcheckpoint_txg = %llu\n", 256586714001SSerapheim Dimitropoulos (u_longlong_t)ub->ub_checkpoint_txg); 25663f7978d0SAlan Somers (void) printf("%s", footer ? footer : ""); 2567fa9e4066Sahrens } 2568fa9e4066Sahrens 2569fa9e4066Sahrens static void 257007428bdfSVictor Latushkin dump_config(spa_t *spa) 2571fa9e4066Sahrens { 257207428bdfSVictor Latushkin dmu_buf_t *db; 257307428bdfSVictor Latushkin size_t nvsize = 0; 257407428bdfSVictor Latushkin int error = 0; 257507428bdfSVictor Latushkin 2576fa9e4066Sahrens 257707428bdfSVictor Latushkin error = dmu_bonus_hold(spa->spa_meta_objset, 257807428bdfSVictor Latushkin spa->spa_config_object, FTAG, &db); 257907428bdfSVictor Latushkin 258007428bdfSVictor Latushkin if (error == 0) { 258107428bdfSVictor Latushkin nvsize = *(uint64_t *)db->db_data; 258207428bdfSVictor Latushkin dmu_buf_rele(db, FTAG); 258307428bdfSVictor Latushkin 258407428bdfSVictor Latushkin (void) printf("\nMOS Configuration:\n"); 258507428bdfSVictor Latushkin dump_packed_nvlist(spa->spa_meta_objset, 258607428bdfSVictor Latushkin spa->spa_config_object, (void *)&nvsize, 1); 258707428bdfSVictor Latushkin } else { 258807428bdfSVictor Latushkin (void) fprintf(stderr, "dmu_bonus_hold(%llu) failed, errno %d", 258907428bdfSVictor Latushkin (u_longlong_t)spa->spa_config_object, error); 2590fa9e4066Sahrens } 2591fa9e4066Sahrens } 2592fa9e4066Sahrens 2593c5904d13Seschrock static void 2594c5904d13Seschrock dump_cachefile(const char *cachefile) 2595c5904d13Seschrock { 2596c5904d13Seschrock int fd; 2597c5904d13Seschrock struct stat64 statbuf; 2598c5904d13Seschrock char *buf; 2599c5904d13Seschrock nvlist_t *config; 2600c5904d13Seschrock 2601c5904d13Seschrock if ((fd = open64(cachefile, O_RDONLY)) < 0) { 2602c5904d13Seschrock (void) printf("cannot open '%s': %s\n", cachefile, 2603c5904d13Seschrock strerror(errno)); 2604c5904d13Seschrock exit(1); 2605c5904d13Seschrock } 2606c5904d13Seschrock 2607c5904d13Seschrock if (fstat64(fd, &statbuf) != 0) { 2608c5904d13Seschrock (void) printf("failed to stat '%s': %s\n", cachefile, 2609c5904d13Seschrock strerror(errno)); 2610c5904d13Seschrock exit(1); 2611c5904d13Seschrock } 2612c5904d13Seschrock 2613c5904d13Seschrock if ((buf = malloc(statbuf.st_size)) == NULL) { 2614c5904d13Seschrock (void) fprintf(stderr, "failed to allocate %llu bytes\n", 2615c5904d13Seschrock (u_longlong_t)statbuf.st_size); 2616c5904d13Seschrock exit(1); 2617c5904d13Seschrock } 2618c5904d13Seschrock 2619c5904d13Seschrock if (read(fd, buf, statbuf.st_size) != statbuf.st_size) { 2620c5904d13Seschrock (void) fprintf(stderr, "failed to read %llu bytes\n", 2621c5904d13Seschrock (u_longlong_t)statbuf.st_size); 2622c5904d13Seschrock exit(1); 2623c5904d13Seschrock } 2624c5904d13Seschrock 2625c5904d13Seschrock (void) close(fd); 2626c5904d13Seschrock 2627c5904d13Seschrock if (nvlist_unpack(buf, statbuf.st_size, &config, 0) != 0) { 2628c5904d13Seschrock (void) fprintf(stderr, "failed to unpack nvlist\n"); 2629c5904d13Seschrock exit(1); 2630c5904d13Seschrock } 2631c5904d13Seschrock 2632c5904d13Seschrock free(buf); 2633c5904d13Seschrock 2634c5904d13Seschrock dump_nvlist(config, 0); 2635c5904d13Seschrock 2636c5904d13Seschrock nvlist_free(config); 2637c5904d13Seschrock } 2638c5904d13Seschrock 263953b9a4a9SVictor Latushkin #define ZDB_MAX_UB_HEADER_SIZE 32 264053b9a4a9SVictor Latushkin 264153b9a4a9SVictor Latushkin static void 264253b9a4a9SVictor Latushkin dump_label_uberblocks(vdev_label_t *lbl, uint64_t ashift) 264353b9a4a9SVictor Latushkin { 264453b9a4a9SVictor Latushkin vdev_t vd; 264553b9a4a9SVictor Latushkin vdev_t *vdp = &vd; 264653b9a4a9SVictor Latushkin char header[ZDB_MAX_UB_HEADER_SIZE]; 264753b9a4a9SVictor Latushkin 264853b9a4a9SVictor Latushkin vd.vdev_ashift = ashift; 264953b9a4a9SVictor Latushkin vdp->vdev_top = vdp; 265053b9a4a9SVictor Latushkin 265153b9a4a9SVictor Latushkin for (int i = 0; i < VDEV_UBERBLOCK_COUNT(vdp); i++) { 265253b9a4a9SVictor Latushkin uint64_t uoff = VDEV_UBERBLOCK_OFFSET(vdp, i); 265353b9a4a9SVictor Latushkin uberblock_t *ub = (void *)((char *)lbl + uoff); 265453b9a4a9SVictor Latushkin 265553b9a4a9SVictor Latushkin if (uberblock_verify(ub)) 265653b9a4a9SVictor Latushkin continue; 2657e0f1c0afSOlaf Faaland 2658e0f1c0afSOlaf Faaland if ((dump_opt['u'] < 4) && 2659e0f1c0afSOlaf Faaland (ub->ub_mmp_magic == MMP_MAGIC) && ub->ub_mmp_delay && 2660e0f1c0afSOlaf Faaland (i >= VDEV_UBERBLOCK_COUNT(&vd) - MMP_BLOCKS_PER_LABEL)) 2661e0f1c0afSOlaf Faaland continue; 2662e0f1c0afSOlaf Faaland 266353b9a4a9SVictor Latushkin (void) snprintf(header, ZDB_MAX_UB_HEADER_SIZE, 266453b9a4a9SVictor Latushkin "Uberblock[%d]\n", i); 266553b9a4a9SVictor Latushkin dump_uberblock(ub, header, ""); 266653b9a4a9SVictor Latushkin } 266753b9a4a9SVictor Latushkin } 266853b9a4a9SVictor Latushkin 2669ed61ec1dSYuri Pankov static char curpath[PATH_MAX]; 2670ed61ec1dSYuri Pankov 2671ed61ec1dSYuri Pankov /* 2672ed61ec1dSYuri Pankov * Iterate through the path components, recursively passing 2673ed61ec1dSYuri Pankov * current one's obj and remaining path until we find the obj 2674ed61ec1dSYuri Pankov * for the last one. 2675ed61ec1dSYuri Pankov */ 2676ed61ec1dSYuri Pankov static int 2677ed61ec1dSYuri Pankov dump_path_impl(objset_t *os, uint64_t obj, char *name) 2678ed61ec1dSYuri Pankov { 2679ed61ec1dSYuri Pankov int err; 2680ed61ec1dSYuri Pankov int header = 1; 2681ed61ec1dSYuri Pankov uint64_t child_obj; 2682ed61ec1dSYuri Pankov char *s; 2683ed61ec1dSYuri Pankov dmu_buf_t *db; 2684ed61ec1dSYuri Pankov dmu_object_info_t doi; 2685ed61ec1dSYuri Pankov 2686ed61ec1dSYuri Pankov if ((s = strchr(name, '/')) != NULL) 2687ed61ec1dSYuri Pankov *s = '\0'; 2688ed61ec1dSYuri Pankov err = zap_lookup(os, obj, name, 8, 1, &child_obj); 2689ed61ec1dSYuri Pankov 2690ed61ec1dSYuri Pankov (void) strlcat(curpath, name, sizeof (curpath)); 2691ed61ec1dSYuri Pankov 2692ed61ec1dSYuri Pankov if (err != 0) { 2693ed61ec1dSYuri Pankov (void) fprintf(stderr, "failed to lookup %s: %s\n", 2694ed61ec1dSYuri Pankov curpath, strerror(err)); 2695ed61ec1dSYuri Pankov return (err); 2696ed61ec1dSYuri Pankov } 2697ed61ec1dSYuri Pankov 2698ed61ec1dSYuri Pankov child_obj = ZFS_DIRENT_OBJ(child_obj); 2699ed61ec1dSYuri Pankov err = sa_buf_hold(os, child_obj, FTAG, &db); 2700ed61ec1dSYuri Pankov if (err != 0) { 2701ed61ec1dSYuri Pankov (void) fprintf(stderr, 2702ed61ec1dSYuri Pankov "failed to get SA dbuf for obj %llu: %s\n", 2703ed61ec1dSYuri Pankov (u_longlong_t)child_obj, strerror(err)); 2704ed61ec1dSYuri Pankov return (EINVAL); 2705ed61ec1dSYuri Pankov } 2706ed61ec1dSYuri Pankov dmu_object_info_from_db(db, &doi); 2707ed61ec1dSYuri Pankov sa_buf_rele(db, FTAG); 2708ed61ec1dSYuri Pankov 2709ed61ec1dSYuri Pankov if (doi.doi_bonus_type != DMU_OT_SA && 2710ed61ec1dSYuri Pankov doi.doi_bonus_type != DMU_OT_ZNODE) { 2711ed61ec1dSYuri Pankov (void) fprintf(stderr, "invalid bonus type %d for obj %llu\n", 2712ed61ec1dSYuri Pankov doi.doi_bonus_type, (u_longlong_t)child_obj); 2713ed61ec1dSYuri Pankov return (EINVAL); 2714ed61ec1dSYuri Pankov } 2715ed61ec1dSYuri Pankov 2716ed61ec1dSYuri Pankov if (dump_opt['v'] > 6) { 2717ed61ec1dSYuri Pankov (void) printf("obj=%llu %s type=%d bonustype=%d\n", 2718ed61ec1dSYuri Pankov (u_longlong_t)child_obj, curpath, doi.doi_type, 2719ed61ec1dSYuri Pankov doi.doi_bonus_type); 2720ed61ec1dSYuri Pankov } 2721ed61ec1dSYuri Pankov 2722ed61ec1dSYuri Pankov (void) strlcat(curpath, "/", sizeof (curpath)); 2723ed61ec1dSYuri Pankov 2724ed61ec1dSYuri Pankov switch (doi.doi_type) { 2725ed61ec1dSYuri Pankov case DMU_OT_DIRECTORY_CONTENTS: 2726ed61ec1dSYuri Pankov if (s != NULL && *(s + 1) != '\0') 2727ed61ec1dSYuri Pankov return (dump_path_impl(os, child_obj, s + 1)); 2728ed61ec1dSYuri Pankov /*FALLTHROUGH*/ 2729ed61ec1dSYuri Pankov case DMU_OT_PLAIN_FILE_CONTENTS: 273054811da5SToomas Soome dump_object(os, child_obj, dump_opt['v'], &header, NULL); 2731ed61ec1dSYuri Pankov return (0); 2732ed61ec1dSYuri Pankov default: 2733ed61ec1dSYuri Pankov (void) fprintf(stderr, "object %llu has non-file/directory " 2734ed61ec1dSYuri Pankov "type %d\n", (u_longlong_t)obj, doi.doi_type); 2735ed61ec1dSYuri Pankov break; 2736ed61ec1dSYuri Pankov } 2737ed61ec1dSYuri Pankov 2738ed61ec1dSYuri Pankov return (EINVAL); 2739ed61ec1dSYuri Pankov } 2740ed61ec1dSYuri Pankov 2741ed61ec1dSYuri Pankov /* 2742ed61ec1dSYuri Pankov * Dump the blocks for the object specified by path inside the dataset. 2743ed61ec1dSYuri Pankov */ 2744ed61ec1dSYuri Pankov static int 2745ed61ec1dSYuri Pankov dump_path(char *ds, char *path) 2746ed61ec1dSYuri Pankov { 2747ed61ec1dSYuri Pankov int err; 2748ed61ec1dSYuri Pankov objset_t *os; 2749ed61ec1dSYuri Pankov uint64_t root_obj; 2750ed61ec1dSYuri Pankov 2751ed61ec1dSYuri Pankov err = open_objset(ds, DMU_OST_ZFS, FTAG, &os); 2752ed61ec1dSYuri Pankov if (err != 0) 2753ed61ec1dSYuri Pankov return (err); 2754ed61ec1dSYuri Pankov 2755ed61ec1dSYuri Pankov err = zap_lookup(os, MASTER_NODE_OBJ, ZFS_ROOT_OBJ, 8, 1, &root_obj); 2756ed61ec1dSYuri Pankov if (err != 0) { 2757ed61ec1dSYuri Pankov (void) fprintf(stderr, "can't lookup root znode: %s\n", 2758ed61ec1dSYuri Pankov strerror(err)); 2759eb633035STom Caputi dmu_objset_disown(os, B_FALSE, FTAG); 2760ed61ec1dSYuri Pankov return (EINVAL); 2761ed61ec1dSYuri Pankov } 2762ed61ec1dSYuri Pankov 2763ed61ec1dSYuri Pankov (void) snprintf(curpath, sizeof (curpath), "dataset=%s path=/", ds); 2764ed61ec1dSYuri Pankov 2765ed61ec1dSYuri Pankov err = dump_path_impl(os, root_obj, path); 2766ed61ec1dSYuri Pankov 2767ed61ec1dSYuri Pankov close_objset(os, FTAG); 2768ed61ec1dSYuri Pankov return (err); 2769ed61ec1dSYuri Pankov } 2770ed61ec1dSYuri Pankov 277164723e36SYuri Pankov static int 2772fa9e4066Sahrens dump_label(const char *dev) 2773fa9e4066Sahrens { 2774fa9e4066Sahrens int fd; 2775fa9e4066Sahrens vdev_label_t label; 277664723e36SYuri Pankov char path[MAXPATHLEN]; 277764723e36SYuri Pankov char *buf = label.vl_vdev_phys.vp_nvlist; 2778fa9e4066Sahrens size_t buflen = sizeof (label.vl_vdev_phys.vp_nvlist); 2779fa9e4066Sahrens struct stat64 statbuf; 278053b9a4a9SVictor Latushkin uint64_t psize, ashift; 278164723e36SYuri Pankov boolean_t label_found = B_FALSE; 278264723e36SYuri Pankov 278364723e36SYuri Pankov (void) strlcpy(path, dev, sizeof (path)); 278464723e36SYuri Pankov if (dev[0] == '/') { 278564723e36SYuri Pankov if (strncmp(dev, ZFS_DISK_ROOTD, 278664723e36SYuri Pankov strlen(ZFS_DISK_ROOTD)) == 0) { 278764723e36SYuri Pankov (void) snprintf(path, sizeof (path), "%s%s", 278864723e36SYuri Pankov ZFS_RDISK_ROOTD, dev + strlen(ZFS_DISK_ROOTD)); 278964723e36SYuri Pankov } 279064723e36SYuri Pankov } else if (stat64(path, &statbuf) != 0) { 279164723e36SYuri Pankov char *s; 2792c6065d0fSGeorge Wilson 279364723e36SYuri Pankov (void) snprintf(path, sizeof (path), "%s%s", ZFS_RDISK_ROOTD, 279464723e36SYuri Pankov dev); 279522c8b958SYuri Pankov if (((s = strrchr(dev, 's')) == NULL && 279622c8b958SYuri Pankov (s = strchr(dev, 'p')) == NULL) || 279722c8b958SYuri Pankov !isdigit(*(s + 1))) 279864723e36SYuri Pankov (void) strlcat(path, "s0", sizeof (path)); 2799fa9e4066Sahrens } 2800fa9e4066Sahrens 280122c8b958SYuri Pankov if ((fd = open64(path, O_RDONLY)) < 0) { 280222c8b958SYuri Pankov (void) fprintf(stderr, "cannot open '%s': %s\n", path, 2803fa9e4066Sahrens strerror(errno)); 2804c6065d0fSGeorge Wilson exit(1); 2805c6065d0fSGeorge Wilson } 2806c6065d0fSGeorge Wilson 280722c8b958SYuri Pankov if (fstat64(fd, &statbuf) != 0) { 280822c8b958SYuri Pankov (void) fprintf(stderr, "failed to stat '%s': %s\n", path, 280922c8b958SYuri Pankov strerror(errno)); 281022c8b958SYuri Pankov (void) close(fd); 281164723e36SYuri Pankov exit(1); 281264723e36SYuri Pankov } 281364723e36SYuri Pankov 281422c8b958SYuri Pankov if (S_ISBLK(statbuf.st_mode)) { 281522c8b958SYuri Pankov (void) fprintf(stderr, 281622c8b958SYuri Pankov "cannot use '%s': character device required\n", path); 281722c8b958SYuri Pankov (void) close(fd); 2818c6065d0fSGeorge Wilson exit(1); 2819fa9e4066Sahrens } 2820fa9e4066Sahrens 2821fa9e4066Sahrens psize = statbuf.st_size; 2822fa9e4066Sahrens psize = P2ALIGN(psize, (uint64_t)sizeof (vdev_label_t)); 2823fa9e4066Sahrens 282453b9a4a9SVictor Latushkin for (int l = 0; l < VDEV_LABELS; l++) { 2825fa9e4066Sahrens nvlist_t *config = NULL; 2826fa9e4066Sahrens 282764723e36SYuri Pankov if (!dump_opt['q']) { 282864723e36SYuri Pankov (void) printf("------------------------------------\n"); 282964723e36SYuri Pankov (void) printf("LABEL %d\n", l); 283064723e36SYuri Pankov (void) printf("------------------------------------\n"); 283164723e36SYuri Pankov } 2832fa9e4066Sahrens 28330d981225Seschrock if (pread64(fd, &label, sizeof (label), 2834fa9e4066Sahrens vdev_label_offset(psize, l, 0)) != sizeof (label)) { 283564723e36SYuri Pankov if (!dump_opt['q']) 283664723e36SYuri Pankov (void) printf("failed to read label %d\n", l); 2837fa9e4066Sahrens continue; 2838fa9e4066Sahrens } 2839fa9e4066Sahrens 2840fa9e4066Sahrens if (nvlist_unpack(buf, buflen, &config, 0) != 0) { 284164723e36SYuri Pankov if (!dump_opt['q']) 284264723e36SYuri Pankov (void) printf("failed to unpack label %d\n", l); 284353b9a4a9SVictor Latushkin ashift = SPA_MINBLOCKSHIFT; 284453b9a4a9SVictor Latushkin } else { 284553b9a4a9SVictor Latushkin nvlist_t *vdev_tree = NULL; 284653b9a4a9SVictor Latushkin 284764723e36SYuri Pankov if (!dump_opt['q']) 284864723e36SYuri Pankov dump_nvlist(config, 4); 284953b9a4a9SVictor Latushkin if ((nvlist_lookup_nvlist(config, 285053b9a4a9SVictor Latushkin ZPOOL_CONFIG_VDEV_TREE, &vdev_tree) != 0) || 285153b9a4a9SVictor Latushkin (nvlist_lookup_uint64(vdev_tree, 285253b9a4a9SVictor Latushkin ZPOOL_CONFIG_ASHIFT, &ashift) != 0)) 285353b9a4a9SVictor Latushkin ashift = SPA_MINBLOCKSHIFT; 285453b9a4a9SVictor Latushkin nvlist_free(config); 285564723e36SYuri Pankov label_found = B_TRUE; 2856fa9e4066Sahrens } 285753b9a4a9SVictor Latushkin if (dump_opt['u']) 285853b9a4a9SVictor Latushkin dump_label_uberblocks(&label, ashift); 2859fa9e4066Sahrens } 2860c6065d0fSGeorge Wilson 2861c6065d0fSGeorge Wilson (void) close(fd); 286264723e36SYuri Pankov 286364723e36SYuri Pankov return (label_found ? 0 : 2); 2864fa9e4066Sahrens } 2865fa9e4066Sahrens 2866ca0cc391SMatthew Ahrens static uint64_t dataset_feature_count[SPA_FEATURES]; 28675cabbc6bSPrashanth Sreenivasa static uint64_t remap_deadlist_count = 0; 2868b5152584SMatthew Ahrens 2869fa9e4066Sahrens /*ARGSUSED*/ 28701d452cf5Sahrens static int 2871fd136879SMatthew Ahrens dump_one_dir(const char *dsname, void *arg) 2872fa9e4066Sahrens { 2873fa9e4066Sahrens int error; 2874fa9e4066Sahrens objset_t *os; 2875fa9e4066Sahrens 2876ed61ec1dSYuri Pankov error = open_objset(dsname, DMU_OST_ANY, FTAG, &os); 2877ed61ec1dSYuri Pankov if (error != 0) 28781d452cf5Sahrens return (0); 2879ca0cc391SMatthew Ahrens 2880ca0cc391SMatthew Ahrens for (spa_feature_t f = 0; f < SPA_FEATURES; f++) { 2881ca0cc391SMatthew Ahrens if (!dmu_objset_ds(os)->ds_feature_inuse[f]) 2882ca0cc391SMatthew Ahrens continue; 2883ca0cc391SMatthew Ahrens ASSERT(spa_feature_table[f].fi_flags & 2884ca0cc391SMatthew Ahrens ZFEATURE_FLAG_PER_DATASET); 2885ca0cc391SMatthew Ahrens dataset_feature_count[f]++; 2886ca0cc391SMatthew Ahrens } 2887ca0cc391SMatthew Ahrens 28885cabbc6bSPrashanth Sreenivasa if (dsl_dataset_remap_deadlist_exists(dmu_objset_ds(os))) { 28895cabbc6bSPrashanth Sreenivasa remap_deadlist_count++; 28905cabbc6bSPrashanth Sreenivasa } 28915cabbc6bSPrashanth Sreenivasa 2892fa9e4066Sahrens dump_dir(os); 2893ed61ec1dSYuri Pankov close_objset(os, FTAG); 2894e0d35c44Smarks fuid_table_destroy(); 28951d452cf5Sahrens return (0); 2896fa9e4066Sahrens } 2897fa9e4066Sahrens 2898fa9e4066Sahrens /* 2899b24ab676SJeff Bonwick * Block statistics. 2900fa9e4066Sahrens */ 2901b5152584SMatthew Ahrens #define PSIZE_HISTO_SIZE (SPA_OLD_MAXBLOCKSIZE / SPA_MINBLOCKSIZE + 2) 2902fa9e4066Sahrens typedef struct zdb_blkstats { 2903490d05b9SMatthew Ahrens uint64_t zb_asize; 2904490d05b9SMatthew Ahrens uint64_t zb_lsize; 2905490d05b9SMatthew Ahrens uint64_t zb_psize; 2906490d05b9SMatthew Ahrens uint64_t zb_count; 2907d5ee8a13SMatthew Ahrens uint64_t zb_gangs; 2908d5ee8a13SMatthew Ahrens uint64_t zb_ditto_samevdev; 2909663207adSDon Brady uint64_t zb_ditto_same_ms; 2910490d05b9SMatthew Ahrens uint64_t zb_psize_histogram[PSIZE_HISTO_SIZE]; 2911fa9e4066Sahrens } zdb_blkstats_t; 2912fa9e4066Sahrens 2913b24ab676SJeff Bonwick /* 2914b24ab676SJeff Bonwick * Extended object types to report deferred frees and dedup auto-ditto blocks. 2915b24ab676SJeff Bonwick */ 2916b24ab676SJeff Bonwick #define ZDB_OT_DEFERRED (DMU_OT_NUMTYPES + 0) 2917b24ab676SJeff Bonwick #define ZDB_OT_DITTO (DMU_OT_NUMTYPES + 1) 2918ad135b5dSChristopher Siden #define ZDB_OT_OTHER (DMU_OT_NUMTYPES + 2) 2919ad135b5dSChristopher Siden #define ZDB_OT_TOTAL (DMU_OT_NUMTYPES + 3) 2920b24ab676SJeff Bonwick 29213f7978d0SAlan Somers static const char *zdb_ot_extname[] = { 2922b24ab676SJeff Bonwick "deferred free", 2923b24ab676SJeff Bonwick "dedup ditto", 2924ad135b5dSChristopher Siden "other", 2925b24ab676SJeff Bonwick "Total", 2926b24ab676SJeff Bonwick }; 2927fa9e4066Sahrens 292888b7b0f2SMatthew Ahrens #define ZB_TOTAL DN_MAX_LEVELS 2929fa9e4066Sahrens 2930fa9e4066Sahrens typedef struct zdb_cb { 2931b24ab676SJeff Bonwick zdb_blkstats_t zcb_type[ZB_TOTAL + 1][ZDB_OT_TOTAL + 1]; 29325cabbc6bSPrashanth Sreenivasa uint64_t zcb_removing_size; 293386714001SSerapheim Dimitropoulos uint64_t zcb_checkpoint_size; 2934b24ab676SJeff Bonwick uint64_t zcb_dedup_asize; 2935b24ab676SJeff Bonwick uint64_t zcb_dedup_blocks; 29365d7b4d43SMatthew Ahrens uint64_t zcb_embedded_blocks[NUM_BP_EMBEDDED_TYPES]; 29375d7b4d43SMatthew Ahrens uint64_t zcb_embedded_histogram[NUM_BP_EMBEDDED_TYPES] 29385d7b4d43SMatthew Ahrens [BPE_PAYLOAD_SIZE]; 2939490d05b9SMatthew Ahrens uint64_t zcb_start; 29403f7978d0SAlan Somers hrtime_t zcb_lastprint; 2941490d05b9SMatthew Ahrens uint64_t zcb_totalasize; 2942fa9e4066Sahrens uint64_t zcb_errors[256]; 2943fa9e4066Sahrens int zcb_readfails; 2944fa9e4066Sahrens int zcb_haderrors; 2945cde58dbcSMatthew Ahrens spa_t *zcb_spa; 29465cabbc6bSPrashanth Sreenivasa uint32_t **zcb_vd_obsolete_counts; 2947fa9e4066Sahrens } zdb_cb_t; 2948fa9e4066Sahrens 2949663207adSDon Brady /* test if two DVA offsets from same vdev are within the same metaslab */ 2950663207adSDon Brady static boolean_t 2951663207adSDon Brady same_metaslab(spa_t *spa, uint64_t vdev, uint64_t off1, uint64_t off2) 2952663207adSDon Brady { 2953663207adSDon Brady vdev_t *vd = vdev_lookup_top(spa, vdev); 2954663207adSDon Brady uint64_t ms_shift = vd->vdev_ms_shift; 2955663207adSDon Brady 2956663207adSDon Brady return ((off1 >> ms_shift) == (off2 >> ms_shift)); 2957663207adSDon Brady } 2958663207adSDon Brady 2959fa9e4066Sahrens static void 2960cde58dbcSMatthew Ahrens zdb_count_block(zdb_cb_t *zcb, zilog_t *zilog, const blkptr_t *bp, 2961b24ab676SJeff Bonwick dmu_object_type_t type) 2962fa9e4066Sahrens { 2963b24ab676SJeff Bonwick uint64_t refcnt = 0; 2964b24ab676SJeff Bonwick 2965b24ab676SJeff Bonwick ASSERT(type < ZDB_OT_TOTAL); 2966b24ab676SJeff Bonwick 2967b24ab676SJeff Bonwick if (zilog && zil_bp_tree_add(zilog, bp) != 0) 2968b24ab676SJeff Bonwick return; 2969b24ab676SJeff Bonwick 2970663207adSDon Brady spa_config_enter(zcb->zcb_spa, SCL_CONFIG, FTAG, RW_READER); 2971663207adSDon Brady 2972e14bb325SJeff Bonwick for (int i = 0; i < 4; i++) { 2973fa9e4066Sahrens int l = (i < 2) ? BP_GET_LEVEL(bp) : ZB_TOTAL; 2974b24ab676SJeff Bonwick int t = (i & 1) ? type : ZDB_OT_TOTAL; 2975d5ee8a13SMatthew Ahrens int equal; 2976fa9e4066Sahrens zdb_blkstats_t *zb = &zcb->zcb_type[l][t]; 2977fa9e4066Sahrens 2978fa9e4066Sahrens zb->zb_asize += BP_GET_ASIZE(bp); 2979fa9e4066Sahrens zb->zb_lsize += BP_GET_LSIZE(bp); 2980fa9e4066Sahrens zb->zb_psize += BP_GET_PSIZE(bp); 2981fa9e4066Sahrens zb->zb_count++; 2982b5152584SMatthew Ahrens 2983b5152584SMatthew Ahrens /* 2984b5152584SMatthew Ahrens * The histogram is only big enough to record blocks up to 2985b5152584SMatthew Ahrens * SPA_OLD_MAXBLOCKSIZE; larger blocks go into the last, 2986b5152584SMatthew Ahrens * "other", bucket. 2987b5152584SMatthew Ahrens */ 29883f7978d0SAlan Somers unsigned idx = BP_GET_PSIZE(bp) >> SPA_MINBLOCKSHIFT; 2989b5152584SMatthew Ahrens idx = MIN(idx, SPA_OLD_MAXBLOCKSIZE / SPA_MINBLOCKSIZE + 1); 2990b5152584SMatthew Ahrens zb->zb_psize_histogram[idx]++; 2991d5ee8a13SMatthew Ahrens 2992d5ee8a13SMatthew Ahrens zb->zb_gangs += BP_COUNT_GANG(bp); 2993d5ee8a13SMatthew Ahrens 2994d5ee8a13SMatthew Ahrens switch (BP_GET_NDVAS(bp)) { 2995d5ee8a13SMatthew Ahrens case 2: 2996d5ee8a13SMatthew Ahrens if (DVA_GET_VDEV(&bp->blk_dva[0]) == 2997663207adSDon Brady DVA_GET_VDEV(&bp->blk_dva[1])) { 2998d5ee8a13SMatthew Ahrens zb->zb_ditto_samevdev++; 2999663207adSDon Brady 3000663207adSDon Brady if (same_metaslab(zcb->zcb_spa, 3001663207adSDon Brady DVA_GET_VDEV(&bp->blk_dva[0]), 3002663207adSDon Brady DVA_GET_OFFSET(&bp->blk_dva[0]), 3003663207adSDon Brady DVA_GET_OFFSET(&bp->blk_dva[1]))) 3004663207adSDon Brady zb->zb_ditto_same_ms++; 3005663207adSDon Brady } 3006d5ee8a13SMatthew Ahrens break; 3007d5ee8a13SMatthew Ahrens case 3: 3008d5ee8a13SMatthew Ahrens equal = (DVA_GET_VDEV(&bp->blk_dva[0]) == 3009d5ee8a13SMatthew Ahrens DVA_GET_VDEV(&bp->blk_dva[1])) + 3010d5ee8a13SMatthew Ahrens (DVA_GET_VDEV(&bp->blk_dva[0]) == 3011d5ee8a13SMatthew Ahrens DVA_GET_VDEV(&bp->blk_dva[2])) + 3012d5ee8a13SMatthew Ahrens (DVA_GET_VDEV(&bp->blk_dva[1]) == 3013d5ee8a13SMatthew Ahrens DVA_GET_VDEV(&bp->blk_dva[2])); 3014663207adSDon Brady if (equal != 0) { 3015d5ee8a13SMatthew Ahrens zb->zb_ditto_samevdev++; 3016663207adSDon Brady 3017663207adSDon Brady if (DVA_GET_VDEV(&bp->blk_dva[0]) == 3018663207adSDon Brady DVA_GET_VDEV(&bp->blk_dva[1]) && 3019663207adSDon Brady same_metaslab(zcb->zcb_spa, 3020663207adSDon Brady DVA_GET_VDEV(&bp->blk_dva[0]), 3021663207adSDon Brady DVA_GET_OFFSET(&bp->blk_dva[0]), 3022663207adSDon Brady DVA_GET_OFFSET(&bp->blk_dva[1]))) 3023663207adSDon Brady zb->zb_ditto_same_ms++; 3024663207adSDon Brady else if (DVA_GET_VDEV(&bp->blk_dva[0]) == 3025663207adSDon Brady DVA_GET_VDEV(&bp->blk_dva[2]) && 3026663207adSDon Brady same_metaslab(zcb->zcb_spa, 3027663207adSDon Brady DVA_GET_VDEV(&bp->blk_dva[0]), 3028663207adSDon Brady DVA_GET_OFFSET(&bp->blk_dva[0]), 3029663207adSDon Brady DVA_GET_OFFSET(&bp->blk_dva[2]))) 3030663207adSDon Brady zb->zb_ditto_same_ms++; 3031663207adSDon Brady else if (DVA_GET_VDEV(&bp->blk_dva[1]) == 3032663207adSDon Brady DVA_GET_VDEV(&bp->blk_dva[2]) && 3033663207adSDon Brady same_metaslab(zcb->zcb_spa, 3034663207adSDon Brady DVA_GET_VDEV(&bp->blk_dva[1]), 3035663207adSDon Brady DVA_GET_OFFSET(&bp->blk_dva[1]), 3036663207adSDon Brady DVA_GET_OFFSET(&bp->blk_dva[2]))) 3037663207adSDon Brady zb->zb_ditto_same_ms++; 3038663207adSDon Brady } 3039d5ee8a13SMatthew Ahrens break; 3040d5ee8a13SMatthew Ahrens } 3041fa9e4066Sahrens } 3042fa9e4066Sahrens 3043663207adSDon Brady spa_config_exit(zcb->zcb_spa, SCL_CONFIG, FTAG); 3044663207adSDon Brady 30455d7b4d43SMatthew Ahrens if (BP_IS_EMBEDDED(bp)) { 30465d7b4d43SMatthew Ahrens zcb->zcb_embedded_blocks[BPE_GET_ETYPE(bp)]++; 30475d7b4d43SMatthew Ahrens zcb->zcb_embedded_histogram[BPE_GET_ETYPE(bp)] 30485d7b4d43SMatthew Ahrens [BPE_GET_PSIZE(bp)]++; 30495d7b4d43SMatthew Ahrens return; 30505d7b4d43SMatthew Ahrens } 30515d7b4d43SMatthew Ahrens 3052b24ab676SJeff Bonwick if (dump_opt['L']) 3053b24ab676SJeff Bonwick return; 3054b24ab676SJeff Bonwick 3055b24ab676SJeff Bonwick if (BP_GET_DEDUP(bp)) { 3056b24ab676SJeff Bonwick ddt_t *ddt; 3057b24ab676SJeff Bonwick ddt_entry_t *dde; 3058b24ab676SJeff Bonwick 3059cde58dbcSMatthew Ahrens ddt = ddt_select(zcb->zcb_spa, bp); 3060b24ab676SJeff Bonwick ddt_enter(ddt); 3061b24ab676SJeff Bonwick dde = ddt_lookup(ddt, bp, B_FALSE); 3062b24ab676SJeff Bonwick 3063b24ab676SJeff Bonwick if (dde == NULL) { 3064b24ab676SJeff Bonwick refcnt = 0; 3065b24ab676SJeff Bonwick } else { 3066b24ab676SJeff Bonwick ddt_phys_t *ddp = ddt_phys_select(dde, bp); 3067b24ab676SJeff Bonwick ddt_phys_decref(ddp); 3068b24ab676SJeff Bonwick refcnt = ddp->ddp_refcnt; 3069b24ab676SJeff Bonwick if (ddt_phys_total_refcnt(dde) == 0) 3070b24ab676SJeff Bonwick ddt_remove(ddt, dde); 3071d41e7643Sek } 3072b24ab676SJeff Bonwick ddt_exit(ddt); 3073d41e7643Sek } 3074d41e7643Sek 3075cde58dbcSMatthew Ahrens VERIFY3U(zio_wait(zio_claim(NULL, zcb->zcb_spa, 307686714001SSerapheim Dimitropoulos refcnt ? 0 : spa_min_claim_txg(zcb->zcb_spa), 3077b24ab676SJeff Bonwick bp, NULL, NULL, ZIO_FLAG_CANFAIL)), ==, 0); 3078fa9e4066Sahrens } 3079fa9e4066Sahrens 308031d7e8faSGeorge Wilson static void 308131d7e8faSGeorge Wilson zdb_blkptr_done(zio_t *zio) 308231d7e8faSGeorge Wilson { 308331d7e8faSGeorge Wilson spa_t *spa = zio->io_spa; 308431d7e8faSGeorge Wilson blkptr_t *bp = zio->io_bp; 308531d7e8faSGeorge Wilson int ioerr = zio->io_error; 308631d7e8faSGeorge Wilson zdb_cb_t *zcb = zio->io_private; 30877802d7bfSMatthew Ahrens zbookmark_phys_t *zb = &zio->io_bookmark; 308831d7e8faSGeorge Wilson 3089770499e1SDan Kimmel abd_free(zio->io_abd); 309031d7e8faSGeorge Wilson 309131d7e8faSGeorge Wilson mutex_enter(&spa->spa_scrub_lock); 3092a3874b8bSToomas Soome spa->spa_load_verify_ios--; 309331d7e8faSGeorge Wilson cv_broadcast(&spa->spa_scrub_io_cv); 309431d7e8faSGeorge Wilson 309531d7e8faSGeorge Wilson if (ioerr && !(zio->io_flags & ZIO_FLAG_SPECULATIVE)) { 309631d7e8faSGeorge Wilson char blkbuf[BP_SPRINTF_LEN]; 309731d7e8faSGeorge Wilson 309831d7e8faSGeorge Wilson zcb->zcb_haderrors = 1; 309931d7e8faSGeorge Wilson zcb->zcb_errors[ioerr]++; 310031d7e8faSGeorge Wilson 310131d7e8faSGeorge Wilson if (dump_opt['b'] >= 2) 310243466aaeSMax Grossman snprintf_blkptr(blkbuf, sizeof (blkbuf), bp); 310331d7e8faSGeorge Wilson else 310431d7e8faSGeorge Wilson blkbuf[0] = '\0'; 310531d7e8faSGeorge Wilson 310631d7e8faSGeorge Wilson (void) printf("zdb_blkptr_cb: " 310731d7e8faSGeorge Wilson "Got error %d reading " 310831d7e8faSGeorge Wilson "<%llu, %llu, %lld, %llx> %s -- skipping\n", 310931d7e8faSGeorge Wilson ioerr, 311031d7e8faSGeorge Wilson (u_longlong_t)zb->zb_objset, 311131d7e8faSGeorge Wilson (u_longlong_t)zb->zb_object, 311231d7e8faSGeorge Wilson (u_longlong_t)zb->zb_level, 311331d7e8faSGeorge Wilson (u_longlong_t)zb->zb_blkid, 311431d7e8faSGeorge Wilson blkbuf); 311531d7e8faSGeorge Wilson } 311631d7e8faSGeorge Wilson mutex_exit(&spa->spa_scrub_lock); 311731d7e8faSGeorge Wilson } 311831d7e8faSGeorge Wilson 3119fa9e4066Sahrens static int 31201b912ec7SGeorge Wilson zdb_blkptr_cb(spa_t *spa, zilog_t *zilog, const blkptr_t *bp, 31217802d7bfSMatthew Ahrens const zbookmark_phys_t *zb, const dnode_phys_t *dnp, void *arg) 3122fa9e4066Sahrens { 3123fa9e4066Sahrens zdb_cb_t *zcb = arg; 31246365109dSVictor Latushkin dmu_object_type_t type; 3125468c413aSTim Haley boolean_t is_metadata; 3126fa9e4066Sahrens 3127a2cdcdd2SPaul Dagnelie if (bp == NULL) 3128a2cdcdd2SPaul Dagnelie return (0); 3129a2cdcdd2SPaul Dagnelie 313043466aaeSMax Grossman if (dump_opt['b'] >= 5 && bp->blk_birth > 0) { 313143466aaeSMax Grossman char blkbuf[BP_SPRINTF_LEN]; 313243466aaeSMax Grossman snprintf_blkptr(blkbuf, sizeof (blkbuf), bp); 313343466aaeSMax Grossman (void) printf("objset %llu object %llu " 313443466aaeSMax Grossman "level %lld offset 0x%llx %s\n", 313543466aaeSMax Grossman (u_longlong_t)zb->zb_objset, 313643466aaeSMax Grossman (u_longlong_t)zb->zb_object, 313743466aaeSMax Grossman (longlong_t)zb->zb_level, 313843466aaeSMax Grossman (u_longlong_t)blkid2offset(dnp, bp, zb), 313943466aaeSMax Grossman blkbuf); 314043466aaeSMax Grossman } 314143466aaeSMax Grossman 314243466aaeSMax Grossman if (BP_IS_HOLE(bp)) 314388b7b0f2SMatthew Ahrens return (0); 3144e14bb325SJeff Bonwick 31456365109dSVictor Latushkin type = BP_GET_TYPE(bp); 3146e14bb325SJeff Bonwick 3147ad135b5dSChristopher Siden zdb_count_block(zcb, zilog, bp, 3148ad135b5dSChristopher Siden (type & DMU_OT_NEWTYPE) ? ZDB_OT_OTHER : type); 31496365109dSVictor Latushkin 3150ad135b5dSChristopher Siden is_metadata = (BP_GET_LEVEL(bp) != 0 || DMU_OT_IS_METADATA(type)); 31516365109dSVictor Latushkin 31525d7b4d43SMatthew Ahrens if (!BP_IS_EMBEDDED(bp) && 31535d7b4d43SMatthew Ahrens (dump_opt['c'] > 1 || (dump_opt['c'] && is_metadata))) { 3154468c413aSTim Haley size_t size = BP_GET_PSIZE(bp); 3155770499e1SDan Kimmel abd_t *abd = abd_alloc(size, B_FALSE); 3156b24ab676SJeff Bonwick int flags = ZIO_FLAG_CANFAIL | ZIO_FLAG_SCRUB | ZIO_FLAG_RAW; 3157b24ab676SJeff Bonwick 3158b24ab676SJeff Bonwick /* If it's an intent log block, failure is expected. */ 3159b24ab676SJeff Bonwick if (zb->zb_level == ZB_ZIL_LEVEL) 3160b24ab676SJeff Bonwick flags |= ZIO_FLAG_SPECULATIVE; 3161b24ab676SJeff Bonwick 316231d7e8faSGeorge Wilson mutex_enter(&spa->spa_scrub_lock); 3163a3874b8bSToomas Soome while (spa->spa_load_verify_ios > max_inflight) 316431d7e8faSGeorge Wilson cv_wait(&spa->spa_scrub_io_cv, &spa->spa_scrub_lock); 3165a3874b8bSToomas Soome spa->spa_load_verify_ios++; 316631d7e8faSGeorge Wilson mutex_exit(&spa->spa_scrub_lock); 3167b24ab676SJeff Bonwick 3168770499e1SDan Kimmel zio_nowait(zio_read(NULL, spa, bp, abd, size, 316931d7e8faSGeorge Wilson zdb_blkptr_done, zcb, ZIO_PRIORITY_ASYNC_READ, flags, zb)); 3170fa9e4066Sahrens } 3171fa9e4066Sahrens 3172fa9e4066Sahrens zcb->zcb_readfails = 0; 3173fa9e4066Sahrens 3174f7950bf1SMatthew Ahrens /* only call gethrtime() every 100 blocks */ 3175f7950bf1SMatthew Ahrens static int iters; 3176f7950bf1SMatthew Ahrens if (++iters > 100) 3177f7950bf1SMatthew Ahrens iters = 0; 3178f7950bf1SMatthew Ahrens else 3179f7950bf1SMatthew Ahrens return (0); 3180f7950bf1SMatthew Ahrens 3181f7950bf1SMatthew Ahrens if (dump_opt['b'] < 5 && gethrtime() > zcb->zcb_lastprint + NANOSEC) { 3182490d05b9SMatthew Ahrens uint64_t now = gethrtime(); 3183490d05b9SMatthew Ahrens char buf[10]; 3184490d05b9SMatthew Ahrens uint64_t bytes = zcb->zcb_type[ZB_TOTAL][ZDB_OT_TOTAL].zb_asize; 3185490d05b9SMatthew Ahrens int kb_per_sec = 3186490d05b9SMatthew Ahrens 1 + bytes / (1 + ((now - zcb->zcb_start) / 1000 / 1000)); 3187490d05b9SMatthew Ahrens int sec_remaining = 3188490d05b9SMatthew Ahrens (zcb->zcb_totalasize - bytes) / 1024 / kb_per_sec; 3189490d05b9SMatthew Ahrens 31900a055120SJason King /* make sure nicenum has enough space */ 31910a055120SJason King CTASSERT(sizeof (buf) >= NN_NUMBUF_SZ); 31920a055120SJason King 3193490d05b9SMatthew Ahrens zfs_nicenum(bytes, buf, sizeof (buf)); 3194490d05b9SMatthew Ahrens (void) fprintf(stderr, 3195490d05b9SMatthew Ahrens "\r%5s completed (%4dMB/s) " 3196490d05b9SMatthew Ahrens "estimated time remaining: %uhr %02umin %02usec ", 3197490d05b9SMatthew Ahrens buf, kb_per_sec / 1024, 3198490d05b9SMatthew Ahrens sec_remaining / 60 / 60, 3199490d05b9SMatthew Ahrens sec_remaining / 60 % 60, 3200490d05b9SMatthew Ahrens sec_remaining % 60); 3201490d05b9SMatthew Ahrens 3202490d05b9SMatthew Ahrens zcb->zcb_lastprint = now; 3203490d05b9SMatthew Ahrens } 3204490d05b9SMatthew Ahrens 3205fa9e4066Sahrens return (0); 3206fa9e4066Sahrens } 3207fa9e4066Sahrens 3208b24ab676SJeff Bonwick static void 32090713e232SGeorge Wilson zdb_leak(void *arg, uint64_t start, uint64_t size) 3210b24ab676SJeff Bonwick { 32110713e232SGeorge Wilson vdev_t *vd = arg; 3212b24ab676SJeff Bonwick 3213b24ab676SJeff Bonwick (void) printf("leaked space: vdev %llu, offset 0x%llx, size %llu\n", 3214b24ab676SJeff Bonwick (u_longlong_t)vd->vdev_id, (u_longlong_t)start, (u_longlong_t)size); 3215b24ab676SJeff Bonwick } 3216b24ab676SJeff Bonwick 32170713e232SGeorge Wilson static metaslab_ops_t zdb_metaslab_ops = { 32182e4c9986SGeorge Wilson NULL /* alloc */ 3219b24ab676SJeff Bonwick }; 3220b24ab676SJeff Bonwick 3221814dcd43SSerapheim Dimitropoulos typedef int (*zdb_log_sm_cb_t)(spa_t *spa, space_map_entry_t *sme, 3222814dcd43SSerapheim Dimitropoulos uint64_t txg, void *arg); 3223814dcd43SSerapheim Dimitropoulos 3224814dcd43SSerapheim Dimitropoulos typedef struct unflushed_iter_cb_arg { 3225814dcd43SSerapheim Dimitropoulos spa_t *uic_spa; 3226814dcd43SSerapheim Dimitropoulos uint64_t uic_txg; 3227814dcd43SSerapheim Dimitropoulos void *uic_arg; 3228814dcd43SSerapheim Dimitropoulos zdb_log_sm_cb_t uic_cb; 3229814dcd43SSerapheim Dimitropoulos } unflushed_iter_cb_arg_t; 3230814dcd43SSerapheim Dimitropoulos 3231814dcd43SSerapheim Dimitropoulos static int 3232814dcd43SSerapheim Dimitropoulos iterate_through_spacemap_logs_cb(space_map_entry_t *sme, void *arg) 3233814dcd43SSerapheim Dimitropoulos { 3234814dcd43SSerapheim Dimitropoulos unflushed_iter_cb_arg_t *uic = arg; 3235814dcd43SSerapheim Dimitropoulos 3236814dcd43SSerapheim Dimitropoulos return (uic->uic_cb(uic->uic_spa, sme, uic->uic_txg, uic->uic_arg)); 3237814dcd43SSerapheim Dimitropoulos } 3238814dcd43SSerapheim Dimitropoulos 3239814dcd43SSerapheim Dimitropoulos static void 3240814dcd43SSerapheim Dimitropoulos iterate_through_spacemap_logs(spa_t *spa, zdb_log_sm_cb_t cb, void *arg) 3241814dcd43SSerapheim Dimitropoulos { 3242814dcd43SSerapheim Dimitropoulos if (!spa_feature_is_active(spa, SPA_FEATURE_LOG_SPACEMAP)) 3243814dcd43SSerapheim Dimitropoulos return; 3244814dcd43SSerapheim Dimitropoulos 3245814dcd43SSerapheim Dimitropoulos spa_config_enter(spa, SCL_CONFIG, FTAG, RW_READER); 3246814dcd43SSerapheim Dimitropoulos for (spa_log_sm_t *sls = avl_first(&spa->spa_sm_logs_by_txg); 3247814dcd43SSerapheim Dimitropoulos sls; sls = AVL_NEXT(&spa->spa_sm_logs_by_txg, sls)) { 3248814dcd43SSerapheim Dimitropoulos space_map_t *sm = NULL; 3249814dcd43SSerapheim Dimitropoulos VERIFY0(space_map_open(&sm, spa_meta_objset(spa), 3250814dcd43SSerapheim Dimitropoulos sls->sls_sm_obj, 0, UINT64_MAX, SPA_MINBLOCKSHIFT)); 3251814dcd43SSerapheim Dimitropoulos 3252814dcd43SSerapheim Dimitropoulos unflushed_iter_cb_arg_t uic = { 3253814dcd43SSerapheim Dimitropoulos .uic_spa = spa, 3254814dcd43SSerapheim Dimitropoulos .uic_txg = sls->sls_txg, 3255814dcd43SSerapheim Dimitropoulos .uic_arg = arg, 3256814dcd43SSerapheim Dimitropoulos .uic_cb = cb 3257814dcd43SSerapheim Dimitropoulos }; 3258814dcd43SSerapheim Dimitropoulos 3259814dcd43SSerapheim Dimitropoulos VERIFY0(space_map_iterate(sm, space_map_length(sm), 3260814dcd43SSerapheim Dimitropoulos iterate_through_spacemap_logs_cb, &uic)); 3261814dcd43SSerapheim Dimitropoulos space_map_close(sm); 3262814dcd43SSerapheim Dimitropoulos } 3263814dcd43SSerapheim Dimitropoulos spa_config_exit(spa, SCL_CONFIG, FTAG); 3264814dcd43SSerapheim Dimitropoulos } 3265814dcd43SSerapheim Dimitropoulos 3266814dcd43SSerapheim Dimitropoulos /* ARGSUSED */ 3267814dcd43SSerapheim Dimitropoulos static int 3268814dcd43SSerapheim Dimitropoulos load_unflushed_svr_segs_cb(spa_t *spa, space_map_entry_t *sme, 3269814dcd43SSerapheim Dimitropoulos uint64_t txg, void *arg) 3270814dcd43SSerapheim Dimitropoulos { 3271814dcd43SSerapheim Dimitropoulos spa_vdev_removal_t *svr = arg; 3272814dcd43SSerapheim Dimitropoulos 3273814dcd43SSerapheim Dimitropoulos uint64_t offset = sme->sme_offset; 3274814dcd43SSerapheim Dimitropoulos uint64_t size = sme->sme_run; 3275814dcd43SSerapheim Dimitropoulos 3276814dcd43SSerapheim Dimitropoulos /* skip vdevs we don't care about */ 3277814dcd43SSerapheim Dimitropoulos if (sme->sme_vdev != svr->svr_vdev_id) 3278814dcd43SSerapheim Dimitropoulos return (0); 3279814dcd43SSerapheim Dimitropoulos 3280814dcd43SSerapheim Dimitropoulos vdev_t *vd = vdev_lookup_top(spa, sme->sme_vdev); 3281814dcd43SSerapheim Dimitropoulos metaslab_t *ms = vd->vdev_ms[offset >> vd->vdev_ms_shift]; 3282814dcd43SSerapheim Dimitropoulos ASSERT(sme->sme_type == SM_ALLOC || sme->sme_type == SM_FREE); 3283814dcd43SSerapheim Dimitropoulos 3284814dcd43SSerapheim Dimitropoulos if (txg < metaslab_unflushed_txg(ms)) 3285814dcd43SSerapheim Dimitropoulos return (0); 3286814dcd43SSerapheim Dimitropoulos 3287814dcd43SSerapheim Dimitropoulos vdev_indirect_mapping_t *vim = vd->vdev_indirect_mapping; 3288814dcd43SSerapheim Dimitropoulos ASSERT(vim != NULL); 3289814dcd43SSerapheim Dimitropoulos if (offset >= vdev_indirect_mapping_max_offset(vim)) 3290814dcd43SSerapheim Dimitropoulos return (0); 3291814dcd43SSerapheim Dimitropoulos 3292814dcd43SSerapheim Dimitropoulos if (sme->sme_type == SM_ALLOC) 3293814dcd43SSerapheim Dimitropoulos range_tree_add(svr->svr_allocd_segs, offset, size); 3294814dcd43SSerapheim Dimitropoulos else 3295814dcd43SSerapheim Dimitropoulos range_tree_remove(svr->svr_allocd_segs, offset, size); 3296814dcd43SSerapheim Dimitropoulos 3297814dcd43SSerapheim Dimitropoulos return (0); 3298814dcd43SSerapheim Dimitropoulos } 3299814dcd43SSerapheim Dimitropoulos 3300b24ab676SJeff Bonwick static void 3301bbfd46c4SJeff Bonwick zdb_ddt_leak_init(spa_t *spa, zdb_cb_t *zcb) 3302b24ab676SJeff Bonwick { 33033f7978d0SAlan Somers ddt_bookmark_t ddb; 3304b24ab676SJeff Bonwick ddt_entry_t dde; 3305b24ab676SJeff Bonwick int error; 3306b24ab676SJeff Bonwick 3307555d674dSSerapheim Dimitropoulos ASSERT(!dump_opt['L']); 3308555d674dSSerapheim Dimitropoulos 33093f7978d0SAlan Somers bzero(&ddb, sizeof (ddb)); 3310bbfd46c4SJeff Bonwick while ((error = ddt_walk(spa, &ddb, &dde)) == 0) { 3311b24ab676SJeff Bonwick blkptr_t blk; 3312b24ab676SJeff Bonwick ddt_phys_t *ddp = dde.dde_phys; 3313bbfd46c4SJeff Bonwick 3314bbfd46c4SJeff Bonwick if (ddb.ddb_class == DDT_CLASS_UNIQUE) 3315bbfd46c4SJeff Bonwick return; 3316bbfd46c4SJeff Bonwick 3317b24ab676SJeff Bonwick ASSERT(ddt_phys_total_refcnt(&dde) > 1); 3318bbfd46c4SJeff Bonwick 3319b24ab676SJeff Bonwick for (int p = 0; p < DDT_PHYS_TYPES; p++, ddp++) { 3320b24ab676SJeff Bonwick if (ddp->ddp_phys_birth == 0) 3321b24ab676SJeff Bonwick continue; 3322bbfd46c4SJeff Bonwick ddt_bp_create(ddb.ddb_checksum, 3323bbfd46c4SJeff Bonwick &dde.dde_key, ddp, &blk); 3324b24ab676SJeff Bonwick if (p == DDT_PHYS_DITTO) { 3325cde58dbcSMatthew Ahrens zdb_count_block(zcb, NULL, &blk, ZDB_OT_DITTO); 3326b24ab676SJeff Bonwick } else { 3327b24ab676SJeff Bonwick zcb->zcb_dedup_asize += 3328b24ab676SJeff Bonwick BP_GET_ASIZE(&blk) * (ddp->ddp_refcnt - 1); 3329b24ab676SJeff Bonwick zcb->zcb_dedup_blocks++; 3330b24ab676SJeff Bonwick } 3331b24ab676SJeff Bonwick } 3332555d674dSSerapheim Dimitropoulos ddt_t *ddt = spa->spa_ddt[ddb.ddb_checksum]; 3333555d674dSSerapheim Dimitropoulos ddt_enter(ddt); 3334555d674dSSerapheim Dimitropoulos VERIFY(ddt_lookup(ddt, &blk, B_TRUE) != NULL); 3335555d674dSSerapheim Dimitropoulos ddt_exit(ddt); 3336b24ab676SJeff Bonwick } 3337b24ab676SJeff Bonwick 3338b24ab676SJeff Bonwick ASSERT(error == ENOENT); 3339b24ab676SJeff Bonwick } 3340b24ab676SJeff Bonwick 33415cabbc6bSPrashanth Sreenivasa /* ARGSUSED */ 33425cabbc6bSPrashanth Sreenivasa static void 33435cabbc6bSPrashanth Sreenivasa claim_segment_impl_cb(uint64_t inner_offset, vdev_t *vd, uint64_t offset, 33445cabbc6bSPrashanth Sreenivasa uint64_t size, void *arg) 33455cabbc6bSPrashanth Sreenivasa { 33465cabbc6bSPrashanth Sreenivasa /* 33475cabbc6bSPrashanth Sreenivasa * This callback was called through a remap from 33485cabbc6bSPrashanth Sreenivasa * a device being removed. Therefore, the vdev that 33495cabbc6bSPrashanth Sreenivasa * this callback is applied to is a concrete 33505cabbc6bSPrashanth Sreenivasa * vdev. 33515cabbc6bSPrashanth Sreenivasa */ 33525cabbc6bSPrashanth Sreenivasa ASSERT(vdev_is_concrete(vd)); 33535cabbc6bSPrashanth Sreenivasa 33545cabbc6bSPrashanth Sreenivasa VERIFY0(metaslab_claim_impl(vd, offset, size, 335586714001SSerapheim Dimitropoulos spa_min_claim_txg(vd->vdev_spa))); 33565cabbc6bSPrashanth Sreenivasa } 33575cabbc6bSPrashanth Sreenivasa 33585cabbc6bSPrashanth Sreenivasa static void 33595cabbc6bSPrashanth Sreenivasa claim_segment_cb(void *arg, uint64_t offset, uint64_t size) 33605cabbc6bSPrashanth Sreenivasa { 33615cabbc6bSPrashanth Sreenivasa vdev_t *vd = arg; 33625cabbc6bSPrashanth Sreenivasa 33635cabbc6bSPrashanth Sreenivasa vdev_indirect_ops.vdev_op_remap(vd, offset, size, 33645cabbc6bSPrashanth Sreenivasa claim_segment_impl_cb, NULL); 33655cabbc6bSPrashanth Sreenivasa } 33665cabbc6bSPrashanth Sreenivasa 33675cabbc6bSPrashanth Sreenivasa /* 33685cabbc6bSPrashanth Sreenivasa * After accounting for all allocated blocks that are directly referenced, 33695cabbc6bSPrashanth Sreenivasa * we might have missed a reference to a block from a partially complete 33705cabbc6bSPrashanth Sreenivasa * (and thus unused) indirect mapping object. We perform a secondary pass 33715cabbc6bSPrashanth Sreenivasa * through the metaslabs we have already mapped and claim the destination 33725cabbc6bSPrashanth Sreenivasa * blocks. 33735cabbc6bSPrashanth Sreenivasa */ 33745cabbc6bSPrashanth Sreenivasa static void 33755cabbc6bSPrashanth Sreenivasa zdb_claim_removing(spa_t *spa, zdb_cb_t *zcb) 33765cabbc6bSPrashanth Sreenivasa { 3377555d674dSSerapheim Dimitropoulos if (dump_opt['L']) 3378555d674dSSerapheim Dimitropoulos return; 3379555d674dSSerapheim Dimitropoulos 33805cabbc6bSPrashanth Sreenivasa if (spa->spa_vdev_removal == NULL) 33815cabbc6bSPrashanth Sreenivasa return; 33825cabbc6bSPrashanth Sreenivasa 33835cabbc6bSPrashanth Sreenivasa spa_config_enter(spa, SCL_CONFIG, FTAG, RW_READER); 33845cabbc6bSPrashanth Sreenivasa 33855cabbc6bSPrashanth Sreenivasa spa_vdev_removal_t *svr = spa->spa_vdev_removal; 33863a4b1be9SMatthew Ahrens vdev_t *vd = vdev_lookup_top(spa, svr->svr_vdev_id); 33875cabbc6bSPrashanth Sreenivasa vdev_indirect_mapping_t *vim = vd->vdev_indirect_mapping; 33885cabbc6bSPrashanth Sreenivasa 3389814dcd43SSerapheim Dimitropoulos ASSERT0(range_tree_space(svr->svr_allocd_segs)); 3390814dcd43SSerapheim Dimitropoulos 3391814dcd43SSerapheim Dimitropoulos range_tree_t *allocs = range_tree_create(NULL, NULL); 33925cabbc6bSPrashanth Sreenivasa for (uint64_t msi = 0; msi < vd->vdev_ms_count; msi++) { 33935cabbc6bSPrashanth Sreenivasa metaslab_t *msp = vd->vdev_ms[msi]; 33945cabbc6bSPrashanth Sreenivasa 33955cabbc6bSPrashanth Sreenivasa if (msp->ms_start >= vdev_indirect_mapping_max_offset(vim)) 33965cabbc6bSPrashanth Sreenivasa break; 33975cabbc6bSPrashanth Sreenivasa 3398814dcd43SSerapheim Dimitropoulos ASSERT0(range_tree_space(allocs)); 3399814dcd43SSerapheim Dimitropoulos if (msp->ms_sm != NULL) 3400814dcd43SSerapheim Dimitropoulos VERIFY0(space_map_load(msp->ms_sm, allocs, SM_ALLOC)); 3401814dcd43SSerapheim Dimitropoulos range_tree_vacate(allocs, range_tree_add, svr->svr_allocd_segs); 3402814dcd43SSerapheim Dimitropoulos } 3403814dcd43SSerapheim Dimitropoulos range_tree_destroy(allocs); 34045cabbc6bSPrashanth Sreenivasa 3405814dcd43SSerapheim Dimitropoulos iterate_through_spacemap_logs(spa, load_unflushed_svr_segs_cb, svr); 34065cabbc6bSPrashanth Sreenivasa 3407814dcd43SSerapheim Dimitropoulos /* 3408814dcd43SSerapheim Dimitropoulos * Clear everything past what has been synced, 3409814dcd43SSerapheim Dimitropoulos * because we have not allocated mappings for 3410814dcd43SSerapheim Dimitropoulos * it yet. 3411814dcd43SSerapheim Dimitropoulos */ 3412814dcd43SSerapheim Dimitropoulos range_tree_clear(svr->svr_allocd_segs, 3413814dcd43SSerapheim Dimitropoulos vdev_indirect_mapping_max_offset(vim), 3414814dcd43SSerapheim Dimitropoulos vd->vdev_asize - vdev_indirect_mapping_max_offset(vim)); 34155cabbc6bSPrashanth Sreenivasa 3416814dcd43SSerapheim Dimitropoulos zcb->zcb_removing_size += range_tree_space(svr->svr_allocd_segs); 3417814dcd43SSerapheim Dimitropoulos range_tree_vacate(svr->svr_allocd_segs, claim_segment_cb, vd); 34185cabbc6bSPrashanth Sreenivasa 34195cabbc6bSPrashanth Sreenivasa spa_config_exit(spa, SCL_CONFIG, FTAG); 34205cabbc6bSPrashanth Sreenivasa } 34215cabbc6bSPrashanth Sreenivasa 34225cabbc6bSPrashanth Sreenivasa /* ARGSUSED */ 34235cabbc6bSPrashanth Sreenivasa static int 34245cabbc6bSPrashanth Sreenivasa increment_indirect_mapping_cb(void *arg, const blkptr_t *bp, dmu_tx_t *tx) 34255cabbc6bSPrashanth Sreenivasa { 34265cabbc6bSPrashanth Sreenivasa zdb_cb_t *zcb = arg; 34275cabbc6bSPrashanth Sreenivasa spa_t *spa = zcb->zcb_spa; 34285cabbc6bSPrashanth Sreenivasa vdev_t *vd; 34295cabbc6bSPrashanth Sreenivasa const dva_t *dva = &bp->blk_dva[0]; 34305cabbc6bSPrashanth Sreenivasa 34315cabbc6bSPrashanth Sreenivasa ASSERT(!dump_opt['L']); 34325cabbc6bSPrashanth Sreenivasa ASSERT3U(BP_GET_NDVAS(bp), ==, 1); 34335cabbc6bSPrashanth Sreenivasa 34345cabbc6bSPrashanth Sreenivasa spa_config_enter(spa, SCL_VDEV, FTAG, RW_READER); 34355cabbc6bSPrashanth Sreenivasa vd = vdev_lookup_top(zcb->zcb_spa, DVA_GET_VDEV(dva)); 34365cabbc6bSPrashanth Sreenivasa ASSERT3P(vd, !=, NULL); 34375cabbc6bSPrashanth Sreenivasa spa_config_exit(spa, SCL_VDEV, FTAG); 34385cabbc6bSPrashanth Sreenivasa 34395cabbc6bSPrashanth Sreenivasa ASSERT(vd->vdev_indirect_config.vic_mapping_object != 0); 34405cabbc6bSPrashanth Sreenivasa ASSERT3P(zcb->zcb_vd_obsolete_counts[vd->vdev_id], !=, NULL); 34415cabbc6bSPrashanth Sreenivasa 34425cabbc6bSPrashanth Sreenivasa vdev_indirect_mapping_increment_obsolete_count( 34435cabbc6bSPrashanth Sreenivasa vd->vdev_indirect_mapping, 34445cabbc6bSPrashanth Sreenivasa DVA_GET_OFFSET(dva), DVA_GET_ASIZE(dva), 34455cabbc6bSPrashanth Sreenivasa zcb->zcb_vd_obsolete_counts[vd->vdev_id]); 34465cabbc6bSPrashanth Sreenivasa 34475cabbc6bSPrashanth Sreenivasa return (0); 34485cabbc6bSPrashanth Sreenivasa } 34495cabbc6bSPrashanth Sreenivasa 34505cabbc6bSPrashanth Sreenivasa static uint32_t * 34515cabbc6bSPrashanth Sreenivasa zdb_load_obsolete_counts(vdev_t *vd) 34525cabbc6bSPrashanth Sreenivasa { 34535cabbc6bSPrashanth Sreenivasa vdev_indirect_mapping_t *vim = vd->vdev_indirect_mapping; 34545cabbc6bSPrashanth Sreenivasa spa_t *spa = vd->vdev_spa; 34555cabbc6bSPrashanth Sreenivasa spa_condensing_indirect_phys_t *scip = 34565cabbc6bSPrashanth Sreenivasa &spa->spa_condensing_indirect_phys; 34575cabbc6bSPrashanth Sreenivasa uint32_t *counts; 34585cabbc6bSPrashanth Sreenivasa 34595cabbc6bSPrashanth Sreenivasa EQUIV(vdev_obsolete_sm_object(vd) != 0, vd->vdev_obsolete_sm != NULL); 34605cabbc6bSPrashanth Sreenivasa counts = vdev_indirect_mapping_load_obsolete_counts(vim); 34615cabbc6bSPrashanth Sreenivasa if (vd->vdev_obsolete_sm != NULL) { 34625cabbc6bSPrashanth Sreenivasa vdev_indirect_mapping_load_obsolete_spacemap(vim, counts, 34635cabbc6bSPrashanth Sreenivasa vd->vdev_obsolete_sm); 34645cabbc6bSPrashanth Sreenivasa } 34655cabbc6bSPrashanth Sreenivasa if (scip->scip_vdev == vd->vdev_id && 34665cabbc6bSPrashanth Sreenivasa scip->scip_prev_obsolete_sm_object != 0) { 34675cabbc6bSPrashanth Sreenivasa space_map_t *prev_obsolete_sm = NULL; 34685cabbc6bSPrashanth Sreenivasa VERIFY0(space_map_open(&prev_obsolete_sm, spa->spa_meta_objset, 34695cabbc6bSPrashanth Sreenivasa scip->scip_prev_obsolete_sm_object, 0, vd->vdev_asize, 0)); 34705cabbc6bSPrashanth Sreenivasa vdev_indirect_mapping_load_obsolete_spacemap(vim, counts, 34715cabbc6bSPrashanth Sreenivasa prev_obsolete_sm); 34725cabbc6bSPrashanth Sreenivasa space_map_close(prev_obsolete_sm); 34735cabbc6bSPrashanth Sreenivasa } 34745cabbc6bSPrashanth Sreenivasa return (counts); 34755cabbc6bSPrashanth Sreenivasa } 34765cabbc6bSPrashanth Sreenivasa 347786714001SSerapheim Dimitropoulos typedef struct checkpoint_sm_exclude_entry_arg { 347886714001SSerapheim Dimitropoulos vdev_t *cseea_vd; 347986714001SSerapheim Dimitropoulos uint64_t cseea_checkpoint_size; 348086714001SSerapheim Dimitropoulos } checkpoint_sm_exclude_entry_arg_t; 348186714001SSerapheim Dimitropoulos 348286714001SSerapheim Dimitropoulos static int 348317f11284SSerapheim Dimitropoulos checkpoint_sm_exclude_entry_cb(space_map_entry_t *sme, void *arg) 348486714001SSerapheim Dimitropoulos { 348586714001SSerapheim Dimitropoulos checkpoint_sm_exclude_entry_arg_t *cseea = arg; 348686714001SSerapheim Dimitropoulos vdev_t *vd = cseea->cseea_vd; 348717f11284SSerapheim Dimitropoulos metaslab_t *ms = vd->vdev_ms[sme->sme_offset >> vd->vdev_ms_shift]; 348817f11284SSerapheim Dimitropoulos uint64_t end = sme->sme_offset + sme->sme_run; 348986714001SSerapheim Dimitropoulos 349017f11284SSerapheim Dimitropoulos ASSERT(sme->sme_type == SM_FREE); 349186714001SSerapheim Dimitropoulos 349286714001SSerapheim Dimitropoulos /* 349386714001SSerapheim Dimitropoulos * Since the vdev_checkpoint_sm exists in the vdev level 349486714001SSerapheim Dimitropoulos * and the ms_sm space maps exist in the metaslab level, 349586714001SSerapheim Dimitropoulos * an entry in the checkpoint space map could theoretically 349686714001SSerapheim Dimitropoulos * cross the boundaries of the metaslab that it belongs. 349786714001SSerapheim Dimitropoulos * 349886714001SSerapheim Dimitropoulos * In reality, because of the way that we populate and 349986714001SSerapheim Dimitropoulos * manipulate the checkpoint's space maps currently, 350086714001SSerapheim Dimitropoulos * there shouldn't be any entries that cross metaslabs. 350186714001SSerapheim Dimitropoulos * Hence the assertion below. 350286714001SSerapheim Dimitropoulos * 350386714001SSerapheim Dimitropoulos * That said, there is no fundamental requirement that 350486714001SSerapheim Dimitropoulos * the checkpoint's space map entries should not cross 350586714001SSerapheim Dimitropoulos * metaslab boundaries. So if needed we could add code 350686714001SSerapheim Dimitropoulos * that handles metaslab-crossing segments in the future. 350786714001SSerapheim Dimitropoulos */ 350817f11284SSerapheim Dimitropoulos VERIFY3U(sme->sme_offset, >=, ms->ms_start); 350986714001SSerapheim Dimitropoulos VERIFY3U(end, <=, ms->ms_start + ms->ms_size); 351086714001SSerapheim Dimitropoulos 351186714001SSerapheim Dimitropoulos /* 351286714001SSerapheim Dimitropoulos * By removing the entry from the allocated segments we 351386714001SSerapheim Dimitropoulos * also verify that the entry is there to begin with. 351486714001SSerapheim Dimitropoulos */ 351586714001SSerapheim Dimitropoulos mutex_enter(&ms->ms_lock); 351617f11284SSerapheim Dimitropoulos range_tree_remove(ms->ms_allocatable, sme->sme_offset, sme->sme_run); 351786714001SSerapheim Dimitropoulos mutex_exit(&ms->ms_lock); 351886714001SSerapheim Dimitropoulos 351917f11284SSerapheim Dimitropoulos cseea->cseea_checkpoint_size += sme->sme_run; 352086714001SSerapheim Dimitropoulos return (0); 352186714001SSerapheim Dimitropoulos } 352286714001SSerapheim Dimitropoulos 352386714001SSerapheim Dimitropoulos static void 352486714001SSerapheim Dimitropoulos zdb_leak_init_vdev_exclude_checkpoint(vdev_t *vd, zdb_cb_t *zcb) 352586714001SSerapheim Dimitropoulos { 352686714001SSerapheim Dimitropoulos spa_t *spa = vd->vdev_spa; 352786714001SSerapheim Dimitropoulos space_map_t *checkpoint_sm = NULL; 352886714001SSerapheim Dimitropoulos uint64_t checkpoint_sm_obj; 352986714001SSerapheim Dimitropoulos 353086714001SSerapheim Dimitropoulos /* 353186714001SSerapheim Dimitropoulos * If there is no vdev_top_zap, we are in a pool whose 353286714001SSerapheim Dimitropoulos * version predates the pool checkpoint feature. 353386714001SSerapheim Dimitropoulos */ 353486714001SSerapheim Dimitropoulos if (vd->vdev_top_zap == 0) 353586714001SSerapheim Dimitropoulos return; 353686714001SSerapheim Dimitropoulos 353786714001SSerapheim Dimitropoulos /* 353886714001SSerapheim Dimitropoulos * If there is no reference of the vdev_checkpoint_sm in 353986714001SSerapheim Dimitropoulos * the vdev_top_zap, then one of the following scenarios 354086714001SSerapheim Dimitropoulos * is true: 354186714001SSerapheim Dimitropoulos * 354286714001SSerapheim Dimitropoulos * 1] There is no checkpoint 354386714001SSerapheim Dimitropoulos * 2] There is a checkpoint, but no checkpointed blocks 354486714001SSerapheim Dimitropoulos * have been freed yet 354586714001SSerapheim Dimitropoulos * 3] The current vdev is indirect 354686714001SSerapheim Dimitropoulos * 354786714001SSerapheim Dimitropoulos * In these cases we return immediately. 354886714001SSerapheim Dimitropoulos */ 354986714001SSerapheim Dimitropoulos if (zap_contains(spa_meta_objset(spa), vd->vdev_top_zap, 355086714001SSerapheim Dimitropoulos VDEV_TOP_ZAP_POOL_CHECKPOINT_SM) != 0) 355186714001SSerapheim Dimitropoulos return; 355286714001SSerapheim Dimitropoulos 355386714001SSerapheim Dimitropoulos VERIFY0(zap_lookup(spa_meta_objset(spa), vd->vdev_top_zap, 355486714001SSerapheim Dimitropoulos VDEV_TOP_ZAP_POOL_CHECKPOINT_SM, sizeof (uint64_t), 1, 355586714001SSerapheim Dimitropoulos &checkpoint_sm_obj)); 355686714001SSerapheim Dimitropoulos 355786714001SSerapheim Dimitropoulos checkpoint_sm_exclude_entry_arg_t cseea; 355886714001SSerapheim Dimitropoulos cseea.cseea_vd = vd; 355986714001SSerapheim Dimitropoulos cseea.cseea_checkpoint_size = 0; 356086714001SSerapheim Dimitropoulos 356186714001SSerapheim Dimitropoulos VERIFY0(space_map_open(&checkpoint_sm, spa_meta_objset(spa), 356286714001SSerapheim Dimitropoulos checkpoint_sm_obj, 0, vd->vdev_asize, vd->vdev_ashift)); 356386714001SSerapheim Dimitropoulos 356486714001SSerapheim Dimitropoulos VERIFY0(space_map_iterate(checkpoint_sm, 3565555d674dSSerapheim Dimitropoulos space_map_length(checkpoint_sm), 356686714001SSerapheim Dimitropoulos checkpoint_sm_exclude_entry_cb, &cseea)); 356786714001SSerapheim Dimitropoulos space_map_close(checkpoint_sm); 356886714001SSerapheim Dimitropoulos 356986714001SSerapheim Dimitropoulos zcb->zcb_checkpoint_size += cseea.cseea_checkpoint_size; 357086714001SSerapheim Dimitropoulos } 357186714001SSerapheim Dimitropoulos 357286714001SSerapheim Dimitropoulos static void 357386714001SSerapheim Dimitropoulos zdb_leak_init_exclude_checkpoint(spa_t *spa, zdb_cb_t *zcb) 357486714001SSerapheim Dimitropoulos { 3575555d674dSSerapheim Dimitropoulos ASSERT(!dump_opt['L']); 3576555d674dSSerapheim Dimitropoulos 357786714001SSerapheim Dimitropoulos vdev_t *rvd = spa->spa_root_vdev; 357886714001SSerapheim Dimitropoulos for (uint64_t c = 0; c < rvd->vdev_children; c++) { 357986714001SSerapheim Dimitropoulos ASSERT3U(c, ==, rvd->vdev_child[c]->vdev_id); 358086714001SSerapheim Dimitropoulos zdb_leak_init_vdev_exclude_checkpoint(rvd->vdev_child[c], zcb); 358186714001SSerapheim Dimitropoulos } 358286714001SSerapheim Dimitropoulos } 358386714001SSerapheim Dimitropoulos 3584814dcd43SSerapheim Dimitropoulos static int 3585814dcd43SSerapheim Dimitropoulos count_unflushed_space_cb(spa_t *spa, space_map_entry_t *sme, 3586814dcd43SSerapheim Dimitropoulos uint64_t txg, void *arg) 3587814dcd43SSerapheim Dimitropoulos { 3588814dcd43SSerapheim Dimitropoulos int64_t *ualloc_space = arg; 3589814dcd43SSerapheim Dimitropoulos uint64_t offset = sme->sme_offset; 3590814dcd43SSerapheim Dimitropoulos uint64_t vdev_id = sme->sme_vdev; 3591814dcd43SSerapheim Dimitropoulos 3592814dcd43SSerapheim Dimitropoulos vdev_t *vd = vdev_lookup_top(spa, vdev_id); 3593814dcd43SSerapheim Dimitropoulos if (!vdev_is_concrete(vd)) 3594814dcd43SSerapheim Dimitropoulos return (0); 3595814dcd43SSerapheim Dimitropoulos 3596814dcd43SSerapheim Dimitropoulos metaslab_t *ms = vd->vdev_ms[offset >> vd->vdev_ms_shift]; 3597814dcd43SSerapheim Dimitropoulos ASSERT(sme->sme_type == SM_ALLOC || sme->sme_type == SM_FREE); 3598814dcd43SSerapheim Dimitropoulos 3599814dcd43SSerapheim Dimitropoulos if (txg < metaslab_unflushed_txg(ms)) 3600814dcd43SSerapheim Dimitropoulos return (0); 3601814dcd43SSerapheim Dimitropoulos 3602814dcd43SSerapheim Dimitropoulos if (sme->sme_type == SM_ALLOC) 3603814dcd43SSerapheim Dimitropoulos *ualloc_space += sme->sme_run; 3604814dcd43SSerapheim Dimitropoulos else 3605814dcd43SSerapheim Dimitropoulos *ualloc_space -= sme->sme_run; 3606814dcd43SSerapheim Dimitropoulos 3607814dcd43SSerapheim Dimitropoulos return (0); 3608814dcd43SSerapheim Dimitropoulos } 3609814dcd43SSerapheim Dimitropoulos 3610814dcd43SSerapheim Dimitropoulos static int64_t 3611814dcd43SSerapheim Dimitropoulos get_unflushed_alloc_space(spa_t *spa) 3612814dcd43SSerapheim Dimitropoulos { 3613814dcd43SSerapheim Dimitropoulos if (dump_opt['L']) 3614814dcd43SSerapheim Dimitropoulos return (0); 3615814dcd43SSerapheim Dimitropoulos 3616814dcd43SSerapheim Dimitropoulos int64_t ualloc_space = 0; 3617814dcd43SSerapheim Dimitropoulos iterate_through_spacemap_logs(spa, count_unflushed_space_cb, 3618814dcd43SSerapheim Dimitropoulos &ualloc_space); 3619814dcd43SSerapheim Dimitropoulos return (ualloc_space); 3620814dcd43SSerapheim Dimitropoulos } 3621814dcd43SSerapheim Dimitropoulos 3622814dcd43SSerapheim Dimitropoulos static int 3623814dcd43SSerapheim Dimitropoulos load_unflushed_cb(spa_t *spa, space_map_entry_t *sme, uint64_t txg, void *arg) 3624814dcd43SSerapheim Dimitropoulos { 3625814dcd43SSerapheim Dimitropoulos maptype_t *uic_maptype = arg; 3626814dcd43SSerapheim Dimitropoulos uint64_t offset = sme->sme_offset; 3627814dcd43SSerapheim Dimitropoulos uint64_t size = sme->sme_run; 3628814dcd43SSerapheim Dimitropoulos uint64_t vdev_id = sme->sme_vdev; 3629814dcd43SSerapheim Dimitropoulos vdev_t *vd = vdev_lookup_top(spa, vdev_id); 3630814dcd43SSerapheim Dimitropoulos 3631814dcd43SSerapheim Dimitropoulos /* skip indirect vdevs */ 3632814dcd43SSerapheim Dimitropoulos if (!vdev_is_concrete(vd)) 3633814dcd43SSerapheim Dimitropoulos return (0); 3634814dcd43SSerapheim Dimitropoulos 3635814dcd43SSerapheim Dimitropoulos metaslab_t *ms = vd->vdev_ms[offset >> vd->vdev_ms_shift]; 3636814dcd43SSerapheim Dimitropoulos 3637814dcd43SSerapheim Dimitropoulos ASSERT(sme->sme_type == SM_ALLOC || sme->sme_type == SM_FREE); 3638814dcd43SSerapheim Dimitropoulos ASSERT(*uic_maptype == SM_ALLOC || *uic_maptype == SM_FREE); 3639814dcd43SSerapheim Dimitropoulos 3640814dcd43SSerapheim Dimitropoulos if (txg < metaslab_unflushed_txg(ms)) 3641814dcd43SSerapheim Dimitropoulos return (0); 3642814dcd43SSerapheim Dimitropoulos 3643814dcd43SSerapheim Dimitropoulos if (*uic_maptype == sme->sme_type) 3644814dcd43SSerapheim Dimitropoulos range_tree_add(ms->ms_allocatable, offset, size); 3645814dcd43SSerapheim Dimitropoulos else 3646814dcd43SSerapheim Dimitropoulos range_tree_remove(ms->ms_allocatable, offset, size); 3647814dcd43SSerapheim Dimitropoulos 3648814dcd43SSerapheim Dimitropoulos return (0); 3649814dcd43SSerapheim Dimitropoulos } 3650814dcd43SSerapheim Dimitropoulos 3651814dcd43SSerapheim Dimitropoulos static void 3652814dcd43SSerapheim Dimitropoulos load_unflushed_to_ms_allocatables(spa_t *spa, maptype_t maptype) 3653814dcd43SSerapheim Dimitropoulos { 3654814dcd43SSerapheim Dimitropoulos iterate_through_spacemap_logs(spa, load_unflushed_cb, &maptype); 3655814dcd43SSerapheim Dimitropoulos } 3656814dcd43SSerapheim Dimitropoulos 365786714001SSerapheim Dimitropoulos static void 365886714001SSerapheim Dimitropoulos load_concrete_ms_allocatable_trees(spa_t *spa, maptype_t maptype) 365986714001SSerapheim Dimitropoulos { 366086714001SSerapheim Dimitropoulos vdev_t *rvd = spa->spa_root_vdev; 366186714001SSerapheim Dimitropoulos for (uint64_t i = 0; i < rvd->vdev_children; i++) { 366286714001SSerapheim Dimitropoulos vdev_t *vd = rvd->vdev_child[i]; 366386714001SSerapheim Dimitropoulos 366486714001SSerapheim Dimitropoulos ASSERT3U(i, ==, vd->vdev_id); 366586714001SSerapheim Dimitropoulos 366686714001SSerapheim Dimitropoulos if (vd->vdev_ops == &vdev_indirect_ops) 366786714001SSerapheim Dimitropoulos continue; 366886714001SSerapheim Dimitropoulos 366986714001SSerapheim Dimitropoulos for (uint64_t m = 0; m < vd->vdev_ms_count; m++) { 367086714001SSerapheim Dimitropoulos metaslab_t *msp = vd->vdev_ms[m]; 367186714001SSerapheim Dimitropoulos 367286714001SSerapheim Dimitropoulos (void) fprintf(stderr, 367386714001SSerapheim Dimitropoulos "\rloading concrete vdev %llu, " 367486714001SSerapheim Dimitropoulos "metaslab %llu of %llu ...", 367586714001SSerapheim Dimitropoulos (longlong_t)vd->vdev_id, 367686714001SSerapheim Dimitropoulos (longlong_t)msp->ms_id, 367786714001SSerapheim Dimitropoulos (longlong_t)vd->vdev_ms_count); 367886714001SSerapheim Dimitropoulos 367986714001SSerapheim Dimitropoulos mutex_enter(&msp->ms_lock); 3680814dcd43SSerapheim Dimitropoulos range_tree_vacate(msp->ms_allocatable, NULL, NULL); 368186714001SSerapheim Dimitropoulos 368286714001SSerapheim Dimitropoulos /* 368386714001SSerapheim Dimitropoulos * We don't want to spend the CPU manipulating the 368486714001SSerapheim Dimitropoulos * size-ordered tree, so clear the range_tree ops. 368586714001SSerapheim Dimitropoulos */ 368686714001SSerapheim Dimitropoulos msp->ms_allocatable->rt_ops = NULL; 368786714001SSerapheim Dimitropoulos 368886714001SSerapheim Dimitropoulos if (msp->ms_sm != NULL) { 368986714001SSerapheim Dimitropoulos VERIFY0(space_map_load(msp->ms_sm, 369086714001SSerapheim Dimitropoulos msp->ms_allocatable, maptype)); 369186714001SSerapheim Dimitropoulos } 369286714001SSerapheim Dimitropoulos if (!msp->ms_loaded) 369386714001SSerapheim Dimitropoulos msp->ms_loaded = B_TRUE; 369486714001SSerapheim Dimitropoulos mutex_exit(&msp->ms_lock); 369586714001SSerapheim Dimitropoulos } 369686714001SSerapheim Dimitropoulos } 3697814dcd43SSerapheim Dimitropoulos 3698814dcd43SSerapheim Dimitropoulos load_unflushed_to_ms_allocatables(spa, maptype); 369986714001SSerapheim Dimitropoulos } 370086714001SSerapheim Dimitropoulos 370186714001SSerapheim Dimitropoulos /* 370286714001SSerapheim Dimitropoulos * vm_idxp is an in-out parameter which (for indirect vdevs) is the 370386714001SSerapheim Dimitropoulos * index in vim_entries that has the first entry in this metaslab. 370486714001SSerapheim Dimitropoulos * On return, it will be set to the first entry after this metaslab. 370586714001SSerapheim Dimitropoulos */ 370686714001SSerapheim Dimitropoulos static void 370786714001SSerapheim Dimitropoulos load_indirect_ms_allocatable_tree(vdev_t *vd, metaslab_t *msp, 370886714001SSerapheim Dimitropoulos uint64_t *vim_idxp) 370986714001SSerapheim Dimitropoulos { 371086714001SSerapheim Dimitropoulos vdev_indirect_mapping_t *vim = vd->vdev_indirect_mapping; 371186714001SSerapheim Dimitropoulos 371286714001SSerapheim Dimitropoulos mutex_enter(&msp->ms_lock); 3713814dcd43SSerapheim Dimitropoulos range_tree_vacate(msp->ms_allocatable, NULL, NULL); 371486714001SSerapheim Dimitropoulos 371586714001SSerapheim Dimitropoulos /* 371686714001SSerapheim Dimitropoulos * We don't want to spend the CPU manipulating the 371786714001SSerapheim Dimitropoulos * size-ordered tree, so clear the range_tree ops. 371886714001SSerapheim Dimitropoulos */ 371986714001SSerapheim Dimitropoulos msp->ms_allocatable->rt_ops = NULL; 372086714001SSerapheim Dimitropoulos 372186714001SSerapheim Dimitropoulos for (; *vim_idxp < vdev_indirect_mapping_num_entries(vim); 372286714001SSerapheim Dimitropoulos (*vim_idxp)++) { 372386714001SSerapheim Dimitropoulos vdev_indirect_mapping_entry_phys_t *vimep = 372486714001SSerapheim Dimitropoulos &vim->vim_entries[*vim_idxp]; 372586714001SSerapheim Dimitropoulos uint64_t ent_offset = DVA_MAPPING_GET_SRC_OFFSET(vimep); 372686714001SSerapheim Dimitropoulos uint64_t ent_len = DVA_GET_ASIZE(&vimep->vimep_dst); 372786714001SSerapheim Dimitropoulos ASSERT3U(ent_offset, >=, msp->ms_start); 372886714001SSerapheim Dimitropoulos if (ent_offset >= msp->ms_start + msp->ms_size) 372986714001SSerapheim Dimitropoulos break; 373086714001SSerapheim Dimitropoulos 373186714001SSerapheim Dimitropoulos /* 373286714001SSerapheim Dimitropoulos * Mappings do not cross metaslab boundaries, 373386714001SSerapheim Dimitropoulos * because we create them by walking the metaslabs. 373486714001SSerapheim Dimitropoulos */ 373586714001SSerapheim Dimitropoulos ASSERT3U(ent_offset + ent_len, <=, 373686714001SSerapheim Dimitropoulos msp->ms_start + msp->ms_size); 373786714001SSerapheim Dimitropoulos range_tree_add(msp->ms_allocatable, ent_offset, ent_len); 373886714001SSerapheim Dimitropoulos } 373986714001SSerapheim Dimitropoulos 374086714001SSerapheim Dimitropoulos if (!msp->ms_loaded) 374186714001SSerapheim Dimitropoulos msp->ms_loaded = B_TRUE; 374286714001SSerapheim Dimitropoulos mutex_exit(&msp->ms_lock); 374386714001SSerapheim Dimitropoulos } 374486714001SSerapheim Dimitropoulos 374586714001SSerapheim Dimitropoulos static void 374686714001SSerapheim Dimitropoulos zdb_leak_init_prepare_indirect_vdevs(spa_t *spa, zdb_cb_t *zcb) 374786714001SSerapheim Dimitropoulos { 3748555d674dSSerapheim Dimitropoulos ASSERT(!dump_opt['L']); 3749555d674dSSerapheim Dimitropoulos 375086714001SSerapheim Dimitropoulos vdev_t *rvd = spa->spa_root_vdev; 375186714001SSerapheim Dimitropoulos for (uint64_t c = 0; c < rvd->vdev_children; c++) { 375286714001SSerapheim Dimitropoulos vdev_t *vd = rvd->vdev_child[c]; 375386714001SSerapheim Dimitropoulos 375486714001SSerapheim Dimitropoulos ASSERT3U(c, ==, vd->vdev_id); 375586714001SSerapheim Dimitropoulos 375686714001SSerapheim Dimitropoulos if (vd->vdev_ops != &vdev_indirect_ops) 375786714001SSerapheim Dimitropoulos continue; 375886714001SSerapheim Dimitropoulos 375986714001SSerapheim Dimitropoulos /* 376086714001SSerapheim Dimitropoulos * Note: we don't check for mapping leaks on 376186714001SSerapheim Dimitropoulos * removing vdevs because their ms_allocatable's 376286714001SSerapheim Dimitropoulos * are used to look for leaks in allocated space. 376386714001SSerapheim Dimitropoulos */ 376486714001SSerapheim Dimitropoulos zcb->zcb_vd_obsolete_counts[c] = zdb_load_obsolete_counts(vd); 376586714001SSerapheim Dimitropoulos 376686714001SSerapheim Dimitropoulos /* 376786714001SSerapheim Dimitropoulos * Normally, indirect vdevs don't have any 376886714001SSerapheim Dimitropoulos * metaslabs. We want to set them up for 376986714001SSerapheim Dimitropoulos * zio_claim(). 377086714001SSerapheim Dimitropoulos */ 377186714001SSerapheim Dimitropoulos VERIFY0(vdev_metaslab_init(vd, 0)); 377286714001SSerapheim Dimitropoulos 377386714001SSerapheim Dimitropoulos vdev_indirect_mapping_t *vim = vd->vdev_indirect_mapping; 377486714001SSerapheim Dimitropoulos uint64_t vim_idx = 0; 377586714001SSerapheim Dimitropoulos for (uint64_t m = 0; m < vd->vdev_ms_count; m++) { 377686714001SSerapheim Dimitropoulos 377786714001SSerapheim Dimitropoulos (void) fprintf(stderr, 377886714001SSerapheim Dimitropoulos "\rloading indirect vdev %llu, " 377986714001SSerapheim Dimitropoulos "metaslab %llu of %llu ...", 378086714001SSerapheim Dimitropoulos (longlong_t)vd->vdev_id, 378186714001SSerapheim Dimitropoulos (longlong_t)vd->vdev_ms[m]->ms_id, 378286714001SSerapheim Dimitropoulos (longlong_t)vd->vdev_ms_count); 378386714001SSerapheim Dimitropoulos 378486714001SSerapheim Dimitropoulos load_indirect_ms_allocatable_tree(vd, vd->vdev_ms[m], 378586714001SSerapheim Dimitropoulos &vim_idx); 378686714001SSerapheim Dimitropoulos } 378786714001SSerapheim Dimitropoulos ASSERT3U(vim_idx, ==, vdev_indirect_mapping_num_entries(vim)); 378886714001SSerapheim Dimitropoulos } 378986714001SSerapheim Dimitropoulos } 379086714001SSerapheim Dimitropoulos 3791b24ab676SJeff Bonwick static void 3792b24ab676SJeff Bonwick zdb_leak_init(spa_t *spa, zdb_cb_t *zcb) 3793b24ab676SJeff Bonwick { 3794cde58dbcSMatthew Ahrens zcb->zcb_spa = spa; 3795cde58dbcSMatthew Ahrens 3796555d674dSSerapheim Dimitropoulos if (dump_opt['L']) 3797555d674dSSerapheim Dimitropoulos return; 37988363e80aSGeorge Wilson 3799555d674dSSerapheim Dimitropoulos dsl_pool_t *dp = spa->spa_dsl_pool; 3800555d674dSSerapheim Dimitropoulos vdev_t *rvd = spa->spa_root_vdev; 38018363e80aSGeorge Wilson 3802555d674dSSerapheim Dimitropoulos /* 3803555d674dSSerapheim Dimitropoulos * We are going to be changing the meaning of the metaslab's 3804555d674dSSerapheim Dimitropoulos * ms_allocatable. Ensure that the allocator doesn't try to 3805555d674dSSerapheim Dimitropoulos * use the tree. 3806555d674dSSerapheim Dimitropoulos */ 3807555d674dSSerapheim Dimitropoulos spa->spa_normal_class->mc_ops = &zdb_metaslab_ops; 3808555d674dSSerapheim Dimitropoulos spa->spa_log_class->mc_ops = &zdb_metaslab_ops; 38095cabbc6bSPrashanth Sreenivasa 3810555d674dSSerapheim Dimitropoulos zcb->zcb_vd_obsolete_counts = 3811555d674dSSerapheim Dimitropoulos umem_zalloc(rvd->vdev_children * sizeof (uint32_t *), 3812555d674dSSerapheim Dimitropoulos UMEM_NOFAIL); 38135cabbc6bSPrashanth Sreenivasa 3814555d674dSSerapheim Dimitropoulos /* 3815555d674dSSerapheim Dimitropoulos * For leak detection, we overload the ms_allocatable trees 3816555d674dSSerapheim Dimitropoulos * to contain allocated segments instead of free segments. 3817555d674dSSerapheim Dimitropoulos * As a result, we can't use the normal metaslab_load/unload 3818555d674dSSerapheim Dimitropoulos * interfaces. 3819555d674dSSerapheim Dimitropoulos */ 3820555d674dSSerapheim Dimitropoulos zdb_leak_init_prepare_indirect_vdevs(spa, zcb); 3821555d674dSSerapheim Dimitropoulos load_concrete_ms_allocatable_trees(spa, SM_ALLOC); 38225cabbc6bSPrashanth Sreenivasa 3823555d674dSSerapheim Dimitropoulos /* 3824555d674dSSerapheim Dimitropoulos * On load_concrete_ms_allocatable_trees() we loaded all the 3825555d674dSSerapheim Dimitropoulos * allocated entries from the ms_sm to the ms_allocatable for 3826555d674dSSerapheim Dimitropoulos * each metaslab. If the pool has a checkpoint or is in the 3827555d674dSSerapheim Dimitropoulos * middle of discarding a checkpoint, some of these blocks 3828555d674dSSerapheim Dimitropoulos * may have been freed but their ms_sm may not have been 3829555d674dSSerapheim Dimitropoulos * updated because they are referenced by the checkpoint. In 3830555d674dSSerapheim Dimitropoulos * order to avoid false-positives during leak-detection, we 3831555d674dSSerapheim Dimitropoulos * go through the vdev's checkpoint space map and exclude all 3832555d674dSSerapheim Dimitropoulos * its entries from their relevant ms_allocatable. 3833555d674dSSerapheim Dimitropoulos * 3834555d674dSSerapheim Dimitropoulos * We also aggregate the space held by the checkpoint and add 3835555d674dSSerapheim Dimitropoulos * it to zcb_checkpoint_size. 3836555d674dSSerapheim Dimitropoulos * 3837555d674dSSerapheim Dimitropoulos * Note that at this point we are also verifying that all the 3838555d674dSSerapheim Dimitropoulos * entries on the checkpoint_sm are marked as allocated in 3839555d674dSSerapheim Dimitropoulos * the ms_sm of their relevant metaslab. 3840555d674dSSerapheim Dimitropoulos * [see comment in checkpoint_sm_exclude_entry_cb()] 3841555d674dSSerapheim Dimitropoulos */ 3842555d674dSSerapheim Dimitropoulos zdb_leak_init_exclude_checkpoint(spa, zcb); 3843555d674dSSerapheim Dimitropoulos ASSERT3U(zcb->zcb_checkpoint_size, ==, spa_get_checkpoint_space(spa)); 38445cabbc6bSPrashanth Sreenivasa 3845555d674dSSerapheim Dimitropoulos /* for cleaner progress output */ 3846555d674dSSerapheim Dimitropoulos (void) fprintf(stderr, "\n"); 3847555d674dSSerapheim Dimitropoulos 3848555d674dSSerapheim Dimitropoulos if (bpobj_is_open(&dp->dp_obsolete_bpobj)) { 3849555d674dSSerapheim Dimitropoulos ASSERT(spa_feature_is_enabled(spa, 3850555d674dSSerapheim Dimitropoulos SPA_FEATURE_DEVICE_REMOVAL)); 3851555d674dSSerapheim Dimitropoulos (void) bpobj_iterate_nofree(&dp->dp_obsolete_bpobj, 3852555d674dSSerapheim Dimitropoulos increment_indirect_mapping_cb, zcb, NULL); 3853b24ab676SJeff Bonwick } 3854b24ab676SJeff Bonwick 3855b24ab676SJeff Bonwick spa_config_enter(spa, SCL_CONFIG, FTAG, RW_READER); 3856bbfd46c4SJeff Bonwick zdb_ddt_leak_init(spa, zcb); 3857b24ab676SJeff Bonwick spa_config_exit(spa, SCL_CONFIG, FTAG); 3858b24ab676SJeff Bonwick } 3859b24ab676SJeff Bonwick 38605cabbc6bSPrashanth Sreenivasa static boolean_t 38615cabbc6bSPrashanth Sreenivasa zdb_check_for_obsolete_leaks(vdev_t *vd, zdb_cb_t *zcb) 38625cabbc6bSPrashanth Sreenivasa { 38635cabbc6bSPrashanth Sreenivasa boolean_t leaks = B_FALSE; 38645cabbc6bSPrashanth Sreenivasa vdev_indirect_mapping_t *vim = vd->vdev_indirect_mapping; 38655cabbc6bSPrashanth Sreenivasa uint64_t total_leaked = 0; 38665cabbc6bSPrashanth Sreenivasa 38675cabbc6bSPrashanth Sreenivasa ASSERT(vim != NULL); 38685cabbc6bSPrashanth Sreenivasa 38695cabbc6bSPrashanth Sreenivasa for (uint64_t i = 0; i < vdev_indirect_mapping_num_entries(vim); i++) { 38705cabbc6bSPrashanth Sreenivasa vdev_indirect_mapping_entry_phys_t *vimep = 38715cabbc6bSPrashanth Sreenivasa &vim->vim_entries[i]; 38725cabbc6bSPrashanth Sreenivasa uint64_t obsolete_bytes = 0; 38735cabbc6bSPrashanth Sreenivasa uint64_t offset = DVA_MAPPING_GET_SRC_OFFSET(vimep); 38745cabbc6bSPrashanth Sreenivasa metaslab_t *msp = vd->vdev_ms[offset >> vd->vdev_ms_shift]; 38755cabbc6bSPrashanth Sreenivasa 38765cabbc6bSPrashanth Sreenivasa /* 38775cabbc6bSPrashanth Sreenivasa * This is not very efficient but it's easy to 38785cabbc6bSPrashanth Sreenivasa * verify correctness. 38795cabbc6bSPrashanth Sreenivasa */ 38805cabbc6bSPrashanth Sreenivasa for (uint64_t inner_offset = 0; 38815cabbc6bSPrashanth Sreenivasa inner_offset < DVA_GET_ASIZE(&vimep->vimep_dst); 38825cabbc6bSPrashanth Sreenivasa inner_offset += 1 << vd->vdev_ashift) { 388386714001SSerapheim Dimitropoulos if (range_tree_contains(msp->ms_allocatable, 38845cabbc6bSPrashanth Sreenivasa offset + inner_offset, 1 << vd->vdev_ashift)) { 38855cabbc6bSPrashanth Sreenivasa obsolete_bytes += 1 << vd->vdev_ashift; 38865cabbc6bSPrashanth Sreenivasa } 38875cabbc6bSPrashanth Sreenivasa } 38885cabbc6bSPrashanth Sreenivasa 38895cabbc6bSPrashanth Sreenivasa int64_t bytes_leaked = obsolete_bytes - 38905cabbc6bSPrashanth Sreenivasa zcb->zcb_vd_obsolete_counts[vd->vdev_id][i]; 38915cabbc6bSPrashanth Sreenivasa ASSERT3U(DVA_GET_ASIZE(&vimep->vimep_dst), >=, 38925cabbc6bSPrashanth Sreenivasa zcb->zcb_vd_obsolete_counts[vd->vdev_id][i]); 38935cabbc6bSPrashanth Sreenivasa if (bytes_leaked != 0 && 38945cabbc6bSPrashanth Sreenivasa (vdev_obsolete_counts_are_precise(vd) || 38955cabbc6bSPrashanth Sreenivasa dump_opt['d'] >= 5)) { 38965cabbc6bSPrashanth Sreenivasa (void) printf("obsolete indirect mapping count " 38975cabbc6bSPrashanth Sreenivasa "mismatch on %llu:%llx:%llx : %llx bytes leaked\n", 38985cabbc6bSPrashanth Sreenivasa (u_longlong_t)vd->vdev_id, 38995cabbc6bSPrashanth Sreenivasa (u_longlong_t)DVA_MAPPING_GET_SRC_OFFSET(vimep), 39005cabbc6bSPrashanth Sreenivasa (u_longlong_t)DVA_GET_ASIZE(&vimep->vimep_dst), 39015cabbc6bSPrashanth Sreenivasa (u_longlong_t)bytes_leaked); 39025cabbc6bSPrashanth Sreenivasa } 39035cabbc6bSPrashanth Sreenivasa total_leaked += ABS(bytes_leaked); 39045cabbc6bSPrashanth Sreenivasa } 39055cabbc6bSPrashanth Sreenivasa 39065cabbc6bSPrashanth Sreenivasa if (!vdev_obsolete_counts_are_precise(vd) && total_leaked > 0) { 39075cabbc6bSPrashanth Sreenivasa int pct_leaked = total_leaked * 100 / 39085cabbc6bSPrashanth Sreenivasa vdev_indirect_mapping_bytes_mapped(vim); 39095cabbc6bSPrashanth Sreenivasa (void) printf("cannot verify obsolete indirect mapping " 39105cabbc6bSPrashanth Sreenivasa "counts of vdev %llu because precise feature was not " 39115cabbc6bSPrashanth Sreenivasa "enabled when it was removed: %d%% (%llx bytes) of mapping" 39125cabbc6bSPrashanth Sreenivasa "unreferenced\n", 39135cabbc6bSPrashanth Sreenivasa (u_longlong_t)vd->vdev_id, pct_leaked, 39145cabbc6bSPrashanth Sreenivasa (u_longlong_t)total_leaked); 39155cabbc6bSPrashanth Sreenivasa } else if (total_leaked > 0) { 39165cabbc6bSPrashanth Sreenivasa (void) printf("obsolete indirect mapping count mismatch " 39175cabbc6bSPrashanth Sreenivasa "for vdev %llu -- %llx total bytes mismatched\n", 39185cabbc6bSPrashanth Sreenivasa (u_longlong_t)vd->vdev_id, 39195cabbc6bSPrashanth Sreenivasa (u_longlong_t)total_leaked); 39205cabbc6bSPrashanth Sreenivasa leaks |= B_TRUE; 39215cabbc6bSPrashanth Sreenivasa } 39225cabbc6bSPrashanth Sreenivasa 39235cabbc6bSPrashanth Sreenivasa vdev_indirect_mapping_free_obsolete_counts(vim, 39245cabbc6bSPrashanth Sreenivasa zcb->zcb_vd_obsolete_counts[vd->vdev_id]); 39255cabbc6bSPrashanth Sreenivasa zcb->zcb_vd_obsolete_counts[vd->vdev_id] = NULL; 39265cabbc6bSPrashanth Sreenivasa 39275cabbc6bSPrashanth Sreenivasa return (leaks); 39285cabbc6bSPrashanth Sreenivasa } 39295cabbc6bSPrashanth Sreenivasa 39305cabbc6bSPrashanth Sreenivasa static boolean_t 39315cabbc6bSPrashanth Sreenivasa zdb_leak_fini(spa_t *spa, zdb_cb_t *zcb) 3932b24ab676SJeff Bonwick { 3933555d674dSSerapheim Dimitropoulos if (dump_opt['L']) 3934555d674dSSerapheim Dimitropoulos return (B_FALSE); 3935555d674dSSerapheim Dimitropoulos 39365cabbc6bSPrashanth Sreenivasa boolean_t leaks = B_FALSE; 39375cabbc6bSPrashanth Sreenivasa 3938555d674dSSerapheim Dimitropoulos vdev_t *rvd = spa->spa_root_vdev; 3939555d674dSSerapheim Dimitropoulos for (unsigned c = 0; c < rvd->vdev_children; c++) { 3940555d674dSSerapheim Dimitropoulos vdev_t *vd = rvd->vdev_child[c]; 3941555d674dSSerapheim Dimitropoulos #if DEBUG 3942555d674dSSerapheim Dimitropoulos metaslab_group_t *mg = vd->vdev_mg; 3943555d674dSSerapheim Dimitropoulos #endif 39448363e80aSGeorge Wilson 3945555d674dSSerapheim Dimitropoulos if (zcb->zcb_vd_obsolete_counts[c] != NULL) { 3946555d674dSSerapheim Dimitropoulos leaks |= zdb_check_for_obsolete_leaks(vd, zcb); 3947555d674dSSerapheim Dimitropoulos } 3948555d674dSSerapheim Dimitropoulos 3949555d674dSSerapheim Dimitropoulos for (uint64_t m = 0; m < vd->vdev_ms_count; m++) { 3950555d674dSSerapheim Dimitropoulos metaslab_t *msp = vd->vdev_ms[m]; 3951555d674dSSerapheim Dimitropoulos ASSERT3P(mg, ==, msp->ms_group); 3952555d674dSSerapheim Dimitropoulos 3953555d674dSSerapheim Dimitropoulos /* 3954555d674dSSerapheim Dimitropoulos * ms_allocatable has been overloaded 3955555d674dSSerapheim Dimitropoulos * to contain allocated segments. Now that 3956555d674dSSerapheim Dimitropoulos * we finished traversing all blocks, any 3957555d674dSSerapheim Dimitropoulos * block that remains in the ms_allocatable 3958555d674dSSerapheim Dimitropoulos * represents an allocated block that we 3959555d674dSSerapheim Dimitropoulos * did not claim during the traversal. 3960555d674dSSerapheim Dimitropoulos * Claimed blocks would have been removed 3961555d674dSSerapheim Dimitropoulos * from the ms_allocatable. For indirect 3962555d674dSSerapheim Dimitropoulos * vdevs, space remaining in the tree 3963555d674dSSerapheim Dimitropoulos * represents parts of the mapping that are 3964555d674dSSerapheim Dimitropoulos * not referenced, which is not a bug. 3965555d674dSSerapheim Dimitropoulos */ 3966555d674dSSerapheim Dimitropoulos if (vd->vdev_ops == &vdev_indirect_ops) { 3967555d674dSSerapheim Dimitropoulos range_tree_vacate(msp->ms_allocatable, 3968555d674dSSerapheim Dimitropoulos NULL, NULL); 3969555d674dSSerapheim Dimitropoulos } else { 3970555d674dSSerapheim Dimitropoulos range_tree_vacate(msp->ms_allocatable, 3971555d674dSSerapheim Dimitropoulos zdb_leak, vd); 3972555d674dSSerapheim Dimitropoulos } 3973555d674dSSerapheim Dimitropoulos if (msp->ms_loaded) { 3974555d674dSSerapheim Dimitropoulos msp->ms_loaded = B_FALSE; 3975b24ab676SJeff Bonwick } 3976b24ab676SJeff Bonwick } 39775cabbc6bSPrashanth Sreenivasa 3978b24ab676SJeff Bonwick } 3979555d674dSSerapheim Dimitropoulos 3980555d674dSSerapheim Dimitropoulos umem_free(zcb->zcb_vd_obsolete_counts, 3981555d674dSSerapheim Dimitropoulos rvd->vdev_children * sizeof (uint32_t *)); 3982555d674dSSerapheim Dimitropoulos zcb->zcb_vd_obsolete_counts = NULL; 3983555d674dSSerapheim Dimitropoulos 39845cabbc6bSPrashanth Sreenivasa return (leaks); 3985b24ab676SJeff Bonwick } 3986b24ab676SJeff Bonwick 3987cde58dbcSMatthew Ahrens /* ARGSUSED */ 3988cde58dbcSMatthew Ahrens static int 3989cde58dbcSMatthew Ahrens count_block_cb(void *arg, const blkptr_t *bp, dmu_tx_t *tx) 3990cde58dbcSMatthew Ahrens { 3991cde58dbcSMatthew Ahrens zdb_cb_t *zcb = arg; 3992cde58dbcSMatthew Ahrens 3993490d05b9SMatthew Ahrens if (dump_opt['b'] >= 5) { 3994cde58dbcSMatthew Ahrens char blkbuf[BP_SPRINTF_LEN]; 399543466aaeSMax Grossman snprintf_blkptr(blkbuf, sizeof (blkbuf), bp); 3996cde58dbcSMatthew Ahrens (void) printf("[%s] %s\n", 3997cde58dbcSMatthew Ahrens "deferred free", blkbuf); 3998cde58dbcSMatthew Ahrens } 3999cde58dbcSMatthew Ahrens zdb_count_block(zcb, NULL, bp, ZDB_OT_DEFERRED); 4000cde58dbcSMatthew Ahrens return (0); 4001cde58dbcSMatthew Ahrens } 4002cde58dbcSMatthew Ahrens 4003fa9e4066Sahrens static int 4004fa9e4066Sahrens dump_block_stats(spa_t *spa) 4005fa9e4066Sahrens { 40063f7978d0SAlan Somers zdb_cb_t zcb; 4007fa9e4066Sahrens zdb_blkstats_t *zb, *tzb; 4008b24ab676SJeff Bonwick uint64_t norm_alloc, norm_space, total_alloc, total_found; 4009eb633035STom Caputi int flags = TRAVERSE_PRE | TRAVERSE_PREFETCH_METADATA | 4010eb633035STom Caputi TRAVERSE_NO_DECRYPT | TRAVERSE_HARD; 40115d7b4d43SMatthew Ahrens boolean_t leaks = B_FALSE; 4012663207adSDon Brady int err; 4013fa9e4066Sahrens 40143f7978d0SAlan Somers bzero(&zcb, sizeof (zcb)); 4015490d05b9SMatthew Ahrens (void) printf("\nTraversing all blocks %s%s%s%s%s...\n\n", 4016b24ab676SJeff Bonwick (dump_opt['c'] || !dump_opt['L']) ? "to verify " : "", 4017b24ab676SJeff Bonwick (dump_opt['c'] == 1) ? "metadata " : "", 4018b24ab676SJeff Bonwick dump_opt['c'] ? "checksums " : "", 4019b24ab676SJeff Bonwick (dump_opt['c'] && !dump_opt['L']) ? "and verify " : "", 4020b24ab676SJeff Bonwick !dump_opt['L'] ? "nothing leaked " : ""); 4021fa9e4066Sahrens 4022fa9e4066Sahrens /* 4023555d674dSSerapheim Dimitropoulos * When leak detection is enabled we load all space maps as SM_ALLOC 4024555d674dSSerapheim Dimitropoulos * maps, then traverse the pool claiming each block we discover. If 4025555d674dSSerapheim Dimitropoulos * the pool is perfectly consistent, the segment trees will be empty 4026555d674dSSerapheim Dimitropoulos * when we're done. Anything left over is a leak; any block we can't 4027555d674dSSerapheim Dimitropoulos * claim (because it's not part of any space map) is a double 4028555d674dSSerapheim Dimitropoulos * allocation, reference to a freed block, or an unclaimed log block. 4029555d674dSSerapheim Dimitropoulos * 4030555d674dSSerapheim Dimitropoulos * When leak detection is disabled (-L option) we still traverse the 4031555d674dSSerapheim Dimitropoulos * pool claiming each block we discover, but we skip opening any space 4032555d674dSSerapheim Dimitropoulos * maps. 4033fa9e4066Sahrens */ 4034555d674dSSerapheim Dimitropoulos bzero(&zcb, sizeof (zdb_cb_t)); 4035b24ab676SJeff Bonwick zdb_leak_init(spa, &zcb); 4036fa9e4066Sahrens 4037fa9e4066Sahrens /* 4038fa9e4066Sahrens * If there's a deferred-free bplist, process that first. 4039fa9e4066Sahrens */ 4040cde58dbcSMatthew Ahrens (void) bpobj_iterate_nofree(&spa->spa_deferred_bpobj, 4041cde58dbcSMatthew Ahrens count_block_cb, &zcb, NULL); 40425cabbc6bSPrashanth Sreenivasa 40433b2aab18SMatthew Ahrens if (spa_version(spa) >= SPA_VERSION_DEADLISTS) { 40443b2aab18SMatthew Ahrens (void) bpobj_iterate_nofree(&spa->spa_dsl_pool->dp_free_bpobj, 40453b2aab18SMatthew Ahrens count_block_cb, &zcb, NULL); 40463b2aab18SMatthew Ahrens } 40475cabbc6bSPrashanth Sreenivasa 40485cabbc6bSPrashanth Sreenivasa zdb_claim_removing(spa, &zcb); 40495cabbc6bSPrashanth Sreenivasa 40502acef22dSMatthew Ahrens if (spa_feature_is_active(spa, SPA_FEATURE_ASYNC_DESTROY)) { 4051b420f3adSRichard Lowe VERIFY3U(0, ==, bptree_iterate(spa->spa_meta_objset, 4052ad135b5dSChristopher Siden spa->spa_dsl_pool->dp_bptree_obj, B_FALSE, count_block_cb, 4053ad135b5dSChristopher Siden &zcb, NULL)); 4054ad135b5dSChristopher Siden } 4055fa9e4066Sahrens 4056bbfd46c4SJeff Bonwick if (dump_opt['c'] > 1) 4057bbfd46c4SJeff Bonwick flags |= TRAVERSE_PREFETCH_DATA; 4058bbfd46c4SJeff Bonwick 4059490d05b9SMatthew Ahrens zcb.zcb_totalasize = metaslab_class_get_alloc(spa_normal_class(spa)); 4060663207adSDon Brady zcb.zcb_totalasize += metaslab_class_get_alloc(spa_special_class(spa)); 4061663207adSDon Brady zcb.zcb_totalasize += metaslab_class_get_alloc(spa_dedup_class(spa)); 4062490d05b9SMatthew Ahrens zcb.zcb_start = zcb.zcb_lastprint = gethrtime(); 4063663207adSDon Brady err = traverse_pool(spa, 0, flags, zdb_blkptr_cb, &zcb); 4064fa9e4066Sahrens 406531d7e8faSGeorge Wilson /* 406631d7e8faSGeorge Wilson * If we've traversed the data blocks then we need to wait for those 406731d7e8faSGeorge Wilson * I/Os to complete. We leverage "The Godfather" zio to wait on 406831d7e8faSGeorge Wilson * all async I/Os to complete. 406931d7e8faSGeorge Wilson */ 407031d7e8faSGeorge Wilson if (dump_opt['c']) { 40716f834bc1SMatthew Ahrens for (int i = 0; i < max_ncpus; i++) { 40726f834bc1SMatthew Ahrens (void) zio_wait(spa->spa_async_zio_root[i]); 40736f834bc1SMatthew Ahrens spa->spa_async_zio_root[i] = zio_root(spa, NULL, NULL, 40746f834bc1SMatthew Ahrens ZIO_FLAG_CANFAIL | ZIO_FLAG_SPECULATIVE | 40756f834bc1SMatthew Ahrens ZIO_FLAG_GODFATHER); 40766f834bc1SMatthew Ahrens } 407731d7e8faSGeorge Wilson } 407831d7e8faSGeorge Wilson 4079663207adSDon Brady /* 4080663207adSDon Brady * Done after zio_wait() since zcb_haderrors is modified in 4081663207adSDon Brady * zdb_blkptr_done() 4082663207adSDon Brady */ 4083663207adSDon Brady zcb.zcb_haderrors |= err; 4084663207adSDon Brady 4085b24ab676SJeff Bonwick if (zcb.zcb_haderrors) { 4086fa9e4066Sahrens (void) printf("\nError counts:\n\n"); 4087fa9e4066Sahrens (void) printf("\t%5s %s\n", "errno", "count"); 4088b24ab676SJeff Bonwick for (int e = 0; e < 256; e++) { 4089fa9e4066Sahrens if (zcb.zcb_errors[e] != 0) { 4090fa9e4066Sahrens (void) printf("\t%5d %llu\n", 4091fa9e4066Sahrens e, (u_longlong_t)zcb.zcb_errors[e]); 4092fa9e4066Sahrens } 4093fa9e4066Sahrens } 4094fa9e4066Sahrens } 4095fa9e4066Sahrens 4096fa9e4066Sahrens /* 4097fa9e4066Sahrens * Report any leaked segments. 4098fa9e4066Sahrens */ 40995cabbc6bSPrashanth Sreenivasa leaks |= zdb_leak_fini(spa, &zcb); 4100fa9e4066Sahrens 4101b24ab676SJeff Bonwick tzb = &zcb.zcb_type[ZB_TOTAL][ZDB_OT_TOTAL]; 41028654d025Sperrin 4103b24ab676SJeff Bonwick norm_alloc = metaslab_class_get_alloc(spa_normal_class(spa)); 4104b24ab676SJeff Bonwick norm_space = metaslab_class_get_space(spa_normal_class(spa)); 41058654d025Sperrin 4106663207adSDon Brady total_alloc = norm_alloc + 4107663207adSDon Brady metaslab_class_get_alloc(spa_log_class(spa)) + 4108663207adSDon Brady metaslab_class_get_alloc(spa_special_class(spa)) + 4109814dcd43SSerapheim Dimitropoulos metaslab_class_get_alloc(spa_dedup_class(spa)) + 4110814dcd43SSerapheim Dimitropoulos get_unflushed_alloc_space(spa); 41115cabbc6bSPrashanth Sreenivasa total_found = tzb->zb_asize - zcb.zcb_dedup_asize + 411286714001SSerapheim Dimitropoulos zcb.zcb_removing_size + zcb.zcb_checkpoint_size; 4113fa9e4066Sahrens 4114555d674dSSerapheim Dimitropoulos if (total_found == total_alloc && !dump_opt['L']) { 4115555d674dSSerapheim Dimitropoulos (void) printf("\n\tNo leaks (block sum matches space" 4116555d674dSSerapheim Dimitropoulos " maps exactly)\n"); 4117555d674dSSerapheim Dimitropoulos } else if (!dump_opt['L']) { 4118fa9e4066Sahrens (void) printf("block traversal size %llu != alloc %llu " 411982a0a985SVictor Latushkin "(%s %lld)\n", 4120b24ab676SJeff Bonwick (u_longlong_t)total_found, 4121b24ab676SJeff Bonwick (u_longlong_t)total_alloc, 412282a0a985SVictor Latushkin (dump_opt['L']) ? "unreachable" : "leaked", 4123b24ab676SJeff Bonwick (longlong_t)(total_alloc - total_found)); 41245d7b4d43SMatthew Ahrens leaks = B_TRUE; 4125fa9e4066Sahrens } 4126fa9e4066Sahrens 4127fa9e4066Sahrens if (tzb->zb_count == 0) 4128fa9e4066Sahrens return (2); 4129fa9e4066Sahrens 4130fa9e4066Sahrens (void) printf("\n"); 4131663207adSDon Brady (void) printf("\t%-16s %14llu\n", "bp count:", 4132fa9e4066Sahrens (u_longlong_t)tzb->zb_count); 4133663207adSDon Brady (void) printf("\t%-16s %14llu\n", "ganged count:", 4134d5ee8a13SMatthew Ahrens (longlong_t)tzb->zb_gangs); 4135663207adSDon Brady (void) printf("\t%-16s %14llu avg: %6llu\n", "bp logical:", 4136fa9e4066Sahrens (u_longlong_t)tzb->zb_lsize, 4137fa9e4066Sahrens (u_longlong_t)(tzb->zb_lsize / tzb->zb_count)); 4138663207adSDon Brady (void) printf("\t%-16s %14llu avg: %6llu compression: %6.2f\n", 4139663207adSDon Brady "bp physical:", (u_longlong_t)tzb->zb_psize, 4140fa9e4066Sahrens (u_longlong_t)(tzb->zb_psize / tzb->zb_count), 4141fa9e4066Sahrens (double)tzb->zb_lsize / tzb->zb_psize); 4142663207adSDon Brady (void) printf("\t%-16s %14llu avg: %6llu compression: %6.2f\n", 4143663207adSDon Brady "bp allocated:", (u_longlong_t)tzb->zb_asize, 4144fa9e4066Sahrens (u_longlong_t)(tzb->zb_asize / tzb->zb_count), 4145fa9e4066Sahrens (double)tzb->zb_lsize / tzb->zb_asize); 4146663207adSDon Brady (void) printf("\t%-16s %14llu ref>1: %6llu deduplication: %6.2f\n", 4147663207adSDon Brady "bp deduped:", (u_longlong_t)zcb.zcb_dedup_asize, 4148b24ab676SJeff Bonwick (u_longlong_t)zcb.zcb_dedup_blocks, 4149b24ab676SJeff Bonwick (double)zcb.zcb_dedup_asize / tzb->zb_asize + 1.0); 4150663207adSDon Brady (void) printf("\t%-16s %14llu used: %5.2f%%\n", "Normal class:", 4151b24ab676SJeff Bonwick (u_longlong_t)norm_alloc, 100.0 * norm_alloc / norm_space); 4152fa9e4066Sahrens 4153663207adSDon Brady if (spa_special_class(spa)->mc_rotor != NULL) { 4154663207adSDon Brady uint64_t alloc = metaslab_class_get_alloc( 4155663207adSDon Brady spa_special_class(spa)); 4156663207adSDon Brady uint64_t space = metaslab_class_get_space( 4157663207adSDon Brady spa_special_class(spa)); 4158663207adSDon Brady 4159663207adSDon Brady (void) printf("\t%-16s %14llu used: %5.2f%%\n", 4160663207adSDon Brady "Special class", (u_longlong_t)alloc, 4161663207adSDon Brady 100.0 * alloc / space); 4162663207adSDon Brady } 4163663207adSDon Brady 4164663207adSDon Brady if (spa_dedup_class(spa)->mc_rotor != NULL) { 4165663207adSDon Brady uint64_t alloc = metaslab_class_get_alloc( 4166663207adSDon Brady spa_dedup_class(spa)); 4167663207adSDon Brady uint64_t space = metaslab_class_get_space( 4168663207adSDon Brady spa_dedup_class(spa)); 4169663207adSDon Brady 4170663207adSDon Brady (void) printf("\t%-16s %14llu used: %5.2f%%\n", 4171663207adSDon Brady "Dedup class", (u_longlong_t)alloc, 4172663207adSDon Brady 100.0 * alloc / space); 4173663207adSDon Brady } 4174663207adSDon Brady 41755d7b4d43SMatthew Ahrens for (bp_embedded_type_t i = 0; i < NUM_BP_EMBEDDED_TYPES; i++) { 41765d7b4d43SMatthew Ahrens if (zcb.zcb_embedded_blocks[i] == 0) 41775d7b4d43SMatthew Ahrens continue; 41785d7b4d43SMatthew Ahrens (void) printf("\n"); 41795d7b4d43SMatthew Ahrens (void) printf("\tadditional, non-pointer bps of type %u: " 41805d7b4d43SMatthew Ahrens "%10llu\n", 41815d7b4d43SMatthew Ahrens i, (u_longlong_t)zcb.zcb_embedded_blocks[i]); 41825d7b4d43SMatthew Ahrens 41835d7b4d43SMatthew Ahrens if (dump_opt['b'] >= 3) { 41845d7b4d43SMatthew Ahrens (void) printf("\t number of (compressed) bytes: " 41855d7b4d43SMatthew Ahrens "number of bps\n"); 41865d7b4d43SMatthew Ahrens dump_histogram(zcb.zcb_embedded_histogram[i], 41875d7b4d43SMatthew Ahrens sizeof (zcb.zcb_embedded_histogram[i]) / 41885d7b4d43SMatthew Ahrens sizeof (zcb.zcb_embedded_histogram[i][0]), 0); 41895d7b4d43SMatthew Ahrens } 41905d7b4d43SMatthew Ahrens } 41915d7b4d43SMatthew Ahrens 4192d5ee8a13SMatthew Ahrens if (tzb->zb_ditto_samevdev != 0) { 4193d5ee8a13SMatthew Ahrens (void) printf("\tDittoed blocks on same vdev: %llu\n", 4194d5ee8a13SMatthew Ahrens (longlong_t)tzb->zb_ditto_samevdev); 4195d5ee8a13SMatthew Ahrens } 4196663207adSDon Brady if (tzb->zb_ditto_same_ms != 0) { 4197663207adSDon Brady (void) printf("\tDittoed blocks in same metaslab: %llu\n", 4198663207adSDon Brady (longlong_t)tzb->zb_ditto_same_ms); 4199663207adSDon Brady } 4200d5ee8a13SMatthew Ahrens 42015cabbc6bSPrashanth Sreenivasa for (uint64_t v = 0; v < spa->spa_root_vdev->vdev_children; v++) { 42025cabbc6bSPrashanth Sreenivasa vdev_t *vd = spa->spa_root_vdev->vdev_child[v]; 42035cabbc6bSPrashanth Sreenivasa vdev_indirect_mapping_t *vim = vd->vdev_indirect_mapping; 42045cabbc6bSPrashanth Sreenivasa 42055cabbc6bSPrashanth Sreenivasa if (vim == NULL) { 42065cabbc6bSPrashanth Sreenivasa continue; 42075cabbc6bSPrashanth Sreenivasa } 42085cabbc6bSPrashanth Sreenivasa 42095cabbc6bSPrashanth Sreenivasa char mem[32]; 42105cabbc6bSPrashanth Sreenivasa zdb_nicenum(vdev_indirect_mapping_num_entries(vim), 42115cabbc6bSPrashanth Sreenivasa mem, vdev_indirect_mapping_size(vim)); 42125cabbc6bSPrashanth Sreenivasa 42135cabbc6bSPrashanth Sreenivasa (void) printf("\tindirect vdev id %llu has %llu segments " 42145cabbc6bSPrashanth Sreenivasa "(%s in memory)\n", 42155cabbc6bSPrashanth Sreenivasa (longlong_t)vd->vdev_id, 42165cabbc6bSPrashanth Sreenivasa (longlong_t)vdev_indirect_mapping_num_entries(vim), mem); 42175cabbc6bSPrashanth Sreenivasa } 42185cabbc6bSPrashanth Sreenivasa 4219fa9e4066Sahrens if (dump_opt['b'] >= 2) { 4220fa9e4066Sahrens int l, t, level; 4221fa9e4066Sahrens (void) printf("\nBlocks\tLSIZE\tPSIZE\tASIZE" 4222fa9e4066Sahrens "\t avg\t comp\t%%Total\tType\n"); 4223fa9e4066Sahrens 4224b24ab676SJeff Bonwick for (t = 0; t <= ZDB_OT_TOTAL; t++) { 42253f9d6ad7SLin Ling char csize[32], lsize[32], psize[32], asize[32]; 4226d5ee8a13SMatthew Ahrens char avg[32], gang[32]; 42273f7978d0SAlan Somers const char *typename; 4228fa9e4066Sahrens 42290a055120SJason King /* make sure nicenum has enough space */ 42300a055120SJason King CTASSERT(sizeof (csize) >= NN_NUMBUF_SZ); 42310a055120SJason King CTASSERT(sizeof (lsize) >= NN_NUMBUF_SZ); 42320a055120SJason King CTASSERT(sizeof (psize) >= NN_NUMBUF_SZ); 42330a055120SJason King CTASSERT(sizeof (asize) >= NN_NUMBUF_SZ); 42340a055120SJason King CTASSERT(sizeof (avg) >= NN_NUMBUF_SZ); 42350a055120SJason King CTASSERT(sizeof (gang) >= NN_NUMBUF_SZ); 42360a055120SJason King 4237b24ab676SJeff Bonwick if (t < DMU_OT_NUMTYPES) 4238b24ab676SJeff Bonwick typename = dmu_ot[t].ot_name; 4239b24ab676SJeff Bonwick else 4240b24ab676SJeff Bonwick typename = zdb_ot_extname[t - DMU_OT_NUMTYPES]; 4241fa9e4066Sahrens 4242fa9e4066Sahrens if (zcb.zcb_type[ZB_TOTAL][t].zb_asize == 0) { 4243fa9e4066Sahrens (void) printf("%6s\t%5s\t%5s\t%5s" 4244fa9e4066Sahrens "\t%5s\t%5s\t%6s\t%s\n", 4245fa9e4066Sahrens "-", 4246fa9e4066Sahrens "-", 4247fa9e4066Sahrens "-", 4248fa9e4066Sahrens "-", 4249fa9e4066Sahrens "-", 4250fa9e4066Sahrens "-", 4251fa9e4066Sahrens "-", 4252fa9e4066Sahrens typename); 4253fa9e4066Sahrens continue; 4254fa9e4066Sahrens } 4255fa9e4066Sahrens 4256fa9e4066Sahrens for (l = ZB_TOTAL - 1; l >= -1; l--) { 4257fa9e4066Sahrens level = (l == -1 ? ZB_TOTAL : l); 4258fa9e4066Sahrens zb = &zcb.zcb_type[level][t]; 4259fa9e4066Sahrens 4260fa9e4066Sahrens if (zb->zb_asize == 0) 4261fa9e4066Sahrens continue; 4262fa9e4066Sahrens 4263fa9e4066Sahrens if (dump_opt['b'] < 3 && level != ZB_TOTAL) 4264fa9e4066Sahrens continue; 4265fa9e4066Sahrens 4266fa9e4066Sahrens if (level == 0 && zb->zb_asize == 4267fa9e4066Sahrens zcb.zcb_type[ZB_TOTAL][t].zb_asize) 4268fa9e4066Sahrens continue; 4269fa9e4066Sahrens 42700a055120SJason King zdb_nicenum(zb->zb_count, csize, 42710a055120SJason King sizeof (csize)); 42720a055120SJason King zdb_nicenum(zb->zb_lsize, lsize, 42730a055120SJason King sizeof (lsize)); 42740a055120SJason King zdb_nicenum(zb->zb_psize, psize, 42750a055120SJason King sizeof (psize)); 42760a055120SJason King zdb_nicenum(zb->zb_asize, asize, 42770a055120SJason King sizeof (asize)); 42780a055120SJason King zdb_nicenum(zb->zb_asize / zb->zb_count, avg, 42790a055120SJason King sizeof (avg)); 42800a055120SJason King zdb_nicenum(zb->zb_gangs, gang, sizeof (gang)); 4281fa9e4066Sahrens 4282fa9e4066Sahrens (void) printf("%6s\t%5s\t%5s\t%5s\t%5s" 4283fa9e4066Sahrens "\t%5.2f\t%6.2f\t", 4284fa9e4066Sahrens csize, lsize, psize, asize, avg, 4285fa9e4066Sahrens (double)zb->zb_lsize / zb->zb_psize, 4286fa9e4066Sahrens 100.0 * zb->zb_asize / tzb->zb_asize); 4287fa9e4066Sahrens 4288fa9e4066Sahrens if (level == ZB_TOTAL) 4289fa9e4066Sahrens (void) printf("%s\n", typename); 4290fa9e4066Sahrens else 4291fa9e4066Sahrens (void) printf(" L%d %s\n", 4292fa9e4066Sahrens level, typename); 4293490d05b9SMatthew Ahrens 4294d5ee8a13SMatthew Ahrens if (dump_opt['b'] >= 3 && zb->zb_gangs > 0) { 4295d5ee8a13SMatthew Ahrens (void) printf("\t number of ganged " 4296d5ee8a13SMatthew Ahrens "blocks: %s\n", gang); 4297d5ee8a13SMatthew Ahrens } 4298d5ee8a13SMatthew Ahrens 4299490d05b9SMatthew Ahrens if (dump_opt['b'] >= 4) { 4300490d05b9SMatthew Ahrens (void) printf("psize " 4301490d05b9SMatthew Ahrens "(in 512-byte sectors): " 4302490d05b9SMatthew Ahrens "number of blocks\n"); 4303490d05b9SMatthew Ahrens dump_histogram(zb->zb_psize_histogram, 43040713e232SGeorge Wilson PSIZE_HISTO_SIZE, 0); 4305490d05b9SMatthew Ahrens } 4306fa9e4066Sahrens } 4307fa9e4066Sahrens } 4308fa9e4066Sahrens } 4309fa9e4066Sahrens 4310fa9e4066Sahrens (void) printf("\n"); 4311fa9e4066Sahrens 4312fa9e4066Sahrens if (leaks) 4313fa9e4066Sahrens return (2); 4314fa9e4066Sahrens 4315fa9e4066Sahrens if (zcb.zcb_haderrors) 4316fa9e4066Sahrens return (3); 4317fa9e4066Sahrens 4318fa9e4066Sahrens return (0); 4319fa9e4066Sahrens } 4320fa9e4066Sahrens 4321b24ab676SJeff Bonwick typedef struct zdb_ddt_entry { 4322b24ab676SJeff Bonwick ddt_key_t zdde_key; 4323b24ab676SJeff Bonwick uint64_t zdde_ref_blocks; 4324b24ab676SJeff Bonwick uint64_t zdde_ref_lsize; 4325b24ab676SJeff Bonwick uint64_t zdde_ref_psize; 4326b24ab676SJeff Bonwick uint64_t zdde_ref_dsize; 4327b24ab676SJeff Bonwick avl_node_t zdde_node; 4328b24ab676SJeff Bonwick } zdb_ddt_entry_t; 4329b24ab676SJeff Bonwick 4330b24ab676SJeff Bonwick /* ARGSUSED */ 4331b24ab676SJeff Bonwick static int 4332b24ab676SJeff Bonwick zdb_ddt_add_cb(spa_t *spa, zilog_t *zilog, const blkptr_t *bp, 43337802d7bfSMatthew Ahrens const zbookmark_phys_t *zb, const dnode_phys_t *dnp, void *arg) 4334b24ab676SJeff Bonwick { 4335b24ab676SJeff Bonwick avl_tree_t *t = arg; 4336b24ab676SJeff Bonwick avl_index_t where; 4337b24ab676SJeff Bonwick zdb_ddt_entry_t *zdde, zdde_search; 4338b24ab676SJeff Bonwick 4339a2cdcdd2SPaul Dagnelie if (bp == NULL || BP_IS_HOLE(bp) || BP_IS_EMBEDDED(bp)) 4340b24ab676SJeff Bonwick return (0); 4341b24ab676SJeff Bonwick 4342b24ab676SJeff Bonwick if (dump_opt['S'] > 1 && zb->zb_level == ZB_ROOT_LEVEL) { 4343b24ab676SJeff Bonwick (void) printf("traversing objset %llu, %llu objects, " 4344b24ab676SJeff Bonwick "%lu blocks so far\n", 4345b24ab676SJeff Bonwick (u_longlong_t)zb->zb_objset, 43465d7b4d43SMatthew Ahrens (u_longlong_t)BP_GET_FILL(bp), 4347b24ab676SJeff Bonwick avl_numnodes(t)); 4348b24ab676SJeff Bonwick } 4349b24ab676SJeff Bonwick 4350bbfd46c4SJeff Bonwick if (BP_IS_HOLE(bp) || BP_GET_CHECKSUM(bp) == ZIO_CHECKSUM_OFF || 4351ad135b5dSChristopher Siden BP_GET_LEVEL(bp) > 0 || DMU_OT_IS_METADATA(BP_GET_TYPE(bp))) 4352b24ab676SJeff Bonwick return (0); 4353b24ab676SJeff Bonwick 4354b24ab676SJeff Bonwick ddt_key_fill(&zdde_search.zdde_key, bp); 4355b24ab676SJeff Bonwick 4356b24ab676SJeff Bonwick zdde = avl_find(t, &zdde_search, &where); 4357b24ab676SJeff Bonwick 4358b24ab676SJeff Bonwick if (zdde == NULL) { 4359b24ab676SJeff Bonwick zdde = umem_zalloc(sizeof (*zdde), UMEM_NOFAIL); 4360b24ab676SJeff Bonwick zdde->zdde_key = zdde_search.zdde_key; 4361b24ab676SJeff Bonwick avl_insert(t, zdde, where); 4362b24ab676SJeff Bonwick } 4363b24ab676SJeff Bonwick 4364b24ab676SJeff Bonwick zdde->zdde_ref_blocks += 1; 4365b24ab676SJeff Bonwick zdde->zdde_ref_lsize += BP_GET_LSIZE(bp); 4366b24ab676SJeff Bonwick zdde->zdde_ref_psize += BP_GET_PSIZE(bp); 4367b24ab676SJeff Bonwick zdde->zdde_ref_dsize += bp_get_dsize_sync(spa, bp); 4368b24ab676SJeff Bonwick 4369b24ab676SJeff Bonwick return (0); 4370b24ab676SJeff Bonwick } 4371b24ab676SJeff Bonwick 4372b24ab676SJeff Bonwick static void 4373b24ab676SJeff Bonwick dump_simulated_ddt(spa_t *spa) 4374b24ab676SJeff Bonwick { 4375b24ab676SJeff Bonwick avl_tree_t t; 4376b24ab676SJeff Bonwick void *cookie = NULL; 4377b24ab676SJeff Bonwick zdb_ddt_entry_t *zdde; 43783f7978d0SAlan Somers ddt_histogram_t ddh_total; 43793f7978d0SAlan Somers ddt_stat_t dds_total; 4380b24ab676SJeff Bonwick 43813f7978d0SAlan Somers bzero(&ddh_total, sizeof (ddh_total)); 43823f7978d0SAlan Somers bzero(&dds_total, sizeof (dds_total)); 4383b24ab676SJeff Bonwick avl_create(&t, ddt_entry_compare, 4384b24ab676SJeff Bonwick sizeof (zdb_ddt_entry_t), offsetof(zdb_ddt_entry_t, zdde_node)); 4385b24ab676SJeff Bonwick 4386b24ab676SJeff Bonwick spa_config_enter(spa, SCL_CONFIG, FTAG, RW_READER); 4387b24ab676SJeff Bonwick 4388eb633035STom Caputi (void) traverse_pool(spa, 0, TRAVERSE_PRE | TRAVERSE_PREFETCH_METADATA | 4389eb633035STom Caputi TRAVERSE_NO_DECRYPT, zdb_ddt_add_cb, &t); 4390b24ab676SJeff Bonwick 4391b24ab676SJeff Bonwick spa_config_exit(spa, SCL_CONFIG, FTAG); 4392b24ab676SJeff Bonwick 4393b24ab676SJeff Bonwick while ((zdde = avl_destroy_nodes(&t, &cookie)) != NULL) { 4394b24ab676SJeff Bonwick ddt_stat_t dds; 4395b24ab676SJeff Bonwick uint64_t refcnt = zdde->zdde_ref_blocks; 4396b24ab676SJeff Bonwick ASSERT(refcnt != 0); 4397b24ab676SJeff Bonwick 4398b24ab676SJeff Bonwick dds.dds_blocks = zdde->zdde_ref_blocks / refcnt; 4399b24ab676SJeff Bonwick dds.dds_lsize = zdde->zdde_ref_lsize / refcnt; 4400b24ab676SJeff Bonwick dds.dds_psize = zdde->zdde_ref_psize / refcnt; 4401b24ab676SJeff Bonwick dds.dds_dsize = zdde->zdde_ref_dsize / refcnt; 4402b24ab676SJeff Bonwick 4403b24ab676SJeff Bonwick dds.dds_ref_blocks = zdde->zdde_ref_blocks; 4404b24ab676SJeff Bonwick dds.dds_ref_lsize = zdde->zdde_ref_lsize; 4405b24ab676SJeff Bonwick dds.dds_ref_psize = zdde->zdde_ref_psize; 4406b24ab676SJeff Bonwick dds.dds_ref_dsize = zdde->zdde_ref_dsize; 4407b24ab676SJeff Bonwick 4408bf16b11eSMatthew Ahrens ddt_stat_add(&ddh_total.ddh_stat[highbit64(refcnt) - 1], 4409bf16b11eSMatthew Ahrens &dds, 0); 4410b24ab676SJeff Bonwick 4411b24ab676SJeff Bonwick umem_free(zdde, sizeof (*zdde)); 4412b24ab676SJeff Bonwick } 4413b24ab676SJeff Bonwick 4414b24ab676SJeff Bonwick avl_destroy(&t); 4415b24ab676SJeff Bonwick 4416b24ab676SJeff Bonwick ddt_histogram_stat(&dds_total, &ddh_total); 4417b24ab676SJeff Bonwick 4418b24ab676SJeff Bonwick (void) printf("Simulated DDT histogram:\n"); 4419b24ab676SJeff Bonwick 44209eb19f4dSGeorge Wilson zpool_dump_ddt(&dds_total, &ddh_total); 4421b24ab676SJeff Bonwick 4422b24ab676SJeff Bonwick dump_dedup_ratio(&dds_total); 4423b24ab676SJeff Bonwick } 4424b24ab676SJeff Bonwick 44255cabbc6bSPrashanth Sreenivasa static int 44265cabbc6bSPrashanth Sreenivasa verify_device_removal_feature_counts(spa_t *spa) 44275cabbc6bSPrashanth Sreenivasa { 44285cabbc6bSPrashanth Sreenivasa uint64_t dr_feature_refcount = 0; 44295cabbc6bSPrashanth Sreenivasa uint64_t oc_feature_refcount = 0; 44305cabbc6bSPrashanth Sreenivasa uint64_t indirect_vdev_count = 0; 44315cabbc6bSPrashanth Sreenivasa uint64_t precise_vdev_count = 0; 44325cabbc6bSPrashanth Sreenivasa uint64_t obsolete_counts_object_count = 0; 44335cabbc6bSPrashanth Sreenivasa uint64_t obsolete_sm_count = 0; 44345cabbc6bSPrashanth Sreenivasa uint64_t obsolete_counts_count = 0; 44355cabbc6bSPrashanth Sreenivasa uint64_t scip_count = 0; 44365cabbc6bSPrashanth Sreenivasa uint64_t obsolete_bpobj_count = 0; 44375cabbc6bSPrashanth Sreenivasa int ret = 0; 44385cabbc6bSPrashanth Sreenivasa 44395cabbc6bSPrashanth Sreenivasa spa_condensing_indirect_phys_t *scip = 44405cabbc6bSPrashanth Sreenivasa &spa->spa_condensing_indirect_phys; 44415cabbc6bSPrashanth Sreenivasa if (scip->scip_next_mapping_object != 0) { 44425cabbc6bSPrashanth Sreenivasa vdev_t *vd = spa->spa_root_vdev->vdev_child[scip->scip_vdev]; 44435cabbc6bSPrashanth Sreenivasa ASSERT(scip->scip_prev_obsolete_sm_object != 0); 44445cabbc6bSPrashanth Sreenivasa ASSERT3P(vd->vdev_ops, ==, &vdev_indirect_ops); 44455cabbc6bSPrashanth Sreenivasa 44465cabbc6bSPrashanth Sreenivasa (void) printf("Condensing indirect vdev %llu: new mapping " 44475cabbc6bSPrashanth Sreenivasa "object %llu, prev obsolete sm %llu\n", 44485cabbc6bSPrashanth Sreenivasa (u_longlong_t)scip->scip_vdev, 44495cabbc6bSPrashanth Sreenivasa (u_longlong_t)scip->scip_next_mapping_object, 44505cabbc6bSPrashanth Sreenivasa (u_longlong_t)scip->scip_prev_obsolete_sm_object); 44515cabbc6bSPrashanth Sreenivasa if (scip->scip_prev_obsolete_sm_object != 0) { 44525cabbc6bSPrashanth Sreenivasa space_map_t *prev_obsolete_sm = NULL; 44535cabbc6bSPrashanth Sreenivasa VERIFY0(space_map_open(&prev_obsolete_sm, 44545cabbc6bSPrashanth Sreenivasa spa->spa_meta_objset, 44555cabbc6bSPrashanth Sreenivasa scip->scip_prev_obsolete_sm_object, 44565cabbc6bSPrashanth Sreenivasa 0, vd->vdev_asize, 0)); 44575cabbc6bSPrashanth Sreenivasa dump_spacemap(spa->spa_meta_objset, prev_obsolete_sm); 44585cabbc6bSPrashanth Sreenivasa (void) printf("\n"); 44595cabbc6bSPrashanth Sreenivasa space_map_close(prev_obsolete_sm); 44605cabbc6bSPrashanth Sreenivasa } 44615cabbc6bSPrashanth Sreenivasa 44625cabbc6bSPrashanth Sreenivasa scip_count += 2; 44635cabbc6bSPrashanth Sreenivasa } 44645cabbc6bSPrashanth Sreenivasa 44655cabbc6bSPrashanth Sreenivasa for (uint64_t i = 0; i < spa->spa_root_vdev->vdev_children; i++) { 44665cabbc6bSPrashanth Sreenivasa vdev_t *vd = spa->spa_root_vdev->vdev_child[i]; 44675cabbc6bSPrashanth Sreenivasa vdev_indirect_config_t *vic = &vd->vdev_indirect_config; 44685cabbc6bSPrashanth Sreenivasa 44695cabbc6bSPrashanth Sreenivasa if (vic->vic_mapping_object != 0) { 44705cabbc6bSPrashanth Sreenivasa ASSERT(vd->vdev_ops == &vdev_indirect_ops || 44715cabbc6bSPrashanth Sreenivasa vd->vdev_removing); 44725cabbc6bSPrashanth Sreenivasa indirect_vdev_count++; 44735cabbc6bSPrashanth Sreenivasa 44745cabbc6bSPrashanth Sreenivasa if (vd->vdev_indirect_mapping->vim_havecounts) { 44755cabbc6bSPrashanth Sreenivasa obsolete_counts_count++; 44765cabbc6bSPrashanth Sreenivasa } 44775cabbc6bSPrashanth Sreenivasa } 44785cabbc6bSPrashanth Sreenivasa if (vdev_obsolete_counts_are_precise(vd)) { 44795cabbc6bSPrashanth Sreenivasa ASSERT(vic->vic_mapping_object != 0); 44805cabbc6bSPrashanth Sreenivasa precise_vdev_count++; 44815cabbc6bSPrashanth Sreenivasa } 44825cabbc6bSPrashanth Sreenivasa if (vdev_obsolete_sm_object(vd) != 0) { 44835cabbc6bSPrashanth Sreenivasa ASSERT(vic->vic_mapping_object != 0); 44845cabbc6bSPrashanth Sreenivasa obsolete_sm_count++; 44855cabbc6bSPrashanth Sreenivasa } 44865cabbc6bSPrashanth Sreenivasa } 44875cabbc6bSPrashanth Sreenivasa 44885cabbc6bSPrashanth Sreenivasa (void) feature_get_refcount(spa, 44895cabbc6bSPrashanth Sreenivasa &spa_feature_table[SPA_FEATURE_DEVICE_REMOVAL], 44905cabbc6bSPrashanth Sreenivasa &dr_feature_refcount); 44915cabbc6bSPrashanth Sreenivasa (void) feature_get_refcount(spa, 44925cabbc6bSPrashanth Sreenivasa &spa_feature_table[SPA_FEATURE_OBSOLETE_COUNTS], 44935cabbc6bSPrashanth Sreenivasa &oc_feature_refcount); 44945cabbc6bSPrashanth Sreenivasa 44955cabbc6bSPrashanth Sreenivasa if (dr_feature_refcount != indirect_vdev_count) { 44965cabbc6bSPrashanth Sreenivasa ret = 1; 44975cabbc6bSPrashanth Sreenivasa (void) printf("Number of indirect vdevs (%llu) " \ 44985cabbc6bSPrashanth Sreenivasa "does not match feature count (%llu)\n", 44995cabbc6bSPrashanth Sreenivasa (u_longlong_t)indirect_vdev_count, 45005cabbc6bSPrashanth Sreenivasa (u_longlong_t)dr_feature_refcount); 45015cabbc6bSPrashanth Sreenivasa } else { 45025cabbc6bSPrashanth Sreenivasa (void) printf("Verified device_removal feature refcount " \ 45035cabbc6bSPrashanth Sreenivasa "of %llu is correct\n", 45045cabbc6bSPrashanth Sreenivasa (u_longlong_t)dr_feature_refcount); 45055cabbc6bSPrashanth Sreenivasa } 45065cabbc6bSPrashanth Sreenivasa 45075cabbc6bSPrashanth Sreenivasa if (zap_contains(spa_meta_objset(spa), DMU_POOL_DIRECTORY_OBJECT, 45085cabbc6bSPrashanth Sreenivasa DMU_POOL_OBSOLETE_BPOBJ) == 0) { 45095cabbc6bSPrashanth Sreenivasa obsolete_bpobj_count++; 45105cabbc6bSPrashanth Sreenivasa } 45115cabbc6bSPrashanth Sreenivasa 45125cabbc6bSPrashanth Sreenivasa 45135cabbc6bSPrashanth Sreenivasa obsolete_counts_object_count = precise_vdev_count; 45145cabbc6bSPrashanth Sreenivasa obsolete_counts_object_count += obsolete_sm_count; 45155cabbc6bSPrashanth Sreenivasa obsolete_counts_object_count += obsolete_counts_count; 45165cabbc6bSPrashanth Sreenivasa obsolete_counts_object_count += scip_count; 45175cabbc6bSPrashanth Sreenivasa obsolete_counts_object_count += obsolete_bpobj_count; 45185cabbc6bSPrashanth Sreenivasa obsolete_counts_object_count += remap_deadlist_count; 45195cabbc6bSPrashanth Sreenivasa 45205cabbc6bSPrashanth Sreenivasa if (oc_feature_refcount != obsolete_counts_object_count) { 45215cabbc6bSPrashanth Sreenivasa ret = 1; 45225cabbc6bSPrashanth Sreenivasa (void) printf("Number of obsolete counts objects (%llu) " \ 45235cabbc6bSPrashanth Sreenivasa "does not match feature count (%llu)\n", 45245cabbc6bSPrashanth Sreenivasa (u_longlong_t)obsolete_counts_object_count, 45255cabbc6bSPrashanth Sreenivasa (u_longlong_t)oc_feature_refcount); 45265cabbc6bSPrashanth Sreenivasa (void) printf("pv:%llu os:%llu oc:%llu sc:%llu " 45275cabbc6bSPrashanth Sreenivasa "ob:%llu rd:%llu\n", 45285cabbc6bSPrashanth Sreenivasa (u_longlong_t)precise_vdev_count, 45295cabbc6bSPrashanth Sreenivasa (u_longlong_t)obsolete_sm_count, 45305cabbc6bSPrashanth Sreenivasa (u_longlong_t)obsolete_counts_count, 45315cabbc6bSPrashanth Sreenivasa (u_longlong_t)scip_count, 45325cabbc6bSPrashanth Sreenivasa (u_longlong_t)obsolete_bpobj_count, 45335cabbc6bSPrashanth Sreenivasa (u_longlong_t)remap_deadlist_count); 45345cabbc6bSPrashanth Sreenivasa } else { 45355cabbc6bSPrashanth Sreenivasa (void) printf("Verified indirect_refcount feature refcount " \ 45365cabbc6bSPrashanth Sreenivasa "of %llu is correct\n", 45375cabbc6bSPrashanth Sreenivasa (u_longlong_t)oc_feature_refcount); 45385cabbc6bSPrashanth Sreenivasa } 45395cabbc6bSPrashanth Sreenivasa return (ret); 45405cabbc6bSPrashanth Sreenivasa } 45415cabbc6bSPrashanth Sreenivasa 4542e0f1c0afSOlaf Faaland static void 4543e0f1c0afSOlaf Faaland zdb_set_skip_mmp(char *target) 4544e0f1c0afSOlaf Faaland { 4545e0f1c0afSOlaf Faaland spa_t *spa; 4546e0f1c0afSOlaf Faaland 4547e0f1c0afSOlaf Faaland /* 4548e0f1c0afSOlaf Faaland * Disable the activity check to allow examination of 4549e0f1c0afSOlaf Faaland * active pools. 4550e0f1c0afSOlaf Faaland */ 4551e0f1c0afSOlaf Faaland mutex_enter(&spa_namespace_lock); 4552e0f1c0afSOlaf Faaland if ((spa = spa_lookup(target)) != NULL) { 4553e0f1c0afSOlaf Faaland spa->spa_import_flags |= ZFS_IMPORT_SKIP_MMP; 4554e0f1c0afSOlaf Faaland } 4555e0f1c0afSOlaf Faaland mutex_exit(&spa_namespace_lock); 4556e0f1c0afSOlaf Faaland } 4557e0f1c0afSOlaf Faaland 455886714001SSerapheim Dimitropoulos #define BOGUS_SUFFIX "_CHECKPOINTED_UNIVERSE" 455986714001SSerapheim Dimitropoulos /* 456086714001SSerapheim Dimitropoulos * Import the checkpointed state of the pool specified by the target 456186714001SSerapheim Dimitropoulos * parameter as readonly. The function also accepts a pool config 456286714001SSerapheim Dimitropoulos * as an optional parameter, else it attempts to infer the config by 456386714001SSerapheim Dimitropoulos * the name of the target pool. 456486714001SSerapheim Dimitropoulos * 456586714001SSerapheim Dimitropoulos * Note that the checkpointed state's pool name will be the name of 456686714001SSerapheim Dimitropoulos * the original pool with the above suffix appened to it. In addition, 456786714001SSerapheim Dimitropoulos * if the target is not a pool name (e.g. a path to a dataset) then 456886714001SSerapheim Dimitropoulos * the new_path parameter is populated with the updated path to 456986714001SSerapheim Dimitropoulos * reflect the fact that we are looking into the checkpointed state. 457086714001SSerapheim Dimitropoulos * 457186714001SSerapheim Dimitropoulos * The function returns a newly-allocated copy of the name of the 457286714001SSerapheim Dimitropoulos * pool containing the checkpointed state. When this copy is no 457386714001SSerapheim Dimitropoulos * longer needed it should be freed with free(3C). Same thing 457486714001SSerapheim Dimitropoulos * applies to the new_path parameter if allocated. 457586714001SSerapheim Dimitropoulos */ 457686714001SSerapheim Dimitropoulos static char * 457786714001SSerapheim Dimitropoulos import_checkpointed_state(char *target, nvlist_t *cfg, char **new_path) 457886714001SSerapheim Dimitropoulos { 457986714001SSerapheim Dimitropoulos int error = 0; 458086714001SSerapheim Dimitropoulos char *poolname, *bogus_name; 458186714001SSerapheim Dimitropoulos 458286714001SSerapheim Dimitropoulos /* If the target is not a pool, the extract the pool name */ 458386714001SSerapheim Dimitropoulos char *path_start = strchr(target, '/'); 458486714001SSerapheim Dimitropoulos if (path_start != NULL) { 458586714001SSerapheim Dimitropoulos size_t poolname_len = path_start - target; 458686714001SSerapheim Dimitropoulos poolname = strndup(target, poolname_len); 458786714001SSerapheim Dimitropoulos } else { 458886714001SSerapheim Dimitropoulos poolname = target; 458986714001SSerapheim Dimitropoulos } 459086714001SSerapheim Dimitropoulos 459186714001SSerapheim Dimitropoulos if (cfg == NULL) { 4592e0f1c0afSOlaf Faaland zdb_set_skip_mmp(poolname); 459386714001SSerapheim Dimitropoulos error = spa_get_stats(poolname, &cfg, NULL, 0); 459486714001SSerapheim Dimitropoulos if (error != 0) { 459586714001SSerapheim Dimitropoulos fatal("Tried to read config of pool \"%s\" but " 459686714001SSerapheim Dimitropoulos "spa_get_stats() failed with error %d\n", 459786714001SSerapheim Dimitropoulos poolname, error); 459886714001SSerapheim Dimitropoulos } 459986714001SSerapheim Dimitropoulos } 460086714001SSerapheim Dimitropoulos 460186714001SSerapheim Dimitropoulos (void) asprintf(&bogus_name, "%s%s", poolname, BOGUS_SUFFIX); 460286714001SSerapheim Dimitropoulos fnvlist_add_string(cfg, ZPOOL_CONFIG_POOL_NAME, bogus_name); 460386714001SSerapheim Dimitropoulos 460486714001SSerapheim Dimitropoulos error = spa_import(bogus_name, cfg, NULL, 4605e0f1c0afSOlaf Faaland ZFS_IMPORT_MISSING_LOG | ZFS_IMPORT_CHECKPOINT | 4606e0f1c0afSOlaf Faaland ZFS_IMPORT_SKIP_MMP); 460786714001SSerapheim Dimitropoulos if (error != 0) { 460886714001SSerapheim Dimitropoulos fatal("Tried to import pool \"%s\" but spa_import() failed " 460986714001SSerapheim Dimitropoulos "with error %d\n", bogus_name, error); 461086714001SSerapheim Dimitropoulos } 461186714001SSerapheim Dimitropoulos 461286714001SSerapheim Dimitropoulos if (new_path != NULL && path_start != NULL) 461386714001SSerapheim Dimitropoulos (void) asprintf(new_path, "%s%s", bogus_name, path_start); 461486714001SSerapheim Dimitropoulos 461586714001SSerapheim Dimitropoulos if (target != poolname) 461686714001SSerapheim Dimitropoulos free(poolname); 461786714001SSerapheim Dimitropoulos 461886714001SSerapheim Dimitropoulos return (bogus_name); 461986714001SSerapheim Dimitropoulos } 462086714001SSerapheim Dimitropoulos 462186714001SSerapheim Dimitropoulos typedef struct verify_checkpoint_sm_entry_cb_arg { 462286714001SSerapheim Dimitropoulos vdev_t *vcsec_vd; 462386714001SSerapheim Dimitropoulos 462486714001SSerapheim Dimitropoulos /* the following fields are only used for printing progress */ 462586714001SSerapheim Dimitropoulos uint64_t vcsec_entryid; 462686714001SSerapheim Dimitropoulos uint64_t vcsec_num_entries; 462786714001SSerapheim Dimitropoulos } verify_checkpoint_sm_entry_cb_arg_t; 462886714001SSerapheim Dimitropoulos 462986714001SSerapheim Dimitropoulos #define ENTRIES_PER_PROGRESS_UPDATE 10000 463086714001SSerapheim Dimitropoulos 463186714001SSerapheim Dimitropoulos static int 463217f11284SSerapheim Dimitropoulos verify_checkpoint_sm_entry_cb(space_map_entry_t *sme, void *arg) 463386714001SSerapheim Dimitropoulos { 463486714001SSerapheim Dimitropoulos verify_checkpoint_sm_entry_cb_arg_t *vcsec = arg; 463586714001SSerapheim Dimitropoulos vdev_t *vd = vcsec->vcsec_vd; 463617f11284SSerapheim Dimitropoulos metaslab_t *ms = vd->vdev_ms[sme->sme_offset >> vd->vdev_ms_shift]; 463717f11284SSerapheim Dimitropoulos uint64_t end = sme->sme_offset + sme->sme_run; 463886714001SSerapheim Dimitropoulos 463917f11284SSerapheim Dimitropoulos ASSERT(sme->sme_type == SM_FREE); 464086714001SSerapheim Dimitropoulos 464186714001SSerapheim Dimitropoulos if ((vcsec->vcsec_entryid % ENTRIES_PER_PROGRESS_UPDATE) == 0) { 464286714001SSerapheim Dimitropoulos (void) fprintf(stderr, 464386714001SSerapheim Dimitropoulos "\rverifying vdev %llu, space map entry %llu of %llu ...", 464486714001SSerapheim Dimitropoulos (longlong_t)vd->vdev_id, 464586714001SSerapheim Dimitropoulos (longlong_t)vcsec->vcsec_entryid, 464686714001SSerapheim Dimitropoulos (longlong_t)vcsec->vcsec_num_entries); 464786714001SSerapheim Dimitropoulos } 464886714001SSerapheim Dimitropoulos vcsec->vcsec_entryid++; 464986714001SSerapheim Dimitropoulos 465086714001SSerapheim Dimitropoulos /* 465186714001SSerapheim Dimitropoulos * See comment in checkpoint_sm_exclude_entry_cb() 465286714001SSerapheim Dimitropoulos */ 465317f11284SSerapheim Dimitropoulos VERIFY3U(sme->sme_offset, >=, ms->ms_start); 465486714001SSerapheim Dimitropoulos VERIFY3U(end, <=, ms->ms_start + ms->ms_size); 465586714001SSerapheim Dimitropoulos 465686714001SSerapheim Dimitropoulos /* 465786714001SSerapheim Dimitropoulos * The entries in the vdev_checkpoint_sm should be marked as 465886714001SSerapheim Dimitropoulos * allocated in the checkpointed state of the pool, therefore 465986714001SSerapheim Dimitropoulos * their respective ms_allocateable trees should not contain them. 466086714001SSerapheim Dimitropoulos */ 466186714001SSerapheim Dimitropoulos mutex_enter(&ms->ms_lock); 4662555d674dSSerapheim Dimitropoulos range_tree_verify_not_present(ms->ms_allocatable, 4663555d674dSSerapheim Dimitropoulos sme->sme_offset, sme->sme_run); 466486714001SSerapheim Dimitropoulos mutex_exit(&ms->ms_lock); 466586714001SSerapheim Dimitropoulos 466686714001SSerapheim Dimitropoulos return (0); 466786714001SSerapheim Dimitropoulos } 466886714001SSerapheim Dimitropoulos 466986714001SSerapheim Dimitropoulos /* 467086714001SSerapheim Dimitropoulos * Verify that all segments in the vdev_checkpoint_sm are allocated 467186714001SSerapheim Dimitropoulos * according to the checkpoint's ms_sm (i.e. are not in the checkpoint's 467286714001SSerapheim Dimitropoulos * ms_allocatable). 467386714001SSerapheim Dimitropoulos * 467486714001SSerapheim Dimitropoulos * Do so by comparing the checkpoint space maps (vdev_checkpoint_sm) of 467586714001SSerapheim Dimitropoulos * each vdev in the current state of the pool to the metaslab space maps 467686714001SSerapheim Dimitropoulos * (ms_sm) of the checkpointed state of the pool. 467786714001SSerapheim Dimitropoulos * 467886714001SSerapheim Dimitropoulos * Note that the function changes the state of the ms_allocatable 467986714001SSerapheim Dimitropoulos * trees of the current spa_t. The entries of these ms_allocatable 468086714001SSerapheim Dimitropoulos * trees are cleared out and then repopulated from with the free 468186714001SSerapheim Dimitropoulos * entries of their respective ms_sm space maps. 468286714001SSerapheim Dimitropoulos */ 468386714001SSerapheim Dimitropoulos static void 468486714001SSerapheim Dimitropoulos verify_checkpoint_vdev_spacemaps(spa_t *checkpoint, spa_t *current) 468586714001SSerapheim Dimitropoulos { 468686714001SSerapheim Dimitropoulos vdev_t *ckpoint_rvd = checkpoint->spa_root_vdev; 468786714001SSerapheim Dimitropoulos vdev_t *current_rvd = current->spa_root_vdev; 468886714001SSerapheim Dimitropoulos 468986714001SSerapheim Dimitropoulos load_concrete_ms_allocatable_trees(checkpoint, SM_FREE); 469086714001SSerapheim Dimitropoulos 469186714001SSerapheim Dimitropoulos for (uint64_t c = 0; c < ckpoint_rvd->vdev_children; c++) { 469286714001SSerapheim Dimitropoulos vdev_t *ckpoint_vd = ckpoint_rvd->vdev_child[c]; 469386714001SSerapheim Dimitropoulos vdev_t *current_vd = current_rvd->vdev_child[c]; 469486714001SSerapheim Dimitropoulos 469586714001SSerapheim Dimitropoulos space_map_t *checkpoint_sm = NULL; 469686714001SSerapheim Dimitropoulos uint64_t checkpoint_sm_obj; 469786714001SSerapheim Dimitropoulos 469886714001SSerapheim Dimitropoulos if (ckpoint_vd->vdev_ops == &vdev_indirect_ops) { 469986714001SSerapheim Dimitropoulos /* 470086714001SSerapheim Dimitropoulos * Since we don't allow device removal in a pool 470186714001SSerapheim Dimitropoulos * that has a checkpoint, we expect that all removed 470286714001SSerapheim Dimitropoulos * vdevs were removed from the pool before the 470386714001SSerapheim Dimitropoulos * checkpoint. 470486714001SSerapheim Dimitropoulos */ 470586714001SSerapheim Dimitropoulos ASSERT3P(current_vd->vdev_ops, ==, &vdev_indirect_ops); 470686714001SSerapheim Dimitropoulos continue; 470786714001SSerapheim Dimitropoulos } 470886714001SSerapheim Dimitropoulos 470986714001SSerapheim Dimitropoulos /* 471086714001SSerapheim Dimitropoulos * If the checkpoint space map doesn't exist, then nothing 471186714001SSerapheim Dimitropoulos * here is checkpointed so there's nothing to verify. 471286714001SSerapheim Dimitropoulos */ 471386714001SSerapheim Dimitropoulos if (current_vd->vdev_top_zap == 0 || 471486714001SSerapheim Dimitropoulos zap_contains(spa_meta_objset(current), 471586714001SSerapheim Dimitropoulos current_vd->vdev_top_zap, 471686714001SSerapheim Dimitropoulos VDEV_TOP_ZAP_POOL_CHECKPOINT_SM) != 0) 471786714001SSerapheim Dimitropoulos continue; 471886714001SSerapheim Dimitropoulos 471986714001SSerapheim Dimitropoulos VERIFY0(zap_lookup(spa_meta_objset(current), 472086714001SSerapheim Dimitropoulos current_vd->vdev_top_zap, VDEV_TOP_ZAP_POOL_CHECKPOINT_SM, 472186714001SSerapheim Dimitropoulos sizeof (uint64_t), 1, &checkpoint_sm_obj)); 472286714001SSerapheim Dimitropoulos 472386714001SSerapheim Dimitropoulos VERIFY0(space_map_open(&checkpoint_sm, spa_meta_objset(current), 472486714001SSerapheim Dimitropoulos checkpoint_sm_obj, 0, current_vd->vdev_asize, 472586714001SSerapheim Dimitropoulos current_vd->vdev_ashift)); 472686714001SSerapheim Dimitropoulos 472786714001SSerapheim Dimitropoulos verify_checkpoint_sm_entry_cb_arg_t vcsec; 472886714001SSerapheim Dimitropoulos vcsec.vcsec_vd = ckpoint_vd; 472986714001SSerapheim Dimitropoulos vcsec.vcsec_entryid = 0; 473086714001SSerapheim Dimitropoulos vcsec.vcsec_num_entries = 473186714001SSerapheim Dimitropoulos space_map_length(checkpoint_sm) / sizeof (uint64_t); 473286714001SSerapheim Dimitropoulos VERIFY0(space_map_iterate(checkpoint_sm, 4733555d674dSSerapheim Dimitropoulos space_map_length(checkpoint_sm), 473486714001SSerapheim Dimitropoulos verify_checkpoint_sm_entry_cb, &vcsec)); 473586714001SSerapheim Dimitropoulos dump_spacemap(current->spa_meta_objset, checkpoint_sm); 473686714001SSerapheim Dimitropoulos space_map_close(checkpoint_sm); 473786714001SSerapheim Dimitropoulos } 473886714001SSerapheim Dimitropoulos 473986714001SSerapheim Dimitropoulos /* 474086714001SSerapheim Dimitropoulos * If we've added vdevs since we took the checkpoint, ensure 474186714001SSerapheim Dimitropoulos * that their checkpoint space maps are empty. 474286714001SSerapheim Dimitropoulos */ 474386714001SSerapheim Dimitropoulos if (ckpoint_rvd->vdev_children < current_rvd->vdev_children) { 474486714001SSerapheim Dimitropoulos for (uint64_t c = ckpoint_rvd->vdev_children; 474586714001SSerapheim Dimitropoulos c < current_rvd->vdev_children; c++) { 474686714001SSerapheim Dimitropoulos vdev_t *current_vd = current_rvd->vdev_child[c]; 474786714001SSerapheim Dimitropoulos ASSERT3P(current_vd->vdev_checkpoint_sm, ==, NULL); 474886714001SSerapheim Dimitropoulos } 474986714001SSerapheim Dimitropoulos } 475086714001SSerapheim Dimitropoulos 475186714001SSerapheim Dimitropoulos /* for cleaner progress output */ 475286714001SSerapheim Dimitropoulos (void) fprintf(stderr, "\n"); 475386714001SSerapheim Dimitropoulos } 475486714001SSerapheim Dimitropoulos 475586714001SSerapheim Dimitropoulos /* 475686714001SSerapheim Dimitropoulos * Verifies that all space that's allocated in the checkpoint is 475786714001SSerapheim Dimitropoulos * still allocated in the current version, by checking that everything 475886714001SSerapheim Dimitropoulos * in checkpoint's ms_allocatable (which is actually allocated, not 475986714001SSerapheim Dimitropoulos * allocatable/free) is not present in current's ms_allocatable. 476086714001SSerapheim Dimitropoulos * 476186714001SSerapheim Dimitropoulos * Note that the function changes the state of the ms_allocatable 476286714001SSerapheim Dimitropoulos * trees of both spas when called. The entries of all ms_allocatable 476386714001SSerapheim Dimitropoulos * trees are cleared out and then repopulated from their respective 476486714001SSerapheim Dimitropoulos * ms_sm space maps. In the checkpointed state we load the allocated 476586714001SSerapheim Dimitropoulos * entries, and in the current state we load the free entries. 476686714001SSerapheim Dimitropoulos */ 476786714001SSerapheim Dimitropoulos static void 476886714001SSerapheim Dimitropoulos verify_checkpoint_ms_spacemaps(spa_t *checkpoint, spa_t *current) 476986714001SSerapheim Dimitropoulos { 477086714001SSerapheim Dimitropoulos vdev_t *ckpoint_rvd = checkpoint->spa_root_vdev; 477186714001SSerapheim Dimitropoulos vdev_t *current_rvd = current->spa_root_vdev; 477286714001SSerapheim Dimitropoulos 477386714001SSerapheim Dimitropoulos load_concrete_ms_allocatable_trees(checkpoint, SM_ALLOC); 477486714001SSerapheim Dimitropoulos load_concrete_ms_allocatable_trees(current, SM_FREE); 477586714001SSerapheim Dimitropoulos 477686714001SSerapheim Dimitropoulos for (uint64_t i = 0; i < ckpoint_rvd->vdev_children; i++) { 477786714001SSerapheim Dimitropoulos vdev_t *ckpoint_vd = ckpoint_rvd->vdev_child[i]; 477886714001SSerapheim Dimitropoulos vdev_t *current_vd = current_rvd->vdev_child[i]; 477986714001SSerapheim Dimitropoulos 478086714001SSerapheim Dimitropoulos if (ckpoint_vd->vdev_ops == &vdev_indirect_ops) { 478186714001SSerapheim Dimitropoulos /* 478286714001SSerapheim Dimitropoulos * See comment in verify_checkpoint_vdev_spacemaps() 478386714001SSerapheim Dimitropoulos */ 478486714001SSerapheim Dimitropoulos ASSERT3P(current_vd->vdev_ops, ==, &vdev_indirect_ops); 478586714001SSerapheim Dimitropoulos continue; 478686714001SSerapheim Dimitropoulos } 478786714001SSerapheim Dimitropoulos 478886714001SSerapheim Dimitropoulos for (uint64_t m = 0; m < ckpoint_vd->vdev_ms_count; m++) { 478986714001SSerapheim Dimitropoulos metaslab_t *ckpoint_msp = ckpoint_vd->vdev_ms[m]; 479086714001SSerapheim Dimitropoulos metaslab_t *current_msp = current_vd->vdev_ms[m]; 479186714001SSerapheim Dimitropoulos 479286714001SSerapheim Dimitropoulos (void) fprintf(stderr, 479386714001SSerapheim Dimitropoulos "\rverifying vdev %llu of %llu, " 479486714001SSerapheim Dimitropoulos "metaslab %llu of %llu ...", 479586714001SSerapheim Dimitropoulos (longlong_t)current_vd->vdev_id, 479686714001SSerapheim Dimitropoulos (longlong_t)current_rvd->vdev_children, 479786714001SSerapheim Dimitropoulos (longlong_t)current_vd->vdev_ms[m]->ms_id, 479886714001SSerapheim Dimitropoulos (longlong_t)current_vd->vdev_ms_count); 479986714001SSerapheim Dimitropoulos 480086714001SSerapheim Dimitropoulos /* 480186714001SSerapheim Dimitropoulos * We walk through the ms_allocatable trees that 480286714001SSerapheim Dimitropoulos * are loaded with the allocated blocks from the 480386714001SSerapheim Dimitropoulos * ms_sm spacemaps of the checkpoint. For each 480486714001SSerapheim Dimitropoulos * one of these ranges we ensure that none of them 480586714001SSerapheim Dimitropoulos * exists in the ms_allocatable trees of the 480686714001SSerapheim Dimitropoulos * current state which are loaded with the ranges 480786714001SSerapheim Dimitropoulos * that are currently free. 480886714001SSerapheim Dimitropoulos * 480986714001SSerapheim Dimitropoulos * This way we ensure that none of the blocks that 481086714001SSerapheim Dimitropoulos * are part of the checkpoint were freed by mistake. 481186714001SSerapheim Dimitropoulos */ 481286714001SSerapheim Dimitropoulos range_tree_walk(ckpoint_msp->ms_allocatable, 4813555d674dSSerapheim Dimitropoulos (range_tree_func_t *)range_tree_verify_not_present, 481486714001SSerapheim Dimitropoulos current_msp->ms_allocatable); 481586714001SSerapheim Dimitropoulos } 481686714001SSerapheim Dimitropoulos } 481786714001SSerapheim Dimitropoulos 481886714001SSerapheim Dimitropoulos /* for cleaner progress output */ 481986714001SSerapheim Dimitropoulos (void) fprintf(stderr, "\n"); 482086714001SSerapheim Dimitropoulos } 482186714001SSerapheim Dimitropoulos 482286714001SSerapheim Dimitropoulos static void 482386714001SSerapheim Dimitropoulos verify_checkpoint_blocks(spa_t *spa) 482486714001SSerapheim Dimitropoulos { 4825555d674dSSerapheim Dimitropoulos ASSERT(!dump_opt['L']); 4826555d674dSSerapheim Dimitropoulos 482786714001SSerapheim Dimitropoulos spa_t *checkpoint_spa; 482886714001SSerapheim Dimitropoulos char *checkpoint_pool; 482986714001SSerapheim Dimitropoulos nvlist_t *config = NULL; 483086714001SSerapheim Dimitropoulos int error = 0; 483186714001SSerapheim Dimitropoulos 483286714001SSerapheim Dimitropoulos /* 483386714001SSerapheim Dimitropoulos * We import the checkpointed state of the pool (under a different 483486714001SSerapheim Dimitropoulos * name) so we can do verification on it against the current state 483586714001SSerapheim Dimitropoulos * of the pool. 483686714001SSerapheim Dimitropoulos */ 483786714001SSerapheim Dimitropoulos checkpoint_pool = import_checkpointed_state(spa->spa_name, config, 483886714001SSerapheim Dimitropoulos NULL); 483986714001SSerapheim Dimitropoulos ASSERT(strcmp(spa->spa_name, checkpoint_pool) != 0); 484086714001SSerapheim Dimitropoulos 484186714001SSerapheim Dimitropoulos error = spa_open(checkpoint_pool, &checkpoint_spa, FTAG); 484286714001SSerapheim Dimitropoulos if (error != 0) { 484386714001SSerapheim Dimitropoulos fatal("Tried to open pool \"%s\" but spa_open() failed with " 484486714001SSerapheim Dimitropoulos "error %d\n", checkpoint_pool, error); 484586714001SSerapheim Dimitropoulos } 484686714001SSerapheim Dimitropoulos 484786714001SSerapheim Dimitropoulos /* 484886714001SSerapheim Dimitropoulos * Ensure that ranges in the checkpoint space maps of each vdev 484986714001SSerapheim Dimitropoulos * are allocated according to the checkpointed state's metaslab 485086714001SSerapheim Dimitropoulos * space maps. 485186714001SSerapheim Dimitropoulos */ 485286714001SSerapheim Dimitropoulos verify_checkpoint_vdev_spacemaps(checkpoint_spa, spa); 485386714001SSerapheim Dimitropoulos 485486714001SSerapheim Dimitropoulos /* 485586714001SSerapheim Dimitropoulos * Ensure that allocated ranges in the checkpoint's metaslab 485686714001SSerapheim Dimitropoulos * space maps remain allocated in the metaslab space maps of 485786714001SSerapheim Dimitropoulos * the current state. 485886714001SSerapheim Dimitropoulos */ 485986714001SSerapheim Dimitropoulos verify_checkpoint_ms_spacemaps(checkpoint_spa, spa); 486086714001SSerapheim Dimitropoulos 486186714001SSerapheim Dimitropoulos /* 486286714001SSerapheim Dimitropoulos * Once we are done, we get rid of the checkpointed state. 486386714001SSerapheim Dimitropoulos */ 486486714001SSerapheim Dimitropoulos spa_close(checkpoint_spa, FTAG); 486586714001SSerapheim Dimitropoulos free(checkpoint_pool); 486686714001SSerapheim Dimitropoulos } 486786714001SSerapheim Dimitropoulos 486886714001SSerapheim Dimitropoulos static void 486986714001SSerapheim Dimitropoulos dump_leftover_checkpoint_blocks(spa_t *spa) 487086714001SSerapheim Dimitropoulos { 487186714001SSerapheim Dimitropoulos vdev_t *rvd = spa->spa_root_vdev; 487286714001SSerapheim Dimitropoulos 487386714001SSerapheim Dimitropoulos for (uint64_t i = 0; i < rvd->vdev_children; i++) { 487486714001SSerapheim Dimitropoulos vdev_t *vd = rvd->vdev_child[i]; 487586714001SSerapheim Dimitropoulos 487686714001SSerapheim Dimitropoulos space_map_t *checkpoint_sm = NULL; 487786714001SSerapheim Dimitropoulos uint64_t checkpoint_sm_obj; 487886714001SSerapheim Dimitropoulos 487986714001SSerapheim Dimitropoulos if (vd->vdev_top_zap == 0) 488086714001SSerapheim Dimitropoulos continue; 488186714001SSerapheim Dimitropoulos 488286714001SSerapheim Dimitropoulos if (zap_contains(spa_meta_objset(spa), vd->vdev_top_zap, 488386714001SSerapheim Dimitropoulos VDEV_TOP_ZAP_POOL_CHECKPOINT_SM) != 0) 488486714001SSerapheim Dimitropoulos continue; 488586714001SSerapheim Dimitropoulos 488686714001SSerapheim Dimitropoulos VERIFY0(zap_lookup(spa_meta_objset(spa), vd->vdev_top_zap, 488786714001SSerapheim Dimitropoulos VDEV_TOP_ZAP_POOL_CHECKPOINT_SM, 488886714001SSerapheim Dimitropoulos sizeof (uint64_t), 1, &checkpoint_sm_obj)); 488986714001SSerapheim Dimitropoulos 489086714001SSerapheim Dimitropoulos VERIFY0(space_map_open(&checkpoint_sm, spa_meta_objset(spa), 489186714001SSerapheim Dimitropoulos checkpoint_sm_obj, 0, vd->vdev_asize, vd->vdev_ashift)); 489286714001SSerapheim Dimitropoulos dump_spacemap(spa->spa_meta_objset, checkpoint_sm); 489386714001SSerapheim Dimitropoulos space_map_close(checkpoint_sm); 489486714001SSerapheim Dimitropoulos } 489586714001SSerapheim Dimitropoulos } 489686714001SSerapheim Dimitropoulos 489786714001SSerapheim Dimitropoulos static int 489886714001SSerapheim Dimitropoulos verify_checkpoint(spa_t *spa) 489986714001SSerapheim Dimitropoulos { 490086714001SSerapheim Dimitropoulos uberblock_t checkpoint; 490186714001SSerapheim Dimitropoulos int error; 490286714001SSerapheim Dimitropoulos 490386714001SSerapheim Dimitropoulos if (!spa_feature_is_active(spa, SPA_FEATURE_POOL_CHECKPOINT)) 490486714001SSerapheim Dimitropoulos return (0); 490586714001SSerapheim Dimitropoulos 490686714001SSerapheim Dimitropoulos error = zap_lookup(spa->spa_meta_objset, DMU_POOL_DIRECTORY_OBJECT, 490786714001SSerapheim Dimitropoulos DMU_POOL_ZPOOL_CHECKPOINT, sizeof (uint64_t), 490886714001SSerapheim Dimitropoulos sizeof (uberblock_t) / sizeof (uint64_t), &checkpoint); 490986714001SSerapheim Dimitropoulos 491017f11284SSerapheim Dimitropoulos if (error == ENOENT && !dump_opt['L']) { 491186714001SSerapheim Dimitropoulos /* 491286714001SSerapheim Dimitropoulos * If the feature is active but the uberblock is missing 491386714001SSerapheim Dimitropoulos * then we must be in the middle of discarding the 491486714001SSerapheim Dimitropoulos * checkpoint. 491586714001SSerapheim Dimitropoulos */ 491686714001SSerapheim Dimitropoulos (void) printf("\nPartially discarded checkpoint " 491786714001SSerapheim Dimitropoulos "state found:\n"); 491886714001SSerapheim Dimitropoulos dump_leftover_checkpoint_blocks(spa); 491986714001SSerapheim Dimitropoulos return (0); 492086714001SSerapheim Dimitropoulos } else if (error != 0) { 492186714001SSerapheim Dimitropoulos (void) printf("lookup error %d when looking for " 492286714001SSerapheim Dimitropoulos "checkpointed uberblock in MOS\n", error); 492386714001SSerapheim Dimitropoulos return (error); 492486714001SSerapheim Dimitropoulos } 492586714001SSerapheim Dimitropoulos dump_uberblock(&checkpoint, "\nCheckpointed uberblock found:\n", "\n"); 492686714001SSerapheim Dimitropoulos 492786714001SSerapheim Dimitropoulos if (checkpoint.ub_checkpoint_txg == 0) { 492886714001SSerapheim Dimitropoulos (void) printf("\nub_checkpoint_txg not set in checkpointed " 492986714001SSerapheim Dimitropoulos "uberblock\n"); 493086714001SSerapheim Dimitropoulos error = 3; 493186714001SSerapheim Dimitropoulos } 493286714001SSerapheim Dimitropoulos 493317f11284SSerapheim Dimitropoulos if (error == 0 && !dump_opt['L']) 493486714001SSerapheim Dimitropoulos verify_checkpoint_blocks(spa); 493586714001SSerapheim Dimitropoulos 493686714001SSerapheim Dimitropoulos return (error); 493786714001SSerapheim Dimitropoulos } 493886714001SSerapheim Dimitropoulos 493917fb938fSMatthew Ahrens /* ARGSUSED */ 494017fb938fSMatthew Ahrens static void 494117fb938fSMatthew Ahrens mos_leaks_cb(void *arg, uint64_t start, uint64_t size) 494217fb938fSMatthew Ahrens { 494317fb938fSMatthew Ahrens for (uint64_t i = start; i < size; i++) { 494417fb938fSMatthew Ahrens (void) printf("MOS object %llu referenced but not allocated\n", 494517fb938fSMatthew Ahrens (u_longlong_t)i); 494617fb938fSMatthew Ahrens } 494717fb938fSMatthew Ahrens } 494817fb938fSMatthew Ahrens 494917fb938fSMatthew Ahrens static range_tree_t *mos_refd_objs; 495017fb938fSMatthew Ahrens 495117fb938fSMatthew Ahrens static void 495217fb938fSMatthew Ahrens mos_obj_refd(uint64_t obj) 495317fb938fSMatthew Ahrens { 495417fb938fSMatthew Ahrens if (obj != 0 && mos_refd_objs != NULL) 495517fb938fSMatthew Ahrens range_tree_add(mos_refd_objs, obj, 1); 495617fb938fSMatthew Ahrens } 495717fb938fSMatthew Ahrens 4958814dcd43SSerapheim Dimitropoulos static void 4959814dcd43SSerapheim Dimitropoulos mos_leak_vdev_top_zap(vdev_t *vd) 4960814dcd43SSerapheim Dimitropoulos { 4961814dcd43SSerapheim Dimitropoulos uint64_t ms_flush_data_obj; 4962814dcd43SSerapheim Dimitropoulos 4963814dcd43SSerapheim Dimitropoulos int error = zap_lookup(spa_meta_objset(vd->vdev_spa), 4964814dcd43SSerapheim Dimitropoulos vd->vdev_top_zap, VDEV_TOP_ZAP_MS_UNFLUSHED_PHYS_TXGS, 4965814dcd43SSerapheim Dimitropoulos sizeof (ms_flush_data_obj), 1, &ms_flush_data_obj); 4966814dcd43SSerapheim Dimitropoulos if (error == ENOENT) 4967814dcd43SSerapheim Dimitropoulos return; 4968814dcd43SSerapheim Dimitropoulos ASSERT0(error); 4969814dcd43SSerapheim Dimitropoulos 4970814dcd43SSerapheim Dimitropoulos mos_obj_refd(ms_flush_data_obj); 4971814dcd43SSerapheim Dimitropoulos } 4972814dcd43SSerapheim Dimitropoulos 497317fb938fSMatthew Ahrens static void 497417fb938fSMatthew Ahrens mos_leak_vdev(vdev_t *vd) 497517fb938fSMatthew Ahrens { 497617fb938fSMatthew Ahrens mos_obj_refd(vd->vdev_dtl_object); 497717fb938fSMatthew Ahrens mos_obj_refd(vd->vdev_ms_array); 497817fb938fSMatthew Ahrens mos_obj_refd(vd->vdev_indirect_config.vic_births_object); 497917fb938fSMatthew Ahrens mos_obj_refd(vd->vdev_indirect_config.vic_mapping_object); 498017fb938fSMatthew Ahrens mos_obj_refd(vd->vdev_leaf_zap); 498117fb938fSMatthew Ahrens if (vd->vdev_checkpoint_sm != NULL) 498217fb938fSMatthew Ahrens mos_obj_refd(vd->vdev_checkpoint_sm->sm_object); 498317fb938fSMatthew Ahrens if (vd->vdev_indirect_mapping != NULL) { 498417fb938fSMatthew Ahrens mos_obj_refd(vd->vdev_indirect_mapping-> 498517fb938fSMatthew Ahrens vim_phys->vimp_counts_object); 498617fb938fSMatthew Ahrens } 498717fb938fSMatthew Ahrens if (vd->vdev_obsolete_sm != NULL) 498817fb938fSMatthew Ahrens mos_obj_refd(vd->vdev_obsolete_sm->sm_object); 498917fb938fSMatthew Ahrens 499017fb938fSMatthew Ahrens for (uint64_t m = 0; m < vd->vdev_ms_count; m++) { 499117fb938fSMatthew Ahrens metaslab_t *ms = vd->vdev_ms[m]; 499217fb938fSMatthew Ahrens mos_obj_refd(space_map_object(ms->ms_sm)); 499317fb938fSMatthew Ahrens } 499417fb938fSMatthew Ahrens 4995814dcd43SSerapheim Dimitropoulos if (vd->vdev_top_zap != 0) { 4996814dcd43SSerapheim Dimitropoulos mos_obj_refd(vd->vdev_top_zap); 4997814dcd43SSerapheim Dimitropoulos mos_leak_vdev_top_zap(vd); 4998814dcd43SSerapheim Dimitropoulos } 4999814dcd43SSerapheim Dimitropoulos 500017fb938fSMatthew Ahrens for (uint64_t c = 0; c < vd->vdev_children; c++) { 500117fb938fSMatthew Ahrens mos_leak_vdev(vd->vdev_child[c]); 500217fb938fSMatthew Ahrens } 500317fb938fSMatthew Ahrens } 500417fb938fSMatthew Ahrens 5005814dcd43SSerapheim Dimitropoulos static void 5006814dcd43SSerapheim Dimitropoulos mos_leak_log_spacemaps(spa_t *spa) 5007814dcd43SSerapheim Dimitropoulos { 5008814dcd43SSerapheim Dimitropoulos uint64_t spacemap_zap; 5009814dcd43SSerapheim Dimitropoulos 5010814dcd43SSerapheim Dimitropoulos int error = zap_lookup(spa_meta_objset(spa), 5011814dcd43SSerapheim Dimitropoulos DMU_POOL_DIRECTORY_OBJECT, DMU_POOL_LOG_SPACEMAP_ZAP, 5012814dcd43SSerapheim Dimitropoulos sizeof (spacemap_zap), 1, &spacemap_zap); 5013814dcd43SSerapheim Dimitropoulos if (error == ENOENT) 5014814dcd43SSerapheim Dimitropoulos return; 5015814dcd43SSerapheim Dimitropoulos ASSERT0(error); 5016814dcd43SSerapheim Dimitropoulos 5017814dcd43SSerapheim Dimitropoulos mos_obj_refd(spacemap_zap); 5018814dcd43SSerapheim Dimitropoulos for (spa_log_sm_t *sls = avl_first(&spa->spa_sm_logs_by_txg); 5019814dcd43SSerapheim Dimitropoulos sls; sls = AVL_NEXT(&spa->spa_sm_logs_by_txg, sls)) 5020814dcd43SSerapheim Dimitropoulos mos_obj_refd(sls->sls_sm_obj); 5021814dcd43SSerapheim Dimitropoulos } 5022814dcd43SSerapheim Dimitropoulos 502317fb938fSMatthew Ahrens static int 502417fb938fSMatthew Ahrens dump_mos_leaks(spa_t *spa) 502517fb938fSMatthew Ahrens { 502617fb938fSMatthew Ahrens int rv = 0; 502717fb938fSMatthew Ahrens objset_t *mos = spa->spa_meta_objset; 502817fb938fSMatthew Ahrens dsl_pool_t *dp = spa->spa_dsl_pool; 502917fb938fSMatthew Ahrens 503017fb938fSMatthew Ahrens /* Visit and mark all referenced objects in the MOS */ 503117fb938fSMatthew Ahrens 503217fb938fSMatthew Ahrens mos_obj_refd(DMU_POOL_DIRECTORY_OBJECT); 503317fb938fSMatthew Ahrens mos_obj_refd(spa->spa_pool_props_object); 503417fb938fSMatthew Ahrens mos_obj_refd(spa->spa_config_object); 503517fb938fSMatthew Ahrens mos_obj_refd(spa->spa_ddt_stat_object); 503617fb938fSMatthew Ahrens mos_obj_refd(spa->spa_feat_desc_obj); 503717fb938fSMatthew Ahrens mos_obj_refd(spa->spa_feat_enabled_txg_obj); 503817fb938fSMatthew Ahrens mos_obj_refd(spa->spa_feat_for_read_obj); 503917fb938fSMatthew Ahrens mos_obj_refd(spa->spa_feat_for_write_obj); 504017fb938fSMatthew Ahrens mos_obj_refd(spa->spa_history); 504117fb938fSMatthew Ahrens mos_obj_refd(spa->spa_errlog_last); 504217fb938fSMatthew Ahrens mos_obj_refd(spa->spa_errlog_scrub); 504317fb938fSMatthew Ahrens mos_obj_refd(spa->spa_all_vdev_zaps); 504417fb938fSMatthew Ahrens mos_obj_refd(spa->spa_dsl_pool->dp_bptree_obj); 504517fb938fSMatthew Ahrens mos_obj_refd(spa->spa_dsl_pool->dp_tmp_userrefs_obj); 504617fb938fSMatthew Ahrens mos_obj_refd(spa->spa_dsl_pool->dp_scan->scn_phys.scn_queue_obj); 504717fb938fSMatthew Ahrens bpobj_count_refd(&spa->spa_deferred_bpobj); 504817fb938fSMatthew Ahrens mos_obj_refd(dp->dp_empty_bpobj); 504917fb938fSMatthew Ahrens bpobj_count_refd(&dp->dp_obsolete_bpobj); 505017fb938fSMatthew Ahrens bpobj_count_refd(&dp->dp_free_bpobj); 505117fb938fSMatthew Ahrens mos_obj_refd(spa->spa_l2cache.sav_object); 505217fb938fSMatthew Ahrens mos_obj_refd(spa->spa_spares.sav_object); 505317fb938fSMatthew Ahrens 5054814dcd43SSerapheim Dimitropoulos if (spa->spa_syncing_log_sm != NULL) 5055814dcd43SSerapheim Dimitropoulos mos_obj_refd(spa->spa_syncing_log_sm->sm_object); 5056814dcd43SSerapheim Dimitropoulos mos_leak_log_spacemaps(spa); 5057814dcd43SSerapheim Dimitropoulos 505817fb938fSMatthew Ahrens mos_obj_refd(spa->spa_condensing_indirect_phys. 505917fb938fSMatthew Ahrens scip_next_mapping_object); 506017fb938fSMatthew Ahrens mos_obj_refd(spa->spa_condensing_indirect_phys. 506117fb938fSMatthew Ahrens scip_prev_obsolete_sm_object); 506217fb938fSMatthew Ahrens if (spa->spa_condensing_indirect_phys.scip_next_mapping_object != 0) { 506317fb938fSMatthew Ahrens vdev_indirect_mapping_t *vim = 506417fb938fSMatthew Ahrens vdev_indirect_mapping_open(mos, 506517fb938fSMatthew Ahrens spa->spa_condensing_indirect_phys.scip_next_mapping_object); 506617fb938fSMatthew Ahrens mos_obj_refd(vim->vim_phys->vimp_counts_object); 506717fb938fSMatthew Ahrens vdev_indirect_mapping_close(vim); 506817fb938fSMatthew Ahrens } 506917fb938fSMatthew Ahrens 507017fb938fSMatthew Ahrens if (dp->dp_origin_snap != NULL) { 507117fb938fSMatthew Ahrens dsl_dataset_t *ds; 507217fb938fSMatthew Ahrens 507317fb938fSMatthew Ahrens dsl_pool_config_enter(dp, FTAG); 507417fb938fSMatthew Ahrens VERIFY0(dsl_dataset_hold_obj(dp, 507517fb938fSMatthew Ahrens dsl_dataset_phys(dp->dp_origin_snap)->ds_next_snap_obj, 507617fb938fSMatthew Ahrens FTAG, &ds)); 507717fb938fSMatthew Ahrens count_ds_mos_objects(ds); 507817fb938fSMatthew Ahrens dump_deadlist(&ds->ds_deadlist); 507917fb938fSMatthew Ahrens dsl_dataset_rele(ds, FTAG); 508017fb938fSMatthew Ahrens dsl_pool_config_exit(dp, FTAG); 508117fb938fSMatthew Ahrens 508217fb938fSMatthew Ahrens count_ds_mos_objects(dp->dp_origin_snap); 508317fb938fSMatthew Ahrens dump_deadlist(&dp->dp_origin_snap->ds_deadlist); 508417fb938fSMatthew Ahrens } 508517fb938fSMatthew Ahrens count_dir_mos_objects(dp->dp_mos_dir); 508617fb938fSMatthew Ahrens if (dp->dp_free_dir != NULL) 508717fb938fSMatthew Ahrens count_dir_mos_objects(dp->dp_free_dir); 508817fb938fSMatthew Ahrens if (dp->dp_leak_dir != NULL) 508917fb938fSMatthew Ahrens count_dir_mos_objects(dp->dp_leak_dir); 509017fb938fSMatthew Ahrens 509117fb938fSMatthew Ahrens mos_leak_vdev(spa->spa_root_vdev); 509217fb938fSMatthew Ahrens 509317fb938fSMatthew Ahrens for (uint64_t class = 0; class < DDT_CLASSES; class++) { 509417fb938fSMatthew Ahrens for (uint64_t type = 0; type < DDT_TYPES; type++) { 509517fb938fSMatthew Ahrens for (uint64_t cksum = 0; 509617fb938fSMatthew Ahrens cksum < ZIO_CHECKSUM_FUNCTIONS; cksum++) { 509717fb938fSMatthew Ahrens ddt_t *ddt = spa->spa_ddt[cksum]; 509817fb938fSMatthew Ahrens mos_obj_refd(ddt->ddt_object[type][class]); 509917fb938fSMatthew Ahrens } 510017fb938fSMatthew Ahrens } 510117fb938fSMatthew Ahrens } 510217fb938fSMatthew Ahrens 510317fb938fSMatthew Ahrens /* 510417fb938fSMatthew Ahrens * Visit all allocated objects and make sure they are referenced. 510517fb938fSMatthew Ahrens */ 510617fb938fSMatthew Ahrens uint64_t object = 0; 510717fb938fSMatthew Ahrens while (dmu_object_next(mos, &object, B_FALSE, 0) == 0) { 510817fb938fSMatthew Ahrens if (range_tree_contains(mos_refd_objs, object, 1)) { 510917fb938fSMatthew Ahrens range_tree_remove(mos_refd_objs, object, 1); 511017fb938fSMatthew Ahrens } else { 511117fb938fSMatthew Ahrens dmu_object_info_t doi; 511217fb938fSMatthew Ahrens const char *name; 511317fb938fSMatthew Ahrens dmu_object_info(mos, object, &doi); 511417fb938fSMatthew Ahrens if (doi.doi_type & DMU_OT_NEWTYPE) { 511517fb938fSMatthew Ahrens dmu_object_byteswap_t bswap = 511617fb938fSMatthew Ahrens DMU_OT_BYTESWAP(doi.doi_type); 511717fb938fSMatthew Ahrens name = dmu_ot_byteswap[bswap].ob_name; 511817fb938fSMatthew Ahrens } else { 511917fb938fSMatthew Ahrens name = dmu_ot[doi.doi_type].ot_name; 512017fb938fSMatthew Ahrens } 512117fb938fSMatthew Ahrens 512217fb938fSMatthew Ahrens (void) printf("MOS object %llu (%s) leaked\n", 512317fb938fSMatthew Ahrens (u_longlong_t)object, name); 512417fb938fSMatthew Ahrens rv = 2; 512517fb938fSMatthew Ahrens } 512617fb938fSMatthew Ahrens } 512717fb938fSMatthew Ahrens (void) range_tree_walk(mos_refd_objs, mos_leaks_cb, NULL); 512817fb938fSMatthew Ahrens if (!range_tree_is_empty(mos_refd_objs)) 512917fb938fSMatthew Ahrens rv = 2; 513017fb938fSMatthew Ahrens range_tree_vacate(mos_refd_objs, NULL, NULL); 513117fb938fSMatthew Ahrens range_tree_destroy(mos_refd_objs); 513217fb938fSMatthew Ahrens return (rv); 513317fb938fSMatthew Ahrens } 513417fb938fSMatthew Ahrens 5135814dcd43SSerapheim Dimitropoulos typedef struct log_sm_obsolete_stats_arg { 5136814dcd43SSerapheim Dimitropoulos uint64_t lsos_current_txg; 5137814dcd43SSerapheim Dimitropoulos 5138814dcd43SSerapheim Dimitropoulos uint64_t lsos_total_entries; 5139814dcd43SSerapheim Dimitropoulos uint64_t lsos_valid_entries; 5140814dcd43SSerapheim Dimitropoulos 5141814dcd43SSerapheim Dimitropoulos uint64_t lsos_sm_entries; 5142814dcd43SSerapheim Dimitropoulos uint64_t lsos_valid_sm_entries; 5143814dcd43SSerapheim Dimitropoulos } log_sm_obsolete_stats_arg_t; 5144814dcd43SSerapheim Dimitropoulos 5145814dcd43SSerapheim Dimitropoulos static int 5146814dcd43SSerapheim Dimitropoulos log_spacemap_obsolete_stats_cb(spa_t *spa, space_map_entry_t *sme, 5147814dcd43SSerapheim Dimitropoulos uint64_t txg, void *arg) 5148814dcd43SSerapheim Dimitropoulos { 5149814dcd43SSerapheim Dimitropoulos log_sm_obsolete_stats_arg_t *lsos = arg; 5150814dcd43SSerapheim Dimitropoulos uint64_t offset = sme->sme_offset; 5151814dcd43SSerapheim Dimitropoulos uint64_t vdev_id = sme->sme_vdev; 5152814dcd43SSerapheim Dimitropoulos 5153814dcd43SSerapheim Dimitropoulos if (lsos->lsos_current_txg == 0) { 5154814dcd43SSerapheim Dimitropoulos /* this is the first log */ 5155814dcd43SSerapheim Dimitropoulos lsos->lsos_current_txg = txg; 5156814dcd43SSerapheim Dimitropoulos } else if (lsos->lsos_current_txg < txg) { 5157814dcd43SSerapheim Dimitropoulos /* we just changed log - print stats and reset */ 5158814dcd43SSerapheim Dimitropoulos (void) printf("%-8llu valid entries out of %-8llu - txg %llu\n", 5159814dcd43SSerapheim Dimitropoulos (u_longlong_t)lsos->lsos_valid_sm_entries, 5160814dcd43SSerapheim Dimitropoulos (u_longlong_t)lsos->lsos_sm_entries, 5161814dcd43SSerapheim Dimitropoulos (u_longlong_t)lsos->lsos_current_txg); 5162814dcd43SSerapheim Dimitropoulos lsos->lsos_valid_sm_entries = 0; 5163814dcd43SSerapheim Dimitropoulos lsos->lsos_sm_entries = 0; 5164814dcd43SSerapheim Dimitropoulos lsos->lsos_current_txg = txg; 5165814dcd43SSerapheim Dimitropoulos } 5166814dcd43SSerapheim Dimitropoulos ASSERT3U(lsos->lsos_current_txg, ==, txg); 5167814dcd43SSerapheim Dimitropoulos 5168814dcd43SSerapheim Dimitropoulos lsos->lsos_sm_entries++; 5169814dcd43SSerapheim Dimitropoulos lsos->lsos_total_entries++; 5170814dcd43SSerapheim Dimitropoulos 5171814dcd43SSerapheim Dimitropoulos vdev_t *vd = vdev_lookup_top(spa, vdev_id); 5172814dcd43SSerapheim Dimitropoulos if (!vdev_is_concrete(vd)) 5173814dcd43SSerapheim Dimitropoulos return (0); 5174814dcd43SSerapheim Dimitropoulos 5175814dcd43SSerapheim Dimitropoulos metaslab_t *ms = vd->vdev_ms[offset >> vd->vdev_ms_shift]; 5176814dcd43SSerapheim Dimitropoulos ASSERT(sme->sme_type == SM_ALLOC || sme->sme_type == SM_FREE); 5177814dcd43SSerapheim Dimitropoulos 5178814dcd43SSerapheim Dimitropoulos if (txg < metaslab_unflushed_txg(ms)) 5179814dcd43SSerapheim Dimitropoulos return (0); 5180814dcd43SSerapheim Dimitropoulos lsos->lsos_valid_sm_entries++; 5181814dcd43SSerapheim Dimitropoulos lsos->lsos_valid_entries++; 5182814dcd43SSerapheim Dimitropoulos return (0); 5183814dcd43SSerapheim Dimitropoulos } 5184814dcd43SSerapheim Dimitropoulos 5185814dcd43SSerapheim Dimitropoulos static void 5186814dcd43SSerapheim Dimitropoulos dump_log_spacemap_obsolete_stats(spa_t *spa) 5187814dcd43SSerapheim Dimitropoulos { 5188814dcd43SSerapheim Dimitropoulos if (!spa_feature_is_active(spa, SPA_FEATURE_LOG_SPACEMAP)) 5189814dcd43SSerapheim Dimitropoulos return; 5190814dcd43SSerapheim Dimitropoulos 5191814dcd43SSerapheim Dimitropoulos log_sm_obsolete_stats_arg_t lsos; 5192814dcd43SSerapheim Dimitropoulos bzero(&lsos, sizeof (lsos)); 5193814dcd43SSerapheim Dimitropoulos 5194814dcd43SSerapheim Dimitropoulos (void) printf("Log Space Map Obsolete Entry Statistics:\n"); 5195814dcd43SSerapheim Dimitropoulos 5196814dcd43SSerapheim Dimitropoulos iterate_through_spacemap_logs(spa, 5197814dcd43SSerapheim Dimitropoulos log_spacemap_obsolete_stats_cb, &lsos); 5198814dcd43SSerapheim Dimitropoulos 5199814dcd43SSerapheim Dimitropoulos /* print stats for latest log */ 5200814dcd43SSerapheim Dimitropoulos (void) printf("%-8llu valid entries out of %-8llu - txg %llu\n", 5201814dcd43SSerapheim Dimitropoulos (u_longlong_t)lsos.lsos_valid_sm_entries, 5202814dcd43SSerapheim Dimitropoulos (u_longlong_t)lsos.lsos_sm_entries, 5203814dcd43SSerapheim Dimitropoulos (u_longlong_t)lsos.lsos_current_txg); 5204814dcd43SSerapheim Dimitropoulos 5205814dcd43SSerapheim Dimitropoulos (void) printf("%-8llu valid entries out of %-8llu - total\n\n", 5206814dcd43SSerapheim Dimitropoulos (u_longlong_t)lsos.lsos_valid_entries, 5207814dcd43SSerapheim Dimitropoulos (u_longlong_t)lsos.lsos_total_entries); 5208814dcd43SSerapheim Dimitropoulos } 5209814dcd43SSerapheim Dimitropoulos 5210fa9e4066Sahrens static void 5211fa9e4066Sahrens dump_zpool(spa_t *spa) 5212fa9e4066Sahrens { 5213fa9e4066Sahrens dsl_pool_t *dp = spa_get_dsl(spa); 5214fa9e4066Sahrens int rc = 0; 5215fa9e4066Sahrens 5216b24ab676SJeff Bonwick if (dump_opt['S']) { 5217b24ab676SJeff Bonwick dump_simulated_ddt(spa); 5218b24ab676SJeff Bonwick return; 5219b24ab676SJeff Bonwick } 5220b24ab676SJeff Bonwick 522107428bdfSVictor Latushkin if (!dump_opt['e'] && dump_opt['C'] > 1) { 522207428bdfSVictor Latushkin (void) printf("\nCached configuration:\n"); 522307428bdfSVictor Latushkin dump_nvlist(spa->spa_config, 8); 522407428bdfSVictor Latushkin } 522507428bdfSVictor Latushkin 522607428bdfSVictor Latushkin if (dump_opt['C']) 522707428bdfSVictor Latushkin dump_config(spa); 522807428bdfSVictor Latushkin 5229fa9e4066Sahrens if (dump_opt['u']) 523053b9a4a9SVictor Latushkin dump_uberblock(&spa->spa_uberblock, "\nUberblock:\n", "\n"); 5231fa9e4066Sahrens 5232b24ab676SJeff Bonwick if (dump_opt['D']) 5233b24ab676SJeff Bonwick dump_all_ddts(spa); 5234b24ab676SJeff Bonwick 523587219db7SVictor Latushkin if (dump_opt['d'] > 2 || dump_opt['m']) 523687219db7SVictor Latushkin dump_metaslabs(spa); 52372e4c9986SGeorge Wilson if (dump_opt['M']) 52382e4c9986SGeorge Wilson dump_metaslab_groups(spa); 5239814dcd43SSerapheim Dimitropoulos if (dump_opt['d'] > 2 || dump_opt['m']) { 5240814dcd43SSerapheim Dimitropoulos dump_log_spacemaps(spa); 5241814dcd43SSerapheim Dimitropoulos dump_log_spacemap_obsolete_stats(spa); 5242814dcd43SSerapheim Dimitropoulos } 524387219db7SVictor Latushkin 524487219db7SVictor Latushkin if (dump_opt['d'] || dump_opt['i']) { 524517fb938fSMatthew Ahrens mos_refd_objs = range_tree_create(NULL, NULL); 5246fa9e4066Sahrens dump_dir(dp->dp_meta_objset); 524717fb938fSMatthew Ahrens 5248fa9e4066Sahrens if (dump_opt['d'] >= 3) { 52495cabbc6bSPrashanth Sreenivasa dsl_pool_t *dp = spa->spa_dsl_pool; 5250732885fcSMatthew Ahrens dump_full_bpobj(&spa->spa_deferred_bpobj, 5251d0475637SMatthew Ahrens "Deferred frees", 0); 5252cde58dbcSMatthew Ahrens if (spa_version(spa) >= SPA_VERSION_DEADLISTS) { 52535cabbc6bSPrashanth Sreenivasa dump_full_bpobj(&dp->dp_free_bpobj, 5254d0475637SMatthew Ahrens "Pool snapshot frees", 0); 5255ad135b5dSChristopher Siden } 52565cabbc6bSPrashanth Sreenivasa if (bpobj_is_open(&dp->dp_obsolete_bpobj)) { 52575cabbc6bSPrashanth Sreenivasa ASSERT(spa_feature_is_enabled(spa, 52585cabbc6bSPrashanth Sreenivasa SPA_FEATURE_DEVICE_REMOVAL)); 52595cabbc6bSPrashanth Sreenivasa dump_full_bpobj(&dp->dp_obsolete_bpobj, 52605cabbc6bSPrashanth Sreenivasa "Pool obsolete blocks", 0); 52615cabbc6bSPrashanth Sreenivasa } 5262ad135b5dSChristopher Siden 5263ad135b5dSChristopher Siden if (spa_feature_is_active(spa, 52642acef22dSMatthew Ahrens SPA_FEATURE_ASYNC_DESTROY)) { 5265ad135b5dSChristopher Siden dump_bptree(spa->spa_meta_objset, 52665cabbc6bSPrashanth Sreenivasa dp->dp_bptree_obj, 5267ad135b5dSChristopher Siden "Pool dataset frees"); 5268cde58dbcSMatthew Ahrens } 5269fa9e4066Sahrens dump_dtl(spa->spa_root_vdev, 0); 5270fa9e4066Sahrens } 527107428bdfSVictor Latushkin (void) dmu_objset_find(spa_name(spa), dump_one_dir, 527207428bdfSVictor Latushkin NULL, DS_FIND_SNAPSHOTS | DS_FIND_CHILDREN); 5273b5152584SMatthew Ahrens 527417fb938fSMatthew Ahrens if (rc == 0 && !dump_opt['L']) 527517fb938fSMatthew Ahrens rc = dump_mos_leaks(spa); 527617fb938fSMatthew Ahrens 5277ca0cc391SMatthew Ahrens for (spa_feature_t f = 0; f < SPA_FEATURES; f++) { 5278ca0cc391SMatthew Ahrens uint64_t refcount; 5279ca0cc391SMatthew Ahrens 5280ca0cc391SMatthew Ahrens if (!(spa_feature_table[f].fi_flags & 5281c5d1600cSMatthew Ahrens ZFEATURE_FLAG_PER_DATASET) || 5282c5d1600cSMatthew Ahrens !spa_feature_is_enabled(spa, f)) { 5283ca0cc391SMatthew Ahrens ASSERT0(dataset_feature_count[f]); 5284ca0cc391SMatthew Ahrens continue; 5285ca0cc391SMatthew Ahrens } 5286ca0cc391SMatthew Ahrens (void) feature_get_refcount(spa, 5287ca0cc391SMatthew Ahrens &spa_feature_table[f], &refcount); 5288ca0cc391SMatthew Ahrens if (dataset_feature_count[f] != refcount) { 5289ca0cc391SMatthew Ahrens (void) printf("%s feature refcount mismatch: " 5290ca0cc391SMatthew Ahrens "%lld datasets != %lld refcount\n", 5291ca0cc391SMatthew Ahrens spa_feature_table[f].fi_uname, 5292ca0cc391SMatthew Ahrens (longlong_t)dataset_feature_count[f], 5293ca0cc391SMatthew Ahrens (longlong_t)refcount); 5294ca0cc391SMatthew Ahrens rc = 2; 5295ca0cc391SMatthew Ahrens } else { 5296ca0cc391SMatthew Ahrens (void) printf("Verified %s feature refcount " 5297ca0cc391SMatthew Ahrens "of %llu is correct\n", 5298ca0cc391SMatthew Ahrens spa_feature_table[f].fi_uname, 5299ca0cc391SMatthew Ahrens (longlong_t)refcount); 5300ca0cc391SMatthew Ahrens } 5301b5152584SMatthew Ahrens } 53025cabbc6bSPrashanth Sreenivasa 5303814dcd43SSerapheim Dimitropoulos if (rc == 0) 53045cabbc6bSPrashanth Sreenivasa rc = verify_device_removal_feature_counts(spa); 5305fa9e4066Sahrens } 530617fb938fSMatthew Ahrens 5307b5152584SMatthew Ahrens if (rc == 0 && (dump_opt['b'] || dump_opt['c'])) 5308fa9e4066Sahrens rc = dump_block_stats(spa); 5309fa9e4066Sahrens 53100713e232SGeorge Wilson if (rc == 0) 53110713e232SGeorge Wilson rc = verify_spacemap_refcounts(spa); 53120713e232SGeorge Wilson 5313fa9e4066Sahrens if (dump_opt['s']) 5314fa9e4066Sahrens show_pool_stats(spa); 5315fa9e4066Sahrens 53168f18d1faSGeorge Wilson if (dump_opt['h']) 53178f18d1faSGeorge Wilson dump_history(spa); 53188f18d1faSGeorge Wilson 531917f11284SSerapheim Dimitropoulos if (rc == 0) 532086714001SSerapheim Dimitropoulos rc = verify_checkpoint(spa); 532186714001SSerapheim Dimitropoulos 532229bdd2f9SPavel Zakharov if (rc != 0) { 532329bdd2f9SPavel Zakharov dump_debug_buffer(); 5324fa9e4066Sahrens exit(rc); 532529bdd2f9SPavel Zakharov } 5326fa9e4066Sahrens } 5327fa9e4066Sahrens 532844cd46caSbillm #define ZDB_FLAG_CHECKSUM 0x0001 532944cd46caSbillm #define ZDB_FLAG_DECOMPRESS 0x0002 533044cd46caSbillm #define ZDB_FLAG_BSWAP 0x0004 533144cd46caSbillm #define ZDB_FLAG_GBH 0x0008 533244cd46caSbillm #define ZDB_FLAG_INDIRECT 0x0010 533344cd46caSbillm #define ZDB_FLAG_PHYS 0x0020 533444cd46caSbillm #define ZDB_FLAG_RAW 0x0040 533544cd46caSbillm #define ZDB_FLAG_PRINT_BLKPTR 0x0080 533644cd46caSbillm 53373f7978d0SAlan Somers static int flagbits[256]; 533844cd46caSbillm 533944cd46caSbillm static void 534044cd46caSbillm zdb_print_blkptr(blkptr_t *bp, int flags) 534144cd46caSbillm { 5342b24ab676SJeff Bonwick char blkbuf[BP_SPRINTF_LEN]; 534344cd46caSbillm 534444cd46caSbillm if (flags & ZDB_FLAG_BSWAP) 534544cd46caSbillm byteswap_uint64_array((void *)bp, sizeof (blkptr_t)); 5346b24ab676SJeff Bonwick 534743466aaeSMax Grossman snprintf_blkptr(blkbuf, sizeof (blkbuf), bp); 5348b24ab676SJeff Bonwick (void) printf("%s\n", blkbuf); 534944cd46caSbillm } 535044cd46caSbillm 535144cd46caSbillm static void 535244cd46caSbillm zdb_dump_indirect(blkptr_t *bp, int nbps, int flags) 535344cd46caSbillm { 535444cd46caSbillm int i; 535544cd46caSbillm 535644cd46caSbillm for (i = 0; i < nbps; i++) 535744cd46caSbillm zdb_print_blkptr(&bp[i], flags); 535844cd46caSbillm } 535944cd46caSbillm 536044cd46caSbillm static void 536144cd46caSbillm zdb_dump_gbh(void *buf, int flags) 536244cd46caSbillm { 536344cd46caSbillm zdb_dump_indirect((blkptr_t *)buf, SPA_GBH_NBLKPTRS, flags); 536444cd46caSbillm } 536544cd46caSbillm 536644cd46caSbillm static void 536744cd46caSbillm zdb_dump_block_raw(void *buf, uint64_t size, int flags) 536844cd46caSbillm { 536944cd46caSbillm if (flags & ZDB_FLAG_BSWAP) 537044cd46caSbillm byteswap_uint64_array(buf, size); 5371b24ab676SJeff Bonwick (void) write(1, buf, size); 537244cd46caSbillm } 537344cd46caSbillm 537444cd46caSbillm static void 537544cd46caSbillm zdb_dump_block(char *label, void *buf, uint64_t size, int flags) 537644cd46caSbillm { 537744cd46caSbillm uint64_t *d = (uint64_t *)buf; 53783f7978d0SAlan Somers unsigned nwords = size / sizeof (uint64_t); 537944cd46caSbillm int do_bswap = !!(flags & ZDB_FLAG_BSWAP); 53803f7978d0SAlan Somers unsigned i, j; 53813f7978d0SAlan Somers const char *hdr; 53823f7978d0SAlan Somers char *c; 538344cd46caSbillm 538444cd46caSbillm 538544cd46caSbillm if (do_bswap) 538644cd46caSbillm hdr = " 7 6 5 4 3 2 1 0 f e d c b a 9 8"; 538744cd46caSbillm else 538844cd46caSbillm hdr = " 0 1 2 3 4 5 6 7 8 9 a b c d e f"; 538944cd46caSbillm 539044cd46caSbillm (void) printf("\n%s\n%6s %s 0123456789abcdef\n", label, "", hdr); 539144cd46caSbillm 539244cd46caSbillm for (i = 0; i < nwords; i += 2) { 539344cd46caSbillm (void) printf("%06llx: %016llx %016llx ", 539444cd46caSbillm (u_longlong_t)(i * sizeof (uint64_t)), 539544cd46caSbillm (u_longlong_t)(do_bswap ? BSWAP_64(d[i]) : d[i]), 539644cd46caSbillm (u_longlong_t)(do_bswap ? BSWAP_64(d[i + 1]) : d[i + 1])); 539744cd46caSbillm 539844cd46caSbillm c = (char *)&d[i]; 539944cd46caSbillm for (j = 0; j < 2 * sizeof (uint64_t); j++) 540044cd46caSbillm (void) printf("%c", isprint(c[j]) ? c[j] : '.'); 540144cd46caSbillm (void) printf("\n"); 540244cd46caSbillm } 540344cd46caSbillm } 540444cd46caSbillm 540544cd46caSbillm /* 540644cd46caSbillm * There are two acceptable formats: 540744cd46caSbillm * leaf_name - For example: c1t0d0 or /tmp/ztest.0a 540844cd46caSbillm * child[.child]* - For example: 0.1.1 540944cd46caSbillm * 541044cd46caSbillm * The second form can be used to specify arbitrary vdevs anywhere 541144cd46caSbillm * in the heirarchy. For example, in a pool with a mirror of 541244cd46caSbillm * RAID-Zs, you can specify either RAID-Z vdev with 0.0 or 0.1 . 541344cd46caSbillm */ 541444cd46caSbillm static vdev_t * 54153f7978d0SAlan Somers zdb_vdev_lookup(vdev_t *vdev, const char *path) 541644cd46caSbillm { 541744cd46caSbillm char *s, *p, *q; 54183f7978d0SAlan Somers unsigned i; 541944cd46caSbillm 542044cd46caSbillm if (vdev == NULL) 542144cd46caSbillm return (NULL); 542244cd46caSbillm 542344cd46caSbillm /* First, assume the x.x.x.x format */ 54243f7978d0SAlan Somers i = strtoul(path, &s, 10); 542544cd46caSbillm if (s == path || (s && *s != '.' && *s != '\0')) 542644cd46caSbillm goto name; 54273f7978d0SAlan Somers if (i >= vdev->vdev_children) 542844cd46caSbillm return (NULL); 542944cd46caSbillm 543044cd46caSbillm vdev = vdev->vdev_child[i]; 543144cd46caSbillm if (*s == '\0') 543244cd46caSbillm return (vdev); 543344cd46caSbillm return (zdb_vdev_lookup(vdev, s+1)); 543444cd46caSbillm 543544cd46caSbillm name: 543644cd46caSbillm for (i = 0; i < vdev->vdev_children; i++) { 543744cd46caSbillm vdev_t *vc = vdev->vdev_child[i]; 543844cd46caSbillm 543944cd46caSbillm if (vc->vdev_path == NULL) { 544044cd46caSbillm vc = zdb_vdev_lookup(vc, path); 544144cd46caSbillm if (vc == NULL) 544244cd46caSbillm continue; 544344cd46caSbillm else 544444cd46caSbillm return (vc); 544544cd46caSbillm } 544644cd46caSbillm 544744cd46caSbillm p = strrchr(vc->vdev_path, '/'); 544844cd46caSbillm p = p ? p + 1 : vc->vdev_path; 544944cd46caSbillm q = &vc->vdev_path[strlen(vc->vdev_path) - 2]; 545044cd46caSbillm 545144cd46caSbillm if (strcmp(vc->vdev_path, path) == 0) 545244cd46caSbillm return (vc); 545344cd46caSbillm if (strcmp(p, path) == 0) 545444cd46caSbillm return (vc); 545544cd46caSbillm if (strcmp(q, "s0") == 0 && strncmp(p, path, q - p) == 0) 545644cd46caSbillm return (vc); 545744cd46caSbillm } 545844cd46caSbillm 545944cd46caSbillm return (NULL); 546044cd46caSbillm } 546144cd46caSbillm 5462770499e1SDan Kimmel /* ARGSUSED */ 5463770499e1SDan Kimmel static int 5464770499e1SDan Kimmel random_get_pseudo_bytes_cb(void *buf, size_t len, void *unused) 5465770499e1SDan Kimmel { 5466770499e1SDan Kimmel return (random_get_pseudo_bytes(buf, len)); 5467770499e1SDan Kimmel } 5468770499e1SDan Kimmel 546944cd46caSbillm /* 547044cd46caSbillm * Read a block from a pool and print it out. The syntax of the 547144cd46caSbillm * block descriptor is: 547244cd46caSbillm * 547344cd46caSbillm * pool:vdev_specifier:offset:size[:flags] 547444cd46caSbillm * 547544cd46caSbillm * pool - The name of the pool you wish to read from 547644cd46caSbillm * vdev_specifier - Which vdev (see comment for zdb_vdev_lookup) 547744cd46caSbillm * offset - offset, in hex, in bytes 547844cd46caSbillm * size - Amount of data to read, in hex, in bytes 547944cd46caSbillm * flags - A string of characters specifying options 548044cd46caSbillm * b: Decode a blkptr at given offset within block 548144cd46caSbillm * *c: Calculate and display checksums 5482b24ab676SJeff Bonwick * d: Decompress data before dumping 548344cd46caSbillm * e: Byteswap data before dumping 5484b24ab676SJeff Bonwick * g: Display data as a gang block header 5485b24ab676SJeff Bonwick * i: Display as an indirect block 548644cd46caSbillm * p: Do I/O to physical offset 548744cd46caSbillm * r: Dump raw data to stdout 548844cd46caSbillm * 548944cd46caSbillm * * = not yet implemented 549044cd46caSbillm */ 549144cd46caSbillm static void 549207428bdfSVictor Latushkin zdb_read_block(char *thing, spa_t *spa) 549344cd46caSbillm { 5494b24ab676SJeff Bonwick blkptr_t blk, *bp = &blk; 5495b24ab676SJeff Bonwick dva_t *dva = bp->blk_dva; 549644cd46caSbillm int flags = 0; 5497b24ab676SJeff Bonwick uint64_t offset = 0, size = 0, psize = 0, lsize = 0, blkptr_offset = 0; 549844cd46caSbillm zio_t *zio; 549944cd46caSbillm vdev_t *vd; 5500770499e1SDan Kimmel abd_t *pabd; 5501770499e1SDan Kimmel void *lbuf, *buf; 55023f7978d0SAlan Somers const char *s, *vdev; 55033f7978d0SAlan Somers char *p, *dup, *flagstr; 5504b24ab676SJeff Bonwick int i, error; 550544cd46caSbillm 550644cd46caSbillm dup = strdup(thing); 550744cd46caSbillm s = strtok(dup, ":"); 550844cd46caSbillm vdev = s ? s : ""; 550944cd46caSbillm s = strtok(NULL, ":"); 551044cd46caSbillm offset = strtoull(s ? s : "", NULL, 16); 551144cd46caSbillm s = strtok(NULL, ":"); 551244cd46caSbillm size = strtoull(s ? s : "", NULL, 16); 551344cd46caSbillm s = strtok(NULL, ":"); 55143f7978d0SAlan Somers if (s) 55153f7978d0SAlan Somers flagstr = strdup(s); 55163f7978d0SAlan Somers else 55173f7978d0SAlan Somers flagstr = strdup(""); 551844cd46caSbillm 551944cd46caSbillm s = NULL; 552044cd46caSbillm if (size == 0) 552144cd46caSbillm s = "size must not be zero"; 552244cd46caSbillm if (!IS_P2ALIGNED(size, DEV_BSIZE)) 552344cd46caSbillm s = "size must be a multiple of sector size"; 552444cd46caSbillm if (!IS_P2ALIGNED(offset, DEV_BSIZE)) 552544cd46caSbillm s = "offset must be a multiple of sector size"; 552644cd46caSbillm if (s) { 552744cd46caSbillm (void) printf("Invalid block specifier: %s - %s\n", thing, s); 552844cd46caSbillm free(dup); 552944cd46caSbillm return; 553044cd46caSbillm } 553144cd46caSbillm 553244cd46caSbillm for (s = strtok(flagstr, ":"); s; s = strtok(NULL, ":")) { 553344cd46caSbillm for (i = 0; flagstr[i]; i++) { 55345ad82045Snd int bit = flagbits[(uchar_t)flagstr[i]]; 553544cd46caSbillm 553644cd46caSbillm if (bit == 0) { 553744cd46caSbillm (void) printf("***Invalid flag: %c\n", 553844cd46caSbillm flagstr[i]); 553944cd46caSbillm continue; 554044cd46caSbillm } 554144cd46caSbillm flags |= bit; 554244cd46caSbillm 554344cd46caSbillm /* If it's not something with an argument, keep going */ 5544b24ab676SJeff Bonwick if ((bit & (ZDB_FLAG_CHECKSUM | 554544cd46caSbillm ZDB_FLAG_PRINT_BLKPTR)) == 0) 554644cd46caSbillm continue; 554744cd46caSbillm 554844cd46caSbillm p = &flagstr[i + 1]; 554944cd46caSbillm if (bit == ZDB_FLAG_PRINT_BLKPTR) 555044cd46caSbillm blkptr_offset = strtoull(p, &p, 16); 555144cd46caSbillm if (*p != ':' && *p != '\0') { 555244cd46caSbillm (void) printf("***Invalid flag arg: '%s'\n", s); 555344cd46caSbillm free(dup); 555444cd46caSbillm return; 555544cd46caSbillm } 555644cd46caSbillm } 555744cd46caSbillm } 55583f7978d0SAlan Somers free(flagstr); 555944cd46caSbillm 556044cd46caSbillm vd = zdb_vdev_lookup(spa->spa_root_vdev, vdev); 556144cd46caSbillm if (vd == NULL) { 556244cd46caSbillm (void) printf("***Invalid vdev: %s\n", vdev); 556344cd46caSbillm free(dup); 556444cd46caSbillm return; 556544cd46caSbillm } else { 556644cd46caSbillm if (vd->vdev_path) 5567b24ab676SJeff Bonwick (void) fprintf(stderr, "Found vdev: %s\n", 5568b24ab676SJeff Bonwick vd->vdev_path); 556944cd46caSbillm else 5570b24ab676SJeff Bonwick (void) fprintf(stderr, "Found vdev type: %s\n", 557144cd46caSbillm vd->vdev_ops->vdev_op_type); 557244cd46caSbillm } 557344cd46caSbillm 5574b24ab676SJeff Bonwick psize = size; 5575b24ab676SJeff Bonwick lsize = size; 557644cd46caSbillm 5577770499e1SDan Kimmel pabd = abd_alloc_linear(SPA_MAXBLOCKSIZE, B_FALSE); 5578b24ab676SJeff Bonwick lbuf = umem_alloc(SPA_MAXBLOCKSIZE, UMEM_NOFAIL); 5579b24ab676SJeff Bonwick 5580b24ab676SJeff Bonwick BP_ZERO(bp); 5581b24ab676SJeff Bonwick 5582b24ab676SJeff Bonwick DVA_SET_VDEV(&dva[0], vd->vdev_id); 5583b24ab676SJeff Bonwick DVA_SET_OFFSET(&dva[0], offset); 5584b24ab676SJeff Bonwick DVA_SET_GANG(&dva[0], !!(flags & ZDB_FLAG_GBH)); 5585b24ab676SJeff Bonwick DVA_SET_ASIZE(&dva[0], vdev_psize_to_asize(vd, psize)); 5586b24ab676SJeff Bonwick 5587b24ab676SJeff Bonwick BP_SET_BIRTH(bp, TXG_INITIAL, TXG_INITIAL); 5588b24ab676SJeff Bonwick 5589b24ab676SJeff Bonwick BP_SET_LSIZE(bp, lsize); 5590b24ab676SJeff Bonwick BP_SET_PSIZE(bp, psize); 5591b24ab676SJeff Bonwick BP_SET_COMPRESS(bp, ZIO_COMPRESS_OFF); 5592b24ab676SJeff Bonwick BP_SET_CHECKSUM(bp, ZIO_CHECKSUM_OFF); 5593b24ab676SJeff Bonwick BP_SET_TYPE(bp, DMU_OT_NONE); 5594b24ab676SJeff Bonwick BP_SET_LEVEL(bp, 0); 5595b24ab676SJeff Bonwick BP_SET_DEDUP(bp, 0); 5596b24ab676SJeff Bonwick BP_SET_BYTEORDER(bp, ZFS_HOST_BYTEORDER); 559744cd46caSbillm 5598e14bb325SJeff Bonwick spa_config_enter(spa, SCL_STATE, FTAG, RW_READER); 559944cd46caSbillm zio = zio_root(spa, NULL, NULL, 0); 5600b24ab676SJeff Bonwick 5601b24ab676SJeff Bonwick if (vd == vd->vdev_top) { 5602b24ab676SJeff Bonwick /* 5603b24ab676SJeff Bonwick * Treat this as a normal block read. 5604b24ab676SJeff Bonwick */ 5605770499e1SDan Kimmel zio_nowait(zio_read(zio, spa, bp, pabd, psize, NULL, NULL, 5606b24ab676SJeff Bonwick ZIO_PRIORITY_SYNC_READ, 5607b24ab676SJeff Bonwick ZIO_FLAG_CANFAIL | ZIO_FLAG_RAW, NULL)); 5608b24ab676SJeff Bonwick } else { 5609b24ab676SJeff Bonwick /* 5610b24ab676SJeff Bonwick * Treat this as a vdev child I/O. 5611b24ab676SJeff Bonwick */ 5612770499e1SDan Kimmel zio_nowait(zio_vdev_child_io(zio, bp, vd, offset, pabd, 5613770499e1SDan Kimmel psize, ZIO_TYPE_READ, ZIO_PRIORITY_SYNC_READ, 5614b24ab676SJeff Bonwick ZIO_FLAG_DONT_CACHE | ZIO_FLAG_DONT_QUEUE | 5615b24ab676SJeff Bonwick ZIO_FLAG_DONT_PROPAGATE | ZIO_FLAG_DONT_RETRY | 56165cabbc6bSPrashanth Sreenivasa ZIO_FLAG_CANFAIL | ZIO_FLAG_RAW | ZIO_FLAG_OPTIONAL, 56175cabbc6bSPrashanth Sreenivasa NULL, NULL)); 5618b24ab676SJeff Bonwick } 5619b24ab676SJeff Bonwick 562044cd46caSbillm error = zio_wait(zio); 5621e14bb325SJeff Bonwick spa_config_exit(spa, SCL_STATE, FTAG); 562244cd46caSbillm 562344cd46caSbillm if (error) { 562444cd46caSbillm (void) printf("Read of %s failed, error: %d\n", thing, error); 562544cd46caSbillm goto out; 562644cd46caSbillm } 562744cd46caSbillm 5628b24ab676SJeff Bonwick if (flags & ZDB_FLAG_DECOMPRESS) { 5629b24ab676SJeff Bonwick /* 5630b24ab676SJeff Bonwick * We don't know how the data was compressed, so just try 5631b24ab676SJeff Bonwick * every decompress function at every inflated blocksize. 5632b24ab676SJeff Bonwick */ 5633b24ab676SJeff Bonwick enum zio_compress c; 5634b24ab676SJeff Bonwick void *pbuf2 = umem_alloc(SPA_MAXBLOCKSIZE, UMEM_NOFAIL); 5635b24ab676SJeff Bonwick void *lbuf2 = umem_alloc(SPA_MAXBLOCKSIZE, UMEM_NOFAIL); 5636b24ab676SJeff Bonwick 5637770499e1SDan Kimmel abd_copy_to_buf(pbuf2, pabd, psize); 5638b24ab676SJeff Bonwick 5639770499e1SDan Kimmel VERIFY0(abd_iterate_func(pabd, psize, SPA_MAXBLOCKSIZE - psize, 5640770499e1SDan Kimmel random_get_pseudo_bytes_cb, NULL)); 5641b24ab676SJeff Bonwick 5642770499e1SDan Kimmel VERIFY0(random_get_pseudo_bytes((uint8_t *)pbuf2 + psize, 5643770499e1SDan Kimmel SPA_MAXBLOCKSIZE - psize)); 5644b24ab676SJeff Bonwick 5645b24ab676SJeff Bonwick for (lsize = SPA_MAXBLOCKSIZE; lsize > psize; 5646b24ab676SJeff Bonwick lsize -= SPA_MINBLOCKSIZE) { 5647b24ab676SJeff Bonwick for (c = 0; c < ZIO_COMPRESS_FUNCTIONS; c++) { 5648770499e1SDan Kimmel if (zio_decompress_data(c, pabd, 5649770499e1SDan Kimmel lbuf, psize, lsize) == 0 && 5650770499e1SDan Kimmel zio_decompress_data_buf(c, pbuf2, 5651770499e1SDan Kimmel lbuf2, psize, lsize) == 0 && 5652b24ab676SJeff Bonwick bcmp(lbuf, lbuf2, lsize) == 0) 5653b24ab676SJeff Bonwick break; 5654b24ab676SJeff Bonwick } 5655b24ab676SJeff Bonwick if (c != ZIO_COMPRESS_FUNCTIONS) 5656b24ab676SJeff Bonwick break; 5657b24ab676SJeff Bonwick lsize -= SPA_MINBLOCKSIZE; 5658b24ab676SJeff Bonwick } 5659b24ab676SJeff Bonwick 5660b24ab676SJeff Bonwick umem_free(pbuf2, SPA_MAXBLOCKSIZE); 5661b24ab676SJeff Bonwick umem_free(lbuf2, SPA_MAXBLOCKSIZE); 5662b24ab676SJeff Bonwick 5663b24ab676SJeff Bonwick if (lsize <= psize) { 5664b24ab676SJeff Bonwick (void) printf("Decompress of %s failed\n", thing); 5665b24ab676SJeff Bonwick goto out; 5666b24ab676SJeff Bonwick } 5667b24ab676SJeff Bonwick buf = lbuf; 5668b24ab676SJeff Bonwick size = lsize; 5669b24ab676SJeff Bonwick } else { 5670770499e1SDan Kimmel buf = abd_to_buf(pabd); 5671b24ab676SJeff Bonwick size = psize; 5672b24ab676SJeff Bonwick } 5673b24ab676SJeff Bonwick 567444cd46caSbillm if (flags & ZDB_FLAG_PRINT_BLKPTR) 567544cd46caSbillm zdb_print_blkptr((blkptr_t *)(void *) 567644cd46caSbillm ((uintptr_t)buf + (uintptr_t)blkptr_offset), flags); 567744cd46caSbillm else if (flags & ZDB_FLAG_RAW) 567844cd46caSbillm zdb_dump_block_raw(buf, size, flags); 567944cd46caSbillm else if (flags & ZDB_FLAG_INDIRECT) 568044cd46caSbillm zdb_dump_indirect((blkptr_t *)buf, size / sizeof (blkptr_t), 568144cd46caSbillm flags); 568244cd46caSbillm else if (flags & ZDB_FLAG_GBH) 568344cd46caSbillm zdb_dump_gbh(buf, flags); 568444cd46caSbillm else 568544cd46caSbillm zdb_dump_block(thing, buf, size, flags); 568644cd46caSbillm 568744cd46caSbillm out: 5688770499e1SDan Kimmel abd_free(pabd); 5689b24ab676SJeff Bonwick umem_free(lbuf, SPA_MAXBLOCKSIZE); 569044cd46caSbillm free(dup); 569144cd46caSbillm } 569244cd46caSbillm 56934923c69fSMatthew Ahrens static void 56944923c69fSMatthew Ahrens zdb_embedded_block(char *thing) 56954923c69fSMatthew Ahrens { 56963f7978d0SAlan Somers blkptr_t bp; 56974923c69fSMatthew Ahrens unsigned long long *words = (void *)&bp; 569803a4c2f4SJorgen Lundman char *buf; 56994923c69fSMatthew Ahrens int err; 57004923c69fSMatthew Ahrens 57013f7978d0SAlan Somers bzero(&bp, sizeof (bp)); 57024923c69fSMatthew Ahrens err = sscanf(thing, "%llx:%llx:%llx:%llx:%llx:%llx:%llx:%llx:" 57034923c69fSMatthew Ahrens "%llx:%llx:%llx:%llx:%llx:%llx:%llx:%llx", 57044923c69fSMatthew Ahrens words + 0, words + 1, words + 2, words + 3, 57054923c69fSMatthew Ahrens words + 4, words + 5, words + 6, words + 7, 57064923c69fSMatthew Ahrens words + 8, words + 9, words + 10, words + 11, 57074923c69fSMatthew Ahrens words + 12, words + 13, words + 14, words + 15); 57084923c69fSMatthew Ahrens if (err != 16) { 570903a4c2f4SJorgen Lundman (void) fprintf(stderr, "invalid input format\n"); 57104923c69fSMatthew Ahrens exit(1); 57114923c69fSMatthew Ahrens } 57124923c69fSMatthew Ahrens ASSERT3U(BPE_GET_LSIZE(&bp), <=, SPA_MAXBLOCKSIZE); 571303a4c2f4SJorgen Lundman buf = malloc(SPA_MAXBLOCKSIZE); 571403a4c2f4SJorgen Lundman if (buf == NULL) { 571503a4c2f4SJorgen Lundman (void) fprintf(stderr, "out of memory\n"); 571603a4c2f4SJorgen Lundman exit(1); 571703a4c2f4SJorgen Lundman } 57184923c69fSMatthew Ahrens err = decode_embedded_bp(&bp, buf, BPE_GET_LSIZE(&bp)); 57194923c69fSMatthew Ahrens if (err != 0) { 572003a4c2f4SJorgen Lundman (void) fprintf(stderr, "decode failed: %u\n", err); 57214923c69fSMatthew Ahrens exit(1); 57224923c69fSMatthew Ahrens } 57234923c69fSMatthew Ahrens zdb_dump_block_raw(buf, BPE_GET_LSIZE(&bp), 0); 572403a4c2f4SJorgen Lundman free(buf); 57254923c69fSMatthew Ahrens } 57264923c69fSMatthew Ahrens 5727fa9e4066Sahrens int 5728fa9e4066Sahrens main(int argc, char **argv) 5729fa9e4066Sahrens { 57303f7978d0SAlan Somers int c; 5731fa9e4066Sahrens struct rlimit rl = { 1024, 1024 }; 57323ad6c7f9SVictor Latushkin spa_t *spa = NULL; 5733fa9e4066Sahrens objset_t *os = NULL; 5734fa9e4066Sahrens int dump_all = 1; 5735fa9e4066Sahrens int verbose = 0; 5736c8ee1847SVictor Latushkin int error = 0; 57373ad6c7f9SVictor Latushkin char **searchdirs = NULL; 57383ad6c7f9SVictor Latushkin int nsearch = 0; 5739e0f1c0afSOlaf Faaland char *target, *target_pool; 5740468c413aSTim Haley nvlist_t *policy = NULL; 5741468c413aSTim Haley uint64_t max_txg = UINT64_MAX; 5742dfd5965fSRichard Yao int flags = ZFS_IMPORT_MISSING_LOG; 5743c8ee1847SVictor Latushkin int rewind = ZPOOL_NEVER_REWIND; 5744ae24175bSCyril Plisko char *spa_config_path_env; 5745b702644aSTim Chase boolean_t target_is_spa = B_TRUE; 574686714001SSerapheim Dimitropoulos nvlist_t *cfg = NULL; 5747fa9e4066Sahrens 5748fa9e4066Sahrens (void) setrlimit(RLIMIT_NOFILE, &rl); 5749004388ebScasper (void) enable_extended_FILE_stdio(-1, -1); 5750fa9e4066Sahrens 5751fa9e4066Sahrens dprintf_setup(&argc, argv); 5752fa9e4066Sahrens 5753ae24175bSCyril Plisko /* 5754ae24175bSCyril Plisko * If there is an environment variable SPA_CONFIG_PATH it overrides 5755ae24175bSCyril Plisko * default spa_config_path setting. If -U flag is specified it will 5756ae24175bSCyril Plisko * override this environment variable settings once again. 5757ae24175bSCyril Plisko */ 5758ae24175bSCyril Plisko spa_config_path_env = getenv("SPA_CONFIG_PATH"); 5759ae24175bSCyril Plisko if (spa_config_path_env != NULL) 5760ae24175bSCyril Plisko spa_config_path = spa_config_path_env; 5761ae24175bSCyril Plisko 5762df15e419SMatthew Ahrens while ((c = getopt(argc, argv, 576386714001SSerapheim Dimitropoulos "AbcCdDeEFGhiI:klLmMo:Op:PqRsSt:uU:vVx:X")) != -1) { 5764fa9e4066Sahrens switch (c) { 5765fa9e4066Sahrens case 'b': 5766fa9e4066Sahrens case 'c': 5767ed61ec1dSYuri Pankov case 'C': 5768b24ab676SJeff Bonwick case 'd': 5769ed61ec1dSYuri Pankov case 'D': 57704923c69fSMatthew Ahrens case 'E': 5771ed61ec1dSYuri Pankov case 'G': 5772b24ab676SJeff Bonwick case 'h': 5773b24ab676SJeff Bonwick case 'i': 5774b24ab676SJeff Bonwick case 'l': 5775d6e555bdSGeorge Wilson case 'm': 57762e4c9986SGeorge Wilson case 'M': 5777ed61ec1dSYuri Pankov case 'O': 577844cd46caSbillm case 'R': 5779ed61ec1dSYuri Pankov case 's': 5780b24ab676SJeff Bonwick case 'S': 5781ed61ec1dSYuri Pankov case 'u': 5782fa9e4066Sahrens dump_opt[c]++; 5783fa9e4066Sahrens dump_all = 0; 5784fa9e4066Sahrens break; 5785feef89cfSVictor Latushkin case 'A': 5786ed61ec1dSYuri Pankov case 'e': 5787c8ee1847SVictor Latushkin case 'F': 578886714001SSerapheim Dimitropoulos case 'k': 578982a0a985SVictor Latushkin case 'L': 57903f9d6ad7SLin Ling case 'P': 579164723e36SYuri Pankov case 'q': 5792ed61ec1dSYuri Pankov case 'X': 579382a0a985SVictor Latushkin dump_opt[c]++; 579482a0a985SVictor Latushkin break; 5795ed61ec1dSYuri Pankov /* NB: Sort single match options below. */ 57962e4c9986SGeorge Wilson case 'I': 579731d7e8faSGeorge Wilson max_inflight = strtoull(optarg, NULL, 0); 579831d7e8faSGeorge Wilson if (max_inflight == 0) { 579931d7e8faSGeorge Wilson (void) fprintf(stderr, "maximum number " 580031d7e8faSGeorge Wilson "of inflight I/Os must be greater " 580131d7e8faSGeorge Wilson "than 0\n"); 580231d7e8faSGeorge Wilson usage(); 580331d7e8faSGeorge Wilson } 580431d7e8faSGeorge Wilson break; 5805ed61ec1dSYuri Pankov case 'o': 5806ed61ec1dSYuri Pankov error = set_global_var(optarg); 5807ed61ec1dSYuri Pankov if (error != 0) 5808ed61ec1dSYuri Pankov usage(); 5809ed61ec1dSYuri Pankov break; 5810de6628f0Sck case 'p': 58113ad6c7f9SVictor Latushkin if (searchdirs == NULL) { 58123ad6c7f9SVictor Latushkin searchdirs = umem_alloc(sizeof (char *), 58133ad6c7f9SVictor Latushkin UMEM_NOFAIL); 58143ad6c7f9SVictor Latushkin } else { 58153ad6c7f9SVictor Latushkin char **tmp = umem_alloc((nsearch + 1) * 58163ad6c7f9SVictor Latushkin sizeof (char *), UMEM_NOFAIL); 58173ad6c7f9SVictor Latushkin bcopy(searchdirs, tmp, nsearch * 58183ad6c7f9SVictor Latushkin sizeof (char *)); 58193ad6c7f9SVictor Latushkin umem_free(searchdirs, 58203ad6c7f9SVictor Latushkin nsearch * sizeof (char *)); 58213ad6c7f9SVictor Latushkin searchdirs = tmp; 58223ad6c7f9SVictor Latushkin } 58233ad6c7f9SVictor Latushkin searchdirs[nsearch++] = optarg; 5824de6628f0Sck break; 58252e551927SVictor Latushkin case 't': 5826468c413aSTim Haley max_txg = strtoull(optarg, NULL, 0); 5827468c413aSTim Haley if (max_txg < TXG_INITIAL) { 58282e551927SVictor Latushkin (void) fprintf(stderr, "incorrect txg " 58292e551927SVictor Latushkin "specified: %s\n", optarg); 58302e551927SVictor Latushkin usage(); 58312e551927SVictor Latushkin } 58322e551927SVictor Latushkin break; 5833b24ab676SJeff Bonwick case 'U': 5834b24ab676SJeff Bonwick spa_config_path = optarg; 58354923c69fSMatthew Ahrens if (spa_config_path[0] != '/') { 58364923c69fSMatthew Ahrens (void) fprintf(stderr, 58374923c69fSMatthew Ahrens "cachefile must be an absolute path " 58384923c69fSMatthew Ahrens "(i.e. start with a slash)\n"); 58394923c69fSMatthew Ahrens usage(); 58404923c69fSMatthew Ahrens } 5841b24ab676SJeff Bonwick break; 58422e4c9986SGeorge Wilson case 'v': 58432e4c9986SGeorge Wilson verbose++; 58442e4c9986SGeorge Wilson break; 5845dfd5965fSRichard Yao case 'V': 5846dfd5965fSRichard Yao flags = ZFS_IMPORT_VERBATIM; 5847dfd5965fSRichard Yao break; 58482e4c9986SGeorge Wilson case 'x': 58492e4c9986SGeorge Wilson vn_dumpdir = optarg; 58502e4c9986SGeorge Wilson break; 5851fa9e4066Sahrens default: 5852fa9e4066Sahrens usage(); 5853fa9e4066Sahrens break; 5854fa9e4066Sahrens } 5855fa9e4066Sahrens } 5856fa9e4066Sahrens 58573ad6c7f9SVictor Latushkin if (!dump_opt['e'] && searchdirs != NULL) { 585888b7b0f2SMatthew Ahrens (void) fprintf(stderr, "-p option requires use of -e\n"); 585988b7b0f2SMatthew Ahrens usage(); 586088b7b0f2SMatthew Ahrens } 5861de6628f0Sck 586206be9802SMatthew Ahrens /* 586306be9802SMatthew Ahrens * ZDB does not typically re-read blocks; therefore limit the ARC 586406be9802SMatthew Ahrens * to 256 MB, which can be used entirely for metadata. 586506be9802SMatthew Ahrens */ 586606be9802SMatthew Ahrens zfs_arc_max = zfs_arc_meta_limit = 256 * 1024 * 1024; 586706be9802SMatthew Ahrens 5868f7950bf1SMatthew Ahrens /* 5869f7950bf1SMatthew Ahrens * "zdb -c" uses checksum-verifying scrub i/os which are async reads. 5870f7950bf1SMatthew Ahrens * "zdb -b" uses traversal prefetch which uses async reads. 5871f7950bf1SMatthew Ahrens * For good performance, let several of them be active at once. 5872f7950bf1SMatthew Ahrens */ 5873f7950bf1SMatthew Ahrens zfs_vdev_async_read_max_active = 10; 5874f7950bf1SMatthew Ahrens 58754dd77f9eSMatthew Ahrens /* 58764dd77f9eSMatthew Ahrens * Disable reference tracking for better performance. 58774dd77f9eSMatthew Ahrens */ 58784dd77f9eSMatthew Ahrens reference_tracking_enable = B_FALSE; 58794dd77f9eSMatthew Ahrens 5880e144c4e6SPavel Zakharov /* 5881e144c4e6SPavel Zakharov * Do not fail spa_load when spa_load_verify fails. This is needed 5882e144c4e6SPavel Zakharov * to load non-idle pools. 5883e144c4e6SPavel Zakharov */ 5884e144c4e6SPavel Zakharov spa_load_verify_dryrun = B_TRUE; 5885e144c4e6SPavel Zakharov 5886fa9e4066Sahrens kernel_init(FREAD); 5887de6628f0Sck g_zfs = libzfs_init(); 588891ebeef5Sahrens ASSERT(g_zfs != NULL); 5889fa9e4066Sahrens 5890b24ab676SJeff Bonwick if (dump_all) 5891b24ab676SJeff Bonwick verbose = MAX(verbose, 1); 5892b24ab676SJeff Bonwick 5893fa9e4066Sahrens for (c = 0; c < 256; c++) { 589486714001SSerapheim Dimitropoulos if (dump_all && strchr("AeEFklLOPRSX", c) == NULL) 5895fa9e4066Sahrens dump_opt[c] = 1; 5896fa9e4066Sahrens if (dump_opt[c]) 5897fa9e4066Sahrens dump_opt[c] += verbose; 5898fa9e4066Sahrens } 5899fa9e4066Sahrens 5900feef89cfSVictor Latushkin aok = (dump_opt['A'] == 1) || (dump_opt['A'] > 2); 5901feef89cfSVictor Latushkin zfs_recover = (dump_opt['A'] > 1); 5902feef89cfSVictor Latushkin 5903fa9e4066Sahrens argc -= optind; 5904fa9e4066Sahrens argv += optind; 5905fa9e4066Sahrens 590607428bdfSVictor Latushkin if (argc < 2 && dump_opt['R']) 590707428bdfSVictor Latushkin usage(); 59084923c69fSMatthew Ahrens 59094923c69fSMatthew Ahrens if (dump_opt['E']) { 59104923c69fSMatthew Ahrens if (argc != 1) 59114923c69fSMatthew Ahrens usage(); 59124923c69fSMatthew Ahrens zdb_embedded_block(argv[0]); 59134923c69fSMatthew Ahrens return (0); 59144923c69fSMatthew Ahrens } 59154923c69fSMatthew Ahrens 5916fa9e4066Sahrens if (argc < 1) { 59173ad6c7f9SVictor Latushkin if (!dump_opt['e'] && dump_opt['C']) { 5918e829d913Sck dump_cachefile(spa_config_path); 5919fa9e4066Sahrens return (0); 5920fa9e4066Sahrens } 5921fa9e4066Sahrens usage(); 5922fa9e4066Sahrens } 5923fa9e4066Sahrens 592464723e36SYuri Pankov if (dump_opt['l']) 592564723e36SYuri Pankov return (dump_label(argv[0])); 5926fa9e4066Sahrens 5927ed61ec1dSYuri Pankov if (dump_opt['O']) { 5928ed61ec1dSYuri Pankov if (argc != 2) 5929ed61ec1dSYuri Pankov usage(); 5930ed61ec1dSYuri Pankov dump_opt['v'] = verbose + 3; 5931ed61ec1dSYuri Pankov return (dump_path(argv[0], argv[1])); 5932ed61ec1dSYuri Pankov } 5933ed61ec1dSYuri Pankov 5934c8ee1847SVictor Latushkin if (dump_opt['X'] || dump_opt['F']) 5935c8ee1847SVictor Latushkin rewind = ZPOOL_DO_REWIND | 5936c8ee1847SVictor Latushkin (dump_opt['X'] ? ZPOOL_EXTREME_REWIND : 0); 5937c8ee1847SVictor Latushkin 5938c8ee1847SVictor Latushkin if (nvlist_alloc(&policy, NV_UNIQUE_NAME_TYPE, 0) != 0 || 59395dafeea3SPavel Zakharov nvlist_add_uint64(policy, ZPOOL_LOAD_REQUEST_TXG, max_txg) != 0 || 59405dafeea3SPavel Zakharov nvlist_add_uint32(policy, ZPOOL_LOAD_REWIND_POLICY, rewind) != 0) 5941c8ee1847SVictor Latushkin fatal("internal error: %s", strerror(ENOMEM)); 5942c8ee1847SVictor Latushkin 5943c5904d13Seschrock error = 0; 59443ad6c7f9SVictor Latushkin target = argv[0]; 5945990b4856Slling 5946e0f1c0afSOlaf Faaland if (strpbrk(target, "/@") != NULL) { 5947e0f1c0afSOlaf Faaland size_t targetlen; 5948e0f1c0afSOlaf Faaland 5949e0f1c0afSOlaf Faaland target_pool = strdup(target); 5950e0f1c0afSOlaf Faaland *strpbrk(target_pool, "/@") = '\0'; 5951e0f1c0afSOlaf Faaland 5952e0f1c0afSOlaf Faaland target_is_spa = B_FALSE; 5953e0f1c0afSOlaf Faaland targetlen = strlen(target); 5954e0f1c0afSOlaf Faaland if (targetlen && target[targetlen - 1] == '/') 5955e0f1c0afSOlaf Faaland target[targetlen - 1] = '\0'; 5956e0f1c0afSOlaf Faaland } else { 5957e0f1c0afSOlaf Faaland target_pool = target; 5958e0f1c0afSOlaf Faaland } 5959e0f1c0afSOlaf Faaland 59603ad6c7f9SVictor Latushkin if (dump_opt['e']) { 5961e0f1c0afSOlaf Faaland importargs_t args = { 0 }; 5962990b4856Slling 5963e0f1c0afSOlaf Faaland args.paths = nsearch; 5964e0f1c0afSOlaf Faaland args.path = searchdirs; 5965e0f1c0afSOlaf Faaland args.can_be_active = B_TRUE; 5966e0f1c0afSOlaf Faaland 5967e0f1c0afSOlaf Faaland error = zpool_tryimport(g_zfs, target_pool, &cfg, &args); 5968e0f1c0afSOlaf Faaland 5969e0f1c0afSOlaf Faaland if (error == 0) { 597086714001SSerapheim Dimitropoulos 5971c8ee1847SVictor Latushkin if (nvlist_add_nvlist(cfg, 59725dafeea3SPavel Zakharov ZPOOL_LOAD_POLICY, policy) != 0) { 5973468c413aSTim Haley fatal("can't open '%s': %s", 5974468c413aSTim Haley target, strerror(ENOMEM)); 5975468c413aSTim Haley } 5976e0f1c0afSOlaf Faaland 5977e0f1c0afSOlaf Faaland if (dump_opt['C'] > 1) { 5978e0f1c0afSOlaf Faaland (void) printf("\nConfiguration for import:\n"); 5979e0f1c0afSOlaf Faaland dump_nvlist(cfg, 8); 5980e0f1c0afSOlaf Faaland } 5981e0f1c0afSOlaf Faaland 5982e0f1c0afSOlaf Faaland /* 5983e0f1c0afSOlaf Faaland * Disable the activity check to allow examination of 5984e0f1c0afSOlaf Faaland * active pools. 5985e0f1c0afSOlaf Faaland */ 5986e0f1c0afSOlaf Faaland error = spa_import(target_pool, cfg, NULL, 5987e0f1c0afSOlaf Faaland flags | ZFS_IMPORT_SKIP_MMP); 5988de6628f0Sck } 5989c5904d13Seschrock } 5990c5904d13Seschrock 599186714001SSerapheim Dimitropoulos char *checkpoint_pool = NULL; 599286714001SSerapheim Dimitropoulos char *checkpoint_target = NULL; 599386714001SSerapheim Dimitropoulos if (dump_opt['k']) { 599486714001SSerapheim Dimitropoulos checkpoint_pool = import_checkpointed_state(target, cfg, 599586714001SSerapheim Dimitropoulos &checkpoint_target); 599686714001SSerapheim Dimitropoulos 599786714001SSerapheim Dimitropoulos if (checkpoint_target != NULL) 599886714001SSerapheim Dimitropoulos target = checkpoint_target; 599986714001SSerapheim Dimitropoulos 600086714001SSerapheim Dimitropoulos } 600186714001SSerapheim Dimitropoulos 6002c5904d13Seschrock if (error == 0) { 600386714001SSerapheim Dimitropoulos if (dump_opt['k'] && (target_is_spa || dump_opt['R'])) { 600486714001SSerapheim Dimitropoulos ASSERT(checkpoint_pool != NULL); 600586714001SSerapheim Dimitropoulos ASSERT(checkpoint_target == NULL); 600686714001SSerapheim Dimitropoulos 600786714001SSerapheim Dimitropoulos error = spa_open(checkpoint_pool, &spa, FTAG); 600886714001SSerapheim Dimitropoulos if (error != 0) { 600986714001SSerapheim Dimitropoulos fatal("Tried to open pool \"%s\" but " 601086714001SSerapheim Dimitropoulos "spa_open() failed with error %d\n", 601186714001SSerapheim Dimitropoulos checkpoint_pool, error); 601286714001SSerapheim Dimitropoulos } 601386714001SSerapheim Dimitropoulos 601486714001SSerapheim Dimitropoulos } else if (target_is_spa || dump_opt['R']) { 6015e0f1c0afSOlaf Faaland zdb_set_skip_mmp(target); 601680eb36f2SGeorge Wilson error = spa_open_rewind(target, &spa, FTAG, policy, 601780eb36f2SGeorge Wilson NULL); 60188f18d1faSGeorge Wilson if (error) { 60198f18d1faSGeorge Wilson /* 60208f18d1faSGeorge Wilson * If we're missing the log device then 60218f18d1faSGeorge Wilson * try opening the pool after clearing the 60228f18d1faSGeorge Wilson * log state. 60238f18d1faSGeorge Wilson */ 60248f18d1faSGeorge Wilson mutex_enter(&spa_namespace_lock); 60253ad6c7f9SVictor Latushkin if ((spa = spa_lookup(target)) != NULL && 60268f18d1faSGeorge Wilson spa->spa_log_state == SPA_LOG_MISSING) { 60278f18d1faSGeorge Wilson spa->spa_log_state = SPA_LOG_CLEAR; 60288f18d1faSGeorge Wilson error = 0; 60298f18d1faSGeorge Wilson } 60308f18d1faSGeorge Wilson mutex_exit(&spa_namespace_lock); 60318f18d1faSGeorge Wilson 603280eb36f2SGeorge Wilson if (!error) { 603380eb36f2SGeorge Wilson error = spa_open_rewind(target, &spa, 603480eb36f2SGeorge Wilson FTAG, policy, NULL); 603580eb36f2SGeorge Wilson } 60368f18d1faSGeorge Wilson } 603707428bdfSVictor Latushkin } else { 6038e0f1c0afSOlaf Faaland zdb_set_skip_mmp(target); 6039ed61ec1dSYuri Pankov error = open_objset(target, DMU_OST_ANY, FTAG, &os); 6040c5904d13Seschrock } 6041fa9e4066Sahrens } 604280eb36f2SGeorge Wilson nvlist_free(policy); 604380eb36f2SGeorge Wilson 6044fa9e4066Sahrens if (error) 60453ad6c7f9SVictor Latushkin fatal("can't open '%s': %s", target, strerror(error)); 6046fa9e4066Sahrens 6047fa9e4066Sahrens argv++; 604807428bdfSVictor Latushkin argc--; 604907428bdfSVictor Latushkin if (!dump_opt['R']) { 605007428bdfSVictor Latushkin if (argc > 0) { 605107428bdfSVictor Latushkin zopt_objects = argc; 605207428bdfSVictor Latushkin zopt_object = calloc(zopt_objects, sizeof (uint64_t)); 60533f7978d0SAlan Somers for (unsigned i = 0; i < zopt_objects; i++) { 605407428bdfSVictor Latushkin errno = 0; 605507428bdfSVictor Latushkin zopt_object[i] = strtoull(argv[i], NULL, 0); 605607428bdfSVictor Latushkin if (zopt_object[i] == 0 && errno != 0) 605787219db7SVictor Latushkin fatal("bad number %s: %s", 605807428bdfSVictor Latushkin argv[i], strerror(errno)); 605907428bdfSVictor Latushkin } 6060fa9e4066Sahrens } 6061e690fb27SChristopher Siden if (os != NULL) { 6062e690fb27SChristopher Siden dump_dir(os); 6063e690fb27SChristopher Siden } else if (zopt_objects > 0 && !dump_opt['m']) { 6064e690fb27SChristopher Siden dump_dir(spa->spa_meta_objset); 6065e690fb27SChristopher Siden } else { 6066e690fb27SChristopher Siden dump_zpool(spa); 6067e690fb27SChristopher Siden } 6068fa9e4066Sahrens } else { 606907428bdfSVictor Latushkin flagbits['b'] = ZDB_FLAG_PRINT_BLKPTR; 607007428bdfSVictor Latushkin flagbits['c'] = ZDB_FLAG_CHECKSUM; 607107428bdfSVictor Latushkin flagbits['d'] = ZDB_FLAG_DECOMPRESS; 607207428bdfSVictor Latushkin flagbits['e'] = ZDB_FLAG_BSWAP; 607307428bdfSVictor Latushkin flagbits['g'] = ZDB_FLAG_GBH; 607407428bdfSVictor Latushkin flagbits['i'] = ZDB_FLAG_INDIRECT; 607507428bdfSVictor Latushkin flagbits['p'] = ZDB_FLAG_PHYS; 607607428bdfSVictor Latushkin flagbits['r'] = ZDB_FLAG_RAW; 607707428bdfSVictor Latushkin 60783f7978d0SAlan Somers for (int i = 0; i < argc; i++) 607907428bdfSVictor Latushkin zdb_read_block(argv[i], spa); 6080fa9e4066Sahrens } 6081fa9e4066Sahrens 608286714001SSerapheim Dimitropoulos if (dump_opt['k']) { 608386714001SSerapheim Dimitropoulos free(checkpoint_pool); 608486714001SSerapheim Dimitropoulos if (!target_is_spa) 608586714001SSerapheim Dimitropoulos free(checkpoint_target); 608686714001SSerapheim Dimitropoulos } 608786714001SSerapheim Dimitropoulos 6088ed61ec1dSYuri Pankov if (os != NULL) 6089ed61ec1dSYuri Pankov close_objset(os, FTAG); 6090ed61ec1dSYuri Pankov else 6091ed61ec1dSYuri Pankov spa_close(spa, FTAG); 609207428bdfSVictor Latushkin 6093e0d35c44Smarks fuid_table_destroy(); 6094e0d35c44Smarks 609529bdd2f9SPavel Zakharov dump_debug_buffer(); 609629bdd2f9SPavel Zakharov 6097de6628f0Sck libzfs_fini(g_zfs); 6098fa9e4066Sahrens kernel_fini(); 6099fa9e4066Sahrens 610020b5dafbSPaul Dagnelie return (error); 6101fa9e4066Sahrens } 6102