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. 24*663207adSDon Brady * Copyright (c) 2011, 2018 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> 684445fffbSMatthew Ahrens #include <zfs_comutil.h> 690a055120SJason King #include <libcmdutils.h> 70de6628f0Sck #undef verify 71de6628f0Sck #include <libzfs.h> 72fa9e4066Sahrens 733f7978d0SAlan Somers #include "zdb.h" 743f7978d0SAlan Somers 75e690fb27SChristopher Siden #define ZDB_COMPRESS_NAME(idx) ((idx) < ZIO_COMPRESS_FUNCTIONS ? \ 76e690fb27SChristopher Siden zio_compress_table[(idx)].ci_name : "UNKNOWN") 77e690fb27SChristopher Siden #define ZDB_CHECKSUM_NAME(idx) ((idx) < ZIO_CHECKSUM_FUNCTIONS ? \ 78e690fb27SChristopher Siden zio_checksum_table[(idx)].ci_name : "UNKNOWN") 79e690fb27SChristopher Siden #define ZDB_OT_NAME(idx) ((idx) < DMU_OT_NUMTYPES ? \ 80e690fb27SChristopher Siden dmu_ot[(idx)].ot_name : DMU_OT_IS_VALID(idx) ? \ 81e690fb27SChristopher Siden dmu_ot_byteswap[DMU_OT_BYTESWAP(idx)].ob_name : "UNKNOWN") 82e690fb27SChristopher Siden #define ZDB_OT_TYPE(idx) ((idx) < DMU_OT_NUMTYPES ? (idx) : \ 835cabbc6bSPrashanth Sreenivasa (idx) == DMU_OTN_ZAP_DATA || (idx) == DMU_OTN_ZAP_METADATA ? \ 845cabbc6bSPrashanth Sreenivasa DMU_OT_ZAP_OTHER : \ 855cabbc6bSPrashanth Sreenivasa (idx) == DMU_OTN_UINT64_DATA || (idx) == DMU_OTN_UINT64_METADATA ? \ 865cabbc6bSPrashanth Sreenivasa DMU_OT_UINT64_OTHER : DMU_OT_NUMTYPES) 876de8f417SVictor Latushkin 88feef89cfSVictor Latushkin #ifndef lint 894dd77f9eSMatthew Ahrens extern int reference_tracking_enable; 907fd05ac4SMatthew Ahrens extern boolean_t zfs_recover; 9106be9802SMatthew Ahrens extern uint64_t zfs_arc_max, zfs_arc_meta_limit; 92f7950bf1SMatthew Ahrens extern int zfs_vdev_async_read_max_active; 93f06dce2cSAndrew Stormont extern int aok; 94e144c4e6SPavel Zakharov extern boolean_t spa_load_verify_dryrun; 95feef89cfSVictor Latushkin #else 964dd77f9eSMatthew Ahrens int reference_tracking_enable; 977fd05ac4SMatthew Ahrens boolean_t zfs_recover; 9806be9802SMatthew Ahrens uint64_t zfs_arc_max, zfs_arc_meta_limit; 99f7950bf1SMatthew Ahrens int zfs_vdev_async_read_max_active; 100f06dce2cSAndrew Stormont int aok; 101e144c4e6SPavel Zakharov boolean_t spa_load_verify_dryrun; 102feef89cfSVictor Latushkin #endif 103feef89cfSVictor Latushkin 1043f7978d0SAlan Somers static const char cmdname[] = "zdb"; 105fa9e4066Sahrens uint8_t dump_opt[256]; 106fa9e4066Sahrens 107fa9e4066Sahrens typedef void object_viewer_t(objset_t *, uint64_t, void *data, size_t size); 108fa9e4066Sahrens 109fa9e4066Sahrens uint64_t *zopt_object = NULL; 1103f7978d0SAlan Somers static unsigned zopt_objects = 0; 111de6628f0Sck libzfs_handle_t *g_zfs; 11206be9802SMatthew Ahrens uint64_t max_inflight = 1000; 11320b5dafbSPaul Dagnelie static int leaked_objects = 0; 114fa9e4066Sahrens 115732885fcSMatthew Ahrens static void snprintf_blkptr_compact(char *, size_t, const blkptr_t *); 11617fb938fSMatthew Ahrens static void mos_obj_refd(uint64_t); 117732885fcSMatthew Ahrens 118fa9e4066Sahrens /* 119fa9e4066Sahrens * These libumem hooks provide a reasonable set of defaults for the allocator's 120fa9e4066Sahrens * debugging facilities. 121fa9e4066Sahrens */ 122fa9e4066Sahrens const char * 123fa9e4066Sahrens _umem_debug_init() 124fa9e4066Sahrens { 125fa9e4066Sahrens return ("default,verbose"); /* $UMEM_DEBUG setting */ 126fa9e4066Sahrens } 127fa9e4066Sahrens 128fa9e4066Sahrens const char * 129fa9e4066Sahrens _umem_logging_init(void) 130fa9e4066Sahrens { 131fa9e4066Sahrens return ("fail,contents"); /* $UMEM_LOGGING setting */ 132fa9e4066Sahrens } 133fa9e4066Sahrens 134fa9e4066Sahrens static void 135fa9e4066Sahrens usage(void) 136fa9e4066Sahrens { 137fa9e4066Sahrens (void) fprintf(stderr, 13886714001SSerapheim Dimitropoulos "Usage:\t%s [-AbcdDFGhikLMPsvX] [-e [-V] [-p <path> ...]] " 139ed61ec1dSYuri Pankov "[-I <inflight I/Os>]\n" 140ed61ec1dSYuri Pankov "\t\t[-o <var>=<value>]... [-t <txg>] [-U <cache>] [-x <dumpdir>]\n" 141ed61ec1dSYuri Pankov "\t\t[<poolname> [<object> ...]]\n" 142dfd5965fSRichard Yao "\t%s [-AdiPv] [-e [-V] [-p <path> ...]] [-U <cache>] <dataset> " 143ed61ec1dSYuri Pankov "[<object> ...]\n" 144ed61ec1dSYuri Pankov "\t%s -C [-A] [-U <cache>]\n" 145ed61ec1dSYuri Pankov "\t%s -l [-Aqu] <device>\n" 146dfd5965fSRichard Yao "\t%s -m [-AFLPX] [-e [-V] [-p <path> ...]] [-t <txg>] " 147dfd5965fSRichard Yao "[-U <cache>]\n\t\t<poolname> [<vdev> [<metaslab> ...]]\n" 148ed61ec1dSYuri Pankov "\t%s -O <dataset> <path>\n" 149dfd5965fSRichard Yao "\t%s -R [-A] [-e [-V] [-p <path> ...]] [-U <cache>]\n" 150ed61ec1dSYuri Pankov "\t\t<poolname> <vdev>:<offset>:<size>[:<flags>]\n" 1514923c69fSMatthew Ahrens "\t%s -E [-A] word0:word1:...:word15\n" 152dfd5965fSRichard Yao "\t%s -S [-AP] [-e [-V] [-p <path> ...]] [-U <cache>] " 153dfd5965fSRichard Yao "<poolname>\n\n", 154ed61ec1dSYuri Pankov cmdname, cmdname, cmdname, cmdname, cmdname, cmdname, cmdname, 1554923c69fSMatthew Ahrens cmdname, cmdname); 1563ad6c7f9SVictor Latushkin 1573ad6c7f9SVictor Latushkin (void) fprintf(stderr, " Dataset name must include at least one " 1583ad6c7f9SVictor Latushkin "separator character '/' or '@'\n"); 1593ad6c7f9SVictor Latushkin (void) fprintf(stderr, " If dataset name is specified, only that " 1603ad6c7f9SVictor Latushkin "dataset is dumped\n"); 1613ad6c7f9SVictor Latushkin (void) fprintf(stderr, " If object numbers are specified, only " 1623ad6c7f9SVictor Latushkin "those objects are dumped\n\n"); 1633ad6c7f9SVictor Latushkin (void) fprintf(stderr, " Options to control amount of output:\n"); 1643ad6c7f9SVictor Latushkin (void) fprintf(stderr, " -b block statistics\n"); 1653ad6c7f9SVictor Latushkin (void) fprintf(stderr, " -c checksum all metadata (twice for " 1666365109dSVictor Latushkin "all data) blocks\n"); 167ed61ec1dSYuri Pankov (void) fprintf(stderr, " -C config (or cachefile if alone)\n"); 168ed61ec1dSYuri Pankov (void) fprintf(stderr, " -d dataset(s)\n"); 169f0ba89beSJeff Bonwick (void) fprintf(stderr, " -D dedup statistics\n"); 1704923c69fSMatthew Ahrens (void) fprintf(stderr, " -E decode and display block from an " 1714923c69fSMatthew Ahrens "embedded block pointer\n"); 172ed61ec1dSYuri Pankov (void) fprintf(stderr, " -h pool history\n"); 173ed61ec1dSYuri Pankov (void) fprintf(stderr, " -i intent logs\n"); 17464723e36SYuri Pankov (void) fprintf(stderr, " -l read label contents\n"); 17586714001SSerapheim Dimitropoulos (void) fprintf(stderr, " -k examine the checkpointed state " 17686714001SSerapheim Dimitropoulos "of the pool\n"); 17782a0a985SVictor Latushkin (void) fprintf(stderr, " -L disable leak tracking (do not " 17882a0a985SVictor Latushkin "load spacemaps)\n"); 179ed61ec1dSYuri Pankov (void) fprintf(stderr, " -m metaslabs\n"); 180ed61ec1dSYuri Pankov (void) fprintf(stderr, " -M metaslab groups\n"); 181ed61ec1dSYuri Pankov (void) fprintf(stderr, " -O perform object lookups by path\n"); 182d41e7643Sek (void) fprintf(stderr, " -R read and display block from a " 183ed61ec1dSYuri Pankov "device\n"); 184ed61ec1dSYuri Pankov (void) fprintf(stderr, " -s report stats on zdb's I/O\n"); 185ed61ec1dSYuri Pankov (void) fprintf(stderr, " -S simulate dedup to measure effect\n"); 186ed61ec1dSYuri Pankov (void) fprintf(stderr, " -v verbose (applies to all " 187ed61ec1dSYuri Pankov "others)\n\n"); 1883ad6c7f9SVictor Latushkin (void) fprintf(stderr, " Below options are intended for use " 189df15e419SMatthew Ahrens "with other options:\n"); 190feef89cfSVictor Latushkin (void) fprintf(stderr, " -A ignore assertions (-A), enable " 191feef89cfSVictor Latushkin "panic recovery (-AA) or both (-AAA)\n"); 1923ad6c7f9SVictor Latushkin (void) fprintf(stderr, " -e pool is exported/destroyed/" 1933ad6c7f9SVictor Latushkin "has altroot/not in a cachefile\n"); 194ed61ec1dSYuri Pankov (void) fprintf(stderr, " -F attempt automatic rewind within " 195ed61ec1dSYuri Pankov "safe range of transaction groups\n"); 196ed61ec1dSYuri Pankov (void) fprintf(stderr, " -G dump zfs_dbgmsg buffer before " 197ed61ec1dSYuri Pankov "exiting\n"); 1982e4c9986SGeorge Wilson (void) fprintf(stderr, " -I <number of inflight I/Os> -- " 199df15e419SMatthew Ahrens "specify the maximum number of " 200df15e419SMatthew Ahrens "checksumming I/Os [default is 200]\n"); 2010e60744cSPavel Zakharov (void) fprintf(stderr, " -o <variable>=<value> set global " 2020e60744cSPavel Zakharov "variable to an unsigned 32-bit integer value\n"); 203ed61ec1dSYuri Pankov (void) fprintf(stderr, " -p <path> -- use one or more with " 204ed61ec1dSYuri Pankov "-e to specify path to vdev dir\n"); 205ed61ec1dSYuri Pankov (void) fprintf(stderr, " -P print numbers in parseable form\n"); 20664723e36SYuri Pankov (void) fprintf(stderr, " -q don't print label contents\n"); 207ed61ec1dSYuri Pankov (void) fprintf(stderr, " -t <txg> -- highest txg to use when " 208ed61ec1dSYuri Pankov "searching for uberblocks\n"); 20964723e36SYuri Pankov (void) fprintf(stderr, " -u uberblock\n"); 210ed61ec1dSYuri Pankov (void) fprintf(stderr, " -U <cachefile_path> -- use alternate " 211ed61ec1dSYuri Pankov "cachefile\n"); 212dfd5965fSRichard Yao (void) fprintf(stderr, " -V do verbatim import\n"); 213ed61ec1dSYuri Pankov (void) fprintf(stderr, " -x <dumpdir> -- " 214ed61ec1dSYuri Pankov "dump all read blocks into specified directory\n"); 215ed61ec1dSYuri Pankov (void) fprintf(stderr, " -X attempt extreme rewind (does not " 216ed61ec1dSYuri Pankov "work with dataset)\n\n"); 217fa9e4066Sahrens (void) fprintf(stderr, "Specify an option more than once (e.g. -bb) " 218fa9e4066Sahrens "to make only that option verbose\n"); 219fa9e4066Sahrens (void) fprintf(stderr, "Default is to dump everything non-verbosely\n"); 220fa9e4066Sahrens exit(1); 221fa9e4066Sahrens } 222fa9e4066Sahrens 22329bdd2f9SPavel Zakharov static void 22429bdd2f9SPavel Zakharov dump_debug_buffer() 22529bdd2f9SPavel Zakharov { 22629bdd2f9SPavel Zakharov if (dump_opt['G']) { 22729bdd2f9SPavel Zakharov (void) printf("\n"); 22829bdd2f9SPavel Zakharov zfs_dbgmsg_print("zdb"); 22929bdd2f9SPavel Zakharov } 23029bdd2f9SPavel Zakharov } 23129bdd2f9SPavel Zakharov 232ccba0801SRich Morris /* 233ccba0801SRich Morris * Called for usage errors that are discovered after a call to spa_open(), 234ccba0801SRich Morris * dmu_bonus_hold(), or pool_match(). abort() is called for other errors. 235ccba0801SRich Morris */ 236ccba0801SRich Morris 237fa9e4066Sahrens static void 238fa9e4066Sahrens fatal(const char *fmt, ...) 239fa9e4066Sahrens { 240fa9e4066Sahrens va_list ap; 241fa9e4066Sahrens 242fa9e4066Sahrens va_start(ap, fmt); 243fa9e4066Sahrens (void) fprintf(stderr, "%s: ", cmdname); 244fa9e4066Sahrens (void) vfprintf(stderr, fmt, ap); 245fa9e4066Sahrens va_end(ap); 246fa9e4066Sahrens (void) fprintf(stderr, "\n"); 247fa9e4066Sahrens 24829bdd2f9SPavel Zakharov dump_debug_buffer(); 24929bdd2f9SPavel Zakharov 250ccba0801SRich Morris exit(1); 251fa9e4066Sahrens } 252fa9e4066Sahrens 253fa9e4066Sahrens /* ARGSUSED */ 254fa9e4066Sahrens static void 255fa9e4066Sahrens dump_packed_nvlist(objset_t *os, uint64_t object, void *data, size_t size) 256fa9e4066Sahrens { 257fa9e4066Sahrens nvlist_t *nv; 258fa9e4066Sahrens size_t nvsize = *(uint64_t *)data; 259fa9e4066Sahrens char *packed = umem_alloc(nvsize, UMEM_NOFAIL); 260fa9e4066Sahrens 2617bfdf011SNeil Perrin VERIFY(0 == dmu_read(os, object, 0, nvsize, packed, DMU_READ_PREFETCH)); 262fa9e4066Sahrens 263fa9e4066Sahrens VERIFY(nvlist_unpack(packed, nvsize, &nv, 0) == 0); 264fa9e4066Sahrens 265fa9e4066Sahrens umem_free(packed, nvsize); 266fa9e4066Sahrens 267fa9e4066Sahrens dump_nvlist(nv, 8); 268fa9e4066Sahrens 269fa9e4066Sahrens nvlist_free(nv); 270fa9e4066Sahrens } 271fa9e4066Sahrens 2724445fffbSMatthew Ahrens /* ARGSUSED */ 2734445fffbSMatthew Ahrens static void 2744445fffbSMatthew Ahrens dump_history_offsets(objset_t *os, uint64_t object, void *data, size_t size) 2754445fffbSMatthew Ahrens { 2764445fffbSMatthew Ahrens spa_history_phys_t *shp = data; 2774445fffbSMatthew Ahrens 2784445fffbSMatthew Ahrens if (shp == NULL) 2794445fffbSMatthew Ahrens return; 2804445fffbSMatthew Ahrens 2814445fffbSMatthew Ahrens (void) printf("\t\tpool_create_len = %llu\n", 2824445fffbSMatthew Ahrens (u_longlong_t)shp->sh_pool_create_len); 2834445fffbSMatthew Ahrens (void) printf("\t\tphys_max_off = %llu\n", 2844445fffbSMatthew Ahrens (u_longlong_t)shp->sh_phys_max_off); 2854445fffbSMatthew Ahrens (void) printf("\t\tbof = %llu\n", 2864445fffbSMatthew Ahrens (u_longlong_t)shp->sh_bof); 2874445fffbSMatthew Ahrens (void) printf("\t\teof = %llu\n", 2884445fffbSMatthew Ahrens (u_longlong_t)shp->sh_eof); 2894445fffbSMatthew Ahrens (void) printf("\t\trecords_lost = %llu\n", 2904445fffbSMatthew Ahrens (u_longlong_t)shp->sh_records_lost); 2914445fffbSMatthew Ahrens } 2924445fffbSMatthew Ahrens 2933f9d6ad7SLin Ling static void 2940a055120SJason King zdb_nicenum(uint64_t num, char *buf, size_t buflen) 2953f9d6ad7SLin Ling { 2963f9d6ad7SLin Ling if (dump_opt['P']) 2970a055120SJason King (void) snprintf(buf, buflen, "%llu", (longlong_t)num); 2983f9d6ad7SLin Ling else 2990a055120SJason King nicenum(num, buf, sizeof (buf)); 3003f9d6ad7SLin Ling } 3013f9d6ad7SLin Ling 3023f7978d0SAlan Somers static const char histo_stars[] = "****************************************"; 3033f7978d0SAlan Somers static const uint64_t histo_width = sizeof (histo_stars) - 1; 304fa9e4066Sahrens 305fa9e4066Sahrens static void 3060713e232SGeorge Wilson dump_histogram(const uint64_t *histo, int size, int offset) 307fa9e4066Sahrens { 308fa9e4066Sahrens int i; 309490d05b9SMatthew Ahrens int minidx = size - 1; 310fa9e4066Sahrens int maxidx = 0; 311fa9e4066Sahrens uint64_t max = 0; 312fa9e4066Sahrens 313490d05b9SMatthew Ahrens for (i = 0; i < size; i++) { 314fa9e4066Sahrens if (histo[i] > max) 315fa9e4066Sahrens max = histo[i]; 316fa9e4066Sahrens if (histo[i] > 0 && i > maxidx) 317fa9e4066Sahrens maxidx = i; 318fa9e4066Sahrens if (histo[i] > 0 && i < minidx) 319fa9e4066Sahrens minidx = i; 320fa9e4066Sahrens } 321fa9e4066Sahrens 322490d05b9SMatthew Ahrens if (max < histo_width) 323490d05b9SMatthew Ahrens max = histo_width; 324fa9e4066Sahrens 325490d05b9SMatthew Ahrens for (i = minidx; i <= maxidx; i++) { 326490d05b9SMatthew Ahrens (void) printf("\t\t\t%3u: %6llu %s\n", 3270713e232SGeorge Wilson i + offset, (u_longlong_t)histo[i], 328490d05b9SMatthew Ahrens &histo_stars[(max - histo[i]) * histo_width / max]); 329490d05b9SMatthew Ahrens } 330fa9e4066Sahrens } 331fa9e4066Sahrens 332fa9e4066Sahrens static void 333fa9e4066Sahrens dump_zap_stats(objset_t *os, uint64_t object) 334fa9e4066Sahrens { 335fa9e4066Sahrens int error; 336fa9e4066Sahrens zap_stats_t zs; 337fa9e4066Sahrens 338fa9e4066Sahrens error = zap_get_stats(os, object, &zs); 339fa9e4066Sahrens if (error) 340fa9e4066Sahrens return; 341fa9e4066Sahrens 342fa9e4066Sahrens if (zs.zs_ptrtbl_len == 0) { 343fa9e4066Sahrens ASSERT(zs.zs_num_blocks == 1); 344fa9e4066Sahrens (void) printf("\tmicrozap: %llu bytes, %llu entries\n", 345fa9e4066Sahrens (u_longlong_t)zs.zs_blocksize, 346fa9e4066Sahrens (u_longlong_t)zs.zs_num_entries); 347fa9e4066Sahrens return; 348fa9e4066Sahrens } 349fa9e4066Sahrens 350fa9e4066Sahrens (void) printf("\tFat ZAP stats:\n"); 3518248818dSnd 3528248818dSnd (void) printf("\t\tPointer table:\n"); 3538248818dSnd (void) printf("\t\t\t%llu elements\n", 354fa9e4066Sahrens (u_longlong_t)zs.zs_ptrtbl_len); 3558248818dSnd (void) printf("\t\t\tzt_blk: %llu\n", 3568248818dSnd (u_longlong_t)zs.zs_ptrtbl_zt_blk); 3578248818dSnd (void) printf("\t\t\tzt_numblks: %llu\n", 3588248818dSnd (u_longlong_t)zs.zs_ptrtbl_zt_numblks); 3598248818dSnd (void) printf("\t\t\tzt_shift: %llu\n", 3608248818dSnd (u_longlong_t)zs.zs_ptrtbl_zt_shift); 3618248818dSnd (void) printf("\t\t\tzt_blks_copied: %llu\n", 3628248818dSnd (u_longlong_t)zs.zs_ptrtbl_blks_copied); 3638248818dSnd (void) printf("\t\t\tzt_nextblk: %llu\n", 3648248818dSnd (u_longlong_t)zs.zs_ptrtbl_nextblk); 3658248818dSnd 366fa9e4066Sahrens (void) printf("\t\tZAP entries: %llu\n", 367fa9e4066Sahrens (u_longlong_t)zs.zs_num_entries); 368fa9e4066Sahrens (void) printf("\t\tLeaf blocks: %llu\n", 369fa9e4066Sahrens (u_longlong_t)zs.zs_num_leafs); 370fa9e4066Sahrens (void) printf("\t\tTotal blocks: %llu\n", 371fa9e4066Sahrens (u_longlong_t)zs.zs_num_blocks); 3728248818dSnd (void) printf("\t\tzap_block_type: 0x%llx\n", 3738248818dSnd (u_longlong_t)zs.zs_block_type); 3748248818dSnd (void) printf("\t\tzap_magic: 0x%llx\n", 3758248818dSnd (u_longlong_t)zs.zs_magic); 3768248818dSnd (void) printf("\t\tzap_salt: 0x%llx\n", 3778248818dSnd (u_longlong_t)zs.zs_salt); 378fa9e4066Sahrens 379fa9e4066Sahrens (void) printf("\t\tLeafs with 2^n pointers:\n"); 3800713e232SGeorge Wilson dump_histogram(zs.zs_leafs_with_2n_pointers, ZAP_HISTOGRAM_SIZE, 0); 381fa9e4066Sahrens 382fa9e4066Sahrens (void) printf("\t\tBlocks with n*5 entries:\n"); 3830713e232SGeorge Wilson dump_histogram(zs.zs_blocks_with_n5_entries, ZAP_HISTOGRAM_SIZE, 0); 384fa9e4066Sahrens 385fa9e4066Sahrens (void) printf("\t\tBlocks n/10 full:\n"); 3860713e232SGeorge Wilson dump_histogram(zs.zs_blocks_n_tenths_full, ZAP_HISTOGRAM_SIZE, 0); 387fa9e4066Sahrens 388fa9e4066Sahrens (void) printf("\t\tEntries with n chunks:\n"); 3890713e232SGeorge Wilson dump_histogram(zs.zs_entries_using_n_chunks, ZAP_HISTOGRAM_SIZE, 0); 390fa9e4066Sahrens 391fa9e4066Sahrens (void) printf("\t\tBuckets with n entries:\n"); 3920713e232SGeorge Wilson dump_histogram(zs.zs_buckets_with_n_entries, ZAP_HISTOGRAM_SIZE, 0); 393fa9e4066Sahrens } 394fa9e4066Sahrens 395fa9e4066Sahrens /*ARGSUSED*/ 396fa9e4066Sahrens static void 397fa9e4066Sahrens dump_none(objset_t *os, uint64_t object, void *data, size_t size) 398fa9e4066Sahrens { 399fa9e4066Sahrens } 400fa9e4066Sahrens 4016de8f417SVictor Latushkin /*ARGSUSED*/ 4026de8f417SVictor Latushkin static void 4036de8f417SVictor Latushkin dump_unknown(objset_t *os, uint64_t object, void *data, size_t size) 4046de8f417SVictor Latushkin { 4056de8f417SVictor Latushkin (void) printf("\tUNKNOWN OBJECT TYPE\n"); 4066de8f417SVictor Latushkin } 4076de8f417SVictor Latushkin 408fa9e4066Sahrens /*ARGSUSED*/ 4093f7978d0SAlan Somers static void 410fa9e4066Sahrens dump_uint8(objset_t *os, uint64_t object, void *data, size_t size) 411fa9e4066Sahrens { 412fa9e4066Sahrens } 413fa9e4066Sahrens 414fa9e4066Sahrens /*ARGSUSED*/ 415fa9e4066Sahrens static void 416fa9e4066Sahrens dump_uint64(objset_t *os, uint64_t object, void *data, size_t size) 417fa9e4066Sahrens { 418fa9e4066Sahrens } 419fa9e4066Sahrens 420fa9e4066Sahrens /*ARGSUSED*/ 421fa9e4066Sahrens static void 422fa9e4066Sahrens dump_zap(objset_t *os, uint64_t object, void *data, size_t size) 423fa9e4066Sahrens { 424fa9e4066Sahrens zap_cursor_t zc; 425fa9e4066Sahrens zap_attribute_t attr; 426fa9e4066Sahrens void *prop; 4273f7978d0SAlan Somers unsigned i; 428fa9e4066Sahrens 429fa9e4066Sahrens dump_zap_stats(os, object); 430fa9e4066Sahrens (void) printf("\n"); 431fa9e4066Sahrens 432fa9e4066Sahrens for (zap_cursor_init(&zc, os, object); 433fa9e4066Sahrens zap_cursor_retrieve(&zc, &attr) == 0; 434fa9e4066Sahrens zap_cursor_advance(&zc)) { 435fa9e4066Sahrens (void) printf("\t\t%s = ", attr.za_name); 436fa9e4066Sahrens if (attr.za_num_integers == 0) { 437fa9e4066Sahrens (void) printf("\n"); 438fa9e4066Sahrens continue; 439fa9e4066Sahrens } 440fa9e4066Sahrens prop = umem_zalloc(attr.za_num_integers * 441fa9e4066Sahrens attr.za_integer_length, UMEM_NOFAIL); 442fa9e4066Sahrens (void) zap_lookup(os, object, attr.za_name, 443fa9e4066Sahrens attr.za_integer_length, attr.za_num_integers, prop); 444fa9e4066Sahrens if (attr.za_integer_length == 1) { 445fa9e4066Sahrens (void) printf("%s", (char *)prop); 446fa9e4066Sahrens } else { 447fa9e4066Sahrens for (i = 0; i < attr.za_num_integers; i++) { 448fa9e4066Sahrens switch (attr.za_integer_length) { 449fa9e4066Sahrens case 2: 450fa9e4066Sahrens (void) printf("%u ", 451fa9e4066Sahrens ((uint16_t *)prop)[i]); 452fa9e4066Sahrens break; 453fa9e4066Sahrens case 4: 454fa9e4066Sahrens (void) printf("%u ", 455fa9e4066Sahrens ((uint32_t *)prop)[i]); 456fa9e4066Sahrens break; 457fa9e4066Sahrens case 8: 458fa9e4066Sahrens (void) printf("%lld ", 459fa9e4066Sahrens (u_longlong_t)((int64_t *)prop)[i]); 460fa9e4066Sahrens break; 461fa9e4066Sahrens } 462fa9e4066Sahrens } 463fa9e4066Sahrens } 464fa9e4066Sahrens (void) printf("\n"); 465fa9e4066Sahrens umem_free(prop, attr.za_num_integers * attr.za_integer_length); 466fa9e4066Sahrens } 46787e5029aSahrens zap_cursor_fini(&zc); 468fa9e4066Sahrens } 469fa9e4066Sahrens 470732885fcSMatthew Ahrens static void 471732885fcSMatthew Ahrens dump_bpobj(objset_t *os, uint64_t object, void *data, size_t size) 472732885fcSMatthew Ahrens { 473732885fcSMatthew Ahrens bpobj_phys_t *bpop = data; 474732885fcSMatthew Ahrens char bytes[32], comp[32], uncomp[32]; 475732885fcSMatthew Ahrens 4760a055120SJason King /* make sure the output won't get truncated */ 4770a055120SJason King CTASSERT(sizeof (bytes) >= NN_NUMBUF_SZ); 4780a055120SJason King CTASSERT(sizeof (comp) >= NN_NUMBUF_SZ); 4790a055120SJason King CTASSERT(sizeof (uncomp) >= NN_NUMBUF_SZ); 4800a055120SJason King 481732885fcSMatthew Ahrens if (bpop == NULL) 482732885fcSMatthew Ahrens return; 483732885fcSMatthew Ahrens 4840a055120SJason King zdb_nicenum(bpop->bpo_bytes, bytes, sizeof (bytes)); 4850a055120SJason King zdb_nicenum(bpop->bpo_comp, comp, sizeof (comp)); 4860a055120SJason King zdb_nicenum(bpop->bpo_uncomp, uncomp, sizeof (uncomp)); 487732885fcSMatthew Ahrens 488732885fcSMatthew Ahrens (void) printf("\t\tnum_blkptrs = %llu\n", 489732885fcSMatthew Ahrens (u_longlong_t)bpop->bpo_num_blkptrs); 490732885fcSMatthew Ahrens (void) printf("\t\tbytes = %s\n", bytes); 491732885fcSMatthew Ahrens if (size >= BPOBJ_SIZE_V1) { 492732885fcSMatthew Ahrens (void) printf("\t\tcomp = %s\n", comp); 493732885fcSMatthew Ahrens (void) printf("\t\tuncomp = %s\n", uncomp); 494732885fcSMatthew Ahrens } 495732885fcSMatthew Ahrens if (size >= sizeof (*bpop)) { 496732885fcSMatthew Ahrens (void) printf("\t\tsubobjs = %llu\n", 497732885fcSMatthew Ahrens (u_longlong_t)bpop->bpo_subobjs); 498732885fcSMatthew Ahrens (void) printf("\t\tnum_subobjs = %llu\n", 499732885fcSMatthew Ahrens (u_longlong_t)bpop->bpo_num_subobjs); 500732885fcSMatthew Ahrens } 501732885fcSMatthew Ahrens 502732885fcSMatthew Ahrens if (dump_opt['d'] < 5) 503732885fcSMatthew Ahrens return; 504732885fcSMatthew Ahrens 505732885fcSMatthew Ahrens for (uint64_t i = 0; i < bpop->bpo_num_blkptrs; i++) { 506732885fcSMatthew Ahrens char blkbuf[BP_SPRINTF_LEN]; 507732885fcSMatthew Ahrens blkptr_t bp; 508732885fcSMatthew Ahrens 509732885fcSMatthew Ahrens int err = dmu_read(os, object, 510732885fcSMatthew Ahrens i * sizeof (bp), sizeof (bp), &bp, 0); 511732885fcSMatthew Ahrens if (err != 0) { 512732885fcSMatthew Ahrens (void) printf("got error %u from dmu_read\n", err); 513732885fcSMatthew Ahrens break; 514732885fcSMatthew Ahrens } 515732885fcSMatthew Ahrens snprintf_blkptr_compact(blkbuf, sizeof (blkbuf), &bp); 516732885fcSMatthew Ahrens (void) printf("\t%s\n", blkbuf); 517732885fcSMatthew Ahrens } 518732885fcSMatthew Ahrens } 519732885fcSMatthew Ahrens 520732885fcSMatthew Ahrens /* ARGSUSED */ 521732885fcSMatthew Ahrens static void 522732885fcSMatthew Ahrens dump_bpobj_subobjs(objset_t *os, uint64_t object, void *data, size_t size) 523732885fcSMatthew Ahrens { 524732885fcSMatthew Ahrens dmu_object_info_t doi; 525732885fcSMatthew Ahrens 526732885fcSMatthew Ahrens VERIFY0(dmu_object_info(os, object, &doi)); 527732885fcSMatthew Ahrens uint64_t *subobjs = kmem_alloc(doi.doi_max_offset, KM_SLEEP); 528732885fcSMatthew Ahrens 529732885fcSMatthew Ahrens int err = dmu_read(os, object, 0, doi.doi_max_offset, subobjs, 0); 530732885fcSMatthew Ahrens if (err != 0) { 531732885fcSMatthew Ahrens (void) printf("got error %u from dmu_read\n", err); 532732885fcSMatthew Ahrens kmem_free(subobjs, doi.doi_max_offset); 533732885fcSMatthew Ahrens return; 534732885fcSMatthew Ahrens } 535732885fcSMatthew Ahrens 536732885fcSMatthew Ahrens int64_t last_nonzero = -1; 537732885fcSMatthew Ahrens for (uint64_t i = 0; i < doi.doi_max_offset / 8; i++) { 538732885fcSMatthew Ahrens if (subobjs[i] != 0) 539732885fcSMatthew Ahrens last_nonzero = i; 540732885fcSMatthew Ahrens } 541732885fcSMatthew Ahrens 542732885fcSMatthew Ahrens for (int64_t i = 0; i <= last_nonzero; i++) { 543732885fcSMatthew Ahrens (void) printf("\t%llu\n", (longlong_t)subobjs[i]); 544732885fcSMatthew Ahrens } 545732885fcSMatthew Ahrens kmem_free(subobjs, doi.doi_max_offset); 546732885fcSMatthew Ahrens } 547732885fcSMatthew Ahrens 548486ae710SMatthew Ahrens /*ARGSUSED*/ 549486ae710SMatthew Ahrens static void 550486ae710SMatthew Ahrens dump_ddt_zap(objset_t *os, uint64_t object, void *data, size_t size) 551486ae710SMatthew Ahrens { 552486ae710SMatthew Ahrens dump_zap_stats(os, object); 553486ae710SMatthew Ahrens /* contents are printed elsewhere, properly decoded */ 554486ae710SMatthew Ahrens } 555486ae710SMatthew Ahrens 5560a586ceaSMark Shellenbaum /*ARGSUSED*/ 5570a586ceaSMark Shellenbaum static void 5580a586ceaSMark Shellenbaum dump_sa_attrs(objset_t *os, uint64_t object, void *data, size_t size) 5590a586ceaSMark Shellenbaum { 5600a586ceaSMark Shellenbaum zap_cursor_t zc; 5610a586ceaSMark Shellenbaum zap_attribute_t attr; 5620a586ceaSMark Shellenbaum 5630a586ceaSMark Shellenbaum dump_zap_stats(os, object); 5640a586ceaSMark Shellenbaum (void) printf("\n"); 5650a586ceaSMark Shellenbaum 5660a586ceaSMark Shellenbaum for (zap_cursor_init(&zc, os, object); 5670a586ceaSMark Shellenbaum zap_cursor_retrieve(&zc, &attr) == 0; 5680a586ceaSMark Shellenbaum zap_cursor_advance(&zc)) { 5690a586ceaSMark Shellenbaum (void) printf("\t\t%s = ", attr.za_name); 5700a586ceaSMark Shellenbaum if (attr.za_num_integers == 0) { 5710a586ceaSMark Shellenbaum (void) printf("\n"); 5720a586ceaSMark Shellenbaum continue; 5730a586ceaSMark Shellenbaum } 5740a586ceaSMark Shellenbaum (void) printf(" %llx : [%d:%d:%d]\n", 5750a586ceaSMark Shellenbaum (u_longlong_t)attr.za_first_integer, 5760a586ceaSMark Shellenbaum (int)ATTR_LENGTH(attr.za_first_integer), 5770a586ceaSMark Shellenbaum (int)ATTR_BSWAP(attr.za_first_integer), 5780a586ceaSMark Shellenbaum (int)ATTR_NUM(attr.za_first_integer)); 5790a586ceaSMark Shellenbaum } 5800a586ceaSMark Shellenbaum zap_cursor_fini(&zc); 5810a586ceaSMark Shellenbaum } 5820a586ceaSMark Shellenbaum 5830a586ceaSMark Shellenbaum /*ARGSUSED*/ 5840a586ceaSMark Shellenbaum static void 5850a586ceaSMark Shellenbaum dump_sa_layouts(objset_t *os, uint64_t object, void *data, size_t size) 5860a586ceaSMark Shellenbaum { 5870a586ceaSMark Shellenbaum zap_cursor_t zc; 5880a586ceaSMark Shellenbaum zap_attribute_t attr; 5890a586ceaSMark Shellenbaum uint16_t *layout_attrs; 5903f7978d0SAlan Somers unsigned i; 5910a586ceaSMark Shellenbaum 5920a586ceaSMark Shellenbaum dump_zap_stats(os, object); 5930a586ceaSMark Shellenbaum (void) printf("\n"); 5940a586ceaSMark Shellenbaum 5950a586ceaSMark Shellenbaum for (zap_cursor_init(&zc, os, object); 5960a586ceaSMark Shellenbaum zap_cursor_retrieve(&zc, &attr) == 0; 5970a586ceaSMark Shellenbaum zap_cursor_advance(&zc)) { 5980a586ceaSMark Shellenbaum (void) printf("\t\t%s = [", attr.za_name); 5990a586ceaSMark Shellenbaum if (attr.za_num_integers == 0) { 6000a586ceaSMark Shellenbaum (void) printf("\n"); 6010a586ceaSMark Shellenbaum continue; 6020a586ceaSMark Shellenbaum } 6030a586ceaSMark Shellenbaum 6040a586ceaSMark Shellenbaum VERIFY(attr.za_integer_length == 2); 6050a586ceaSMark Shellenbaum layout_attrs = umem_zalloc(attr.za_num_integers * 6060a586ceaSMark Shellenbaum attr.za_integer_length, UMEM_NOFAIL); 6070a586ceaSMark Shellenbaum 6080a586ceaSMark Shellenbaum VERIFY(zap_lookup(os, object, attr.za_name, 6090a586ceaSMark Shellenbaum attr.za_integer_length, 6100a586ceaSMark Shellenbaum attr.za_num_integers, layout_attrs) == 0); 6110a586ceaSMark Shellenbaum 6120a586ceaSMark Shellenbaum for (i = 0; i != attr.za_num_integers; i++) 6130a586ceaSMark Shellenbaum (void) printf(" %d ", (int)layout_attrs[i]); 6140a586ceaSMark Shellenbaum (void) printf("]\n"); 6150a586ceaSMark Shellenbaum umem_free(layout_attrs, 6160a586ceaSMark Shellenbaum attr.za_num_integers * attr.za_integer_length); 6170a586ceaSMark Shellenbaum } 6180a586ceaSMark Shellenbaum zap_cursor_fini(&zc); 6190a586ceaSMark Shellenbaum } 6200a586ceaSMark Shellenbaum 621e7437265Sahrens /*ARGSUSED*/ 622e7437265Sahrens static void 623e7437265Sahrens dump_zpldir(objset_t *os, uint64_t object, void *data, size_t size) 624e7437265Sahrens { 625e7437265Sahrens zap_cursor_t zc; 626e7437265Sahrens zap_attribute_t attr; 627e7437265Sahrens const char *typenames[] = { 628e7437265Sahrens /* 0 */ "not specified", 629e7437265Sahrens /* 1 */ "FIFO", 630e7437265Sahrens /* 2 */ "Character Device", 631e7437265Sahrens /* 3 */ "3 (invalid)", 632e7437265Sahrens /* 4 */ "Directory", 633e7437265Sahrens /* 5 */ "5 (invalid)", 634e7437265Sahrens /* 6 */ "Block Device", 635e7437265Sahrens /* 7 */ "7 (invalid)", 636e7437265Sahrens /* 8 */ "Regular File", 637e7437265Sahrens /* 9 */ "9 (invalid)", 638e7437265Sahrens /* 10 */ "Symbolic Link", 639e7437265Sahrens /* 11 */ "11 (invalid)", 640e7437265Sahrens /* 12 */ "Socket", 641e7437265Sahrens /* 13 */ "Door", 642e7437265Sahrens /* 14 */ "Event Port", 643e7437265Sahrens /* 15 */ "15 (invalid)", 644e7437265Sahrens }; 645e7437265Sahrens 646e7437265Sahrens dump_zap_stats(os, object); 647e7437265Sahrens (void) printf("\n"); 648e7437265Sahrens 649e7437265Sahrens for (zap_cursor_init(&zc, os, object); 650e7437265Sahrens zap_cursor_retrieve(&zc, &attr) == 0; 651e7437265Sahrens zap_cursor_advance(&zc)) { 652e7437265Sahrens (void) printf("\t\t%s = %lld (type: %s)\n", 653e7437265Sahrens attr.za_name, ZFS_DIRENT_OBJ(attr.za_first_integer), 654e7437265Sahrens typenames[ZFS_DIRENT_TYPE(attr.za_first_integer)]); 655e7437265Sahrens } 656e7437265Sahrens zap_cursor_fini(&zc); 657e7437265Sahrens } 658e7437265Sahrens 6593f7978d0SAlan Somers static int 6600713e232SGeorge Wilson get_dtl_refcount(vdev_t *vd) 6610713e232SGeorge Wilson { 6620713e232SGeorge Wilson int refcount = 0; 6630713e232SGeorge Wilson 6640713e232SGeorge Wilson if (vd->vdev_ops->vdev_op_leaf) { 6650713e232SGeorge Wilson space_map_t *sm = vd->vdev_dtl_sm; 6660713e232SGeorge Wilson 6670713e232SGeorge Wilson if (sm != NULL && 6680713e232SGeorge Wilson sm->sm_dbuf->db_size == sizeof (space_map_phys_t)) 6690713e232SGeorge Wilson return (1); 6700713e232SGeorge Wilson return (0); 6710713e232SGeorge Wilson } 6720713e232SGeorge Wilson 6733f7978d0SAlan Somers for (unsigned c = 0; c < vd->vdev_children; c++) 6740713e232SGeorge Wilson refcount += get_dtl_refcount(vd->vdev_child[c]); 6750713e232SGeorge Wilson return (refcount); 6760713e232SGeorge Wilson } 6770713e232SGeorge Wilson 6783f7978d0SAlan Somers static int 6790713e232SGeorge Wilson get_metaslab_refcount(vdev_t *vd) 6800713e232SGeorge Wilson { 6810713e232SGeorge Wilson int refcount = 0; 6820713e232SGeorge Wilson 6835cabbc6bSPrashanth Sreenivasa if (vd->vdev_top == vd) { 6845cabbc6bSPrashanth Sreenivasa for (uint64_t m = 0; m < vd->vdev_ms_count; m++) { 6850713e232SGeorge Wilson space_map_t *sm = vd->vdev_ms[m]->ms_sm; 6860713e232SGeorge Wilson 6870713e232SGeorge Wilson if (sm != NULL && 6880713e232SGeorge Wilson sm->sm_dbuf->db_size == sizeof (space_map_phys_t)) 6890713e232SGeorge Wilson refcount++; 6900713e232SGeorge Wilson } 6910713e232SGeorge Wilson } 6923f7978d0SAlan Somers for (unsigned c = 0; c < vd->vdev_children; c++) 6930713e232SGeorge Wilson refcount += get_metaslab_refcount(vd->vdev_child[c]); 6940713e232SGeorge Wilson 6950713e232SGeorge Wilson return (refcount); 6960713e232SGeorge Wilson } 6970713e232SGeorge Wilson 6985cabbc6bSPrashanth Sreenivasa static int 6995cabbc6bSPrashanth Sreenivasa get_obsolete_refcount(vdev_t *vd) 7005cabbc6bSPrashanth Sreenivasa { 7015cabbc6bSPrashanth Sreenivasa int refcount = 0; 7025cabbc6bSPrashanth Sreenivasa 7035cabbc6bSPrashanth Sreenivasa uint64_t obsolete_sm_obj = vdev_obsolete_sm_object(vd); 7045cabbc6bSPrashanth Sreenivasa if (vd->vdev_top == vd && obsolete_sm_obj != 0) { 7055cabbc6bSPrashanth Sreenivasa dmu_object_info_t doi; 7065cabbc6bSPrashanth Sreenivasa VERIFY0(dmu_object_info(vd->vdev_spa->spa_meta_objset, 7075cabbc6bSPrashanth Sreenivasa obsolete_sm_obj, &doi)); 7085cabbc6bSPrashanth Sreenivasa if (doi.doi_bonus_size == sizeof (space_map_phys_t)) { 7095cabbc6bSPrashanth Sreenivasa refcount++; 7105cabbc6bSPrashanth Sreenivasa } 7115cabbc6bSPrashanth Sreenivasa } else { 7125cabbc6bSPrashanth Sreenivasa ASSERT3P(vd->vdev_obsolete_sm, ==, NULL); 7135cabbc6bSPrashanth Sreenivasa ASSERT3U(obsolete_sm_obj, ==, 0); 7145cabbc6bSPrashanth Sreenivasa } 7155cabbc6bSPrashanth Sreenivasa for (unsigned c = 0; c < vd->vdev_children; c++) { 7165cabbc6bSPrashanth Sreenivasa refcount += get_obsolete_refcount(vd->vdev_child[c]); 7175cabbc6bSPrashanth Sreenivasa } 7185cabbc6bSPrashanth Sreenivasa 7195cabbc6bSPrashanth Sreenivasa return (refcount); 7205cabbc6bSPrashanth Sreenivasa } 7215cabbc6bSPrashanth Sreenivasa 7225cabbc6bSPrashanth Sreenivasa static int 7235cabbc6bSPrashanth Sreenivasa get_prev_obsolete_spacemap_refcount(spa_t *spa) 7245cabbc6bSPrashanth Sreenivasa { 7255cabbc6bSPrashanth Sreenivasa uint64_t prev_obj = 7265cabbc6bSPrashanth Sreenivasa spa->spa_condensing_indirect_phys.scip_prev_obsolete_sm_object; 7275cabbc6bSPrashanth Sreenivasa if (prev_obj != 0) { 7285cabbc6bSPrashanth Sreenivasa dmu_object_info_t doi; 7295cabbc6bSPrashanth Sreenivasa VERIFY0(dmu_object_info(spa->spa_meta_objset, prev_obj, &doi)); 7305cabbc6bSPrashanth Sreenivasa if (doi.doi_bonus_size == sizeof (space_map_phys_t)) { 7315cabbc6bSPrashanth Sreenivasa return (1); 7325cabbc6bSPrashanth Sreenivasa } 7335cabbc6bSPrashanth Sreenivasa } 7345cabbc6bSPrashanth Sreenivasa return (0); 7355cabbc6bSPrashanth Sreenivasa } 7365cabbc6bSPrashanth Sreenivasa 73786714001SSerapheim Dimitropoulos static int 73886714001SSerapheim Dimitropoulos get_checkpoint_refcount(vdev_t *vd) 73986714001SSerapheim Dimitropoulos { 74086714001SSerapheim Dimitropoulos int refcount = 0; 74186714001SSerapheim Dimitropoulos 74286714001SSerapheim Dimitropoulos if (vd->vdev_top == vd && vd->vdev_top_zap != 0 && 74386714001SSerapheim Dimitropoulos zap_contains(spa_meta_objset(vd->vdev_spa), 74486714001SSerapheim Dimitropoulos vd->vdev_top_zap, VDEV_TOP_ZAP_POOL_CHECKPOINT_SM) == 0) 74586714001SSerapheim Dimitropoulos refcount++; 74686714001SSerapheim Dimitropoulos 74786714001SSerapheim Dimitropoulos for (uint64_t c = 0; c < vd->vdev_children; c++) 74886714001SSerapheim Dimitropoulos refcount += get_checkpoint_refcount(vd->vdev_child[c]); 74986714001SSerapheim Dimitropoulos 75086714001SSerapheim Dimitropoulos return (refcount); 75186714001SSerapheim Dimitropoulos } 75286714001SSerapheim Dimitropoulos 7530713e232SGeorge Wilson static int 7540713e232SGeorge Wilson verify_spacemap_refcounts(spa_t *spa) 7550713e232SGeorge Wilson { 7562acef22dSMatthew Ahrens uint64_t expected_refcount = 0; 7572acef22dSMatthew Ahrens uint64_t actual_refcount; 7580713e232SGeorge Wilson 7592acef22dSMatthew Ahrens (void) feature_get_refcount(spa, 7602acef22dSMatthew Ahrens &spa_feature_table[SPA_FEATURE_SPACEMAP_HISTOGRAM], 7612acef22dSMatthew Ahrens &expected_refcount); 7620713e232SGeorge Wilson actual_refcount = get_dtl_refcount(spa->spa_root_vdev); 7630713e232SGeorge Wilson actual_refcount += get_metaslab_refcount(spa->spa_root_vdev); 7645cabbc6bSPrashanth Sreenivasa actual_refcount += get_obsolete_refcount(spa->spa_root_vdev); 7655cabbc6bSPrashanth Sreenivasa actual_refcount += get_prev_obsolete_spacemap_refcount(spa); 76686714001SSerapheim Dimitropoulos actual_refcount += get_checkpoint_refcount(spa->spa_root_vdev); 7670713e232SGeorge Wilson 7680713e232SGeorge Wilson if (expected_refcount != actual_refcount) { 7692acef22dSMatthew Ahrens (void) printf("space map refcount mismatch: expected %lld != " 7702acef22dSMatthew Ahrens "actual %lld\n", 7712acef22dSMatthew Ahrens (longlong_t)expected_refcount, 7722acef22dSMatthew Ahrens (longlong_t)actual_refcount); 7730713e232SGeorge Wilson return (2); 7740713e232SGeorge Wilson } 7750713e232SGeorge Wilson return (0); 7760713e232SGeorge Wilson } 7770713e232SGeorge Wilson 778fa9e4066Sahrens static void 7790713e232SGeorge Wilson dump_spacemap(objset_t *os, space_map_t *sm) 780fa9e4066Sahrens { 7815cabbc6bSPrashanth Sreenivasa char *ddata[] = { "ALLOC", "FREE", "CONDENSE", "INVALID", 7825cabbc6bSPrashanth Sreenivasa "INVALID", "INVALID", "INVALID", "INVALID" }; 783fa9e4066Sahrens 7840713e232SGeorge Wilson if (sm == NULL) 785fa9e4066Sahrens return; 786fa9e4066Sahrens 7875cabbc6bSPrashanth Sreenivasa (void) printf("space map object %llu:\n", 7885cabbc6bSPrashanth Sreenivasa (longlong_t)sm->sm_phys->smp_object); 7895cabbc6bSPrashanth Sreenivasa (void) printf(" smp_objsize = 0x%llx\n", 7905cabbc6bSPrashanth Sreenivasa (longlong_t)sm->sm_phys->smp_objsize); 7915cabbc6bSPrashanth Sreenivasa (void) printf(" smp_alloc = 0x%llx\n", 7925cabbc6bSPrashanth Sreenivasa (longlong_t)sm->sm_phys->smp_alloc); 7935cabbc6bSPrashanth Sreenivasa 794fa9e4066Sahrens /* 795fa9e4066Sahrens * Print out the freelist entries in both encoded and decoded form. 796fa9e4066Sahrens */ 79717f11284SSerapheim Dimitropoulos uint8_t mapshift = sm->sm_shift; 79817f11284SSerapheim Dimitropoulos int64_t alloc = 0; 79917f11284SSerapheim Dimitropoulos uint64_t word; 80017f11284SSerapheim Dimitropoulos for (uint64_t offset = 0; offset < space_map_length(sm); 80117f11284SSerapheim Dimitropoulos offset += sizeof (word)) { 8020713e232SGeorge Wilson 8030713e232SGeorge Wilson VERIFY0(dmu_read(os, space_map_object(sm), offset, 80417f11284SSerapheim Dimitropoulos sizeof (word), &word, DMU_READ_PREFETCH)); 8050713e232SGeorge Wilson 80617f11284SSerapheim Dimitropoulos if (sm_entry_is_debug(word)) { 80787219db7SVictor Latushkin (void) printf("\t [%6llu] %s: txg %llu, pass %llu\n", 80817f11284SSerapheim Dimitropoulos (u_longlong_t)(offset / sizeof (word)), 80917f11284SSerapheim Dimitropoulos ddata[SM_DEBUG_ACTION_DECODE(word)], 81017f11284SSerapheim Dimitropoulos (u_longlong_t)SM_DEBUG_TXG_DECODE(word), 81117f11284SSerapheim Dimitropoulos (u_longlong_t)SM_DEBUG_SYNCPASS_DECODE(word)); 81217f11284SSerapheim Dimitropoulos continue; 81317f11284SSerapheim Dimitropoulos } 81417f11284SSerapheim Dimitropoulos 81517f11284SSerapheim Dimitropoulos uint8_t words; 81617f11284SSerapheim Dimitropoulos char entry_type; 81717f11284SSerapheim Dimitropoulos uint64_t entry_off, entry_run, entry_vdev = SM_NO_VDEVID; 81817f11284SSerapheim Dimitropoulos 81917f11284SSerapheim Dimitropoulos if (sm_entry_is_single_word(word)) { 82017f11284SSerapheim Dimitropoulos entry_type = (SM_TYPE_DECODE(word) == SM_ALLOC) ? 82117f11284SSerapheim Dimitropoulos 'A' : 'F'; 82217f11284SSerapheim Dimitropoulos entry_off = (SM_OFFSET_DECODE(word) << mapshift) + 82317f11284SSerapheim Dimitropoulos sm->sm_start; 82417f11284SSerapheim Dimitropoulos entry_run = SM_RUN_DECODE(word) << mapshift; 82517f11284SSerapheim Dimitropoulos words = 1; 826fa9e4066Sahrens } else { 82717f11284SSerapheim Dimitropoulos /* it is a two-word entry so we read another word */ 82817f11284SSerapheim Dimitropoulos ASSERT(sm_entry_is_double_word(word)); 82917f11284SSerapheim Dimitropoulos 83017f11284SSerapheim Dimitropoulos uint64_t extra_word; 83117f11284SSerapheim Dimitropoulos offset += sizeof (extra_word); 83217f11284SSerapheim Dimitropoulos VERIFY0(dmu_read(os, space_map_object(sm), offset, 83317f11284SSerapheim Dimitropoulos sizeof (extra_word), &extra_word, 83417f11284SSerapheim Dimitropoulos DMU_READ_PREFETCH)); 83517f11284SSerapheim Dimitropoulos 83617f11284SSerapheim Dimitropoulos ASSERT3U(offset, <=, space_map_length(sm)); 83717f11284SSerapheim Dimitropoulos 83817f11284SSerapheim Dimitropoulos entry_run = SM2_RUN_DECODE(word) << mapshift; 83917f11284SSerapheim Dimitropoulos entry_vdev = SM2_VDEV_DECODE(word); 84017f11284SSerapheim Dimitropoulos entry_type = (SM2_TYPE_DECODE(extra_word) == SM_ALLOC) ? 84117f11284SSerapheim Dimitropoulos 'A' : 'F'; 84217f11284SSerapheim Dimitropoulos entry_off = (SM2_OFFSET_DECODE(extra_word) << 84317f11284SSerapheim Dimitropoulos mapshift) + sm->sm_start; 84417f11284SSerapheim Dimitropoulos words = 2; 845fa9e4066Sahrens } 84617f11284SSerapheim Dimitropoulos 84717f11284SSerapheim Dimitropoulos (void) printf("\t [%6llu] %c range:" 84817f11284SSerapheim Dimitropoulos " %010llx-%010llx size: %06llx vdev: %06llu words: %u\n", 84917f11284SSerapheim Dimitropoulos (u_longlong_t)(offset / sizeof (word)), 85017f11284SSerapheim Dimitropoulos entry_type, (u_longlong_t)entry_off, 85117f11284SSerapheim Dimitropoulos (u_longlong_t)(entry_off + entry_run), 85217f11284SSerapheim Dimitropoulos (u_longlong_t)entry_run, 85317f11284SSerapheim Dimitropoulos (u_longlong_t)entry_vdev, words); 85417f11284SSerapheim Dimitropoulos 85517f11284SSerapheim Dimitropoulos if (entry_type == 'A') 85617f11284SSerapheim Dimitropoulos alloc += entry_run; 85717f11284SSerapheim Dimitropoulos else 85817f11284SSerapheim Dimitropoulos alloc -= entry_run; 859fa9e4066Sahrens } 86017f11284SSerapheim Dimitropoulos if ((uint64_t)alloc != space_map_allocated(sm)) { 86117f11284SSerapheim Dimitropoulos (void) printf("space_map_object alloc (%lld) INCONSISTENT " 86217f11284SSerapheim Dimitropoulos "with space map summary (%lld)\n", 86317f11284SSerapheim Dimitropoulos (longlong_t)space_map_allocated(sm), (longlong_t)alloc); 864fa9e4066Sahrens } 865fa9e4066Sahrens } 866fa9e4066Sahrens 867d6e555bdSGeorge Wilson static void 868d6e555bdSGeorge Wilson dump_metaslab_stats(metaslab_t *msp) 869d6e555bdSGeorge Wilson { 8703f9d6ad7SLin Ling char maxbuf[32]; 87186714001SSerapheim Dimitropoulos range_tree_t *rt = msp->ms_allocatable; 87286714001SSerapheim Dimitropoulos avl_tree_t *t = &msp->ms_allocatable_by_size; 8730713e232SGeorge Wilson int free_pct = range_tree_space(rt) * 100 / msp->ms_size; 874d6e555bdSGeorge Wilson 8750a055120SJason King /* max sure nicenum has enough space */ 8760a055120SJason King CTASSERT(sizeof (maxbuf) >= NN_NUMBUF_SZ); 8770a055120SJason King 8780a055120SJason King zdb_nicenum(metaslab_block_maxsize(msp), maxbuf, sizeof (maxbuf)); 879d6e555bdSGeorge Wilson 88087219db7SVictor Latushkin (void) printf("\t %25s %10lu %7s %6s %4s %4d%%\n", 881d6e555bdSGeorge Wilson "segments", avl_numnodes(t), "maxsize", maxbuf, 882d6e555bdSGeorge Wilson "freepct", free_pct); 8830713e232SGeorge Wilson (void) printf("\tIn-memory histogram:\n"); 8840713e232SGeorge Wilson dump_histogram(rt->rt_histogram, RANGE_TREE_HISTOGRAM_SIZE, 0); 885d6e555bdSGeorge Wilson } 886d6e555bdSGeorge Wilson 887fa9e4066Sahrens static void 888fa9e4066Sahrens dump_metaslab(metaslab_t *msp) 889fa9e4066Sahrens { 890fa9e4066Sahrens vdev_t *vd = msp->ms_group->mg_vd; 891fa9e4066Sahrens spa_t *spa = vd->vdev_spa; 8920713e232SGeorge Wilson space_map_t *sm = msp->ms_sm; 8933f9d6ad7SLin Ling char freebuf[32]; 894fa9e4066Sahrens 8950a055120SJason King zdb_nicenum(msp->ms_size - space_map_allocated(sm), freebuf, 8960a055120SJason King sizeof (freebuf)); 897fa9e4066Sahrens 898fa9e4066Sahrens (void) printf( 89987219db7SVictor Latushkin "\tmetaslab %6llu offset %12llx spacemap %6llu free %5s\n", 9000713e232SGeorge Wilson (u_longlong_t)msp->ms_id, (u_longlong_t)msp->ms_start, 9010713e232SGeorge Wilson (u_longlong_t)space_map_object(sm), freebuf); 902fa9e4066Sahrens 9030713e232SGeorge Wilson if (dump_opt['m'] > 2 && !dump_opt['L']) { 904d6e555bdSGeorge Wilson mutex_enter(&msp->ms_lock); 905a0b03b16SSerapheim Dimitropoulos VERIFY0(metaslab_load(msp)); 906a0b03b16SSerapheim Dimitropoulos range_tree_stat_verify(msp->ms_allocatable); 907bc3975b5SVictor Latushkin dump_metaslab_stats(msp); 9080713e232SGeorge Wilson metaslab_unload(msp); 909d6e555bdSGeorge Wilson mutex_exit(&msp->ms_lock); 910d6e555bdSGeorge Wilson } 911d6e555bdSGeorge Wilson 9120713e232SGeorge Wilson if (dump_opt['m'] > 1 && sm != NULL && 9132acef22dSMatthew Ahrens spa_feature_is_active(spa, SPA_FEATURE_SPACEMAP_HISTOGRAM)) { 9140713e232SGeorge Wilson /* 9150713e232SGeorge Wilson * The space map histogram represents free space in chunks 9160713e232SGeorge Wilson * of sm_shift (i.e. bucket 0 refers to 2^sm_shift). 9170713e232SGeorge Wilson */ 9182e4c9986SGeorge Wilson (void) printf("\tOn-disk histogram:\t\tfragmentation %llu\n", 9192e4c9986SGeorge Wilson (u_longlong_t)msp->ms_fragmentation); 9200713e232SGeorge Wilson dump_histogram(sm->sm_phys->smp_histogram, 9212e4c9986SGeorge Wilson SPACE_MAP_HISTOGRAM_SIZE, sm->sm_shift); 9220713e232SGeorge Wilson } 9230713e232SGeorge Wilson 9240713e232SGeorge Wilson if (dump_opt['d'] > 5 || dump_opt['m'] > 3) { 9250713e232SGeorge Wilson ASSERT(msp->ms_size == (1ULL << vd->vdev_ms_shift)); 926d6e555bdSGeorge Wilson 9270713e232SGeorge Wilson dump_spacemap(spa->spa_meta_objset, msp->ms_sm); 928d6e555bdSGeorge Wilson } 92987219db7SVictor Latushkin } 930fa9e4066Sahrens 93187219db7SVictor Latushkin static void 93287219db7SVictor Latushkin print_vdev_metaslab_header(vdev_t *vd) 93387219db7SVictor Latushkin { 934*663207adSDon Brady vdev_alloc_bias_t alloc_bias = vd->vdev_alloc_bias; 935*663207adSDon Brady const char *bias_str; 936*663207adSDon Brady 937*663207adSDon Brady bias_str = (alloc_bias == VDEV_BIAS_LOG || vd->vdev_islog) ? 938*663207adSDon Brady VDEV_ALLOC_BIAS_LOG : 939*663207adSDon Brady (alloc_bias == VDEV_BIAS_SPECIAL) ? VDEV_ALLOC_BIAS_SPECIAL : 940*663207adSDon Brady (alloc_bias == VDEV_BIAS_DEDUP) ? VDEV_ALLOC_BIAS_DEDUP : 941*663207adSDon Brady vd->vdev_islog ? "log" : ""; 942*663207adSDon Brady 943*663207adSDon Brady (void) printf("\tvdev %10llu %s\n" 944*663207adSDon Brady "\t%-10s%5llu %-19s %-15s %-12s\n", 945*663207adSDon Brady (u_longlong_t)vd->vdev_id, bias_str, 94687219db7SVictor Latushkin "metaslabs", (u_longlong_t)vd->vdev_ms_count, 94787219db7SVictor Latushkin "offset", "spacemap", "free"); 948*663207adSDon Brady (void) printf("\t%15s %19s %15s %12s\n", 94987219db7SVictor Latushkin "---------------", "-------------------", 950*663207adSDon Brady "---------------", "------------"); 951fa9e4066Sahrens } 952fa9e4066Sahrens 9532e4c9986SGeorge Wilson static void 9542e4c9986SGeorge Wilson dump_metaslab_groups(spa_t *spa) 9552e4c9986SGeorge Wilson { 9562e4c9986SGeorge Wilson vdev_t *rvd = spa->spa_root_vdev; 9572e4c9986SGeorge Wilson metaslab_class_t *mc = spa_normal_class(spa); 9582e4c9986SGeorge Wilson uint64_t fragmentation; 9592e4c9986SGeorge Wilson 9602e4c9986SGeorge Wilson metaslab_class_histogram_verify(mc); 9612e4c9986SGeorge Wilson 9623f7978d0SAlan Somers for (unsigned c = 0; c < rvd->vdev_children; c++) { 9632e4c9986SGeorge Wilson vdev_t *tvd = rvd->vdev_child[c]; 9642e4c9986SGeorge Wilson metaslab_group_t *mg = tvd->vdev_mg; 9652e4c9986SGeorge Wilson 966*663207adSDon Brady if (mg == NULL || mg->mg_class != mc) 9672e4c9986SGeorge Wilson continue; 9682e4c9986SGeorge Wilson 9692e4c9986SGeorge Wilson metaslab_group_histogram_verify(mg); 9702e4c9986SGeorge Wilson mg->mg_fragmentation = metaslab_group_fragmentation(mg); 9712e4c9986SGeorge Wilson 9722e4c9986SGeorge Wilson (void) printf("\tvdev %10llu\t\tmetaslabs%5llu\t\t" 9732e4c9986SGeorge Wilson "fragmentation", 9742e4c9986SGeorge Wilson (u_longlong_t)tvd->vdev_id, 9752e4c9986SGeorge Wilson (u_longlong_t)tvd->vdev_ms_count); 9762e4c9986SGeorge Wilson if (mg->mg_fragmentation == ZFS_FRAG_INVALID) { 9772e4c9986SGeorge Wilson (void) printf("%3s\n", "-"); 9782e4c9986SGeorge Wilson } else { 9792e4c9986SGeorge Wilson (void) printf("%3llu%%\n", 9802e4c9986SGeorge Wilson (u_longlong_t)mg->mg_fragmentation); 9812e4c9986SGeorge Wilson } 9822e4c9986SGeorge Wilson dump_histogram(mg->mg_histogram, RANGE_TREE_HISTOGRAM_SIZE, 0); 9832e4c9986SGeorge Wilson } 9842e4c9986SGeorge Wilson 9852e4c9986SGeorge Wilson (void) printf("\tpool %s\tfragmentation", spa_name(spa)); 9862e4c9986SGeorge Wilson fragmentation = metaslab_class_fragmentation(mc); 9872e4c9986SGeorge Wilson if (fragmentation == ZFS_FRAG_INVALID) 9882e4c9986SGeorge Wilson (void) printf("\t%3s\n", "-"); 9892e4c9986SGeorge Wilson else 9902e4c9986SGeorge Wilson (void) printf("\t%3llu%%\n", (u_longlong_t)fragmentation); 9912e4c9986SGeorge Wilson dump_histogram(mc->mc_histogram, RANGE_TREE_HISTOGRAM_SIZE, 0); 9922e4c9986SGeorge Wilson } 9932e4c9986SGeorge Wilson 9945cabbc6bSPrashanth Sreenivasa static void 9955cabbc6bSPrashanth Sreenivasa print_vdev_indirect(vdev_t *vd) 9965cabbc6bSPrashanth Sreenivasa { 9975cabbc6bSPrashanth Sreenivasa vdev_indirect_config_t *vic = &vd->vdev_indirect_config; 9985cabbc6bSPrashanth Sreenivasa vdev_indirect_mapping_t *vim = vd->vdev_indirect_mapping; 9995cabbc6bSPrashanth Sreenivasa vdev_indirect_births_t *vib = vd->vdev_indirect_births; 10005cabbc6bSPrashanth Sreenivasa 10015cabbc6bSPrashanth Sreenivasa if (vim == NULL) { 10025cabbc6bSPrashanth Sreenivasa ASSERT3P(vib, ==, NULL); 10035cabbc6bSPrashanth Sreenivasa return; 10045cabbc6bSPrashanth Sreenivasa } 10055cabbc6bSPrashanth Sreenivasa 10065cabbc6bSPrashanth Sreenivasa ASSERT3U(vdev_indirect_mapping_object(vim), ==, 10075cabbc6bSPrashanth Sreenivasa vic->vic_mapping_object); 10085cabbc6bSPrashanth Sreenivasa ASSERT3U(vdev_indirect_births_object(vib), ==, 10095cabbc6bSPrashanth Sreenivasa vic->vic_births_object); 10105cabbc6bSPrashanth Sreenivasa 10115cabbc6bSPrashanth Sreenivasa (void) printf("indirect births obj %llu:\n", 10125cabbc6bSPrashanth Sreenivasa (longlong_t)vic->vic_births_object); 10135cabbc6bSPrashanth Sreenivasa (void) printf(" vib_count = %llu\n", 10145cabbc6bSPrashanth Sreenivasa (longlong_t)vdev_indirect_births_count(vib)); 10155cabbc6bSPrashanth Sreenivasa for (uint64_t i = 0; i < vdev_indirect_births_count(vib); i++) { 10165cabbc6bSPrashanth Sreenivasa vdev_indirect_birth_entry_phys_t *cur_vibe = 10175cabbc6bSPrashanth Sreenivasa &vib->vib_entries[i]; 10185cabbc6bSPrashanth Sreenivasa (void) printf("\toffset %llx -> txg %llu\n", 10195cabbc6bSPrashanth Sreenivasa (longlong_t)cur_vibe->vibe_offset, 10205cabbc6bSPrashanth Sreenivasa (longlong_t)cur_vibe->vibe_phys_birth_txg); 10215cabbc6bSPrashanth Sreenivasa } 10225cabbc6bSPrashanth Sreenivasa (void) printf("\n"); 10235cabbc6bSPrashanth Sreenivasa 10245cabbc6bSPrashanth Sreenivasa (void) printf("indirect mapping obj %llu:\n", 10255cabbc6bSPrashanth Sreenivasa (longlong_t)vic->vic_mapping_object); 10265cabbc6bSPrashanth Sreenivasa (void) printf(" vim_max_offset = 0x%llx\n", 10275cabbc6bSPrashanth Sreenivasa (longlong_t)vdev_indirect_mapping_max_offset(vim)); 10285cabbc6bSPrashanth Sreenivasa (void) printf(" vim_bytes_mapped = 0x%llx\n", 10295cabbc6bSPrashanth Sreenivasa (longlong_t)vdev_indirect_mapping_bytes_mapped(vim)); 10305cabbc6bSPrashanth Sreenivasa (void) printf(" vim_count = %llu\n", 10315cabbc6bSPrashanth Sreenivasa (longlong_t)vdev_indirect_mapping_num_entries(vim)); 10325cabbc6bSPrashanth Sreenivasa 10335cabbc6bSPrashanth Sreenivasa if (dump_opt['d'] <= 5 && dump_opt['m'] <= 3) 10345cabbc6bSPrashanth Sreenivasa return; 10355cabbc6bSPrashanth Sreenivasa 10365cabbc6bSPrashanth Sreenivasa uint32_t *counts = vdev_indirect_mapping_load_obsolete_counts(vim); 10375cabbc6bSPrashanth Sreenivasa 10385cabbc6bSPrashanth Sreenivasa for (uint64_t i = 0; i < vdev_indirect_mapping_num_entries(vim); i++) { 10395cabbc6bSPrashanth Sreenivasa vdev_indirect_mapping_entry_phys_t *vimep = 10405cabbc6bSPrashanth Sreenivasa &vim->vim_entries[i]; 10415cabbc6bSPrashanth Sreenivasa (void) printf("\t<%llx:%llx:%llx> -> " 10425cabbc6bSPrashanth Sreenivasa "<%llx:%llx:%llx> (%x obsolete)\n", 10435cabbc6bSPrashanth Sreenivasa (longlong_t)vd->vdev_id, 10445cabbc6bSPrashanth Sreenivasa (longlong_t)DVA_MAPPING_GET_SRC_OFFSET(vimep), 10455cabbc6bSPrashanth Sreenivasa (longlong_t)DVA_GET_ASIZE(&vimep->vimep_dst), 10465cabbc6bSPrashanth Sreenivasa (longlong_t)DVA_GET_VDEV(&vimep->vimep_dst), 10475cabbc6bSPrashanth Sreenivasa (longlong_t)DVA_GET_OFFSET(&vimep->vimep_dst), 10485cabbc6bSPrashanth Sreenivasa (longlong_t)DVA_GET_ASIZE(&vimep->vimep_dst), 10495cabbc6bSPrashanth Sreenivasa counts[i]); 10505cabbc6bSPrashanth Sreenivasa } 10515cabbc6bSPrashanth Sreenivasa (void) printf("\n"); 10525cabbc6bSPrashanth Sreenivasa 10535cabbc6bSPrashanth Sreenivasa uint64_t obsolete_sm_object = vdev_obsolete_sm_object(vd); 10545cabbc6bSPrashanth Sreenivasa if (obsolete_sm_object != 0) { 10555cabbc6bSPrashanth Sreenivasa objset_t *mos = vd->vdev_spa->spa_meta_objset; 10565cabbc6bSPrashanth Sreenivasa (void) printf("obsolete space map object %llu:\n", 10575cabbc6bSPrashanth Sreenivasa (u_longlong_t)obsolete_sm_object); 10585cabbc6bSPrashanth Sreenivasa ASSERT(vd->vdev_obsolete_sm != NULL); 10595cabbc6bSPrashanth Sreenivasa ASSERT3U(space_map_object(vd->vdev_obsolete_sm), ==, 10605cabbc6bSPrashanth Sreenivasa obsolete_sm_object); 10615cabbc6bSPrashanth Sreenivasa dump_spacemap(mos, vd->vdev_obsolete_sm); 10625cabbc6bSPrashanth Sreenivasa (void) printf("\n"); 10635cabbc6bSPrashanth Sreenivasa } 10645cabbc6bSPrashanth Sreenivasa } 10655cabbc6bSPrashanth Sreenivasa 1066fa9e4066Sahrens static void 1067fa9e4066Sahrens dump_metaslabs(spa_t *spa) 1068fa9e4066Sahrens { 106987219db7SVictor Latushkin vdev_t *vd, *rvd = spa->spa_root_vdev; 107087219db7SVictor Latushkin uint64_t m, c = 0, children = rvd->vdev_children; 1071fa9e4066Sahrens 1072fa9e4066Sahrens (void) printf("\nMetaslabs:\n"); 1073fa9e4066Sahrens 107487219db7SVictor Latushkin if (!dump_opt['d'] && zopt_objects > 0) { 107587219db7SVictor Latushkin c = zopt_object[0]; 107687219db7SVictor Latushkin 107787219db7SVictor Latushkin if (c >= children) 107887219db7SVictor Latushkin (void) fatal("bad vdev id: %llu", (u_longlong_t)c); 1079fa9e4066Sahrens 108087219db7SVictor Latushkin if (zopt_objects > 1) { 108187219db7SVictor Latushkin vd = rvd->vdev_child[c]; 108287219db7SVictor Latushkin print_vdev_metaslab_header(vd); 108387219db7SVictor Latushkin 108487219db7SVictor Latushkin for (m = 1; m < zopt_objects; m++) { 108587219db7SVictor Latushkin if (zopt_object[m] < vd->vdev_ms_count) 108687219db7SVictor Latushkin dump_metaslab( 108787219db7SVictor Latushkin vd->vdev_ms[zopt_object[m]]); 108887219db7SVictor Latushkin else 108987219db7SVictor Latushkin (void) fprintf(stderr, "bad metaslab " 109087219db7SVictor Latushkin "number %llu\n", 109187219db7SVictor Latushkin (u_longlong_t)zopt_object[m]); 109287219db7SVictor Latushkin } 109387219db7SVictor Latushkin (void) printf("\n"); 109487219db7SVictor Latushkin return; 109587219db7SVictor Latushkin } 109687219db7SVictor Latushkin children = c + 1; 109787219db7SVictor Latushkin } 109887219db7SVictor Latushkin for (; c < children; c++) { 109987219db7SVictor Latushkin vd = rvd->vdev_child[c]; 110087219db7SVictor Latushkin print_vdev_metaslab_header(vd); 1101fa9e4066Sahrens 11025cabbc6bSPrashanth Sreenivasa print_vdev_indirect(vd); 11035cabbc6bSPrashanth Sreenivasa 1104fa9e4066Sahrens for (m = 0; m < vd->vdev_ms_count; m++) 1105fa9e4066Sahrens dump_metaslab(vd->vdev_ms[m]); 1106fa9e4066Sahrens (void) printf("\n"); 1107fa9e4066Sahrens } 1108fa9e4066Sahrens } 1109fa9e4066Sahrens 1110b24ab676SJeff Bonwick static void 1111b24ab676SJeff Bonwick dump_dde(const ddt_t *ddt, const ddt_entry_t *dde, uint64_t index) 1112b24ab676SJeff Bonwick { 1113b24ab676SJeff Bonwick const ddt_phys_t *ddp = dde->dde_phys; 1114b24ab676SJeff Bonwick const ddt_key_t *ddk = &dde->dde_key; 11153f7978d0SAlan Somers const char *types[4] = { "ditto", "single", "double", "triple" }; 1116b24ab676SJeff Bonwick char blkbuf[BP_SPRINTF_LEN]; 1117b24ab676SJeff Bonwick blkptr_t blk; 1118b24ab676SJeff Bonwick 1119b24ab676SJeff Bonwick for (int p = 0; p < DDT_PHYS_TYPES; p++, ddp++) { 1120b24ab676SJeff Bonwick if (ddp->ddp_phys_birth == 0) 1121b24ab676SJeff Bonwick continue; 1122bbfd46c4SJeff Bonwick ddt_bp_create(ddt->ddt_checksum, ddk, ddp, &blk); 112343466aaeSMax Grossman snprintf_blkptr(blkbuf, sizeof (blkbuf), &blk); 1124b24ab676SJeff Bonwick (void) printf("index %llx refcnt %llu %s %s\n", 1125b24ab676SJeff Bonwick (u_longlong_t)index, (u_longlong_t)ddp->ddp_refcnt, 1126b24ab676SJeff Bonwick types[p], blkbuf); 1127b24ab676SJeff Bonwick } 1128b24ab676SJeff Bonwick } 1129b24ab676SJeff Bonwick 1130b24ab676SJeff Bonwick static void 1131b24ab676SJeff Bonwick dump_dedup_ratio(const ddt_stat_t *dds) 1132b24ab676SJeff Bonwick { 1133b24ab676SJeff Bonwick double rL, rP, rD, D, dedup, compress, copies; 1134b24ab676SJeff Bonwick 1135b24ab676SJeff Bonwick if (dds->dds_blocks == 0) 1136b24ab676SJeff Bonwick return; 1137b24ab676SJeff Bonwick 1138b24ab676SJeff Bonwick rL = (double)dds->dds_ref_lsize; 1139b24ab676SJeff Bonwick rP = (double)dds->dds_ref_psize; 1140b24ab676SJeff Bonwick rD = (double)dds->dds_ref_dsize; 1141b24ab676SJeff Bonwick D = (double)dds->dds_dsize; 1142b24ab676SJeff Bonwick 1143b24ab676SJeff Bonwick dedup = rD / D; 1144b24ab676SJeff Bonwick compress = rL / rP; 1145b24ab676SJeff Bonwick copies = rD / rP; 1146b24ab676SJeff Bonwick 1147b24ab676SJeff Bonwick (void) printf("dedup = %.2f, compress = %.2f, copies = %.2f, " 1148b24ab676SJeff Bonwick "dedup * compress / copies = %.2f\n\n", 1149b24ab676SJeff Bonwick dedup, compress, copies, dedup * compress / copies); 1150b24ab676SJeff Bonwick } 1151b24ab676SJeff Bonwick 1152b24ab676SJeff Bonwick static void 1153b24ab676SJeff Bonwick dump_ddt(ddt_t *ddt, enum ddt_type type, enum ddt_class class) 1154b24ab676SJeff Bonwick { 1155b24ab676SJeff Bonwick char name[DDT_NAMELEN]; 1156b24ab676SJeff Bonwick ddt_entry_t dde; 1157b24ab676SJeff Bonwick uint64_t walk = 0; 1158b24ab676SJeff Bonwick dmu_object_info_t doi; 1159b24ab676SJeff Bonwick uint64_t count, dspace, mspace; 1160b24ab676SJeff Bonwick int error; 1161b24ab676SJeff Bonwick 1162b24ab676SJeff Bonwick error = ddt_object_info(ddt, type, class, &doi); 1163b24ab676SJeff Bonwick 1164b24ab676SJeff Bonwick if (error == ENOENT) 1165b24ab676SJeff Bonwick return; 1166b24ab676SJeff Bonwick ASSERT(error == 0); 1167b24ab676SJeff Bonwick 11687448a079SGeorge Wilson if ((count = ddt_object_count(ddt, type, class)) == 0) 11697448a079SGeorge Wilson return; 11707448a079SGeorge Wilson 1171b24ab676SJeff Bonwick dspace = doi.doi_physical_blocks_512 << 9; 1172b24ab676SJeff Bonwick mspace = doi.doi_fill_count * doi.doi_data_block_size; 1173b24ab676SJeff Bonwick 1174b24ab676SJeff Bonwick ddt_object_name(ddt, type, class, name); 1175b24ab676SJeff Bonwick 1176b24ab676SJeff Bonwick (void) printf("%s: %llu entries, size %llu on disk, %llu in core\n", 1177b24ab676SJeff Bonwick name, 1178b24ab676SJeff Bonwick (u_longlong_t)count, 1179b24ab676SJeff Bonwick (u_longlong_t)(dspace / count), 1180b24ab676SJeff Bonwick (u_longlong_t)(mspace / count)); 1181b24ab676SJeff Bonwick 1182b24ab676SJeff Bonwick if (dump_opt['D'] < 3) 1183b24ab676SJeff Bonwick return; 1184b24ab676SJeff Bonwick 11859eb19f4dSGeorge Wilson zpool_dump_ddt(NULL, &ddt->ddt_histogram[type][class]); 1186b24ab676SJeff Bonwick 1187b24ab676SJeff Bonwick if (dump_opt['D'] < 4) 1188b24ab676SJeff Bonwick return; 1189b24ab676SJeff Bonwick 1190b24ab676SJeff Bonwick if (dump_opt['D'] < 5 && class == DDT_CLASS_UNIQUE) 1191b24ab676SJeff Bonwick return; 1192b24ab676SJeff Bonwick 1193b24ab676SJeff Bonwick (void) printf("%s contents:\n\n", name); 1194b24ab676SJeff Bonwick 1195bbfd46c4SJeff Bonwick while ((error = ddt_object_walk(ddt, type, class, &walk, &dde)) == 0) 1196b24ab676SJeff Bonwick dump_dde(ddt, &dde, walk); 1197b24ab676SJeff Bonwick 119817f11284SSerapheim Dimitropoulos ASSERT3U(error, ==, ENOENT); 1199b24ab676SJeff Bonwick 1200b24ab676SJeff Bonwick (void) printf("\n"); 1201b24ab676SJeff Bonwick } 1202b24ab676SJeff Bonwick 1203b24ab676SJeff Bonwick static void 1204b24ab676SJeff Bonwick dump_all_ddts(spa_t *spa) 1205b24ab676SJeff Bonwick { 12063f7978d0SAlan Somers ddt_histogram_t ddh_total; 12073f7978d0SAlan Somers ddt_stat_t dds_total; 12083f7978d0SAlan Somers 12093f7978d0SAlan Somers bzero(&ddh_total, sizeof (ddh_total)); 12103f7978d0SAlan Somers bzero(&dds_total, sizeof (dds_total)); 1211b24ab676SJeff Bonwick 1212b24ab676SJeff Bonwick for (enum zio_checksum c = 0; c < ZIO_CHECKSUM_FUNCTIONS; c++) { 1213b24ab676SJeff Bonwick ddt_t *ddt = spa->spa_ddt[c]; 1214b24ab676SJeff Bonwick for (enum ddt_type type = 0; type < DDT_TYPES; type++) { 1215b24ab676SJeff Bonwick for (enum ddt_class class = 0; class < DDT_CLASSES; 1216b24ab676SJeff Bonwick class++) { 1217b24ab676SJeff Bonwick dump_ddt(ddt, type, class); 1218b24ab676SJeff Bonwick } 1219b24ab676SJeff Bonwick } 1220b24ab676SJeff Bonwick } 1221b24ab676SJeff Bonwick 12229eb19f4dSGeorge Wilson ddt_get_dedup_stats(spa, &dds_total); 1223b24ab676SJeff Bonwick 1224b24ab676SJeff Bonwick if (dds_total.dds_blocks == 0) { 1225b24ab676SJeff Bonwick (void) printf("All DDTs are empty\n"); 1226b24ab676SJeff Bonwick return; 1227b24ab676SJeff Bonwick } 1228b24ab676SJeff Bonwick 1229b24ab676SJeff Bonwick (void) printf("\n"); 1230b24ab676SJeff Bonwick 1231b24ab676SJeff Bonwick if (dump_opt['D'] > 1) { 1232b24ab676SJeff Bonwick (void) printf("DDT histogram (aggregated over all DDTs):\n"); 12339eb19f4dSGeorge Wilson ddt_get_dedup_histogram(spa, &ddh_total); 12349eb19f4dSGeorge Wilson zpool_dump_ddt(&dds_total, &ddh_total); 1235b24ab676SJeff Bonwick } 1236b24ab676SJeff Bonwick 1237b24ab676SJeff Bonwick dump_dedup_ratio(&dds_total); 1238b24ab676SJeff Bonwick } 1239b24ab676SJeff Bonwick 12408ad4d6ddSJeff Bonwick static void 12410713e232SGeorge Wilson dump_dtl_seg(void *arg, uint64_t start, uint64_t size) 12428ad4d6ddSJeff Bonwick { 12430713e232SGeorge Wilson char *prefix = arg; 12448ad4d6ddSJeff Bonwick 12458ad4d6ddSJeff Bonwick (void) printf("%s [%llu,%llu) length %llu\n", 12468ad4d6ddSJeff Bonwick prefix, 12478ad4d6ddSJeff Bonwick (u_longlong_t)start, 12488ad4d6ddSJeff Bonwick (u_longlong_t)(start + size), 12498ad4d6ddSJeff Bonwick (u_longlong_t)(size)); 12508ad4d6ddSJeff Bonwick } 12518ad4d6ddSJeff Bonwick 1252fa9e4066Sahrens static void 1253fa9e4066Sahrens dump_dtl(vdev_t *vd, int indent) 1254fa9e4066Sahrens { 12558ad4d6ddSJeff Bonwick spa_t *spa = vd->vdev_spa; 12568ad4d6ddSJeff Bonwick boolean_t required; 12573f7978d0SAlan Somers const char *name[DTL_TYPES] = { "missing", "partial", "scrub", 12583f7978d0SAlan Somers "outage" }; 12598ad4d6ddSJeff Bonwick char prefix[256]; 12608ad4d6ddSJeff Bonwick 12618f18d1faSGeorge Wilson spa_vdev_state_enter(spa, SCL_NONE); 12628ad4d6ddSJeff Bonwick required = vdev_dtl_required(vd); 12638ad4d6ddSJeff Bonwick (void) spa_vdev_state_exit(spa, NULL, 0); 1264fa9e4066Sahrens 1265fa9e4066Sahrens if (indent == 0) 1266fa9e4066Sahrens (void) printf("\nDirty time logs:\n\n"); 1267fa9e4066Sahrens 12688ad4d6ddSJeff Bonwick (void) printf("\t%*s%s [%s]\n", indent, "", 1269e14bb325SJeff Bonwick vd->vdev_path ? vd->vdev_path : 12708ad4d6ddSJeff Bonwick vd->vdev_parent ? vd->vdev_ops->vdev_op_type : spa_name(spa), 12718ad4d6ddSJeff Bonwick required ? "DTL-required" : "DTL-expendable"); 1272fa9e4066Sahrens 12738ad4d6ddSJeff Bonwick for (int t = 0; t < DTL_TYPES; t++) { 12740713e232SGeorge Wilson range_tree_t *rt = vd->vdev_dtl[t]; 12750713e232SGeorge Wilson if (range_tree_space(rt) == 0) 12768ad4d6ddSJeff Bonwick continue; 12778ad4d6ddSJeff Bonwick (void) snprintf(prefix, sizeof (prefix), "\t%*s%s", 12788ad4d6ddSJeff Bonwick indent + 2, "", name[t]); 12790713e232SGeorge Wilson range_tree_walk(rt, dump_dtl_seg, prefix); 12808ad4d6ddSJeff Bonwick if (dump_opt['d'] > 5 && vd->vdev_children == 0) 12810713e232SGeorge Wilson dump_spacemap(spa->spa_meta_objset, vd->vdev_dtl_sm); 1282fa9e4066Sahrens } 1283fa9e4066Sahrens 12843f7978d0SAlan Somers for (unsigned c = 0; c < vd->vdev_children; c++) 1285fa9e4066Sahrens dump_dtl(vd->vdev_child[c], indent + 4); 1286fa9e4066Sahrens } 1287fa9e4066Sahrens 12888f18d1faSGeorge Wilson static void 12898f18d1faSGeorge Wilson dump_history(spa_t *spa) 12908f18d1faSGeorge Wilson { 12918f18d1faSGeorge Wilson nvlist_t **events = NULL; 1292e4161df6SVictor Latushkin uint64_t resid, len, off = 0; 12938f18d1faSGeorge Wilson uint_t num = 0; 12948f18d1faSGeorge Wilson int error; 12958f18d1faSGeorge Wilson time_t tsec; 12968f18d1faSGeorge Wilson struct tm t; 12978f18d1faSGeorge Wilson char tbuf[30]; 12988f18d1faSGeorge Wilson char internalstr[MAXPATHLEN]; 12998f18d1faSGeorge Wilson 13003f84190cSMatthew Ahrens char *buf = umem_alloc(SPA_MAXBLOCKSIZE, UMEM_NOFAIL); 13018f18d1faSGeorge Wilson do { 13023f84190cSMatthew Ahrens len = SPA_MAXBLOCKSIZE; 1303e4161df6SVictor Latushkin 13048f18d1faSGeorge Wilson if ((error = spa_history_get(spa, &off, &len, buf)) != 0) { 13058f18d1faSGeorge Wilson (void) fprintf(stderr, "Unable to read history: " 13068f18d1faSGeorge Wilson "error %d\n", error); 13073f84190cSMatthew Ahrens umem_free(buf, SPA_MAXBLOCKSIZE); 13088f18d1faSGeorge Wilson return; 13098f18d1faSGeorge Wilson } 13108f18d1faSGeorge Wilson 13118f18d1faSGeorge Wilson if (zpool_history_unpack(buf, len, &resid, &events, &num) != 0) 13128f18d1faSGeorge Wilson break; 13138f18d1faSGeorge Wilson 13148f18d1faSGeorge Wilson off -= resid; 13158f18d1faSGeorge Wilson } while (len != 0); 13163f84190cSMatthew Ahrens umem_free(buf, SPA_MAXBLOCKSIZE); 13178f18d1faSGeorge Wilson 13188f18d1faSGeorge Wilson (void) printf("\nHistory:\n"); 13193f7978d0SAlan Somers for (unsigned i = 0; i < num; i++) { 13208f18d1faSGeorge Wilson uint64_t time, txg, ievent; 13218f18d1faSGeorge Wilson char *cmd, *intstr; 13224445fffbSMatthew Ahrens boolean_t printed = B_FALSE; 13238f18d1faSGeorge Wilson 13248f18d1faSGeorge Wilson if (nvlist_lookup_uint64(events[i], ZPOOL_HIST_TIME, 13258f18d1faSGeorge Wilson &time) != 0) 13264445fffbSMatthew Ahrens goto next; 13278f18d1faSGeorge Wilson if (nvlist_lookup_string(events[i], ZPOOL_HIST_CMD, 13288f18d1faSGeorge Wilson &cmd) != 0) { 13298f18d1faSGeorge Wilson if (nvlist_lookup_uint64(events[i], 13308f18d1faSGeorge Wilson ZPOOL_HIST_INT_EVENT, &ievent) != 0) 13314445fffbSMatthew Ahrens goto next; 13328f18d1faSGeorge Wilson verify(nvlist_lookup_uint64(events[i], 13338f18d1faSGeorge Wilson ZPOOL_HIST_TXG, &txg) == 0); 13348f18d1faSGeorge Wilson verify(nvlist_lookup_string(events[i], 13358f18d1faSGeorge Wilson ZPOOL_HIST_INT_STR, &intstr) == 0); 13364445fffbSMatthew Ahrens if (ievent >= ZFS_NUM_LEGACY_HISTORY_EVENTS) 13374445fffbSMatthew Ahrens goto next; 13388f18d1faSGeorge Wilson 13398f18d1faSGeorge Wilson (void) snprintf(internalstr, 13408f18d1faSGeorge Wilson sizeof (internalstr), 13413f7978d0SAlan Somers "[internal %s txg:%ju] %s", 13423f7978d0SAlan Somers zfs_history_event_names[ievent], (uintmax_t)txg, 13438f18d1faSGeorge Wilson intstr); 13448f18d1faSGeorge Wilson cmd = internalstr; 13458f18d1faSGeorge Wilson } 13468f18d1faSGeorge Wilson tsec = time; 13478f18d1faSGeorge Wilson (void) localtime_r(&tsec, &t); 13488f18d1faSGeorge Wilson (void) strftime(tbuf, sizeof (tbuf), "%F.%T", &t); 13498f18d1faSGeorge Wilson (void) printf("%s %s\n", tbuf, cmd); 13504445fffbSMatthew Ahrens printed = B_TRUE; 13514445fffbSMatthew Ahrens 13524445fffbSMatthew Ahrens next: 13534445fffbSMatthew Ahrens if (dump_opt['h'] > 1) { 13544445fffbSMatthew Ahrens if (!printed) 13554445fffbSMatthew Ahrens (void) printf("unrecognized record:\n"); 13564445fffbSMatthew Ahrens dump_nvlist(events[i], 2); 13574445fffbSMatthew Ahrens } 13588f18d1faSGeorge Wilson } 13598f18d1faSGeorge Wilson } 13608f18d1faSGeorge Wilson 1361fa9e4066Sahrens /*ARGSUSED*/ 1362fa9e4066Sahrens static void 1363fa9e4066Sahrens dump_dnode(objset_t *os, uint64_t object, void *data, size_t size) 1364fa9e4066Sahrens { 1365fa9e4066Sahrens } 1366fa9e4066Sahrens 1367fa9e4066Sahrens static uint64_t 13687802d7bfSMatthew Ahrens blkid2offset(const dnode_phys_t *dnp, const blkptr_t *bp, 13697802d7bfSMatthew Ahrens const zbookmark_phys_t *zb) 1370fa9e4066Sahrens { 1371b24ab676SJeff Bonwick if (dnp == NULL) { 1372b24ab676SJeff Bonwick ASSERT(zb->zb_level < 0); 1373b24ab676SJeff Bonwick if (zb->zb_object == 0) 1374b24ab676SJeff Bonwick return (zb->zb_blkid); 1375b24ab676SJeff Bonwick return (zb->zb_blkid * BP_GET_LSIZE(bp)); 1376b24ab676SJeff Bonwick } 1377b24ab676SJeff Bonwick 1378b24ab676SJeff Bonwick ASSERT(zb->zb_level >= 0); 1379fa9e4066Sahrens 1380b24ab676SJeff Bonwick return ((zb->zb_blkid << 1381b24ab676SJeff Bonwick (zb->zb_level * (dnp->dn_indblkshift - SPA_BLKPTRSHIFT))) * 1382fa9e4066Sahrens dnp->dn_datablkszsec << SPA_MINBLOCKSHIFT); 1383fa9e4066Sahrens } 1384fa9e4066Sahrens 138544cd46caSbillm static void 138643466aaeSMax Grossman snprintf_blkptr_compact(char *blkbuf, size_t buflen, const blkptr_t *bp) 138744cd46caSbillm { 1388cde58dbcSMatthew Ahrens const dva_t *dva = bp->blk_dva; 1389b24ab676SJeff Bonwick int ndvas = dump_opt['d'] > 5 ? BP_GET_NDVAS(bp) : 1; 1390b24ab676SJeff Bonwick 1391490d05b9SMatthew Ahrens if (dump_opt['b'] >= 6) { 139243466aaeSMax Grossman snprintf_blkptr(blkbuf, buflen, bp); 1393b24ab676SJeff Bonwick return; 1394b24ab676SJeff Bonwick } 139544cd46caSbillm 13965d7b4d43SMatthew Ahrens if (BP_IS_EMBEDDED(bp)) { 13975d7b4d43SMatthew Ahrens (void) sprintf(blkbuf, 13985d7b4d43SMatthew Ahrens "EMBEDDED et=%u %llxL/%llxP B=%llu", 13995d7b4d43SMatthew Ahrens (int)BPE_GET_ETYPE(bp), 14005d7b4d43SMatthew Ahrens (u_longlong_t)BPE_GET_LSIZE(bp), 14015d7b4d43SMatthew Ahrens (u_longlong_t)BPE_GET_PSIZE(bp), 14025d7b4d43SMatthew Ahrens (u_longlong_t)bp->blk_birth); 14035d7b4d43SMatthew Ahrens return; 14045d7b4d43SMatthew Ahrens } 140544cd46caSbillm 14065d7b4d43SMatthew Ahrens blkbuf[0] = '\0'; 1407b24ab676SJeff Bonwick for (int i = 0; i < ndvas; i++) 140843466aaeSMax Grossman (void) snprintf(blkbuf + strlen(blkbuf), 140943466aaeSMax Grossman buflen - strlen(blkbuf), "%llu:%llx:%llx ", 141044cd46caSbillm (u_longlong_t)DVA_GET_VDEV(&dva[i]), 141144cd46caSbillm (u_longlong_t)DVA_GET_OFFSET(&dva[i]), 141244cd46caSbillm (u_longlong_t)DVA_GET_ASIZE(&dva[i])); 141344cd46caSbillm 141443466aaeSMax Grossman if (BP_IS_HOLE(bp)) { 141543466aaeSMax Grossman (void) snprintf(blkbuf + strlen(blkbuf), 141670163ac5SPrakash Surya buflen - strlen(blkbuf), 141770163ac5SPrakash Surya "%llxL B=%llu", 141870163ac5SPrakash Surya (u_longlong_t)BP_GET_LSIZE(bp), 141943466aaeSMax Grossman (u_longlong_t)bp->blk_birth); 142043466aaeSMax Grossman } else { 142143466aaeSMax Grossman (void) snprintf(blkbuf + strlen(blkbuf), 142243466aaeSMax Grossman buflen - strlen(blkbuf), 142343466aaeSMax Grossman "%llxL/%llxP F=%llu B=%llu/%llu", 142443466aaeSMax Grossman (u_longlong_t)BP_GET_LSIZE(bp), 142543466aaeSMax Grossman (u_longlong_t)BP_GET_PSIZE(bp), 14265d7b4d43SMatthew Ahrens (u_longlong_t)BP_GET_FILL(bp), 142743466aaeSMax Grossman (u_longlong_t)bp->blk_birth, 142843466aaeSMax Grossman (u_longlong_t)BP_PHYSICAL_BIRTH(bp)); 142943466aaeSMax Grossman } 143044cd46caSbillm } 143144cd46caSbillm 143288b7b0f2SMatthew Ahrens static void 14337802d7bfSMatthew Ahrens print_indirect(blkptr_t *bp, const zbookmark_phys_t *zb, 143488b7b0f2SMatthew Ahrens const dnode_phys_t *dnp) 1435fa9e4066Sahrens { 143688b7b0f2SMatthew Ahrens char blkbuf[BP_SPRINTF_LEN]; 1437fa9e4066Sahrens int l; 1438fa9e4066Sahrens 14395d7b4d43SMatthew Ahrens if (!BP_IS_EMBEDDED(bp)) { 14405d7b4d43SMatthew Ahrens ASSERT3U(BP_GET_TYPE(bp), ==, dnp->dn_type); 14415d7b4d43SMatthew Ahrens ASSERT3U(BP_GET_LEVEL(bp), ==, zb->zb_level); 14425d7b4d43SMatthew Ahrens } 1443fa9e4066Sahrens 1444b24ab676SJeff Bonwick (void) printf("%16llx ", (u_longlong_t)blkid2offset(dnp, bp, zb)); 1445fa9e4066Sahrens 1446fa9e4066Sahrens ASSERT(zb->zb_level >= 0); 1447fa9e4066Sahrens 1448fa9e4066Sahrens for (l = dnp->dn_nlevels - 1; l >= -1; l--) { 1449fa9e4066Sahrens if (l == zb->zb_level) { 145088b7b0f2SMatthew Ahrens (void) printf("L%llx", (u_longlong_t)zb->zb_level); 1451fa9e4066Sahrens } else { 145288b7b0f2SMatthew Ahrens (void) printf(" "); 1453fa9e4066Sahrens } 1454fa9e4066Sahrens } 1455fa9e4066Sahrens 145643466aaeSMax Grossman snprintf_blkptr_compact(blkbuf, sizeof (blkbuf), bp); 145788b7b0f2SMatthew Ahrens (void) printf("%s\n", blkbuf); 145888b7b0f2SMatthew Ahrens } 145988b7b0f2SMatthew Ahrens 146088b7b0f2SMatthew Ahrens static int 146188b7b0f2SMatthew Ahrens visit_indirect(spa_t *spa, const dnode_phys_t *dnp, 14627802d7bfSMatthew Ahrens blkptr_t *bp, const zbookmark_phys_t *zb) 146388b7b0f2SMatthew Ahrens { 1464e4161df6SVictor Latushkin int err = 0; 146588b7b0f2SMatthew Ahrens 146688b7b0f2SMatthew Ahrens if (bp->blk_birth == 0) 146788b7b0f2SMatthew Ahrens return (0); 146888b7b0f2SMatthew Ahrens 146988b7b0f2SMatthew Ahrens print_indirect(bp, zb, dnp); 147088b7b0f2SMatthew Ahrens 147143466aaeSMax Grossman if (BP_GET_LEVEL(bp) > 0 && !BP_IS_HOLE(bp)) { 14727adb730bSGeorge Wilson arc_flags_t flags = ARC_FLAG_WAIT; 147388b7b0f2SMatthew Ahrens int i; 147488b7b0f2SMatthew Ahrens blkptr_t *cbp; 147588b7b0f2SMatthew Ahrens int epb = BP_GET_LSIZE(bp) >> SPA_BLKPTRSHIFT; 147688b7b0f2SMatthew Ahrens arc_buf_t *buf; 147788b7b0f2SMatthew Ahrens uint64_t fill = 0; 147888b7b0f2SMatthew Ahrens 14791b912ec7SGeorge Wilson err = arc_read(NULL, spa, bp, arc_getbuf_func, &buf, 148088b7b0f2SMatthew Ahrens ZIO_PRIORITY_ASYNC_READ, ZIO_FLAG_CANFAIL, &flags, zb); 148188b7b0f2SMatthew Ahrens if (err) 148288b7b0f2SMatthew Ahrens return (err); 14833f9d6ad7SLin Ling ASSERT(buf->b_data); 148488b7b0f2SMatthew Ahrens 148588b7b0f2SMatthew Ahrens /* recursively visit blocks below this */ 148688b7b0f2SMatthew Ahrens cbp = buf->b_data; 148788b7b0f2SMatthew Ahrens for (i = 0; i < epb; i++, cbp++) { 14887802d7bfSMatthew Ahrens zbookmark_phys_t czb; 148988b7b0f2SMatthew Ahrens 149088b7b0f2SMatthew Ahrens SET_BOOKMARK(&czb, zb->zb_objset, zb->zb_object, 149188b7b0f2SMatthew Ahrens zb->zb_level - 1, 149288b7b0f2SMatthew Ahrens zb->zb_blkid * epb + i); 149388b7b0f2SMatthew Ahrens err = visit_indirect(spa, dnp, cbp, &czb); 149488b7b0f2SMatthew Ahrens if (err) 149588b7b0f2SMatthew Ahrens break; 14965d7b4d43SMatthew Ahrens fill += BP_GET_FILL(cbp); 149788b7b0f2SMatthew Ahrens } 14988ad4d6ddSJeff Bonwick if (!err) 14995d7b4d43SMatthew Ahrens ASSERT3U(fill, ==, BP_GET_FILL(bp)); 1500dcbf3bd6SGeorge Wilson arc_buf_destroy(buf, &buf); 1501fa9e4066Sahrens } 1502fa9e4066Sahrens 150388b7b0f2SMatthew Ahrens return (err); 1504fa9e4066Sahrens } 1505fa9e4066Sahrens 1506fa9e4066Sahrens /*ARGSUSED*/ 1507fa9e4066Sahrens static void 150888b7b0f2SMatthew Ahrens dump_indirect(dnode_t *dn) 1509fa9e4066Sahrens { 151088b7b0f2SMatthew Ahrens dnode_phys_t *dnp = dn->dn_phys; 151188b7b0f2SMatthew Ahrens int j; 15127802d7bfSMatthew Ahrens zbookmark_phys_t czb; 1513fa9e4066Sahrens 1514fa9e4066Sahrens (void) printf("Indirect blocks:\n"); 1515fa9e4066Sahrens 1516503ad85cSMatthew Ahrens SET_BOOKMARK(&czb, dmu_objset_id(dn->dn_objset), 151788b7b0f2SMatthew Ahrens dn->dn_object, dnp->dn_nlevels - 1, 0); 151888b7b0f2SMatthew Ahrens for (j = 0; j < dnp->dn_nblkptr; j++) { 151988b7b0f2SMatthew Ahrens czb.zb_blkid = j; 1520503ad85cSMatthew Ahrens (void) visit_indirect(dmu_objset_spa(dn->dn_objset), dnp, 152188b7b0f2SMatthew Ahrens &dnp->dn_blkptr[j], &czb); 152288b7b0f2SMatthew Ahrens } 1523fa9e4066Sahrens 1524fa9e4066Sahrens (void) printf("\n"); 1525fa9e4066Sahrens } 1526fa9e4066Sahrens 1527fa9e4066Sahrens /*ARGSUSED*/ 1528fa9e4066Sahrens static void 1529fa9e4066Sahrens dump_dsl_dir(objset_t *os, uint64_t object, void *data, size_t size) 1530fa9e4066Sahrens { 1531fa9e4066Sahrens dsl_dir_phys_t *dd = data; 1532fa9e4066Sahrens time_t crtime; 15333f9d6ad7SLin Ling char nice[32]; 1534fa9e4066Sahrens 15350a055120SJason King /* make sure nicenum has enough space */ 15360a055120SJason King CTASSERT(sizeof (nice) >= NN_NUMBUF_SZ); 15370a055120SJason King 1538fa9e4066Sahrens if (dd == NULL) 1539fa9e4066Sahrens return; 1540fa9e4066Sahrens 1541da6c28aaSamw ASSERT3U(size, >=, sizeof (dsl_dir_phys_t)); 1542fa9e4066Sahrens 1543fa9e4066Sahrens crtime = dd->dd_creation_time; 1544fa9e4066Sahrens (void) printf("\t\tcreation_time = %s", ctime(&crtime)); 1545fa9e4066Sahrens (void) printf("\t\thead_dataset_obj = %llu\n", 1546fa9e4066Sahrens (u_longlong_t)dd->dd_head_dataset_obj); 1547fa9e4066Sahrens (void) printf("\t\tparent_dir_obj = %llu\n", 1548fa9e4066Sahrens (u_longlong_t)dd->dd_parent_obj); 15493cb34c60Sahrens (void) printf("\t\torigin_obj = %llu\n", 15503cb34c60Sahrens (u_longlong_t)dd->dd_origin_obj); 1551fa9e4066Sahrens (void) printf("\t\tchild_dir_zapobj = %llu\n", 1552fa9e4066Sahrens (u_longlong_t)dd->dd_child_dir_zapobj); 15530a055120SJason King zdb_nicenum(dd->dd_used_bytes, nice, sizeof (nice)); 155474e7dc98SMatthew Ahrens (void) printf("\t\tused_bytes = %s\n", nice); 15550a055120SJason King zdb_nicenum(dd->dd_compressed_bytes, nice, sizeof (nice)); 155674e7dc98SMatthew Ahrens (void) printf("\t\tcompressed_bytes = %s\n", nice); 15570a055120SJason King zdb_nicenum(dd->dd_uncompressed_bytes, nice, sizeof (nice)); 155874e7dc98SMatthew Ahrens (void) printf("\t\tuncompressed_bytes = %s\n", nice); 15590a055120SJason King zdb_nicenum(dd->dd_quota, nice, sizeof (nice)); 156074e7dc98SMatthew Ahrens (void) printf("\t\tquota = %s\n", nice); 15610a055120SJason King zdb_nicenum(dd->dd_reserved, nice, sizeof (nice)); 156274e7dc98SMatthew Ahrens (void) printf("\t\treserved = %s\n", nice); 1563fa9e4066Sahrens (void) printf("\t\tprops_zapobj = %llu\n", 1564fa9e4066Sahrens (u_longlong_t)dd->dd_props_zapobj); 1565ecd6cf80Smarks (void) printf("\t\tdeleg_zapobj = %llu\n", 1566ecd6cf80Smarks (u_longlong_t)dd->dd_deleg_zapobj); 156774e7dc98SMatthew Ahrens (void) printf("\t\tflags = %llx\n", 156874e7dc98SMatthew Ahrens (u_longlong_t)dd->dd_flags); 156974e7dc98SMatthew Ahrens 157074e7dc98SMatthew Ahrens #define DO(which) \ 15710a055120SJason King zdb_nicenum(dd->dd_used_breakdown[DD_USED_ ## which], nice, \ 15720a055120SJason King sizeof (nice)); \ 157374e7dc98SMatthew Ahrens (void) printf("\t\tused_breakdown[" #which "] = %s\n", nice) 157474e7dc98SMatthew Ahrens DO(HEAD); 157574e7dc98SMatthew Ahrens DO(SNAP); 157674e7dc98SMatthew Ahrens DO(CHILD); 157774e7dc98SMatthew Ahrens DO(CHILD_RSRV); 157874e7dc98SMatthew Ahrens DO(REFRSRV); 157974e7dc98SMatthew Ahrens #undef DO 158017fb938fSMatthew Ahrens (void) printf("\t\tclones = %llu\n", 158117fb938fSMatthew Ahrens (u_longlong_t)dd->dd_clones); 1582fa9e4066Sahrens } 1583fa9e4066Sahrens 1584fa9e4066Sahrens /*ARGSUSED*/ 1585fa9e4066Sahrens static void 1586fa9e4066Sahrens dump_dsl_dataset(objset_t *os, uint64_t object, void *data, size_t size) 1587fa9e4066Sahrens { 1588fa9e4066Sahrens dsl_dataset_phys_t *ds = data; 1589fa9e4066Sahrens time_t crtime; 15903f9d6ad7SLin Ling char used[32], compressed[32], uncompressed[32], unique[32]; 1591fbabab8fSmaybee char blkbuf[BP_SPRINTF_LEN]; 1592fa9e4066Sahrens 15930a055120SJason King /* make sure nicenum has enough space */ 15940a055120SJason King CTASSERT(sizeof (used) >= NN_NUMBUF_SZ); 15950a055120SJason King CTASSERT(sizeof (compressed) >= NN_NUMBUF_SZ); 15960a055120SJason King CTASSERT(sizeof (uncompressed) >= NN_NUMBUF_SZ); 15970a055120SJason King CTASSERT(sizeof (unique) >= NN_NUMBUF_SZ); 15980a055120SJason King 1599fa9e4066Sahrens if (ds == NULL) 1600fa9e4066Sahrens return; 1601fa9e4066Sahrens 1602fa9e4066Sahrens ASSERT(size == sizeof (*ds)); 1603fa9e4066Sahrens crtime = ds->ds_creation_time; 16040a055120SJason King zdb_nicenum(ds->ds_referenced_bytes, used, sizeof (used)); 16050a055120SJason King zdb_nicenum(ds->ds_compressed_bytes, compressed, sizeof (compressed)); 16060a055120SJason King zdb_nicenum(ds->ds_uncompressed_bytes, uncompressed, 16070a055120SJason King sizeof (uncompressed)); 16080a055120SJason King zdb_nicenum(ds->ds_unique_bytes, unique, sizeof (unique)); 160943466aaeSMax Grossman snprintf_blkptr(blkbuf, sizeof (blkbuf), &ds->ds_bp); 1610fa9e4066Sahrens 1611088f3894Sahrens (void) printf("\t\tdir_obj = %llu\n", 1612fa9e4066Sahrens (u_longlong_t)ds->ds_dir_obj); 1613fa9e4066Sahrens (void) printf("\t\tprev_snap_obj = %llu\n", 1614fa9e4066Sahrens (u_longlong_t)ds->ds_prev_snap_obj); 1615fa9e4066Sahrens (void) printf("\t\tprev_snap_txg = %llu\n", 1616fa9e4066Sahrens (u_longlong_t)ds->ds_prev_snap_txg); 1617fa9e4066Sahrens (void) printf("\t\tnext_snap_obj = %llu\n", 1618fa9e4066Sahrens (u_longlong_t)ds->ds_next_snap_obj); 1619fa9e4066Sahrens (void) printf("\t\tsnapnames_zapobj = %llu\n", 1620fa9e4066Sahrens (u_longlong_t)ds->ds_snapnames_zapobj); 1621fa9e4066Sahrens (void) printf("\t\tnum_children = %llu\n", 1622fa9e4066Sahrens (u_longlong_t)ds->ds_num_children); 1623842727c2SChris Kirby (void) printf("\t\tuserrefs_obj = %llu\n", 1624842727c2SChris Kirby (u_longlong_t)ds->ds_userrefs_obj); 1625fa9e4066Sahrens (void) printf("\t\tcreation_time = %s", ctime(&crtime)); 1626fa9e4066Sahrens (void) printf("\t\tcreation_txg = %llu\n", 1627fa9e4066Sahrens (u_longlong_t)ds->ds_creation_txg); 1628fa9e4066Sahrens (void) printf("\t\tdeadlist_obj = %llu\n", 1629fa9e4066Sahrens (u_longlong_t)ds->ds_deadlist_obj); 1630fa9e4066Sahrens (void) printf("\t\tused_bytes = %s\n", used); 1631fa9e4066Sahrens (void) printf("\t\tcompressed_bytes = %s\n", compressed); 1632fa9e4066Sahrens (void) printf("\t\tuncompressed_bytes = %s\n", uncompressed); 1633fa9e4066Sahrens (void) printf("\t\tunique = %s\n", unique); 1634fa9e4066Sahrens (void) printf("\t\tfsid_guid = %llu\n", 1635fa9e4066Sahrens (u_longlong_t)ds->ds_fsid_guid); 1636fa9e4066Sahrens (void) printf("\t\tguid = %llu\n", 1637fa9e4066Sahrens (u_longlong_t)ds->ds_guid); 163899653d4eSeschrock (void) printf("\t\tflags = %llx\n", 163999653d4eSeschrock (u_longlong_t)ds->ds_flags); 1640088f3894Sahrens (void) printf("\t\tnext_clones_obj = %llu\n", 1641088f3894Sahrens (u_longlong_t)ds->ds_next_clones_obj); 1642bb0ade09Sahrens (void) printf("\t\tprops_obj = %llu\n", 1643bb0ade09Sahrens (u_longlong_t)ds->ds_props_obj); 1644fa9e4066Sahrens (void) printf("\t\tbp = %s\n", blkbuf); 1645fa9e4066Sahrens } 1646fa9e4066Sahrens 1647ad135b5dSChristopher Siden /* ARGSUSED */ 1648ad135b5dSChristopher Siden static int 1649ad135b5dSChristopher Siden dump_bptree_cb(void *arg, const blkptr_t *bp, dmu_tx_t *tx) 1650ad135b5dSChristopher Siden { 1651ad135b5dSChristopher Siden char blkbuf[BP_SPRINTF_LEN]; 1652ad135b5dSChristopher Siden 1653ad135b5dSChristopher Siden if (bp->blk_birth != 0) { 165443466aaeSMax Grossman snprintf_blkptr(blkbuf, sizeof (blkbuf), bp); 1655ad135b5dSChristopher Siden (void) printf("\t%s\n", blkbuf); 1656ad135b5dSChristopher Siden } 1657ad135b5dSChristopher Siden return (0); 1658ad135b5dSChristopher Siden } 1659ad135b5dSChristopher Siden 1660ad135b5dSChristopher Siden static void 16613f7978d0SAlan Somers dump_bptree(objset_t *os, uint64_t obj, const char *name) 1662ad135b5dSChristopher Siden { 1663ad135b5dSChristopher Siden char bytes[32]; 1664ad135b5dSChristopher Siden bptree_phys_t *bt; 1665ad135b5dSChristopher Siden dmu_buf_t *db; 1666ad135b5dSChristopher Siden 16670a055120SJason King /* make sure nicenum has enough space */ 16680a055120SJason King CTASSERT(sizeof (bytes) >= NN_NUMBUF_SZ); 16690a055120SJason King 1670ad135b5dSChristopher Siden if (dump_opt['d'] < 3) 1671ad135b5dSChristopher Siden return; 1672ad135b5dSChristopher Siden 1673b420f3adSRichard Lowe VERIFY3U(0, ==, dmu_bonus_hold(os, obj, FTAG, &db)); 1674ad135b5dSChristopher Siden bt = db->db_data; 16750a055120SJason King zdb_nicenum(bt->bt_bytes, bytes, sizeof (bytes)); 1676ad135b5dSChristopher Siden (void) printf("\n %s: %llu datasets, %s\n", 1677ad135b5dSChristopher Siden name, (unsigned long long)(bt->bt_end - bt->bt_begin), bytes); 1678ad135b5dSChristopher Siden dmu_buf_rele(db, FTAG); 1679ad135b5dSChristopher Siden 1680ad135b5dSChristopher Siden if (dump_opt['d'] < 5) 1681ad135b5dSChristopher Siden return; 1682ad135b5dSChristopher Siden 1683ad135b5dSChristopher Siden (void) printf("\n"); 1684ad135b5dSChristopher Siden 1685ad135b5dSChristopher Siden (void) bptree_iterate(os, obj, B_FALSE, dump_bptree_cb, NULL, NULL); 1686ad135b5dSChristopher Siden } 1687ad135b5dSChristopher Siden 1688cde58dbcSMatthew Ahrens /* ARGSUSED */ 1689cde58dbcSMatthew Ahrens static int 1690cde58dbcSMatthew Ahrens dump_bpobj_cb(void *arg, const blkptr_t *bp, dmu_tx_t *tx) 1691cde58dbcSMatthew Ahrens { 1692cde58dbcSMatthew Ahrens char blkbuf[BP_SPRINTF_LEN]; 1693cde58dbcSMatthew Ahrens 1694cde58dbcSMatthew Ahrens ASSERT(bp->blk_birth != 0); 169543466aaeSMax Grossman snprintf_blkptr_compact(blkbuf, sizeof (blkbuf), bp); 1696cde58dbcSMatthew Ahrens (void) printf("\t%s\n", blkbuf); 1697cde58dbcSMatthew Ahrens return (0); 1698cde58dbcSMatthew Ahrens } 1699cde58dbcSMatthew Ahrens 1700fa9e4066Sahrens static void 17013f7978d0SAlan Somers dump_full_bpobj(bpobj_t *bpo, const char *name, int indent) 1702fa9e4066Sahrens { 17033f9d6ad7SLin Ling char bytes[32]; 17043f9d6ad7SLin Ling char comp[32]; 17053f9d6ad7SLin Ling char uncomp[32]; 1706fa9e4066Sahrens 17070a055120SJason King /* make sure nicenum has enough space */ 17080a055120SJason King CTASSERT(sizeof (bytes) >= NN_NUMBUF_SZ); 17090a055120SJason King CTASSERT(sizeof (comp) >= NN_NUMBUF_SZ); 17100a055120SJason King CTASSERT(sizeof (uncomp) >= NN_NUMBUF_SZ); 17110a055120SJason King 1712fa9e4066Sahrens if (dump_opt['d'] < 3) 1713fa9e4066Sahrens return; 1714fa9e4066Sahrens 17150a055120SJason King zdb_nicenum(bpo->bpo_phys->bpo_bytes, bytes, sizeof (bytes)); 1716d0475637SMatthew Ahrens if (bpo->bpo_havesubobj && bpo->bpo_phys->bpo_subobjs != 0) { 17170a055120SJason King zdb_nicenum(bpo->bpo_phys->bpo_comp, comp, sizeof (comp)); 17180a055120SJason King zdb_nicenum(bpo->bpo_phys->bpo_uncomp, uncomp, sizeof (uncomp)); 1719d0475637SMatthew Ahrens (void) printf(" %*s: object %llu, %llu local blkptrs, " 1720732885fcSMatthew Ahrens "%llu subobjs in object %llu, %s (%s/%s comp)\n", 1721d0475637SMatthew Ahrens indent * 8, name, 1722d0475637SMatthew Ahrens (u_longlong_t)bpo->bpo_object, 1723d0475637SMatthew Ahrens (u_longlong_t)bpo->bpo_phys->bpo_num_blkptrs, 1724cde58dbcSMatthew Ahrens (u_longlong_t)bpo->bpo_phys->bpo_num_subobjs, 1725732885fcSMatthew Ahrens (u_longlong_t)bpo->bpo_phys->bpo_subobjs, 172699653d4eSeschrock bytes, comp, uncomp); 1727d0475637SMatthew Ahrens 1728d0475637SMatthew Ahrens for (uint64_t i = 0; i < bpo->bpo_phys->bpo_num_subobjs; i++) { 1729d0475637SMatthew Ahrens uint64_t subobj; 1730d0475637SMatthew Ahrens bpobj_t subbpo; 1731d0475637SMatthew Ahrens int error; 1732d0475637SMatthew Ahrens VERIFY0(dmu_read(bpo->bpo_os, 1733d0475637SMatthew Ahrens bpo->bpo_phys->bpo_subobjs, 1734d0475637SMatthew Ahrens i * sizeof (subobj), sizeof (subobj), &subobj, 0)); 1735d0475637SMatthew Ahrens error = bpobj_open(&subbpo, bpo->bpo_os, subobj); 1736d0475637SMatthew Ahrens if (error != 0) { 1737d0475637SMatthew Ahrens (void) printf("ERROR %u while trying to open " 1738d0475637SMatthew Ahrens "subobj id %llu\n", 1739d0475637SMatthew Ahrens error, (u_longlong_t)subobj); 1740d0475637SMatthew Ahrens continue; 1741d0475637SMatthew Ahrens } 1742732885fcSMatthew Ahrens dump_full_bpobj(&subbpo, "subobj", indent + 1); 174377061867SMatthew Ahrens bpobj_close(&subbpo); 1744d0475637SMatthew Ahrens } 174599653d4eSeschrock } else { 1746d0475637SMatthew Ahrens (void) printf(" %*s: object %llu, %llu blkptrs, %s\n", 1747d0475637SMatthew Ahrens indent * 8, name, 1748d0475637SMatthew Ahrens (u_longlong_t)bpo->bpo_object, 1749d0475637SMatthew Ahrens (u_longlong_t)bpo->bpo_phys->bpo_num_blkptrs, 1750d0475637SMatthew Ahrens bytes); 175199653d4eSeschrock } 1752fa9e4066Sahrens 1753cde58dbcSMatthew Ahrens if (dump_opt['d'] < 5) 1754fa9e4066Sahrens return; 1755fa9e4066Sahrens 1756fa9e4066Sahrens 1757d0475637SMatthew Ahrens if (indent == 0) { 1758d0475637SMatthew Ahrens (void) bpobj_iterate_nofree(bpo, dump_bpobj_cb, NULL, NULL); 1759d0475637SMatthew Ahrens (void) printf("\n"); 1760d0475637SMatthew Ahrens } 1761cde58dbcSMatthew Ahrens } 176244cd46caSbillm 176317fb938fSMatthew Ahrens static void 176417fb938fSMatthew Ahrens bpobj_count_refd(bpobj_t *bpo) 176517fb938fSMatthew Ahrens { 176617fb938fSMatthew Ahrens mos_obj_refd(bpo->bpo_object); 176717fb938fSMatthew Ahrens 176817fb938fSMatthew Ahrens if (bpo->bpo_havesubobj && bpo->bpo_phys->bpo_subobjs != 0) { 176917fb938fSMatthew Ahrens mos_obj_refd(bpo->bpo_phys->bpo_subobjs); 177017fb938fSMatthew Ahrens for (uint64_t i = 0; i < bpo->bpo_phys->bpo_num_subobjs; i++) { 177117fb938fSMatthew Ahrens uint64_t subobj; 177217fb938fSMatthew Ahrens bpobj_t subbpo; 177317fb938fSMatthew Ahrens int error; 177417fb938fSMatthew Ahrens VERIFY0(dmu_read(bpo->bpo_os, 177517fb938fSMatthew Ahrens bpo->bpo_phys->bpo_subobjs, 177617fb938fSMatthew Ahrens i * sizeof (subobj), sizeof (subobj), &subobj, 0)); 177717fb938fSMatthew Ahrens error = bpobj_open(&subbpo, bpo->bpo_os, subobj); 177817fb938fSMatthew Ahrens if (error != 0) { 177917fb938fSMatthew Ahrens (void) printf("ERROR %u while trying to open " 178017fb938fSMatthew Ahrens "subobj id %llu\n", 178117fb938fSMatthew Ahrens error, (u_longlong_t)subobj); 178217fb938fSMatthew Ahrens continue; 178317fb938fSMatthew Ahrens } 178417fb938fSMatthew Ahrens bpobj_count_refd(&subbpo); 178517fb938fSMatthew Ahrens bpobj_close(&subbpo); 178617fb938fSMatthew Ahrens } 178717fb938fSMatthew Ahrens } 178817fb938fSMatthew Ahrens } 178917fb938fSMatthew Ahrens 1790cde58dbcSMatthew Ahrens static void 1791cde58dbcSMatthew Ahrens dump_deadlist(dsl_deadlist_t *dl) 1792cde58dbcSMatthew Ahrens { 1793cde58dbcSMatthew Ahrens dsl_deadlist_entry_t *dle; 1794d0475637SMatthew Ahrens uint64_t unused; 1795cde58dbcSMatthew Ahrens char bytes[32]; 1796cde58dbcSMatthew Ahrens char comp[32]; 1797cde58dbcSMatthew Ahrens char uncomp[32]; 179817fb938fSMatthew Ahrens uint64_t empty_bpobj = 179917fb938fSMatthew Ahrens dmu_objset_spa(dl->dl_os)->spa_dsl_pool->dp_empty_bpobj; 180017fb938fSMatthew Ahrens 180117fb938fSMatthew Ahrens /* force the tree to be loaded */ 180217fb938fSMatthew Ahrens dsl_deadlist_space_range(dl, 0, UINT64_MAX, &unused, &unused, &unused); 180317fb938fSMatthew Ahrens 180417fb938fSMatthew Ahrens if (dl->dl_oldfmt) { 180517fb938fSMatthew Ahrens if (dl->dl_bpobj.bpo_object != empty_bpobj) 180617fb938fSMatthew Ahrens bpobj_count_refd(&dl->dl_bpobj); 180717fb938fSMatthew Ahrens } else { 180817fb938fSMatthew Ahrens mos_obj_refd(dl->dl_object); 180917fb938fSMatthew Ahrens for (dle = avl_first(&dl->dl_tree); dle; 181017fb938fSMatthew Ahrens dle = AVL_NEXT(&dl->dl_tree, dle)) { 181117fb938fSMatthew Ahrens if (dle->dle_bpobj.bpo_object != empty_bpobj) 181217fb938fSMatthew Ahrens bpobj_count_refd(&dle->dle_bpobj); 181317fb938fSMatthew Ahrens } 181417fb938fSMatthew Ahrens } 1815cde58dbcSMatthew Ahrens 18160a055120SJason King /* make sure nicenum has enough space */ 18170a055120SJason King CTASSERT(sizeof (bytes) >= NN_NUMBUF_SZ); 18180a055120SJason King CTASSERT(sizeof (comp) >= NN_NUMBUF_SZ); 18190a055120SJason King CTASSERT(sizeof (uncomp) >= NN_NUMBUF_SZ); 18200a055120SJason King 1821cde58dbcSMatthew Ahrens if (dump_opt['d'] < 3) 1822cde58dbcSMatthew Ahrens return; 1823cde58dbcSMatthew Ahrens 182490c76c66SMatthew Ahrens if (dl->dl_oldfmt) { 1825732885fcSMatthew Ahrens dump_full_bpobj(&dl->dl_bpobj, "old-format deadlist", 0); 182690c76c66SMatthew Ahrens return; 182790c76c66SMatthew Ahrens } 182890c76c66SMatthew Ahrens 18290a055120SJason King zdb_nicenum(dl->dl_phys->dl_used, bytes, sizeof (bytes)); 18300a055120SJason King zdb_nicenum(dl->dl_phys->dl_comp, comp, sizeof (comp)); 18310a055120SJason King zdb_nicenum(dl->dl_phys->dl_uncomp, uncomp, sizeof (uncomp)); 1832cde58dbcSMatthew Ahrens (void) printf("\n Deadlist: %s (%s/%s comp)\n", 1833cde58dbcSMatthew Ahrens bytes, comp, uncomp); 1834cde58dbcSMatthew Ahrens 1835cde58dbcSMatthew Ahrens if (dump_opt['d'] < 4) 1836cde58dbcSMatthew Ahrens return; 1837cde58dbcSMatthew Ahrens 1838cde58dbcSMatthew Ahrens (void) printf("\n"); 1839cde58dbcSMatthew Ahrens 1840cde58dbcSMatthew Ahrens for (dle = avl_first(&dl->dl_tree); dle; 1841cde58dbcSMatthew Ahrens dle = AVL_NEXT(&dl->dl_tree, dle)) { 1842d0475637SMatthew Ahrens if (dump_opt['d'] >= 5) { 1843d0475637SMatthew Ahrens char buf[128]; 1844de05b588SRichard Yao (void) snprintf(buf, sizeof (buf), 1845de05b588SRichard Yao "mintxg %llu -> obj %llu", 1846d0475637SMatthew Ahrens (longlong_t)dle->dle_mintxg, 1847d0475637SMatthew Ahrens (longlong_t)dle->dle_bpobj.bpo_object); 1848fa9e4066Sahrens 1849732885fcSMatthew Ahrens dump_full_bpobj(&dle->dle_bpobj, buf, 0); 1850d0475637SMatthew Ahrens } else { 1851d0475637SMatthew Ahrens (void) printf("mintxg %llu -> obj %llu\n", 1852d0475637SMatthew Ahrens (longlong_t)dle->dle_mintxg, 1853d0475637SMatthew Ahrens (longlong_t)dle->dle_bpobj.bpo_object); 1854d0475637SMatthew Ahrens } 1855cde58dbcSMatthew Ahrens } 1856fa9e4066Sahrens } 1857fa9e4066Sahrens 1858e0d35c44Smarks static avl_tree_t idx_tree; 1859e0d35c44Smarks static avl_tree_t domain_tree; 1860e0d35c44Smarks static boolean_t fuid_table_loaded; 1861ed61ec1dSYuri Pankov static objset_t *sa_os = NULL; 1862ed61ec1dSYuri Pankov static sa_attr_type_t *sa_attr_table = NULL; 1863ed61ec1dSYuri Pankov 1864ed61ec1dSYuri Pankov static int 1865ed61ec1dSYuri Pankov open_objset(const char *path, dmu_objset_type_t type, void *tag, objset_t **osp) 1866ed61ec1dSYuri Pankov { 1867ed61ec1dSYuri Pankov int err; 1868ed61ec1dSYuri Pankov uint64_t sa_attrs = 0; 1869ed61ec1dSYuri Pankov uint64_t version = 0; 1870ed61ec1dSYuri Pankov 1871ed61ec1dSYuri Pankov VERIFY3P(sa_os, ==, NULL); 1872ed61ec1dSYuri Pankov err = dmu_objset_own(path, type, B_TRUE, tag, osp); 1873ed61ec1dSYuri Pankov if (err != 0) { 1874ed61ec1dSYuri Pankov (void) fprintf(stderr, "failed to own dataset '%s': %s\n", path, 1875ed61ec1dSYuri Pankov strerror(err)); 1876ed61ec1dSYuri Pankov return (err); 1877ed61ec1dSYuri Pankov } 1878ed61ec1dSYuri Pankov 1879ed61ec1dSYuri Pankov if (dmu_objset_type(*osp) == DMU_OST_ZFS) { 1880ed61ec1dSYuri Pankov (void) zap_lookup(*osp, MASTER_NODE_OBJ, ZPL_VERSION_STR, 1881ed61ec1dSYuri Pankov 8, 1, &version); 1882ed61ec1dSYuri Pankov if (version >= ZPL_VERSION_SA) { 1883ed61ec1dSYuri Pankov (void) zap_lookup(*osp, MASTER_NODE_OBJ, ZFS_SA_ATTRS, 1884ed61ec1dSYuri Pankov 8, 1, &sa_attrs); 1885ed61ec1dSYuri Pankov } 1886ed61ec1dSYuri Pankov err = sa_setup(*osp, sa_attrs, zfs_attr_table, ZPL_END, 1887ed61ec1dSYuri Pankov &sa_attr_table); 1888ed61ec1dSYuri Pankov if (err != 0) { 1889ed61ec1dSYuri Pankov (void) fprintf(stderr, "sa_setup failed: %s\n", 1890ed61ec1dSYuri Pankov strerror(err)); 1891ed61ec1dSYuri Pankov dmu_objset_disown(*osp, tag); 1892ed61ec1dSYuri Pankov *osp = NULL; 1893ed61ec1dSYuri Pankov } 1894ed61ec1dSYuri Pankov } 1895ed61ec1dSYuri Pankov sa_os = *osp; 1896ed61ec1dSYuri Pankov 1897ed61ec1dSYuri Pankov return (0); 1898ed61ec1dSYuri Pankov } 1899ed61ec1dSYuri Pankov 1900ed61ec1dSYuri Pankov static void 1901ed61ec1dSYuri Pankov close_objset(objset_t *os, void *tag) 1902ed61ec1dSYuri Pankov { 1903ed61ec1dSYuri Pankov VERIFY3P(os, ==, sa_os); 1904ed61ec1dSYuri Pankov if (os->os_sa != NULL) 1905ed61ec1dSYuri Pankov sa_tear_down(os); 1906ed61ec1dSYuri Pankov dmu_objset_disown(os, tag); 1907ed61ec1dSYuri Pankov sa_attr_table = NULL; 1908ed61ec1dSYuri Pankov sa_os = NULL; 1909ed61ec1dSYuri Pankov } 1910e0d35c44Smarks 1911e0d35c44Smarks static void 1912e0d35c44Smarks fuid_table_destroy() 1913e0d35c44Smarks { 1914e0d35c44Smarks if (fuid_table_loaded) { 1915e0d35c44Smarks zfs_fuid_table_destroy(&idx_tree, &domain_tree); 1916e0d35c44Smarks fuid_table_loaded = B_FALSE; 1917e0d35c44Smarks } 1918e0d35c44Smarks } 1919e0d35c44Smarks 1920e0d35c44Smarks /* 1921e0d35c44Smarks * print uid or gid information. 1922e0d35c44Smarks * For normal POSIX id just the id is printed in decimal format. 1923e0d35c44Smarks * For CIFS files with FUID the fuid is printed in hex followed by 1924d0475637SMatthew Ahrens * the domain-rid string. 1925e0d35c44Smarks */ 1926e0d35c44Smarks static void 1927e0d35c44Smarks print_idstr(uint64_t id, const char *id_type) 1928e0d35c44Smarks { 1929e0d35c44Smarks if (FUID_INDEX(id)) { 1930e0d35c44Smarks char *domain; 1931e0d35c44Smarks 1932e0d35c44Smarks domain = zfs_fuid_idx_domain(&idx_tree, FUID_INDEX(id)); 1933e0d35c44Smarks (void) printf("\t%s %llx [%s-%d]\n", id_type, 1934e0d35c44Smarks (u_longlong_t)id, domain, (int)FUID_RID(id)); 1935e0d35c44Smarks } else { 1936e0d35c44Smarks (void) printf("\t%s %llu\n", id_type, (u_longlong_t)id); 1937e0d35c44Smarks } 1938e0d35c44Smarks 1939e0d35c44Smarks } 1940e0d35c44Smarks 1941e0d35c44Smarks static void 19420a586ceaSMark Shellenbaum dump_uidgid(objset_t *os, uint64_t uid, uint64_t gid) 1943e0d35c44Smarks { 1944e0d35c44Smarks uint32_t uid_idx, gid_idx; 1945e0d35c44Smarks 19460a586ceaSMark Shellenbaum uid_idx = FUID_INDEX(uid); 19470a586ceaSMark Shellenbaum gid_idx = FUID_INDEX(gid); 1948e0d35c44Smarks 1949e0d35c44Smarks /* Load domain table, if not already loaded */ 1950e0d35c44Smarks if (!fuid_table_loaded && (uid_idx || gid_idx)) { 1951e0d35c44Smarks uint64_t fuid_obj; 1952e0d35c44Smarks 1953e0d35c44Smarks /* first find the fuid object. It lives in the master node */ 1954e0d35c44Smarks VERIFY(zap_lookup(os, MASTER_NODE_OBJ, ZFS_FUID_TABLES, 1955e0d35c44Smarks 8, 1, &fuid_obj) == 0); 195689459e17SMark Shellenbaum zfs_fuid_avl_tree_create(&idx_tree, &domain_tree); 1957e0d35c44Smarks (void) zfs_fuid_table_load(os, fuid_obj, 1958e0d35c44Smarks &idx_tree, &domain_tree); 1959e0d35c44Smarks fuid_table_loaded = B_TRUE; 1960e0d35c44Smarks } 1961e0d35c44Smarks 19620a586ceaSMark Shellenbaum print_idstr(uid, "uid"); 19630a586ceaSMark Shellenbaum print_idstr(gid, "gid"); 1964e0d35c44Smarks } 1965e0d35c44Smarks 1966fa9e4066Sahrens /*ARGSUSED*/ 1967fa9e4066Sahrens static void 1968fa9e4066Sahrens dump_znode(objset_t *os, uint64_t object, void *data, size_t size) 1969fa9e4066Sahrens { 1970fa9e4066Sahrens char path[MAXPATHLEN * 2]; /* allow for xattr and failure prefix */ 19710a586ceaSMark Shellenbaum sa_handle_t *hdl; 19720a586ceaSMark Shellenbaum uint64_t xattr, rdev, gen; 19730a586ceaSMark Shellenbaum uint64_t uid, gid, mode, fsize, parent, links; 19748f2529deSMark Shellenbaum uint64_t pflags; 19750a586ceaSMark Shellenbaum uint64_t acctm[2], modtm[2], chgtm[2], crtm[2]; 19760a586ceaSMark Shellenbaum time_t z_crtime, z_atime, z_mtime, z_ctime; 19778f2529deSMark Shellenbaum sa_bulk_attr_t bulk[12]; 19780a586ceaSMark Shellenbaum int idx = 0; 197955434c77Sek int error; 1980fa9e4066Sahrens 1981ed61ec1dSYuri Pankov VERIFY3P(os, ==, sa_os); 19820a586ceaSMark Shellenbaum if (sa_handle_get(os, object, NULL, SA_HDL_PRIVATE, &hdl)) { 19830a586ceaSMark Shellenbaum (void) printf("Failed to get handle for SA znode\n"); 19840a586ceaSMark Shellenbaum return; 19850a586ceaSMark Shellenbaum } 19860a586ceaSMark Shellenbaum 19870a586ceaSMark Shellenbaum SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_UID], NULL, &uid, 8); 19880a586ceaSMark Shellenbaum SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_GID], NULL, &gid, 8); 19890a586ceaSMark Shellenbaum SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_LINKS], NULL, 19900a586ceaSMark Shellenbaum &links, 8); 19910a586ceaSMark Shellenbaum SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_GEN], NULL, &gen, 8); 19920a586ceaSMark Shellenbaum SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_MODE], NULL, 19930a586ceaSMark Shellenbaum &mode, 8); 19940a586ceaSMark Shellenbaum SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_PARENT], 19950a586ceaSMark Shellenbaum NULL, &parent, 8); 19960a586ceaSMark Shellenbaum SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_SIZE], NULL, 19970a586ceaSMark Shellenbaum &fsize, 8); 19980a586ceaSMark Shellenbaum SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_ATIME], NULL, 19990a586ceaSMark Shellenbaum acctm, 16); 20000a586ceaSMark Shellenbaum SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_MTIME], NULL, 20010a586ceaSMark Shellenbaum modtm, 16); 20020a586ceaSMark Shellenbaum SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_CRTIME], NULL, 20030a586ceaSMark Shellenbaum crtm, 16); 20040a586ceaSMark Shellenbaum SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_CTIME], NULL, 20050a586ceaSMark Shellenbaum chgtm, 16); 20068f2529deSMark Shellenbaum SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_FLAGS], NULL, 20078f2529deSMark Shellenbaum &pflags, 8); 20080a586ceaSMark Shellenbaum 20090a586ceaSMark Shellenbaum if (sa_bulk_lookup(hdl, bulk, idx)) { 20100a586ceaSMark Shellenbaum (void) sa_handle_destroy(hdl); 20110a586ceaSMark Shellenbaum return; 20120a586ceaSMark Shellenbaum } 2013fa9e4066Sahrens 20140a586ceaSMark Shellenbaum z_crtime = (time_t)crtm[0]; 20150a586ceaSMark Shellenbaum z_atime = (time_t)acctm[0]; 20160a586ceaSMark Shellenbaum z_mtime = (time_t)modtm[0]; 20170a586ceaSMark Shellenbaum z_ctime = (time_t)chgtm[0]; 2018fa9e4066Sahrens 2019e548d2faSAlan Somers if (dump_opt['d'] > 4) { 2020e548d2faSAlan Somers error = zfs_obj_to_path(os, object, path, sizeof (path)); 202120b5dafbSPaul Dagnelie if (error == ESTALE) { 202220b5dafbSPaul Dagnelie (void) snprintf(path, sizeof (path), "on delete queue"); 202320b5dafbSPaul Dagnelie } else if (error != 0) { 202420b5dafbSPaul Dagnelie leaked_objects++; 2025e548d2faSAlan Somers (void) snprintf(path, sizeof (path), 202620b5dafbSPaul Dagnelie "path not found, possibly leaked"); 2027e548d2faSAlan Somers } 2028e548d2faSAlan Somers (void) printf("\tpath %s\n", path); 2029e548d2faSAlan Somers } 20300a586ceaSMark Shellenbaum dump_uidgid(os, uid, gid); 2031fa9e4066Sahrens (void) printf("\tatime %s", ctime(&z_atime)); 2032fa9e4066Sahrens (void) printf("\tmtime %s", ctime(&z_mtime)); 2033fa9e4066Sahrens (void) printf("\tctime %s", ctime(&z_ctime)); 2034fa9e4066Sahrens (void) printf("\tcrtime %s", ctime(&z_crtime)); 20350a586ceaSMark Shellenbaum (void) printf("\tgen %llu\n", (u_longlong_t)gen); 20360a586ceaSMark Shellenbaum (void) printf("\tmode %llo\n", (u_longlong_t)mode); 20370a586ceaSMark Shellenbaum (void) printf("\tsize %llu\n", (u_longlong_t)fsize); 20380a586ceaSMark Shellenbaum (void) printf("\tparent %llu\n", (u_longlong_t)parent); 20390a586ceaSMark Shellenbaum (void) printf("\tlinks %llu\n", (u_longlong_t)links); 20408f2529deSMark Shellenbaum (void) printf("\tpflags %llx\n", (u_longlong_t)pflags); 20410a586ceaSMark Shellenbaum if (sa_lookup(hdl, sa_attr_table[ZPL_XATTR], &xattr, 20420a586ceaSMark Shellenbaum sizeof (uint64_t)) == 0) 20430a586ceaSMark Shellenbaum (void) printf("\txattr %llu\n", (u_longlong_t)xattr); 20440a586ceaSMark Shellenbaum if (sa_lookup(hdl, sa_attr_table[ZPL_RDEV], &rdev, 20450a586ceaSMark Shellenbaum sizeof (uint64_t)) == 0) 20460a586ceaSMark Shellenbaum (void) printf("\trdev 0x%016llx\n", (u_longlong_t)rdev); 20470a586ceaSMark Shellenbaum sa_handle_destroy(hdl); 2048fa9e4066Sahrens } 2049fa9e4066Sahrens 2050fa9e4066Sahrens /*ARGSUSED*/ 2051fa9e4066Sahrens static void 2052fa9e4066Sahrens dump_acl(objset_t *os, uint64_t object, void *data, size_t size) 2053fa9e4066Sahrens { 2054fa9e4066Sahrens } 2055fa9e4066Sahrens 2056fa9e4066Sahrens /*ARGSUSED*/ 2057fa9e4066Sahrens static void 2058fa9e4066Sahrens dump_dmu_objset(objset_t *os, uint64_t object, void *data, size_t size) 2059fa9e4066Sahrens { 2060fa9e4066Sahrens } 2061fa9e4066Sahrens 20626de8f417SVictor Latushkin static object_viewer_t *object_viewer[DMU_OT_NUMTYPES + 1] = { 2063fa9e4066Sahrens dump_none, /* unallocated */ 2064fa9e4066Sahrens dump_zap, /* object directory */ 2065fa9e4066Sahrens dump_uint64, /* object array */ 2066fa9e4066Sahrens dump_none, /* packed nvlist */ 2067fa9e4066Sahrens dump_packed_nvlist, /* packed nvlist size */ 2068732885fcSMatthew Ahrens dump_none, /* bpobj */ 2069732885fcSMatthew Ahrens dump_bpobj, /* bpobj header */ 2070fa9e4066Sahrens dump_none, /* SPA space map header */ 2071fa9e4066Sahrens dump_none, /* SPA space map */ 2072fa9e4066Sahrens dump_none, /* ZIL intent log */ 2073fa9e4066Sahrens dump_dnode, /* DMU dnode */ 2074fa9e4066Sahrens dump_dmu_objset, /* DMU objset */ 2075ea8dc4b6Seschrock dump_dsl_dir, /* DSL directory */ 2076fa9e4066Sahrens dump_zap, /* DSL directory child map */ 2077fa9e4066Sahrens dump_zap, /* DSL dataset snap map */ 2078fa9e4066Sahrens dump_zap, /* DSL props */ 2079fa9e4066Sahrens dump_dsl_dataset, /* DSL dataset */ 2080fa9e4066Sahrens dump_znode, /* ZFS znode */ 2081da6c28aaSamw dump_acl, /* ZFS V0 ACL */ 2082fa9e4066Sahrens dump_uint8, /* ZFS plain file */ 2083e7437265Sahrens dump_zpldir, /* ZFS directory */ 2084fa9e4066Sahrens dump_zap, /* ZFS master node */ 2085fa9e4066Sahrens dump_zap, /* ZFS delete queue */ 2086fa9e4066Sahrens dump_uint8, /* zvol object */ 2087fa9e4066Sahrens dump_zap, /* zvol prop */ 2088fa9e4066Sahrens dump_uint8, /* other uint8[] */ 2089fa9e4066Sahrens dump_uint64, /* other uint64[] */ 2090fa9e4066Sahrens dump_zap, /* other ZAP */ 2091ea8dc4b6Seschrock dump_zap, /* persistent error log */ 209206eeb2adSek dump_uint8, /* SPA history */ 20934445fffbSMatthew Ahrens dump_history_offsets, /* SPA history offsets */ 2094b1b8ab34Slling dump_zap, /* Pool properties */ 2095ecd6cf80Smarks dump_zap, /* DSL permissions */ 2096da6c28aaSamw dump_acl, /* ZFS ACL */ 2097da6c28aaSamw dump_uint8, /* ZFS SYSACL */ 2098da6c28aaSamw dump_none, /* FUID nvlist */ 2099da6c28aaSamw dump_packed_nvlist, /* FUID nvlist size */ 2100088f3894Sahrens dump_zap, /* DSL dataset next clones */ 2101088f3894Sahrens dump_zap, /* DSL scrub queue */ 210214843421SMatthew Ahrens dump_zap, /* ZFS user/group used */ 210314843421SMatthew Ahrens dump_zap, /* ZFS user/group quota */ 2104842727c2SChris Kirby dump_zap, /* snapshot refcount tags */ 2105486ae710SMatthew Ahrens dump_ddt_zap, /* DDT ZAP object */ 2106b24ab676SJeff Bonwick dump_zap, /* DDT statistics */ 21070a586ceaSMark Shellenbaum dump_znode, /* SA object */ 21080a586ceaSMark Shellenbaum dump_zap, /* SA Master Node */ 21090a586ceaSMark Shellenbaum dump_sa_attrs, /* SA attribute registration */ 21100a586ceaSMark Shellenbaum dump_sa_layouts, /* SA attribute layouts */ 21113f9d6ad7SLin Ling dump_zap, /* DSL scrub translations */ 21123f9d6ad7SLin Ling dump_none, /* fake dedup BP */ 2113cde58dbcSMatthew Ahrens dump_zap, /* deadlist */ 2114cde58dbcSMatthew Ahrens dump_none, /* deadlist hdr */ 2115cde58dbcSMatthew Ahrens dump_zap, /* dsl clones */ 2116732885fcSMatthew Ahrens dump_bpobj_subobjs, /* bpobj subobjs */ 21170a586ceaSMark Shellenbaum dump_unknown, /* Unknown type, must be last */ 2118fa9e4066Sahrens }; 2119fa9e4066Sahrens 2120fa9e4066Sahrens static void 212154811da5SToomas Soome dump_object(objset_t *os, uint64_t object, int verbosity, int *print_header, 212254811da5SToomas Soome uint64_t *dnode_slots_used) 2123fa9e4066Sahrens { 2124fa9e4066Sahrens dmu_buf_t *db = NULL; 2125fa9e4066Sahrens dmu_object_info_t doi; 2126fa9e4066Sahrens dnode_t *dn; 2127fa9e4066Sahrens void *bonus = NULL; 2128fa9e4066Sahrens size_t bsize = 0; 212954811da5SToomas Soome char iblk[32], dblk[32], lsize[32], asize[32], fill[32], dnsize[32]; 21303f9d6ad7SLin Ling char bonus_size[32]; 2131fa9e4066Sahrens char aux[50]; 2132fa9e4066Sahrens int error; 2133fa9e4066Sahrens 21340a055120SJason King /* make sure nicenum has enough space */ 21350a055120SJason King CTASSERT(sizeof (iblk) >= NN_NUMBUF_SZ); 21360a055120SJason King CTASSERT(sizeof (dblk) >= NN_NUMBUF_SZ); 21370a055120SJason King CTASSERT(sizeof (lsize) >= NN_NUMBUF_SZ); 21380a055120SJason King CTASSERT(sizeof (asize) >= NN_NUMBUF_SZ); 21390a055120SJason King CTASSERT(sizeof (bonus_size) >= NN_NUMBUF_SZ); 21400a055120SJason King 2141fa9e4066Sahrens if (*print_header) { 214254811da5SToomas Soome (void) printf("\n%10s %3s %5s %5s %5s %6s %5s %6s %s\n", 214354811da5SToomas Soome "Object", "lvl", "iblk", "dblk", "dsize", "dnsize", 214454811da5SToomas Soome "lsize", "%full", "type"); 2145fa9e4066Sahrens *print_header = 0; 2146fa9e4066Sahrens } 2147fa9e4066Sahrens 2148fa9e4066Sahrens if (object == 0) { 2149744947dcSTom Erickson dn = DMU_META_DNODE(os); 2150fa9e4066Sahrens } else { 2151ea8dc4b6Seschrock error = dmu_bonus_hold(os, object, FTAG, &db); 2152ea8dc4b6Seschrock if (error) 2153ea8dc4b6Seschrock fatal("dmu_bonus_hold(%llu) failed, errno %u", 2154ea8dc4b6Seschrock object, error); 2155fa9e4066Sahrens bonus = db->db_data; 2156fa9e4066Sahrens bsize = db->db_size; 2157744947dcSTom Erickson dn = DB_DNODE((dmu_buf_impl_t *)db); 2158fa9e4066Sahrens } 2159fa9e4066Sahrens dmu_object_info_from_dnode(dn, &doi); 2160fa9e4066Sahrens 216154811da5SToomas Soome if (dnode_slots_used != NULL) 216254811da5SToomas Soome *dnode_slots_used = doi.doi_dnodesize / DNODE_MIN_SIZE; 216354811da5SToomas Soome 21640a055120SJason King zdb_nicenum(doi.doi_metadata_block_size, iblk, sizeof (iblk)); 21650a055120SJason King zdb_nicenum(doi.doi_data_block_size, dblk, sizeof (dblk)); 21660a055120SJason King zdb_nicenum(doi.doi_max_offset, lsize, sizeof (lsize)); 21670a055120SJason King zdb_nicenum(doi.doi_physical_blocks_512 << 9, asize, sizeof (asize)); 21680a055120SJason King zdb_nicenum(doi.doi_bonus_size, bonus_size, sizeof (bonus_size)); 216954811da5SToomas Soome zdb_nicenum(doi.doi_dnodesize, dnsize, sizeof (dnsize)); 2170b24ab676SJeff Bonwick (void) sprintf(fill, "%6.2f", 100.0 * doi.doi_fill_count * 2171bbfd46c4SJeff Bonwick doi.doi_data_block_size / (object == 0 ? DNODES_PER_BLOCK : 1) / 2172bbfd46c4SJeff Bonwick doi.doi_max_offset); 2173fa9e4066Sahrens 2174fa9e4066Sahrens aux[0] = '\0'; 2175fa9e4066Sahrens 2176e7437265Sahrens if (doi.doi_checksum != ZIO_CHECKSUM_INHERIT || verbosity >= 6) { 2177fa9e4066Sahrens (void) snprintf(aux + strlen(aux), sizeof (aux), " (K=%s)", 21786de8f417SVictor Latushkin ZDB_CHECKSUM_NAME(doi.doi_checksum)); 2179e7437265Sahrens } 2180fa9e4066Sahrens 2181e7437265Sahrens if (doi.doi_compress != ZIO_COMPRESS_INHERIT || verbosity >= 6) { 2182fa9e4066Sahrens (void) snprintf(aux + strlen(aux), sizeof (aux), " (Z=%s)", 21836de8f417SVictor Latushkin ZDB_COMPRESS_NAME(doi.doi_compress)); 2184e7437265Sahrens } 2185fa9e4066Sahrens 218654811da5SToomas Soome (void) printf("%10" PRIu64 218754811da5SToomas Soome " %3u %5s %5s %5s %5s %5s %6s %s%s\n", 218854811da5SToomas Soome object, doi.doi_indirection, iblk, dblk, 218954811da5SToomas Soome asize, dnsize, lsize, fill, ZDB_OT_NAME(doi.doi_type), aux); 2190fa9e4066Sahrens 2191fa9e4066Sahrens if (doi.doi_bonus_type != DMU_OT_NONE && verbosity > 3) { 219254811da5SToomas Soome (void) printf("%10s %3s %5s %5s %5s %5s %5s %6s %s\n", 219354811da5SToomas Soome "", "", "", "", "", "", bonus_size, "bonus", 21946de8f417SVictor Latushkin ZDB_OT_NAME(doi.doi_bonus_type)); 2195fa9e4066Sahrens } 2196fa9e4066Sahrens 2197fa9e4066Sahrens if (verbosity >= 4) { 21980a586ceaSMark Shellenbaum (void) printf("\tdnode flags: %s%s%s\n", 219914843421SMatthew Ahrens (dn->dn_phys->dn_flags & DNODE_FLAG_USED_BYTES) ? 220014843421SMatthew Ahrens "USED_BYTES " : "", 220114843421SMatthew Ahrens (dn->dn_phys->dn_flags & DNODE_FLAG_USERUSED_ACCOUNTED) ? 22020a586ceaSMark Shellenbaum "USERUSED_ACCOUNTED " : "", 22030a586ceaSMark Shellenbaum (dn->dn_phys->dn_flags & DNODE_FLAG_SPILL_BLKPTR) ? 22040a586ceaSMark Shellenbaum "SPILL_BLKPTR" : ""); 220514843421SMatthew Ahrens (void) printf("\tdnode maxblkid: %llu\n", 220614843421SMatthew Ahrens (longlong_t)dn->dn_phys->dn_maxblkid); 220714843421SMatthew Ahrens 22086de8f417SVictor Latushkin object_viewer[ZDB_OT_TYPE(doi.doi_bonus_type)](os, object, 22096de8f417SVictor Latushkin bonus, bsize); 22106de8f417SVictor Latushkin object_viewer[ZDB_OT_TYPE(doi.doi_type)](os, object, NULL, 0); 2211fa9e4066Sahrens *print_header = 1; 2212fa9e4066Sahrens } 2213fa9e4066Sahrens 2214fa9e4066Sahrens if (verbosity >= 5) 221588b7b0f2SMatthew Ahrens dump_indirect(dn); 2216fa9e4066Sahrens 2217fa9e4066Sahrens if (verbosity >= 5) { 2218fa9e4066Sahrens /* 2219fa9e4066Sahrens * Report the list of segments that comprise the object. 2220fa9e4066Sahrens */ 2221fa9e4066Sahrens uint64_t start = 0; 2222fa9e4066Sahrens uint64_t end; 2223fa9e4066Sahrens uint64_t blkfill = 1; 2224fa9e4066Sahrens int minlvl = 1; 2225fa9e4066Sahrens 2226fa9e4066Sahrens if (dn->dn_type == DMU_OT_DNODE) { 2227fa9e4066Sahrens minlvl = 0; 2228fa9e4066Sahrens blkfill = DNODES_PER_BLOCK; 2229fa9e4066Sahrens } 2230fa9e4066Sahrens 2231fa9e4066Sahrens for (;;) { 22323f9d6ad7SLin Ling char segsize[32]; 22330a055120SJason King /* make sure nicenum has enough space */ 22340a055120SJason King CTASSERT(sizeof (segsize) >= NN_NUMBUF_SZ); 2235cdb0ab79Smaybee error = dnode_next_offset(dn, 2236cdb0ab79Smaybee 0, &start, minlvl, blkfill, 0); 2237fa9e4066Sahrens if (error) 2238fa9e4066Sahrens break; 2239fa9e4066Sahrens end = start; 2240cdb0ab79Smaybee error = dnode_next_offset(dn, 2241cdb0ab79Smaybee DNODE_FIND_HOLE, &end, minlvl, blkfill, 0); 22420a055120SJason King zdb_nicenum(end - start, segsize, sizeof (segsize)); 2243fa9e4066Sahrens (void) printf("\t\tsegment [%016llx, %016llx)" 2244fa9e4066Sahrens " size %5s\n", (u_longlong_t)start, 2245fa9e4066Sahrens (u_longlong_t)end, segsize); 2246fa9e4066Sahrens if (error) 2247fa9e4066Sahrens break; 2248fa9e4066Sahrens start = end; 2249fa9e4066Sahrens } 2250fa9e4066Sahrens } 2251fa9e4066Sahrens 2252fa9e4066Sahrens if (db != NULL) 2253ea8dc4b6Seschrock dmu_buf_rele(db, FTAG); 2254fa9e4066Sahrens } 2255fa9e4066Sahrens 225617fb938fSMatthew Ahrens static void 225717fb938fSMatthew Ahrens count_dir_mos_objects(dsl_dir_t *dd) 225817fb938fSMatthew Ahrens { 225917fb938fSMatthew Ahrens mos_obj_refd(dd->dd_object); 226017fb938fSMatthew Ahrens mos_obj_refd(dsl_dir_phys(dd)->dd_child_dir_zapobj); 226117fb938fSMatthew Ahrens mos_obj_refd(dsl_dir_phys(dd)->dd_deleg_zapobj); 226217fb938fSMatthew Ahrens mos_obj_refd(dsl_dir_phys(dd)->dd_props_zapobj); 226317fb938fSMatthew Ahrens mos_obj_refd(dsl_dir_phys(dd)->dd_clones); 226417fb938fSMatthew Ahrens } 226517fb938fSMatthew Ahrens 226617fb938fSMatthew Ahrens static void 226717fb938fSMatthew Ahrens count_ds_mos_objects(dsl_dataset_t *ds) 226817fb938fSMatthew Ahrens { 226917fb938fSMatthew Ahrens mos_obj_refd(ds->ds_object); 227017fb938fSMatthew Ahrens mos_obj_refd(dsl_dataset_phys(ds)->ds_next_clones_obj); 227117fb938fSMatthew Ahrens mos_obj_refd(dsl_dataset_phys(ds)->ds_props_obj); 227217fb938fSMatthew Ahrens mos_obj_refd(dsl_dataset_phys(ds)->ds_userrefs_obj); 227317fb938fSMatthew Ahrens mos_obj_refd(dsl_dataset_phys(ds)->ds_snapnames_zapobj); 227417fb938fSMatthew Ahrens 227517fb938fSMatthew Ahrens if (!dsl_dataset_is_snapshot(ds)) { 227617fb938fSMatthew Ahrens count_dir_mos_objects(ds->ds_dir); 227717fb938fSMatthew Ahrens } 227817fb938fSMatthew Ahrens } 227917fb938fSMatthew Ahrens 22803f7978d0SAlan Somers static const char *objset_types[DMU_OST_NUMTYPES] = { 2281fa9e4066Sahrens "NONE", "META", "ZPL", "ZVOL", "OTHER", "ANY" }; 2282fa9e4066Sahrens 2283fa9e4066Sahrens static void 2284fa9e4066Sahrens dump_dir(objset_t *os) 2285fa9e4066Sahrens { 2286fa9e4066Sahrens dmu_objset_stats_t dds; 2287fa9e4066Sahrens uint64_t object, object_count; 2288a2eea2e1Sahrens uint64_t refdbytes, usedobjs, scratch; 22893f9d6ad7SLin Ling char numbuf[32]; 229014843421SMatthew Ahrens char blkbuf[BP_SPRINTF_LEN + 20]; 22919adfa60dSMatthew Ahrens char osname[ZFS_MAX_DATASET_NAME_LEN]; 22923f7978d0SAlan Somers const char *type = "UNKNOWN"; 2293fa9e4066Sahrens int verbosity = dump_opt['d']; 2294fa9e4066Sahrens int print_header = 1; 22953f7978d0SAlan Somers unsigned i; 22963f7978d0SAlan Somers int error; 229754811da5SToomas Soome uint64_t total_slots_used = 0; 229854811da5SToomas Soome uint64_t max_slot_used = 0; 229954811da5SToomas Soome uint64_t dnode_slots; 2300fa9e4066Sahrens 23010a055120SJason King /* make sure nicenum has enough space */ 23020a055120SJason King CTASSERT(sizeof (numbuf) >= NN_NUMBUF_SZ); 23030a055120SJason King 23043b2aab18SMatthew Ahrens dsl_pool_config_enter(dmu_objset_pool(os), FTAG); 2305a2eea2e1Sahrens dmu_objset_fast_stat(os, &dds); 23063b2aab18SMatthew Ahrens dsl_pool_config_exit(dmu_objset_pool(os), FTAG); 2307fa9e4066Sahrens 2308fa9e4066Sahrens if (dds.dds_type < DMU_OST_NUMTYPES) 2309fa9e4066Sahrens type = objset_types[dds.dds_type]; 2310fa9e4066Sahrens 2311fa9e4066Sahrens if (dds.dds_type == DMU_OST_META) { 2312fa9e4066Sahrens dds.dds_creation_txg = TXG_INITIAL; 23135d7b4d43SMatthew Ahrens usedobjs = BP_GET_FILL(os->os_rootbp); 2314c1379625SJustin T. Gibbs refdbytes = dsl_dir_phys(os->os_spa->spa_dsl_pool->dp_mos_dir)-> 2315c1379625SJustin T. Gibbs dd_used_bytes; 2316a2eea2e1Sahrens } else { 2317a2eea2e1Sahrens dmu_objset_space(os, &refdbytes, &scratch, &usedobjs, &scratch); 2318fa9e4066Sahrens } 2319fa9e4066Sahrens 23205d7b4d43SMatthew Ahrens ASSERT3U(usedobjs, ==, BP_GET_FILL(os->os_rootbp)); 2321fa9e4066Sahrens 23220a055120SJason King zdb_nicenum(refdbytes, numbuf, sizeof (numbuf)); 2323fa9e4066Sahrens 2324fa9e4066Sahrens if (verbosity >= 4) { 232543466aaeSMax Grossman (void) snprintf(blkbuf, sizeof (blkbuf), ", rootbp "); 232643466aaeSMax Grossman (void) snprintf_blkptr(blkbuf + strlen(blkbuf), 232743466aaeSMax Grossman sizeof (blkbuf) - strlen(blkbuf), os->os_rootbp); 2328fa9e4066Sahrens } else { 2329fa9e4066Sahrens blkbuf[0] = '\0'; 2330fa9e4066Sahrens } 2331fa9e4066Sahrens 2332fa9e4066Sahrens dmu_objset_name(os, osname); 2333fa9e4066Sahrens 2334a2eea2e1Sahrens (void) printf("Dataset %s [%s], ID %llu, cr_txg %llu, " 2335ade2c828SSerapheim Dimitropoulos "%s, %llu objects%s%s\n", 2336fa9e4066Sahrens osname, type, (u_longlong_t)dmu_objset_id(os), 2337fa9e4066Sahrens (u_longlong_t)dds.dds_creation_txg, 2338ade2c828SSerapheim Dimitropoulos numbuf, (u_longlong_t)usedobjs, blkbuf, 2339ade2c828SSerapheim Dimitropoulos (dds.dds_inconsistent) ? " (inconsistent)" : ""); 2340fa9e4066Sahrens 2341b24ab676SJeff Bonwick if (zopt_objects != 0) { 2342b24ab676SJeff Bonwick for (i = 0; i < zopt_objects; i++) 2343b24ab676SJeff Bonwick dump_object(os, zopt_object[i], verbosity, 234454811da5SToomas Soome &print_header, NULL); 2345b24ab676SJeff Bonwick (void) printf("\n"); 2346b24ab676SJeff Bonwick return; 2347b24ab676SJeff Bonwick } 2348b24ab676SJeff Bonwick 2349b24ab676SJeff Bonwick if (dump_opt['i'] != 0 || verbosity >= 2) 2350b24ab676SJeff Bonwick dump_intent_log(dmu_objset_zil(os)); 2351fa9e4066Sahrens 23525cabbc6bSPrashanth Sreenivasa if (dmu_objset_ds(os) != NULL) { 23535cabbc6bSPrashanth Sreenivasa dsl_dataset_t *ds = dmu_objset_ds(os); 23545cabbc6bSPrashanth Sreenivasa dump_deadlist(&ds->ds_deadlist); 23555cabbc6bSPrashanth Sreenivasa 23565cabbc6bSPrashanth Sreenivasa if (dsl_dataset_remap_deadlist_exists(ds)) { 23575cabbc6bSPrashanth Sreenivasa (void) printf("ds_remap_deadlist:\n"); 23585cabbc6bSPrashanth Sreenivasa dump_deadlist(&ds->ds_remap_deadlist); 23595cabbc6bSPrashanth Sreenivasa } 236017fb938fSMatthew Ahrens count_ds_mos_objects(ds); 23615cabbc6bSPrashanth Sreenivasa } 2362fa9e4066Sahrens 2363fa9e4066Sahrens if (verbosity < 2) 2364fa9e4066Sahrens return; 2365fa9e4066Sahrens 236643466aaeSMax Grossman if (BP_IS_HOLE(os->os_rootbp)) 2367088f3894Sahrens return; 2368088f3894Sahrens 236954811da5SToomas Soome dump_object(os, 0, verbosity, &print_header, NULL); 237014843421SMatthew Ahrens object_count = 0; 2371744947dcSTom Erickson if (DMU_USERUSED_DNODE(os) != NULL && 2372744947dcSTom Erickson DMU_USERUSED_DNODE(os)->dn_type != 0) { 237354811da5SToomas Soome dump_object(os, DMU_USERUSED_OBJECT, verbosity, &print_header, 237454811da5SToomas Soome NULL); 237554811da5SToomas Soome dump_object(os, DMU_GROUPUSED_OBJECT, verbosity, &print_header, 237654811da5SToomas Soome NULL); 237714843421SMatthew Ahrens } 2378fa9e4066Sahrens 2379fa9e4066Sahrens object = 0; 23806754306eSahrens while ((error = dmu_object_next(os, &object, B_FALSE, 0)) == 0) { 238154811da5SToomas Soome dump_object(os, object, verbosity, &print_header, &dnode_slots); 2382fa9e4066Sahrens object_count++; 238354811da5SToomas Soome total_slots_used += dnode_slots; 238454811da5SToomas Soome max_slot_used = object + dnode_slots - 1; 2385fa9e4066Sahrens } 2386fa9e4066Sahrens 2387a2eea2e1Sahrens ASSERT3U(object_count, ==, usedobjs); 2388fa9e4066Sahrens 2389fa9e4066Sahrens (void) printf("\n"); 2390fa9e4066Sahrens 239154811da5SToomas Soome (void) printf(" Dnode slots:\n"); 239254811da5SToomas Soome (void) printf("\tTotal used: %10llu\n", 239354811da5SToomas Soome (u_longlong_t)total_slots_used); 239454811da5SToomas Soome (void) printf("\tMax used: %10llu\n", 239554811da5SToomas Soome (u_longlong_t)max_slot_used); 239654811da5SToomas Soome (void) printf("\tPercent empty: %10lf\n", 239754811da5SToomas Soome (double)(max_slot_used - total_slots_used)*100 / 239854811da5SToomas Soome (double)max_slot_used); 239954811da5SToomas Soome 240054811da5SToomas Soome (void) printf("\n"); 240154811da5SToomas Soome 2402ccba0801SRich Morris if (error != ESRCH) { 2403ccba0801SRich Morris (void) fprintf(stderr, "dmu_object_next() = %d\n", error); 2404ccba0801SRich Morris abort(); 2405ccba0801SRich Morris } 240620b5dafbSPaul Dagnelie if (leaked_objects != 0) { 240720b5dafbSPaul Dagnelie (void) printf("%d potentially leaked objects detected\n", 240820b5dafbSPaul Dagnelie leaked_objects); 240920b5dafbSPaul Dagnelie leaked_objects = 0; 241020b5dafbSPaul Dagnelie } 2411fa9e4066Sahrens } 2412fa9e4066Sahrens 2413fa9e4066Sahrens static void 241453b9a4a9SVictor Latushkin dump_uberblock(uberblock_t *ub, const char *header, const char *footer) 2415fa9e4066Sahrens { 2416fa9e4066Sahrens time_t timestamp = ub->ub_timestamp; 2417fa9e4066Sahrens 24183f7978d0SAlan Somers (void) printf("%s", header ? header : ""); 2419fa9e4066Sahrens (void) printf("\tmagic = %016llx\n", (u_longlong_t)ub->ub_magic); 2420fa9e4066Sahrens (void) printf("\tversion = %llu\n", (u_longlong_t)ub->ub_version); 2421fa9e4066Sahrens (void) printf("\ttxg = %llu\n", (u_longlong_t)ub->ub_txg); 2422fa9e4066Sahrens (void) printf("\tguid_sum = %llu\n", (u_longlong_t)ub->ub_guid_sum); 2423fa9e4066Sahrens (void) printf("\ttimestamp = %llu UTC = %s", 2424fa9e4066Sahrens (u_longlong_t)ub->ub_timestamp, asctime(localtime(×tamp))); 2425e0f1c0afSOlaf Faaland 2426e0f1c0afSOlaf Faaland (void) printf("\tmmp_magic = %016llx\n", 2427e0f1c0afSOlaf Faaland (u_longlong_t)ub->ub_mmp_magic); 2428e0f1c0afSOlaf Faaland if (ub->ub_mmp_magic == MMP_MAGIC) 2429e0f1c0afSOlaf Faaland (void) printf("\tmmp_delay = %0llu\n", 2430e0f1c0afSOlaf Faaland (u_longlong_t)ub->ub_mmp_delay); 2431e0f1c0afSOlaf Faaland 2432fa9e4066Sahrens if (dump_opt['u'] >= 3) { 2433fbabab8fSmaybee char blkbuf[BP_SPRINTF_LEN]; 243443466aaeSMax Grossman snprintf_blkptr(blkbuf, sizeof (blkbuf), &ub->ub_rootbp); 2435fa9e4066Sahrens (void) printf("\trootbp = %s\n", blkbuf); 2436fa9e4066Sahrens } 243786714001SSerapheim Dimitropoulos (void) printf("\tcheckpoint_txg = %llu\n", 243886714001SSerapheim Dimitropoulos (u_longlong_t)ub->ub_checkpoint_txg); 24393f7978d0SAlan Somers (void) printf("%s", footer ? footer : ""); 2440fa9e4066Sahrens } 2441fa9e4066Sahrens 2442fa9e4066Sahrens static void 244307428bdfSVictor Latushkin dump_config(spa_t *spa) 2444fa9e4066Sahrens { 244507428bdfSVictor Latushkin dmu_buf_t *db; 244607428bdfSVictor Latushkin size_t nvsize = 0; 244707428bdfSVictor Latushkin int error = 0; 244807428bdfSVictor Latushkin 2449fa9e4066Sahrens 245007428bdfSVictor Latushkin error = dmu_bonus_hold(spa->spa_meta_objset, 245107428bdfSVictor Latushkin spa->spa_config_object, FTAG, &db); 245207428bdfSVictor Latushkin 245307428bdfSVictor Latushkin if (error == 0) { 245407428bdfSVictor Latushkin nvsize = *(uint64_t *)db->db_data; 245507428bdfSVictor Latushkin dmu_buf_rele(db, FTAG); 245607428bdfSVictor Latushkin 245707428bdfSVictor Latushkin (void) printf("\nMOS Configuration:\n"); 245807428bdfSVictor Latushkin dump_packed_nvlist(spa->spa_meta_objset, 245907428bdfSVictor Latushkin spa->spa_config_object, (void *)&nvsize, 1); 246007428bdfSVictor Latushkin } else { 246107428bdfSVictor Latushkin (void) fprintf(stderr, "dmu_bonus_hold(%llu) failed, errno %d", 246207428bdfSVictor Latushkin (u_longlong_t)spa->spa_config_object, error); 2463fa9e4066Sahrens } 2464fa9e4066Sahrens } 2465fa9e4066Sahrens 2466c5904d13Seschrock static void 2467c5904d13Seschrock dump_cachefile(const char *cachefile) 2468c5904d13Seschrock { 2469c5904d13Seschrock int fd; 2470c5904d13Seschrock struct stat64 statbuf; 2471c5904d13Seschrock char *buf; 2472c5904d13Seschrock nvlist_t *config; 2473c5904d13Seschrock 2474c5904d13Seschrock if ((fd = open64(cachefile, O_RDONLY)) < 0) { 2475c5904d13Seschrock (void) printf("cannot open '%s': %s\n", cachefile, 2476c5904d13Seschrock strerror(errno)); 2477c5904d13Seschrock exit(1); 2478c5904d13Seschrock } 2479c5904d13Seschrock 2480c5904d13Seschrock if (fstat64(fd, &statbuf) != 0) { 2481c5904d13Seschrock (void) printf("failed to stat '%s': %s\n", cachefile, 2482c5904d13Seschrock strerror(errno)); 2483c5904d13Seschrock exit(1); 2484c5904d13Seschrock } 2485c5904d13Seschrock 2486c5904d13Seschrock if ((buf = malloc(statbuf.st_size)) == NULL) { 2487c5904d13Seschrock (void) fprintf(stderr, "failed to allocate %llu bytes\n", 2488c5904d13Seschrock (u_longlong_t)statbuf.st_size); 2489c5904d13Seschrock exit(1); 2490c5904d13Seschrock } 2491c5904d13Seschrock 2492c5904d13Seschrock if (read(fd, buf, statbuf.st_size) != statbuf.st_size) { 2493c5904d13Seschrock (void) fprintf(stderr, "failed to read %llu bytes\n", 2494c5904d13Seschrock (u_longlong_t)statbuf.st_size); 2495c5904d13Seschrock exit(1); 2496c5904d13Seschrock } 2497c5904d13Seschrock 2498c5904d13Seschrock (void) close(fd); 2499c5904d13Seschrock 2500c5904d13Seschrock if (nvlist_unpack(buf, statbuf.st_size, &config, 0) != 0) { 2501c5904d13Seschrock (void) fprintf(stderr, "failed to unpack nvlist\n"); 2502c5904d13Seschrock exit(1); 2503c5904d13Seschrock } 2504c5904d13Seschrock 2505c5904d13Seschrock free(buf); 2506c5904d13Seschrock 2507c5904d13Seschrock dump_nvlist(config, 0); 2508c5904d13Seschrock 2509c5904d13Seschrock nvlist_free(config); 2510c5904d13Seschrock } 2511c5904d13Seschrock 251253b9a4a9SVictor Latushkin #define ZDB_MAX_UB_HEADER_SIZE 32 251353b9a4a9SVictor Latushkin 251453b9a4a9SVictor Latushkin static void 251553b9a4a9SVictor Latushkin dump_label_uberblocks(vdev_label_t *lbl, uint64_t ashift) 251653b9a4a9SVictor Latushkin { 251753b9a4a9SVictor Latushkin vdev_t vd; 251853b9a4a9SVictor Latushkin vdev_t *vdp = &vd; 251953b9a4a9SVictor Latushkin char header[ZDB_MAX_UB_HEADER_SIZE]; 252053b9a4a9SVictor Latushkin 252153b9a4a9SVictor Latushkin vd.vdev_ashift = ashift; 252253b9a4a9SVictor Latushkin vdp->vdev_top = vdp; 252353b9a4a9SVictor Latushkin 252453b9a4a9SVictor Latushkin for (int i = 0; i < VDEV_UBERBLOCK_COUNT(vdp); i++) { 252553b9a4a9SVictor Latushkin uint64_t uoff = VDEV_UBERBLOCK_OFFSET(vdp, i); 252653b9a4a9SVictor Latushkin uberblock_t *ub = (void *)((char *)lbl + uoff); 252753b9a4a9SVictor Latushkin 252853b9a4a9SVictor Latushkin if (uberblock_verify(ub)) 252953b9a4a9SVictor Latushkin continue; 2530e0f1c0afSOlaf Faaland 2531e0f1c0afSOlaf Faaland if ((dump_opt['u'] < 4) && 2532e0f1c0afSOlaf Faaland (ub->ub_mmp_magic == MMP_MAGIC) && ub->ub_mmp_delay && 2533e0f1c0afSOlaf Faaland (i >= VDEV_UBERBLOCK_COUNT(&vd) - MMP_BLOCKS_PER_LABEL)) 2534e0f1c0afSOlaf Faaland continue; 2535e0f1c0afSOlaf Faaland 253653b9a4a9SVictor Latushkin (void) snprintf(header, ZDB_MAX_UB_HEADER_SIZE, 253753b9a4a9SVictor Latushkin "Uberblock[%d]\n", i); 253853b9a4a9SVictor Latushkin dump_uberblock(ub, header, ""); 253953b9a4a9SVictor Latushkin } 254053b9a4a9SVictor Latushkin } 254153b9a4a9SVictor Latushkin 2542ed61ec1dSYuri Pankov static char curpath[PATH_MAX]; 2543ed61ec1dSYuri Pankov 2544ed61ec1dSYuri Pankov /* 2545ed61ec1dSYuri Pankov * Iterate through the path components, recursively passing 2546ed61ec1dSYuri Pankov * current one's obj and remaining path until we find the obj 2547ed61ec1dSYuri Pankov * for the last one. 2548ed61ec1dSYuri Pankov */ 2549ed61ec1dSYuri Pankov static int 2550ed61ec1dSYuri Pankov dump_path_impl(objset_t *os, uint64_t obj, char *name) 2551ed61ec1dSYuri Pankov { 2552ed61ec1dSYuri Pankov int err; 2553ed61ec1dSYuri Pankov int header = 1; 2554ed61ec1dSYuri Pankov uint64_t child_obj; 2555ed61ec1dSYuri Pankov char *s; 2556ed61ec1dSYuri Pankov dmu_buf_t *db; 2557ed61ec1dSYuri Pankov dmu_object_info_t doi; 2558ed61ec1dSYuri Pankov 2559ed61ec1dSYuri Pankov if ((s = strchr(name, '/')) != NULL) 2560ed61ec1dSYuri Pankov *s = '\0'; 2561ed61ec1dSYuri Pankov err = zap_lookup(os, obj, name, 8, 1, &child_obj); 2562ed61ec1dSYuri Pankov 2563ed61ec1dSYuri Pankov (void) strlcat(curpath, name, sizeof (curpath)); 2564ed61ec1dSYuri Pankov 2565ed61ec1dSYuri Pankov if (err != 0) { 2566ed61ec1dSYuri Pankov (void) fprintf(stderr, "failed to lookup %s: %s\n", 2567ed61ec1dSYuri Pankov curpath, strerror(err)); 2568ed61ec1dSYuri Pankov return (err); 2569ed61ec1dSYuri Pankov } 2570ed61ec1dSYuri Pankov 2571ed61ec1dSYuri Pankov child_obj = ZFS_DIRENT_OBJ(child_obj); 2572ed61ec1dSYuri Pankov err = sa_buf_hold(os, child_obj, FTAG, &db); 2573ed61ec1dSYuri Pankov if (err != 0) { 2574ed61ec1dSYuri Pankov (void) fprintf(stderr, 2575ed61ec1dSYuri Pankov "failed to get SA dbuf for obj %llu: %s\n", 2576ed61ec1dSYuri Pankov (u_longlong_t)child_obj, strerror(err)); 2577ed61ec1dSYuri Pankov return (EINVAL); 2578ed61ec1dSYuri Pankov } 2579ed61ec1dSYuri Pankov dmu_object_info_from_db(db, &doi); 2580ed61ec1dSYuri Pankov sa_buf_rele(db, FTAG); 2581ed61ec1dSYuri Pankov 2582ed61ec1dSYuri Pankov if (doi.doi_bonus_type != DMU_OT_SA && 2583ed61ec1dSYuri Pankov doi.doi_bonus_type != DMU_OT_ZNODE) { 2584ed61ec1dSYuri Pankov (void) fprintf(stderr, "invalid bonus type %d for obj %llu\n", 2585ed61ec1dSYuri Pankov doi.doi_bonus_type, (u_longlong_t)child_obj); 2586ed61ec1dSYuri Pankov return (EINVAL); 2587ed61ec1dSYuri Pankov } 2588ed61ec1dSYuri Pankov 2589ed61ec1dSYuri Pankov if (dump_opt['v'] > 6) { 2590ed61ec1dSYuri Pankov (void) printf("obj=%llu %s type=%d bonustype=%d\n", 2591ed61ec1dSYuri Pankov (u_longlong_t)child_obj, curpath, doi.doi_type, 2592ed61ec1dSYuri Pankov doi.doi_bonus_type); 2593ed61ec1dSYuri Pankov } 2594ed61ec1dSYuri Pankov 2595ed61ec1dSYuri Pankov (void) strlcat(curpath, "/", sizeof (curpath)); 2596ed61ec1dSYuri Pankov 2597ed61ec1dSYuri Pankov switch (doi.doi_type) { 2598ed61ec1dSYuri Pankov case DMU_OT_DIRECTORY_CONTENTS: 2599ed61ec1dSYuri Pankov if (s != NULL && *(s + 1) != '\0') 2600ed61ec1dSYuri Pankov return (dump_path_impl(os, child_obj, s + 1)); 2601ed61ec1dSYuri Pankov /*FALLTHROUGH*/ 2602ed61ec1dSYuri Pankov case DMU_OT_PLAIN_FILE_CONTENTS: 260354811da5SToomas Soome dump_object(os, child_obj, dump_opt['v'], &header, NULL); 2604ed61ec1dSYuri Pankov return (0); 2605ed61ec1dSYuri Pankov default: 2606ed61ec1dSYuri Pankov (void) fprintf(stderr, "object %llu has non-file/directory " 2607ed61ec1dSYuri Pankov "type %d\n", (u_longlong_t)obj, doi.doi_type); 2608ed61ec1dSYuri Pankov break; 2609ed61ec1dSYuri Pankov } 2610ed61ec1dSYuri Pankov 2611ed61ec1dSYuri Pankov return (EINVAL); 2612ed61ec1dSYuri Pankov } 2613ed61ec1dSYuri Pankov 2614ed61ec1dSYuri Pankov /* 2615ed61ec1dSYuri Pankov * Dump the blocks for the object specified by path inside the dataset. 2616ed61ec1dSYuri Pankov */ 2617ed61ec1dSYuri Pankov static int 2618ed61ec1dSYuri Pankov dump_path(char *ds, char *path) 2619ed61ec1dSYuri Pankov { 2620ed61ec1dSYuri Pankov int err; 2621ed61ec1dSYuri Pankov objset_t *os; 2622ed61ec1dSYuri Pankov uint64_t root_obj; 2623ed61ec1dSYuri Pankov 2624ed61ec1dSYuri Pankov err = open_objset(ds, DMU_OST_ZFS, FTAG, &os); 2625ed61ec1dSYuri Pankov if (err != 0) 2626ed61ec1dSYuri Pankov return (err); 2627ed61ec1dSYuri Pankov 2628ed61ec1dSYuri Pankov err = zap_lookup(os, MASTER_NODE_OBJ, ZFS_ROOT_OBJ, 8, 1, &root_obj); 2629ed61ec1dSYuri Pankov if (err != 0) { 2630ed61ec1dSYuri Pankov (void) fprintf(stderr, "can't lookup root znode: %s\n", 2631ed61ec1dSYuri Pankov strerror(err)); 2632ed61ec1dSYuri Pankov dmu_objset_disown(os, FTAG); 2633ed61ec1dSYuri Pankov return (EINVAL); 2634ed61ec1dSYuri Pankov } 2635ed61ec1dSYuri Pankov 2636ed61ec1dSYuri Pankov (void) snprintf(curpath, sizeof (curpath), "dataset=%s path=/", ds); 2637ed61ec1dSYuri Pankov 2638ed61ec1dSYuri Pankov err = dump_path_impl(os, root_obj, path); 2639ed61ec1dSYuri Pankov 2640ed61ec1dSYuri Pankov close_objset(os, FTAG); 2641ed61ec1dSYuri Pankov return (err); 2642ed61ec1dSYuri Pankov } 2643ed61ec1dSYuri Pankov 264464723e36SYuri Pankov static int 2645fa9e4066Sahrens dump_label(const char *dev) 2646fa9e4066Sahrens { 2647fa9e4066Sahrens int fd; 2648fa9e4066Sahrens vdev_label_t label; 264964723e36SYuri Pankov char path[MAXPATHLEN]; 265064723e36SYuri Pankov char *buf = label.vl_vdev_phys.vp_nvlist; 2651fa9e4066Sahrens size_t buflen = sizeof (label.vl_vdev_phys.vp_nvlist); 2652fa9e4066Sahrens struct stat64 statbuf; 265353b9a4a9SVictor Latushkin uint64_t psize, ashift; 265464723e36SYuri Pankov boolean_t label_found = B_FALSE; 265564723e36SYuri Pankov 265664723e36SYuri Pankov (void) strlcpy(path, dev, sizeof (path)); 265764723e36SYuri Pankov if (dev[0] == '/') { 265864723e36SYuri Pankov if (strncmp(dev, ZFS_DISK_ROOTD, 265964723e36SYuri Pankov strlen(ZFS_DISK_ROOTD)) == 0) { 266064723e36SYuri Pankov (void) snprintf(path, sizeof (path), "%s%s", 266164723e36SYuri Pankov ZFS_RDISK_ROOTD, dev + strlen(ZFS_DISK_ROOTD)); 266264723e36SYuri Pankov } 266364723e36SYuri Pankov } else if (stat64(path, &statbuf) != 0) { 266464723e36SYuri Pankov char *s; 2665c6065d0fSGeorge Wilson 266664723e36SYuri Pankov (void) snprintf(path, sizeof (path), "%s%s", ZFS_RDISK_ROOTD, 266764723e36SYuri Pankov dev); 266822c8b958SYuri Pankov if (((s = strrchr(dev, 's')) == NULL && 266922c8b958SYuri Pankov (s = strchr(dev, 'p')) == NULL) || 267022c8b958SYuri Pankov !isdigit(*(s + 1))) 267164723e36SYuri Pankov (void) strlcat(path, "s0", sizeof (path)); 2672fa9e4066Sahrens } 2673fa9e4066Sahrens 267422c8b958SYuri Pankov if ((fd = open64(path, O_RDONLY)) < 0) { 267522c8b958SYuri Pankov (void) fprintf(stderr, "cannot open '%s': %s\n", path, 2676fa9e4066Sahrens strerror(errno)); 2677c6065d0fSGeorge Wilson exit(1); 2678c6065d0fSGeorge Wilson } 2679c6065d0fSGeorge Wilson 268022c8b958SYuri Pankov if (fstat64(fd, &statbuf) != 0) { 268122c8b958SYuri Pankov (void) fprintf(stderr, "failed to stat '%s': %s\n", path, 268222c8b958SYuri Pankov strerror(errno)); 268322c8b958SYuri Pankov (void) close(fd); 268464723e36SYuri Pankov exit(1); 268564723e36SYuri Pankov } 268664723e36SYuri Pankov 268722c8b958SYuri Pankov if (S_ISBLK(statbuf.st_mode)) { 268822c8b958SYuri Pankov (void) fprintf(stderr, 268922c8b958SYuri Pankov "cannot use '%s': character device required\n", path); 269022c8b958SYuri Pankov (void) close(fd); 2691c6065d0fSGeorge Wilson exit(1); 2692fa9e4066Sahrens } 2693fa9e4066Sahrens 2694fa9e4066Sahrens psize = statbuf.st_size; 2695fa9e4066Sahrens psize = P2ALIGN(psize, (uint64_t)sizeof (vdev_label_t)); 2696fa9e4066Sahrens 269753b9a4a9SVictor Latushkin for (int l = 0; l < VDEV_LABELS; l++) { 2698fa9e4066Sahrens nvlist_t *config = NULL; 2699fa9e4066Sahrens 270064723e36SYuri Pankov if (!dump_opt['q']) { 270164723e36SYuri Pankov (void) printf("------------------------------------\n"); 270264723e36SYuri Pankov (void) printf("LABEL %d\n", l); 270364723e36SYuri Pankov (void) printf("------------------------------------\n"); 270464723e36SYuri Pankov } 2705fa9e4066Sahrens 27060d981225Seschrock if (pread64(fd, &label, sizeof (label), 2707fa9e4066Sahrens vdev_label_offset(psize, l, 0)) != sizeof (label)) { 270864723e36SYuri Pankov if (!dump_opt['q']) 270964723e36SYuri Pankov (void) printf("failed to read label %d\n", l); 2710fa9e4066Sahrens continue; 2711fa9e4066Sahrens } 2712fa9e4066Sahrens 2713fa9e4066Sahrens if (nvlist_unpack(buf, buflen, &config, 0) != 0) { 271464723e36SYuri Pankov if (!dump_opt['q']) 271564723e36SYuri Pankov (void) printf("failed to unpack label %d\n", l); 271653b9a4a9SVictor Latushkin ashift = SPA_MINBLOCKSHIFT; 271753b9a4a9SVictor Latushkin } else { 271853b9a4a9SVictor Latushkin nvlist_t *vdev_tree = NULL; 271953b9a4a9SVictor Latushkin 272064723e36SYuri Pankov if (!dump_opt['q']) 272164723e36SYuri Pankov dump_nvlist(config, 4); 272253b9a4a9SVictor Latushkin if ((nvlist_lookup_nvlist(config, 272353b9a4a9SVictor Latushkin ZPOOL_CONFIG_VDEV_TREE, &vdev_tree) != 0) || 272453b9a4a9SVictor Latushkin (nvlist_lookup_uint64(vdev_tree, 272553b9a4a9SVictor Latushkin ZPOOL_CONFIG_ASHIFT, &ashift) != 0)) 272653b9a4a9SVictor Latushkin ashift = SPA_MINBLOCKSHIFT; 272753b9a4a9SVictor Latushkin nvlist_free(config); 272864723e36SYuri Pankov label_found = B_TRUE; 2729fa9e4066Sahrens } 273053b9a4a9SVictor Latushkin if (dump_opt['u']) 273153b9a4a9SVictor Latushkin dump_label_uberblocks(&label, ashift); 2732fa9e4066Sahrens } 2733c6065d0fSGeorge Wilson 2734c6065d0fSGeorge Wilson (void) close(fd); 273564723e36SYuri Pankov 273664723e36SYuri Pankov return (label_found ? 0 : 2); 2737fa9e4066Sahrens } 2738fa9e4066Sahrens 2739ca0cc391SMatthew Ahrens static uint64_t dataset_feature_count[SPA_FEATURES]; 27405cabbc6bSPrashanth Sreenivasa static uint64_t remap_deadlist_count = 0; 2741b5152584SMatthew Ahrens 2742fa9e4066Sahrens /*ARGSUSED*/ 27431d452cf5Sahrens static int 2744fd136879SMatthew Ahrens dump_one_dir(const char *dsname, void *arg) 2745fa9e4066Sahrens { 2746fa9e4066Sahrens int error; 2747fa9e4066Sahrens objset_t *os; 2748fa9e4066Sahrens 2749ed61ec1dSYuri Pankov error = open_objset(dsname, DMU_OST_ANY, FTAG, &os); 2750ed61ec1dSYuri Pankov if (error != 0) 27511d452cf5Sahrens return (0); 2752ca0cc391SMatthew Ahrens 2753ca0cc391SMatthew Ahrens for (spa_feature_t f = 0; f < SPA_FEATURES; f++) { 2754ca0cc391SMatthew Ahrens if (!dmu_objset_ds(os)->ds_feature_inuse[f]) 2755ca0cc391SMatthew Ahrens continue; 2756ca0cc391SMatthew Ahrens ASSERT(spa_feature_table[f].fi_flags & 2757ca0cc391SMatthew Ahrens ZFEATURE_FLAG_PER_DATASET); 2758ca0cc391SMatthew Ahrens dataset_feature_count[f]++; 2759ca0cc391SMatthew Ahrens } 2760ca0cc391SMatthew Ahrens 27615cabbc6bSPrashanth Sreenivasa if (dsl_dataset_remap_deadlist_exists(dmu_objset_ds(os))) { 27625cabbc6bSPrashanth Sreenivasa remap_deadlist_count++; 27635cabbc6bSPrashanth Sreenivasa } 27645cabbc6bSPrashanth Sreenivasa 2765fa9e4066Sahrens dump_dir(os); 2766ed61ec1dSYuri Pankov close_objset(os, FTAG); 2767e0d35c44Smarks fuid_table_destroy(); 27681d452cf5Sahrens return (0); 2769fa9e4066Sahrens } 2770fa9e4066Sahrens 2771fa9e4066Sahrens /* 2772b24ab676SJeff Bonwick * Block statistics. 2773fa9e4066Sahrens */ 2774b5152584SMatthew Ahrens #define PSIZE_HISTO_SIZE (SPA_OLD_MAXBLOCKSIZE / SPA_MINBLOCKSIZE + 2) 2775fa9e4066Sahrens typedef struct zdb_blkstats { 2776490d05b9SMatthew Ahrens uint64_t zb_asize; 2777490d05b9SMatthew Ahrens uint64_t zb_lsize; 2778490d05b9SMatthew Ahrens uint64_t zb_psize; 2779490d05b9SMatthew Ahrens uint64_t zb_count; 2780d5ee8a13SMatthew Ahrens uint64_t zb_gangs; 2781d5ee8a13SMatthew Ahrens uint64_t zb_ditto_samevdev; 2782*663207adSDon Brady uint64_t zb_ditto_same_ms; 2783490d05b9SMatthew Ahrens uint64_t zb_psize_histogram[PSIZE_HISTO_SIZE]; 2784fa9e4066Sahrens } zdb_blkstats_t; 2785fa9e4066Sahrens 2786b24ab676SJeff Bonwick /* 2787b24ab676SJeff Bonwick * Extended object types to report deferred frees and dedup auto-ditto blocks. 2788b24ab676SJeff Bonwick */ 2789b24ab676SJeff Bonwick #define ZDB_OT_DEFERRED (DMU_OT_NUMTYPES + 0) 2790b24ab676SJeff Bonwick #define ZDB_OT_DITTO (DMU_OT_NUMTYPES + 1) 2791ad135b5dSChristopher Siden #define ZDB_OT_OTHER (DMU_OT_NUMTYPES + 2) 2792ad135b5dSChristopher Siden #define ZDB_OT_TOTAL (DMU_OT_NUMTYPES + 3) 2793b24ab676SJeff Bonwick 27943f7978d0SAlan Somers static const char *zdb_ot_extname[] = { 2795b24ab676SJeff Bonwick "deferred free", 2796b24ab676SJeff Bonwick "dedup ditto", 2797ad135b5dSChristopher Siden "other", 2798b24ab676SJeff Bonwick "Total", 2799b24ab676SJeff Bonwick }; 2800fa9e4066Sahrens 280188b7b0f2SMatthew Ahrens #define ZB_TOTAL DN_MAX_LEVELS 2802fa9e4066Sahrens 2803fa9e4066Sahrens typedef struct zdb_cb { 2804b24ab676SJeff Bonwick zdb_blkstats_t zcb_type[ZB_TOTAL + 1][ZDB_OT_TOTAL + 1]; 28055cabbc6bSPrashanth Sreenivasa uint64_t zcb_removing_size; 280686714001SSerapheim Dimitropoulos uint64_t zcb_checkpoint_size; 2807b24ab676SJeff Bonwick uint64_t zcb_dedup_asize; 2808b24ab676SJeff Bonwick uint64_t zcb_dedup_blocks; 28095d7b4d43SMatthew Ahrens uint64_t zcb_embedded_blocks[NUM_BP_EMBEDDED_TYPES]; 28105d7b4d43SMatthew Ahrens uint64_t zcb_embedded_histogram[NUM_BP_EMBEDDED_TYPES] 28115d7b4d43SMatthew Ahrens [BPE_PAYLOAD_SIZE]; 2812490d05b9SMatthew Ahrens uint64_t zcb_start; 28133f7978d0SAlan Somers hrtime_t zcb_lastprint; 2814490d05b9SMatthew Ahrens uint64_t zcb_totalasize; 2815fa9e4066Sahrens uint64_t zcb_errors[256]; 2816fa9e4066Sahrens int zcb_readfails; 2817fa9e4066Sahrens int zcb_haderrors; 2818cde58dbcSMatthew Ahrens spa_t *zcb_spa; 28195cabbc6bSPrashanth Sreenivasa uint32_t **zcb_vd_obsolete_counts; 2820fa9e4066Sahrens } zdb_cb_t; 2821fa9e4066Sahrens 2822*663207adSDon Brady /* test if two DVA offsets from same vdev are within the same metaslab */ 2823*663207adSDon Brady static boolean_t 2824*663207adSDon Brady same_metaslab(spa_t *spa, uint64_t vdev, uint64_t off1, uint64_t off2) 2825*663207adSDon Brady { 2826*663207adSDon Brady vdev_t *vd = vdev_lookup_top(spa, vdev); 2827*663207adSDon Brady uint64_t ms_shift = vd->vdev_ms_shift; 2828*663207adSDon Brady 2829*663207adSDon Brady return ((off1 >> ms_shift) == (off2 >> ms_shift)); 2830*663207adSDon Brady } 2831*663207adSDon Brady 2832fa9e4066Sahrens static void 2833cde58dbcSMatthew Ahrens zdb_count_block(zdb_cb_t *zcb, zilog_t *zilog, const blkptr_t *bp, 2834b24ab676SJeff Bonwick dmu_object_type_t type) 2835fa9e4066Sahrens { 2836b24ab676SJeff Bonwick uint64_t refcnt = 0; 2837b24ab676SJeff Bonwick 2838b24ab676SJeff Bonwick ASSERT(type < ZDB_OT_TOTAL); 2839b24ab676SJeff Bonwick 2840b24ab676SJeff Bonwick if (zilog && zil_bp_tree_add(zilog, bp) != 0) 2841b24ab676SJeff Bonwick return; 2842b24ab676SJeff Bonwick 2843*663207adSDon Brady spa_config_enter(zcb->zcb_spa, SCL_CONFIG, FTAG, RW_READER); 2844*663207adSDon Brady 2845e14bb325SJeff Bonwick for (int i = 0; i < 4; i++) { 2846fa9e4066Sahrens int l = (i < 2) ? BP_GET_LEVEL(bp) : ZB_TOTAL; 2847b24ab676SJeff Bonwick int t = (i & 1) ? type : ZDB_OT_TOTAL; 2848d5ee8a13SMatthew Ahrens int equal; 2849fa9e4066Sahrens zdb_blkstats_t *zb = &zcb->zcb_type[l][t]; 2850fa9e4066Sahrens 2851fa9e4066Sahrens zb->zb_asize += BP_GET_ASIZE(bp); 2852fa9e4066Sahrens zb->zb_lsize += BP_GET_LSIZE(bp); 2853fa9e4066Sahrens zb->zb_psize += BP_GET_PSIZE(bp); 2854fa9e4066Sahrens zb->zb_count++; 2855b5152584SMatthew Ahrens 2856b5152584SMatthew Ahrens /* 2857b5152584SMatthew Ahrens * The histogram is only big enough to record blocks up to 2858b5152584SMatthew Ahrens * SPA_OLD_MAXBLOCKSIZE; larger blocks go into the last, 2859b5152584SMatthew Ahrens * "other", bucket. 2860b5152584SMatthew Ahrens */ 28613f7978d0SAlan Somers unsigned idx = BP_GET_PSIZE(bp) >> SPA_MINBLOCKSHIFT; 2862b5152584SMatthew Ahrens idx = MIN(idx, SPA_OLD_MAXBLOCKSIZE / SPA_MINBLOCKSIZE + 1); 2863b5152584SMatthew Ahrens zb->zb_psize_histogram[idx]++; 2864d5ee8a13SMatthew Ahrens 2865d5ee8a13SMatthew Ahrens zb->zb_gangs += BP_COUNT_GANG(bp); 2866d5ee8a13SMatthew Ahrens 2867d5ee8a13SMatthew Ahrens switch (BP_GET_NDVAS(bp)) { 2868d5ee8a13SMatthew Ahrens case 2: 2869d5ee8a13SMatthew Ahrens if (DVA_GET_VDEV(&bp->blk_dva[0]) == 2870*663207adSDon Brady DVA_GET_VDEV(&bp->blk_dva[1])) { 2871d5ee8a13SMatthew Ahrens zb->zb_ditto_samevdev++; 2872*663207adSDon Brady 2873*663207adSDon Brady if (same_metaslab(zcb->zcb_spa, 2874*663207adSDon Brady DVA_GET_VDEV(&bp->blk_dva[0]), 2875*663207adSDon Brady DVA_GET_OFFSET(&bp->blk_dva[0]), 2876*663207adSDon Brady DVA_GET_OFFSET(&bp->blk_dva[1]))) 2877*663207adSDon Brady zb->zb_ditto_same_ms++; 2878*663207adSDon Brady } 2879d5ee8a13SMatthew Ahrens break; 2880d5ee8a13SMatthew Ahrens case 3: 2881d5ee8a13SMatthew Ahrens equal = (DVA_GET_VDEV(&bp->blk_dva[0]) == 2882d5ee8a13SMatthew Ahrens DVA_GET_VDEV(&bp->blk_dva[1])) + 2883d5ee8a13SMatthew Ahrens (DVA_GET_VDEV(&bp->blk_dva[0]) == 2884d5ee8a13SMatthew Ahrens DVA_GET_VDEV(&bp->blk_dva[2])) + 2885d5ee8a13SMatthew Ahrens (DVA_GET_VDEV(&bp->blk_dva[1]) == 2886d5ee8a13SMatthew Ahrens DVA_GET_VDEV(&bp->blk_dva[2])); 2887*663207adSDon Brady if (equal != 0) { 2888d5ee8a13SMatthew Ahrens zb->zb_ditto_samevdev++; 2889*663207adSDon Brady 2890*663207adSDon Brady if (DVA_GET_VDEV(&bp->blk_dva[0]) == 2891*663207adSDon Brady DVA_GET_VDEV(&bp->blk_dva[1]) && 2892*663207adSDon Brady same_metaslab(zcb->zcb_spa, 2893*663207adSDon Brady DVA_GET_VDEV(&bp->blk_dva[0]), 2894*663207adSDon Brady DVA_GET_OFFSET(&bp->blk_dva[0]), 2895*663207adSDon Brady DVA_GET_OFFSET(&bp->blk_dva[1]))) 2896*663207adSDon Brady zb->zb_ditto_same_ms++; 2897*663207adSDon Brady else if (DVA_GET_VDEV(&bp->blk_dva[0]) == 2898*663207adSDon Brady DVA_GET_VDEV(&bp->blk_dva[2]) && 2899*663207adSDon Brady same_metaslab(zcb->zcb_spa, 2900*663207adSDon Brady DVA_GET_VDEV(&bp->blk_dva[0]), 2901*663207adSDon Brady DVA_GET_OFFSET(&bp->blk_dva[0]), 2902*663207adSDon Brady DVA_GET_OFFSET(&bp->blk_dva[2]))) 2903*663207adSDon Brady zb->zb_ditto_same_ms++; 2904*663207adSDon Brady else if (DVA_GET_VDEV(&bp->blk_dva[1]) == 2905*663207adSDon Brady DVA_GET_VDEV(&bp->blk_dva[2]) && 2906*663207adSDon Brady same_metaslab(zcb->zcb_spa, 2907*663207adSDon Brady DVA_GET_VDEV(&bp->blk_dva[1]), 2908*663207adSDon Brady DVA_GET_OFFSET(&bp->blk_dva[1]), 2909*663207adSDon Brady DVA_GET_OFFSET(&bp->blk_dva[2]))) 2910*663207adSDon Brady zb->zb_ditto_same_ms++; 2911*663207adSDon Brady } 2912d5ee8a13SMatthew Ahrens break; 2913d5ee8a13SMatthew Ahrens } 2914fa9e4066Sahrens } 2915fa9e4066Sahrens 2916*663207adSDon Brady spa_config_exit(zcb->zcb_spa, SCL_CONFIG, FTAG); 2917*663207adSDon Brady 29185d7b4d43SMatthew Ahrens if (BP_IS_EMBEDDED(bp)) { 29195d7b4d43SMatthew Ahrens zcb->zcb_embedded_blocks[BPE_GET_ETYPE(bp)]++; 29205d7b4d43SMatthew Ahrens zcb->zcb_embedded_histogram[BPE_GET_ETYPE(bp)] 29215d7b4d43SMatthew Ahrens [BPE_GET_PSIZE(bp)]++; 29225d7b4d43SMatthew Ahrens return; 29235d7b4d43SMatthew Ahrens } 29245d7b4d43SMatthew Ahrens 2925b24ab676SJeff Bonwick if (dump_opt['L']) 2926b24ab676SJeff Bonwick return; 2927b24ab676SJeff Bonwick 2928b24ab676SJeff Bonwick if (BP_GET_DEDUP(bp)) { 2929b24ab676SJeff Bonwick ddt_t *ddt; 2930b24ab676SJeff Bonwick ddt_entry_t *dde; 2931b24ab676SJeff Bonwick 2932cde58dbcSMatthew Ahrens ddt = ddt_select(zcb->zcb_spa, bp); 2933b24ab676SJeff Bonwick ddt_enter(ddt); 2934b24ab676SJeff Bonwick dde = ddt_lookup(ddt, bp, B_FALSE); 2935b24ab676SJeff Bonwick 2936b24ab676SJeff Bonwick if (dde == NULL) { 2937b24ab676SJeff Bonwick refcnt = 0; 2938b24ab676SJeff Bonwick } else { 2939b24ab676SJeff Bonwick ddt_phys_t *ddp = ddt_phys_select(dde, bp); 2940b24ab676SJeff Bonwick ddt_phys_decref(ddp); 2941b24ab676SJeff Bonwick refcnt = ddp->ddp_refcnt; 2942b24ab676SJeff Bonwick if (ddt_phys_total_refcnt(dde) == 0) 2943b24ab676SJeff Bonwick ddt_remove(ddt, dde); 2944d41e7643Sek } 2945b24ab676SJeff Bonwick ddt_exit(ddt); 2946d41e7643Sek } 2947d41e7643Sek 2948cde58dbcSMatthew Ahrens VERIFY3U(zio_wait(zio_claim(NULL, zcb->zcb_spa, 294986714001SSerapheim Dimitropoulos refcnt ? 0 : spa_min_claim_txg(zcb->zcb_spa), 2950b24ab676SJeff Bonwick bp, NULL, NULL, ZIO_FLAG_CANFAIL)), ==, 0); 2951fa9e4066Sahrens } 2952fa9e4066Sahrens 295331d7e8faSGeorge Wilson static void 295431d7e8faSGeorge Wilson zdb_blkptr_done(zio_t *zio) 295531d7e8faSGeorge Wilson { 295631d7e8faSGeorge Wilson spa_t *spa = zio->io_spa; 295731d7e8faSGeorge Wilson blkptr_t *bp = zio->io_bp; 295831d7e8faSGeorge Wilson int ioerr = zio->io_error; 295931d7e8faSGeorge Wilson zdb_cb_t *zcb = zio->io_private; 29607802d7bfSMatthew Ahrens zbookmark_phys_t *zb = &zio->io_bookmark; 296131d7e8faSGeorge Wilson 2962770499e1SDan Kimmel abd_free(zio->io_abd); 296331d7e8faSGeorge Wilson 296431d7e8faSGeorge Wilson mutex_enter(&spa->spa_scrub_lock); 296531d7e8faSGeorge Wilson spa->spa_scrub_inflight--; 296631d7e8faSGeorge Wilson cv_broadcast(&spa->spa_scrub_io_cv); 296731d7e8faSGeorge Wilson 296831d7e8faSGeorge Wilson if (ioerr && !(zio->io_flags & ZIO_FLAG_SPECULATIVE)) { 296931d7e8faSGeorge Wilson char blkbuf[BP_SPRINTF_LEN]; 297031d7e8faSGeorge Wilson 297131d7e8faSGeorge Wilson zcb->zcb_haderrors = 1; 297231d7e8faSGeorge Wilson zcb->zcb_errors[ioerr]++; 297331d7e8faSGeorge Wilson 297431d7e8faSGeorge Wilson if (dump_opt['b'] >= 2) 297543466aaeSMax Grossman snprintf_blkptr(blkbuf, sizeof (blkbuf), bp); 297631d7e8faSGeorge Wilson else 297731d7e8faSGeorge Wilson blkbuf[0] = '\0'; 297831d7e8faSGeorge Wilson 297931d7e8faSGeorge Wilson (void) printf("zdb_blkptr_cb: " 298031d7e8faSGeorge Wilson "Got error %d reading " 298131d7e8faSGeorge Wilson "<%llu, %llu, %lld, %llx> %s -- skipping\n", 298231d7e8faSGeorge Wilson ioerr, 298331d7e8faSGeorge Wilson (u_longlong_t)zb->zb_objset, 298431d7e8faSGeorge Wilson (u_longlong_t)zb->zb_object, 298531d7e8faSGeorge Wilson (u_longlong_t)zb->zb_level, 298631d7e8faSGeorge Wilson (u_longlong_t)zb->zb_blkid, 298731d7e8faSGeorge Wilson blkbuf); 298831d7e8faSGeorge Wilson } 298931d7e8faSGeorge Wilson mutex_exit(&spa->spa_scrub_lock); 299031d7e8faSGeorge Wilson } 299131d7e8faSGeorge Wilson 2992fa9e4066Sahrens static int 29931b912ec7SGeorge Wilson zdb_blkptr_cb(spa_t *spa, zilog_t *zilog, const blkptr_t *bp, 29947802d7bfSMatthew Ahrens const zbookmark_phys_t *zb, const dnode_phys_t *dnp, void *arg) 2995fa9e4066Sahrens { 2996fa9e4066Sahrens zdb_cb_t *zcb = arg; 29976365109dSVictor Latushkin dmu_object_type_t type; 2998468c413aSTim Haley boolean_t is_metadata; 2999fa9e4066Sahrens 3000a2cdcdd2SPaul Dagnelie if (bp == NULL) 3001a2cdcdd2SPaul Dagnelie return (0); 3002a2cdcdd2SPaul Dagnelie 300343466aaeSMax Grossman if (dump_opt['b'] >= 5 && bp->blk_birth > 0) { 300443466aaeSMax Grossman char blkbuf[BP_SPRINTF_LEN]; 300543466aaeSMax Grossman snprintf_blkptr(blkbuf, sizeof (blkbuf), bp); 300643466aaeSMax Grossman (void) printf("objset %llu object %llu " 300743466aaeSMax Grossman "level %lld offset 0x%llx %s\n", 300843466aaeSMax Grossman (u_longlong_t)zb->zb_objset, 300943466aaeSMax Grossman (u_longlong_t)zb->zb_object, 301043466aaeSMax Grossman (longlong_t)zb->zb_level, 301143466aaeSMax Grossman (u_longlong_t)blkid2offset(dnp, bp, zb), 301243466aaeSMax Grossman blkbuf); 301343466aaeSMax Grossman } 301443466aaeSMax Grossman 301543466aaeSMax Grossman if (BP_IS_HOLE(bp)) 301688b7b0f2SMatthew Ahrens return (0); 3017e14bb325SJeff Bonwick 30186365109dSVictor Latushkin type = BP_GET_TYPE(bp); 3019e14bb325SJeff Bonwick 3020ad135b5dSChristopher Siden zdb_count_block(zcb, zilog, bp, 3021ad135b5dSChristopher Siden (type & DMU_OT_NEWTYPE) ? ZDB_OT_OTHER : type); 30226365109dSVictor Latushkin 3023ad135b5dSChristopher Siden is_metadata = (BP_GET_LEVEL(bp) != 0 || DMU_OT_IS_METADATA(type)); 30246365109dSVictor Latushkin 30255d7b4d43SMatthew Ahrens if (!BP_IS_EMBEDDED(bp) && 30265d7b4d43SMatthew Ahrens (dump_opt['c'] > 1 || (dump_opt['c'] && is_metadata))) { 3027468c413aSTim Haley size_t size = BP_GET_PSIZE(bp); 3028770499e1SDan Kimmel abd_t *abd = abd_alloc(size, B_FALSE); 3029b24ab676SJeff Bonwick int flags = ZIO_FLAG_CANFAIL | ZIO_FLAG_SCRUB | ZIO_FLAG_RAW; 3030b24ab676SJeff Bonwick 3031b24ab676SJeff Bonwick /* If it's an intent log block, failure is expected. */ 3032b24ab676SJeff Bonwick if (zb->zb_level == ZB_ZIL_LEVEL) 3033b24ab676SJeff Bonwick flags |= ZIO_FLAG_SPECULATIVE; 3034b24ab676SJeff Bonwick 303531d7e8faSGeorge Wilson mutex_enter(&spa->spa_scrub_lock); 303631d7e8faSGeorge Wilson while (spa->spa_scrub_inflight > max_inflight) 303731d7e8faSGeorge Wilson cv_wait(&spa->spa_scrub_io_cv, &spa->spa_scrub_lock); 303831d7e8faSGeorge Wilson spa->spa_scrub_inflight++; 303931d7e8faSGeorge Wilson mutex_exit(&spa->spa_scrub_lock); 3040b24ab676SJeff Bonwick 3041770499e1SDan Kimmel zio_nowait(zio_read(NULL, spa, bp, abd, size, 304231d7e8faSGeorge Wilson zdb_blkptr_done, zcb, ZIO_PRIORITY_ASYNC_READ, flags, zb)); 3043fa9e4066Sahrens } 3044fa9e4066Sahrens 3045fa9e4066Sahrens zcb->zcb_readfails = 0; 3046fa9e4066Sahrens 3047f7950bf1SMatthew Ahrens /* only call gethrtime() every 100 blocks */ 3048f7950bf1SMatthew Ahrens static int iters; 3049f7950bf1SMatthew Ahrens if (++iters > 100) 3050f7950bf1SMatthew Ahrens iters = 0; 3051f7950bf1SMatthew Ahrens else 3052f7950bf1SMatthew Ahrens return (0); 3053f7950bf1SMatthew Ahrens 3054f7950bf1SMatthew Ahrens if (dump_opt['b'] < 5 && gethrtime() > zcb->zcb_lastprint + NANOSEC) { 3055490d05b9SMatthew Ahrens uint64_t now = gethrtime(); 3056490d05b9SMatthew Ahrens char buf[10]; 3057490d05b9SMatthew Ahrens uint64_t bytes = zcb->zcb_type[ZB_TOTAL][ZDB_OT_TOTAL].zb_asize; 3058490d05b9SMatthew Ahrens int kb_per_sec = 3059490d05b9SMatthew Ahrens 1 + bytes / (1 + ((now - zcb->zcb_start) / 1000 / 1000)); 3060490d05b9SMatthew Ahrens int sec_remaining = 3061490d05b9SMatthew Ahrens (zcb->zcb_totalasize - bytes) / 1024 / kb_per_sec; 3062490d05b9SMatthew Ahrens 30630a055120SJason King /* make sure nicenum has enough space */ 30640a055120SJason King CTASSERT(sizeof (buf) >= NN_NUMBUF_SZ); 30650a055120SJason King 3066490d05b9SMatthew Ahrens zfs_nicenum(bytes, buf, sizeof (buf)); 3067490d05b9SMatthew Ahrens (void) fprintf(stderr, 3068490d05b9SMatthew Ahrens "\r%5s completed (%4dMB/s) " 3069490d05b9SMatthew Ahrens "estimated time remaining: %uhr %02umin %02usec ", 3070490d05b9SMatthew Ahrens buf, kb_per_sec / 1024, 3071490d05b9SMatthew Ahrens sec_remaining / 60 / 60, 3072490d05b9SMatthew Ahrens sec_remaining / 60 % 60, 3073490d05b9SMatthew Ahrens sec_remaining % 60); 3074490d05b9SMatthew Ahrens 3075490d05b9SMatthew Ahrens zcb->zcb_lastprint = now; 3076490d05b9SMatthew Ahrens } 3077490d05b9SMatthew Ahrens 3078fa9e4066Sahrens return (0); 3079fa9e4066Sahrens } 3080fa9e4066Sahrens 3081b24ab676SJeff Bonwick static void 30820713e232SGeorge Wilson zdb_leak(void *arg, uint64_t start, uint64_t size) 3083b24ab676SJeff Bonwick { 30840713e232SGeorge Wilson vdev_t *vd = arg; 3085b24ab676SJeff Bonwick 3086b24ab676SJeff Bonwick (void) printf("leaked space: vdev %llu, offset 0x%llx, size %llu\n", 3087b24ab676SJeff Bonwick (u_longlong_t)vd->vdev_id, (u_longlong_t)start, (u_longlong_t)size); 3088b24ab676SJeff Bonwick } 3089b24ab676SJeff Bonwick 30900713e232SGeorge Wilson static metaslab_ops_t zdb_metaslab_ops = { 30912e4c9986SGeorge Wilson NULL /* alloc */ 3092b24ab676SJeff Bonwick }; 3093b24ab676SJeff Bonwick 3094b24ab676SJeff Bonwick static void 3095bbfd46c4SJeff Bonwick zdb_ddt_leak_init(spa_t *spa, zdb_cb_t *zcb) 3096b24ab676SJeff Bonwick { 30973f7978d0SAlan Somers ddt_bookmark_t ddb; 3098b24ab676SJeff Bonwick ddt_entry_t dde; 3099b24ab676SJeff Bonwick int error; 3100b24ab676SJeff Bonwick 31013f7978d0SAlan Somers bzero(&ddb, sizeof (ddb)); 3102bbfd46c4SJeff Bonwick while ((error = ddt_walk(spa, &ddb, &dde)) == 0) { 3103b24ab676SJeff Bonwick blkptr_t blk; 3104b24ab676SJeff Bonwick ddt_phys_t *ddp = dde.dde_phys; 3105bbfd46c4SJeff Bonwick 3106bbfd46c4SJeff Bonwick if (ddb.ddb_class == DDT_CLASS_UNIQUE) 3107bbfd46c4SJeff Bonwick return; 3108bbfd46c4SJeff Bonwick 3109b24ab676SJeff Bonwick ASSERT(ddt_phys_total_refcnt(&dde) > 1); 3110bbfd46c4SJeff Bonwick 3111b24ab676SJeff Bonwick for (int p = 0; p < DDT_PHYS_TYPES; p++, ddp++) { 3112b24ab676SJeff Bonwick if (ddp->ddp_phys_birth == 0) 3113b24ab676SJeff Bonwick continue; 3114bbfd46c4SJeff Bonwick ddt_bp_create(ddb.ddb_checksum, 3115bbfd46c4SJeff Bonwick &dde.dde_key, ddp, &blk); 3116b24ab676SJeff Bonwick if (p == DDT_PHYS_DITTO) { 3117cde58dbcSMatthew Ahrens zdb_count_block(zcb, NULL, &blk, ZDB_OT_DITTO); 3118b24ab676SJeff Bonwick } else { 3119b24ab676SJeff Bonwick zcb->zcb_dedup_asize += 3120b24ab676SJeff Bonwick BP_GET_ASIZE(&blk) * (ddp->ddp_refcnt - 1); 3121b24ab676SJeff Bonwick zcb->zcb_dedup_blocks++; 3122b24ab676SJeff Bonwick } 3123b24ab676SJeff Bonwick } 3124b24ab676SJeff Bonwick if (!dump_opt['L']) { 3125bbfd46c4SJeff Bonwick ddt_t *ddt = spa->spa_ddt[ddb.ddb_checksum]; 3126b24ab676SJeff Bonwick ddt_enter(ddt); 3127b24ab676SJeff Bonwick VERIFY(ddt_lookup(ddt, &blk, B_TRUE) != NULL); 3128b24ab676SJeff Bonwick ddt_exit(ddt); 3129b24ab676SJeff Bonwick } 3130b24ab676SJeff Bonwick } 3131b24ab676SJeff Bonwick 3132b24ab676SJeff Bonwick ASSERT(error == ENOENT); 3133b24ab676SJeff Bonwick } 3134b24ab676SJeff Bonwick 31355cabbc6bSPrashanth Sreenivasa /* ARGSUSED */ 31365cabbc6bSPrashanth Sreenivasa static void 31375cabbc6bSPrashanth Sreenivasa claim_segment_impl_cb(uint64_t inner_offset, vdev_t *vd, uint64_t offset, 31385cabbc6bSPrashanth Sreenivasa uint64_t size, void *arg) 31395cabbc6bSPrashanth Sreenivasa { 31405cabbc6bSPrashanth Sreenivasa /* 31415cabbc6bSPrashanth Sreenivasa * This callback was called through a remap from 31425cabbc6bSPrashanth Sreenivasa * a device being removed. Therefore, the vdev that 31435cabbc6bSPrashanth Sreenivasa * this callback is applied to is a concrete 31445cabbc6bSPrashanth Sreenivasa * vdev. 31455cabbc6bSPrashanth Sreenivasa */ 31465cabbc6bSPrashanth Sreenivasa ASSERT(vdev_is_concrete(vd)); 31475cabbc6bSPrashanth Sreenivasa 31485cabbc6bSPrashanth Sreenivasa VERIFY0(metaslab_claim_impl(vd, offset, size, 314986714001SSerapheim Dimitropoulos spa_min_claim_txg(vd->vdev_spa))); 31505cabbc6bSPrashanth Sreenivasa } 31515cabbc6bSPrashanth Sreenivasa 31525cabbc6bSPrashanth Sreenivasa static void 31535cabbc6bSPrashanth Sreenivasa claim_segment_cb(void *arg, uint64_t offset, uint64_t size) 31545cabbc6bSPrashanth Sreenivasa { 31555cabbc6bSPrashanth Sreenivasa vdev_t *vd = arg; 31565cabbc6bSPrashanth Sreenivasa 31575cabbc6bSPrashanth Sreenivasa vdev_indirect_ops.vdev_op_remap(vd, offset, size, 31585cabbc6bSPrashanth Sreenivasa claim_segment_impl_cb, NULL); 31595cabbc6bSPrashanth Sreenivasa } 31605cabbc6bSPrashanth Sreenivasa 31615cabbc6bSPrashanth Sreenivasa /* 31625cabbc6bSPrashanth Sreenivasa * After accounting for all allocated blocks that are directly referenced, 31635cabbc6bSPrashanth Sreenivasa * we might have missed a reference to a block from a partially complete 31645cabbc6bSPrashanth Sreenivasa * (and thus unused) indirect mapping object. We perform a secondary pass 31655cabbc6bSPrashanth Sreenivasa * through the metaslabs we have already mapped and claim the destination 31665cabbc6bSPrashanth Sreenivasa * blocks. 31675cabbc6bSPrashanth Sreenivasa */ 31685cabbc6bSPrashanth Sreenivasa static void 31695cabbc6bSPrashanth Sreenivasa zdb_claim_removing(spa_t *spa, zdb_cb_t *zcb) 31705cabbc6bSPrashanth Sreenivasa { 31715cabbc6bSPrashanth Sreenivasa if (spa->spa_vdev_removal == NULL) 31725cabbc6bSPrashanth Sreenivasa return; 31735cabbc6bSPrashanth Sreenivasa 31745cabbc6bSPrashanth Sreenivasa spa_config_enter(spa, SCL_CONFIG, FTAG, RW_READER); 31755cabbc6bSPrashanth Sreenivasa 31765cabbc6bSPrashanth Sreenivasa spa_vdev_removal_t *svr = spa->spa_vdev_removal; 31773a4b1be9SMatthew Ahrens vdev_t *vd = vdev_lookup_top(spa, svr->svr_vdev_id); 31785cabbc6bSPrashanth Sreenivasa vdev_indirect_mapping_t *vim = vd->vdev_indirect_mapping; 31795cabbc6bSPrashanth Sreenivasa 31805cabbc6bSPrashanth Sreenivasa for (uint64_t msi = 0; msi < vd->vdev_ms_count; msi++) { 31815cabbc6bSPrashanth Sreenivasa metaslab_t *msp = vd->vdev_ms[msi]; 31825cabbc6bSPrashanth Sreenivasa 31835cabbc6bSPrashanth Sreenivasa if (msp->ms_start >= vdev_indirect_mapping_max_offset(vim)) 31845cabbc6bSPrashanth Sreenivasa break; 31855cabbc6bSPrashanth Sreenivasa 31865cabbc6bSPrashanth Sreenivasa ASSERT0(range_tree_space(svr->svr_allocd_segs)); 31875cabbc6bSPrashanth Sreenivasa 31885cabbc6bSPrashanth Sreenivasa if (msp->ms_sm != NULL) { 31895cabbc6bSPrashanth Sreenivasa VERIFY0(space_map_load(msp->ms_sm, 31905cabbc6bSPrashanth Sreenivasa svr->svr_allocd_segs, SM_ALLOC)); 31915cabbc6bSPrashanth Sreenivasa 31925cabbc6bSPrashanth Sreenivasa /* 31933a4b1be9SMatthew Ahrens * Clear everything past what has been synced unless 31943a4b1be9SMatthew Ahrens * it's past the spacemap, because we have not allocated 31953a4b1be9SMatthew Ahrens * mappings for it yet. 31965cabbc6bSPrashanth Sreenivasa */ 31973a4b1be9SMatthew Ahrens uint64_t vim_max_offset = 31983a4b1be9SMatthew Ahrens vdev_indirect_mapping_max_offset(vim); 31993a4b1be9SMatthew Ahrens uint64_t sm_end = msp->ms_sm->sm_start + 32003a4b1be9SMatthew Ahrens msp->ms_sm->sm_size; 32013a4b1be9SMatthew Ahrens if (sm_end > vim_max_offset) 32023a4b1be9SMatthew Ahrens range_tree_clear(svr->svr_allocd_segs, 32033a4b1be9SMatthew Ahrens vim_max_offset, sm_end - vim_max_offset); 32045cabbc6bSPrashanth Sreenivasa } 32055cabbc6bSPrashanth Sreenivasa 32065cabbc6bSPrashanth Sreenivasa zcb->zcb_removing_size += 32075cabbc6bSPrashanth Sreenivasa range_tree_space(svr->svr_allocd_segs); 32085cabbc6bSPrashanth Sreenivasa range_tree_vacate(svr->svr_allocd_segs, claim_segment_cb, vd); 32095cabbc6bSPrashanth Sreenivasa } 32105cabbc6bSPrashanth Sreenivasa 32115cabbc6bSPrashanth Sreenivasa spa_config_exit(spa, SCL_CONFIG, FTAG); 32125cabbc6bSPrashanth Sreenivasa } 32135cabbc6bSPrashanth Sreenivasa 32145cabbc6bSPrashanth Sreenivasa /* ARGSUSED */ 32155cabbc6bSPrashanth Sreenivasa static int 32165cabbc6bSPrashanth Sreenivasa increment_indirect_mapping_cb(void *arg, const blkptr_t *bp, dmu_tx_t *tx) 32175cabbc6bSPrashanth Sreenivasa { 32185cabbc6bSPrashanth Sreenivasa zdb_cb_t *zcb = arg; 32195cabbc6bSPrashanth Sreenivasa spa_t *spa = zcb->zcb_spa; 32205cabbc6bSPrashanth Sreenivasa vdev_t *vd; 32215cabbc6bSPrashanth Sreenivasa const dva_t *dva = &bp->blk_dva[0]; 32225cabbc6bSPrashanth Sreenivasa 32235cabbc6bSPrashanth Sreenivasa ASSERT(!dump_opt['L']); 32245cabbc6bSPrashanth Sreenivasa ASSERT3U(BP_GET_NDVAS(bp), ==, 1); 32255cabbc6bSPrashanth Sreenivasa 32265cabbc6bSPrashanth Sreenivasa spa_config_enter(spa, SCL_VDEV, FTAG, RW_READER); 32275cabbc6bSPrashanth Sreenivasa vd = vdev_lookup_top(zcb->zcb_spa, DVA_GET_VDEV(dva)); 32285cabbc6bSPrashanth Sreenivasa ASSERT3P(vd, !=, NULL); 32295cabbc6bSPrashanth Sreenivasa spa_config_exit(spa, SCL_VDEV, FTAG); 32305cabbc6bSPrashanth Sreenivasa 32315cabbc6bSPrashanth Sreenivasa ASSERT(vd->vdev_indirect_config.vic_mapping_object != 0); 32325cabbc6bSPrashanth Sreenivasa ASSERT3P(zcb->zcb_vd_obsolete_counts[vd->vdev_id], !=, NULL); 32335cabbc6bSPrashanth Sreenivasa 32345cabbc6bSPrashanth Sreenivasa vdev_indirect_mapping_increment_obsolete_count( 32355cabbc6bSPrashanth Sreenivasa vd->vdev_indirect_mapping, 32365cabbc6bSPrashanth Sreenivasa DVA_GET_OFFSET(dva), DVA_GET_ASIZE(dva), 32375cabbc6bSPrashanth Sreenivasa zcb->zcb_vd_obsolete_counts[vd->vdev_id]); 32385cabbc6bSPrashanth Sreenivasa 32395cabbc6bSPrashanth Sreenivasa return (0); 32405cabbc6bSPrashanth Sreenivasa } 32415cabbc6bSPrashanth Sreenivasa 32425cabbc6bSPrashanth Sreenivasa static uint32_t * 32435cabbc6bSPrashanth Sreenivasa zdb_load_obsolete_counts(vdev_t *vd) 32445cabbc6bSPrashanth Sreenivasa { 32455cabbc6bSPrashanth Sreenivasa vdev_indirect_mapping_t *vim = vd->vdev_indirect_mapping; 32465cabbc6bSPrashanth Sreenivasa spa_t *spa = vd->vdev_spa; 32475cabbc6bSPrashanth Sreenivasa spa_condensing_indirect_phys_t *scip = 32485cabbc6bSPrashanth Sreenivasa &spa->spa_condensing_indirect_phys; 32495cabbc6bSPrashanth Sreenivasa uint32_t *counts; 32505cabbc6bSPrashanth Sreenivasa 32515cabbc6bSPrashanth Sreenivasa EQUIV(vdev_obsolete_sm_object(vd) != 0, vd->vdev_obsolete_sm != NULL); 32525cabbc6bSPrashanth Sreenivasa counts = vdev_indirect_mapping_load_obsolete_counts(vim); 32535cabbc6bSPrashanth Sreenivasa if (vd->vdev_obsolete_sm != NULL) { 32545cabbc6bSPrashanth Sreenivasa vdev_indirect_mapping_load_obsolete_spacemap(vim, counts, 32555cabbc6bSPrashanth Sreenivasa vd->vdev_obsolete_sm); 32565cabbc6bSPrashanth Sreenivasa } 32575cabbc6bSPrashanth Sreenivasa if (scip->scip_vdev == vd->vdev_id && 32585cabbc6bSPrashanth Sreenivasa scip->scip_prev_obsolete_sm_object != 0) { 32595cabbc6bSPrashanth Sreenivasa space_map_t *prev_obsolete_sm = NULL; 32605cabbc6bSPrashanth Sreenivasa VERIFY0(space_map_open(&prev_obsolete_sm, spa->spa_meta_objset, 32615cabbc6bSPrashanth Sreenivasa scip->scip_prev_obsolete_sm_object, 0, vd->vdev_asize, 0)); 32625cabbc6bSPrashanth Sreenivasa space_map_update(prev_obsolete_sm); 32635cabbc6bSPrashanth Sreenivasa vdev_indirect_mapping_load_obsolete_spacemap(vim, counts, 32645cabbc6bSPrashanth Sreenivasa prev_obsolete_sm); 32655cabbc6bSPrashanth Sreenivasa space_map_close(prev_obsolete_sm); 32665cabbc6bSPrashanth Sreenivasa } 32675cabbc6bSPrashanth Sreenivasa return (counts); 32685cabbc6bSPrashanth Sreenivasa } 32695cabbc6bSPrashanth Sreenivasa 327086714001SSerapheim Dimitropoulos typedef struct checkpoint_sm_exclude_entry_arg { 327186714001SSerapheim Dimitropoulos vdev_t *cseea_vd; 327286714001SSerapheim Dimitropoulos uint64_t cseea_checkpoint_size; 327386714001SSerapheim Dimitropoulos } checkpoint_sm_exclude_entry_arg_t; 327486714001SSerapheim Dimitropoulos 327586714001SSerapheim Dimitropoulos static int 327617f11284SSerapheim Dimitropoulos checkpoint_sm_exclude_entry_cb(space_map_entry_t *sme, void *arg) 327786714001SSerapheim Dimitropoulos { 327886714001SSerapheim Dimitropoulos checkpoint_sm_exclude_entry_arg_t *cseea = arg; 327986714001SSerapheim Dimitropoulos vdev_t *vd = cseea->cseea_vd; 328017f11284SSerapheim Dimitropoulos metaslab_t *ms = vd->vdev_ms[sme->sme_offset >> vd->vdev_ms_shift]; 328117f11284SSerapheim Dimitropoulos uint64_t end = sme->sme_offset + sme->sme_run; 328286714001SSerapheim Dimitropoulos 328317f11284SSerapheim Dimitropoulos ASSERT(sme->sme_type == SM_FREE); 328486714001SSerapheim Dimitropoulos 328586714001SSerapheim Dimitropoulos /* 328686714001SSerapheim Dimitropoulos * Since the vdev_checkpoint_sm exists in the vdev level 328786714001SSerapheim Dimitropoulos * and the ms_sm space maps exist in the metaslab level, 328886714001SSerapheim Dimitropoulos * an entry in the checkpoint space map could theoretically 328986714001SSerapheim Dimitropoulos * cross the boundaries of the metaslab that it belongs. 329086714001SSerapheim Dimitropoulos * 329186714001SSerapheim Dimitropoulos * In reality, because of the way that we populate and 329286714001SSerapheim Dimitropoulos * manipulate the checkpoint's space maps currently, 329386714001SSerapheim Dimitropoulos * there shouldn't be any entries that cross metaslabs. 329486714001SSerapheim Dimitropoulos * Hence the assertion below. 329586714001SSerapheim Dimitropoulos * 329686714001SSerapheim Dimitropoulos * That said, there is no fundamental requirement that 329786714001SSerapheim Dimitropoulos * the checkpoint's space map entries should not cross 329886714001SSerapheim Dimitropoulos * metaslab boundaries. So if needed we could add code 329986714001SSerapheim Dimitropoulos * that handles metaslab-crossing segments in the future. 330086714001SSerapheim Dimitropoulos */ 330117f11284SSerapheim Dimitropoulos VERIFY3U(sme->sme_offset, >=, ms->ms_start); 330286714001SSerapheim Dimitropoulos VERIFY3U(end, <=, ms->ms_start + ms->ms_size); 330386714001SSerapheim Dimitropoulos 330486714001SSerapheim Dimitropoulos /* 330586714001SSerapheim Dimitropoulos * By removing the entry from the allocated segments we 330686714001SSerapheim Dimitropoulos * also verify that the entry is there to begin with. 330786714001SSerapheim Dimitropoulos */ 330886714001SSerapheim Dimitropoulos mutex_enter(&ms->ms_lock); 330917f11284SSerapheim Dimitropoulos range_tree_remove(ms->ms_allocatable, sme->sme_offset, sme->sme_run); 331086714001SSerapheim Dimitropoulos mutex_exit(&ms->ms_lock); 331186714001SSerapheim Dimitropoulos 331217f11284SSerapheim Dimitropoulos cseea->cseea_checkpoint_size += sme->sme_run; 331386714001SSerapheim Dimitropoulos return (0); 331486714001SSerapheim Dimitropoulos } 331586714001SSerapheim Dimitropoulos 331686714001SSerapheim Dimitropoulos static void 331786714001SSerapheim Dimitropoulos zdb_leak_init_vdev_exclude_checkpoint(vdev_t *vd, zdb_cb_t *zcb) 331886714001SSerapheim Dimitropoulos { 331986714001SSerapheim Dimitropoulos spa_t *spa = vd->vdev_spa; 332086714001SSerapheim Dimitropoulos space_map_t *checkpoint_sm = NULL; 332186714001SSerapheim Dimitropoulos uint64_t checkpoint_sm_obj; 332286714001SSerapheim Dimitropoulos 332386714001SSerapheim Dimitropoulos /* 332486714001SSerapheim Dimitropoulos * If there is no vdev_top_zap, we are in a pool whose 332586714001SSerapheim Dimitropoulos * version predates the pool checkpoint feature. 332686714001SSerapheim Dimitropoulos */ 332786714001SSerapheim Dimitropoulos if (vd->vdev_top_zap == 0) 332886714001SSerapheim Dimitropoulos return; 332986714001SSerapheim Dimitropoulos 333086714001SSerapheim Dimitropoulos /* 333186714001SSerapheim Dimitropoulos * If there is no reference of the vdev_checkpoint_sm in 333286714001SSerapheim Dimitropoulos * the vdev_top_zap, then one of the following scenarios 333386714001SSerapheim Dimitropoulos * is true: 333486714001SSerapheim Dimitropoulos * 333586714001SSerapheim Dimitropoulos * 1] There is no checkpoint 333686714001SSerapheim Dimitropoulos * 2] There is a checkpoint, but no checkpointed blocks 333786714001SSerapheim Dimitropoulos * have been freed yet 333886714001SSerapheim Dimitropoulos * 3] The current vdev is indirect 333986714001SSerapheim Dimitropoulos * 334086714001SSerapheim Dimitropoulos * In these cases we return immediately. 334186714001SSerapheim Dimitropoulos */ 334286714001SSerapheim Dimitropoulos if (zap_contains(spa_meta_objset(spa), vd->vdev_top_zap, 334386714001SSerapheim Dimitropoulos VDEV_TOP_ZAP_POOL_CHECKPOINT_SM) != 0) 334486714001SSerapheim Dimitropoulos return; 334586714001SSerapheim Dimitropoulos 334686714001SSerapheim Dimitropoulos VERIFY0(zap_lookup(spa_meta_objset(spa), vd->vdev_top_zap, 334786714001SSerapheim Dimitropoulos VDEV_TOP_ZAP_POOL_CHECKPOINT_SM, sizeof (uint64_t), 1, 334886714001SSerapheim Dimitropoulos &checkpoint_sm_obj)); 334986714001SSerapheim Dimitropoulos 335086714001SSerapheim Dimitropoulos checkpoint_sm_exclude_entry_arg_t cseea; 335186714001SSerapheim Dimitropoulos cseea.cseea_vd = vd; 335286714001SSerapheim Dimitropoulos cseea.cseea_checkpoint_size = 0; 335386714001SSerapheim Dimitropoulos 335486714001SSerapheim Dimitropoulos VERIFY0(space_map_open(&checkpoint_sm, spa_meta_objset(spa), 335586714001SSerapheim Dimitropoulos checkpoint_sm_obj, 0, vd->vdev_asize, vd->vdev_ashift)); 335686714001SSerapheim Dimitropoulos space_map_update(checkpoint_sm); 335786714001SSerapheim Dimitropoulos 335886714001SSerapheim Dimitropoulos VERIFY0(space_map_iterate(checkpoint_sm, 335986714001SSerapheim Dimitropoulos checkpoint_sm_exclude_entry_cb, &cseea)); 336086714001SSerapheim Dimitropoulos space_map_close(checkpoint_sm); 336186714001SSerapheim Dimitropoulos 336286714001SSerapheim Dimitropoulos zcb->zcb_checkpoint_size += cseea.cseea_checkpoint_size; 336386714001SSerapheim Dimitropoulos } 336486714001SSerapheim Dimitropoulos 336586714001SSerapheim Dimitropoulos static void 336686714001SSerapheim Dimitropoulos zdb_leak_init_exclude_checkpoint(spa_t *spa, zdb_cb_t *zcb) 336786714001SSerapheim Dimitropoulos { 336886714001SSerapheim Dimitropoulos vdev_t *rvd = spa->spa_root_vdev; 336986714001SSerapheim Dimitropoulos for (uint64_t c = 0; c < rvd->vdev_children; c++) { 337086714001SSerapheim Dimitropoulos ASSERT3U(c, ==, rvd->vdev_child[c]->vdev_id); 337186714001SSerapheim Dimitropoulos zdb_leak_init_vdev_exclude_checkpoint(rvd->vdev_child[c], zcb); 337286714001SSerapheim Dimitropoulos } 337386714001SSerapheim Dimitropoulos } 337486714001SSerapheim Dimitropoulos 337586714001SSerapheim Dimitropoulos static void 337686714001SSerapheim Dimitropoulos load_concrete_ms_allocatable_trees(spa_t *spa, maptype_t maptype) 337786714001SSerapheim Dimitropoulos { 337886714001SSerapheim Dimitropoulos vdev_t *rvd = spa->spa_root_vdev; 337986714001SSerapheim Dimitropoulos for (uint64_t i = 0; i < rvd->vdev_children; i++) { 338086714001SSerapheim Dimitropoulos vdev_t *vd = rvd->vdev_child[i]; 338186714001SSerapheim Dimitropoulos 338286714001SSerapheim Dimitropoulos ASSERT3U(i, ==, vd->vdev_id); 338386714001SSerapheim Dimitropoulos 338486714001SSerapheim Dimitropoulos if (vd->vdev_ops == &vdev_indirect_ops) 338586714001SSerapheim Dimitropoulos continue; 338686714001SSerapheim Dimitropoulos 338786714001SSerapheim Dimitropoulos for (uint64_t m = 0; m < vd->vdev_ms_count; m++) { 338886714001SSerapheim Dimitropoulos metaslab_t *msp = vd->vdev_ms[m]; 338986714001SSerapheim Dimitropoulos 339086714001SSerapheim Dimitropoulos (void) fprintf(stderr, 339186714001SSerapheim Dimitropoulos "\rloading concrete vdev %llu, " 339286714001SSerapheim Dimitropoulos "metaslab %llu of %llu ...", 339386714001SSerapheim Dimitropoulos (longlong_t)vd->vdev_id, 339486714001SSerapheim Dimitropoulos (longlong_t)msp->ms_id, 339586714001SSerapheim Dimitropoulos (longlong_t)vd->vdev_ms_count); 339686714001SSerapheim Dimitropoulos 339786714001SSerapheim Dimitropoulos mutex_enter(&msp->ms_lock); 339886714001SSerapheim Dimitropoulos metaslab_unload(msp); 339986714001SSerapheim Dimitropoulos 340086714001SSerapheim Dimitropoulos /* 340186714001SSerapheim Dimitropoulos * We don't want to spend the CPU manipulating the 340286714001SSerapheim Dimitropoulos * size-ordered tree, so clear the range_tree ops. 340386714001SSerapheim Dimitropoulos */ 340486714001SSerapheim Dimitropoulos msp->ms_allocatable->rt_ops = NULL; 340586714001SSerapheim Dimitropoulos 340686714001SSerapheim Dimitropoulos if (msp->ms_sm != NULL) { 340786714001SSerapheim Dimitropoulos VERIFY0(space_map_load(msp->ms_sm, 340886714001SSerapheim Dimitropoulos msp->ms_allocatable, maptype)); 340986714001SSerapheim Dimitropoulos } 341086714001SSerapheim Dimitropoulos if (!msp->ms_loaded) 341186714001SSerapheim Dimitropoulos msp->ms_loaded = B_TRUE; 341286714001SSerapheim Dimitropoulos mutex_exit(&msp->ms_lock); 341386714001SSerapheim Dimitropoulos } 341486714001SSerapheim Dimitropoulos } 341586714001SSerapheim Dimitropoulos } 341686714001SSerapheim Dimitropoulos 341786714001SSerapheim Dimitropoulos /* 341886714001SSerapheim Dimitropoulos * vm_idxp is an in-out parameter which (for indirect vdevs) is the 341986714001SSerapheim Dimitropoulos * index in vim_entries that has the first entry in this metaslab. 342086714001SSerapheim Dimitropoulos * On return, it will be set to the first entry after this metaslab. 342186714001SSerapheim Dimitropoulos */ 342286714001SSerapheim Dimitropoulos static void 342386714001SSerapheim Dimitropoulos load_indirect_ms_allocatable_tree(vdev_t *vd, metaslab_t *msp, 342486714001SSerapheim Dimitropoulos uint64_t *vim_idxp) 342586714001SSerapheim Dimitropoulos { 342686714001SSerapheim Dimitropoulos vdev_indirect_mapping_t *vim = vd->vdev_indirect_mapping; 342786714001SSerapheim Dimitropoulos 342886714001SSerapheim Dimitropoulos mutex_enter(&msp->ms_lock); 342986714001SSerapheim Dimitropoulos metaslab_unload(msp); 343086714001SSerapheim Dimitropoulos 343186714001SSerapheim Dimitropoulos /* 343286714001SSerapheim Dimitropoulos * We don't want to spend the CPU manipulating the 343386714001SSerapheim Dimitropoulos * size-ordered tree, so clear the range_tree ops. 343486714001SSerapheim Dimitropoulos */ 343586714001SSerapheim Dimitropoulos msp->ms_allocatable->rt_ops = NULL; 343686714001SSerapheim Dimitropoulos 343786714001SSerapheim Dimitropoulos for (; *vim_idxp < vdev_indirect_mapping_num_entries(vim); 343886714001SSerapheim Dimitropoulos (*vim_idxp)++) { 343986714001SSerapheim Dimitropoulos vdev_indirect_mapping_entry_phys_t *vimep = 344086714001SSerapheim Dimitropoulos &vim->vim_entries[*vim_idxp]; 344186714001SSerapheim Dimitropoulos uint64_t ent_offset = DVA_MAPPING_GET_SRC_OFFSET(vimep); 344286714001SSerapheim Dimitropoulos uint64_t ent_len = DVA_GET_ASIZE(&vimep->vimep_dst); 344386714001SSerapheim Dimitropoulos ASSERT3U(ent_offset, >=, msp->ms_start); 344486714001SSerapheim Dimitropoulos if (ent_offset >= msp->ms_start + msp->ms_size) 344586714001SSerapheim Dimitropoulos break; 344686714001SSerapheim Dimitropoulos 344786714001SSerapheim Dimitropoulos /* 344886714001SSerapheim Dimitropoulos * Mappings do not cross metaslab boundaries, 344986714001SSerapheim Dimitropoulos * because we create them by walking the metaslabs. 345086714001SSerapheim Dimitropoulos */ 345186714001SSerapheim Dimitropoulos ASSERT3U(ent_offset + ent_len, <=, 345286714001SSerapheim Dimitropoulos msp->ms_start + msp->ms_size); 345386714001SSerapheim Dimitropoulos range_tree_add(msp->ms_allocatable, ent_offset, ent_len); 345486714001SSerapheim Dimitropoulos } 345586714001SSerapheim Dimitropoulos 345686714001SSerapheim Dimitropoulos if (!msp->ms_loaded) 345786714001SSerapheim Dimitropoulos msp->ms_loaded = B_TRUE; 345886714001SSerapheim Dimitropoulos mutex_exit(&msp->ms_lock); 345986714001SSerapheim Dimitropoulos } 346086714001SSerapheim Dimitropoulos 346186714001SSerapheim Dimitropoulos static void 346286714001SSerapheim Dimitropoulos zdb_leak_init_prepare_indirect_vdevs(spa_t *spa, zdb_cb_t *zcb) 346386714001SSerapheim Dimitropoulos { 346486714001SSerapheim Dimitropoulos vdev_t *rvd = spa->spa_root_vdev; 346586714001SSerapheim Dimitropoulos for (uint64_t c = 0; c < rvd->vdev_children; c++) { 346686714001SSerapheim Dimitropoulos vdev_t *vd = rvd->vdev_child[c]; 346786714001SSerapheim Dimitropoulos 346886714001SSerapheim Dimitropoulos ASSERT3U(c, ==, vd->vdev_id); 346986714001SSerapheim Dimitropoulos 347086714001SSerapheim Dimitropoulos if (vd->vdev_ops != &vdev_indirect_ops) 347186714001SSerapheim Dimitropoulos continue; 347286714001SSerapheim Dimitropoulos 347386714001SSerapheim Dimitropoulos /* 347486714001SSerapheim Dimitropoulos * Note: we don't check for mapping leaks on 347586714001SSerapheim Dimitropoulos * removing vdevs because their ms_allocatable's 347686714001SSerapheim Dimitropoulos * are used to look for leaks in allocated space. 347786714001SSerapheim Dimitropoulos */ 347886714001SSerapheim Dimitropoulos zcb->zcb_vd_obsolete_counts[c] = zdb_load_obsolete_counts(vd); 347986714001SSerapheim Dimitropoulos 348086714001SSerapheim Dimitropoulos /* 348186714001SSerapheim Dimitropoulos * Normally, indirect vdevs don't have any 348286714001SSerapheim Dimitropoulos * metaslabs. We want to set them up for 348386714001SSerapheim Dimitropoulos * zio_claim(). 348486714001SSerapheim Dimitropoulos */ 348586714001SSerapheim Dimitropoulos VERIFY0(vdev_metaslab_init(vd, 0)); 348686714001SSerapheim Dimitropoulos 348786714001SSerapheim Dimitropoulos vdev_indirect_mapping_t *vim = vd->vdev_indirect_mapping; 348886714001SSerapheim Dimitropoulos uint64_t vim_idx = 0; 348986714001SSerapheim Dimitropoulos for (uint64_t m = 0; m < vd->vdev_ms_count; m++) { 349086714001SSerapheim Dimitropoulos 349186714001SSerapheim Dimitropoulos (void) fprintf(stderr, 349286714001SSerapheim Dimitropoulos "\rloading indirect vdev %llu, " 349386714001SSerapheim Dimitropoulos "metaslab %llu of %llu ...", 349486714001SSerapheim Dimitropoulos (longlong_t)vd->vdev_id, 349586714001SSerapheim Dimitropoulos (longlong_t)vd->vdev_ms[m]->ms_id, 349686714001SSerapheim Dimitropoulos (longlong_t)vd->vdev_ms_count); 349786714001SSerapheim Dimitropoulos 349886714001SSerapheim Dimitropoulos load_indirect_ms_allocatable_tree(vd, vd->vdev_ms[m], 349986714001SSerapheim Dimitropoulos &vim_idx); 350086714001SSerapheim Dimitropoulos } 350186714001SSerapheim Dimitropoulos ASSERT3U(vim_idx, ==, vdev_indirect_mapping_num_entries(vim)); 350286714001SSerapheim Dimitropoulos } 350386714001SSerapheim Dimitropoulos } 350486714001SSerapheim Dimitropoulos 3505b24ab676SJeff Bonwick static void 3506b24ab676SJeff Bonwick zdb_leak_init(spa_t *spa, zdb_cb_t *zcb) 3507b24ab676SJeff Bonwick { 3508cde58dbcSMatthew Ahrens zcb->zcb_spa = spa; 3509cde58dbcSMatthew Ahrens 3510b24ab676SJeff Bonwick if (!dump_opt['L']) { 35115cabbc6bSPrashanth Sreenivasa dsl_pool_t *dp = spa->spa_dsl_pool; 3512b24ab676SJeff Bonwick vdev_t *rvd = spa->spa_root_vdev; 35138363e80aSGeorge Wilson 35148363e80aSGeorge Wilson /* 35158363e80aSGeorge Wilson * We are going to be changing the meaning of the metaslab's 351686714001SSerapheim Dimitropoulos * ms_allocatable. Ensure that the allocator doesn't try to 35178363e80aSGeorge Wilson * use the tree. 35188363e80aSGeorge Wilson */ 35198363e80aSGeorge Wilson spa->spa_normal_class->mc_ops = &zdb_metaslab_ops; 35208363e80aSGeorge Wilson spa->spa_log_class->mc_ops = &zdb_metaslab_ops; 35218363e80aSGeorge Wilson 35225cabbc6bSPrashanth Sreenivasa zcb->zcb_vd_obsolete_counts = 35235cabbc6bSPrashanth Sreenivasa umem_zalloc(rvd->vdev_children * sizeof (uint32_t *), 35245cabbc6bSPrashanth Sreenivasa UMEM_NOFAIL); 35255cabbc6bSPrashanth Sreenivasa 352686714001SSerapheim Dimitropoulos /* 352786714001SSerapheim Dimitropoulos * For leak detection, we overload the ms_allocatable trees 352886714001SSerapheim Dimitropoulos * to contain allocated segments instead of free segments. 352986714001SSerapheim Dimitropoulos * As a result, we can't use the normal metaslab_load/unload 353086714001SSerapheim Dimitropoulos * interfaces. 353186714001SSerapheim Dimitropoulos */ 353286714001SSerapheim Dimitropoulos zdb_leak_init_prepare_indirect_vdevs(spa, zcb); 353386714001SSerapheim Dimitropoulos load_concrete_ms_allocatable_trees(spa, SM_ALLOC); 35345cabbc6bSPrashanth Sreenivasa 353586714001SSerapheim Dimitropoulos /* 353686714001SSerapheim Dimitropoulos * On load_concrete_ms_allocatable_trees() we loaded all the 353786714001SSerapheim Dimitropoulos * allocated entries from the ms_sm to the ms_allocatable for 353886714001SSerapheim Dimitropoulos * each metaslab. If the pool has a checkpoint or is in the 353986714001SSerapheim Dimitropoulos * middle of discarding a checkpoint, some of these blocks 354086714001SSerapheim Dimitropoulos * may have been freed but their ms_sm may not have been 354186714001SSerapheim Dimitropoulos * updated because they are referenced by the checkpoint. In 354286714001SSerapheim Dimitropoulos * order to avoid false-positives during leak-detection, we 354386714001SSerapheim Dimitropoulos * go through the vdev's checkpoint space map and exclude all 354486714001SSerapheim Dimitropoulos * its entries from their relevant ms_allocatable. 354586714001SSerapheim Dimitropoulos * 354686714001SSerapheim Dimitropoulos * We also aggregate the space held by the checkpoint and add 354786714001SSerapheim Dimitropoulos * it to zcb_checkpoint_size. 354886714001SSerapheim Dimitropoulos * 354986714001SSerapheim Dimitropoulos * Note that at this point we are also verifying that all the 355086714001SSerapheim Dimitropoulos * entries on the checkpoint_sm are marked as allocated in 355186714001SSerapheim Dimitropoulos * the ms_sm of their relevant metaslab. 355286714001SSerapheim Dimitropoulos * [see comment in checkpoint_sm_exclude_entry_cb()] 355386714001SSerapheim Dimitropoulos */ 355486714001SSerapheim Dimitropoulos zdb_leak_init_exclude_checkpoint(spa, zcb); 35555cabbc6bSPrashanth Sreenivasa 355686714001SSerapheim Dimitropoulos /* for cleaner progress output */ 355706be9802SMatthew Ahrens (void) fprintf(stderr, "\n"); 35585cabbc6bSPrashanth Sreenivasa 35595cabbc6bSPrashanth Sreenivasa if (bpobj_is_open(&dp->dp_obsolete_bpobj)) { 35605cabbc6bSPrashanth Sreenivasa ASSERT(spa_feature_is_enabled(spa, 35615cabbc6bSPrashanth Sreenivasa SPA_FEATURE_DEVICE_REMOVAL)); 35625cabbc6bSPrashanth Sreenivasa (void) bpobj_iterate_nofree(&dp->dp_obsolete_bpobj, 35635cabbc6bSPrashanth Sreenivasa increment_indirect_mapping_cb, zcb, NULL); 35645cabbc6bSPrashanth Sreenivasa } 356586714001SSerapheim Dimitropoulos } else { 356686714001SSerapheim Dimitropoulos /* 356786714001SSerapheim Dimitropoulos * If leak tracing is disabled, we still need to consider 356886714001SSerapheim Dimitropoulos * any checkpointed space in our space verification. 356986714001SSerapheim Dimitropoulos */ 357086714001SSerapheim Dimitropoulos zcb->zcb_checkpoint_size += spa_get_checkpoint_space(spa); 3571b24ab676SJeff Bonwick } 3572b24ab676SJeff Bonwick 3573b24ab676SJeff Bonwick spa_config_enter(spa, SCL_CONFIG, FTAG, RW_READER); 3574bbfd46c4SJeff Bonwick zdb_ddt_leak_init(spa, zcb); 3575b24ab676SJeff Bonwick spa_config_exit(spa, SCL_CONFIG, FTAG); 3576b24ab676SJeff Bonwick } 3577b24ab676SJeff Bonwick 35785cabbc6bSPrashanth Sreenivasa static boolean_t 35795cabbc6bSPrashanth Sreenivasa zdb_check_for_obsolete_leaks(vdev_t *vd, zdb_cb_t *zcb) 35805cabbc6bSPrashanth Sreenivasa { 35815cabbc6bSPrashanth Sreenivasa boolean_t leaks = B_FALSE; 35825cabbc6bSPrashanth Sreenivasa vdev_indirect_mapping_t *vim = vd->vdev_indirect_mapping; 35835cabbc6bSPrashanth Sreenivasa uint64_t total_leaked = 0; 35845cabbc6bSPrashanth Sreenivasa 35855cabbc6bSPrashanth Sreenivasa ASSERT(vim != NULL); 35865cabbc6bSPrashanth Sreenivasa 35875cabbc6bSPrashanth Sreenivasa for (uint64_t i = 0; i < vdev_indirect_mapping_num_entries(vim); i++) { 35885cabbc6bSPrashanth Sreenivasa vdev_indirect_mapping_entry_phys_t *vimep = 35895cabbc6bSPrashanth Sreenivasa &vim->vim_entries[i]; 35905cabbc6bSPrashanth Sreenivasa uint64_t obsolete_bytes = 0; 35915cabbc6bSPrashanth Sreenivasa uint64_t offset = DVA_MAPPING_GET_SRC_OFFSET(vimep); 35925cabbc6bSPrashanth Sreenivasa metaslab_t *msp = vd->vdev_ms[offset >> vd->vdev_ms_shift]; 35935cabbc6bSPrashanth Sreenivasa 35945cabbc6bSPrashanth Sreenivasa /* 35955cabbc6bSPrashanth Sreenivasa * This is not very efficient but it's easy to 35965cabbc6bSPrashanth Sreenivasa * verify correctness. 35975cabbc6bSPrashanth Sreenivasa */ 35985cabbc6bSPrashanth Sreenivasa for (uint64_t inner_offset = 0; 35995cabbc6bSPrashanth Sreenivasa inner_offset < DVA_GET_ASIZE(&vimep->vimep_dst); 36005cabbc6bSPrashanth Sreenivasa inner_offset += 1 << vd->vdev_ashift) { 360186714001SSerapheim Dimitropoulos if (range_tree_contains(msp->ms_allocatable, 36025cabbc6bSPrashanth Sreenivasa offset + inner_offset, 1 << vd->vdev_ashift)) { 36035cabbc6bSPrashanth Sreenivasa obsolete_bytes += 1 << vd->vdev_ashift; 36045cabbc6bSPrashanth Sreenivasa } 36055cabbc6bSPrashanth Sreenivasa } 36065cabbc6bSPrashanth Sreenivasa 36075cabbc6bSPrashanth Sreenivasa int64_t bytes_leaked = obsolete_bytes - 36085cabbc6bSPrashanth Sreenivasa zcb->zcb_vd_obsolete_counts[vd->vdev_id][i]; 36095cabbc6bSPrashanth Sreenivasa ASSERT3U(DVA_GET_ASIZE(&vimep->vimep_dst), >=, 36105cabbc6bSPrashanth Sreenivasa zcb->zcb_vd_obsolete_counts[vd->vdev_id][i]); 36115cabbc6bSPrashanth Sreenivasa if (bytes_leaked != 0 && 36125cabbc6bSPrashanth Sreenivasa (vdev_obsolete_counts_are_precise(vd) || 36135cabbc6bSPrashanth Sreenivasa dump_opt['d'] >= 5)) { 36145cabbc6bSPrashanth Sreenivasa (void) printf("obsolete indirect mapping count " 36155cabbc6bSPrashanth Sreenivasa "mismatch on %llu:%llx:%llx : %llx bytes leaked\n", 36165cabbc6bSPrashanth Sreenivasa (u_longlong_t)vd->vdev_id, 36175cabbc6bSPrashanth Sreenivasa (u_longlong_t)DVA_MAPPING_GET_SRC_OFFSET(vimep), 36185cabbc6bSPrashanth Sreenivasa (u_longlong_t)DVA_GET_ASIZE(&vimep->vimep_dst), 36195cabbc6bSPrashanth Sreenivasa (u_longlong_t)bytes_leaked); 36205cabbc6bSPrashanth Sreenivasa } 36215cabbc6bSPrashanth Sreenivasa total_leaked += ABS(bytes_leaked); 36225cabbc6bSPrashanth Sreenivasa } 36235cabbc6bSPrashanth Sreenivasa 36245cabbc6bSPrashanth Sreenivasa if (!vdev_obsolete_counts_are_precise(vd) && total_leaked > 0) { 36255cabbc6bSPrashanth Sreenivasa int pct_leaked = total_leaked * 100 / 36265cabbc6bSPrashanth Sreenivasa vdev_indirect_mapping_bytes_mapped(vim); 36275cabbc6bSPrashanth Sreenivasa (void) printf("cannot verify obsolete indirect mapping " 36285cabbc6bSPrashanth Sreenivasa "counts of vdev %llu because precise feature was not " 36295cabbc6bSPrashanth Sreenivasa "enabled when it was removed: %d%% (%llx bytes) of mapping" 36305cabbc6bSPrashanth Sreenivasa "unreferenced\n", 36315cabbc6bSPrashanth Sreenivasa (u_longlong_t)vd->vdev_id, pct_leaked, 36325cabbc6bSPrashanth Sreenivasa (u_longlong_t)total_leaked); 36335cabbc6bSPrashanth Sreenivasa } else if (total_leaked > 0) { 36345cabbc6bSPrashanth Sreenivasa (void) printf("obsolete indirect mapping count mismatch " 36355cabbc6bSPrashanth Sreenivasa "for vdev %llu -- %llx total bytes mismatched\n", 36365cabbc6bSPrashanth Sreenivasa (u_longlong_t)vd->vdev_id, 36375cabbc6bSPrashanth Sreenivasa (u_longlong_t)total_leaked); 36385cabbc6bSPrashanth Sreenivasa leaks |= B_TRUE; 36395cabbc6bSPrashanth Sreenivasa } 36405cabbc6bSPrashanth Sreenivasa 36415cabbc6bSPrashanth Sreenivasa vdev_indirect_mapping_free_obsolete_counts(vim, 36425cabbc6bSPrashanth Sreenivasa zcb->zcb_vd_obsolete_counts[vd->vdev_id]); 36435cabbc6bSPrashanth Sreenivasa zcb->zcb_vd_obsolete_counts[vd->vdev_id] = NULL; 36445cabbc6bSPrashanth Sreenivasa 36455cabbc6bSPrashanth Sreenivasa return (leaks); 36465cabbc6bSPrashanth Sreenivasa } 36475cabbc6bSPrashanth Sreenivasa 36485cabbc6bSPrashanth Sreenivasa static boolean_t 36495cabbc6bSPrashanth Sreenivasa zdb_leak_fini(spa_t *spa, zdb_cb_t *zcb) 3650b24ab676SJeff Bonwick { 36515cabbc6bSPrashanth Sreenivasa boolean_t leaks = B_FALSE; 3652b24ab676SJeff Bonwick if (!dump_opt['L']) { 3653b24ab676SJeff Bonwick vdev_t *rvd = spa->spa_root_vdev; 36543f7978d0SAlan Somers for (unsigned c = 0; c < rvd->vdev_children; c++) { 3655b24ab676SJeff Bonwick vdev_t *vd = rvd->vdev_child[c]; 36568363e80aSGeorge Wilson metaslab_group_t *mg = vd->vdev_mg; 36575cabbc6bSPrashanth Sreenivasa 36585cabbc6bSPrashanth Sreenivasa if (zcb->zcb_vd_obsolete_counts[c] != NULL) { 36595cabbc6bSPrashanth Sreenivasa leaks |= zdb_check_for_obsolete_leaks(vd, zcb); 36605cabbc6bSPrashanth Sreenivasa } 36615cabbc6bSPrashanth Sreenivasa 36625cabbc6bSPrashanth Sreenivasa for (uint64_t m = 0; m < vd->vdev_ms_count; m++) { 3663b24ab676SJeff Bonwick metaslab_t *msp = vd->vdev_ms[m]; 36648363e80aSGeorge Wilson ASSERT3P(mg, ==, msp->ms_group); 36650713e232SGeorge Wilson 36660713e232SGeorge Wilson /* 366786714001SSerapheim Dimitropoulos * ms_allocatable has been overloaded 366886714001SSerapheim Dimitropoulos * to contain allocated segments. Now that 366986714001SSerapheim Dimitropoulos * we finished traversing all blocks, any 367086714001SSerapheim Dimitropoulos * block that remains in the ms_allocatable 36710713e232SGeorge Wilson * represents an allocated block that we 36720713e232SGeorge Wilson * did not claim during the traversal. 36730713e232SGeorge Wilson * Claimed blocks would have been removed 367486714001SSerapheim Dimitropoulos * from the ms_allocatable. For indirect 367586714001SSerapheim Dimitropoulos * vdevs, space remaining in the tree 367686714001SSerapheim Dimitropoulos * represents parts of the mapping that are 367786714001SSerapheim Dimitropoulos * not referenced, which is not a bug. 36780713e232SGeorge Wilson */ 36795cabbc6bSPrashanth Sreenivasa if (vd->vdev_ops == &vdev_indirect_ops) { 368086714001SSerapheim Dimitropoulos range_tree_vacate(msp->ms_allocatable, 36815cabbc6bSPrashanth Sreenivasa NULL, NULL); 36825cabbc6bSPrashanth Sreenivasa } else { 368386714001SSerapheim Dimitropoulos range_tree_vacate(msp->ms_allocatable, 36845cabbc6bSPrashanth Sreenivasa zdb_leak, vd); 36855cabbc6bSPrashanth Sreenivasa } 36868363e80aSGeorge Wilson 36878363e80aSGeorge Wilson if (msp->ms_loaded) { 36888363e80aSGeorge Wilson msp->ms_loaded = B_FALSE; 36898363e80aSGeorge Wilson } 3690b24ab676SJeff Bonwick } 3691b24ab676SJeff Bonwick } 36925cabbc6bSPrashanth Sreenivasa 36935cabbc6bSPrashanth Sreenivasa umem_free(zcb->zcb_vd_obsolete_counts, 36945cabbc6bSPrashanth Sreenivasa rvd->vdev_children * sizeof (uint32_t *)); 36955cabbc6bSPrashanth Sreenivasa zcb->zcb_vd_obsolete_counts = NULL; 3696b24ab676SJeff Bonwick } 36975cabbc6bSPrashanth Sreenivasa return (leaks); 3698b24ab676SJeff Bonwick } 3699b24ab676SJeff Bonwick 3700cde58dbcSMatthew Ahrens /* ARGSUSED */ 3701cde58dbcSMatthew Ahrens static int 3702cde58dbcSMatthew Ahrens count_block_cb(void *arg, const blkptr_t *bp, dmu_tx_t *tx) 3703cde58dbcSMatthew Ahrens { 3704cde58dbcSMatthew Ahrens zdb_cb_t *zcb = arg; 3705cde58dbcSMatthew Ahrens 3706490d05b9SMatthew Ahrens if (dump_opt['b'] >= 5) { 3707cde58dbcSMatthew Ahrens char blkbuf[BP_SPRINTF_LEN]; 370843466aaeSMax Grossman snprintf_blkptr(blkbuf, sizeof (blkbuf), bp); 3709cde58dbcSMatthew Ahrens (void) printf("[%s] %s\n", 3710cde58dbcSMatthew Ahrens "deferred free", blkbuf); 3711cde58dbcSMatthew Ahrens } 3712cde58dbcSMatthew Ahrens zdb_count_block(zcb, NULL, bp, ZDB_OT_DEFERRED); 3713cde58dbcSMatthew Ahrens return (0); 3714cde58dbcSMatthew Ahrens } 3715cde58dbcSMatthew Ahrens 3716fa9e4066Sahrens static int 3717fa9e4066Sahrens dump_block_stats(spa_t *spa) 3718fa9e4066Sahrens { 37193f7978d0SAlan Somers zdb_cb_t zcb; 3720fa9e4066Sahrens zdb_blkstats_t *zb, *tzb; 3721b24ab676SJeff Bonwick uint64_t norm_alloc, norm_space, total_alloc, total_found; 3722cd088ea4SVictor Latushkin int flags = TRAVERSE_PRE | TRAVERSE_PREFETCH_METADATA | TRAVERSE_HARD; 37235d7b4d43SMatthew Ahrens boolean_t leaks = B_FALSE; 3724*663207adSDon Brady int err; 3725fa9e4066Sahrens 37263f7978d0SAlan Somers bzero(&zcb, sizeof (zcb)); 3727490d05b9SMatthew Ahrens (void) printf("\nTraversing all blocks %s%s%s%s%s...\n\n", 3728b24ab676SJeff Bonwick (dump_opt['c'] || !dump_opt['L']) ? "to verify " : "", 3729b24ab676SJeff Bonwick (dump_opt['c'] == 1) ? "metadata " : "", 3730b24ab676SJeff Bonwick dump_opt['c'] ? "checksums " : "", 3731b24ab676SJeff Bonwick (dump_opt['c'] && !dump_opt['L']) ? "and verify " : "", 3732b24ab676SJeff Bonwick !dump_opt['L'] ? "nothing leaked " : ""); 3733fa9e4066Sahrens 3734fa9e4066Sahrens /* 3735e14bb325SJeff Bonwick * Load all space maps as SM_ALLOC maps, then traverse the pool 3736e14bb325SJeff Bonwick * claiming each block we discover. If the pool is perfectly 3737e14bb325SJeff Bonwick * consistent, the space maps will be empty when we're done. 3738e14bb325SJeff Bonwick * Anything left over is a leak; any block we can't claim (because 3739e14bb325SJeff Bonwick * it's not part of any space map) is a double allocation, 3740e14bb325SJeff Bonwick * reference to a freed block, or an unclaimed log block. 3741fa9e4066Sahrens */ 3742b24ab676SJeff Bonwick zdb_leak_init(spa, &zcb); 3743fa9e4066Sahrens 3744fa9e4066Sahrens /* 3745fa9e4066Sahrens * If there's a deferred-free bplist, process that first. 3746fa9e4066Sahrens */ 3747cde58dbcSMatthew Ahrens (void) bpobj_iterate_nofree(&spa->spa_deferred_bpobj, 3748cde58dbcSMatthew Ahrens count_block_cb, &zcb, NULL); 37495cabbc6bSPrashanth Sreenivasa 37503b2aab18SMatthew Ahrens if (spa_version(spa) >= SPA_VERSION_DEADLISTS) { 37513b2aab18SMatthew Ahrens (void) bpobj_iterate_nofree(&spa->spa_dsl_pool->dp_free_bpobj, 37523b2aab18SMatthew Ahrens count_block_cb, &zcb, NULL); 37533b2aab18SMatthew Ahrens } 37545cabbc6bSPrashanth Sreenivasa 37555cabbc6bSPrashanth Sreenivasa zdb_claim_removing(spa, &zcb); 37565cabbc6bSPrashanth Sreenivasa 37572acef22dSMatthew Ahrens if (spa_feature_is_active(spa, SPA_FEATURE_ASYNC_DESTROY)) { 3758b420f3adSRichard Lowe VERIFY3U(0, ==, bptree_iterate(spa->spa_meta_objset, 3759ad135b5dSChristopher Siden spa->spa_dsl_pool->dp_bptree_obj, B_FALSE, count_block_cb, 3760ad135b5dSChristopher Siden &zcb, NULL)); 3761ad135b5dSChristopher Siden } 3762fa9e4066Sahrens 3763bbfd46c4SJeff Bonwick if (dump_opt['c'] > 1) 3764bbfd46c4SJeff Bonwick flags |= TRAVERSE_PREFETCH_DATA; 3765bbfd46c4SJeff Bonwick 3766490d05b9SMatthew Ahrens zcb.zcb_totalasize = metaslab_class_get_alloc(spa_normal_class(spa)); 3767*663207adSDon Brady zcb.zcb_totalasize += metaslab_class_get_alloc(spa_special_class(spa)); 3768*663207adSDon Brady zcb.zcb_totalasize += metaslab_class_get_alloc(spa_dedup_class(spa)); 3769490d05b9SMatthew Ahrens zcb.zcb_start = zcb.zcb_lastprint = gethrtime(); 3770*663207adSDon Brady err = traverse_pool(spa, 0, flags, zdb_blkptr_cb, &zcb); 3771fa9e4066Sahrens 377231d7e8faSGeorge Wilson /* 377331d7e8faSGeorge Wilson * If we've traversed the data blocks then we need to wait for those 377431d7e8faSGeorge Wilson * I/Os to complete. We leverage "The Godfather" zio to wait on 377531d7e8faSGeorge Wilson * all async I/Os to complete. 377631d7e8faSGeorge Wilson */ 377731d7e8faSGeorge Wilson if (dump_opt['c']) { 37786f834bc1SMatthew Ahrens for (int i = 0; i < max_ncpus; i++) { 37796f834bc1SMatthew Ahrens (void) zio_wait(spa->spa_async_zio_root[i]); 37806f834bc1SMatthew Ahrens spa->spa_async_zio_root[i] = zio_root(spa, NULL, NULL, 37816f834bc1SMatthew Ahrens ZIO_FLAG_CANFAIL | ZIO_FLAG_SPECULATIVE | 37826f834bc1SMatthew Ahrens ZIO_FLAG_GODFATHER); 37836f834bc1SMatthew Ahrens } 378431d7e8faSGeorge Wilson } 378531d7e8faSGeorge Wilson 3786*663207adSDon Brady /* 3787*663207adSDon Brady * Done after zio_wait() since zcb_haderrors is modified in 3788*663207adSDon Brady * zdb_blkptr_done() 3789*663207adSDon Brady */ 3790*663207adSDon Brady zcb.zcb_haderrors |= err; 3791*663207adSDon Brady 3792b24ab676SJeff Bonwick if (zcb.zcb_haderrors) { 3793fa9e4066Sahrens (void) printf("\nError counts:\n\n"); 3794fa9e4066Sahrens (void) printf("\t%5s %s\n", "errno", "count"); 3795b24ab676SJeff Bonwick for (int e = 0; e < 256; e++) { 3796fa9e4066Sahrens if (zcb.zcb_errors[e] != 0) { 3797fa9e4066Sahrens (void) printf("\t%5d %llu\n", 3798fa9e4066Sahrens e, (u_longlong_t)zcb.zcb_errors[e]); 3799fa9e4066Sahrens } 3800fa9e4066Sahrens } 3801fa9e4066Sahrens } 3802fa9e4066Sahrens 3803fa9e4066Sahrens /* 3804fa9e4066Sahrens * Report any leaked segments. 3805fa9e4066Sahrens */ 38065cabbc6bSPrashanth Sreenivasa leaks |= zdb_leak_fini(spa, &zcb); 3807fa9e4066Sahrens 3808b24ab676SJeff Bonwick tzb = &zcb.zcb_type[ZB_TOTAL][ZDB_OT_TOTAL]; 38098654d025Sperrin 3810b24ab676SJeff Bonwick norm_alloc = metaslab_class_get_alloc(spa_normal_class(spa)); 3811b24ab676SJeff Bonwick norm_space = metaslab_class_get_space(spa_normal_class(spa)); 38128654d025Sperrin 3813*663207adSDon Brady total_alloc = norm_alloc + 3814*663207adSDon Brady metaslab_class_get_alloc(spa_log_class(spa)) + 3815*663207adSDon Brady metaslab_class_get_alloc(spa_special_class(spa)) + 3816*663207adSDon Brady metaslab_class_get_alloc(spa_dedup_class(spa)); 38175cabbc6bSPrashanth Sreenivasa total_found = tzb->zb_asize - zcb.zcb_dedup_asize + 381886714001SSerapheim Dimitropoulos zcb.zcb_removing_size + zcb.zcb_checkpoint_size; 3819fa9e4066Sahrens 3820b24ab676SJeff Bonwick if (total_found == total_alloc) { 382182a0a985SVictor Latushkin if (!dump_opt['L']) 382282a0a985SVictor Latushkin (void) printf("\n\tNo leaks (block sum matches space" 382382a0a985SVictor Latushkin " maps exactly)\n"); 3824fa9e4066Sahrens } else { 3825fa9e4066Sahrens (void) printf("block traversal size %llu != alloc %llu " 382682a0a985SVictor Latushkin "(%s %lld)\n", 3827b24ab676SJeff Bonwick (u_longlong_t)total_found, 3828b24ab676SJeff Bonwick (u_longlong_t)total_alloc, 382982a0a985SVictor Latushkin (dump_opt['L']) ? "unreachable" : "leaked", 3830b24ab676SJeff Bonwick (longlong_t)(total_alloc - total_found)); 38315d7b4d43SMatthew Ahrens leaks = B_TRUE; 3832fa9e4066Sahrens } 3833fa9e4066Sahrens 3834fa9e4066Sahrens if (tzb->zb_count == 0) 3835fa9e4066Sahrens return (2); 3836fa9e4066Sahrens 3837fa9e4066Sahrens (void) printf("\n"); 3838*663207adSDon Brady (void) printf("\t%-16s %14llu\n", "bp count:", 3839fa9e4066Sahrens (u_longlong_t)tzb->zb_count); 3840*663207adSDon Brady (void) printf("\t%-16s %14llu\n", "ganged count:", 3841d5ee8a13SMatthew Ahrens (longlong_t)tzb->zb_gangs); 3842*663207adSDon Brady (void) printf("\t%-16s %14llu avg: %6llu\n", "bp logical:", 3843fa9e4066Sahrens (u_longlong_t)tzb->zb_lsize, 3844fa9e4066Sahrens (u_longlong_t)(tzb->zb_lsize / tzb->zb_count)); 3845*663207adSDon Brady (void) printf("\t%-16s %14llu avg: %6llu compression: %6.2f\n", 3846*663207adSDon Brady "bp physical:", (u_longlong_t)tzb->zb_psize, 3847fa9e4066Sahrens (u_longlong_t)(tzb->zb_psize / tzb->zb_count), 3848fa9e4066Sahrens (double)tzb->zb_lsize / tzb->zb_psize); 3849*663207adSDon Brady (void) printf("\t%-16s %14llu avg: %6llu compression: %6.2f\n", 3850*663207adSDon Brady "bp allocated:", (u_longlong_t)tzb->zb_asize, 3851fa9e4066Sahrens (u_longlong_t)(tzb->zb_asize / tzb->zb_count), 3852fa9e4066Sahrens (double)tzb->zb_lsize / tzb->zb_asize); 3853*663207adSDon Brady (void) printf("\t%-16s %14llu ref>1: %6llu deduplication: %6.2f\n", 3854*663207adSDon Brady "bp deduped:", (u_longlong_t)zcb.zcb_dedup_asize, 3855b24ab676SJeff Bonwick (u_longlong_t)zcb.zcb_dedup_blocks, 3856b24ab676SJeff Bonwick (double)zcb.zcb_dedup_asize / tzb->zb_asize + 1.0); 3857*663207adSDon Brady (void) printf("\t%-16s %14llu used: %5.2f%%\n", "Normal class:", 3858b24ab676SJeff Bonwick (u_longlong_t)norm_alloc, 100.0 * norm_alloc / norm_space); 3859fa9e4066Sahrens 3860*663207adSDon Brady if (spa_special_class(spa)->mc_rotor != NULL) { 3861*663207adSDon Brady uint64_t alloc = metaslab_class_get_alloc( 3862*663207adSDon Brady spa_special_class(spa)); 3863*663207adSDon Brady uint64_t space = metaslab_class_get_space( 3864*663207adSDon Brady spa_special_class(spa)); 3865*663207adSDon Brady 3866*663207adSDon Brady (void) printf("\t%-16s %14llu used: %5.2f%%\n", 3867*663207adSDon Brady "Special class", (u_longlong_t)alloc, 3868*663207adSDon Brady 100.0 * alloc / space); 3869*663207adSDon Brady } 3870*663207adSDon Brady 3871*663207adSDon Brady if (spa_dedup_class(spa)->mc_rotor != NULL) { 3872*663207adSDon Brady uint64_t alloc = metaslab_class_get_alloc( 3873*663207adSDon Brady spa_dedup_class(spa)); 3874*663207adSDon Brady uint64_t space = metaslab_class_get_space( 3875*663207adSDon Brady spa_dedup_class(spa)); 3876*663207adSDon Brady 3877*663207adSDon Brady (void) printf("\t%-16s %14llu used: %5.2f%%\n", 3878*663207adSDon Brady "Dedup class", (u_longlong_t)alloc, 3879*663207adSDon Brady 100.0 * alloc / space); 3880*663207adSDon Brady } 3881*663207adSDon Brady 38825d7b4d43SMatthew Ahrens for (bp_embedded_type_t i = 0; i < NUM_BP_EMBEDDED_TYPES; i++) { 38835d7b4d43SMatthew Ahrens if (zcb.zcb_embedded_blocks[i] == 0) 38845d7b4d43SMatthew Ahrens continue; 38855d7b4d43SMatthew Ahrens (void) printf("\n"); 38865d7b4d43SMatthew Ahrens (void) printf("\tadditional, non-pointer bps of type %u: " 38875d7b4d43SMatthew Ahrens "%10llu\n", 38885d7b4d43SMatthew Ahrens i, (u_longlong_t)zcb.zcb_embedded_blocks[i]); 38895d7b4d43SMatthew Ahrens 38905d7b4d43SMatthew Ahrens if (dump_opt['b'] >= 3) { 38915d7b4d43SMatthew Ahrens (void) printf("\t number of (compressed) bytes: " 38925d7b4d43SMatthew Ahrens "number of bps\n"); 38935d7b4d43SMatthew Ahrens dump_histogram(zcb.zcb_embedded_histogram[i], 38945d7b4d43SMatthew Ahrens sizeof (zcb.zcb_embedded_histogram[i]) / 38955d7b4d43SMatthew Ahrens sizeof (zcb.zcb_embedded_histogram[i][0]), 0); 38965d7b4d43SMatthew Ahrens } 38975d7b4d43SMatthew Ahrens } 38985d7b4d43SMatthew Ahrens 3899d5ee8a13SMatthew Ahrens if (tzb->zb_ditto_samevdev != 0) { 3900d5ee8a13SMatthew Ahrens (void) printf("\tDittoed blocks on same vdev: %llu\n", 3901d5ee8a13SMatthew Ahrens (longlong_t)tzb->zb_ditto_samevdev); 3902d5ee8a13SMatthew Ahrens } 3903*663207adSDon Brady if (tzb->zb_ditto_same_ms != 0) { 3904*663207adSDon Brady (void) printf("\tDittoed blocks in same metaslab: %llu\n", 3905*663207adSDon Brady (longlong_t)tzb->zb_ditto_same_ms); 3906*663207adSDon Brady } 3907d5ee8a13SMatthew Ahrens 39085cabbc6bSPrashanth Sreenivasa for (uint64_t v = 0; v < spa->spa_root_vdev->vdev_children; v++) { 39095cabbc6bSPrashanth Sreenivasa vdev_t *vd = spa->spa_root_vdev->vdev_child[v]; 39105cabbc6bSPrashanth Sreenivasa vdev_indirect_mapping_t *vim = vd->vdev_indirect_mapping; 39115cabbc6bSPrashanth Sreenivasa 39125cabbc6bSPrashanth Sreenivasa if (vim == NULL) { 39135cabbc6bSPrashanth Sreenivasa continue; 39145cabbc6bSPrashanth Sreenivasa } 39155cabbc6bSPrashanth Sreenivasa 39165cabbc6bSPrashanth Sreenivasa char mem[32]; 39175cabbc6bSPrashanth Sreenivasa zdb_nicenum(vdev_indirect_mapping_num_entries(vim), 39185cabbc6bSPrashanth Sreenivasa mem, vdev_indirect_mapping_size(vim)); 39195cabbc6bSPrashanth Sreenivasa 39205cabbc6bSPrashanth Sreenivasa (void) printf("\tindirect vdev id %llu has %llu segments " 39215cabbc6bSPrashanth Sreenivasa "(%s in memory)\n", 39225cabbc6bSPrashanth Sreenivasa (longlong_t)vd->vdev_id, 39235cabbc6bSPrashanth Sreenivasa (longlong_t)vdev_indirect_mapping_num_entries(vim), mem); 39245cabbc6bSPrashanth Sreenivasa } 39255cabbc6bSPrashanth Sreenivasa 3926fa9e4066Sahrens if (dump_opt['b'] >= 2) { 3927fa9e4066Sahrens int l, t, level; 3928fa9e4066Sahrens (void) printf("\nBlocks\tLSIZE\tPSIZE\tASIZE" 3929fa9e4066Sahrens "\t avg\t comp\t%%Total\tType\n"); 3930fa9e4066Sahrens 3931b24ab676SJeff Bonwick for (t = 0; t <= ZDB_OT_TOTAL; t++) { 39323f9d6ad7SLin Ling char csize[32], lsize[32], psize[32], asize[32]; 3933d5ee8a13SMatthew Ahrens char avg[32], gang[32]; 39343f7978d0SAlan Somers const char *typename; 3935fa9e4066Sahrens 39360a055120SJason King /* make sure nicenum has enough space */ 39370a055120SJason King CTASSERT(sizeof (csize) >= NN_NUMBUF_SZ); 39380a055120SJason King CTASSERT(sizeof (lsize) >= NN_NUMBUF_SZ); 39390a055120SJason King CTASSERT(sizeof (psize) >= NN_NUMBUF_SZ); 39400a055120SJason King CTASSERT(sizeof (asize) >= NN_NUMBUF_SZ); 39410a055120SJason King CTASSERT(sizeof (avg) >= NN_NUMBUF_SZ); 39420a055120SJason King CTASSERT(sizeof (gang) >= NN_NUMBUF_SZ); 39430a055120SJason King 3944b24ab676SJeff Bonwick if (t < DMU_OT_NUMTYPES) 3945b24ab676SJeff Bonwick typename = dmu_ot[t].ot_name; 3946b24ab676SJeff Bonwick else 3947b24ab676SJeff Bonwick typename = zdb_ot_extname[t - DMU_OT_NUMTYPES]; 3948fa9e4066Sahrens 3949fa9e4066Sahrens if (zcb.zcb_type[ZB_TOTAL][t].zb_asize == 0) { 3950fa9e4066Sahrens (void) printf("%6s\t%5s\t%5s\t%5s" 3951fa9e4066Sahrens "\t%5s\t%5s\t%6s\t%s\n", 3952fa9e4066Sahrens "-", 3953fa9e4066Sahrens "-", 3954fa9e4066Sahrens "-", 3955fa9e4066Sahrens "-", 3956fa9e4066Sahrens "-", 3957fa9e4066Sahrens "-", 3958fa9e4066Sahrens "-", 3959fa9e4066Sahrens typename); 3960fa9e4066Sahrens continue; 3961fa9e4066Sahrens } 3962fa9e4066Sahrens 3963fa9e4066Sahrens for (l = ZB_TOTAL - 1; l >= -1; l--) { 3964fa9e4066Sahrens level = (l == -1 ? ZB_TOTAL : l); 3965fa9e4066Sahrens zb = &zcb.zcb_type[level][t]; 3966fa9e4066Sahrens 3967fa9e4066Sahrens if (zb->zb_asize == 0) 3968fa9e4066Sahrens continue; 3969fa9e4066Sahrens 3970fa9e4066Sahrens if (dump_opt['b'] < 3 && level != ZB_TOTAL) 3971fa9e4066Sahrens continue; 3972fa9e4066Sahrens 3973fa9e4066Sahrens if (level == 0 && zb->zb_asize == 3974fa9e4066Sahrens zcb.zcb_type[ZB_TOTAL][t].zb_asize) 3975fa9e4066Sahrens continue; 3976fa9e4066Sahrens 39770a055120SJason King zdb_nicenum(zb->zb_count, csize, 39780a055120SJason King sizeof (csize)); 39790a055120SJason King zdb_nicenum(zb->zb_lsize, lsize, 39800a055120SJason King sizeof (lsize)); 39810a055120SJason King zdb_nicenum(zb->zb_psize, psize, 39820a055120SJason King sizeof (psize)); 39830a055120SJason King zdb_nicenum(zb->zb_asize, asize, 39840a055120SJason King sizeof (asize)); 39850a055120SJason King zdb_nicenum(zb->zb_asize / zb->zb_count, avg, 39860a055120SJason King sizeof (avg)); 39870a055120SJason King zdb_nicenum(zb->zb_gangs, gang, sizeof (gang)); 3988fa9e4066Sahrens 3989fa9e4066Sahrens (void) printf("%6s\t%5s\t%5s\t%5s\t%5s" 3990fa9e4066Sahrens "\t%5.2f\t%6.2f\t", 3991fa9e4066Sahrens csize, lsize, psize, asize, avg, 3992fa9e4066Sahrens (double)zb->zb_lsize / zb->zb_psize, 3993fa9e4066Sahrens 100.0 * zb->zb_asize / tzb->zb_asize); 3994fa9e4066Sahrens 3995fa9e4066Sahrens if (level == ZB_TOTAL) 3996fa9e4066Sahrens (void) printf("%s\n", typename); 3997fa9e4066Sahrens else 3998fa9e4066Sahrens (void) printf(" L%d %s\n", 3999fa9e4066Sahrens level, typename); 4000490d05b9SMatthew Ahrens 4001d5ee8a13SMatthew Ahrens if (dump_opt['b'] >= 3 && zb->zb_gangs > 0) { 4002d5ee8a13SMatthew Ahrens (void) printf("\t number of ganged " 4003d5ee8a13SMatthew Ahrens "blocks: %s\n", gang); 4004d5ee8a13SMatthew Ahrens } 4005d5ee8a13SMatthew Ahrens 4006490d05b9SMatthew Ahrens if (dump_opt['b'] >= 4) { 4007490d05b9SMatthew Ahrens (void) printf("psize " 4008490d05b9SMatthew Ahrens "(in 512-byte sectors): " 4009490d05b9SMatthew Ahrens "number of blocks\n"); 4010490d05b9SMatthew Ahrens dump_histogram(zb->zb_psize_histogram, 40110713e232SGeorge Wilson PSIZE_HISTO_SIZE, 0); 4012490d05b9SMatthew Ahrens } 4013fa9e4066Sahrens } 4014fa9e4066Sahrens } 4015fa9e4066Sahrens } 4016fa9e4066Sahrens 4017fa9e4066Sahrens (void) printf("\n"); 4018fa9e4066Sahrens 4019fa9e4066Sahrens if (leaks) 4020fa9e4066Sahrens return (2); 4021fa9e4066Sahrens 4022fa9e4066Sahrens if (zcb.zcb_haderrors) 4023fa9e4066Sahrens return (3); 4024fa9e4066Sahrens 4025fa9e4066Sahrens return (0); 4026fa9e4066Sahrens } 4027fa9e4066Sahrens 4028b24ab676SJeff Bonwick typedef struct zdb_ddt_entry { 4029b24ab676SJeff Bonwick ddt_key_t zdde_key; 4030b24ab676SJeff Bonwick uint64_t zdde_ref_blocks; 4031b24ab676SJeff Bonwick uint64_t zdde_ref_lsize; 4032b24ab676SJeff Bonwick uint64_t zdde_ref_psize; 4033b24ab676SJeff Bonwick uint64_t zdde_ref_dsize; 4034b24ab676SJeff Bonwick avl_node_t zdde_node; 4035b24ab676SJeff Bonwick } zdb_ddt_entry_t; 4036b24ab676SJeff Bonwick 4037b24ab676SJeff Bonwick /* ARGSUSED */ 4038b24ab676SJeff Bonwick static int 4039b24ab676SJeff Bonwick zdb_ddt_add_cb(spa_t *spa, zilog_t *zilog, const blkptr_t *bp, 40407802d7bfSMatthew Ahrens const zbookmark_phys_t *zb, const dnode_phys_t *dnp, void *arg) 4041b24ab676SJeff Bonwick { 4042b24ab676SJeff Bonwick avl_tree_t *t = arg; 4043b24ab676SJeff Bonwick avl_index_t where; 4044b24ab676SJeff Bonwick zdb_ddt_entry_t *zdde, zdde_search; 4045b24ab676SJeff Bonwick 4046a2cdcdd2SPaul Dagnelie if (bp == NULL || BP_IS_HOLE(bp) || BP_IS_EMBEDDED(bp)) 4047b24ab676SJeff Bonwick return (0); 4048b24ab676SJeff Bonwick 4049b24ab676SJeff Bonwick if (dump_opt['S'] > 1 && zb->zb_level == ZB_ROOT_LEVEL) { 4050b24ab676SJeff Bonwick (void) printf("traversing objset %llu, %llu objects, " 4051b24ab676SJeff Bonwick "%lu blocks so far\n", 4052b24ab676SJeff Bonwick (u_longlong_t)zb->zb_objset, 40535d7b4d43SMatthew Ahrens (u_longlong_t)BP_GET_FILL(bp), 4054b24ab676SJeff Bonwick avl_numnodes(t)); 4055b24ab676SJeff Bonwick } 4056b24ab676SJeff Bonwick 4057bbfd46c4SJeff Bonwick if (BP_IS_HOLE(bp) || BP_GET_CHECKSUM(bp) == ZIO_CHECKSUM_OFF || 4058ad135b5dSChristopher Siden BP_GET_LEVEL(bp) > 0 || DMU_OT_IS_METADATA(BP_GET_TYPE(bp))) 4059b24ab676SJeff Bonwick return (0); 4060b24ab676SJeff Bonwick 4061b24ab676SJeff Bonwick ddt_key_fill(&zdde_search.zdde_key, bp); 4062b24ab676SJeff Bonwick 4063b24ab676SJeff Bonwick zdde = avl_find(t, &zdde_search, &where); 4064b24ab676SJeff Bonwick 4065b24ab676SJeff Bonwick if (zdde == NULL) { 4066b24ab676SJeff Bonwick zdde = umem_zalloc(sizeof (*zdde), UMEM_NOFAIL); 4067b24ab676SJeff Bonwick zdde->zdde_key = zdde_search.zdde_key; 4068b24ab676SJeff Bonwick avl_insert(t, zdde, where); 4069b24ab676SJeff Bonwick } 4070b24ab676SJeff Bonwick 4071b24ab676SJeff Bonwick zdde->zdde_ref_blocks += 1; 4072b24ab676SJeff Bonwick zdde->zdde_ref_lsize += BP_GET_LSIZE(bp); 4073b24ab676SJeff Bonwick zdde->zdde_ref_psize += BP_GET_PSIZE(bp); 4074b24ab676SJeff Bonwick zdde->zdde_ref_dsize += bp_get_dsize_sync(spa, bp); 4075b24ab676SJeff Bonwick 4076b24ab676SJeff Bonwick return (0); 4077b24ab676SJeff Bonwick } 4078b24ab676SJeff Bonwick 4079b24ab676SJeff Bonwick static void 4080b24ab676SJeff Bonwick dump_simulated_ddt(spa_t *spa) 4081b24ab676SJeff Bonwick { 4082b24ab676SJeff Bonwick avl_tree_t t; 4083b24ab676SJeff Bonwick void *cookie = NULL; 4084b24ab676SJeff Bonwick zdb_ddt_entry_t *zdde; 40853f7978d0SAlan Somers ddt_histogram_t ddh_total; 40863f7978d0SAlan Somers ddt_stat_t dds_total; 4087b24ab676SJeff Bonwick 40883f7978d0SAlan Somers bzero(&ddh_total, sizeof (ddh_total)); 40893f7978d0SAlan Somers bzero(&dds_total, sizeof (dds_total)); 4090b24ab676SJeff Bonwick avl_create(&t, ddt_entry_compare, 4091b24ab676SJeff Bonwick sizeof (zdb_ddt_entry_t), offsetof(zdb_ddt_entry_t, zdde_node)); 4092b24ab676SJeff Bonwick 4093b24ab676SJeff Bonwick spa_config_enter(spa, SCL_CONFIG, FTAG, RW_READER); 4094b24ab676SJeff Bonwick 4095bbfd46c4SJeff Bonwick (void) traverse_pool(spa, 0, TRAVERSE_PRE | TRAVERSE_PREFETCH_METADATA, 4096bbfd46c4SJeff Bonwick zdb_ddt_add_cb, &t); 4097b24ab676SJeff Bonwick 4098b24ab676SJeff Bonwick spa_config_exit(spa, SCL_CONFIG, FTAG); 4099b24ab676SJeff Bonwick 4100b24ab676SJeff Bonwick while ((zdde = avl_destroy_nodes(&t, &cookie)) != NULL) { 4101b24ab676SJeff Bonwick ddt_stat_t dds; 4102b24ab676SJeff Bonwick uint64_t refcnt = zdde->zdde_ref_blocks; 4103b24ab676SJeff Bonwick ASSERT(refcnt != 0); 4104b24ab676SJeff Bonwick 4105b24ab676SJeff Bonwick dds.dds_blocks = zdde->zdde_ref_blocks / refcnt; 4106b24ab676SJeff Bonwick dds.dds_lsize = zdde->zdde_ref_lsize / refcnt; 4107b24ab676SJeff Bonwick dds.dds_psize = zdde->zdde_ref_psize / refcnt; 4108b24ab676SJeff Bonwick dds.dds_dsize = zdde->zdde_ref_dsize / refcnt; 4109b24ab676SJeff Bonwick 4110b24ab676SJeff Bonwick dds.dds_ref_blocks = zdde->zdde_ref_blocks; 4111b24ab676SJeff Bonwick dds.dds_ref_lsize = zdde->zdde_ref_lsize; 4112b24ab676SJeff Bonwick dds.dds_ref_psize = zdde->zdde_ref_psize; 4113b24ab676SJeff Bonwick dds.dds_ref_dsize = zdde->zdde_ref_dsize; 4114b24ab676SJeff Bonwick 4115bf16b11eSMatthew Ahrens ddt_stat_add(&ddh_total.ddh_stat[highbit64(refcnt) - 1], 4116bf16b11eSMatthew Ahrens &dds, 0); 4117b24ab676SJeff Bonwick 4118b24ab676SJeff Bonwick umem_free(zdde, sizeof (*zdde)); 4119b24ab676SJeff Bonwick } 4120b24ab676SJeff Bonwick 4121b24ab676SJeff Bonwick avl_destroy(&t); 4122b24ab676SJeff Bonwick 4123b24ab676SJeff Bonwick ddt_histogram_stat(&dds_total, &ddh_total); 4124b24ab676SJeff Bonwick 4125b24ab676SJeff Bonwick (void) printf("Simulated DDT histogram:\n"); 4126b24ab676SJeff Bonwick 41279eb19f4dSGeorge Wilson zpool_dump_ddt(&dds_total, &ddh_total); 4128b24ab676SJeff Bonwick 4129b24ab676SJeff Bonwick dump_dedup_ratio(&dds_total); 4130b24ab676SJeff Bonwick } 4131b24ab676SJeff Bonwick 41325cabbc6bSPrashanth Sreenivasa static int 41335cabbc6bSPrashanth Sreenivasa verify_device_removal_feature_counts(spa_t *spa) 41345cabbc6bSPrashanth Sreenivasa { 41355cabbc6bSPrashanth Sreenivasa uint64_t dr_feature_refcount = 0; 41365cabbc6bSPrashanth Sreenivasa uint64_t oc_feature_refcount = 0; 41375cabbc6bSPrashanth Sreenivasa uint64_t indirect_vdev_count = 0; 41385cabbc6bSPrashanth Sreenivasa uint64_t precise_vdev_count = 0; 41395cabbc6bSPrashanth Sreenivasa uint64_t obsolete_counts_object_count = 0; 41405cabbc6bSPrashanth Sreenivasa uint64_t obsolete_sm_count = 0; 41415cabbc6bSPrashanth Sreenivasa uint64_t obsolete_counts_count = 0; 41425cabbc6bSPrashanth Sreenivasa uint64_t scip_count = 0; 41435cabbc6bSPrashanth Sreenivasa uint64_t obsolete_bpobj_count = 0; 41445cabbc6bSPrashanth Sreenivasa int ret = 0; 41455cabbc6bSPrashanth Sreenivasa 41465cabbc6bSPrashanth Sreenivasa spa_condensing_indirect_phys_t *scip = 41475cabbc6bSPrashanth Sreenivasa &spa->spa_condensing_indirect_phys; 41485cabbc6bSPrashanth Sreenivasa if (scip->scip_next_mapping_object != 0) { 41495cabbc6bSPrashanth Sreenivasa vdev_t *vd = spa->spa_root_vdev->vdev_child[scip->scip_vdev]; 41505cabbc6bSPrashanth Sreenivasa ASSERT(scip->scip_prev_obsolete_sm_object != 0); 41515cabbc6bSPrashanth Sreenivasa ASSERT3P(vd->vdev_ops, ==, &vdev_indirect_ops); 41525cabbc6bSPrashanth Sreenivasa 41535cabbc6bSPrashanth Sreenivasa (void) printf("Condensing indirect vdev %llu: new mapping " 41545cabbc6bSPrashanth Sreenivasa "object %llu, prev obsolete sm %llu\n", 41555cabbc6bSPrashanth Sreenivasa (u_longlong_t)scip->scip_vdev, 41565cabbc6bSPrashanth Sreenivasa (u_longlong_t)scip->scip_next_mapping_object, 41575cabbc6bSPrashanth Sreenivasa (u_longlong_t)scip->scip_prev_obsolete_sm_object); 41585cabbc6bSPrashanth Sreenivasa if (scip->scip_prev_obsolete_sm_object != 0) { 41595cabbc6bSPrashanth Sreenivasa space_map_t *prev_obsolete_sm = NULL; 41605cabbc6bSPrashanth Sreenivasa VERIFY0(space_map_open(&prev_obsolete_sm, 41615cabbc6bSPrashanth Sreenivasa spa->spa_meta_objset, 41625cabbc6bSPrashanth Sreenivasa scip->scip_prev_obsolete_sm_object, 41635cabbc6bSPrashanth Sreenivasa 0, vd->vdev_asize, 0)); 41645cabbc6bSPrashanth Sreenivasa space_map_update(prev_obsolete_sm); 41655cabbc6bSPrashanth Sreenivasa dump_spacemap(spa->spa_meta_objset, prev_obsolete_sm); 41665cabbc6bSPrashanth Sreenivasa (void) printf("\n"); 41675cabbc6bSPrashanth Sreenivasa space_map_close(prev_obsolete_sm); 41685cabbc6bSPrashanth Sreenivasa } 41695cabbc6bSPrashanth Sreenivasa 41705cabbc6bSPrashanth Sreenivasa scip_count += 2; 41715cabbc6bSPrashanth Sreenivasa } 41725cabbc6bSPrashanth Sreenivasa 41735cabbc6bSPrashanth Sreenivasa for (uint64_t i = 0; i < spa->spa_root_vdev->vdev_children; i++) { 41745cabbc6bSPrashanth Sreenivasa vdev_t *vd = spa->spa_root_vdev->vdev_child[i]; 41755cabbc6bSPrashanth Sreenivasa vdev_indirect_config_t *vic = &vd->vdev_indirect_config; 41765cabbc6bSPrashanth Sreenivasa 41775cabbc6bSPrashanth Sreenivasa if (vic->vic_mapping_object != 0) { 41785cabbc6bSPrashanth Sreenivasa ASSERT(vd->vdev_ops == &vdev_indirect_ops || 41795cabbc6bSPrashanth Sreenivasa vd->vdev_removing); 41805cabbc6bSPrashanth Sreenivasa indirect_vdev_count++; 41815cabbc6bSPrashanth Sreenivasa 41825cabbc6bSPrashanth Sreenivasa if (vd->vdev_indirect_mapping->vim_havecounts) { 41835cabbc6bSPrashanth Sreenivasa obsolete_counts_count++; 41845cabbc6bSPrashanth Sreenivasa } 41855cabbc6bSPrashanth Sreenivasa } 41865cabbc6bSPrashanth Sreenivasa if (vdev_obsolete_counts_are_precise(vd)) { 41875cabbc6bSPrashanth Sreenivasa ASSERT(vic->vic_mapping_object != 0); 41885cabbc6bSPrashanth Sreenivasa precise_vdev_count++; 41895cabbc6bSPrashanth Sreenivasa } 41905cabbc6bSPrashanth Sreenivasa if (vdev_obsolete_sm_object(vd) != 0) { 41915cabbc6bSPrashanth Sreenivasa ASSERT(vic->vic_mapping_object != 0); 41925cabbc6bSPrashanth Sreenivasa obsolete_sm_count++; 41935cabbc6bSPrashanth Sreenivasa } 41945cabbc6bSPrashanth Sreenivasa } 41955cabbc6bSPrashanth Sreenivasa 41965cabbc6bSPrashanth Sreenivasa (void) feature_get_refcount(spa, 41975cabbc6bSPrashanth Sreenivasa &spa_feature_table[SPA_FEATURE_DEVICE_REMOVAL], 41985cabbc6bSPrashanth Sreenivasa &dr_feature_refcount); 41995cabbc6bSPrashanth Sreenivasa (void) feature_get_refcount(spa, 42005cabbc6bSPrashanth Sreenivasa &spa_feature_table[SPA_FEATURE_OBSOLETE_COUNTS], 42015cabbc6bSPrashanth Sreenivasa &oc_feature_refcount); 42025cabbc6bSPrashanth Sreenivasa 42035cabbc6bSPrashanth Sreenivasa if (dr_feature_refcount != indirect_vdev_count) { 42045cabbc6bSPrashanth Sreenivasa ret = 1; 42055cabbc6bSPrashanth Sreenivasa (void) printf("Number of indirect vdevs (%llu) " \ 42065cabbc6bSPrashanth Sreenivasa "does not match feature count (%llu)\n", 42075cabbc6bSPrashanth Sreenivasa (u_longlong_t)indirect_vdev_count, 42085cabbc6bSPrashanth Sreenivasa (u_longlong_t)dr_feature_refcount); 42095cabbc6bSPrashanth Sreenivasa } else { 42105cabbc6bSPrashanth Sreenivasa (void) printf("Verified device_removal feature refcount " \ 42115cabbc6bSPrashanth Sreenivasa "of %llu is correct\n", 42125cabbc6bSPrashanth Sreenivasa (u_longlong_t)dr_feature_refcount); 42135cabbc6bSPrashanth Sreenivasa } 42145cabbc6bSPrashanth Sreenivasa 42155cabbc6bSPrashanth Sreenivasa if (zap_contains(spa_meta_objset(spa), DMU_POOL_DIRECTORY_OBJECT, 42165cabbc6bSPrashanth Sreenivasa DMU_POOL_OBSOLETE_BPOBJ) == 0) { 42175cabbc6bSPrashanth Sreenivasa obsolete_bpobj_count++; 42185cabbc6bSPrashanth Sreenivasa } 42195cabbc6bSPrashanth Sreenivasa 42205cabbc6bSPrashanth Sreenivasa 42215cabbc6bSPrashanth Sreenivasa obsolete_counts_object_count = precise_vdev_count; 42225cabbc6bSPrashanth Sreenivasa obsolete_counts_object_count += obsolete_sm_count; 42235cabbc6bSPrashanth Sreenivasa obsolete_counts_object_count += obsolete_counts_count; 42245cabbc6bSPrashanth Sreenivasa obsolete_counts_object_count += scip_count; 42255cabbc6bSPrashanth Sreenivasa obsolete_counts_object_count += obsolete_bpobj_count; 42265cabbc6bSPrashanth Sreenivasa obsolete_counts_object_count += remap_deadlist_count; 42275cabbc6bSPrashanth Sreenivasa 42285cabbc6bSPrashanth Sreenivasa if (oc_feature_refcount != obsolete_counts_object_count) { 42295cabbc6bSPrashanth Sreenivasa ret = 1; 42305cabbc6bSPrashanth Sreenivasa (void) printf("Number of obsolete counts objects (%llu) " \ 42315cabbc6bSPrashanth Sreenivasa "does not match feature count (%llu)\n", 42325cabbc6bSPrashanth Sreenivasa (u_longlong_t)obsolete_counts_object_count, 42335cabbc6bSPrashanth Sreenivasa (u_longlong_t)oc_feature_refcount); 42345cabbc6bSPrashanth Sreenivasa (void) printf("pv:%llu os:%llu oc:%llu sc:%llu " 42355cabbc6bSPrashanth Sreenivasa "ob:%llu rd:%llu\n", 42365cabbc6bSPrashanth Sreenivasa (u_longlong_t)precise_vdev_count, 42375cabbc6bSPrashanth Sreenivasa (u_longlong_t)obsolete_sm_count, 42385cabbc6bSPrashanth Sreenivasa (u_longlong_t)obsolete_counts_count, 42395cabbc6bSPrashanth Sreenivasa (u_longlong_t)scip_count, 42405cabbc6bSPrashanth Sreenivasa (u_longlong_t)obsolete_bpobj_count, 42415cabbc6bSPrashanth Sreenivasa (u_longlong_t)remap_deadlist_count); 42425cabbc6bSPrashanth Sreenivasa } else { 42435cabbc6bSPrashanth Sreenivasa (void) printf("Verified indirect_refcount feature refcount " \ 42445cabbc6bSPrashanth Sreenivasa "of %llu is correct\n", 42455cabbc6bSPrashanth Sreenivasa (u_longlong_t)oc_feature_refcount); 42465cabbc6bSPrashanth Sreenivasa } 42475cabbc6bSPrashanth Sreenivasa return (ret); 42485cabbc6bSPrashanth Sreenivasa } 42495cabbc6bSPrashanth Sreenivasa 4250e0f1c0afSOlaf Faaland static void 4251e0f1c0afSOlaf Faaland zdb_set_skip_mmp(char *target) 4252e0f1c0afSOlaf Faaland { 4253e0f1c0afSOlaf Faaland spa_t *spa; 4254e0f1c0afSOlaf Faaland 4255e0f1c0afSOlaf Faaland /* 4256e0f1c0afSOlaf Faaland * Disable the activity check to allow examination of 4257e0f1c0afSOlaf Faaland * active pools. 4258e0f1c0afSOlaf Faaland */ 4259e0f1c0afSOlaf Faaland mutex_enter(&spa_namespace_lock); 4260e0f1c0afSOlaf Faaland if ((spa = spa_lookup(target)) != NULL) { 4261e0f1c0afSOlaf Faaland spa->spa_import_flags |= ZFS_IMPORT_SKIP_MMP; 4262e0f1c0afSOlaf Faaland } 4263e0f1c0afSOlaf Faaland mutex_exit(&spa_namespace_lock); 4264e0f1c0afSOlaf Faaland } 4265e0f1c0afSOlaf Faaland 426686714001SSerapheim Dimitropoulos #define BOGUS_SUFFIX "_CHECKPOINTED_UNIVERSE" 426786714001SSerapheim Dimitropoulos /* 426886714001SSerapheim Dimitropoulos * Import the checkpointed state of the pool specified by the target 426986714001SSerapheim Dimitropoulos * parameter as readonly. The function also accepts a pool config 427086714001SSerapheim Dimitropoulos * as an optional parameter, else it attempts to infer the config by 427186714001SSerapheim Dimitropoulos * the name of the target pool. 427286714001SSerapheim Dimitropoulos * 427386714001SSerapheim Dimitropoulos * Note that the checkpointed state's pool name will be the name of 427486714001SSerapheim Dimitropoulos * the original pool with the above suffix appened to it. In addition, 427586714001SSerapheim Dimitropoulos * if the target is not a pool name (e.g. a path to a dataset) then 427686714001SSerapheim Dimitropoulos * the new_path parameter is populated with the updated path to 427786714001SSerapheim Dimitropoulos * reflect the fact that we are looking into the checkpointed state. 427886714001SSerapheim Dimitropoulos * 427986714001SSerapheim Dimitropoulos * The function returns a newly-allocated copy of the name of the 428086714001SSerapheim Dimitropoulos * pool containing the checkpointed state. When this copy is no 428186714001SSerapheim Dimitropoulos * longer needed it should be freed with free(3C). Same thing 428286714001SSerapheim Dimitropoulos * applies to the new_path parameter if allocated. 428386714001SSerapheim Dimitropoulos */ 428486714001SSerapheim Dimitropoulos static char * 428586714001SSerapheim Dimitropoulos import_checkpointed_state(char *target, nvlist_t *cfg, char **new_path) 428686714001SSerapheim Dimitropoulos { 428786714001SSerapheim Dimitropoulos int error = 0; 428886714001SSerapheim Dimitropoulos char *poolname, *bogus_name; 428986714001SSerapheim Dimitropoulos 429086714001SSerapheim Dimitropoulos /* If the target is not a pool, the extract the pool name */ 429186714001SSerapheim Dimitropoulos char *path_start = strchr(target, '/'); 429286714001SSerapheim Dimitropoulos if (path_start != NULL) { 429386714001SSerapheim Dimitropoulos size_t poolname_len = path_start - target; 429486714001SSerapheim Dimitropoulos poolname = strndup(target, poolname_len); 429586714001SSerapheim Dimitropoulos } else { 429686714001SSerapheim Dimitropoulos poolname = target; 429786714001SSerapheim Dimitropoulos } 429886714001SSerapheim Dimitropoulos 429986714001SSerapheim Dimitropoulos if (cfg == NULL) { 4300e0f1c0afSOlaf Faaland zdb_set_skip_mmp(poolname); 430186714001SSerapheim Dimitropoulos error = spa_get_stats(poolname, &cfg, NULL, 0); 430286714001SSerapheim Dimitropoulos if (error != 0) { 430386714001SSerapheim Dimitropoulos fatal("Tried to read config of pool \"%s\" but " 430486714001SSerapheim Dimitropoulos "spa_get_stats() failed with error %d\n", 430586714001SSerapheim Dimitropoulos poolname, error); 430686714001SSerapheim Dimitropoulos } 430786714001SSerapheim Dimitropoulos } 430886714001SSerapheim Dimitropoulos 430986714001SSerapheim Dimitropoulos (void) asprintf(&bogus_name, "%s%s", poolname, BOGUS_SUFFIX); 431086714001SSerapheim Dimitropoulos fnvlist_add_string(cfg, ZPOOL_CONFIG_POOL_NAME, bogus_name); 431186714001SSerapheim Dimitropoulos 431286714001SSerapheim Dimitropoulos error = spa_import(bogus_name, cfg, NULL, 4313e0f1c0afSOlaf Faaland ZFS_IMPORT_MISSING_LOG | ZFS_IMPORT_CHECKPOINT | 4314e0f1c0afSOlaf Faaland ZFS_IMPORT_SKIP_MMP); 431586714001SSerapheim Dimitropoulos if (error != 0) { 431686714001SSerapheim Dimitropoulos fatal("Tried to import pool \"%s\" but spa_import() failed " 431786714001SSerapheim Dimitropoulos "with error %d\n", bogus_name, error); 431886714001SSerapheim Dimitropoulos } 431986714001SSerapheim Dimitropoulos 432086714001SSerapheim Dimitropoulos if (new_path != NULL && path_start != NULL) 432186714001SSerapheim Dimitropoulos (void) asprintf(new_path, "%s%s", bogus_name, path_start); 432286714001SSerapheim Dimitropoulos 432386714001SSerapheim Dimitropoulos if (target != poolname) 432486714001SSerapheim Dimitropoulos free(poolname); 432586714001SSerapheim Dimitropoulos 432686714001SSerapheim Dimitropoulos return (bogus_name); 432786714001SSerapheim Dimitropoulos } 432886714001SSerapheim Dimitropoulos 432986714001SSerapheim Dimitropoulos typedef struct verify_checkpoint_sm_entry_cb_arg { 433086714001SSerapheim Dimitropoulos vdev_t *vcsec_vd; 433186714001SSerapheim Dimitropoulos 433286714001SSerapheim Dimitropoulos /* the following fields are only used for printing progress */ 433386714001SSerapheim Dimitropoulos uint64_t vcsec_entryid; 433486714001SSerapheim Dimitropoulos uint64_t vcsec_num_entries; 433586714001SSerapheim Dimitropoulos } verify_checkpoint_sm_entry_cb_arg_t; 433686714001SSerapheim Dimitropoulos 433786714001SSerapheim Dimitropoulos #define ENTRIES_PER_PROGRESS_UPDATE 10000 433886714001SSerapheim Dimitropoulos 433986714001SSerapheim Dimitropoulos static int 434017f11284SSerapheim Dimitropoulos verify_checkpoint_sm_entry_cb(space_map_entry_t *sme, void *arg) 434186714001SSerapheim Dimitropoulos { 434286714001SSerapheim Dimitropoulos verify_checkpoint_sm_entry_cb_arg_t *vcsec = arg; 434386714001SSerapheim Dimitropoulos vdev_t *vd = vcsec->vcsec_vd; 434417f11284SSerapheim Dimitropoulos metaslab_t *ms = vd->vdev_ms[sme->sme_offset >> vd->vdev_ms_shift]; 434517f11284SSerapheim Dimitropoulos uint64_t end = sme->sme_offset + sme->sme_run; 434686714001SSerapheim Dimitropoulos 434717f11284SSerapheim Dimitropoulos ASSERT(sme->sme_type == SM_FREE); 434886714001SSerapheim Dimitropoulos 434986714001SSerapheim Dimitropoulos if ((vcsec->vcsec_entryid % ENTRIES_PER_PROGRESS_UPDATE) == 0) { 435086714001SSerapheim Dimitropoulos (void) fprintf(stderr, 435186714001SSerapheim Dimitropoulos "\rverifying vdev %llu, space map entry %llu of %llu ...", 435286714001SSerapheim Dimitropoulos (longlong_t)vd->vdev_id, 435386714001SSerapheim Dimitropoulos (longlong_t)vcsec->vcsec_entryid, 435486714001SSerapheim Dimitropoulos (longlong_t)vcsec->vcsec_num_entries); 435586714001SSerapheim Dimitropoulos } 435686714001SSerapheim Dimitropoulos vcsec->vcsec_entryid++; 435786714001SSerapheim Dimitropoulos 435886714001SSerapheim Dimitropoulos /* 435986714001SSerapheim Dimitropoulos * See comment in checkpoint_sm_exclude_entry_cb() 436086714001SSerapheim Dimitropoulos */ 436117f11284SSerapheim Dimitropoulos VERIFY3U(sme->sme_offset, >=, ms->ms_start); 436286714001SSerapheim Dimitropoulos VERIFY3U(end, <=, ms->ms_start + ms->ms_size); 436386714001SSerapheim Dimitropoulos 436486714001SSerapheim Dimitropoulos /* 436586714001SSerapheim Dimitropoulos * The entries in the vdev_checkpoint_sm should be marked as 436686714001SSerapheim Dimitropoulos * allocated in the checkpointed state of the pool, therefore 436786714001SSerapheim Dimitropoulos * their respective ms_allocateable trees should not contain them. 436886714001SSerapheim Dimitropoulos */ 436986714001SSerapheim Dimitropoulos mutex_enter(&ms->ms_lock); 437017f11284SSerapheim Dimitropoulos range_tree_verify(ms->ms_allocatable, sme->sme_offset, sme->sme_run); 437186714001SSerapheim Dimitropoulos mutex_exit(&ms->ms_lock); 437286714001SSerapheim Dimitropoulos 437386714001SSerapheim Dimitropoulos return (0); 437486714001SSerapheim Dimitropoulos } 437586714001SSerapheim Dimitropoulos 437686714001SSerapheim Dimitropoulos /* 437786714001SSerapheim Dimitropoulos * Verify that all segments in the vdev_checkpoint_sm are allocated 437886714001SSerapheim Dimitropoulos * according to the checkpoint's ms_sm (i.e. are not in the checkpoint's 437986714001SSerapheim Dimitropoulos * ms_allocatable). 438086714001SSerapheim Dimitropoulos * 438186714001SSerapheim Dimitropoulos * Do so by comparing the checkpoint space maps (vdev_checkpoint_sm) of 438286714001SSerapheim Dimitropoulos * each vdev in the current state of the pool to the metaslab space maps 438386714001SSerapheim Dimitropoulos * (ms_sm) of the checkpointed state of the pool. 438486714001SSerapheim Dimitropoulos * 438586714001SSerapheim Dimitropoulos * Note that the function changes the state of the ms_allocatable 438686714001SSerapheim Dimitropoulos * trees of the current spa_t. The entries of these ms_allocatable 438786714001SSerapheim Dimitropoulos * trees are cleared out and then repopulated from with the free 438886714001SSerapheim Dimitropoulos * entries of their respective ms_sm space maps. 438986714001SSerapheim Dimitropoulos */ 439086714001SSerapheim Dimitropoulos static void 439186714001SSerapheim Dimitropoulos verify_checkpoint_vdev_spacemaps(spa_t *checkpoint, spa_t *current) 439286714001SSerapheim Dimitropoulos { 439386714001SSerapheim Dimitropoulos vdev_t *ckpoint_rvd = checkpoint->spa_root_vdev; 439486714001SSerapheim Dimitropoulos vdev_t *current_rvd = current->spa_root_vdev; 439586714001SSerapheim Dimitropoulos 439686714001SSerapheim Dimitropoulos load_concrete_ms_allocatable_trees(checkpoint, SM_FREE); 439786714001SSerapheim Dimitropoulos 439886714001SSerapheim Dimitropoulos for (uint64_t c = 0; c < ckpoint_rvd->vdev_children; c++) { 439986714001SSerapheim Dimitropoulos vdev_t *ckpoint_vd = ckpoint_rvd->vdev_child[c]; 440086714001SSerapheim Dimitropoulos vdev_t *current_vd = current_rvd->vdev_child[c]; 440186714001SSerapheim Dimitropoulos 440286714001SSerapheim Dimitropoulos space_map_t *checkpoint_sm = NULL; 440386714001SSerapheim Dimitropoulos uint64_t checkpoint_sm_obj; 440486714001SSerapheim Dimitropoulos 440586714001SSerapheim Dimitropoulos if (ckpoint_vd->vdev_ops == &vdev_indirect_ops) { 440686714001SSerapheim Dimitropoulos /* 440786714001SSerapheim Dimitropoulos * Since we don't allow device removal in a pool 440886714001SSerapheim Dimitropoulos * that has a checkpoint, we expect that all removed 440986714001SSerapheim Dimitropoulos * vdevs were removed from the pool before the 441086714001SSerapheim Dimitropoulos * checkpoint. 441186714001SSerapheim Dimitropoulos */ 441286714001SSerapheim Dimitropoulos ASSERT3P(current_vd->vdev_ops, ==, &vdev_indirect_ops); 441386714001SSerapheim Dimitropoulos continue; 441486714001SSerapheim Dimitropoulos } 441586714001SSerapheim Dimitropoulos 441686714001SSerapheim Dimitropoulos /* 441786714001SSerapheim Dimitropoulos * If the checkpoint space map doesn't exist, then nothing 441886714001SSerapheim Dimitropoulos * here is checkpointed so there's nothing to verify. 441986714001SSerapheim Dimitropoulos */ 442086714001SSerapheim Dimitropoulos if (current_vd->vdev_top_zap == 0 || 442186714001SSerapheim Dimitropoulos zap_contains(spa_meta_objset(current), 442286714001SSerapheim Dimitropoulos current_vd->vdev_top_zap, 442386714001SSerapheim Dimitropoulos VDEV_TOP_ZAP_POOL_CHECKPOINT_SM) != 0) 442486714001SSerapheim Dimitropoulos continue; 442586714001SSerapheim Dimitropoulos 442686714001SSerapheim Dimitropoulos VERIFY0(zap_lookup(spa_meta_objset(current), 442786714001SSerapheim Dimitropoulos current_vd->vdev_top_zap, VDEV_TOP_ZAP_POOL_CHECKPOINT_SM, 442886714001SSerapheim Dimitropoulos sizeof (uint64_t), 1, &checkpoint_sm_obj)); 442986714001SSerapheim Dimitropoulos 443086714001SSerapheim Dimitropoulos VERIFY0(space_map_open(&checkpoint_sm, spa_meta_objset(current), 443186714001SSerapheim Dimitropoulos checkpoint_sm_obj, 0, current_vd->vdev_asize, 443286714001SSerapheim Dimitropoulos current_vd->vdev_ashift)); 443386714001SSerapheim Dimitropoulos space_map_update(checkpoint_sm); 443486714001SSerapheim Dimitropoulos 443586714001SSerapheim Dimitropoulos verify_checkpoint_sm_entry_cb_arg_t vcsec; 443686714001SSerapheim Dimitropoulos vcsec.vcsec_vd = ckpoint_vd; 443786714001SSerapheim Dimitropoulos vcsec.vcsec_entryid = 0; 443886714001SSerapheim Dimitropoulos vcsec.vcsec_num_entries = 443986714001SSerapheim Dimitropoulos space_map_length(checkpoint_sm) / sizeof (uint64_t); 444086714001SSerapheim Dimitropoulos VERIFY0(space_map_iterate(checkpoint_sm, 444186714001SSerapheim Dimitropoulos verify_checkpoint_sm_entry_cb, &vcsec)); 444286714001SSerapheim Dimitropoulos dump_spacemap(current->spa_meta_objset, checkpoint_sm); 444386714001SSerapheim Dimitropoulos space_map_close(checkpoint_sm); 444486714001SSerapheim Dimitropoulos } 444586714001SSerapheim Dimitropoulos 444686714001SSerapheim Dimitropoulos /* 444786714001SSerapheim Dimitropoulos * If we've added vdevs since we took the checkpoint, ensure 444886714001SSerapheim Dimitropoulos * that their checkpoint space maps are empty. 444986714001SSerapheim Dimitropoulos */ 445086714001SSerapheim Dimitropoulos if (ckpoint_rvd->vdev_children < current_rvd->vdev_children) { 445186714001SSerapheim Dimitropoulos for (uint64_t c = ckpoint_rvd->vdev_children; 445286714001SSerapheim Dimitropoulos c < current_rvd->vdev_children; c++) { 445386714001SSerapheim Dimitropoulos vdev_t *current_vd = current_rvd->vdev_child[c]; 445486714001SSerapheim Dimitropoulos ASSERT3P(current_vd->vdev_checkpoint_sm, ==, NULL); 445586714001SSerapheim Dimitropoulos } 445686714001SSerapheim Dimitropoulos } 445786714001SSerapheim Dimitropoulos 445886714001SSerapheim Dimitropoulos /* for cleaner progress output */ 445986714001SSerapheim Dimitropoulos (void) fprintf(stderr, "\n"); 446086714001SSerapheim Dimitropoulos } 446186714001SSerapheim Dimitropoulos 446286714001SSerapheim Dimitropoulos /* 446386714001SSerapheim Dimitropoulos * Verifies that all space that's allocated in the checkpoint is 446486714001SSerapheim Dimitropoulos * still allocated in the current version, by checking that everything 446586714001SSerapheim Dimitropoulos * in checkpoint's ms_allocatable (which is actually allocated, not 446686714001SSerapheim Dimitropoulos * allocatable/free) is not present in current's ms_allocatable. 446786714001SSerapheim Dimitropoulos * 446886714001SSerapheim Dimitropoulos * Note that the function changes the state of the ms_allocatable 446986714001SSerapheim Dimitropoulos * trees of both spas when called. The entries of all ms_allocatable 447086714001SSerapheim Dimitropoulos * trees are cleared out and then repopulated from their respective 447186714001SSerapheim Dimitropoulos * ms_sm space maps. In the checkpointed state we load the allocated 447286714001SSerapheim Dimitropoulos * entries, and in the current state we load the free entries. 447386714001SSerapheim Dimitropoulos */ 447486714001SSerapheim Dimitropoulos static void 447586714001SSerapheim Dimitropoulos verify_checkpoint_ms_spacemaps(spa_t *checkpoint, spa_t *current) 447686714001SSerapheim Dimitropoulos { 447786714001SSerapheim Dimitropoulos vdev_t *ckpoint_rvd = checkpoint->spa_root_vdev; 447886714001SSerapheim Dimitropoulos vdev_t *current_rvd = current->spa_root_vdev; 447986714001SSerapheim Dimitropoulos 448086714001SSerapheim Dimitropoulos load_concrete_ms_allocatable_trees(checkpoint, SM_ALLOC); 448186714001SSerapheim Dimitropoulos load_concrete_ms_allocatable_trees(current, SM_FREE); 448286714001SSerapheim Dimitropoulos 448386714001SSerapheim Dimitropoulos for (uint64_t i = 0; i < ckpoint_rvd->vdev_children; i++) { 448486714001SSerapheim Dimitropoulos vdev_t *ckpoint_vd = ckpoint_rvd->vdev_child[i]; 448586714001SSerapheim Dimitropoulos vdev_t *current_vd = current_rvd->vdev_child[i]; 448686714001SSerapheim Dimitropoulos 448786714001SSerapheim Dimitropoulos if (ckpoint_vd->vdev_ops == &vdev_indirect_ops) { 448886714001SSerapheim Dimitropoulos /* 448986714001SSerapheim Dimitropoulos * See comment in verify_checkpoint_vdev_spacemaps() 449086714001SSerapheim Dimitropoulos */ 449186714001SSerapheim Dimitropoulos ASSERT3P(current_vd->vdev_ops, ==, &vdev_indirect_ops); 449286714001SSerapheim Dimitropoulos continue; 449386714001SSerapheim Dimitropoulos } 449486714001SSerapheim Dimitropoulos 449586714001SSerapheim Dimitropoulos for (uint64_t m = 0; m < ckpoint_vd->vdev_ms_count; m++) { 449686714001SSerapheim Dimitropoulos metaslab_t *ckpoint_msp = ckpoint_vd->vdev_ms[m]; 449786714001SSerapheim Dimitropoulos metaslab_t *current_msp = current_vd->vdev_ms[m]; 449886714001SSerapheim Dimitropoulos 449986714001SSerapheim Dimitropoulos (void) fprintf(stderr, 450086714001SSerapheim Dimitropoulos "\rverifying vdev %llu of %llu, " 450186714001SSerapheim Dimitropoulos "metaslab %llu of %llu ...", 450286714001SSerapheim Dimitropoulos (longlong_t)current_vd->vdev_id, 450386714001SSerapheim Dimitropoulos (longlong_t)current_rvd->vdev_children, 450486714001SSerapheim Dimitropoulos (longlong_t)current_vd->vdev_ms[m]->ms_id, 450586714001SSerapheim Dimitropoulos (longlong_t)current_vd->vdev_ms_count); 450686714001SSerapheim Dimitropoulos 450786714001SSerapheim Dimitropoulos /* 450886714001SSerapheim Dimitropoulos * We walk through the ms_allocatable trees that 450986714001SSerapheim Dimitropoulos * are loaded with the allocated blocks from the 451086714001SSerapheim Dimitropoulos * ms_sm spacemaps of the checkpoint. For each 451186714001SSerapheim Dimitropoulos * one of these ranges we ensure that none of them 451286714001SSerapheim Dimitropoulos * exists in the ms_allocatable trees of the 451386714001SSerapheim Dimitropoulos * current state which are loaded with the ranges 451486714001SSerapheim Dimitropoulos * that are currently free. 451586714001SSerapheim Dimitropoulos * 451686714001SSerapheim Dimitropoulos * This way we ensure that none of the blocks that 451786714001SSerapheim Dimitropoulos * are part of the checkpoint were freed by mistake. 451886714001SSerapheim Dimitropoulos */ 451986714001SSerapheim Dimitropoulos range_tree_walk(ckpoint_msp->ms_allocatable, 452086714001SSerapheim Dimitropoulos (range_tree_func_t *)range_tree_verify, 452186714001SSerapheim Dimitropoulos current_msp->ms_allocatable); 452286714001SSerapheim Dimitropoulos } 452386714001SSerapheim Dimitropoulos } 452486714001SSerapheim Dimitropoulos 452586714001SSerapheim Dimitropoulos /* for cleaner progress output */ 452686714001SSerapheim Dimitropoulos (void) fprintf(stderr, "\n"); 452786714001SSerapheim Dimitropoulos } 452886714001SSerapheim Dimitropoulos 452986714001SSerapheim Dimitropoulos static void 453086714001SSerapheim Dimitropoulos verify_checkpoint_blocks(spa_t *spa) 453186714001SSerapheim Dimitropoulos { 453286714001SSerapheim Dimitropoulos spa_t *checkpoint_spa; 453386714001SSerapheim Dimitropoulos char *checkpoint_pool; 453486714001SSerapheim Dimitropoulos nvlist_t *config = NULL; 453586714001SSerapheim Dimitropoulos int error = 0; 453686714001SSerapheim Dimitropoulos 453786714001SSerapheim Dimitropoulos /* 453886714001SSerapheim Dimitropoulos * We import the checkpointed state of the pool (under a different 453986714001SSerapheim Dimitropoulos * name) so we can do verification on it against the current state 454086714001SSerapheim Dimitropoulos * of the pool. 454186714001SSerapheim Dimitropoulos */ 454286714001SSerapheim Dimitropoulos checkpoint_pool = import_checkpointed_state(spa->spa_name, config, 454386714001SSerapheim Dimitropoulos NULL); 454486714001SSerapheim Dimitropoulos ASSERT(strcmp(spa->spa_name, checkpoint_pool) != 0); 454586714001SSerapheim Dimitropoulos 454686714001SSerapheim Dimitropoulos error = spa_open(checkpoint_pool, &checkpoint_spa, FTAG); 454786714001SSerapheim Dimitropoulos if (error != 0) { 454886714001SSerapheim Dimitropoulos fatal("Tried to open pool \"%s\" but spa_open() failed with " 454986714001SSerapheim Dimitropoulos "error %d\n", checkpoint_pool, error); 455086714001SSerapheim Dimitropoulos } 455186714001SSerapheim Dimitropoulos 455286714001SSerapheim Dimitropoulos /* 455386714001SSerapheim Dimitropoulos * Ensure that ranges in the checkpoint space maps of each vdev 455486714001SSerapheim Dimitropoulos * are allocated according to the checkpointed state's metaslab 455586714001SSerapheim Dimitropoulos * space maps. 455686714001SSerapheim Dimitropoulos */ 455786714001SSerapheim Dimitropoulos verify_checkpoint_vdev_spacemaps(checkpoint_spa, spa); 455886714001SSerapheim Dimitropoulos 455986714001SSerapheim Dimitropoulos /* 456086714001SSerapheim Dimitropoulos * Ensure that allocated ranges in the checkpoint's metaslab 456186714001SSerapheim Dimitropoulos * space maps remain allocated in the metaslab space maps of 456286714001SSerapheim Dimitropoulos * the current state. 456386714001SSerapheim Dimitropoulos */ 456486714001SSerapheim Dimitropoulos verify_checkpoint_ms_spacemaps(checkpoint_spa, spa); 456586714001SSerapheim Dimitropoulos 456686714001SSerapheim Dimitropoulos /* 456786714001SSerapheim Dimitropoulos * Once we are done, we get rid of the checkpointed state. 456886714001SSerapheim Dimitropoulos */ 456986714001SSerapheim Dimitropoulos spa_close(checkpoint_spa, FTAG); 457086714001SSerapheim Dimitropoulos free(checkpoint_pool); 457186714001SSerapheim Dimitropoulos } 457286714001SSerapheim Dimitropoulos 457386714001SSerapheim Dimitropoulos static void 457486714001SSerapheim Dimitropoulos dump_leftover_checkpoint_blocks(spa_t *spa) 457586714001SSerapheim Dimitropoulos { 457686714001SSerapheim Dimitropoulos vdev_t *rvd = spa->spa_root_vdev; 457786714001SSerapheim Dimitropoulos 457886714001SSerapheim Dimitropoulos for (uint64_t i = 0; i < rvd->vdev_children; i++) { 457986714001SSerapheim Dimitropoulos vdev_t *vd = rvd->vdev_child[i]; 458086714001SSerapheim Dimitropoulos 458186714001SSerapheim Dimitropoulos space_map_t *checkpoint_sm = NULL; 458286714001SSerapheim Dimitropoulos uint64_t checkpoint_sm_obj; 458386714001SSerapheim Dimitropoulos 458486714001SSerapheim Dimitropoulos if (vd->vdev_top_zap == 0) 458586714001SSerapheim Dimitropoulos continue; 458686714001SSerapheim Dimitropoulos 458786714001SSerapheim Dimitropoulos if (zap_contains(spa_meta_objset(spa), vd->vdev_top_zap, 458886714001SSerapheim Dimitropoulos VDEV_TOP_ZAP_POOL_CHECKPOINT_SM) != 0) 458986714001SSerapheim Dimitropoulos continue; 459086714001SSerapheim Dimitropoulos 459186714001SSerapheim Dimitropoulos VERIFY0(zap_lookup(spa_meta_objset(spa), vd->vdev_top_zap, 459286714001SSerapheim Dimitropoulos VDEV_TOP_ZAP_POOL_CHECKPOINT_SM, 459386714001SSerapheim Dimitropoulos sizeof (uint64_t), 1, &checkpoint_sm_obj)); 459486714001SSerapheim Dimitropoulos 459586714001SSerapheim Dimitropoulos VERIFY0(space_map_open(&checkpoint_sm, spa_meta_objset(spa), 459686714001SSerapheim Dimitropoulos checkpoint_sm_obj, 0, vd->vdev_asize, vd->vdev_ashift)); 459786714001SSerapheim Dimitropoulos space_map_update(checkpoint_sm); 459886714001SSerapheim Dimitropoulos dump_spacemap(spa->spa_meta_objset, checkpoint_sm); 459986714001SSerapheim Dimitropoulos space_map_close(checkpoint_sm); 460086714001SSerapheim Dimitropoulos } 460186714001SSerapheim Dimitropoulos } 460286714001SSerapheim Dimitropoulos 460386714001SSerapheim Dimitropoulos static int 460486714001SSerapheim Dimitropoulos verify_checkpoint(spa_t *spa) 460586714001SSerapheim Dimitropoulos { 460686714001SSerapheim Dimitropoulos uberblock_t checkpoint; 460786714001SSerapheim Dimitropoulos int error; 460886714001SSerapheim Dimitropoulos 460986714001SSerapheim Dimitropoulos if (!spa_feature_is_active(spa, SPA_FEATURE_POOL_CHECKPOINT)) 461086714001SSerapheim Dimitropoulos return (0); 461186714001SSerapheim Dimitropoulos 461286714001SSerapheim Dimitropoulos error = zap_lookup(spa->spa_meta_objset, DMU_POOL_DIRECTORY_OBJECT, 461386714001SSerapheim Dimitropoulos DMU_POOL_ZPOOL_CHECKPOINT, sizeof (uint64_t), 461486714001SSerapheim Dimitropoulos sizeof (uberblock_t) / sizeof (uint64_t), &checkpoint); 461586714001SSerapheim Dimitropoulos 461617f11284SSerapheim Dimitropoulos if (error == ENOENT && !dump_opt['L']) { 461786714001SSerapheim Dimitropoulos /* 461886714001SSerapheim Dimitropoulos * If the feature is active but the uberblock is missing 461986714001SSerapheim Dimitropoulos * then we must be in the middle of discarding the 462086714001SSerapheim Dimitropoulos * checkpoint. 462186714001SSerapheim Dimitropoulos */ 462286714001SSerapheim Dimitropoulos (void) printf("\nPartially discarded checkpoint " 462386714001SSerapheim Dimitropoulos "state found:\n"); 462486714001SSerapheim Dimitropoulos dump_leftover_checkpoint_blocks(spa); 462586714001SSerapheim Dimitropoulos return (0); 462686714001SSerapheim Dimitropoulos } else if (error != 0) { 462786714001SSerapheim Dimitropoulos (void) printf("lookup error %d when looking for " 462886714001SSerapheim Dimitropoulos "checkpointed uberblock in MOS\n", error); 462986714001SSerapheim Dimitropoulos return (error); 463086714001SSerapheim Dimitropoulos } 463186714001SSerapheim Dimitropoulos dump_uberblock(&checkpoint, "\nCheckpointed uberblock found:\n", "\n"); 463286714001SSerapheim Dimitropoulos 463386714001SSerapheim Dimitropoulos if (checkpoint.ub_checkpoint_txg == 0) { 463486714001SSerapheim Dimitropoulos (void) printf("\nub_checkpoint_txg not set in checkpointed " 463586714001SSerapheim Dimitropoulos "uberblock\n"); 463686714001SSerapheim Dimitropoulos error = 3; 463786714001SSerapheim Dimitropoulos } 463886714001SSerapheim Dimitropoulos 463917f11284SSerapheim Dimitropoulos if (error == 0 && !dump_opt['L']) 464086714001SSerapheim Dimitropoulos verify_checkpoint_blocks(spa); 464186714001SSerapheim Dimitropoulos 464286714001SSerapheim Dimitropoulos return (error); 464386714001SSerapheim Dimitropoulos } 464486714001SSerapheim Dimitropoulos 464517fb938fSMatthew Ahrens /* ARGSUSED */ 464617fb938fSMatthew Ahrens static void 464717fb938fSMatthew Ahrens mos_leaks_cb(void *arg, uint64_t start, uint64_t size) 464817fb938fSMatthew Ahrens { 464917fb938fSMatthew Ahrens for (uint64_t i = start; i < size; i++) { 465017fb938fSMatthew Ahrens (void) printf("MOS object %llu referenced but not allocated\n", 465117fb938fSMatthew Ahrens (u_longlong_t)i); 465217fb938fSMatthew Ahrens } 465317fb938fSMatthew Ahrens } 465417fb938fSMatthew Ahrens 465517fb938fSMatthew Ahrens static range_tree_t *mos_refd_objs; 465617fb938fSMatthew Ahrens 465717fb938fSMatthew Ahrens static void 465817fb938fSMatthew Ahrens mos_obj_refd(uint64_t obj) 465917fb938fSMatthew Ahrens { 466017fb938fSMatthew Ahrens if (obj != 0 && mos_refd_objs != NULL) 466117fb938fSMatthew Ahrens range_tree_add(mos_refd_objs, obj, 1); 466217fb938fSMatthew Ahrens } 466317fb938fSMatthew Ahrens 466417fb938fSMatthew Ahrens static void 466517fb938fSMatthew Ahrens mos_leak_vdev(vdev_t *vd) 466617fb938fSMatthew Ahrens { 466717fb938fSMatthew Ahrens mos_obj_refd(vd->vdev_dtl_object); 466817fb938fSMatthew Ahrens mos_obj_refd(vd->vdev_ms_array); 466917fb938fSMatthew Ahrens mos_obj_refd(vd->vdev_top_zap); 467017fb938fSMatthew Ahrens mos_obj_refd(vd->vdev_indirect_config.vic_births_object); 467117fb938fSMatthew Ahrens mos_obj_refd(vd->vdev_indirect_config.vic_mapping_object); 467217fb938fSMatthew Ahrens mos_obj_refd(vd->vdev_leaf_zap); 467317fb938fSMatthew Ahrens if (vd->vdev_checkpoint_sm != NULL) 467417fb938fSMatthew Ahrens mos_obj_refd(vd->vdev_checkpoint_sm->sm_object); 467517fb938fSMatthew Ahrens if (vd->vdev_indirect_mapping != NULL) { 467617fb938fSMatthew Ahrens mos_obj_refd(vd->vdev_indirect_mapping-> 467717fb938fSMatthew Ahrens vim_phys->vimp_counts_object); 467817fb938fSMatthew Ahrens } 467917fb938fSMatthew Ahrens if (vd->vdev_obsolete_sm != NULL) 468017fb938fSMatthew Ahrens mos_obj_refd(vd->vdev_obsolete_sm->sm_object); 468117fb938fSMatthew Ahrens 468217fb938fSMatthew Ahrens for (uint64_t m = 0; m < vd->vdev_ms_count; m++) { 468317fb938fSMatthew Ahrens metaslab_t *ms = vd->vdev_ms[m]; 468417fb938fSMatthew Ahrens mos_obj_refd(space_map_object(ms->ms_sm)); 468517fb938fSMatthew Ahrens } 468617fb938fSMatthew Ahrens 468717fb938fSMatthew Ahrens for (uint64_t c = 0; c < vd->vdev_children; c++) { 468817fb938fSMatthew Ahrens mos_leak_vdev(vd->vdev_child[c]); 468917fb938fSMatthew Ahrens } 469017fb938fSMatthew Ahrens } 469117fb938fSMatthew Ahrens 469217fb938fSMatthew Ahrens static int 469317fb938fSMatthew Ahrens dump_mos_leaks(spa_t *spa) 469417fb938fSMatthew Ahrens { 469517fb938fSMatthew Ahrens int rv = 0; 469617fb938fSMatthew Ahrens objset_t *mos = spa->spa_meta_objset; 469717fb938fSMatthew Ahrens dsl_pool_t *dp = spa->spa_dsl_pool; 469817fb938fSMatthew Ahrens 469917fb938fSMatthew Ahrens /* Visit and mark all referenced objects in the MOS */ 470017fb938fSMatthew Ahrens 470117fb938fSMatthew Ahrens mos_obj_refd(DMU_POOL_DIRECTORY_OBJECT); 470217fb938fSMatthew Ahrens mos_obj_refd(spa->spa_pool_props_object); 470317fb938fSMatthew Ahrens mos_obj_refd(spa->spa_config_object); 470417fb938fSMatthew Ahrens mos_obj_refd(spa->spa_ddt_stat_object); 470517fb938fSMatthew Ahrens mos_obj_refd(spa->spa_feat_desc_obj); 470617fb938fSMatthew Ahrens mos_obj_refd(spa->spa_feat_enabled_txg_obj); 470717fb938fSMatthew Ahrens mos_obj_refd(spa->spa_feat_for_read_obj); 470817fb938fSMatthew Ahrens mos_obj_refd(spa->spa_feat_for_write_obj); 470917fb938fSMatthew Ahrens mos_obj_refd(spa->spa_history); 471017fb938fSMatthew Ahrens mos_obj_refd(spa->spa_errlog_last); 471117fb938fSMatthew Ahrens mos_obj_refd(spa->spa_errlog_scrub); 471217fb938fSMatthew Ahrens mos_obj_refd(spa->spa_all_vdev_zaps); 471317fb938fSMatthew Ahrens mos_obj_refd(spa->spa_dsl_pool->dp_bptree_obj); 471417fb938fSMatthew Ahrens mos_obj_refd(spa->spa_dsl_pool->dp_tmp_userrefs_obj); 471517fb938fSMatthew Ahrens mos_obj_refd(spa->spa_dsl_pool->dp_scan->scn_phys.scn_queue_obj); 471617fb938fSMatthew Ahrens bpobj_count_refd(&spa->spa_deferred_bpobj); 471717fb938fSMatthew Ahrens mos_obj_refd(dp->dp_empty_bpobj); 471817fb938fSMatthew Ahrens bpobj_count_refd(&dp->dp_obsolete_bpobj); 471917fb938fSMatthew Ahrens bpobj_count_refd(&dp->dp_free_bpobj); 472017fb938fSMatthew Ahrens mos_obj_refd(spa->spa_l2cache.sav_object); 472117fb938fSMatthew Ahrens mos_obj_refd(spa->spa_spares.sav_object); 472217fb938fSMatthew Ahrens 472317fb938fSMatthew Ahrens mos_obj_refd(spa->spa_condensing_indirect_phys. 472417fb938fSMatthew Ahrens scip_next_mapping_object); 472517fb938fSMatthew Ahrens mos_obj_refd(spa->spa_condensing_indirect_phys. 472617fb938fSMatthew Ahrens scip_prev_obsolete_sm_object); 472717fb938fSMatthew Ahrens if (spa->spa_condensing_indirect_phys.scip_next_mapping_object != 0) { 472817fb938fSMatthew Ahrens vdev_indirect_mapping_t *vim = 472917fb938fSMatthew Ahrens vdev_indirect_mapping_open(mos, 473017fb938fSMatthew Ahrens spa->spa_condensing_indirect_phys.scip_next_mapping_object); 473117fb938fSMatthew Ahrens mos_obj_refd(vim->vim_phys->vimp_counts_object); 473217fb938fSMatthew Ahrens vdev_indirect_mapping_close(vim); 473317fb938fSMatthew Ahrens } 473417fb938fSMatthew Ahrens 473517fb938fSMatthew Ahrens if (dp->dp_origin_snap != NULL) { 473617fb938fSMatthew Ahrens dsl_dataset_t *ds; 473717fb938fSMatthew Ahrens 473817fb938fSMatthew Ahrens dsl_pool_config_enter(dp, FTAG); 473917fb938fSMatthew Ahrens VERIFY0(dsl_dataset_hold_obj(dp, 474017fb938fSMatthew Ahrens dsl_dataset_phys(dp->dp_origin_snap)->ds_next_snap_obj, 474117fb938fSMatthew Ahrens FTAG, &ds)); 474217fb938fSMatthew Ahrens count_ds_mos_objects(ds); 474317fb938fSMatthew Ahrens dump_deadlist(&ds->ds_deadlist); 474417fb938fSMatthew Ahrens dsl_dataset_rele(ds, FTAG); 474517fb938fSMatthew Ahrens dsl_pool_config_exit(dp, FTAG); 474617fb938fSMatthew Ahrens 474717fb938fSMatthew Ahrens count_ds_mos_objects(dp->dp_origin_snap); 474817fb938fSMatthew Ahrens dump_deadlist(&dp->dp_origin_snap->ds_deadlist); 474917fb938fSMatthew Ahrens } 475017fb938fSMatthew Ahrens count_dir_mos_objects(dp->dp_mos_dir); 475117fb938fSMatthew Ahrens if (dp->dp_free_dir != NULL) 475217fb938fSMatthew Ahrens count_dir_mos_objects(dp->dp_free_dir); 475317fb938fSMatthew Ahrens if (dp->dp_leak_dir != NULL) 475417fb938fSMatthew Ahrens count_dir_mos_objects(dp->dp_leak_dir); 475517fb938fSMatthew Ahrens 475617fb938fSMatthew Ahrens mos_leak_vdev(spa->spa_root_vdev); 475717fb938fSMatthew Ahrens 475817fb938fSMatthew Ahrens for (uint64_t class = 0; class < DDT_CLASSES; class++) { 475917fb938fSMatthew Ahrens for (uint64_t type = 0; type < DDT_TYPES; type++) { 476017fb938fSMatthew Ahrens for (uint64_t cksum = 0; 476117fb938fSMatthew Ahrens cksum < ZIO_CHECKSUM_FUNCTIONS; cksum++) { 476217fb938fSMatthew Ahrens ddt_t *ddt = spa->spa_ddt[cksum]; 476317fb938fSMatthew Ahrens mos_obj_refd(ddt->ddt_object[type][class]); 476417fb938fSMatthew Ahrens } 476517fb938fSMatthew Ahrens } 476617fb938fSMatthew Ahrens } 476717fb938fSMatthew Ahrens 476817fb938fSMatthew Ahrens /* 476917fb938fSMatthew Ahrens * Visit all allocated objects and make sure they are referenced. 477017fb938fSMatthew Ahrens */ 477117fb938fSMatthew Ahrens uint64_t object = 0; 477217fb938fSMatthew Ahrens while (dmu_object_next(mos, &object, B_FALSE, 0) == 0) { 477317fb938fSMatthew Ahrens if (range_tree_contains(mos_refd_objs, object, 1)) { 477417fb938fSMatthew Ahrens range_tree_remove(mos_refd_objs, object, 1); 477517fb938fSMatthew Ahrens } else { 477617fb938fSMatthew Ahrens dmu_object_info_t doi; 477717fb938fSMatthew Ahrens const char *name; 477817fb938fSMatthew Ahrens dmu_object_info(mos, object, &doi); 477917fb938fSMatthew Ahrens if (doi.doi_type & DMU_OT_NEWTYPE) { 478017fb938fSMatthew Ahrens dmu_object_byteswap_t bswap = 478117fb938fSMatthew Ahrens DMU_OT_BYTESWAP(doi.doi_type); 478217fb938fSMatthew Ahrens name = dmu_ot_byteswap[bswap].ob_name; 478317fb938fSMatthew Ahrens } else { 478417fb938fSMatthew Ahrens name = dmu_ot[doi.doi_type].ot_name; 478517fb938fSMatthew Ahrens } 478617fb938fSMatthew Ahrens 478717fb938fSMatthew Ahrens (void) printf("MOS object %llu (%s) leaked\n", 478817fb938fSMatthew Ahrens (u_longlong_t)object, name); 478917fb938fSMatthew Ahrens rv = 2; 479017fb938fSMatthew Ahrens } 479117fb938fSMatthew Ahrens } 479217fb938fSMatthew Ahrens (void) range_tree_walk(mos_refd_objs, mos_leaks_cb, NULL); 479317fb938fSMatthew Ahrens if (!range_tree_is_empty(mos_refd_objs)) 479417fb938fSMatthew Ahrens rv = 2; 479517fb938fSMatthew Ahrens range_tree_vacate(mos_refd_objs, NULL, NULL); 479617fb938fSMatthew Ahrens range_tree_destroy(mos_refd_objs); 479717fb938fSMatthew Ahrens return (rv); 479817fb938fSMatthew Ahrens } 479917fb938fSMatthew Ahrens 4800fa9e4066Sahrens static void 4801fa9e4066Sahrens dump_zpool(spa_t *spa) 4802fa9e4066Sahrens { 4803fa9e4066Sahrens dsl_pool_t *dp = spa_get_dsl(spa); 4804fa9e4066Sahrens int rc = 0; 4805fa9e4066Sahrens 4806b24ab676SJeff Bonwick if (dump_opt['S']) { 4807b24ab676SJeff Bonwick dump_simulated_ddt(spa); 4808b24ab676SJeff Bonwick return; 4809b24ab676SJeff Bonwick } 4810b24ab676SJeff Bonwick 481107428bdfSVictor Latushkin if (!dump_opt['e'] && dump_opt['C'] > 1) { 481207428bdfSVictor Latushkin (void) printf("\nCached configuration:\n"); 481307428bdfSVictor Latushkin dump_nvlist(spa->spa_config, 8); 481407428bdfSVictor Latushkin } 481507428bdfSVictor Latushkin 481607428bdfSVictor Latushkin if (dump_opt['C']) 481707428bdfSVictor Latushkin dump_config(spa); 481807428bdfSVictor Latushkin 4819fa9e4066Sahrens if (dump_opt['u']) 482053b9a4a9SVictor Latushkin dump_uberblock(&spa->spa_uberblock, "\nUberblock:\n", "\n"); 4821fa9e4066Sahrens 4822b24ab676SJeff Bonwick if (dump_opt['D']) 4823b24ab676SJeff Bonwick dump_all_ddts(spa); 4824b24ab676SJeff Bonwick 482587219db7SVictor Latushkin if (dump_opt['d'] > 2 || dump_opt['m']) 482687219db7SVictor Latushkin dump_metaslabs(spa); 48272e4c9986SGeorge Wilson if (dump_opt['M']) 48282e4c9986SGeorge Wilson dump_metaslab_groups(spa); 482987219db7SVictor Latushkin 483087219db7SVictor Latushkin if (dump_opt['d'] || dump_opt['i']) { 483117fb938fSMatthew Ahrens mos_refd_objs = range_tree_create(NULL, NULL); 4832fa9e4066Sahrens dump_dir(dp->dp_meta_objset); 483317fb938fSMatthew Ahrens 4834fa9e4066Sahrens if (dump_opt['d'] >= 3) { 48355cabbc6bSPrashanth Sreenivasa dsl_pool_t *dp = spa->spa_dsl_pool; 4836732885fcSMatthew Ahrens dump_full_bpobj(&spa->spa_deferred_bpobj, 4837d0475637SMatthew Ahrens "Deferred frees", 0); 4838cde58dbcSMatthew Ahrens if (spa_version(spa) >= SPA_VERSION_DEADLISTS) { 48395cabbc6bSPrashanth Sreenivasa dump_full_bpobj(&dp->dp_free_bpobj, 4840d0475637SMatthew Ahrens "Pool snapshot frees", 0); 4841ad135b5dSChristopher Siden } 48425cabbc6bSPrashanth Sreenivasa if (bpobj_is_open(&dp->dp_obsolete_bpobj)) { 48435cabbc6bSPrashanth Sreenivasa ASSERT(spa_feature_is_enabled(spa, 48445cabbc6bSPrashanth Sreenivasa SPA_FEATURE_DEVICE_REMOVAL)); 48455cabbc6bSPrashanth Sreenivasa dump_full_bpobj(&dp->dp_obsolete_bpobj, 48465cabbc6bSPrashanth Sreenivasa "Pool obsolete blocks", 0); 48475cabbc6bSPrashanth Sreenivasa } 4848ad135b5dSChristopher Siden 4849ad135b5dSChristopher Siden if (spa_feature_is_active(spa, 48502acef22dSMatthew Ahrens SPA_FEATURE_ASYNC_DESTROY)) { 4851ad135b5dSChristopher Siden dump_bptree(spa->spa_meta_objset, 48525cabbc6bSPrashanth Sreenivasa dp->dp_bptree_obj, 4853ad135b5dSChristopher Siden "Pool dataset frees"); 4854cde58dbcSMatthew Ahrens } 4855fa9e4066Sahrens dump_dtl(spa->spa_root_vdev, 0); 4856fa9e4066Sahrens } 485707428bdfSVictor Latushkin (void) dmu_objset_find(spa_name(spa), dump_one_dir, 485807428bdfSVictor Latushkin NULL, DS_FIND_SNAPSHOTS | DS_FIND_CHILDREN); 4859b5152584SMatthew Ahrens 486017fb938fSMatthew Ahrens if (rc == 0 && !dump_opt['L']) 486117fb938fSMatthew Ahrens rc = dump_mos_leaks(spa); 486217fb938fSMatthew Ahrens 4863ca0cc391SMatthew Ahrens for (spa_feature_t f = 0; f < SPA_FEATURES; f++) { 4864ca0cc391SMatthew Ahrens uint64_t refcount; 4865ca0cc391SMatthew Ahrens 4866ca0cc391SMatthew Ahrens if (!(spa_feature_table[f].fi_flags & 4867c5d1600cSMatthew Ahrens ZFEATURE_FLAG_PER_DATASET) || 4868c5d1600cSMatthew Ahrens !spa_feature_is_enabled(spa, f)) { 4869ca0cc391SMatthew Ahrens ASSERT0(dataset_feature_count[f]); 4870ca0cc391SMatthew Ahrens continue; 4871ca0cc391SMatthew Ahrens } 4872ca0cc391SMatthew Ahrens (void) feature_get_refcount(spa, 4873ca0cc391SMatthew Ahrens &spa_feature_table[f], &refcount); 4874ca0cc391SMatthew Ahrens if (dataset_feature_count[f] != refcount) { 4875ca0cc391SMatthew Ahrens (void) printf("%s feature refcount mismatch: " 4876ca0cc391SMatthew Ahrens "%lld datasets != %lld refcount\n", 4877ca0cc391SMatthew Ahrens spa_feature_table[f].fi_uname, 4878ca0cc391SMatthew Ahrens (longlong_t)dataset_feature_count[f], 4879ca0cc391SMatthew Ahrens (longlong_t)refcount); 4880ca0cc391SMatthew Ahrens rc = 2; 4881ca0cc391SMatthew Ahrens } else { 4882ca0cc391SMatthew Ahrens (void) printf("Verified %s feature refcount " 4883ca0cc391SMatthew Ahrens "of %llu is correct\n", 4884ca0cc391SMatthew Ahrens spa_feature_table[f].fi_uname, 4885ca0cc391SMatthew Ahrens (longlong_t)refcount); 4886ca0cc391SMatthew Ahrens } 4887b5152584SMatthew Ahrens } 48885cabbc6bSPrashanth Sreenivasa 48895cabbc6bSPrashanth Sreenivasa if (rc == 0) { 48905cabbc6bSPrashanth Sreenivasa rc = verify_device_removal_feature_counts(spa); 48915cabbc6bSPrashanth Sreenivasa } 4892fa9e4066Sahrens } 489317fb938fSMatthew Ahrens 4894b5152584SMatthew Ahrens if (rc == 0 && (dump_opt['b'] || dump_opt['c'])) 4895fa9e4066Sahrens rc = dump_block_stats(spa); 4896fa9e4066Sahrens 48970713e232SGeorge Wilson if (rc == 0) 48980713e232SGeorge Wilson rc = verify_spacemap_refcounts(spa); 48990713e232SGeorge Wilson 4900fa9e4066Sahrens if (dump_opt['s']) 4901fa9e4066Sahrens show_pool_stats(spa); 4902fa9e4066Sahrens 49038f18d1faSGeorge Wilson if (dump_opt['h']) 49048f18d1faSGeorge Wilson dump_history(spa); 49058f18d1faSGeorge Wilson 490617f11284SSerapheim Dimitropoulos if (rc == 0) 490786714001SSerapheim Dimitropoulos rc = verify_checkpoint(spa); 490886714001SSerapheim Dimitropoulos 490929bdd2f9SPavel Zakharov if (rc != 0) { 491029bdd2f9SPavel Zakharov dump_debug_buffer(); 4911fa9e4066Sahrens exit(rc); 491229bdd2f9SPavel Zakharov } 4913fa9e4066Sahrens } 4914fa9e4066Sahrens 491544cd46caSbillm #define ZDB_FLAG_CHECKSUM 0x0001 491644cd46caSbillm #define ZDB_FLAG_DECOMPRESS 0x0002 491744cd46caSbillm #define ZDB_FLAG_BSWAP 0x0004 491844cd46caSbillm #define ZDB_FLAG_GBH 0x0008 491944cd46caSbillm #define ZDB_FLAG_INDIRECT 0x0010 492044cd46caSbillm #define ZDB_FLAG_PHYS 0x0020 492144cd46caSbillm #define ZDB_FLAG_RAW 0x0040 492244cd46caSbillm #define ZDB_FLAG_PRINT_BLKPTR 0x0080 492344cd46caSbillm 49243f7978d0SAlan Somers static int flagbits[256]; 492544cd46caSbillm 492644cd46caSbillm static void 492744cd46caSbillm zdb_print_blkptr(blkptr_t *bp, int flags) 492844cd46caSbillm { 4929b24ab676SJeff Bonwick char blkbuf[BP_SPRINTF_LEN]; 493044cd46caSbillm 493144cd46caSbillm if (flags & ZDB_FLAG_BSWAP) 493244cd46caSbillm byteswap_uint64_array((void *)bp, sizeof (blkptr_t)); 4933b24ab676SJeff Bonwick 493443466aaeSMax Grossman snprintf_blkptr(blkbuf, sizeof (blkbuf), bp); 4935b24ab676SJeff Bonwick (void) printf("%s\n", blkbuf); 493644cd46caSbillm } 493744cd46caSbillm 493844cd46caSbillm static void 493944cd46caSbillm zdb_dump_indirect(blkptr_t *bp, int nbps, int flags) 494044cd46caSbillm { 494144cd46caSbillm int i; 494244cd46caSbillm 494344cd46caSbillm for (i = 0; i < nbps; i++) 494444cd46caSbillm zdb_print_blkptr(&bp[i], flags); 494544cd46caSbillm } 494644cd46caSbillm 494744cd46caSbillm static void 494844cd46caSbillm zdb_dump_gbh(void *buf, int flags) 494944cd46caSbillm { 495044cd46caSbillm zdb_dump_indirect((blkptr_t *)buf, SPA_GBH_NBLKPTRS, flags); 495144cd46caSbillm } 495244cd46caSbillm 495344cd46caSbillm static void 495444cd46caSbillm zdb_dump_block_raw(void *buf, uint64_t size, int flags) 495544cd46caSbillm { 495644cd46caSbillm if (flags & ZDB_FLAG_BSWAP) 495744cd46caSbillm byteswap_uint64_array(buf, size); 4958b24ab676SJeff Bonwick (void) write(1, buf, size); 495944cd46caSbillm } 496044cd46caSbillm 496144cd46caSbillm static void 496244cd46caSbillm zdb_dump_block(char *label, void *buf, uint64_t size, int flags) 496344cd46caSbillm { 496444cd46caSbillm uint64_t *d = (uint64_t *)buf; 49653f7978d0SAlan Somers unsigned nwords = size / sizeof (uint64_t); 496644cd46caSbillm int do_bswap = !!(flags & ZDB_FLAG_BSWAP); 49673f7978d0SAlan Somers unsigned i, j; 49683f7978d0SAlan Somers const char *hdr; 49693f7978d0SAlan Somers char *c; 497044cd46caSbillm 497144cd46caSbillm 497244cd46caSbillm if (do_bswap) 497344cd46caSbillm hdr = " 7 6 5 4 3 2 1 0 f e d c b a 9 8"; 497444cd46caSbillm else 497544cd46caSbillm hdr = " 0 1 2 3 4 5 6 7 8 9 a b c d e f"; 497644cd46caSbillm 497744cd46caSbillm (void) printf("\n%s\n%6s %s 0123456789abcdef\n", label, "", hdr); 497844cd46caSbillm 497944cd46caSbillm for (i = 0; i < nwords; i += 2) { 498044cd46caSbillm (void) printf("%06llx: %016llx %016llx ", 498144cd46caSbillm (u_longlong_t)(i * sizeof (uint64_t)), 498244cd46caSbillm (u_longlong_t)(do_bswap ? BSWAP_64(d[i]) : d[i]), 498344cd46caSbillm (u_longlong_t)(do_bswap ? BSWAP_64(d[i + 1]) : d[i + 1])); 498444cd46caSbillm 498544cd46caSbillm c = (char *)&d[i]; 498644cd46caSbillm for (j = 0; j < 2 * sizeof (uint64_t); j++) 498744cd46caSbillm (void) printf("%c", isprint(c[j]) ? c[j] : '.'); 498844cd46caSbillm (void) printf("\n"); 498944cd46caSbillm } 499044cd46caSbillm } 499144cd46caSbillm 499244cd46caSbillm /* 499344cd46caSbillm * There are two acceptable formats: 499444cd46caSbillm * leaf_name - For example: c1t0d0 or /tmp/ztest.0a 499544cd46caSbillm * child[.child]* - For example: 0.1.1 499644cd46caSbillm * 499744cd46caSbillm * The second form can be used to specify arbitrary vdevs anywhere 499844cd46caSbillm * in the heirarchy. For example, in a pool with a mirror of 499944cd46caSbillm * RAID-Zs, you can specify either RAID-Z vdev with 0.0 or 0.1 . 500044cd46caSbillm */ 500144cd46caSbillm static vdev_t * 50023f7978d0SAlan Somers zdb_vdev_lookup(vdev_t *vdev, const char *path) 500344cd46caSbillm { 500444cd46caSbillm char *s, *p, *q; 50053f7978d0SAlan Somers unsigned i; 500644cd46caSbillm 500744cd46caSbillm if (vdev == NULL) 500844cd46caSbillm return (NULL); 500944cd46caSbillm 501044cd46caSbillm /* First, assume the x.x.x.x format */ 50113f7978d0SAlan Somers i = strtoul(path, &s, 10); 501244cd46caSbillm if (s == path || (s && *s != '.' && *s != '\0')) 501344cd46caSbillm goto name; 50143f7978d0SAlan Somers if (i >= vdev->vdev_children) 501544cd46caSbillm return (NULL); 501644cd46caSbillm 501744cd46caSbillm vdev = vdev->vdev_child[i]; 501844cd46caSbillm if (*s == '\0') 501944cd46caSbillm return (vdev); 502044cd46caSbillm return (zdb_vdev_lookup(vdev, s+1)); 502144cd46caSbillm 502244cd46caSbillm name: 502344cd46caSbillm for (i = 0; i < vdev->vdev_children; i++) { 502444cd46caSbillm vdev_t *vc = vdev->vdev_child[i]; 502544cd46caSbillm 502644cd46caSbillm if (vc->vdev_path == NULL) { 502744cd46caSbillm vc = zdb_vdev_lookup(vc, path); 502844cd46caSbillm if (vc == NULL) 502944cd46caSbillm continue; 503044cd46caSbillm else 503144cd46caSbillm return (vc); 503244cd46caSbillm } 503344cd46caSbillm 503444cd46caSbillm p = strrchr(vc->vdev_path, '/'); 503544cd46caSbillm p = p ? p + 1 : vc->vdev_path; 503644cd46caSbillm q = &vc->vdev_path[strlen(vc->vdev_path) - 2]; 503744cd46caSbillm 503844cd46caSbillm if (strcmp(vc->vdev_path, path) == 0) 503944cd46caSbillm return (vc); 504044cd46caSbillm if (strcmp(p, path) == 0) 504144cd46caSbillm return (vc); 504244cd46caSbillm if (strcmp(q, "s0") == 0 && strncmp(p, path, q - p) == 0) 504344cd46caSbillm return (vc); 504444cd46caSbillm } 504544cd46caSbillm 504644cd46caSbillm return (NULL); 504744cd46caSbillm } 504844cd46caSbillm 5049770499e1SDan Kimmel /* ARGSUSED */ 5050770499e1SDan Kimmel static int 5051770499e1SDan Kimmel random_get_pseudo_bytes_cb(void *buf, size_t len, void *unused) 5052770499e1SDan Kimmel { 5053770499e1SDan Kimmel return (random_get_pseudo_bytes(buf, len)); 5054770499e1SDan Kimmel } 5055770499e1SDan Kimmel 505644cd46caSbillm /* 505744cd46caSbillm * Read a block from a pool and print it out. The syntax of the 505844cd46caSbillm * block descriptor is: 505944cd46caSbillm * 506044cd46caSbillm * pool:vdev_specifier:offset:size[:flags] 506144cd46caSbillm * 506244cd46caSbillm * pool - The name of the pool you wish to read from 506344cd46caSbillm * vdev_specifier - Which vdev (see comment for zdb_vdev_lookup) 506444cd46caSbillm * offset - offset, in hex, in bytes 506544cd46caSbillm * size - Amount of data to read, in hex, in bytes 506644cd46caSbillm * flags - A string of characters specifying options 506744cd46caSbillm * b: Decode a blkptr at given offset within block 506844cd46caSbillm * *c: Calculate and display checksums 5069b24ab676SJeff Bonwick * d: Decompress data before dumping 507044cd46caSbillm * e: Byteswap data before dumping 5071b24ab676SJeff Bonwick * g: Display data as a gang block header 5072b24ab676SJeff Bonwick * i: Display as an indirect block 507344cd46caSbillm * p: Do I/O to physical offset 507444cd46caSbillm * r: Dump raw data to stdout 507544cd46caSbillm * 507644cd46caSbillm * * = not yet implemented 507744cd46caSbillm */ 507844cd46caSbillm static void 507907428bdfSVictor Latushkin zdb_read_block(char *thing, spa_t *spa) 508044cd46caSbillm { 5081b24ab676SJeff Bonwick blkptr_t blk, *bp = &blk; 5082b24ab676SJeff Bonwick dva_t *dva = bp->blk_dva; 508344cd46caSbillm int flags = 0; 5084b24ab676SJeff Bonwick uint64_t offset = 0, size = 0, psize = 0, lsize = 0, blkptr_offset = 0; 508544cd46caSbillm zio_t *zio; 508644cd46caSbillm vdev_t *vd; 5087770499e1SDan Kimmel abd_t *pabd; 5088770499e1SDan Kimmel void *lbuf, *buf; 50893f7978d0SAlan Somers const char *s, *vdev; 50903f7978d0SAlan Somers char *p, *dup, *flagstr; 5091b24ab676SJeff Bonwick int i, error; 509244cd46caSbillm 509344cd46caSbillm dup = strdup(thing); 509444cd46caSbillm s = strtok(dup, ":"); 509544cd46caSbillm vdev = s ? s : ""; 509644cd46caSbillm s = strtok(NULL, ":"); 509744cd46caSbillm offset = strtoull(s ? s : "", NULL, 16); 509844cd46caSbillm s = strtok(NULL, ":"); 509944cd46caSbillm size = strtoull(s ? s : "", NULL, 16); 510044cd46caSbillm s = strtok(NULL, ":"); 51013f7978d0SAlan Somers if (s) 51023f7978d0SAlan Somers flagstr = strdup(s); 51033f7978d0SAlan Somers else 51043f7978d0SAlan Somers flagstr = strdup(""); 510544cd46caSbillm 510644cd46caSbillm s = NULL; 510744cd46caSbillm if (size == 0) 510844cd46caSbillm s = "size must not be zero"; 510944cd46caSbillm if (!IS_P2ALIGNED(size, DEV_BSIZE)) 511044cd46caSbillm s = "size must be a multiple of sector size"; 511144cd46caSbillm if (!IS_P2ALIGNED(offset, DEV_BSIZE)) 511244cd46caSbillm s = "offset must be a multiple of sector size"; 511344cd46caSbillm if (s) { 511444cd46caSbillm (void) printf("Invalid block specifier: %s - %s\n", thing, s); 511544cd46caSbillm free(dup); 511644cd46caSbillm return; 511744cd46caSbillm } 511844cd46caSbillm 511944cd46caSbillm for (s = strtok(flagstr, ":"); s; s = strtok(NULL, ":")) { 512044cd46caSbillm for (i = 0; flagstr[i]; i++) { 51215ad82045Snd int bit = flagbits[(uchar_t)flagstr[i]]; 512244cd46caSbillm 512344cd46caSbillm if (bit == 0) { 512444cd46caSbillm (void) printf("***Invalid flag: %c\n", 512544cd46caSbillm flagstr[i]); 512644cd46caSbillm continue; 512744cd46caSbillm } 512844cd46caSbillm flags |= bit; 512944cd46caSbillm 513044cd46caSbillm /* If it's not something with an argument, keep going */ 5131b24ab676SJeff Bonwick if ((bit & (ZDB_FLAG_CHECKSUM | 513244cd46caSbillm ZDB_FLAG_PRINT_BLKPTR)) == 0) 513344cd46caSbillm continue; 513444cd46caSbillm 513544cd46caSbillm p = &flagstr[i + 1]; 513644cd46caSbillm if (bit == ZDB_FLAG_PRINT_BLKPTR) 513744cd46caSbillm blkptr_offset = strtoull(p, &p, 16); 513844cd46caSbillm if (*p != ':' && *p != '\0') { 513944cd46caSbillm (void) printf("***Invalid flag arg: '%s'\n", s); 514044cd46caSbillm free(dup); 514144cd46caSbillm return; 514244cd46caSbillm } 514344cd46caSbillm } 514444cd46caSbillm } 51453f7978d0SAlan Somers free(flagstr); 514644cd46caSbillm 514744cd46caSbillm vd = zdb_vdev_lookup(spa->spa_root_vdev, vdev); 514844cd46caSbillm if (vd == NULL) { 514944cd46caSbillm (void) printf("***Invalid vdev: %s\n", vdev); 515044cd46caSbillm free(dup); 515144cd46caSbillm return; 515244cd46caSbillm } else { 515344cd46caSbillm if (vd->vdev_path) 5154b24ab676SJeff Bonwick (void) fprintf(stderr, "Found vdev: %s\n", 5155b24ab676SJeff Bonwick vd->vdev_path); 515644cd46caSbillm else 5157b24ab676SJeff Bonwick (void) fprintf(stderr, "Found vdev type: %s\n", 515844cd46caSbillm vd->vdev_ops->vdev_op_type); 515944cd46caSbillm } 516044cd46caSbillm 5161b24ab676SJeff Bonwick psize = size; 5162b24ab676SJeff Bonwick lsize = size; 516344cd46caSbillm 5164770499e1SDan Kimmel pabd = abd_alloc_linear(SPA_MAXBLOCKSIZE, B_FALSE); 5165b24ab676SJeff Bonwick lbuf = umem_alloc(SPA_MAXBLOCKSIZE, UMEM_NOFAIL); 5166b24ab676SJeff Bonwick 5167b24ab676SJeff Bonwick BP_ZERO(bp); 5168b24ab676SJeff Bonwick 5169b24ab676SJeff Bonwick DVA_SET_VDEV(&dva[0], vd->vdev_id); 5170b24ab676SJeff Bonwick DVA_SET_OFFSET(&dva[0], offset); 5171b24ab676SJeff Bonwick DVA_SET_GANG(&dva[0], !!(flags & ZDB_FLAG_GBH)); 5172b24ab676SJeff Bonwick DVA_SET_ASIZE(&dva[0], vdev_psize_to_asize(vd, psize)); 5173b24ab676SJeff Bonwick 5174b24ab676SJeff Bonwick BP_SET_BIRTH(bp, TXG_INITIAL, TXG_INITIAL); 5175b24ab676SJeff Bonwick 5176b24ab676SJeff Bonwick BP_SET_LSIZE(bp, lsize); 5177b24ab676SJeff Bonwick BP_SET_PSIZE(bp, psize); 5178b24ab676SJeff Bonwick BP_SET_COMPRESS(bp, ZIO_COMPRESS_OFF); 5179b24ab676SJeff Bonwick BP_SET_CHECKSUM(bp, ZIO_CHECKSUM_OFF); 5180b24ab676SJeff Bonwick BP_SET_TYPE(bp, DMU_OT_NONE); 5181b24ab676SJeff Bonwick BP_SET_LEVEL(bp, 0); 5182b24ab676SJeff Bonwick BP_SET_DEDUP(bp, 0); 5183b24ab676SJeff Bonwick BP_SET_BYTEORDER(bp, ZFS_HOST_BYTEORDER); 518444cd46caSbillm 5185e14bb325SJeff Bonwick spa_config_enter(spa, SCL_STATE, FTAG, RW_READER); 518644cd46caSbillm zio = zio_root(spa, NULL, NULL, 0); 5187b24ab676SJeff Bonwick 5188b24ab676SJeff Bonwick if (vd == vd->vdev_top) { 5189b24ab676SJeff Bonwick /* 5190b24ab676SJeff Bonwick * Treat this as a normal block read. 5191b24ab676SJeff Bonwick */ 5192770499e1SDan Kimmel zio_nowait(zio_read(zio, spa, bp, pabd, psize, NULL, NULL, 5193b24ab676SJeff Bonwick ZIO_PRIORITY_SYNC_READ, 5194b24ab676SJeff Bonwick ZIO_FLAG_CANFAIL | ZIO_FLAG_RAW, NULL)); 5195b24ab676SJeff Bonwick } else { 5196b24ab676SJeff Bonwick /* 5197b24ab676SJeff Bonwick * Treat this as a vdev child I/O. 5198b24ab676SJeff Bonwick */ 5199770499e1SDan Kimmel zio_nowait(zio_vdev_child_io(zio, bp, vd, offset, pabd, 5200770499e1SDan Kimmel psize, ZIO_TYPE_READ, ZIO_PRIORITY_SYNC_READ, 5201b24ab676SJeff Bonwick ZIO_FLAG_DONT_CACHE | ZIO_FLAG_DONT_QUEUE | 5202b24ab676SJeff Bonwick ZIO_FLAG_DONT_PROPAGATE | ZIO_FLAG_DONT_RETRY | 52035cabbc6bSPrashanth Sreenivasa ZIO_FLAG_CANFAIL | ZIO_FLAG_RAW | ZIO_FLAG_OPTIONAL, 52045cabbc6bSPrashanth Sreenivasa NULL, NULL)); 5205b24ab676SJeff Bonwick } 5206b24ab676SJeff Bonwick 520744cd46caSbillm error = zio_wait(zio); 5208e14bb325SJeff Bonwick spa_config_exit(spa, SCL_STATE, FTAG); 520944cd46caSbillm 521044cd46caSbillm if (error) { 521144cd46caSbillm (void) printf("Read of %s failed, error: %d\n", thing, error); 521244cd46caSbillm goto out; 521344cd46caSbillm } 521444cd46caSbillm 5215b24ab676SJeff Bonwick if (flags & ZDB_FLAG_DECOMPRESS) { 5216b24ab676SJeff Bonwick /* 5217b24ab676SJeff Bonwick * We don't know how the data was compressed, so just try 5218b24ab676SJeff Bonwick * every decompress function at every inflated blocksize. 5219b24ab676SJeff Bonwick */ 5220b24ab676SJeff Bonwick enum zio_compress c; 5221b24ab676SJeff Bonwick void *pbuf2 = umem_alloc(SPA_MAXBLOCKSIZE, UMEM_NOFAIL); 5222b24ab676SJeff Bonwick void *lbuf2 = umem_alloc(SPA_MAXBLOCKSIZE, UMEM_NOFAIL); 5223b24ab676SJeff Bonwick 5224770499e1SDan Kimmel abd_copy_to_buf(pbuf2, pabd, psize); 5225b24ab676SJeff Bonwick 5226770499e1SDan Kimmel VERIFY0(abd_iterate_func(pabd, psize, SPA_MAXBLOCKSIZE - psize, 5227770499e1SDan Kimmel random_get_pseudo_bytes_cb, NULL)); 5228b24ab676SJeff Bonwick 5229770499e1SDan Kimmel VERIFY0(random_get_pseudo_bytes((uint8_t *)pbuf2 + psize, 5230770499e1SDan Kimmel SPA_MAXBLOCKSIZE - psize)); 5231b24ab676SJeff Bonwick 5232b24ab676SJeff Bonwick for (lsize = SPA_MAXBLOCKSIZE; lsize > psize; 5233b24ab676SJeff Bonwick lsize -= SPA_MINBLOCKSIZE) { 5234b24ab676SJeff Bonwick for (c = 0; c < ZIO_COMPRESS_FUNCTIONS; c++) { 5235770499e1SDan Kimmel if (zio_decompress_data(c, pabd, 5236770499e1SDan Kimmel lbuf, psize, lsize) == 0 && 5237770499e1SDan Kimmel zio_decompress_data_buf(c, pbuf2, 5238770499e1SDan Kimmel lbuf2, psize, lsize) == 0 && 5239b24ab676SJeff Bonwick bcmp(lbuf, lbuf2, lsize) == 0) 5240b24ab676SJeff Bonwick break; 5241b24ab676SJeff Bonwick } 5242b24ab676SJeff Bonwick if (c != ZIO_COMPRESS_FUNCTIONS) 5243b24ab676SJeff Bonwick break; 5244b24ab676SJeff Bonwick lsize -= SPA_MINBLOCKSIZE; 5245b24ab676SJeff Bonwick } 5246b24ab676SJeff Bonwick 5247b24ab676SJeff Bonwick umem_free(pbuf2, SPA_MAXBLOCKSIZE); 5248b24ab676SJeff Bonwick umem_free(lbuf2, SPA_MAXBLOCKSIZE); 5249b24ab676SJeff Bonwick 5250b24ab676SJeff Bonwick if (lsize <= psize) { 5251b24ab676SJeff Bonwick (void) printf("Decompress of %s failed\n", thing); 5252b24ab676SJeff Bonwick goto out; 5253b24ab676SJeff Bonwick } 5254b24ab676SJeff Bonwick buf = lbuf; 5255b24ab676SJeff Bonwick size = lsize; 5256b24ab676SJeff Bonwick } else { 5257770499e1SDan Kimmel buf = abd_to_buf(pabd); 5258b24ab676SJeff Bonwick size = psize; 5259b24ab676SJeff Bonwick } 5260b24ab676SJeff Bonwick 526144cd46caSbillm if (flags & ZDB_FLAG_PRINT_BLKPTR) 526244cd46caSbillm zdb_print_blkptr((blkptr_t *)(void *) 526344cd46caSbillm ((uintptr_t)buf + (uintptr_t)blkptr_offset), flags); 526444cd46caSbillm else if (flags & ZDB_FLAG_RAW) 526544cd46caSbillm zdb_dump_block_raw(buf, size, flags); 526644cd46caSbillm else if (flags & ZDB_FLAG_INDIRECT) 526744cd46caSbillm zdb_dump_indirect((blkptr_t *)buf, size / sizeof (blkptr_t), 526844cd46caSbillm flags); 526944cd46caSbillm else if (flags & ZDB_FLAG_GBH) 527044cd46caSbillm zdb_dump_gbh(buf, flags); 527144cd46caSbillm else 527244cd46caSbillm zdb_dump_block(thing, buf, size, flags); 527344cd46caSbillm 527444cd46caSbillm out: 5275770499e1SDan Kimmel abd_free(pabd); 5276b24ab676SJeff Bonwick umem_free(lbuf, SPA_MAXBLOCKSIZE); 527744cd46caSbillm free(dup); 527844cd46caSbillm } 527944cd46caSbillm 52804923c69fSMatthew Ahrens static void 52814923c69fSMatthew Ahrens zdb_embedded_block(char *thing) 52824923c69fSMatthew Ahrens { 52833f7978d0SAlan Somers blkptr_t bp; 52844923c69fSMatthew Ahrens unsigned long long *words = (void *)&bp; 528503a4c2f4SJorgen Lundman char *buf; 52864923c69fSMatthew Ahrens int err; 52874923c69fSMatthew Ahrens 52883f7978d0SAlan Somers bzero(&bp, sizeof (bp)); 52894923c69fSMatthew Ahrens err = sscanf(thing, "%llx:%llx:%llx:%llx:%llx:%llx:%llx:%llx:" 52904923c69fSMatthew Ahrens "%llx:%llx:%llx:%llx:%llx:%llx:%llx:%llx", 52914923c69fSMatthew Ahrens words + 0, words + 1, words + 2, words + 3, 52924923c69fSMatthew Ahrens words + 4, words + 5, words + 6, words + 7, 52934923c69fSMatthew Ahrens words + 8, words + 9, words + 10, words + 11, 52944923c69fSMatthew Ahrens words + 12, words + 13, words + 14, words + 15); 52954923c69fSMatthew Ahrens if (err != 16) { 529603a4c2f4SJorgen Lundman (void) fprintf(stderr, "invalid input format\n"); 52974923c69fSMatthew Ahrens exit(1); 52984923c69fSMatthew Ahrens } 52994923c69fSMatthew Ahrens ASSERT3U(BPE_GET_LSIZE(&bp), <=, SPA_MAXBLOCKSIZE); 530003a4c2f4SJorgen Lundman buf = malloc(SPA_MAXBLOCKSIZE); 530103a4c2f4SJorgen Lundman if (buf == NULL) { 530203a4c2f4SJorgen Lundman (void) fprintf(stderr, "out of memory\n"); 530303a4c2f4SJorgen Lundman exit(1); 530403a4c2f4SJorgen Lundman } 53054923c69fSMatthew Ahrens err = decode_embedded_bp(&bp, buf, BPE_GET_LSIZE(&bp)); 53064923c69fSMatthew Ahrens if (err != 0) { 530703a4c2f4SJorgen Lundman (void) fprintf(stderr, "decode failed: %u\n", err); 53084923c69fSMatthew Ahrens exit(1); 53094923c69fSMatthew Ahrens } 53104923c69fSMatthew Ahrens zdb_dump_block_raw(buf, BPE_GET_LSIZE(&bp), 0); 531103a4c2f4SJorgen Lundman free(buf); 53124923c69fSMatthew Ahrens } 53134923c69fSMatthew Ahrens 5314fa9e4066Sahrens int 5315fa9e4066Sahrens main(int argc, char **argv) 5316fa9e4066Sahrens { 53173f7978d0SAlan Somers int c; 5318fa9e4066Sahrens struct rlimit rl = { 1024, 1024 }; 53193ad6c7f9SVictor Latushkin spa_t *spa = NULL; 5320fa9e4066Sahrens objset_t *os = NULL; 5321fa9e4066Sahrens int dump_all = 1; 5322fa9e4066Sahrens int verbose = 0; 5323c8ee1847SVictor Latushkin int error = 0; 53243ad6c7f9SVictor Latushkin char **searchdirs = NULL; 53253ad6c7f9SVictor Latushkin int nsearch = 0; 5326e0f1c0afSOlaf Faaland char *target, *target_pool; 5327468c413aSTim Haley nvlist_t *policy = NULL; 5328468c413aSTim Haley uint64_t max_txg = UINT64_MAX; 5329dfd5965fSRichard Yao int flags = ZFS_IMPORT_MISSING_LOG; 5330c8ee1847SVictor Latushkin int rewind = ZPOOL_NEVER_REWIND; 5331ae24175bSCyril Plisko char *spa_config_path_env; 5332b702644aSTim Chase boolean_t target_is_spa = B_TRUE; 533386714001SSerapheim Dimitropoulos nvlist_t *cfg = NULL; 5334fa9e4066Sahrens 5335fa9e4066Sahrens (void) setrlimit(RLIMIT_NOFILE, &rl); 5336004388ebScasper (void) enable_extended_FILE_stdio(-1, -1); 5337fa9e4066Sahrens 5338fa9e4066Sahrens dprintf_setup(&argc, argv); 5339fa9e4066Sahrens 5340ae24175bSCyril Plisko /* 5341ae24175bSCyril Plisko * If there is an environment variable SPA_CONFIG_PATH it overrides 5342ae24175bSCyril Plisko * default spa_config_path setting. If -U flag is specified it will 5343ae24175bSCyril Plisko * override this environment variable settings once again. 5344ae24175bSCyril Plisko */ 5345ae24175bSCyril Plisko spa_config_path_env = getenv("SPA_CONFIG_PATH"); 5346ae24175bSCyril Plisko if (spa_config_path_env != NULL) 5347ae24175bSCyril Plisko spa_config_path = spa_config_path_env; 5348ae24175bSCyril Plisko 5349df15e419SMatthew Ahrens while ((c = getopt(argc, argv, 535086714001SSerapheim Dimitropoulos "AbcCdDeEFGhiI:klLmMo:Op:PqRsSt:uU:vVx:X")) != -1) { 5351fa9e4066Sahrens switch (c) { 5352fa9e4066Sahrens case 'b': 5353fa9e4066Sahrens case 'c': 5354ed61ec1dSYuri Pankov case 'C': 5355b24ab676SJeff Bonwick case 'd': 5356ed61ec1dSYuri Pankov case 'D': 53574923c69fSMatthew Ahrens case 'E': 5358ed61ec1dSYuri Pankov case 'G': 5359b24ab676SJeff Bonwick case 'h': 5360b24ab676SJeff Bonwick case 'i': 5361b24ab676SJeff Bonwick case 'l': 5362d6e555bdSGeorge Wilson case 'm': 53632e4c9986SGeorge Wilson case 'M': 5364ed61ec1dSYuri Pankov case 'O': 536544cd46caSbillm case 'R': 5366ed61ec1dSYuri Pankov case 's': 5367b24ab676SJeff Bonwick case 'S': 5368ed61ec1dSYuri Pankov case 'u': 5369fa9e4066Sahrens dump_opt[c]++; 5370fa9e4066Sahrens dump_all = 0; 5371fa9e4066Sahrens break; 5372feef89cfSVictor Latushkin case 'A': 5373ed61ec1dSYuri Pankov case 'e': 5374c8ee1847SVictor Latushkin case 'F': 537586714001SSerapheim Dimitropoulos case 'k': 537682a0a985SVictor Latushkin case 'L': 53773f9d6ad7SLin Ling case 'P': 537864723e36SYuri Pankov case 'q': 5379ed61ec1dSYuri Pankov case 'X': 538082a0a985SVictor Latushkin dump_opt[c]++; 538182a0a985SVictor Latushkin break; 5382ed61ec1dSYuri Pankov /* NB: Sort single match options below. */ 53832e4c9986SGeorge Wilson case 'I': 538431d7e8faSGeorge Wilson max_inflight = strtoull(optarg, NULL, 0); 538531d7e8faSGeorge Wilson if (max_inflight == 0) { 538631d7e8faSGeorge Wilson (void) fprintf(stderr, "maximum number " 538731d7e8faSGeorge Wilson "of inflight I/Os must be greater " 538831d7e8faSGeorge Wilson "than 0\n"); 538931d7e8faSGeorge Wilson usage(); 539031d7e8faSGeorge Wilson } 539131d7e8faSGeorge Wilson break; 5392ed61ec1dSYuri Pankov case 'o': 5393ed61ec1dSYuri Pankov error = set_global_var(optarg); 5394ed61ec1dSYuri Pankov if (error != 0) 5395ed61ec1dSYuri Pankov usage(); 5396ed61ec1dSYuri Pankov break; 5397de6628f0Sck case 'p': 53983ad6c7f9SVictor Latushkin if (searchdirs == NULL) { 53993ad6c7f9SVictor Latushkin searchdirs = umem_alloc(sizeof (char *), 54003ad6c7f9SVictor Latushkin UMEM_NOFAIL); 54013ad6c7f9SVictor Latushkin } else { 54023ad6c7f9SVictor Latushkin char **tmp = umem_alloc((nsearch + 1) * 54033ad6c7f9SVictor Latushkin sizeof (char *), UMEM_NOFAIL); 54043ad6c7f9SVictor Latushkin bcopy(searchdirs, tmp, nsearch * 54053ad6c7f9SVictor Latushkin sizeof (char *)); 54063ad6c7f9SVictor Latushkin umem_free(searchdirs, 54073ad6c7f9SVictor Latushkin nsearch * sizeof (char *)); 54083ad6c7f9SVictor Latushkin searchdirs = tmp; 54093ad6c7f9SVictor Latushkin } 54103ad6c7f9SVictor Latushkin searchdirs[nsearch++] = optarg; 5411de6628f0Sck break; 54122e551927SVictor Latushkin case 't': 5413468c413aSTim Haley max_txg = strtoull(optarg, NULL, 0); 5414468c413aSTim Haley if (max_txg < TXG_INITIAL) { 54152e551927SVictor Latushkin (void) fprintf(stderr, "incorrect txg " 54162e551927SVictor Latushkin "specified: %s\n", optarg); 54172e551927SVictor Latushkin usage(); 54182e551927SVictor Latushkin } 54192e551927SVictor Latushkin break; 5420b24ab676SJeff Bonwick case 'U': 5421b24ab676SJeff Bonwick spa_config_path = optarg; 54224923c69fSMatthew Ahrens if (spa_config_path[0] != '/') { 54234923c69fSMatthew Ahrens (void) fprintf(stderr, 54244923c69fSMatthew Ahrens "cachefile must be an absolute path " 54254923c69fSMatthew Ahrens "(i.e. start with a slash)\n"); 54264923c69fSMatthew Ahrens usage(); 54274923c69fSMatthew Ahrens } 5428b24ab676SJeff Bonwick break; 54292e4c9986SGeorge Wilson case 'v': 54302e4c9986SGeorge Wilson verbose++; 54312e4c9986SGeorge Wilson break; 5432dfd5965fSRichard Yao case 'V': 5433dfd5965fSRichard Yao flags = ZFS_IMPORT_VERBATIM; 5434dfd5965fSRichard Yao break; 54352e4c9986SGeorge Wilson case 'x': 54362e4c9986SGeorge Wilson vn_dumpdir = optarg; 54372e4c9986SGeorge Wilson break; 5438fa9e4066Sahrens default: 5439fa9e4066Sahrens usage(); 5440fa9e4066Sahrens break; 5441fa9e4066Sahrens } 5442fa9e4066Sahrens } 5443fa9e4066Sahrens 54443ad6c7f9SVictor Latushkin if (!dump_opt['e'] && searchdirs != NULL) { 544588b7b0f2SMatthew Ahrens (void) fprintf(stderr, "-p option requires use of -e\n"); 544688b7b0f2SMatthew Ahrens usage(); 544788b7b0f2SMatthew Ahrens } 5448de6628f0Sck 544906be9802SMatthew Ahrens /* 545006be9802SMatthew Ahrens * ZDB does not typically re-read blocks; therefore limit the ARC 545106be9802SMatthew Ahrens * to 256 MB, which can be used entirely for metadata. 545206be9802SMatthew Ahrens */ 545306be9802SMatthew Ahrens zfs_arc_max = zfs_arc_meta_limit = 256 * 1024 * 1024; 545406be9802SMatthew Ahrens 5455f7950bf1SMatthew Ahrens /* 5456f7950bf1SMatthew Ahrens * "zdb -c" uses checksum-verifying scrub i/os which are async reads. 5457f7950bf1SMatthew Ahrens * "zdb -b" uses traversal prefetch which uses async reads. 5458f7950bf1SMatthew Ahrens * For good performance, let several of them be active at once. 5459f7950bf1SMatthew Ahrens */ 5460f7950bf1SMatthew Ahrens zfs_vdev_async_read_max_active = 10; 5461f7950bf1SMatthew Ahrens 54624dd77f9eSMatthew Ahrens /* 54634dd77f9eSMatthew Ahrens * Disable reference tracking for better performance. 54644dd77f9eSMatthew Ahrens */ 54654dd77f9eSMatthew Ahrens reference_tracking_enable = B_FALSE; 54664dd77f9eSMatthew Ahrens 5467e144c4e6SPavel Zakharov /* 5468e144c4e6SPavel Zakharov * Do not fail spa_load when spa_load_verify fails. This is needed 5469e144c4e6SPavel Zakharov * to load non-idle pools. 5470e144c4e6SPavel Zakharov */ 5471e144c4e6SPavel Zakharov spa_load_verify_dryrun = B_TRUE; 5472e144c4e6SPavel Zakharov 5473fa9e4066Sahrens kernel_init(FREAD); 5474de6628f0Sck g_zfs = libzfs_init(); 547591ebeef5Sahrens ASSERT(g_zfs != NULL); 5476fa9e4066Sahrens 5477b24ab676SJeff Bonwick if (dump_all) 5478b24ab676SJeff Bonwick verbose = MAX(verbose, 1); 5479b24ab676SJeff Bonwick 5480fa9e4066Sahrens for (c = 0; c < 256; c++) { 548186714001SSerapheim Dimitropoulos if (dump_all && strchr("AeEFklLOPRSX", c) == NULL) 5482fa9e4066Sahrens dump_opt[c] = 1; 5483fa9e4066Sahrens if (dump_opt[c]) 5484fa9e4066Sahrens dump_opt[c] += verbose; 5485fa9e4066Sahrens } 5486fa9e4066Sahrens 5487feef89cfSVictor Latushkin aok = (dump_opt['A'] == 1) || (dump_opt['A'] > 2); 5488feef89cfSVictor Latushkin zfs_recover = (dump_opt['A'] > 1); 5489feef89cfSVictor Latushkin 5490fa9e4066Sahrens argc -= optind; 5491fa9e4066Sahrens argv += optind; 5492fa9e4066Sahrens 549307428bdfSVictor Latushkin if (argc < 2 && dump_opt['R']) 549407428bdfSVictor Latushkin usage(); 54954923c69fSMatthew Ahrens 54964923c69fSMatthew Ahrens if (dump_opt['E']) { 54974923c69fSMatthew Ahrens if (argc != 1) 54984923c69fSMatthew Ahrens usage(); 54994923c69fSMatthew Ahrens zdb_embedded_block(argv[0]); 55004923c69fSMatthew Ahrens return (0); 55014923c69fSMatthew Ahrens } 55024923c69fSMatthew Ahrens 5503fa9e4066Sahrens if (argc < 1) { 55043ad6c7f9SVictor Latushkin if (!dump_opt['e'] && dump_opt['C']) { 5505e829d913Sck dump_cachefile(spa_config_path); 5506fa9e4066Sahrens return (0); 5507fa9e4066Sahrens } 5508fa9e4066Sahrens usage(); 5509fa9e4066Sahrens } 5510fa9e4066Sahrens 551164723e36SYuri Pankov if (dump_opt['l']) 551264723e36SYuri Pankov return (dump_label(argv[0])); 5513fa9e4066Sahrens 5514ed61ec1dSYuri Pankov if (dump_opt['O']) { 5515ed61ec1dSYuri Pankov if (argc != 2) 5516ed61ec1dSYuri Pankov usage(); 5517ed61ec1dSYuri Pankov dump_opt['v'] = verbose + 3; 5518ed61ec1dSYuri Pankov return (dump_path(argv[0], argv[1])); 5519ed61ec1dSYuri Pankov } 5520ed61ec1dSYuri Pankov 5521c8ee1847SVictor Latushkin if (dump_opt['X'] || dump_opt['F']) 5522c8ee1847SVictor Latushkin rewind = ZPOOL_DO_REWIND | 5523c8ee1847SVictor Latushkin (dump_opt['X'] ? ZPOOL_EXTREME_REWIND : 0); 5524c8ee1847SVictor Latushkin 5525c8ee1847SVictor Latushkin if (nvlist_alloc(&policy, NV_UNIQUE_NAME_TYPE, 0) != 0 || 55265dafeea3SPavel Zakharov nvlist_add_uint64(policy, ZPOOL_LOAD_REQUEST_TXG, max_txg) != 0 || 55275dafeea3SPavel Zakharov nvlist_add_uint32(policy, ZPOOL_LOAD_REWIND_POLICY, rewind) != 0) 5528c8ee1847SVictor Latushkin fatal("internal error: %s", strerror(ENOMEM)); 5529c8ee1847SVictor Latushkin 5530c5904d13Seschrock error = 0; 55313ad6c7f9SVictor Latushkin target = argv[0]; 5532990b4856Slling 5533e0f1c0afSOlaf Faaland if (strpbrk(target, "/@") != NULL) { 5534e0f1c0afSOlaf Faaland size_t targetlen; 5535e0f1c0afSOlaf Faaland 5536e0f1c0afSOlaf Faaland target_pool = strdup(target); 5537e0f1c0afSOlaf Faaland *strpbrk(target_pool, "/@") = '\0'; 5538e0f1c0afSOlaf Faaland 5539e0f1c0afSOlaf Faaland target_is_spa = B_FALSE; 5540e0f1c0afSOlaf Faaland targetlen = strlen(target); 5541e0f1c0afSOlaf Faaland if (targetlen && target[targetlen - 1] == '/') 5542e0f1c0afSOlaf Faaland target[targetlen - 1] = '\0'; 5543e0f1c0afSOlaf Faaland } else { 5544e0f1c0afSOlaf Faaland target_pool = target; 5545e0f1c0afSOlaf Faaland } 5546e0f1c0afSOlaf Faaland 55473ad6c7f9SVictor Latushkin if (dump_opt['e']) { 5548e0f1c0afSOlaf Faaland importargs_t args = { 0 }; 5549990b4856Slling 5550e0f1c0afSOlaf Faaland args.paths = nsearch; 5551e0f1c0afSOlaf Faaland args.path = searchdirs; 5552e0f1c0afSOlaf Faaland args.can_be_active = B_TRUE; 5553e0f1c0afSOlaf Faaland 5554e0f1c0afSOlaf Faaland error = zpool_tryimport(g_zfs, target_pool, &cfg, &args); 5555e0f1c0afSOlaf Faaland 5556e0f1c0afSOlaf Faaland if (error == 0) { 555786714001SSerapheim Dimitropoulos 5558c8ee1847SVictor Latushkin if (nvlist_add_nvlist(cfg, 55595dafeea3SPavel Zakharov ZPOOL_LOAD_POLICY, policy) != 0) { 5560468c413aSTim Haley fatal("can't open '%s': %s", 5561468c413aSTim Haley target, strerror(ENOMEM)); 5562468c413aSTim Haley } 5563e0f1c0afSOlaf Faaland 5564e0f1c0afSOlaf Faaland if (dump_opt['C'] > 1) { 5565e0f1c0afSOlaf Faaland (void) printf("\nConfiguration for import:\n"); 5566e0f1c0afSOlaf Faaland dump_nvlist(cfg, 8); 5567e0f1c0afSOlaf Faaland } 5568e0f1c0afSOlaf Faaland 5569e0f1c0afSOlaf Faaland /* 5570e0f1c0afSOlaf Faaland * Disable the activity check to allow examination of 5571e0f1c0afSOlaf Faaland * active pools. 5572e0f1c0afSOlaf Faaland */ 5573e0f1c0afSOlaf Faaland error = spa_import(target_pool, cfg, NULL, 5574e0f1c0afSOlaf Faaland flags | ZFS_IMPORT_SKIP_MMP); 5575de6628f0Sck } 5576c5904d13Seschrock } 5577c5904d13Seschrock 557886714001SSerapheim Dimitropoulos char *checkpoint_pool = NULL; 557986714001SSerapheim Dimitropoulos char *checkpoint_target = NULL; 558086714001SSerapheim Dimitropoulos if (dump_opt['k']) { 558186714001SSerapheim Dimitropoulos checkpoint_pool = import_checkpointed_state(target, cfg, 558286714001SSerapheim Dimitropoulos &checkpoint_target); 558386714001SSerapheim Dimitropoulos 558486714001SSerapheim Dimitropoulos if (checkpoint_target != NULL) 558586714001SSerapheim Dimitropoulos target = checkpoint_target; 558686714001SSerapheim Dimitropoulos 558786714001SSerapheim Dimitropoulos } 558886714001SSerapheim Dimitropoulos 5589c5904d13Seschrock if (error == 0) { 559086714001SSerapheim Dimitropoulos if (dump_opt['k'] && (target_is_spa || dump_opt['R'])) { 559186714001SSerapheim Dimitropoulos ASSERT(checkpoint_pool != NULL); 559286714001SSerapheim Dimitropoulos ASSERT(checkpoint_target == NULL); 559386714001SSerapheim Dimitropoulos 559486714001SSerapheim Dimitropoulos error = spa_open(checkpoint_pool, &spa, FTAG); 559586714001SSerapheim Dimitropoulos if (error != 0) { 559686714001SSerapheim Dimitropoulos fatal("Tried to open pool \"%s\" but " 559786714001SSerapheim Dimitropoulos "spa_open() failed with error %d\n", 559886714001SSerapheim Dimitropoulos checkpoint_pool, error); 559986714001SSerapheim Dimitropoulos } 560086714001SSerapheim Dimitropoulos 560186714001SSerapheim Dimitropoulos } else if (target_is_spa || dump_opt['R']) { 5602e0f1c0afSOlaf Faaland zdb_set_skip_mmp(target); 560380eb36f2SGeorge Wilson error = spa_open_rewind(target, &spa, FTAG, policy, 560480eb36f2SGeorge Wilson NULL); 56058f18d1faSGeorge Wilson if (error) { 56068f18d1faSGeorge Wilson /* 56078f18d1faSGeorge Wilson * If we're missing the log device then 56088f18d1faSGeorge Wilson * try opening the pool after clearing the 56098f18d1faSGeorge Wilson * log state. 56108f18d1faSGeorge Wilson */ 56118f18d1faSGeorge Wilson mutex_enter(&spa_namespace_lock); 56123ad6c7f9SVictor Latushkin if ((spa = spa_lookup(target)) != NULL && 56138f18d1faSGeorge Wilson spa->spa_log_state == SPA_LOG_MISSING) { 56148f18d1faSGeorge Wilson spa->spa_log_state = SPA_LOG_CLEAR; 56158f18d1faSGeorge Wilson error = 0; 56168f18d1faSGeorge Wilson } 56178f18d1faSGeorge Wilson mutex_exit(&spa_namespace_lock); 56188f18d1faSGeorge Wilson 561980eb36f2SGeorge Wilson if (!error) { 562080eb36f2SGeorge Wilson error = spa_open_rewind(target, &spa, 562180eb36f2SGeorge Wilson FTAG, policy, NULL); 562280eb36f2SGeorge Wilson } 56238f18d1faSGeorge Wilson } 562407428bdfSVictor Latushkin } else { 5625e0f1c0afSOlaf Faaland zdb_set_skip_mmp(target); 5626ed61ec1dSYuri Pankov error = open_objset(target, DMU_OST_ANY, FTAG, &os); 5627c5904d13Seschrock } 5628fa9e4066Sahrens } 562980eb36f2SGeorge Wilson nvlist_free(policy); 563080eb36f2SGeorge Wilson 5631fa9e4066Sahrens if (error) 56323ad6c7f9SVictor Latushkin fatal("can't open '%s': %s", target, strerror(error)); 5633fa9e4066Sahrens 5634fa9e4066Sahrens argv++; 563507428bdfSVictor Latushkin argc--; 563607428bdfSVictor Latushkin if (!dump_opt['R']) { 563707428bdfSVictor Latushkin if (argc > 0) { 563807428bdfSVictor Latushkin zopt_objects = argc; 563907428bdfSVictor Latushkin zopt_object = calloc(zopt_objects, sizeof (uint64_t)); 56403f7978d0SAlan Somers for (unsigned i = 0; i < zopt_objects; i++) { 564107428bdfSVictor Latushkin errno = 0; 564207428bdfSVictor Latushkin zopt_object[i] = strtoull(argv[i], NULL, 0); 564307428bdfSVictor Latushkin if (zopt_object[i] == 0 && errno != 0) 564487219db7SVictor Latushkin fatal("bad number %s: %s", 564507428bdfSVictor Latushkin argv[i], strerror(errno)); 564607428bdfSVictor Latushkin } 5647fa9e4066Sahrens } 5648e690fb27SChristopher Siden if (os != NULL) { 5649e690fb27SChristopher Siden dump_dir(os); 5650e690fb27SChristopher Siden } else if (zopt_objects > 0 && !dump_opt['m']) { 5651e690fb27SChristopher Siden dump_dir(spa->spa_meta_objset); 5652e690fb27SChristopher Siden } else { 5653e690fb27SChristopher Siden dump_zpool(spa); 5654e690fb27SChristopher Siden } 5655fa9e4066Sahrens } else { 565607428bdfSVictor Latushkin flagbits['b'] = ZDB_FLAG_PRINT_BLKPTR; 565707428bdfSVictor Latushkin flagbits['c'] = ZDB_FLAG_CHECKSUM; 565807428bdfSVictor Latushkin flagbits['d'] = ZDB_FLAG_DECOMPRESS; 565907428bdfSVictor Latushkin flagbits['e'] = ZDB_FLAG_BSWAP; 566007428bdfSVictor Latushkin flagbits['g'] = ZDB_FLAG_GBH; 566107428bdfSVictor Latushkin flagbits['i'] = ZDB_FLAG_INDIRECT; 566207428bdfSVictor Latushkin flagbits['p'] = ZDB_FLAG_PHYS; 566307428bdfSVictor Latushkin flagbits['r'] = ZDB_FLAG_RAW; 566407428bdfSVictor Latushkin 56653f7978d0SAlan Somers for (int i = 0; i < argc; i++) 566607428bdfSVictor Latushkin zdb_read_block(argv[i], spa); 5667fa9e4066Sahrens } 5668fa9e4066Sahrens 566986714001SSerapheim Dimitropoulos if (dump_opt['k']) { 567086714001SSerapheim Dimitropoulos free(checkpoint_pool); 567186714001SSerapheim Dimitropoulos if (!target_is_spa) 567286714001SSerapheim Dimitropoulos free(checkpoint_target); 567386714001SSerapheim Dimitropoulos } 567486714001SSerapheim Dimitropoulos 5675ed61ec1dSYuri Pankov if (os != NULL) 5676ed61ec1dSYuri Pankov close_objset(os, FTAG); 5677ed61ec1dSYuri Pankov else 5678ed61ec1dSYuri Pankov spa_close(spa, FTAG); 567907428bdfSVictor Latushkin 5680e0d35c44Smarks fuid_table_destroy(); 5681e0d35c44Smarks 568229bdd2f9SPavel Zakharov dump_debug_buffer(); 568329bdd2f9SPavel Zakharov 5684de6628f0Sck libzfs_fini(g_zfs); 5685fa9e4066Sahrens kernel_fini(); 5686fa9e4066Sahrens 568720b5dafbSPaul Dagnelie return (error); 5688fa9e4066Sahrens } 5689