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. 245cabbc6bSPrashanth Sreenivasa * Copyright (c) 2011, 2017 by Delphix. All rights reserved. 25c3d26abcSMatthew Ahrens * Copyright (c) 2014 Integros [integros.com] 26ed61ec1dSYuri Pankov * Copyright 2017 Nexenta Systems, Inc. 27f06dce2cSAndrew Stormont * Copyright 2017 RackTop Systems. 28fa9e4066Sahrens */ 29fa9e4066Sahrens 30fa9e4066Sahrens #include <stdio.h> 31490d05b9SMatthew Ahrens #include <unistd.h> 32004388ebScasper #include <stdio_ext.h> 33fa9e4066Sahrens #include <stdlib.h> 3444cd46caSbillm #include <ctype.h> 35fa9e4066Sahrens #include <sys/zfs_context.h> 36fa9e4066Sahrens #include <sys/spa.h> 37fa9e4066Sahrens #include <sys/spa_impl.h> 38fa9e4066Sahrens #include <sys/dmu.h> 39fa9e4066Sahrens #include <sys/zap.h> 40fa9e4066Sahrens #include <sys/fs/zfs.h> 41fa9e4066Sahrens #include <sys/zfs_znode.h> 420a586ceaSMark Shellenbaum #include <sys/zfs_sa.h> 430a586ceaSMark Shellenbaum #include <sys/sa.h> 440a586ceaSMark Shellenbaum #include <sys/sa_impl.h> 45fa9e4066Sahrens #include <sys/vdev.h> 46fa9e4066Sahrens #include <sys/vdev_impl.h> 47fa9e4066Sahrens #include <sys/metaslab_impl.h> 48fa9e4066Sahrens #include <sys/dmu_objset.h> 49fa9e4066Sahrens #include <sys/dsl_dir.h> 50fa9e4066Sahrens #include <sys/dsl_dataset.h> 51fa9e4066Sahrens #include <sys/dsl_pool.h> 52fa9e4066Sahrens #include <sys/dbuf.h> 53fa9e4066Sahrens #include <sys/zil.h> 54fa9e4066Sahrens #include <sys/zil_impl.h> 55fa9e4066Sahrens #include <sys/stat.h> 56fa9e4066Sahrens #include <sys/resource.h> 57fa9e4066Sahrens #include <sys/dmu_traverse.h> 58fa9e4066Sahrens #include <sys/zio_checksum.h> 59fa9e4066Sahrens #include <sys/zio_compress.h> 60e0d35c44Smarks #include <sys/zfs_fuid.h> 6188b7b0f2SMatthew Ahrens #include <sys/arc.h> 62b24ab676SJeff Bonwick #include <sys/ddt.h> 63ad135b5dSChristopher Siden #include <sys/zfeature.h> 64770499e1SDan Kimmel #include <sys/abd.h> 654923c69fSMatthew Ahrens #include <sys/blkptr.h> 66*17fb938fSMatthew Ahrens #include <sys/dsl_scan.h> 674445fffbSMatthew Ahrens #include <zfs_comutil.h> 680a055120SJason King #include <libcmdutils.h> 69de6628f0Sck #undef verify 70de6628f0Sck #include <libzfs.h> 71fa9e4066Sahrens 723f7978d0SAlan Somers #include "zdb.h" 733f7978d0SAlan Somers 74e690fb27SChristopher Siden #define ZDB_COMPRESS_NAME(idx) ((idx) < ZIO_COMPRESS_FUNCTIONS ? \ 75e690fb27SChristopher Siden zio_compress_table[(idx)].ci_name : "UNKNOWN") 76e690fb27SChristopher Siden #define ZDB_CHECKSUM_NAME(idx) ((idx) < ZIO_CHECKSUM_FUNCTIONS ? \ 77e690fb27SChristopher Siden zio_checksum_table[(idx)].ci_name : "UNKNOWN") 78e690fb27SChristopher Siden #define ZDB_OT_NAME(idx) ((idx) < DMU_OT_NUMTYPES ? \ 79e690fb27SChristopher Siden dmu_ot[(idx)].ot_name : DMU_OT_IS_VALID(idx) ? \ 80e690fb27SChristopher Siden dmu_ot_byteswap[DMU_OT_BYTESWAP(idx)].ob_name : "UNKNOWN") 81e690fb27SChristopher Siden #define ZDB_OT_TYPE(idx) ((idx) < DMU_OT_NUMTYPES ? (idx) : \ 825cabbc6bSPrashanth Sreenivasa (idx) == DMU_OTN_ZAP_DATA || (idx) == DMU_OTN_ZAP_METADATA ? \ 835cabbc6bSPrashanth Sreenivasa DMU_OT_ZAP_OTHER : \ 845cabbc6bSPrashanth Sreenivasa (idx) == DMU_OTN_UINT64_DATA || (idx) == DMU_OTN_UINT64_METADATA ? \ 855cabbc6bSPrashanth Sreenivasa DMU_OT_UINT64_OTHER : DMU_OT_NUMTYPES) 866de8f417SVictor Latushkin 87feef89cfSVictor Latushkin #ifndef lint 884dd77f9eSMatthew Ahrens extern int reference_tracking_enable; 897fd05ac4SMatthew Ahrens extern boolean_t zfs_recover; 9006be9802SMatthew Ahrens extern uint64_t zfs_arc_max, zfs_arc_meta_limit; 91f7950bf1SMatthew Ahrens extern int zfs_vdev_async_read_max_active; 92f06dce2cSAndrew Stormont extern int aok; 93e144c4e6SPavel Zakharov extern boolean_t spa_load_verify_dryrun; 94feef89cfSVictor Latushkin #else 954dd77f9eSMatthew Ahrens int reference_tracking_enable; 967fd05ac4SMatthew Ahrens boolean_t zfs_recover; 9706be9802SMatthew Ahrens uint64_t zfs_arc_max, zfs_arc_meta_limit; 98f7950bf1SMatthew Ahrens int zfs_vdev_async_read_max_active; 99f06dce2cSAndrew Stormont int aok; 100e144c4e6SPavel Zakharov boolean_t spa_load_verify_dryrun; 101feef89cfSVictor Latushkin #endif 102feef89cfSVictor Latushkin 1033f7978d0SAlan Somers static const char cmdname[] = "zdb"; 104fa9e4066Sahrens uint8_t dump_opt[256]; 105fa9e4066Sahrens 106fa9e4066Sahrens typedef void object_viewer_t(objset_t *, uint64_t, void *data, size_t size); 107fa9e4066Sahrens 108fa9e4066Sahrens uint64_t *zopt_object = NULL; 1093f7978d0SAlan Somers static unsigned zopt_objects = 0; 110de6628f0Sck libzfs_handle_t *g_zfs; 11106be9802SMatthew Ahrens uint64_t max_inflight = 1000; 11220b5dafbSPaul Dagnelie static int leaked_objects = 0; 113fa9e4066Sahrens 114732885fcSMatthew Ahrens static void snprintf_blkptr_compact(char *, size_t, const blkptr_t *); 115*17fb938fSMatthew Ahrens static void mos_obj_refd(uint64_t); 116732885fcSMatthew Ahrens 117fa9e4066Sahrens /* 118fa9e4066Sahrens * These libumem hooks provide a reasonable set of defaults for the allocator's 119fa9e4066Sahrens * debugging facilities. 120fa9e4066Sahrens */ 121fa9e4066Sahrens const char * 122fa9e4066Sahrens _umem_debug_init() 123fa9e4066Sahrens { 124fa9e4066Sahrens return ("default,verbose"); /* $UMEM_DEBUG setting */ 125fa9e4066Sahrens } 126fa9e4066Sahrens 127fa9e4066Sahrens const char * 128fa9e4066Sahrens _umem_logging_init(void) 129fa9e4066Sahrens { 130fa9e4066Sahrens return ("fail,contents"); /* $UMEM_LOGGING setting */ 131fa9e4066Sahrens } 132fa9e4066Sahrens 133fa9e4066Sahrens static void 134fa9e4066Sahrens usage(void) 135fa9e4066Sahrens { 136fa9e4066Sahrens (void) fprintf(stderr, 13786714001SSerapheim Dimitropoulos "Usage:\t%s [-AbcdDFGhikLMPsvX] [-e [-V] [-p <path> ...]] " 138ed61ec1dSYuri Pankov "[-I <inflight I/Os>]\n" 139ed61ec1dSYuri Pankov "\t\t[-o <var>=<value>]... [-t <txg>] [-U <cache>] [-x <dumpdir>]\n" 140ed61ec1dSYuri Pankov "\t\t[<poolname> [<object> ...]]\n" 141dfd5965fSRichard Yao "\t%s [-AdiPv] [-e [-V] [-p <path> ...]] [-U <cache>] <dataset> " 142ed61ec1dSYuri Pankov "[<object> ...]\n" 143ed61ec1dSYuri Pankov "\t%s -C [-A] [-U <cache>]\n" 144ed61ec1dSYuri Pankov "\t%s -l [-Aqu] <device>\n" 145dfd5965fSRichard Yao "\t%s -m [-AFLPX] [-e [-V] [-p <path> ...]] [-t <txg>] " 146dfd5965fSRichard Yao "[-U <cache>]\n\t\t<poolname> [<vdev> [<metaslab> ...]]\n" 147ed61ec1dSYuri Pankov "\t%s -O <dataset> <path>\n" 148dfd5965fSRichard Yao "\t%s -R [-A] [-e [-V] [-p <path> ...]] [-U <cache>]\n" 149ed61ec1dSYuri Pankov "\t\t<poolname> <vdev>:<offset>:<size>[:<flags>]\n" 1504923c69fSMatthew Ahrens "\t%s -E [-A] word0:word1:...:word15\n" 151dfd5965fSRichard Yao "\t%s -S [-AP] [-e [-V] [-p <path> ...]] [-U <cache>] " 152dfd5965fSRichard Yao "<poolname>\n\n", 153ed61ec1dSYuri Pankov cmdname, cmdname, cmdname, cmdname, cmdname, cmdname, cmdname, 1544923c69fSMatthew Ahrens cmdname, cmdname); 1553ad6c7f9SVictor Latushkin 1563ad6c7f9SVictor Latushkin (void) fprintf(stderr, " Dataset name must include at least one " 1573ad6c7f9SVictor Latushkin "separator character '/' or '@'\n"); 1583ad6c7f9SVictor Latushkin (void) fprintf(stderr, " If dataset name is specified, only that " 1593ad6c7f9SVictor Latushkin "dataset is dumped\n"); 1603ad6c7f9SVictor Latushkin (void) fprintf(stderr, " If object numbers are specified, only " 1613ad6c7f9SVictor Latushkin "those objects are dumped\n\n"); 1623ad6c7f9SVictor Latushkin (void) fprintf(stderr, " Options to control amount of output:\n"); 1633ad6c7f9SVictor Latushkin (void) fprintf(stderr, " -b block statistics\n"); 1643ad6c7f9SVictor Latushkin (void) fprintf(stderr, " -c checksum all metadata (twice for " 1656365109dSVictor Latushkin "all data) blocks\n"); 166ed61ec1dSYuri Pankov (void) fprintf(stderr, " -C config (or cachefile if alone)\n"); 167ed61ec1dSYuri Pankov (void) fprintf(stderr, " -d dataset(s)\n"); 168f0ba89beSJeff Bonwick (void) fprintf(stderr, " -D dedup statistics\n"); 1694923c69fSMatthew Ahrens (void) fprintf(stderr, " -E decode and display block from an " 1704923c69fSMatthew Ahrens "embedded block pointer\n"); 171ed61ec1dSYuri Pankov (void) fprintf(stderr, " -h pool history\n"); 172ed61ec1dSYuri Pankov (void) fprintf(stderr, " -i intent logs\n"); 17364723e36SYuri Pankov (void) fprintf(stderr, " -l read label contents\n"); 17486714001SSerapheim Dimitropoulos (void) fprintf(stderr, " -k examine the checkpointed state " 17586714001SSerapheim Dimitropoulos "of the pool\n"); 17682a0a985SVictor Latushkin (void) fprintf(stderr, " -L disable leak tracking (do not " 17782a0a985SVictor Latushkin "load spacemaps)\n"); 178ed61ec1dSYuri Pankov (void) fprintf(stderr, " -m metaslabs\n"); 179ed61ec1dSYuri Pankov (void) fprintf(stderr, " -M metaslab groups\n"); 180ed61ec1dSYuri Pankov (void) fprintf(stderr, " -O perform object lookups by path\n"); 181d41e7643Sek (void) fprintf(stderr, " -R read and display block from a " 182ed61ec1dSYuri Pankov "device\n"); 183ed61ec1dSYuri Pankov (void) fprintf(stderr, " -s report stats on zdb's I/O\n"); 184ed61ec1dSYuri Pankov (void) fprintf(stderr, " -S simulate dedup to measure effect\n"); 185ed61ec1dSYuri Pankov (void) fprintf(stderr, " -v verbose (applies to all " 186ed61ec1dSYuri Pankov "others)\n\n"); 1873ad6c7f9SVictor Latushkin (void) fprintf(stderr, " Below options are intended for use " 188df15e419SMatthew Ahrens "with other options:\n"); 189feef89cfSVictor Latushkin (void) fprintf(stderr, " -A ignore assertions (-A), enable " 190feef89cfSVictor Latushkin "panic recovery (-AA) or both (-AAA)\n"); 1913ad6c7f9SVictor Latushkin (void) fprintf(stderr, " -e pool is exported/destroyed/" 1923ad6c7f9SVictor Latushkin "has altroot/not in a cachefile\n"); 193ed61ec1dSYuri Pankov (void) fprintf(stderr, " -F attempt automatic rewind within " 194ed61ec1dSYuri Pankov "safe range of transaction groups\n"); 195ed61ec1dSYuri Pankov (void) fprintf(stderr, " -G dump zfs_dbgmsg buffer before " 196ed61ec1dSYuri Pankov "exiting\n"); 1972e4c9986SGeorge Wilson (void) fprintf(stderr, " -I <number of inflight I/Os> -- " 198df15e419SMatthew Ahrens "specify the maximum number of " 199df15e419SMatthew Ahrens "checksumming I/Os [default is 200]\n"); 2000e60744cSPavel Zakharov (void) fprintf(stderr, " -o <variable>=<value> set global " 2010e60744cSPavel Zakharov "variable to an unsigned 32-bit integer value\n"); 202ed61ec1dSYuri Pankov (void) fprintf(stderr, " -p <path> -- use one or more with " 203ed61ec1dSYuri Pankov "-e to specify path to vdev dir\n"); 204ed61ec1dSYuri Pankov (void) fprintf(stderr, " -P print numbers in parseable form\n"); 20564723e36SYuri Pankov (void) fprintf(stderr, " -q don't print label contents\n"); 206ed61ec1dSYuri Pankov (void) fprintf(stderr, " -t <txg> -- highest txg to use when " 207ed61ec1dSYuri Pankov "searching for uberblocks\n"); 20864723e36SYuri Pankov (void) fprintf(stderr, " -u uberblock\n"); 209ed61ec1dSYuri Pankov (void) fprintf(stderr, " -U <cachefile_path> -- use alternate " 210ed61ec1dSYuri Pankov "cachefile\n"); 211dfd5965fSRichard Yao (void) fprintf(stderr, " -V do verbatim import\n"); 212ed61ec1dSYuri Pankov (void) fprintf(stderr, " -x <dumpdir> -- " 213ed61ec1dSYuri Pankov "dump all read blocks into specified directory\n"); 214ed61ec1dSYuri Pankov (void) fprintf(stderr, " -X attempt extreme rewind (does not " 215ed61ec1dSYuri Pankov "work with dataset)\n\n"); 216fa9e4066Sahrens (void) fprintf(stderr, "Specify an option more than once (e.g. -bb) " 217fa9e4066Sahrens "to make only that option verbose\n"); 218fa9e4066Sahrens (void) fprintf(stderr, "Default is to dump everything non-verbosely\n"); 219fa9e4066Sahrens exit(1); 220fa9e4066Sahrens } 221fa9e4066Sahrens 22229bdd2f9SPavel Zakharov static void 22329bdd2f9SPavel Zakharov dump_debug_buffer() 22429bdd2f9SPavel Zakharov { 22529bdd2f9SPavel Zakharov if (dump_opt['G']) { 22629bdd2f9SPavel Zakharov (void) printf("\n"); 22729bdd2f9SPavel Zakharov zfs_dbgmsg_print("zdb"); 22829bdd2f9SPavel Zakharov } 22929bdd2f9SPavel Zakharov } 23029bdd2f9SPavel Zakharov 231ccba0801SRich Morris /* 232ccba0801SRich Morris * Called for usage errors that are discovered after a call to spa_open(), 233ccba0801SRich Morris * dmu_bonus_hold(), or pool_match(). abort() is called for other errors. 234ccba0801SRich Morris */ 235ccba0801SRich Morris 236fa9e4066Sahrens static void 237fa9e4066Sahrens fatal(const char *fmt, ...) 238fa9e4066Sahrens { 239fa9e4066Sahrens va_list ap; 240fa9e4066Sahrens 241fa9e4066Sahrens va_start(ap, fmt); 242fa9e4066Sahrens (void) fprintf(stderr, "%s: ", cmdname); 243fa9e4066Sahrens (void) vfprintf(stderr, fmt, ap); 244fa9e4066Sahrens va_end(ap); 245fa9e4066Sahrens (void) fprintf(stderr, "\n"); 246fa9e4066Sahrens 24729bdd2f9SPavel Zakharov dump_debug_buffer(); 24829bdd2f9SPavel Zakharov 249ccba0801SRich Morris exit(1); 250fa9e4066Sahrens } 251fa9e4066Sahrens 252fa9e4066Sahrens /* ARGSUSED */ 253fa9e4066Sahrens static void 254fa9e4066Sahrens dump_packed_nvlist(objset_t *os, uint64_t object, void *data, size_t size) 255fa9e4066Sahrens { 256fa9e4066Sahrens nvlist_t *nv; 257fa9e4066Sahrens size_t nvsize = *(uint64_t *)data; 258fa9e4066Sahrens char *packed = umem_alloc(nvsize, UMEM_NOFAIL); 259fa9e4066Sahrens 2607bfdf011SNeil Perrin VERIFY(0 == dmu_read(os, object, 0, nvsize, packed, DMU_READ_PREFETCH)); 261fa9e4066Sahrens 262fa9e4066Sahrens VERIFY(nvlist_unpack(packed, nvsize, &nv, 0) == 0); 263fa9e4066Sahrens 264fa9e4066Sahrens umem_free(packed, nvsize); 265fa9e4066Sahrens 266fa9e4066Sahrens dump_nvlist(nv, 8); 267fa9e4066Sahrens 268fa9e4066Sahrens nvlist_free(nv); 269fa9e4066Sahrens } 270fa9e4066Sahrens 2714445fffbSMatthew Ahrens /* ARGSUSED */ 2724445fffbSMatthew Ahrens static void 2734445fffbSMatthew Ahrens dump_history_offsets(objset_t *os, uint64_t object, void *data, size_t size) 2744445fffbSMatthew Ahrens { 2754445fffbSMatthew Ahrens spa_history_phys_t *shp = data; 2764445fffbSMatthew Ahrens 2774445fffbSMatthew Ahrens if (shp == NULL) 2784445fffbSMatthew Ahrens return; 2794445fffbSMatthew Ahrens 2804445fffbSMatthew Ahrens (void) printf("\t\tpool_create_len = %llu\n", 2814445fffbSMatthew Ahrens (u_longlong_t)shp->sh_pool_create_len); 2824445fffbSMatthew Ahrens (void) printf("\t\tphys_max_off = %llu\n", 2834445fffbSMatthew Ahrens (u_longlong_t)shp->sh_phys_max_off); 2844445fffbSMatthew Ahrens (void) printf("\t\tbof = %llu\n", 2854445fffbSMatthew Ahrens (u_longlong_t)shp->sh_bof); 2864445fffbSMatthew Ahrens (void) printf("\t\teof = %llu\n", 2874445fffbSMatthew Ahrens (u_longlong_t)shp->sh_eof); 2884445fffbSMatthew Ahrens (void) printf("\t\trecords_lost = %llu\n", 2894445fffbSMatthew Ahrens (u_longlong_t)shp->sh_records_lost); 2904445fffbSMatthew Ahrens } 2914445fffbSMatthew Ahrens 2923f9d6ad7SLin Ling static void 2930a055120SJason King zdb_nicenum(uint64_t num, char *buf, size_t buflen) 2943f9d6ad7SLin Ling { 2953f9d6ad7SLin Ling if (dump_opt['P']) 2960a055120SJason King (void) snprintf(buf, buflen, "%llu", (longlong_t)num); 2973f9d6ad7SLin Ling else 2980a055120SJason King nicenum(num, buf, sizeof (buf)); 2993f9d6ad7SLin Ling } 3003f9d6ad7SLin Ling 3013f7978d0SAlan Somers static const char histo_stars[] = "****************************************"; 3023f7978d0SAlan Somers static const uint64_t histo_width = sizeof (histo_stars) - 1; 303fa9e4066Sahrens 304fa9e4066Sahrens static void 3050713e232SGeorge Wilson dump_histogram(const uint64_t *histo, int size, int offset) 306fa9e4066Sahrens { 307fa9e4066Sahrens int i; 308490d05b9SMatthew Ahrens int minidx = size - 1; 309fa9e4066Sahrens int maxidx = 0; 310fa9e4066Sahrens uint64_t max = 0; 311fa9e4066Sahrens 312490d05b9SMatthew Ahrens for (i = 0; i < size; i++) { 313fa9e4066Sahrens if (histo[i] > max) 314fa9e4066Sahrens max = histo[i]; 315fa9e4066Sahrens if (histo[i] > 0 && i > maxidx) 316fa9e4066Sahrens maxidx = i; 317fa9e4066Sahrens if (histo[i] > 0 && i < minidx) 318fa9e4066Sahrens minidx = i; 319fa9e4066Sahrens } 320fa9e4066Sahrens 321490d05b9SMatthew Ahrens if (max < histo_width) 322490d05b9SMatthew Ahrens max = histo_width; 323fa9e4066Sahrens 324490d05b9SMatthew Ahrens for (i = minidx; i <= maxidx; i++) { 325490d05b9SMatthew Ahrens (void) printf("\t\t\t%3u: %6llu %s\n", 3260713e232SGeorge Wilson i + offset, (u_longlong_t)histo[i], 327490d05b9SMatthew Ahrens &histo_stars[(max - histo[i]) * histo_width / max]); 328490d05b9SMatthew Ahrens } 329fa9e4066Sahrens } 330fa9e4066Sahrens 331fa9e4066Sahrens static void 332fa9e4066Sahrens dump_zap_stats(objset_t *os, uint64_t object) 333fa9e4066Sahrens { 334fa9e4066Sahrens int error; 335fa9e4066Sahrens zap_stats_t zs; 336fa9e4066Sahrens 337fa9e4066Sahrens error = zap_get_stats(os, object, &zs); 338fa9e4066Sahrens if (error) 339fa9e4066Sahrens return; 340fa9e4066Sahrens 341fa9e4066Sahrens if (zs.zs_ptrtbl_len == 0) { 342fa9e4066Sahrens ASSERT(zs.zs_num_blocks == 1); 343fa9e4066Sahrens (void) printf("\tmicrozap: %llu bytes, %llu entries\n", 344fa9e4066Sahrens (u_longlong_t)zs.zs_blocksize, 345fa9e4066Sahrens (u_longlong_t)zs.zs_num_entries); 346fa9e4066Sahrens return; 347fa9e4066Sahrens } 348fa9e4066Sahrens 349fa9e4066Sahrens (void) printf("\tFat ZAP stats:\n"); 3508248818dSnd 3518248818dSnd (void) printf("\t\tPointer table:\n"); 3528248818dSnd (void) printf("\t\t\t%llu elements\n", 353fa9e4066Sahrens (u_longlong_t)zs.zs_ptrtbl_len); 3548248818dSnd (void) printf("\t\t\tzt_blk: %llu\n", 3558248818dSnd (u_longlong_t)zs.zs_ptrtbl_zt_blk); 3568248818dSnd (void) printf("\t\t\tzt_numblks: %llu\n", 3578248818dSnd (u_longlong_t)zs.zs_ptrtbl_zt_numblks); 3588248818dSnd (void) printf("\t\t\tzt_shift: %llu\n", 3598248818dSnd (u_longlong_t)zs.zs_ptrtbl_zt_shift); 3608248818dSnd (void) printf("\t\t\tzt_blks_copied: %llu\n", 3618248818dSnd (u_longlong_t)zs.zs_ptrtbl_blks_copied); 3628248818dSnd (void) printf("\t\t\tzt_nextblk: %llu\n", 3638248818dSnd (u_longlong_t)zs.zs_ptrtbl_nextblk); 3648248818dSnd 365fa9e4066Sahrens (void) printf("\t\tZAP entries: %llu\n", 366fa9e4066Sahrens (u_longlong_t)zs.zs_num_entries); 367fa9e4066Sahrens (void) printf("\t\tLeaf blocks: %llu\n", 368fa9e4066Sahrens (u_longlong_t)zs.zs_num_leafs); 369fa9e4066Sahrens (void) printf("\t\tTotal blocks: %llu\n", 370fa9e4066Sahrens (u_longlong_t)zs.zs_num_blocks); 3718248818dSnd (void) printf("\t\tzap_block_type: 0x%llx\n", 3728248818dSnd (u_longlong_t)zs.zs_block_type); 3738248818dSnd (void) printf("\t\tzap_magic: 0x%llx\n", 3748248818dSnd (u_longlong_t)zs.zs_magic); 3758248818dSnd (void) printf("\t\tzap_salt: 0x%llx\n", 3768248818dSnd (u_longlong_t)zs.zs_salt); 377fa9e4066Sahrens 378fa9e4066Sahrens (void) printf("\t\tLeafs with 2^n pointers:\n"); 3790713e232SGeorge Wilson dump_histogram(zs.zs_leafs_with_2n_pointers, ZAP_HISTOGRAM_SIZE, 0); 380fa9e4066Sahrens 381fa9e4066Sahrens (void) printf("\t\tBlocks with n*5 entries:\n"); 3820713e232SGeorge Wilson dump_histogram(zs.zs_blocks_with_n5_entries, ZAP_HISTOGRAM_SIZE, 0); 383fa9e4066Sahrens 384fa9e4066Sahrens (void) printf("\t\tBlocks n/10 full:\n"); 3850713e232SGeorge Wilson dump_histogram(zs.zs_blocks_n_tenths_full, ZAP_HISTOGRAM_SIZE, 0); 386fa9e4066Sahrens 387fa9e4066Sahrens (void) printf("\t\tEntries with n chunks:\n"); 3880713e232SGeorge Wilson dump_histogram(zs.zs_entries_using_n_chunks, ZAP_HISTOGRAM_SIZE, 0); 389fa9e4066Sahrens 390fa9e4066Sahrens (void) printf("\t\tBuckets with n entries:\n"); 3910713e232SGeorge Wilson dump_histogram(zs.zs_buckets_with_n_entries, ZAP_HISTOGRAM_SIZE, 0); 392fa9e4066Sahrens } 393fa9e4066Sahrens 394fa9e4066Sahrens /*ARGSUSED*/ 395fa9e4066Sahrens static void 396fa9e4066Sahrens dump_none(objset_t *os, uint64_t object, void *data, size_t size) 397fa9e4066Sahrens { 398fa9e4066Sahrens } 399fa9e4066Sahrens 4006de8f417SVictor Latushkin /*ARGSUSED*/ 4016de8f417SVictor Latushkin static void 4026de8f417SVictor Latushkin dump_unknown(objset_t *os, uint64_t object, void *data, size_t size) 4036de8f417SVictor Latushkin { 4046de8f417SVictor Latushkin (void) printf("\tUNKNOWN OBJECT TYPE\n"); 4056de8f417SVictor Latushkin } 4066de8f417SVictor Latushkin 407fa9e4066Sahrens /*ARGSUSED*/ 4083f7978d0SAlan Somers static void 409fa9e4066Sahrens dump_uint8(objset_t *os, uint64_t object, void *data, size_t size) 410fa9e4066Sahrens { 411fa9e4066Sahrens } 412fa9e4066Sahrens 413fa9e4066Sahrens /*ARGSUSED*/ 414fa9e4066Sahrens static void 415fa9e4066Sahrens dump_uint64(objset_t *os, uint64_t object, void *data, size_t size) 416fa9e4066Sahrens { 417fa9e4066Sahrens } 418fa9e4066Sahrens 419fa9e4066Sahrens /*ARGSUSED*/ 420fa9e4066Sahrens static void 421fa9e4066Sahrens dump_zap(objset_t *os, uint64_t object, void *data, size_t size) 422fa9e4066Sahrens { 423fa9e4066Sahrens zap_cursor_t zc; 424fa9e4066Sahrens zap_attribute_t attr; 425fa9e4066Sahrens void *prop; 4263f7978d0SAlan Somers unsigned i; 427fa9e4066Sahrens 428fa9e4066Sahrens dump_zap_stats(os, object); 429fa9e4066Sahrens (void) printf("\n"); 430fa9e4066Sahrens 431fa9e4066Sahrens for (zap_cursor_init(&zc, os, object); 432fa9e4066Sahrens zap_cursor_retrieve(&zc, &attr) == 0; 433fa9e4066Sahrens zap_cursor_advance(&zc)) { 434fa9e4066Sahrens (void) printf("\t\t%s = ", attr.za_name); 435fa9e4066Sahrens if (attr.za_num_integers == 0) { 436fa9e4066Sahrens (void) printf("\n"); 437fa9e4066Sahrens continue; 438fa9e4066Sahrens } 439fa9e4066Sahrens prop = umem_zalloc(attr.za_num_integers * 440fa9e4066Sahrens attr.za_integer_length, UMEM_NOFAIL); 441fa9e4066Sahrens (void) zap_lookup(os, object, attr.za_name, 442fa9e4066Sahrens attr.za_integer_length, attr.za_num_integers, prop); 443fa9e4066Sahrens if (attr.za_integer_length == 1) { 444fa9e4066Sahrens (void) printf("%s", (char *)prop); 445fa9e4066Sahrens } else { 446fa9e4066Sahrens for (i = 0; i < attr.za_num_integers; i++) { 447fa9e4066Sahrens switch (attr.za_integer_length) { 448fa9e4066Sahrens case 2: 449fa9e4066Sahrens (void) printf("%u ", 450fa9e4066Sahrens ((uint16_t *)prop)[i]); 451fa9e4066Sahrens break; 452fa9e4066Sahrens case 4: 453fa9e4066Sahrens (void) printf("%u ", 454fa9e4066Sahrens ((uint32_t *)prop)[i]); 455fa9e4066Sahrens break; 456fa9e4066Sahrens case 8: 457fa9e4066Sahrens (void) printf("%lld ", 458fa9e4066Sahrens (u_longlong_t)((int64_t *)prop)[i]); 459fa9e4066Sahrens break; 460fa9e4066Sahrens } 461fa9e4066Sahrens } 462fa9e4066Sahrens } 463fa9e4066Sahrens (void) printf("\n"); 464fa9e4066Sahrens umem_free(prop, attr.za_num_integers * attr.za_integer_length); 465fa9e4066Sahrens } 46687e5029aSahrens zap_cursor_fini(&zc); 467fa9e4066Sahrens } 468fa9e4066Sahrens 469732885fcSMatthew Ahrens static void 470732885fcSMatthew Ahrens dump_bpobj(objset_t *os, uint64_t object, void *data, size_t size) 471732885fcSMatthew Ahrens { 472732885fcSMatthew Ahrens bpobj_phys_t *bpop = data; 473732885fcSMatthew Ahrens char bytes[32], comp[32], uncomp[32]; 474732885fcSMatthew Ahrens 4750a055120SJason King /* make sure the output won't get truncated */ 4760a055120SJason King CTASSERT(sizeof (bytes) >= NN_NUMBUF_SZ); 4770a055120SJason King CTASSERT(sizeof (comp) >= NN_NUMBUF_SZ); 4780a055120SJason King CTASSERT(sizeof (uncomp) >= NN_NUMBUF_SZ); 4790a055120SJason King 480732885fcSMatthew Ahrens if (bpop == NULL) 481732885fcSMatthew Ahrens return; 482732885fcSMatthew Ahrens 4830a055120SJason King zdb_nicenum(bpop->bpo_bytes, bytes, sizeof (bytes)); 4840a055120SJason King zdb_nicenum(bpop->bpo_comp, comp, sizeof (comp)); 4850a055120SJason King zdb_nicenum(bpop->bpo_uncomp, uncomp, sizeof (uncomp)); 486732885fcSMatthew Ahrens 487732885fcSMatthew Ahrens (void) printf("\t\tnum_blkptrs = %llu\n", 488732885fcSMatthew Ahrens (u_longlong_t)bpop->bpo_num_blkptrs); 489732885fcSMatthew Ahrens (void) printf("\t\tbytes = %s\n", bytes); 490732885fcSMatthew Ahrens if (size >= BPOBJ_SIZE_V1) { 491732885fcSMatthew Ahrens (void) printf("\t\tcomp = %s\n", comp); 492732885fcSMatthew Ahrens (void) printf("\t\tuncomp = %s\n", uncomp); 493732885fcSMatthew Ahrens } 494732885fcSMatthew Ahrens if (size >= sizeof (*bpop)) { 495732885fcSMatthew Ahrens (void) printf("\t\tsubobjs = %llu\n", 496732885fcSMatthew Ahrens (u_longlong_t)bpop->bpo_subobjs); 497732885fcSMatthew Ahrens (void) printf("\t\tnum_subobjs = %llu\n", 498732885fcSMatthew Ahrens (u_longlong_t)bpop->bpo_num_subobjs); 499732885fcSMatthew Ahrens } 500732885fcSMatthew Ahrens 501732885fcSMatthew Ahrens if (dump_opt['d'] < 5) 502732885fcSMatthew Ahrens return; 503732885fcSMatthew Ahrens 504732885fcSMatthew Ahrens for (uint64_t i = 0; i < bpop->bpo_num_blkptrs; i++) { 505732885fcSMatthew Ahrens char blkbuf[BP_SPRINTF_LEN]; 506732885fcSMatthew Ahrens blkptr_t bp; 507732885fcSMatthew Ahrens 508732885fcSMatthew Ahrens int err = dmu_read(os, object, 509732885fcSMatthew Ahrens i * sizeof (bp), sizeof (bp), &bp, 0); 510732885fcSMatthew Ahrens if (err != 0) { 511732885fcSMatthew Ahrens (void) printf("got error %u from dmu_read\n", err); 512732885fcSMatthew Ahrens break; 513732885fcSMatthew Ahrens } 514732885fcSMatthew Ahrens snprintf_blkptr_compact(blkbuf, sizeof (blkbuf), &bp); 515732885fcSMatthew Ahrens (void) printf("\t%s\n", blkbuf); 516732885fcSMatthew Ahrens } 517732885fcSMatthew Ahrens } 518732885fcSMatthew Ahrens 519732885fcSMatthew Ahrens /* ARGSUSED */ 520732885fcSMatthew Ahrens static void 521732885fcSMatthew Ahrens dump_bpobj_subobjs(objset_t *os, uint64_t object, void *data, size_t size) 522732885fcSMatthew Ahrens { 523732885fcSMatthew Ahrens dmu_object_info_t doi; 524732885fcSMatthew Ahrens 525732885fcSMatthew Ahrens VERIFY0(dmu_object_info(os, object, &doi)); 526732885fcSMatthew Ahrens uint64_t *subobjs = kmem_alloc(doi.doi_max_offset, KM_SLEEP); 527732885fcSMatthew Ahrens 528732885fcSMatthew Ahrens int err = dmu_read(os, object, 0, doi.doi_max_offset, subobjs, 0); 529732885fcSMatthew Ahrens if (err != 0) { 530732885fcSMatthew Ahrens (void) printf("got error %u from dmu_read\n", err); 531732885fcSMatthew Ahrens kmem_free(subobjs, doi.doi_max_offset); 532732885fcSMatthew Ahrens return; 533732885fcSMatthew Ahrens } 534732885fcSMatthew Ahrens 535732885fcSMatthew Ahrens int64_t last_nonzero = -1; 536732885fcSMatthew Ahrens for (uint64_t i = 0; i < doi.doi_max_offset / 8; i++) { 537732885fcSMatthew Ahrens if (subobjs[i] != 0) 538732885fcSMatthew Ahrens last_nonzero = i; 539732885fcSMatthew Ahrens } 540732885fcSMatthew Ahrens 541732885fcSMatthew Ahrens for (int64_t i = 0; i <= last_nonzero; i++) { 542732885fcSMatthew Ahrens (void) printf("\t%llu\n", (longlong_t)subobjs[i]); 543732885fcSMatthew Ahrens } 544732885fcSMatthew Ahrens kmem_free(subobjs, doi.doi_max_offset); 545732885fcSMatthew Ahrens } 546732885fcSMatthew Ahrens 547486ae710SMatthew Ahrens /*ARGSUSED*/ 548486ae710SMatthew Ahrens static void 549486ae710SMatthew Ahrens dump_ddt_zap(objset_t *os, uint64_t object, void *data, size_t size) 550486ae710SMatthew Ahrens { 551486ae710SMatthew Ahrens dump_zap_stats(os, object); 552486ae710SMatthew Ahrens /* contents are printed elsewhere, properly decoded */ 553486ae710SMatthew Ahrens } 554486ae710SMatthew Ahrens 5550a586ceaSMark Shellenbaum /*ARGSUSED*/ 5560a586ceaSMark Shellenbaum static void 5570a586ceaSMark Shellenbaum dump_sa_attrs(objset_t *os, uint64_t object, void *data, size_t size) 5580a586ceaSMark Shellenbaum { 5590a586ceaSMark Shellenbaum zap_cursor_t zc; 5600a586ceaSMark Shellenbaum zap_attribute_t attr; 5610a586ceaSMark Shellenbaum 5620a586ceaSMark Shellenbaum dump_zap_stats(os, object); 5630a586ceaSMark Shellenbaum (void) printf("\n"); 5640a586ceaSMark Shellenbaum 5650a586ceaSMark Shellenbaum for (zap_cursor_init(&zc, os, object); 5660a586ceaSMark Shellenbaum zap_cursor_retrieve(&zc, &attr) == 0; 5670a586ceaSMark Shellenbaum zap_cursor_advance(&zc)) { 5680a586ceaSMark Shellenbaum (void) printf("\t\t%s = ", attr.za_name); 5690a586ceaSMark Shellenbaum if (attr.za_num_integers == 0) { 5700a586ceaSMark Shellenbaum (void) printf("\n"); 5710a586ceaSMark Shellenbaum continue; 5720a586ceaSMark Shellenbaum } 5730a586ceaSMark Shellenbaum (void) printf(" %llx : [%d:%d:%d]\n", 5740a586ceaSMark Shellenbaum (u_longlong_t)attr.za_first_integer, 5750a586ceaSMark Shellenbaum (int)ATTR_LENGTH(attr.za_first_integer), 5760a586ceaSMark Shellenbaum (int)ATTR_BSWAP(attr.za_first_integer), 5770a586ceaSMark Shellenbaum (int)ATTR_NUM(attr.za_first_integer)); 5780a586ceaSMark Shellenbaum } 5790a586ceaSMark Shellenbaum zap_cursor_fini(&zc); 5800a586ceaSMark Shellenbaum } 5810a586ceaSMark Shellenbaum 5820a586ceaSMark Shellenbaum /*ARGSUSED*/ 5830a586ceaSMark Shellenbaum static void 5840a586ceaSMark Shellenbaum dump_sa_layouts(objset_t *os, uint64_t object, void *data, size_t size) 5850a586ceaSMark Shellenbaum { 5860a586ceaSMark Shellenbaum zap_cursor_t zc; 5870a586ceaSMark Shellenbaum zap_attribute_t attr; 5880a586ceaSMark Shellenbaum uint16_t *layout_attrs; 5893f7978d0SAlan Somers unsigned i; 5900a586ceaSMark Shellenbaum 5910a586ceaSMark Shellenbaum dump_zap_stats(os, object); 5920a586ceaSMark Shellenbaum (void) printf("\n"); 5930a586ceaSMark Shellenbaum 5940a586ceaSMark Shellenbaum for (zap_cursor_init(&zc, os, object); 5950a586ceaSMark Shellenbaum zap_cursor_retrieve(&zc, &attr) == 0; 5960a586ceaSMark Shellenbaum zap_cursor_advance(&zc)) { 5970a586ceaSMark Shellenbaum (void) printf("\t\t%s = [", attr.za_name); 5980a586ceaSMark Shellenbaum if (attr.za_num_integers == 0) { 5990a586ceaSMark Shellenbaum (void) printf("\n"); 6000a586ceaSMark Shellenbaum continue; 6010a586ceaSMark Shellenbaum } 6020a586ceaSMark Shellenbaum 6030a586ceaSMark Shellenbaum VERIFY(attr.za_integer_length == 2); 6040a586ceaSMark Shellenbaum layout_attrs = umem_zalloc(attr.za_num_integers * 6050a586ceaSMark Shellenbaum attr.za_integer_length, UMEM_NOFAIL); 6060a586ceaSMark Shellenbaum 6070a586ceaSMark Shellenbaum VERIFY(zap_lookup(os, object, attr.za_name, 6080a586ceaSMark Shellenbaum attr.za_integer_length, 6090a586ceaSMark Shellenbaum attr.za_num_integers, layout_attrs) == 0); 6100a586ceaSMark Shellenbaum 6110a586ceaSMark Shellenbaum for (i = 0; i != attr.za_num_integers; i++) 6120a586ceaSMark Shellenbaum (void) printf(" %d ", (int)layout_attrs[i]); 6130a586ceaSMark Shellenbaum (void) printf("]\n"); 6140a586ceaSMark Shellenbaum umem_free(layout_attrs, 6150a586ceaSMark Shellenbaum attr.za_num_integers * attr.za_integer_length); 6160a586ceaSMark Shellenbaum } 6170a586ceaSMark Shellenbaum zap_cursor_fini(&zc); 6180a586ceaSMark Shellenbaum } 6190a586ceaSMark Shellenbaum 620e7437265Sahrens /*ARGSUSED*/ 621e7437265Sahrens static void 622e7437265Sahrens dump_zpldir(objset_t *os, uint64_t object, void *data, size_t size) 623e7437265Sahrens { 624e7437265Sahrens zap_cursor_t zc; 625e7437265Sahrens zap_attribute_t attr; 626e7437265Sahrens const char *typenames[] = { 627e7437265Sahrens /* 0 */ "not specified", 628e7437265Sahrens /* 1 */ "FIFO", 629e7437265Sahrens /* 2 */ "Character Device", 630e7437265Sahrens /* 3 */ "3 (invalid)", 631e7437265Sahrens /* 4 */ "Directory", 632e7437265Sahrens /* 5 */ "5 (invalid)", 633e7437265Sahrens /* 6 */ "Block Device", 634e7437265Sahrens /* 7 */ "7 (invalid)", 635e7437265Sahrens /* 8 */ "Regular File", 636e7437265Sahrens /* 9 */ "9 (invalid)", 637e7437265Sahrens /* 10 */ "Symbolic Link", 638e7437265Sahrens /* 11 */ "11 (invalid)", 639e7437265Sahrens /* 12 */ "Socket", 640e7437265Sahrens /* 13 */ "Door", 641e7437265Sahrens /* 14 */ "Event Port", 642e7437265Sahrens /* 15 */ "15 (invalid)", 643e7437265Sahrens }; 644e7437265Sahrens 645e7437265Sahrens dump_zap_stats(os, object); 646e7437265Sahrens (void) printf("\n"); 647e7437265Sahrens 648e7437265Sahrens for (zap_cursor_init(&zc, os, object); 649e7437265Sahrens zap_cursor_retrieve(&zc, &attr) == 0; 650e7437265Sahrens zap_cursor_advance(&zc)) { 651e7437265Sahrens (void) printf("\t\t%s = %lld (type: %s)\n", 652e7437265Sahrens attr.za_name, ZFS_DIRENT_OBJ(attr.za_first_integer), 653e7437265Sahrens typenames[ZFS_DIRENT_TYPE(attr.za_first_integer)]); 654e7437265Sahrens } 655e7437265Sahrens zap_cursor_fini(&zc); 656e7437265Sahrens } 657e7437265Sahrens 6583f7978d0SAlan Somers static int 6590713e232SGeorge Wilson get_dtl_refcount(vdev_t *vd) 6600713e232SGeorge Wilson { 6610713e232SGeorge Wilson int refcount = 0; 6620713e232SGeorge Wilson 6630713e232SGeorge Wilson if (vd->vdev_ops->vdev_op_leaf) { 6640713e232SGeorge Wilson space_map_t *sm = vd->vdev_dtl_sm; 6650713e232SGeorge Wilson 6660713e232SGeorge Wilson if (sm != NULL && 6670713e232SGeorge Wilson sm->sm_dbuf->db_size == sizeof (space_map_phys_t)) 6680713e232SGeorge Wilson return (1); 6690713e232SGeorge Wilson return (0); 6700713e232SGeorge Wilson } 6710713e232SGeorge Wilson 6723f7978d0SAlan Somers for (unsigned c = 0; c < vd->vdev_children; c++) 6730713e232SGeorge Wilson refcount += get_dtl_refcount(vd->vdev_child[c]); 6740713e232SGeorge Wilson return (refcount); 6750713e232SGeorge Wilson } 6760713e232SGeorge Wilson 6773f7978d0SAlan Somers static int 6780713e232SGeorge Wilson get_metaslab_refcount(vdev_t *vd) 6790713e232SGeorge Wilson { 6800713e232SGeorge Wilson int refcount = 0; 6810713e232SGeorge Wilson 6825cabbc6bSPrashanth Sreenivasa if (vd->vdev_top == vd) { 6835cabbc6bSPrashanth Sreenivasa for (uint64_t m = 0; m < vd->vdev_ms_count; m++) { 6840713e232SGeorge Wilson space_map_t *sm = vd->vdev_ms[m]->ms_sm; 6850713e232SGeorge Wilson 6860713e232SGeorge Wilson if (sm != NULL && 6870713e232SGeorge Wilson sm->sm_dbuf->db_size == sizeof (space_map_phys_t)) 6880713e232SGeorge Wilson refcount++; 6890713e232SGeorge Wilson } 6900713e232SGeorge Wilson } 6913f7978d0SAlan Somers for (unsigned c = 0; c < vd->vdev_children; c++) 6920713e232SGeorge Wilson refcount += get_metaslab_refcount(vd->vdev_child[c]); 6930713e232SGeorge Wilson 6940713e232SGeorge Wilson return (refcount); 6950713e232SGeorge Wilson } 6960713e232SGeorge Wilson 6975cabbc6bSPrashanth Sreenivasa static int 6985cabbc6bSPrashanth Sreenivasa get_obsolete_refcount(vdev_t *vd) 6995cabbc6bSPrashanth Sreenivasa { 7005cabbc6bSPrashanth Sreenivasa int refcount = 0; 7015cabbc6bSPrashanth Sreenivasa 7025cabbc6bSPrashanth Sreenivasa uint64_t obsolete_sm_obj = vdev_obsolete_sm_object(vd); 7035cabbc6bSPrashanth Sreenivasa if (vd->vdev_top == vd && obsolete_sm_obj != 0) { 7045cabbc6bSPrashanth Sreenivasa dmu_object_info_t doi; 7055cabbc6bSPrashanth Sreenivasa VERIFY0(dmu_object_info(vd->vdev_spa->spa_meta_objset, 7065cabbc6bSPrashanth Sreenivasa obsolete_sm_obj, &doi)); 7075cabbc6bSPrashanth Sreenivasa if (doi.doi_bonus_size == sizeof (space_map_phys_t)) { 7085cabbc6bSPrashanth Sreenivasa refcount++; 7095cabbc6bSPrashanth Sreenivasa } 7105cabbc6bSPrashanth Sreenivasa } else { 7115cabbc6bSPrashanth Sreenivasa ASSERT3P(vd->vdev_obsolete_sm, ==, NULL); 7125cabbc6bSPrashanth Sreenivasa ASSERT3U(obsolete_sm_obj, ==, 0); 7135cabbc6bSPrashanth Sreenivasa } 7145cabbc6bSPrashanth Sreenivasa for (unsigned c = 0; c < vd->vdev_children; c++) { 7155cabbc6bSPrashanth Sreenivasa refcount += get_obsolete_refcount(vd->vdev_child[c]); 7165cabbc6bSPrashanth Sreenivasa } 7175cabbc6bSPrashanth Sreenivasa 7185cabbc6bSPrashanth Sreenivasa return (refcount); 7195cabbc6bSPrashanth Sreenivasa } 7205cabbc6bSPrashanth Sreenivasa 7215cabbc6bSPrashanth Sreenivasa static int 7225cabbc6bSPrashanth Sreenivasa get_prev_obsolete_spacemap_refcount(spa_t *spa) 7235cabbc6bSPrashanth Sreenivasa { 7245cabbc6bSPrashanth Sreenivasa uint64_t prev_obj = 7255cabbc6bSPrashanth Sreenivasa spa->spa_condensing_indirect_phys.scip_prev_obsolete_sm_object; 7265cabbc6bSPrashanth Sreenivasa if (prev_obj != 0) { 7275cabbc6bSPrashanth Sreenivasa dmu_object_info_t doi; 7285cabbc6bSPrashanth Sreenivasa VERIFY0(dmu_object_info(spa->spa_meta_objset, prev_obj, &doi)); 7295cabbc6bSPrashanth Sreenivasa if (doi.doi_bonus_size == sizeof (space_map_phys_t)) { 7305cabbc6bSPrashanth Sreenivasa return (1); 7315cabbc6bSPrashanth Sreenivasa } 7325cabbc6bSPrashanth Sreenivasa } 7335cabbc6bSPrashanth Sreenivasa return (0); 7345cabbc6bSPrashanth Sreenivasa } 7355cabbc6bSPrashanth Sreenivasa 73686714001SSerapheim Dimitropoulos static int 73786714001SSerapheim Dimitropoulos get_checkpoint_refcount(vdev_t *vd) 73886714001SSerapheim Dimitropoulos { 73986714001SSerapheim Dimitropoulos int refcount = 0; 74086714001SSerapheim Dimitropoulos 74186714001SSerapheim Dimitropoulos if (vd->vdev_top == vd && vd->vdev_top_zap != 0 && 74286714001SSerapheim Dimitropoulos zap_contains(spa_meta_objset(vd->vdev_spa), 74386714001SSerapheim Dimitropoulos vd->vdev_top_zap, VDEV_TOP_ZAP_POOL_CHECKPOINT_SM) == 0) 74486714001SSerapheim Dimitropoulos refcount++; 74586714001SSerapheim Dimitropoulos 74686714001SSerapheim Dimitropoulos for (uint64_t c = 0; c < vd->vdev_children; c++) 74786714001SSerapheim Dimitropoulos refcount += get_checkpoint_refcount(vd->vdev_child[c]); 74886714001SSerapheim Dimitropoulos 74986714001SSerapheim Dimitropoulos return (refcount); 75086714001SSerapheim Dimitropoulos } 75186714001SSerapheim Dimitropoulos 7520713e232SGeorge Wilson static int 7530713e232SGeorge Wilson verify_spacemap_refcounts(spa_t *spa) 7540713e232SGeorge Wilson { 7552acef22dSMatthew Ahrens uint64_t expected_refcount = 0; 7562acef22dSMatthew Ahrens uint64_t actual_refcount; 7570713e232SGeorge Wilson 7582acef22dSMatthew Ahrens (void) feature_get_refcount(spa, 7592acef22dSMatthew Ahrens &spa_feature_table[SPA_FEATURE_SPACEMAP_HISTOGRAM], 7602acef22dSMatthew Ahrens &expected_refcount); 7610713e232SGeorge Wilson actual_refcount = get_dtl_refcount(spa->spa_root_vdev); 7620713e232SGeorge Wilson actual_refcount += get_metaslab_refcount(spa->spa_root_vdev); 7635cabbc6bSPrashanth Sreenivasa actual_refcount += get_obsolete_refcount(spa->spa_root_vdev); 7645cabbc6bSPrashanth Sreenivasa actual_refcount += get_prev_obsolete_spacemap_refcount(spa); 76586714001SSerapheim Dimitropoulos actual_refcount += get_checkpoint_refcount(spa->spa_root_vdev); 7660713e232SGeorge Wilson 7670713e232SGeorge Wilson if (expected_refcount != actual_refcount) { 7682acef22dSMatthew Ahrens (void) printf("space map refcount mismatch: expected %lld != " 7692acef22dSMatthew Ahrens "actual %lld\n", 7702acef22dSMatthew Ahrens (longlong_t)expected_refcount, 7712acef22dSMatthew Ahrens (longlong_t)actual_refcount); 7720713e232SGeorge Wilson return (2); 7730713e232SGeorge Wilson } 7740713e232SGeorge Wilson return (0); 7750713e232SGeorge Wilson } 7760713e232SGeorge Wilson 777fa9e4066Sahrens static void 7780713e232SGeorge Wilson dump_spacemap(objset_t *os, space_map_t *sm) 779fa9e4066Sahrens { 7805cabbc6bSPrashanth Sreenivasa char *ddata[] = { "ALLOC", "FREE", "CONDENSE", "INVALID", 7815cabbc6bSPrashanth Sreenivasa "INVALID", "INVALID", "INVALID", "INVALID" }; 782fa9e4066Sahrens 7830713e232SGeorge Wilson if (sm == NULL) 784fa9e4066Sahrens return; 785fa9e4066Sahrens 7865cabbc6bSPrashanth Sreenivasa (void) printf("space map object %llu:\n", 7875cabbc6bSPrashanth Sreenivasa (longlong_t)sm->sm_phys->smp_object); 7885cabbc6bSPrashanth Sreenivasa (void) printf(" smp_objsize = 0x%llx\n", 7895cabbc6bSPrashanth Sreenivasa (longlong_t)sm->sm_phys->smp_objsize); 7905cabbc6bSPrashanth Sreenivasa (void) printf(" smp_alloc = 0x%llx\n", 7915cabbc6bSPrashanth Sreenivasa (longlong_t)sm->sm_phys->smp_alloc); 7925cabbc6bSPrashanth Sreenivasa 793fa9e4066Sahrens /* 794fa9e4066Sahrens * Print out the freelist entries in both encoded and decoded form. 795fa9e4066Sahrens */ 79617f11284SSerapheim Dimitropoulos uint8_t mapshift = sm->sm_shift; 79717f11284SSerapheim Dimitropoulos int64_t alloc = 0; 79817f11284SSerapheim Dimitropoulos uint64_t word; 79917f11284SSerapheim Dimitropoulos for (uint64_t offset = 0; offset < space_map_length(sm); 80017f11284SSerapheim Dimitropoulos offset += sizeof (word)) { 8010713e232SGeorge Wilson 8020713e232SGeorge Wilson VERIFY0(dmu_read(os, space_map_object(sm), offset, 80317f11284SSerapheim Dimitropoulos sizeof (word), &word, DMU_READ_PREFETCH)); 8040713e232SGeorge Wilson 80517f11284SSerapheim Dimitropoulos if (sm_entry_is_debug(word)) { 80687219db7SVictor Latushkin (void) printf("\t [%6llu] %s: txg %llu, pass %llu\n", 80717f11284SSerapheim Dimitropoulos (u_longlong_t)(offset / sizeof (word)), 80817f11284SSerapheim Dimitropoulos ddata[SM_DEBUG_ACTION_DECODE(word)], 80917f11284SSerapheim Dimitropoulos (u_longlong_t)SM_DEBUG_TXG_DECODE(word), 81017f11284SSerapheim Dimitropoulos (u_longlong_t)SM_DEBUG_SYNCPASS_DECODE(word)); 81117f11284SSerapheim Dimitropoulos continue; 81217f11284SSerapheim Dimitropoulos } 81317f11284SSerapheim Dimitropoulos 81417f11284SSerapheim Dimitropoulos uint8_t words; 81517f11284SSerapheim Dimitropoulos char entry_type; 81617f11284SSerapheim Dimitropoulos uint64_t entry_off, entry_run, entry_vdev = SM_NO_VDEVID; 81717f11284SSerapheim Dimitropoulos 81817f11284SSerapheim Dimitropoulos if (sm_entry_is_single_word(word)) { 81917f11284SSerapheim Dimitropoulos entry_type = (SM_TYPE_DECODE(word) == SM_ALLOC) ? 82017f11284SSerapheim Dimitropoulos 'A' : 'F'; 82117f11284SSerapheim Dimitropoulos entry_off = (SM_OFFSET_DECODE(word) << mapshift) + 82217f11284SSerapheim Dimitropoulos sm->sm_start; 82317f11284SSerapheim Dimitropoulos entry_run = SM_RUN_DECODE(word) << mapshift; 82417f11284SSerapheim Dimitropoulos words = 1; 825fa9e4066Sahrens } else { 82617f11284SSerapheim Dimitropoulos /* it is a two-word entry so we read another word */ 82717f11284SSerapheim Dimitropoulos ASSERT(sm_entry_is_double_word(word)); 82817f11284SSerapheim Dimitropoulos 82917f11284SSerapheim Dimitropoulos uint64_t extra_word; 83017f11284SSerapheim Dimitropoulos offset += sizeof (extra_word); 83117f11284SSerapheim Dimitropoulos VERIFY0(dmu_read(os, space_map_object(sm), offset, 83217f11284SSerapheim Dimitropoulos sizeof (extra_word), &extra_word, 83317f11284SSerapheim Dimitropoulos DMU_READ_PREFETCH)); 83417f11284SSerapheim Dimitropoulos 83517f11284SSerapheim Dimitropoulos ASSERT3U(offset, <=, space_map_length(sm)); 83617f11284SSerapheim Dimitropoulos 83717f11284SSerapheim Dimitropoulos entry_run = SM2_RUN_DECODE(word) << mapshift; 83817f11284SSerapheim Dimitropoulos entry_vdev = SM2_VDEV_DECODE(word); 83917f11284SSerapheim Dimitropoulos entry_type = (SM2_TYPE_DECODE(extra_word) == SM_ALLOC) ? 84017f11284SSerapheim Dimitropoulos 'A' : 'F'; 84117f11284SSerapheim Dimitropoulos entry_off = (SM2_OFFSET_DECODE(extra_word) << 84217f11284SSerapheim Dimitropoulos mapshift) + sm->sm_start; 84317f11284SSerapheim Dimitropoulos words = 2; 844fa9e4066Sahrens } 84517f11284SSerapheim Dimitropoulos 84617f11284SSerapheim Dimitropoulos (void) printf("\t [%6llu] %c range:" 84717f11284SSerapheim Dimitropoulos " %010llx-%010llx size: %06llx vdev: %06llu words: %u\n", 84817f11284SSerapheim Dimitropoulos (u_longlong_t)(offset / sizeof (word)), 84917f11284SSerapheim Dimitropoulos entry_type, (u_longlong_t)entry_off, 85017f11284SSerapheim Dimitropoulos (u_longlong_t)(entry_off + entry_run), 85117f11284SSerapheim Dimitropoulos (u_longlong_t)entry_run, 85217f11284SSerapheim Dimitropoulos (u_longlong_t)entry_vdev, words); 85317f11284SSerapheim Dimitropoulos 85417f11284SSerapheim Dimitropoulos if (entry_type == 'A') 85517f11284SSerapheim Dimitropoulos alloc += entry_run; 85617f11284SSerapheim Dimitropoulos else 85717f11284SSerapheim Dimitropoulos alloc -= entry_run; 858fa9e4066Sahrens } 85917f11284SSerapheim Dimitropoulos if ((uint64_t)alloc != space_map_allocated(sm)) { 86017f11284SSerapheim Dimitropoulos (void) printf("space_map_object alloc (%lld) INCONSISTENT " 86117f11284SSerapheim Dimitropoulos "with space map summary (%lld)\n", 86217f11284SSerapheim Dimitropoulos (longlong_t)space_map_allocated(sm), (longlong_t)alloc); 863fa9e4066Sahrens } 864fa9e4066Sahrens } 865fa9e4066Sahrens 866d6e555bdSGeorge Wilson static void 867d6e555bdSGeorge Wilson dump_metaslab_stats(metaslab_t *msp) 868d6e555bdSGeorge Wilson { 8693f9d6ad7SLin Ling char maxbuf[32]; 87086714001SSerapheim Dimitropoulos range_tree_t *rt = msp->ms_allocatable; 87186714001SSerapheim Dimitropoulos avl_tree_t *t = &msp->ms_allocatable_by_size; 8720713e232SGeorge Wilson int free_pct = range_tree_space(rt) * 100 / msp->ms_size; 873d6e555bdSGeorge Wilson 8740a055120SJason King /* max sure nicenum has enough space */ 8750a055120SJason King CTASSERT(sizeof (maxbuf) >= NN_NUMBUF_SZ); 8760a055120SJason King 8770a055120SJason King zdb_nicenum(metaslab_block_maxsize(msp), maxbuf, sizeof (maxbuf)); 878d6e555bdSGeorge Wilson 87987219db7SVictor Latushkin (void) printf("\t %25s %10lu %7s %6s %4s %4d%%\n", 880d6e555bdSGeorge Wilson "segments", avl_numnodes(t), "maxsize", maxbuf, 881d6e555bdSGeorge Wilson "freepct", free_pct); 8820713e232SGeorge Wilson (void) printf("\tIn-memory histogram:\n"); 8830713e232SGeorge Wilson dump_histogram(rt->rt_histogram, RANGE_TREE_HISTOGRAM_SIZE, 0); 884d6e555bdSGeorge Wilson } 885d6e555bdSGeorge Wilson 886fa9e4066Sahrens static void 887fa9e4066Sahrens dump_metaslab(metaslab_t *msp) 888fa9e4066Sahrens { 889fa9e4066Sahrens vdev_t *vd = msp->ms_group->mg_vd; 890fa9e4066Sahrens spa_t *spa = vd->vdev_spa; 8910713e232SGeorge Wilson space_map_t *sm = msp->ms_sm; 8923f9d6ad7SLin Ling char freebuf[32]; 893fa9e4066Sahrens 8940a055120SJason King zdb_nicenum(msp->ms_size - space_map_allocated(sm), freebuf, 8950a055120SJason King sizeof (freebuf)); 896fa9e4066Sahrens 897fa9e4066Sahrens (void) printf( 89887219db7SVictor Latushkin "\tmetaslab %6llu offset %12llx spacemap %6llu free %5s\n", 8990713e232SGeorge Wilson (u_longlong_t)msp->ms_id, (u_longlong_t)msp->ms_start, 9000713e232SGeorge Wilson (u_longlong_t)space_map_object(sm), freebuf); 901fa9e4066Sahrens 9020713e232SGeorge Wilson if (dump_opt['m'] > 2 && !dump_opt['L']) { 903d6e555bdSGeorge Wilson mutex_enter(&msp->ms_lock); 9040713e232SGeorge Wilson metaslab_load_wait(msp); 9050713e232SGeorge Wilson if (!msp->ms_loaded) { 9060713e232SGeorge Wilson VERIFY0(metaslab_load(msp)); 90786714001SSerapheim Dimitropoulos range_tree_stat_verify(msp->ms_allocatable); 9080713e232SGeorge Wilson } 909bc3975b5SVictor Latushkin dump_metaslab_stats(msp); 9100713e232SGeorge Wilson metaslab_unload(msp); 911d6e555bdSGeorge Wilson mutex_exit(&msp->ms_lock); 912d6e555bdSGeorge Wilson } 913d6e555bdSGeorge Wilson 9140713e232SGeorge Wilson if (dump_opt['m'] > 1 && sm != NULL && 9152acef22dSMatthew Ahrens spa_feature_is_active(spa, SPA_FEATURE_SPACEMAP_HISTOGRAM)) { 9160713e232SGeorge Wilson /* 9170713e232SGeorge Wilson * The space map histogram represents free space in chunks 9180713e232SGeorge Wilson * of sm_shift (i.e. bucket 0 refers to 2^sm_shift). 9190713e232SGeorge Wilson */ 9202e4c9986SGeorge Wilson (void) printf("\tOn-disk histogram:\t\tfragmentation %llu\n", 9212e4c9986SGeorge Wilson (u_longlong_t)msp->ms_fragmentation); 9220713e232SGeorge Wilson dump_histogram(sm->sm_phys->smp_histogram, 9232e4c9986SGeorge Wilson SPACE_MAP_HISTOGRAM_SIZE, sm->sm_shift); 9240713e232SGeorge Wilson } 9250713e232SGeorge Wilson 9260713e232SGeorge Wilson if (dump_opt['d'] > 5 || dump_opt['m'] > 3) { 9270713e232SGeorge Wilson ASSERT(msp->ms_size == (1ULL << vd->vdev_ms_shift)); 928d6e555bdSGeorge Wilson 9290713e232SGeorge Wilson dump_spacemap(spa->spa_meta_objset, msp->ms_sm); 930d6e555bdSGeorge Wilson } 93187219db7SVictor Latushkin } 932fa9e4066Sahrens 93387219db7SVictor Latushkin static void 93487219db7SVictor Latushkin print_vdev_metaslab_header(vdev_t *vd) 93587219db7SVictor Latushkin { 93687219db7SVictor Latushkin (void) printf("\tvdev %10llu\n\t%-10s%5llu %-19s %-15s %-10s\n", 93787219db7SVictor Latushkin (u_longlong_t)vd->vdev_id, 93887219db7SVictor Latushkin "metaslabs", (u_longlong_t)vd->vdev_ms_count, 93987219db7SVictor Latushkin "offset", "spacemap", "free"); 94087219db7SVictor Latushkin (void) printf("\t%15s %19s %15s %10s\n", 94187219db7SVictor Latushkin "---------------", "-------------------", 94287219db7SVictor Latushkin "---------------", "-------------"); 943fa9e4066Sahrens } 944fa9e4066Sahrens 9452e4c9986SGeorge Wilson static void 9462e4c9986SGeorge Wilson dump_metaslab_groups(spa_t *spa) 9472e4c9986SGeorge Wilson { 9482e4c9986SGeorge Wilson vdev_t *rvd = spa->spa_root_vdev; 9492e4c9986SGeorge Wilson metaslab_class_t *mc = spa_normal_class(spa); 9502e4c9986SGeorge Wilson uint64_t fragmentation; 9512e4c9986SGeorge Wilson 9522e4c9986SGeorge Wilson metaslab_class_histogram_verify(mc); 9532e4c9986SGeorge Wilson 9543f7978d0SAlan Somers for (unsigned c = 0; c < rvd->vdev_children; c++) { 9552e4c9986SGeorge Wilson vdev_t *tvd = rvd->vdev_child[c]; 9562e4c9986SGeorge Wilson metaslab_group_t *mg = tvd->vdev_mg; 9572e4c9986SGeorge Wilson 9582e4c9986SGeorge Wilson if (mg->mg_class != mc) 9592e4c9986SGeorge Wilson continue; 9602e4c9986SGeorge Wilson 9612e4c9986SGeorge Wilson metaslab_group_histogram_verify(mg); 9622e4c9986SGeorge Wilson mg->mg_fragmentation = metaslab_group_fragmentation(mg); 9632e4c9986SGeorge Wilson 9642e4c9986SGeorge Wilson (void) printf("\tvdev %10llu\t\tmetaslabs%5llu\t\t" 9652e4c9986SGeorge Wilson "fragmentation", 9662e4c9986SGeorge Wilson (u_longlong_t)tvd->vdev_id, 9672e4c9986SGeorge Wilson (u_longlong_t)tvd->vdev_ms_count); 9682e4c9986SGeorge Wilson if (mg->mg_fragmentation == ZFS_FRAG_INVALID) { 9692e4c9986SGeorge Wilson (void) printf("%3s\n", "-"); 9702e4c9986SGeorge Wilson } else { 9712e4c9986SGeorge Wilson (void) printf("%3llu%%\n", 9722e4c9986SGeorge Wilson (u_longlong_t)mg->mg_fragmentation); 9732e4c9986SGeorge Wilson } 9742e4c9986SGeorge Wilson dump_histogram(mg->mg_histogram, RANGE_TREE_HISTOGRAM_SIZE, 0); 9752e4c9986SGeorge Wilson } 9762e4c9986SGeorge Wilson 9772e4c9986SGeorge Wilson (void) printf("\tpool %s\tfragmentation", spa_name(spa)); 9782e4c9986SGeorge Wilson fragmentation = metaslab_class_fragmentation(mc); 9792e4c9986SGeorge Wilson if (fragmentation == ZFS_FRAG_INVALID) 9802e4c9986SGeorge Wilson (void) printf("\t%3s\n", "-"); 9812e4c9986SGeorge Wilson else 9822e4c9986SGeorge Wilson (void) printf("\t%3llu%%\n", (u_longlong_t)fragmentation); 9832e4c9986SGeorge Wilson dump_histogram(mc->mc_histogram, RANGE_TREE_HISTOGRAM_SIZE, 0); 9842e4c9986SGeorge Wilson } 9852e4c9986SGeorge Wilson 9865cabbc6bSPrashanth Sreenivasa static void 9875cabbc6bSPrashanth Sreenivasa print_vdev_indirect(vdev_t *vd) 9885cabbc6bSPrashanth Sreenivasa { 9895cabbc6bSPrashanth Sreenivasa vdev_indirect_config_t *vic = &vd->vdev_indirect_config; 9905cabbc6bSPrashanth Sreenivasa vdev_indirect_mapping_t *vim = vd->vdev_indirect_mapping; 9915cabbc6bSPrashanth Sreenivasa vdev_indirect_births_t *vib = vd->vdev_indirect_births; 9925cabbc6bSPrashanth Sreenivasa 9935cabbc6bSPrashanth Sreenivasa if (vim == NULL) { 9945cabbc6bSPrashanth Sreenivasa ASSERT3P(vib, ==, NULL); 9955cabbc6bSPrashanth Sreenivasa return; 9965cabbc6bSPrashanth Sreenivasa } 9975cabbc6bSPrashanth Sreenivasa 9985cabbc6bSPrashanth Sreenivasa ASSERT3U(vdev_indirect_mapping_object(vim), ==, 9995cabbc6bSPrashanth Sreenivasa vic->vic_mapping_object); 10005cabbc6bSPrashanth Sreenivasa ASSERT3U(vdev_indirect_births_object(vib), ==, 10015cabbc6bSPrashanth Sreenivasa vic->vic_births_object); 10025cabbc6bSPrashanth Sreenivasa 10035cabbc6bSPrashanth Sreenivasa (void) printf("indirect births obj %llu:\n", 10045cabbc6bSPrashanth Sreenivasa (longlong_t)vic->vic_births_object); 10055cabbc6bSPrashanth Sreenivasa (void) printf(" vib_count = %llu\n", 10065cabbc6bSPrashanth Sreenivasa (longlong_t)vdev_indirect_births_count(vib)); 10075cabbc6bSPrashanth Sreenivasa for (uint64_t i = 0; i < vdev_indirect_births_count(vib); i++) { 10085cabbc6bSPrashanth Sreenivasa vdev_indirect_birth_entry_phys_t *cur_vibe = 10095cabbc6bSPrashanth Sreenivasa &vib->vib_entries[i]; 10105cabbc6bSPrashanth Sreenivasa (void) printf("\toffset %llx -> txg %llu\n", 10115cabbc6bSPrashanth Sreenivasa (longlong_t)cur_vibe->vibe_offset, 10125cabbc6bSPrashanth Sreenivasa (longlong_t)cur_vibe->vibe_phys_birth_txg); 10135cabbc6bSPrashanth Sreenivasa } 10145cabbc6bSPrashanth Sreenivasa (void) printf("\n"); 10155cabbc6bSPrashanth Sreenivasa 10165cabbc6bSPrashanth Sreenivasa (void) printf("indirect mapping obj %llu:\n", 10175cabbc6bSPrashanth Sreenivasa (longlong_t)vic->vic_mapping_object); 10185cabbc6bSPrashanth Sreenivasa (void) printf(" vim_max_offset = 0x%llx\n", 10195cabbc6bSPrashanth Sreenivasa (longlong_t)vdev_indirect_mapping_max_offset(vim)); 10205cabbc6bSPrashanth Sreenivasa (void) printf(" vim_bytes_mapped = 0x%llx\n", 10215cabbc6bSPrashanth Sreenivasa (longlong_t)vdev_indirect_mapping_bytes_mapped(vim)); 10225cabbc6bSPrashanth Sreenivasa (void) printf(" vim_count = %llu\n", 10235cabbc6bSPrashanth Sreenivasa (longlong_t)vdev_indirect_mapping_num_entries(vim)); 10245cabbc6bSPrashanth Sreenivasa 10255cabbc6bSPrashanth Sreenivasa if (dump_opt['d'] <= 5 && dump_opt['m'] <= 3) 10265cabbc6bSPrashanth Sreenivasa return; 10275cabbc6bSPrashanth Sreenivasa 10285cabbc6bSPrashanth Sreenivasa uint32_t *counts = vdev_indirect_mapping_load_obsolete_counts(vim); 10295cabbc6bSPrashanth Sreenivasa 10305cabbc6bSPrashanth Sreenivasa for (uint64_t i = 0; i < vdev_indirect_mapping_num_entries(vim); i++) { 10315cabbc6bSPrashanth Sreenivasa vdev_indirect_mapping_entry_phys_t *vimep = 10325cabbc6bSPrashanth Sreenivasa &vim->vim_entries[i]; 10335cabbc6bSPrashanth Sreenivasa (void) printf("\t<%llx:%llx:%llx> -> " 10345cabbc6bSPrashanth Sreenivasa "<%llx:%llx:%llx> (%x obsolete)\n", 10355cabbc6bSPrashanth Sreenivasa (longlong_t)vd->vdev_id, 10365cabbc6bSPrashanth Sreenivasa (longlong_t)DVA_MAPPING_GET_SRC_OFFSET(vimep), 10375cabbc6bSPrashanth Sreenivasa (longlong_t)DVA_GET_ASIZE(&vimep->vimep_dst), 10385cabbc6bSPrashanth Sreenivasa (longlong_t)DVA_GET_VDEV(&vimep->vimep_dst), 10395cabbc6bSPrashanth Sreenivasa (longlong_t)DVA_GET_OFFSET(&vimep->vimep_dst), 10405cabbc6bSPrashanth Sreenivasa (longlong_t)DVA_GET_ASIZE(&vimep->vimep_dst), 10415cabbc6bSPrashanth Sreenivasa counts[i]); 10425cabbc6bSPrashanth Sreenivasa } 10435cabbc6bSPrashanth Sreenivasa (void) printf("\n"); 10445cabbc6bSPrashanth Sreenivasa 10455cabbc6bSPrashanth Sreenivasa uint64_t obsolete_sm_object = vdev_obsolete_sm_object(vd); 10465cabbc6bSPrashanth Sreenivasa if (obsolete_sm_object != 0) { 10475cabbc6bSPrashanth Sreenivasa objset_t *mos = vd->vdev_spa->spa_meta_objset; 10485cabbc6bSPrashanth Sreenivasa (void) printf("obsolete space map object %llu:\n", 10495cabbc6bSPrashanth Sreenivasa (u_longlong_t)obsolete_sm_object); 10505cabbc6bSPrashanth Sreenivasa ASSERT(vd->vdev_obsolete_sm != NULL); 10515cabbc6bSPrashanth Sreenivasa ASSERT3U(space_map_object(vd->vdev_obsolete_sm), ==, 10525cabbc6bSPrashanth Sreenivasa obsolete_sm_object); 10535cabbc6bSPrashanth Sreenivasa dump_spacemap(mos, vd->vdev_obsolete_sm); 10545cabbc6bSPrashanth Sreenivasa (void) printf("\n"); 10555cabbc6bSPrashanth Sreenivasa } 10565cabbc6bSPrashanth Sreenivasa } 10575cabbc6bSPrashanth Sreenivasa 1058fa9e4066Sahrens static void 1059fa9e4066Sahrens dump_metaslabs(spa_t *spa) 1060fa9e4066Sahrens { 106187219db7SVictor Latushkin vdev_t *vd, *rvd = spa->spa_root_vdev; 106287219db7SVictor Latushkin uint64_t m, c = 0, children = rvd->vdev_children; 1063fa9e4066Sahrens 1064fa9e4066Sahrens (void) printf("\nMetaslabs:\n"); 1065fa9e4066Sahrens 106687219db7SVictor Latushkin if (!dump_opt['d'] && zopt_objects > 0) { 106787219db7SVictor Latushkin c = zopt_object[0]; 106887219db7SVictor Latushkin 106987219db7SVictor Latushkin if (c >= children) 107087219db7SVictor Latushkin (void) fatal("bad vdev id: %llu", (u_longlong_t)c); 1071fa9e4066Sahrens 107287219db7SVictor Latushkin if (zopt_objects > 1) { 107387219db7SVictor Latushkin vd = rvd->vdev_child[c]; 107487219db7SVictor Latushkin print_vdev_metaslab_header(vd); 107587219db7SVictor Latushkin 107687219db7SVictor Latushkin for (m = 1; m < zopt_objects; m++) { 107787219db7SVictor Latushkin if (zopt_object[m] < vd->vdev_ms_count) 107887219db7SVictor Latushkin dump_metaslab( 107987219db7SVictor Latushkin vd->vdev_ms[zopt_object[m]]); 108087219db7SVictor Latushkin else 108187219db7SVictor Latushkin (void) fprintf(stderr, "bad metaslab " 108287219db7SVictor Latushkin "number %llu\n", 108387219db7SVictor Latushkin (u_longlong_t)zopt_object[m]); 108487219db7SVictor Latushkin } 108587219db7SVictor Latushkin (void) printf("\n"); 108687219db7SVictor Latushkin return; 108787219db7SVictor Latushkin } 108887219db7SVictor Latushkin children = c + 1; 108987219db7SVictor Latushkin } 109087219db7SVictor Latushkin for (; c < children; c++) { 109187219db7SVictor Latushkin vd = rvd->vdev_child[c]; 109287219db7SVictor Latushkin print_vdev_metaslab_header(vd); 1093fa9e4066Sahrens 10945cabbc6bSPrashanth Sreenivasa print_vdev_indirect(vd); 10955cabbc6bSPrashanth Sreenivasa 1096fa9e4066Sahrens for (m = 0; m < vd->vdev_ms_count; m++) 1097fa9e4066Sahrens dump_metaslab(vd->vdev_ms[m]); 1098fa9e4066Sahrens (void) printf("\n"); 1099fa9e4066Sahrens } 1100fa9e4066Sahrens } 1101fa9e4066Sahrens 1102b24ab676SJeff Bonwick static void 1103b24ab676SJeff Bonwick dump_dde(const ddt_t *ddt, const ddt_entry_t *dde, uint64_t index) 1104b24ab676SJeff Bonwick { 1105b24ab676SJeff Bonwick const ddt_phys_t *ddp = dde->dde_phys; 1106b24ab676SJeff Bonwick const ddt_key_t *ddk = &dde->dde_key; 11073f7978d0SAlan Somers const char *types[4] = { "ditto", "single", "double", "triple" }; 1108b24ab676SJeff Bonwick char blkbuf[BP_SPRINTF_LEN]; 1109b24ab676SJeff Bonwick blkptr_t blk; 1110b24ab676SJeff Bonwick 1111b24ab676SJeff Bonwick for (int p = 0; p < DDT_PHYS_TYPES; p++, ddp++) { 1112b24ab676SJeff Bonwick if (ddp->ddp_phys_birth == 0) 1113b24ab676SJeff Bonwick continue; 1114bbfd46c4SJeff Bonwick ddt_bp_create(ddt->ddt_checksum, ddk, ddp, &blk); 111543466aaeSMax Grossman snprintf_blkptr(blkbuf, sizeof (blkbuf), &blk); 1116b24ab676SJeff Bonwick (void) printf("index %llx refcnt %llu %s %s\n", 1117b24ab676SJeff Bonwick (u_longlong_t)index, (u_longlong_t)ddp->ddp_refcnt, 1118b24ab676SJeff Bonwick types[p], blkbuf); 1119b24ab676SJeff Bonwick } 1120b24ab676SJeff Bonwick } 1121b24ab676SJeff Bonwick 1122b24ab676SJeff Bonwick static void 1123b24ab676SJeff Bonwick dump_dedup_ratio(const ddt_stat_t *dds) 1124b24ab676SJeff Bonwick { 1125b24ab676SJeff Bonwick double rL, rP, rD, D, dedup, compress, copies; 1126b24ab676SJeff Bonwick 1127b24ab676SJeff Bonwick if (dds->dds_blocks == 0) 1128b24ab676SJeff Bonwick return; 1129b24ab676SJeff Bonwick 1130b24ab676SJeff Bonwick rL = (double)dds->dds_ref_lsize; 1131b24ab676SJeff Bonwick rP = (double)dds->dds_ref_psize; 1132b24ab676SJeff Bonwick rD = (double)dds->dds_ref_dsize; 1133b24ab676SJeff Bonwick D = (double)dds->dds_dsize; 1134b24ab676SJeff Bonwick 1135b24ab676SJeff Bonwick dedup = rD / D; 1136b24ab676SJeff Bonwick compress = rL / rP; 1137b24ab676SJeff Bonwick copies = rD / rP; 1138b24ab676SJeff Bonwick 1139b24ab676SJeff Bonwick (void) printf("dedup = %.2f, compress = %.2f, copies = %.2f, " 1140b24ab676SJeff Bonwick "dedup * compress / copies = %.2f\n\n", 1141b24ab676SJeff Bonwick dedup, compress, copies, dedup * compress / copies); 1142b24ab676SJeff Bonwick } 1143b24ab676SJeff Bonwick 1144b24ab676SJeff Bonwick static void 1145b24ab676SJeff Bonwick dump_ddt(ddt_t *ddt, enum ddt_type type, enum ddt_class class) 1146b24ab676SJeff Bonwick { 1147b24ab676SJeff Bonwick char name[DDT_NAMELEN]; 1148b24ab676SJeff Bonwick ddt_entry_t dde; 1149b24ab676SJeff Bonwick uint64_t walk = 0; 1150b24ab676SJeff Bonwick dmu_object_info_t doi; 1151b24ab676SJeff Bonwick uint64_t count, dspace, mspace; 1152b24ab676SJeff Bonwick int error; 1153b24ab676SJeff Bonwick 1154b24ab676SJeff Bonwick error = ddt_object_info(ddt, type, class, &doi); 1155b24ab676SJeff Bonwick 1156b24ab676SJeff Bonwick if (error == ENOENT) 1157b24ab676SJeff Bonwick return; 1158b24ab676SJeff Bonwick ASSERT(error == 0); 1159b24ab676SJeff Bonwick 11607448a079SGeorge Wilson if ((count = ddt_object_count(ddt, type, class)) == 0) 11617448a079SGeorge Wilson return; 11627448a079SGeorge Wilson 1163b24ab676SJeff Bonwick dspace = doi.doi_physical_blocks_512 << 9; 1164b24ab676SJeff Bonwick mspace = doi.doi_fill_count * doi.doi_data_block_size; 1165b24ab676SJeff Bonwick 1166b24ab676SJeff Bonwick ddt_object_name(ddt, type, class, name); 1167b24ab676SJeff Bonwick 1168b24ab676SJeff Bonwick (void) printf("%s: %llu entries, size %llu on disk, %llu in core\n", 1169b24ab676SJeff Bonwick name, 1170b24ab676SJeff Bonwick (u_longlong_t)count, 1171b24ab676SJeff Bonwick (u_longlong_t)(dspace / count), 1172b24ab676SJeff Bonwick (u_longlong_t)(mspace / count)); 1173b24ab676SJeff Bonwick 1174b24ab676SJeff Bonwick if (dump_opt['D'] < 3) 1175b24ab676SJeff Bonwick return; 1176b24ab676SJeff Bonwick 11779eb19f4dSGeorge Wilson zpool_dump_ddt(NULL, &ddt->ddt_histogram[type][class]); 1178b24ab676SJeff Bonwick 1179b24ab676SJeff Bonwick if (dump_opt['D'] < 4) 1180b24ab676SJeff Bonwick return; 1181b24ab676SJeff Bonwick 1182b24ab676SJeff Bonwick if (dump_opt['D'] < 5 && class == DDT_CLASS_UNIQUE) 1183b24ab676SJeff Bonwick return; 1184b24ab676SJeff Bonwick 1185b24ab676SJeff Bonwick (void) printf("%s contents:\n\n", name); 1186b24ab676SJeff Bonwick 1187bbfd46c4SJeff Bonwick while ((error = ddt_object_walk(ddt, type, class, &walk, &dde)) == 0) 1188b24ab676SJeff Bonwick dump_dde(ddt, &dde, walk); 1189b24ab676SJeff Bonwick 119017f11284SSerapheim Dimitropoulos ASSERT3U(error, ==, ENOENT); 1191b24ab676SJeff Bonwick 1192b24ab676SJeff Bonwick (void) printf("\n"); 1193b24ab676SJeff Bonwick } 1194b24ab676SJeff Bonwick 1195b24ab676SJeff Bonwick static void 1196b24ab676SJeff Bonwick dump_all_ddts(spa_t *spa) 1197b24ab676SJeff Bonwick { 11983f7978d0SAlan Somers ddt_histogram_t ddh_total; 11993f7978d0SAlan Somers ddt_stat_t dds_total; 12003f7978d0SAlan Somers 12013f7978d0SAlan Somers bzero(&ddh_total, sizeof (ddh_total)); 12023f7978d0SAlan Somers bzero(&dds_total, sizeof (dds_total)); 1203b24ab676SJeff Bonwick 1204b24ab676SJeff Bonwick for (enum zio_checksum c = 0; c < ZIO_CHECKSUM_FUNCTIONS; c++) { 1205b24ab676SJeff Bonwick ddt_t *ddt = spa->spa_ddt[c]; 1206b24ab676SJeff Bonwick for (enum ddt_type type = 0; type < DDT_TYPES; type++) { 1207b24ab676SJeff Bonwick for (enum ddt_class class = 0; class < DDT_CLASSES; 1208b24ab676SJeff Bonwick class++) { 1209b24ab676SJeff Bonwick dump_ddt(ddt, type, class); 1210b24ab676SJeff Bonwick } 1211b24ab676SJeff Bonwick } 1212b24ab676SJeff Bonwick } 1213b24ab676SJeff Bonwick 12149eb19f4dSGeorge Wilson ddt_get_dedup_stats(spa, &dds_total); 1215b24ab676SJeff Bonwick 1216b24ab676SJeff Bonwick if (dds_total.dds_blocks == 0) { 1217b24ab676SJeff Bonwick (void) printf("All DDTs are empty\n"); 1218b24ab676SJeff Bonwick return; 1219b24ab676SJeff Bonwick } 1220b24ab676SJeff Bonwick 1221b24ab676SJeff Bonwick (void) printf("\n"); 1222b24ab676SJeff Bonwick 1223b24ab676SJeff Bonwick if (dump_opt['D'] > 1) { 1224b24ab676SJeff Bonwick (void) printf("DDT histogram (aggregated over all DDTs):\n"); 12259eb19f4dSGeorge Wilson ddt_get_dedup_histogram(spa, &ddh_total); 12269eb19f4dSGeorge Wilson zpool_dump_ddt(&dds_total, &ddh_total); 1227b24ab676SJeff Bonwick } 1228b24ab676SJeff Bonwick 1229b24ab676SJeff Bonwick dump_dedup_ratio(&dds_total); 1230b24ab676SJeff Bonwick } 1231b24ab676SJeff Bonwick 12328ad4d6ddSJeff Bonwick static void 12330713e232SGeorge Wilson dump_dtl_seg(void *arg, uint64_t start, uint64_t size) 12348ad4d6ddSJeff Bonwick { 12350713e232SGeorge Wilson char *prefix = arg; 12368ad4d6ddSJeff Bonwick 12378ad4d6ddSJeff Bonwick (void) printf("%s [%llu,%llu) length %llu\n", 12388ad4d6ddSJeff Bonwick prefix, 12398ad4d6ddSJeff Bonwick (u_longlong_t)start, 12408ad4d6ddSJeff Bonwick (u_longlong_t)(start + size), 12418ad4d6ddSJeff Bonwick (u_longlong_t)(size)); 12428ad4d6ddSJeff Bonwick } 12438ad4d6ddSJeff Bonwick 1244fa9e4066Sahrens static void 1245fa9e4066Sahrens dump_dtl(vdev_t *vd, int indent) 1246fa9e4066Sahrens { 12478ad4d6ddSJeff Bonwick spa_t *spa = vd->vdev_spa; 12488ad4d6ddSJeff Bonwick boolean_t required; 12493f7978d0SAlan Somers const char *name[DTL_TYPES] = { "missing", "partial", "scrub", 12503f7978d0SAlan Somers "outage" }; 12518ad4d6ddSJeff Bonwick char prefix[256]; 12528ad4d6ddSJeff Bonwick 12538f18d1faSGeorge Wilson spa_vdev_state_enter(spa, SCL_NONE); 12548ad4d6ddSJeff Bonwick required = vdev_dtl_required(vd); 12558ad4d6ddSJeff Bonwick (void) spa_vdev_state_exit(spa, NULL, 0); 1256fa9e4066Sahrens 1257fa9e4066Sahrens if (indent == 0) 1258fa9e4066Sahrens (void) printf("\nDirty time logs:\n\n"); 1259fa9e4066Sahrens 12608ad4d6ddSJeff Bonwick (void) printf("\t%*s%s [%s]\n", indent, "", 1261e14bb325SJeff Bonwick vd->vdev_path ? vd->vdev_path : 12628ad4d6ddSJeff Bonwick vd->vdev_parent ? vd->vdev_ops->vdev_op_type : spa_name(spa), 12638ad4d6ddSJeff Bonwick required ? "DTL-required" : "DTL-expendable"); 1264fa9e4066Sahrens 12658ad4d6ddSJeff Bonwick for (int t = 0; t < DTL_TYPES; t++) { 12660713e232SGeorge Wilson range_tree_t *rt = vd->vdev_dtl[t]; 12670713e232SGeorge Wilson if (range_tree_space(rt) == 0) 12688ad4d6ddSJeff Bonwick continue; 12698ad4d6ddSJeff Bonwick (void) snprintf(prefix, sizeof (prefix), "\t%*s%s", 12708ad4d6ddSJeff Bonwick indent + 2, "", name[t]); 12710713e232SGeorge Wilson range_tree_walk(rt, dump_dtl_seg, prefix); 12728ad4d6ddSJeff Bonwick if (dump_opt['d'] > 5 && vd->vdev_children == 0) 12730713e232SGeorge Wilson dump_spacemap(spa->spa_meta_objset, vd->vdev_dtl_sm); 1274fa9e4066Sahrens } 1275fa9e4066Sahrens 12763f7978d0SAlan Somers for (unsigned c = 0; c < vd->vdev_children; c++) 1277fa9e4066Sahrens dump_dtl(vd->vdev_child[c], indent + 4); 1278fa9e4066Sahrens } 1279fa9e4066Sahrens 12808f18d1faSGeorge Wilson static void 12818f18d1faSGeorge Wilson dump_history(spa_t *spa) 12828f18d1faSGeorge Wilson { 12838f18d1faSGeorge Wilson nvlist_t **events = NULL; 1284e4161df6SVictor Latushkin uint64_t resid, len, off = 0; 12858f18d1faSGeorge Wilson uint_t num = 0; 12868f18d1faSGeorge Wilson int error; 12878f18d1faSGeorge Wilson time_t tsec; 12888f18d1faSGeorge Wilson struct tm t; 12898f18d1faSGeorge Wilson char tbuf[30]; 12908f18d1faSGeorge Wilson char internalstr[MAXPATHLEN]; 12918f18d1faSGeorge Wilson 12923f84190cSMatthew Ahrens char *buf = umem_alloc(SPA_MAXBLOCKSIZE, UMEM_NOFAIL); 12938f18d1faSGeorge Wilson do { 12943f84190cSMatthew Ahrens len = SPA_MAXBLOCKSIZE; 1295e4161df6SVictor Latushkin 12968f18d1faSGeorge Wilson if ((error = spa_history_get(spa, &off, &len, buf)) != 0) { 12978f18d1faSGeorge Wilson (void) fprintf(stderr, "Unable to read history: " 12988f18d1faSGeorge Wilson "error %d\n", error); 12993f84190cSMatthew Ahrens umem_free(buf, SPA_MAXBLOCKSIZE); 13008f18d1faSGeorge Wilson return; 13018f18d1faSGeorge Wilson } 13028f18d1faSGeorge Wilson 13038f18d1faSGeorge Wilson if (zpool_history_unpack(buf, len, &resid, &events, &num) != 0) 13048f18d1faSGeorge Wilson break; 13058f18d1faSGeorge Wilson 13068f18d1faSGeorge Wilson off -= resid; 13078f18d1faSGeorge Wilson } while (len != 0); 13083f84190cSMatthew Ahrens umem_free(buf, SPA_MAXBLOCKSIZE); 13098f18d1faSGeorge Wilson 13108f18d1faSGeorge Wilson (void) printf("\nHistory:\n"); 13113f7978d0SAlan Somers for (unsigned i = 0; i < num; i++) { 13128f18d1faSGeorge Wilson uint64_t time, txg, ievent; 13138f18d1faSGeorge Wilson char *cmd, *intstr; 13144445fffbSMatthew Ahrens boolean_t printed = B_FALSE; 13158f18d1faSGeorge Wilson 13168f18d1faSGeorge Wilson if (nvlist_lookup_uint64(events[i], ZPOOL_HIST_TIME, 13178f18d1faSGeorge Wilson &time) != 0) 13184445fffbSMatthew Ahrens goto next; 13198f18d1faSGeorge Wilson if (nvlist_lookup_string(events[i], ZPOOL_HIST_CMD, 13208f18d1faSGeorge Wilson &cmd) != 0) { 13218f18d1faSGeorge Wilson if (nvlist_lookup_uint64(events[i], 13228f18d1faSGeorge Wilson ZPOOL_HIST_INT_EVENT, &ievent) != 0) 13234445fffbSMatthew Ahrens goto next; 13248f18d1faSGeorge Wilson verify(nvlist_lookup_uint64(events[i], 13258f18d1faSGeorge Wilson ZPOOL_HIST_TXG, &txg) == 0); 13268f18d1faSGeorge Wilson verify(nvlist_lookup_string(events[i], 13278f18d1faSGeorge Wilson ZPOOL_HIST_INT_STR, &intstr) == 0); 13284445fffbSMatthew Ahrens if (ievent >= ZFS_NUM_LEGACY_HISTORY_EVENTS) 13294445fffbSMatthew Ahrens goto next; 13308f18d1faSGeorge Wilson 13318f18d1faSGeorge Wilson (void) snprintf(internalstr, 13328f18d1faSGeorge Wilson sizeof (internalstr), 13333f7978d0SAlan Somers "[internal %s txg:%ju] %s", 13343f7978d0SAlan Somers zfs_history_event_names[ievent], (uintmax_t)txg, 13358f18d1faSGeorge Wilson intstr); 13368f18d1faSGeorge Wilson cmd = internalstr; 13378f18d1faSGeorge Wilson } 13388f18d1faSGeorge Wilson tsec = time; 13398f18d1faSGeorge Wilson (void) localtime_r(&tsec, &t); 13408f18d1faSGeorge Wilson (void) strftime(tbuf, sizeof (tbuf), "%F.%T", &t); 13418f18d1faSGeorge Wilson (void) printf("%s %s\n", tbuf, cmd); 13424445fffbSMatthew Ahrens printed = B_TRUE; 13434445fffbSMatthew Ahrens 13444445fffbSMatthew Ahrens next: 13454445fffbSMatthew Ahrens if (dump_opt['h'] > 1) { 13464445fffbSMatthew Ahrens if (!printed) 13474445fffbSMatthew Ahrens (void) printf("unrecognized record:\n"); 13484445fffbSMatthew Ahrens dump_nvlist(events[i], 2); 13494445fffbSMatthew Ahrens } 13508f18d1faSGeorge Wilson } 13518f18d1faSGeorge Wilson } 13528f18d1faSGeorge Wilson 1353fa9e4066Sahrens /*ARGSUSED*/ 1354fa9e4066Sahrens static void 1355fa9e4066Sahrens dump_dnode(objset_t *os, uint64_t object, void *data, size_t size) 1356fa9e4066Sahrens { 1357fa9e4066Sahrens } 1358fa9e4066Sahrens 1359fa9e4066Sahrens static uint64_t 13607802d7bfSMatthew Ahrens blkid2offset(const dnode_phys_t *dnp, const blkptr_t *bp, 13617802d7bfSMatthew Ahrens const zbookmark_phys_t *zb) 1362fa9e4066Sahrens { 1363b24ab676SJeff Bonwick if (dnp == NULL) { 1364b24ab676SJeff Bonwick ASSERT(zb->zb_level < 0); 1365b24ab676SJeff Bonwick if (zb->zb_object == 0) 1366b24ab676SJeff Bonwick return (zb->zb_blkid); 1367b24ab676SJeff Bonwick return (zb->zb_blkid * BP_GET_LSIZE(bp)); 1368b24ab676SJeff Bonwick } 1369b24ab676SJeff Bonwick 1370b24ab676SJeff Bonwick ASSERT(zb->zb_level >= 0); 1371fa9e4066Sahrens 1372b24ab676SJeff Bonwick return ((zb->zb_blkid << 1373b24ab676SJeff Bonwick (zb->zb_level * (dnp->dn_indblkshift - SPA_BLKPTRSHIFT))) * 1374fa9e4066Sahrens dnp->dn_datablkszsec << SPA_MINBLOCKSHIFT); 1375fa9e4066Sahrens } 1376fa9e4066Sahrens 137744cd46caSbillm static void 137843466aaeSMax Grossman snprintf_blkptr_compact(char *blkbuf, size_t buflen, const blkptr_t *bp) 137944cd46caSbillm { 1380cde58dbcSMatthew Ahrens const dva_t *dva = bp->blk_dva; 1381b24ab676SJeff Bonwick int ndvas = dump_opt['d'] > 5 ? BP_GET_NDVAS(bp) : 1; 1382b24ab676SJeff Bonwick 1383490d05b9SMatthew Ahrens if (dump_opt['b'] >= 6) { 138443466aaeSMax Grossman snprintf_blkptr(blkbuf, buflen, bp); 1385b24ab676SJeff Bonwick return; 1386b24ab676SJeff Bonwick } 138744cd46caSbillm 13885d7b4d43SMatthew Ahrens if (BP_IS_EMBEDDED(bp)) { 13895d7b4d43SMatthew Ahrens (void) sprintf(blkbuf, 13905d7b4d43SMatthew Ahrens "EMBEDDED et=%u %llxL/%llxP B=%llu", 13915d7b4d43SMatthew Ahrens (int)BPE_GET_ETYPE(bp), 13925d7b4d43SMatthew Ahrens (u_longlong_t)BPE_GET_LSIZE(bp), 13935d7b4d43SMatthew Ahrens (u_longlong_t)BPE_GET_PSIZE(bp), 13945d7b4d43SMatthew Ahrens (u_longlong_t)bp->blk_birth); 13955d7b4d43SMatthew Ahrens return; 13965d7b4d43SMatthew Ahrens } 139744cd46caSbillm 13985d7b4d43SMatthew Ahrens blkbuf[0] = '\0'; 1399b24ab676SJeff Bonwick for (int i = 0; i < ndvas; i++) 140043466aaeSMax Grossman (void) snprintf(blkbuf + strlen(blkbuf), 140143466aaeSMax Grossman buflen - strlen(blkbuf), "%llu:%llx:%llx ", 140244cd46caSbillm (u_longlong_t)DVA_GET_VDEV(&dva[i]), 140344cd46caSbillm (u_longlong_t)DVA_GET_OFFSET(&dva[i]), 140444cd46caSbillm (u_longlong_t)DVA_GET_ASIZE(&dva[i])); 140544cd46caSbillm 140643466aaeSMax Grossman if (BP_IS_HOLE(bp)) { 140743466aaeSMax Grossman (void) snprintf(blkbuf + strlen(blkbuf), 140870163ac5SPrakash Surya buflen - strlen(blkbuf), 140970163ac5SPrakash Surya "%llxL B=%llu", 141070163ac5SPrakash Surya (u_longlong_t)BP_GET_LSIZE(bp), 141143466aaeSMax Grossman (u_longlong_t)bp->blk_birth); 141243466aaeSMax Grossman } else { 141343466aaeSMax Grossman (void) snprintf(blkbuf + strlen(blkbuf), 141443466aaeSMax Grossman buflen - strlen(blkbuf), 141543466aaeSMax Grossman "%llxL/%llxP F=%llu B=%llu/%llu", 141643466aaeSMax Grossman (u_longlong_t)BP_GET_LSIZE(bp), 141743466aaeSMax Grossman (u_longlong_t)BP_GET_PSIZE(bp), 14185d7b4d43SMatthew Ahrens (u_longlong_t)BP_GET_FILL(bp), 141943466aaeSMax Grossman (u_longlong_t)bp->blk_birth, 142043466aaeSMax Grossman (u_longlong_t)BP_PHYSICAL_BIRTH(bp)); 142143466aaeSMax Grossman } 142244cd46caSbillm } 142344cd46caSbillm 142488b7b0f2SMatthew Ahrens static void 14257802d7bfSMatthew Ahrens print_indirect(blkptr_t *bp, const zbookmark_phys_t *zb, 142688b7b0f2SMatthew Ahrens const dnode_phys_t *dnp) 1427fa9e4066Sahrens { 142888b7b0f2SMatthew Ahrens char blkbuf[BP_SPRINTF_LEN]; 1429fa9e4066Sahrens int l; 1430fa9e4066Sahrens 14315d7b4d43SMatthew Ahrens if (!BP_IS_EMBEDDED(bp)) { 14325d7b4d43SMatthew Ahrens ASSERT3U(BP_GET_TYPE(bp), ==, dnp->dn_type); 14335d7b4d43SMatthew Ahrens ASSERT3U(BP_GET_LEVEL(bp), ==, zb->zb_level); 14345d7b4d43SMatthew Ahrens } 1435fa9e4066Sahrens 1436b24ab676SJeff Bonwick (void) printf("%16llx ", (u_longlong_t)blkid2offset(dnp, bp, zb)); 1437fa9e4066Sahrens 1438fa9e4066Sahrens ASSERT(zb->zb_level >= 0); 1439fa9e4066Sahrens 1440fa9e4066Sahrens for (l = dnp->dn_nlevels - 1; l >= -1; l--) { 1441fa9e4066Sahrens if (l == zb->zb_level) { 144288b7b0f2SMatthew Ahrens (void) printf("L%llx", (u_longlong_t)zb->zb_level); 1443fa9e4066Sahrens } else { 144488b7b0f2SMatthew Ahrens (void) printf(" "); 1445fa9e4066Sahrens } 1446fa9e4066Sahrens } 1447fa9e4066Sahrens 144843466aaeSMax Grossman snprintf_blkptr_compact(blkbuf, sizeof (blkbuf), bp); 144988b7b0f2SMatthew Ahrens (void) printf("%s\n", blkbuf); 145088b7b0f2SMatthew Ahrens } 145188b7b0f2SMatthew Ahrens 145288b7b0f2SMatthew Ahrens static int 145388b7b0f2SMatthew Ahrens visit_indirect(spa_t *spa, const dnode_phys_t *dnp, 14547802d7bfSMatthew Ahrens blkptr_t *bp, const zbookmark_phys_t *zb) 145588b7b0f2SMatthew Ahrens { 1456e4161df6SVictor Latushkin int err = 0; 145788b7b0f2SMatthew Ahrens 145888b7b0f2SMatthew Ahrens if (bp->blk_birth == 0) 145988b7b0f2SMatthew Ahrens return (0); 146088b7b0f2SMatthew Ahrens 146188b7b0f2SMatthew Ahrens print_indirect(bp, zb, dnp); 146288b7b0f2SMatthew Ahrens 146343466aaeSMax Grossman if (BP_GET_LEVEL(bp) > 0 && !BP_IS_HOLE(bp)) { 14647adb730bSGeorge Wilson arc_flags_t flags = ARC_FLAG_WAIT; 146588b7b0f2SMatthew Ahrens int i; 146688b7b0f2SMatthew Ahrens blkptr_t *cbp; 146788b7b0f2SMatthew Ahrens int epb = BP_GET_LSIZE(bp) >> SPA_BLKPTRSHIFT; 146888b7b0f2SMatthew Ahrens arc_buf_t *buf; 146988b7b0f2SMatthew Ahrens uint64_t fill = 0; 147088b7b0f2SMatthew Ahrens 14711b912ec7SGeorge Wilson err = arc_read(NULL, spa, bp, arc_getbuf_func, &buf, 147288b7b0f2SMatthew Ahrens ZIO_PRIORITY_ASYNC_READ, ZIO_FLAG_CANFAIL, &flags, zb); 147388b7b0f2SMatthew Ahrens if (err) 147488b7b0f2SMatthew Ahrens return (err); 14753f9d6ad7SLin Ling ASSERT(buf->b_data); 147688b7b0f2SMatthew Ahrens 147788b7b0f2SMatthew Ahrens /* recursively visit blocks below this */ 147888b7b0f2SMatthew Ahrens cbp = buf->b_data; 147988b7b0f2SMatthew Ahrens for (i = 0; i < epb; i++, cbp++) { 14807802d7bfSMatthew Ahrens zbookmark_phys_t czb; 148188b7b0f2SMatthew Ahrens 148288b7b0f2SMatthew Ahrens SET_BOOKMARK(&czb, zb->zb_objset, zb->zb_object, 148388b7b0f2SMatthew Ahrens zb->zb_level - 1, 148488b7b0f2SMatthew Ahrens zb->zb_blkid * epb + i); 148588b7b0f2SMatthew Ahrens err = visit_indirect(spa, dnp, cbp, &czb); 148688b7b0f2SMatthew Ahrens if (err) 148788b7b0f2SMatthew Ahrens break; 14885d7b4d43SMatthew Ahrens fill += BP_GET_FILL(cbp); 148988b7b0f2SMatthew Ahrens } 14908ad4d6ddSJeff Bonwick if (!err) 14915d7b4d43SMatthew Ahrens ASSERT3U(fill, ==, BP_GET_FILL(bp)); 1492dcbf3bd6SGeorge Wilson arc_buf_destroy(buf, &buf); 1493fa9e4066Sahrens } 1494fa9e4066Sahrens 149588b7b0f2SMatthew Ahrens return (err); 1496fa9e4066Sahrens } 1497fa9e4066Sahrens 1498fa9e4066Sahrens /*ARGSUSED*/ 1499fa9e4066Sahrens static void 150088b7b0f2SMatthew Ahrens dump_indirect(dnode_t *dn) 1501fa9e4066Sahrens { 150288b7b0f2SMatthew Ahrens dnode_phys_t *dnp = dn->dn_phys; 150388b7b0f2SMatthew Ahrens int j; 15047802d7bfSMatthew Ahrens zbookmark_phys_t czb; 1505fa9e4066Sahrens 1506fa9e4066Sahrens (void) printf("Indirect blocks:\n"); 1507fa9e4066Sahrens 1508503ad85cSMatthew Ahrens SET_BOOKMARK(&czb, dmu_objset_id(dn->dn_objset), 150988b7b0f2SMatthew Ahrens dn->dn_object, dnp->dn_nlevels - 1, 0); 151088b7b0f2SMatthew Ahrens for (j = 0; j < dnp->dn_nblkptr; j++) { 151188b7b0f2SMatthew Ahrens czb.zb_blkid = j; 1512503ad85cSMatthew Ahrens (void) visit_indirect(dmu_objset_spa(dn->dn_objset), dnp, 151388b7b0f2SMatthew Ahrens &dnp->dn_blkptr[j], &czb); 151488b7b0f2SMatthew Ahrens } 1515fa9e4066Sahrens 1516fa9e4066Sahrens (void) printf("\n"); 1517fa9e4066Sahrens } 1518fa9e4066Sahrens 1519fa9e4066Sahrens /*ARGSUSED*/ 1520fa9e4066Sahrens static void 1521fa9e4066Sahrens dump_dsl_dir(objset_t *os, uint64_t object, void *data, size_t size) 1522fa9e4066Sahrens { 1523fa9e4066Sahrens dsl_dir_phys_t *dd = data; 1524fa9e4066Sahrens time_t crtime; 15253f9d6ad7SLin Ling char nice[32]; 1526fa9e4066Sahrens 15270a055120SJason King /* make sure nicenum has enough space */ 15280a055120SJason King CTASSERT(sizeof (nice) >= NN_NUMBUF_SZ); 15290a055120SJason King 1530fa9e4066Sahrens if (dd == NULL) 1531fa9e4066Sahrens return; 1532fa9e4066Sahrens 1533da6c28aaSamw ASSERT3U(size, >=, sizeof (dsl_dir_phys_t)); 1534fa9e4066Sahrens 1535fa9e4066Sahrens crtime = dd->dd_creation_time; 1536fa9e4066Sahrens (void) printf("\t\tcreation_time = %s", ctime(&crtime)); 1537fa9e4066Sahrens (void) printf("\t\thead_dataset_obj = %llu\n", 1538fa9e4066Sahrens (u_longlong_t)dd->dd_head_dataset_obj); 1539fa9e4066Sahrens (void) printf("\t\tparent_dir_obj = %llu\n", 1540fa9e4066Sahrens (u_longlong_t)dd->dd_parent_obj); 15413cb34c60Sahrens (void) printf("\t\torigin_obj = %llu\n", 15423cb34c60Sahrens (u_longlong_t)dd->dd_origin_obj); 1543fa9e4066Sahrens (void) printf("\t\tchild_dir_zapobj = %llu\n", 1544fa9e4066Sahrens (u_longlong_t)dd->dd_child_dir_zapobj); 15450a055120SJason King zdb_nicenum(dd->dd_used_bytes, nice, sizeof (nice)); 154674e7dc98SMatthew Ahrens (void) printf("\t\tused_bytes = %s\n", nice); 15470a055120SJason King zdb_nicenum(dd->dd_compressed_bytes, nice, sizeof (nice)); 154874e7dc98SMatthew Ahrens (void) printf("\t\tcompressed_bytes = %s\n", nice); 15490a055120SJason King zdb_nicenum(dd->dd_uncompressed_bytes, nice, sizeof (nice)); 155074e7dc98SMatthew Ahrens (void) printf("\t\tuncompressed_bytes = %s\n", nice); 15510a055120SJason King zdb_nicenum(dd->dd_quota, nice, sizeof (nice)); 155274e7dc98SMatthew Ahrens (void) printf("\t\tquota = %s\n", nice); 15530a055120SJason King zdb_nicenum(dd->dd_reserved, nice, sizeof (nice)); 155474e7dc98SMatthew Ahrens (void) printf("\t\treserved = %s\n", nice); 1555fa9e4066Sahrens (void) printf("\t\tprops_zapobj = %llu\n", 1556fa9e4066Sahrens (u_longlong_t)dd->dd_props_zapobj); 1557ecd6cf80Smarks (void) printf("\t\tdeleg_zapobj = %llu\n", 1558ecd6cf80Smarks (u_longlong_t)dd->dd_deleg_zapobj); 155974e7dc98SMatthew Ahrens (void) printf("\t\tflags = %llx\n", 156074e7dc98SMatthew Ahrens (u_longlong_t)dd->dd_flags); 156174e7dc98SMatthew Ahrens 156274e7dc98SMatthew Ahrens #define DO(which) \ 15630a055120SJason King zdb_nicenum(dd->dd_used_breakdown[DD_USED_ ## which], nice, \ 15640a055120SJason King sizeof (nice)); \ 156574e7dc98SMatthew Ahrens (void) printf("\t\tused_breakdown[" #which "] = %s\n", nice) 156674e7dc98SMatthew Ahrens DO(HEAD); 156774e7dc98SMatthew Ahrens DO(SNAP); 156874e7dc98SMatthew Ahrens DO(CHILD); 156974e7dc98SMatthew Ahrens DO(CHILD_RSRV); 157074e7dc98SMatthew Ahrens DO(REFRSRV); 157174e7dc98SMatthew Ahrens #undef DO 1572*17fb938fSMatthew Ahrens (void) printf("\t\tclones = %llu\n", 1573*17fb938fSMatthew Ahrens (u_longlong_t)dd->dd_clones); 1574fa9e4066Sahrens } 1575fa9e4066Sahrens 1576fa9e4066Sahrens /*ARGSUSED*/ 1577fa9e4066Sahrens static void 1578fa9e4066Sahrens dump_dsl_dataset(objset_t *os, uint64_t object, void *data, size_t size) 1579fa9e4066Sahrens { 1580fa9e4066Sahrens dsl_dataset_phys_t *ds = data; 1581fa9e4066Sahrens time_t crtime; 15823f9d6ad7SLin Ling char used[32], compressed[32], uncompressed[32], unique[32]; 1583fbabab8fSmaybee char blkbuf[BP_SPRINTF_LEN]; 1584fa9e4066Sahrens 15850a055120SJason King /* make sure nicenum has enough space */ 15860a055120SJason King CTASSERT(sizeof (used) >= NN_NUMBUF_SZ); 15870a055120SJason King CTASSERT(sizeof (compressed) >= NN_NUMBUF_SZ); 15880a055120SJason King CTASSERT(sizeof (uncompressed) >= NN_NUMBUF_SZ); 15890a055120SJason King CTASSERT(sizeof (unique) >= NN_NUMBUF_SZ); 15900a055120SJason King 1591fa9e4066Sahrens if (ds == NULL) 1592fa9e4066Sahrens return; 1593fa9e4066Sahrens 1594fa9e4066Sahrens ASSERT(size == sizeof (*ds)); 1595fa9e4066Sahrens crtime = ds->ds_creation_time; 15960a055120SJason King zdb_nicenum(ds->ds_referenced_bytes, used, sizeof (used)); 15970a055120SJason King zdb_nicenum(ds->ds_compressed_bytes, compressed, sizeof (compressed)); 15980a055120SJason King zdb_nicenum(ds->ds_uncompressed_bytes, uncompressed, 15990a055120SJason King sizeof (uncompressed)); 16000a055120SJason King zdb_nicenum(ds->ds_unique_bytes, unique, sizeof (unique)); 160143466aaeSMax Grossman snprintf_blkptr(blkbuf, sizeof (blkbuf), &ds->ds_bp); 1602fa9e4066Sahrens 1603088f3894Sahrens (void) printf("\t\tdir_obj = %llu\n", 1604fa9e4066Sahrens (u_longlong_t)ds->ds_dir_obj); 1605fa9e4066Sahrens (void) printf("\t\tprev_snap_obj = %llu\n", 1606fa9e4066Sahrens (u_longlong_t)ds->ds_prev_snap_obj); 1607fa9e4066Sahrens (void) printf("\t\tprev_snap_txg = %llu\n", 1608fa9e4066Sahrens (u_longlong_t)ds->ds_prev_snap_txg); 1609fa9e4066Sahrens (void) printf("\t\tnext_snap_obj = %llu\n", 1610fa9e4066Sahrens (u_longlong_t)ds->ds_next_snap_obj); 1611fa9e4066Sahrens (void) printf("\t\tsnapnames_zapobj = %llu\n", 1612fa9e4066Sahrens (u_longlong_t)ds->ds_snapnames_zapobj); 1613fa9e4066Sahrens (void) printf("\t\tnum_children = %llu\n", 1614fa9e4066Sahrens (u_longlong_t)ds->ds_num_children); 1615842727c2SChris Kirby (void) printf("\t\tuserrefs_obj = %llu\n", 1616842727c2SChris Kirby (u_longlong_t)ds->ds_userrefs_obj); 1617fa9e4066Sahrens (void) printf("\t\tcreation_time = %s", ctime(&crtime)); 1618fa9e4066Sahrens (void) printf("\t\tcreation_txg = %llu\n", 1619fa9e4066Sahrens (u_longlong_t)ds->ds_creation_txg); 1620fa9e4066Sahrens (void) printf("\t\tdeadlist_obj = %llu\n", 1621fa9e4066Sahrens (u_longlong_t)ds->ds_deadlist_obj); 1622fa9e4066Sahrens (void) printf("\t\tused_bytes = %s\n", used); 1623fa9e4066Sahrens (void) printf("\t\tcompressed_bytes = %s\n", compressed); 1624fa9e4066Sahrens (void) printf("\t\tuncompressed_bytes = %s\n", uncompressed); 1625fa9e4066Sahrens (void) printf("\t\tunique = %s\n", unique); 1626fa9e4066Sahrens (void) printf("\t\tfsid_guid = %llu\n", 1627fa9e4066Sahrens (u_longlong_t)ds->ds_fsid_guid); 1628fa9e4066Sahrens (void) printf("\t\tguid = %llu\n", 1629fa9e4066Sahrens (u_longlong_t)ds->ds_guid); 163099653d4eSeschrock (void) printf("\t\tflags = %llx\n", 163199653d4eSeschrock (u_longlong_t)ds->ds_flags); 1632088f3894Sahrens (void) printf("\t\tnext_clones_obj = %llu\n", 1633088f3894Sahrens (u_longlong_t)ds->ds_next_clones_obj); 1634bb0ade09Sahrens (void) printf("\t\tprops_obj = %llu\n", 1635bb0ade09Sahrens (u_longlong_t)ds->ds_props_obj); 1636fa9e4066Sahrens (void) printf("\t\tbp = %s\n", blkbuf); 1637fa9e4066Sahrens } 1638fa9e4066Sahrens 1639ad135b5dSChristopher Siden /* ARGSUSED */ 1640ad135b5dSChristopher Siden static int 1641ad135b5dSChristopher Siden dump_bptree_cb(void *arg, const blkptr_t *bp, dmu_tx_t *tx) 1642ad135b5dSChristopher Siden { 1643ad135b5dSChristopher Siden char blkbuf[BP_SPRINTF_LEN]; 1644ad135b5dSChristopher Siden 1645ad135b5dSChristopher Siden if (bp->blk_birth != 0) { 164643466aaeSMax Grossman snprintf_blkptr(blkbuf, sizeof (blkbuf), bp); 1647ad135b5dSChristopher Siden (void) printf("\t%s\n", blkbuf); 1648ad135b5dSChristopher Siden } 1649ad135b5dSChristopher Siden return (0); 1650ad135b5dSChristopher Siden } 1651ad135b5dSChristopher Siden 1652ad135b5dSChristopher Siden static void 16533f7978d0SAlan Somers dump_bptree(objset_t *os, uint64_t obj, const char *name) 1654ad135b5dSChristopher Siden { 1655ad135b5dSChristopher Siden char bytes[32]; 1656ad135b5dSChristopher Siden bptree_phys_t *bt; 1657ad135b5dSChristopher Siden dmu_buf_t *db; 1658ad135b5dSChristopher Siden 16590a055120SJason King /* make sure nicenum has enough space */ 16600a055120SJason King CTASSERT(sizeof (bytes) >= NN_NUMBUF_SZ); 16610a055120SJason King 1662ad135b5dSChristopher Siden if (dump_opt['d'] < 3) 1663ad135b5dSChristopher Siden return; 1664ad135b5dSChristopher Siden 1665b420f3adSRichard Lowe VERIFY3U(0, ==, dmu_bonus_hold(os, obj, FTAG, &db)); 1666ad135b5dSChristopher Siden bt = db->db_data; 16670a055120SJason King zdb_nicenum(bt->bt_bytes, bytes, sizeof (bytes)); 1668ad135b5dSChristopher Siden (void) printf("\n %s: %llu datasets, %s\n", 1669ad135b5dSChristopher Siden name, (unsigned long long)(bt->bt_end - bt->bt_begin), bytes); 1670ad135b5dSChristopher Siden dmu_buf_rele(db, FTAG); 1671ad135b5dSChristopher Siden 1672ad135b5dSChristopher Siden if (dump_opt['d'] < 5) 1673ad135b5dSChristopher Siden return; 1674ad135b5dSChristopher Siden 1675ad135b5dSChristopher Siden (void) printf("\n"); 1676ad135b5dSChristopher Siden 1677ad135b5dSChristopher Siden (void) bptree_iterate(os, obj, B_FALSE, dump_bptree_cb, NULL, NULL); 1678ad135b5dSChristopher Siden } 1679ad135b5dSChristopher Siden 1680cde58dbcSMatthew Ahrens /* ARGSUSED */ 1681cde58dbcSMatthew Ahrens static int 1682cde58dbcSMatthew Ahrens dump_bpobj_cb(void *arg, const blkptr_t *bp, dmu_tx_t *tx) 1683cde58dbcSMatthew Ahrens { 1684cde58dbcSMatthew Ahrens char blkbuf[BP_SPRINTF_LEN]; 1685cde58dbcSMatthew Ahrens 1686cde58dbcSMatthew Ahrens ASSERT(bp->blk_birth != 0); 168743466aaeSMax Grossman snprintf_blkptr_compact(blkbuf, sizeof (blkbuf), bp); 1688cde58dbcSMatthew Ahrens (void) printf("\t%s\n", blkbuf); 1689cde58dbcSMatthew Ahrens return (0); 1690cde58dbcSMatthew Ahrens } 1691cde58dbcSMatthew Ahrens 1692fa9e4066Sahrens static void 16933f7978d0SAlan Somers dump_full_bpobj(bpobj_t *bpo, const char *name, int indent) 1694fa9e4066Sahrens { 16953f9d6ad7SLin Ling char bytes[32]; 16963f9d6ad7SLin Ling char comp[32]; 16973f9d6ad7SLin Ling char uncomp[32]; 1698fa9e4066Sahrens 16990a055120SJason King /* make sure nicenum has enough space */ 17000a055120SJason King CTASSERT(sizeof (bytes) >= NN_NUMBUF_SZ); 17010a055120SJason King CTASSERT(sizeof (comp) >= NN_NUMBUF_SZ); 17020a055120SJason King CTASSERT(sizeof (uncomp) >= NN_NUMBUF_SZ); 17030a055120SJason King 1704fa9e4066Sahrens if (dump_opt['d'] < 3) 1705fa9e4066Sahrens return; 1706fa9e4066Sahrens 17070a055120SJason King zdb_nicenum(bpo->bpo_phys->bpo_bytes, bytes, sizeof (bytes)); 1708d0475637SMatthew Ahrens if (bpo->bpo_havesubobj && bpo->bpo_phys->bpo_subobjs != 0) { 17090a055120SJason King zdb_nicenum(bpo->bpo_phys->bpo_comp, comp, sizeof (comp)); 17100a055120SJason King zdb_nicenum(bpo->bpo_phys->bpo_uncomp, uncomp, sizeof (uncomp)); 1711d0475637SMatthew Ahrens (void) printf(" %*s: object %llu, %llu local blkptrs, " 1712732885fcSMatthew Ahrens "%llu subobjs in object %llu, %s (%s/%s comp)\n", 1713d0475637SMatthew Ahrens indent * 8, name, 1714d0475637SMatthew Ahrens (u_longlong_t)bpo->bpo_object, 1715d0475637SMatthew Ahrens (u_longlong_t)bpo->bpo_phys->bpo_num_blkptrs, 1716cde58dbcSMatthew Ahrens (u_longlong_t)bpo->bpo_phys->bpo_num_subobjs, 1717732885fcSMatthew Ahrens (u_longlong_t)bpo->bpo_phys->bpo_subobjs, 171899653d4eSeschrock bytes, comp, uncomp); 1719d0475637SMatthew Ahrens 1720d0475637SMatthew Ahrens for (uint64_t i = 0; i < bpo->bpo_phys->bpo_num_subobjs; i++) { 1721d0475637SMatthew Ahrens uint64_t subobj; 1722d0475637SMatthew Ahrens bpobj_t subbpo; 1723d0475637SMatthew Ahrens int error; 1724d0475637SMatthew Ahrens VERIFY0(dmu_read(bpo->bpo_os, 1725d0475637SMatthew Ahrens bpo->bpo_phys->bpo_subobjs, 1726d0475637SMatthew Ahrens i * sizeof (subobj), sizeof (subobj), &subobj, 0)); 1727d0475637SMatthew Ahrens error = bpobj_open(&subbpo, bpo->bpo_os, subobj); 1728d0475637SMatthew Ahrens if (error != 0) { 1729d0475637SMatthew Ahrens (void) printf("ERROR %u while trying to open " 1730d0475637SMatthew Ahrens "subobj id %llu\n", 1731d0475637SMatthew Ahrens error, (u_longlong_t)subobj); 1732d0475637SMatthew Ahrens continue; 1733d0475637SMatthew Ahrens } 1734732885fcSMatthew Ahrens dump_full_bpobj(&subbpo, "subobj", indent + 1); 173577061867SMatthew Ahrens bpobj_close(&subbpo); 1736d0475637SMatthew Ahrens } 173799653d4eSeschrock } else { 1738d0475637SMatthew Ahrens (void) printf(" %*s: object %llu, %llu blkptrs, %s\n", 1739d0475637SMatthew Ahrens indent * 8, name, 1740d0475637SMatthew Ahrens (u_longlong_t)bpo->bpo_object, 1741d0475637SMatthew Ahrens (u_longlong_t)bpo->bpo_phys->bpo_num_blkptrs, 1742d0475637SMatthew Ahrens bytes); 174399653d4eSeschrock } 1744fa9e4066Sahrens 1745cde58dbcSMatthew Ahrens if (dump_opt['d'] < 5) 1746fa9e4066Sahrens return; 1747fa9e4066Sahrens 1748fa9e4066Sahrens 1749d0475637SMatthew Ahrens if (indent == 0) { 1750d0475637SMatthew Ahrens (void) bpobj_iterate_nofree(bpo, dump_bpobj_cb, NULL, NULL); 1751d0475637SMatthew Ahrens (void) printf("\n"); 1752d0475637SMatthew Ahrens } 1753cde58dbcSMatthew Ahrens } 175444cd46caSbillm 1755*17fb938fSMatthew Ahrens static void 1756*17fb938fSMatthew Ahrens bpobj_count_refd(bpobj_t *bpo) 1757*17fb938fSMatthew Ahrens { 1758*17fb938fSMatthew Ahrens mos_obj_refd(bpo->bpo_object); 1759*17fb938fSMatthew Ahrens 1760*17fb938fSMatthew Ahrens if (bpo->bpo_havesubobj && bpo->bpo_phys->bpo_subobjs != 0) { 1761*17fb938fSMatthew Ahrens mos_obj_refd(bpo->bpo_phys->bpo_subobjs); 1762*17fb938fSMatthew Ahrens for (uint64_t i = 0; i < bpo->bpo_phys->bpo_num_subobjs; i++) { 1763*17fb938fSMatthew Ahrens uint64_t subobj; 1764*17fb938fSMatthew Ahrens bpobj_t subbpo; 1765*17fb938fSMatthew Ahrens int error; 1766*17fb938fSMatthew Ahrens VERIFY0(dmu_read(bpo->bpo_os, 1767*17fb938fSMatthew Ahrens bpo->bpo_phys->bpo_subobjs, 1768*17fb938fSMatthew Ahrens i * sizeof (subobj), sizeof (subobj), &subobj, 0)); 1769*17fb938fSMatthew Ahrens error = bpobj_open(&subbpo, bpo->bpo_os, subobj); 1770*17fb938fSMatthew Ahrens if (error != 0) { 1771*17fb938fSMatthew Ahrens (void) printf("ERROR %u while trying to open " 1772*17fb938fSMatthew Ahrens "subobj id %llu\n", 1773*17fb938fSMatthew Ahrens error, (u_longlong_t)subobj); 1774*17fb938fSMatthew Ahrens continue; 1775*17fb938fSMatthew Ahrens } 1776*17fb938fSMatthew Ahrens bpobj_count_refd(&subbpo); 1777*17fb938fSMatthew Ahrens bpobj_close(&subbpo); 1778*17fb938fSMatthew Ahrens } 1779*17fb938fSMatthew Ahrens } 1780*17fb938fSMatthew Ahrens } 1781*17fb938fSMatthew Ahrens 1782cde58dbcSMatthew Ahrens static void 1783cde58dbcSMatthew Ahrens dump_deadlist(dsl_deadlist_t *dl) 1784cde58dbcSMatthew Ahrens { 1785cde58dbcSMatthew Ahrens dsl_deadlist_entry_t *dle; 1786d0475637SMatthew Ahrens uint64_t unused; 1787cde58dbcSMatthew Ahrens char bytes[32]; 1788cde58dbcSMatthew Ahrens char comp[32]; 1789cde58dbcSMatthew Ahrens char uncomp[32]; 1790*17fb938fSMatthew Ahrens uint64_t empty_bpobj = 1791*17fb938fSMatthew Ahrens dmu_objset_spa(dl->dl_os)->spa_dsl_pool->dp_empty_bpobj; 1792*17fb938fSMatthew Ahrens 1793*17fb938fSMatthew Ahrens /* force the tree to be loaded */ 1794*17fb938fSMatthew Ahrens dsl_deadlist_space_range(dl, 0, UINT64_MAX, &unused, &unused, &unused); 1795*17fb938fSMatthew Ahrens 1796*17fb938fSMatthew Ahrens if (dl->dl_oldfmt) { 1797*17fb938fSMatthew Ahrens if (dl->dl_bpobj.bpo_object != empty_bpobj) 1798*17fb938fSMatthew Ahrens bpobj_count_refd(&dl->dl_bpobj); 1799*17fb938fSMatthew Ahrens } else { 1800*17fb938fSMatthew Ahrens mos_obj_refd(dl->dl_object); 1801*17fb938fSMatthew Ahrens for (dle = avl_first(&dl->dl_tree); dle; 1802*17fb938fSMatthew Ahrens dle = AVL_NEXT(&dl->dl_tree, dle)) { 1803*17fb938fSMatthew Ahrens if (dle->dle_bpobj.bpo_object != empty_bpobj) 1804*17fb938fSMatthew Ahrens bpobj_count_refd(&dle->dle_bpobj); 1805*17fb938fSMatthew Ahrens } 1806*17fb938fSMatthew Ahrens } 1807cde58dbcSMatthew Ahrens 18080a055120SJason King /* make sure nicenum has enough space */ 18090a055120SJason King CTASSERT(sizeof (bytes) >= NN_NUMBUF_SZ); 18100a055120SJason King CTASSERT(sizeof (comp) >= NN_NUMBUF_SZ); 18110a055120SJason King CTASSERT(sizeof (uncomp) >= NN_NUMBUF_SZ); 18120a055120SJason King 1813cde58dbcSMatthew Ahrens if (dump_opt['d'] < 3) 1814cde58dbcSMatthew Ahrens return; 1815cde58dbcSMatthew Ahrens 181690c76c66SMatthew Ahrens if (dl->dl_oldfmt) { 1817732885fcSMatthew Ahrens dump_full_bpobj(&dl->dl_bpobj, "old-format deadlist", 0); 181890c76c66SMatthew Ahrens return; 181990c76c66SMatthew Ahrens } 182090c76c66SMatthew Ahrens 18210a055120SJason King zdb_nicenum(dl->dl_phys->dl_used, bytes, sizeof (bytes)); 18220a055120SJason King zdb_nicenum(dl->dl_phys->dl_comp, comp, sizeof (comp)); 18230a055120SJason King zdb_nicenum(dl->dl_phys->dl_uncomp, uncomp, sizeof (uncomp)); 1824cde58dbcSMatthew Ahrens (void) printf("\n Deadlist: %s (%s/%s comp)\n", 1825cde58dbcSMatthew Ahrens bytes, comp, uncomp); 1826cde58dbcSMatthew Ahrens 1827cde58dbcSMatthew Ahrens if (dump_opt['d'] < 4) 1828cde58dbcSMatthew Ahrens return; 1829cde58dbcSMatthew Ahrens 1830cde58dbcSMatthew Ahrens (void) printf("\n"); 1831cde58dbcSMatthew Ahrens 1832cde58dbcSMatthew Ahrens for (dle = avl_first(&dl->dl_tree); dle; 1833cde58dbcSMatthew Ahrens dle = AVL_NEXT(&dl->dl_tree, dle)) { 1834d0475637SMatthew Ahrens if (dump_opt['d'] >= 5) { 1835d0475637SMatthew Ahrens char buf[128]; 1836de05b588SRichard Yao (void) snprintf(buf, sizeof (buf), 1837de05b588SRichard Yao "mintxg %llu -> obj %llu", 1838d0475637SMatthew Ahrens (longlong_t)dle->dle_mintxg, 1839d0475637SMatthew Ahrens (longlong_t)dle->dle_bpobj.bpo_object); 1840fa9e4066Sahrens 1841732885fcSMatthew Ahrens dump_full_bpobj(&dle->dle_bpobj, buf, 0); 1842d0475637SMatthew Ahrens } else { 1843d0475637SMatthew Ahrens (void) printf("mintxg %llu -> obj %llu\n", 1844d0475637SMatthew Ahrens (longlong_t)dle->dle_mintxg, 1845d0475637SMatthew Ahrens (longlong_t)dle->dle_bpobj.bpo_object); 1846d0475637SMatthew Ahrens } 1847cde58dbcSMatthew Ahrens } 1848fa9e4066Sahrens } 1849fa9e4066Sahrens 1850e0d35c44Smarks static avl_tree_t idx_tree; 1851e0d35c44Smarks static avl_tree_t domain_tree; 1852e0d35c44Smarks static boolean_t fuid_table_loaded; 1853ed61ec1dSYuri Pankov static objset_t *sa_os = NULL; 1854ed61ec1dSYuri Pankov static sa_attr_type_t *sa_attr_table = NULL; 1855ed61ec1dSYuri Pankov 1856ed61ec1dSYuri Pankov static int 1857ed61ec1dSYuri Pankov open_objset(const char *path, dmu_objset_type_t type, void *tag, objset_t **osp) 1858ed61ec1dSYuri Pankov { 1859ed61ec1dSYuri Pankov int err; 1860ed61ec1dSYuri Pankov uint64_t sa_attrs = 0; 1861ed61ec1dSYuri Pankov uint64_t version = 0; 1862ed61ec1dSYuri Pankov 1863ed61ec1dSYuri Pankov VERIFY3P(sa_os, ==, NULL); 1864ed61ec1dSYuri Pankov err = dmu_objset_own(path, type, B_TRUE, tag, osp); 1865ed61ec1dSYuri Pankov if (err != 0) { 1866ed61ec1dSYuri Pankov (void) fprintf(stderr, "failed to own dataset '%s': %s\n", path, 1867ed61ec1dSYuri Pankov strerror(err)); 1868ed61ec1dSYuri Pankov return (err); 1869ed61ec1dSYuri Pankov } 1870ed61ec1dSYuri Pankov 1871ed61ec1dSYuri Pankov if (dmu_objset_type(*osp) == DMU_OST_ZFS) { 1872ed61ec1dSYuri Pankov (void) zap_lookup(*osp, MASTER_NODE_OBJ, ZPL_VERSION_STR, 1873ed61ec1dSYuri Pankov 8, 1, &version); 1874ed61ec1dSYuri Pankov if (version >= ZPL_VERSION_SA) { 1875ed61ec1dSYuri Pankov (void) zap_lookup(*osp, MASTER_NODE_OBJ, ZFS_SA_ATTRS, 1876ed61ec1dSYuri Pankov 8, 1, &sa_attrs); 1877ed61ec1dSYuri Pankov } 1878ed61ec1dSYuri Pankov err = sa_setup(*osp, sa_attrs, zfs_attr_table, ZPL_END, 1879ed61ec1dSYuri Pankov &sa_attr_table); 1880ed61ec1dSYuri Pankov if (err != 0) { 1881ed61ec1dSYuri Pankov (void) fprintf(stderr, "sa_setup failed: %s\n", 1882ed61ec1dSYuri Pankov strerror(err)); 1883ed61ec1dSYuri Pankov dmu_objset_disown(*osp, tag); 1884ed61ec1dSYuri Pankov *osp = NULL; 1885ed61ec1dSYuri Pankov } 1886ed61ec1dSYuri Pankov } 1887ed61ec1dSYuri Pankov sa_os = *osp; 1888ed61ec1dSYuri Pankov 1889ed61ec1dSYuri Pankov return (0); 1890ed61ec1dSYuri Pankov } 1891ed61ec1dSYuri Pankov 1892ed61ec1dSYuri Pankov static void 1893ed61ec1dSYuri Pankov close_objset(objset_t *os, void *tag) 1894ed61ec1dSYuri Pankov { 1895ed61ec1dSYuri Pankov VERIFY3P(os, ==, sa_os); 1896ed61ec1dSYuri Pankov if (os->os_sa != NULL) 1897ed61ec1dSYuri Pankov sa_tear_down(os); 1898ed61ec1dSYuri Pankov dmu_objset_disown(os, tag); 1899ed61ec1dSYuri Pankov sa_attr_table = NULL; 1900ed61ec1dSYuri Pankov sa_os = NULL; 1901ed61ec1dSYuri Pankov } 1902e0d35c44Smarks 1903e0d35c44Smarks static void 1904e0d35c44Smarks fuid_table_destroy() 1905e0d35c44Smarks { 1906e0d35c44Smarks if (fuid_table_loaded) { 1907e0d35c44Smarks zfs_fuid_table_destroy(&idx_tree, &domain_tree); 1908e0d35c44Smarks fuid_table_loaded = B_FALSE; 1909e0d35c44Smarks } 1910e0d35c44Smarks } 1911e0d35c44Smarks 1912e0d35c44Smarks /* 1913e0d35c44Smarks * print uid or gid information. 1914e0d35c44Smarks * For normal POSIX id just the id is printed in decimal format. 1915e0d35c44Smarks * For CIFS files with FUID the fuid is printed in hex followed by 1916d0475637SMatthew Ahrens * the domain-rid string. 1917e0d35c44Smarks */ 1918e0d35c44Smarks static void 1919e0d35c44Smarks print_idstr(uint64_t id, const char *id_type) 1920e0d35c44Smarks { 1921e0d35c44Smarks if (FUID_INDEX(id)) { 1922e0d35c44Smarks char *domain; 1923e0d35c44Smarks 1924e0d35c44Smarks domain = zfs_fuid_idx_domain(&idx_tree, FUID_INDEX(id)); 1925e0d35c44Smarks (void) printf("\t%s %llx [%s-%d]\n", id_type, 1926e0d35c44Smarks (u_longlong_t)id, domain, (int)FUID_RID(id)); 1927e0d35c44Smarks } else { 1928e0d35c44Smarks (void) printf("\t%s %llu\n", id_type, (u_longlong_t)id); 1929e0d35c44Smarks } 1930e0d35c44Smarks 1931e0d35c44Smarks } 1932e0d35c44Smarks 1933e0d35c44Smarks static void 19340a586ceaSMark Shellenbaum dump_uidgid(objset_t *os, uint64_t uid, uint64_t gid) 1935e0d35c44Smarks { 1936e0d35c44Smarks uint32_t uid_idx, gid_idx; 1937e0d35c44Smarks 19380a586ceaSMark Shellenbaum uid_idx = FUID_INDEX(uid); 19390a586ceaSMark Shellenbaum gid_idx = FUID_INDEX(gid); 1940e0d35c44Smarks 1941e0d35c44Smarks /* Load domain table, if not already loaded */ 1942e0d35c44Smarks if (!fuid_table_loaded && (uid_idx || gid_idx)) { 1943e0d35c44Smarks uint64_t fuid_obj; 1944e0d35c44Smarks 1945e0d35c44Smarks /* first find the fuid object. It lives in the master node */ 1946e0d35c44Smarks VERIFY(zap_lookup(os, MASTER_NODE_OBJ, ZFS_FUID_TABLES, 1947e0d35c44Smarks 8, 1, &fuid_obj) == 0); 194889459e17SMark Shellenbaum zfs_fuid_avl_tree_create(&idx_tree, &domain_tree); 1949e0d35c44Smarks (void) zfs_fuid_table_load(os, fuid_obj, 1950e0d35c44Smarks &idx_tree, &domain_tree); 1951e0d35c44Smarks fuid_table_loaded = B_TRUE; 1952e0d35c44Smarks } 1953e0d35c44Smarks 19540a586ceaSMark Shellenbaum print_idstr(uid, "uid"); 19550a586ceaSMark Shellenbaum print_idstr(gid, "gid"); 1956e0d35c44Smarks } 1957e0d35c44Smarks 1958fa9e4066Sahrens /*ARGSUSED*/ 1959fa9e4066Sahrens static void 1960fa9e4066Sahrens dump_znode(objset_t *os, uint64_t object, void *data, size_t size) 1961fa9e4066Sahrens { 1962fa9e4066Sahrens char path[MAXPATHLEN * 2]; /* allow for xattr and failure prefix */ 19630a586ceaSMark Shellenbaum sa_handle_t *hdl; 19640a586ceaSMark Shellenbaum uint64_t xattr, rdev, gen; 19650a586ceaSMark Shellenbaum uint64_t uid, gid, mode, fsize, parent, links; 19668f2529deSMark Shellenbaum uint64_t pflags; 19670a586ceaSMark Shellenbaum uint64_t acctm[2], modtm[2], chgtm[2], crtm[2]; 19680a586ceaSMark Shellenbaum time_t z_crtime, z_atime, z_mtime, z_ctime; 19698f2529deSMark Shellenbaum sa_bulk_attr_t bulk[12]; 19700a586ceaSMark Shellenbaum int idx = 0; 197155434c77Sek int error; 1972fa9e4066Sahrens 1973ed61ec1dSYuri Pankov VERIFY3P(os, ==, sa_os); 19740a586ceaSMark Shellenbaum if (sa_handle_get(os, object, NULL, SA_HDL_PRIVATE, &hdl)) { 19750a586ceaSMark Shellenbaum (void) printf("Failed to get handle for SA znode\n"); 19760a586ceaSMark Shellenbaum return; 19770a586ceaSMark Shellenbaum } 19780a586ceaSMark Shellenbaum 19790a586ceaSMark Shellenbaum SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_UID], NULL, &uid, 8); 19800a586ceaSMark Shellenbaum SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_GID], NULL, &gid, 8); 19810a586ceaSMark Shellenbaum SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_LINKS], NULL, 19820a586ceaSMark Shellenbaum &links, 8); 19830a586ceaSMark Shellenbaum SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_GEN], NULL, &gen, 8); 19840a586ceaSMark Shellenbaum SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_MODE], NULL, 19850a586ceaSMark Shellenbaum &mode, 8); 19860a586ceaSMark Shellenbaum SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_PARENT], 19870a586ceaSMark Shellenbaum NULL, &parent, 8); 19880a586ceaSMark Shellenbaum SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_SIZE], NULL, 19890a586ceaSMark Shellenbaum &fsize, 8); 19900a586ceaSMark Shellenbaum SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_ATIME], NULL, 19910a586ceaSMark Shellenbaum acctm, 16); 19920a586ceaSMark Shellenbaum SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_MTIME], NULL, 19930a586ceaSMark Shellenbaum modtm, 16); 19940a586ceaSMark Shellenbaum SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_CRTIME], NULL, 19950a586ceaSMark Shellenbaum crtm, 16); 19960a586ceaSMark Shellenbaum SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_CTIME], NULL, 19970a586ceaSMark Shellenbaum chgtm, 16); 19988f2529deSMark Shellenbaum SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_FLAGS], NULL, 19998f2529deSMark Shellenbaum &pflags, 8); 20000a586ceaSMark Shellenbaum 20010a586ceaSMark Shellenbaum if (sa_bulk_lookup(hdl, bulk, idx)) { 20020a586ceaSMark Shellenbaum (void) sa_handle_destroy(hdl); 20030a586ceaSMark Shellenbaum return; 20040a586ceaSMark Shellenbaum } 2005fa9e4066Sahrens 20060a586ceaSMark Shellenbaum z_crtime = (time_t)crtm[0]; 20070a586ceaSMark Shellenbaum z_atime = (time_t)acctm[0]; 20080a586ceaSMark Shellenbaum z_mtime = (time_t)modtm[0]; 20090a586ceaSMark Shellenbaum z_ctime = (time_t)chgtm[0]; 2010fa9e4066Sahrens 2011e548d2faSAlan Somers if (dump_opt['d'] > 4) { 2012e548d2faSAlan Somers error = zfs_obj_to_path(os, object, path, sizeof (path)); 201320b5dafbSPaul Dagnelie if (error == ESTALE) { 201420b5dafbSPaul Dagnelie (void) snprintf(path, sizeof (path), "on delete queue"); 201520b5dafbSPaul Dagnelie } else if (error != 0) { 201620b5dafbSPaul Dagnelie leaked_objects++; 2017e548d2faSAlan Somers (void) snprintf(path, sizeof (path), 201820b5dafbSPaul Dagnelie "path not found, possibly leaked"); 2019e548d2faSAlan Somers } 2020e548d2faSAlan Somers (void) printf("\tpath %s\n", path); 2021e548d2faSAlan Somers } 20220a586ceaSMark Shellenbaum dump_uidgid(os, uid, gid); 2023fa9e4066Sahrens (void) printf("\tatime %s", ctime(&z_atime)); 2024fa9e4066Sahrens (void) printf("\tmtime %s", ctime(&z_mtime)); 2025fa9e4066Sahrens (void) printf("\tctime %s", ctime(&z_ctime)); 2026fa9e4066Sahrens (void) printf("\tcrtime %s", ctime(&z_crtime)); 20270a586ceaSMark Shellenbaum (void) printf("\tgen %llu\n", (u_longlong_t)gen); 20280a586ceaSMark Shellenbaum (void) printf("\tmode %llo\n", (u_longlong_t)mode); 20290a586ceaSMark Shellenbaum (void) printf("\tsize %llu\n", (u_longlong_t)fsize); 20300a586ceaSMark Shellenbaum (void) printf("\tparent %llu\n", (u_longlong_t)parent); 20310a586ceaSMark Shellenbaum (void) printf("\tlinks %llu\n", (u_longlong_t)links); 20328f2529deSMark Shellenbaum (void) printf("\tpflags %llx\n", (u_longlong_t)pflags); 20330a586ceaSMark Shellenbaum if (sa_lookup(hdl, sa_attr_table[ZPL_XATTR], &xattr, 20340a586ceaSMark Shellenbaum sizeof (uint64_t)) == 0) 20350a586ceaSMark Shellenbaum (void) printf("\txattr %llu\n", (u_longlong_t)xattr); 20360a586ceaSMark Shellenbaum if (sa_lookup(hdl, sa_attr_table[ZPL_RDEV], &rdev, 20370a586ceaSMark Shellenbaum sizeof (uint64_t)) == 0) 20380a586ceaSMark Shellenbaum (void) printf("\trdev 0x%016llx\n", (u_longlong_t)rdev); 20390a586ceaSMark Shellenbaum sa_handle_destroy(hdl); 2040fa9e4066Sahrens } 2041fa9e4066Sahrens 2042fa9e4066Sahrens /*ARGSUSED*/ 2043fa9e4066Sahrens static void 2044fa9e4066Sahrens dump_acl(objset_t *os, uint64_t object, void *data, size_t size) 2045fa9e4066Sahrens { 2046fa9e4066Sahrens } 2047fa9e4066Sahrens 2048fa9e4066Sahrens /*ARGSUSED*/ 2049fa9e4066Sahrens static void 2050fa9e4066Sahrens dump_dmu_objset(objset_t *os, uint64_t object, void *data, size_t size) 2051fa9e4066Sahrens { 2052fa9e4066Sahrens } 2053fa9e4066Sahrens 20546de8f417SVictor Latushkin static object_viewer_t *object_viewer[DMU_OT_NUMTYPES + 1] = { 2055fa9e4066Sahrens dump_none, /* unallocated */ 2056fa9e4066Sahrens dump_zap, /* object directory */ 2057fa9e4066Sahrens dump_uint64, /* object array */ 2058fa9e4066Sahrens dump_none, /* packed nvlist */ 2059fa9e4066Sahrens dump_packed_nvlist, /* packed nvlist size */ 2060732885fcSMatthew Ahrens dump_none, /* bpobj */ 2061732885fcSMatthew Ahrens dump_bpobj, /* bpobj header */ 2062fa9e4066Sahrens dump_none, /* SPA space map header */ 2063fa9e4066Sahrens dump_none, /* SPA space map */ 2064fa9e4066Sahrens dump_none, /* ZIL intent log */ 2065fa9e4066Sahrens dump_dnode, /* DMU dnode */ 2066fa9e4066Sahrens dump_dmu_objset, /* DMU objset */ 2067ea8dc4b6Seschrock dump_dsl_dir, /* DSL directory */ 2068fa9e4066Sahrens dump_zap, /* DSL directory child map */ 2069fa9e4066Sahrens dump_zap, /* DSL dataset snap map */ 2070fa9e4066Sahrens dump_zap, /* DSL props */ 2071fa9e4066Sahrens dump_dsl_dataset, /* DSL dataset */ 2072fa9e4066Sahrens dump_znode, /* ZFS znode */ 2073da6c28aaSamw dump_acl, /* ZFS V0 ACL */ 2074fa9e4066Sahrens dump_uint8, /* ZFS plain file */ 2075e7437265Sahrens dump_zpldir, /* ZFS directory */ 2076fa9e4066Sahrens dump_zap, /* ZFS master node */ 2077fa9e4066Sahrens dump_zap, /* ZFS delete queue */ 2078fa9e4066Sahrens dump_uint8, /* zvol object */ 2079fa9e4066Sahrens dump_zap, /* zvol prop */ 2080fa9e4066Sahrens dump_uint8, /* other uint8[] */ 2081fa9e4066Sahrens dump_uint64, /* other uint64[] */ 2082fa9e4066Sahrens dump_zap, /* other ZAP */ 2083ea8dc4b6Seschrock dump_zap, /* persistent error log */ 208406eeb2adSek dump_uint8, /* SPA history */ 20854445fffbSMatthew Ahrens dump_history_offsets, /* SPA history offsets */ 2086b1b8ab34Slling dump_zap, /* Pool properties */ 2087ecd6cf80Smarks dump_zap, /* DSL permissions */ 2088da6c28aaSamw dump_acl, /* ZFS ACL */ 2089da6c28aaSamw dump_uint8, /* ZFS SYSACL */ 2090da6c28aaSamw dump_none, /* FUID nvlist */ 2091da6c28aaSamw dump_packed_nvlist, /* FUID nvlist size */ 2092088f3894Sahrens dump_zap, /* DSL dataset next clones */ 2093088f3894Sahrens dump_zap, /* DSL scrub queue */ 209414843421SMatthew Ahrens dump_zap, /* ZFS user/group used */ 209514843421SMatthew Ahrens dump_zap, /* ZFS user/group quota */ 2096842727c2SChris Kirby dump_zap, /* snapshot refcount tags */ 2097486ae710SMatthew Ahrens dump_ddt_zap, /* DDT ZAP object */ 2098b24ab676SJeff Bonwick dump_zap, /* DDT statistics */ 20990a586ceaSMark Shellenbaum dump_znode, /* SA object */ 21000a586ceaSMark Shellenbaum dump_zap, /* SA Master Node */ 21010a586ceaSMark Shellenbaum dump_sa_attrs, /* SA attribute registration */ 21020a586ceaSMark Shellenbaum dump_sa_layouts, /* SA attribute layouts */ 21033f9d6ad7SLin Ling dump_zap, /* DSL scrub translations */ 21043f9d6ad7SLin Ling dump_none, /* fake dedup BP */ 2105cde58dbcSMatthew Ahrens dump_zap, /* deadlist */ 2106cde58dbcSMatthew Ahrens dump_none, /* deadlist hdr */ 2107cde58dbcSMatthew Ahrens dump_zap, /* dsl clones */ 2108732885fcSMatthew Ahrens dump_bpobj_subobjs, /* bpobj subobjs */ 21090a586ceaSMark Shellenbaum dump_unknown, /* Unknown type, must be last */ 2110fa9e4066Sahrens }; 2111fa9e4066Sahrens 2112fa9e4066Sahrens static void 2113fa9e4066Sahrens dump_object(objset_t *os, uint64_t object, int verbosity, int *print_header) 2114fa9e4066Sahrens { 2115fa9e4066Sahrens dmu_buf_t *db = NULL; 2116fa9e4066Sahrens dmu_object_info_t doi; 2117fa9e4066Sahrens dnode_t *dn; 2118fa9e4066Sahrens void *bonus = NULL; 2119fa9e4066Sahrens size_t bsize = 0; 21203f9d6ad7SLin Ling char iblk[32], dblk[32], lsize[32], asize[32], fill[32]; 21213f9d6ad7SLin Ling char bonus_size[32]; 2122fa9e4066Sahrens char aux[50]; 2123fa9e4066Sahrens int error; 2124fa9e4066Sahrens 21250a055120SJason King /* make sure nicenum has enough space */ 21260a055120SJason King CTASSERT(sizeof (iblk) >= NN_NUMBUF_SZ); 21270a055120SJason King CTASSERT(sizeof (dblk) >= NN_NUMBUF_SZ); 21280a055120SJason King CTASSERT(sizeof (lsize) >= NN_NUMBUF_SZ); 21290a055120SJason King CTASSERT(sizeof (asize) >= NN_NUMBUF_SZ); 21300a055120SJason King CTASSERT(sizeof (bonus_size) >= NN_NUMBUF_SZ); 21310a055120SJason King 2132fa9e4066Sahrens if (*print_header) { 2133b24ab676SJeff Bonwick (void) printf("\n%10s %3s %5s %5s %5s %5s %6s %s\n", 2134b24ab676SJeff Bonwick "Object", "lvl", "iblk", "dblk", "dsize", "lsize", 2135b24ab676SJeff Bonwick "%full", "type"); 2136fa9e4066Sahrens *print_header = 0; 2137fa9e4066Sahrens } 2138fa9e4066Sahrens 2139fa9e4066Sahrens if (object == 0) { 2140744947dcSTom Erickson dn = DMU_META_DNODE(os); 2141fa9e4066Sahrens } else { 2142ea8dc4b6Seschrock error = dmu_bonus_hold(os, object, FTAG, &db); 2143ea8dc4b6Seschrock if (error) 2144ea8dc4b6Seschrock fatal("dmu_bonus_hold(%llu) failed, errno %u", 2145ea8dc4b6Seschrock object, error); 2146fa9e4066Sahrens bonus = db->db_data; 2147fa9e4066Sahrens bsize = db->db_size; 2148744947dcSTom Erickson dn = DB_DNODE((dmu_buf_impl_t *)db); 2149fa9e4066Sahrens } 2150fa9e4066Sahrens dmu_object_info_from_dnode(dn, &doi); 2151fa9e4066Sahrens 21520a055120SJason King zdb_nicenum(doi.doi_metadata_block_size, iblk, sizeof (iblk)); 21530a055120SJason King zdb_nicenum(doi.doi_data_block_size, dblk, sizeof (dblk)); 21540a055120SJason King zdb_nicenum(doi.doi_max_offset, lsize, sizeof (lsize)); 21550a055120SJason King zdb_nicenum(doi.doi_physical_blocks_512 << 9, asize, sizeof (asize)); 21560a055120SJason King zdb_nicenum(doi.doi_bonus_size, bonus_size, sizeof (bonus_size)); 2157b24ab676SJeff Bonwick (void) sprintf(fill, "%6.2f", 100.0 * doi.doi_fill_count * 2158bbfd46c4SJeff Bonwick doi.doi_data_block_size / (object == 0 ? DNODES_PER_BLOCK : 1) / 2159bbfd46c4SJeff Bonwick doi.doi_max_offset); 2160fa9e4066Sahrens 2161fa9e4066Sahrens aux[0] = '\0'; 2162fa9e4066Sahrens 2163e7437265Sahrens if (doi.doi_checksum != ZIO_CHECKSUM_INHERIT || verbosity >= 6) { 2164fa9e4066Sahrens (void) snprintf(aux + strlen(aux), sizeof (aux), " (K=%s)", 21656de8f417SVictor Latushkin ZDB_CHECKSUM_NAME(doi.doi_checksum)); 2166e7437265Sahrens } 2167fa9e4066Sahrens 2168e7437265Sahrens if (doi.doi_compress != ZIO_COMPRESS_INHERIT || verbosity >= 6) { 2169fa9e4066Sahrens (void) snprintf(aux + strlen(aux), sizeof (aux), " (Z=%s)", 21706de8f417SVictor Latushkin ZDB_COMPRESS_NAME(doi.doi_compress)); 2171e7437265Sahrens } 2172fa9e4066Sahrens 2173b24ab676SJeff Bonwick (void) printf("%10lld %3u %5s %5s %5s %5s %6s %s%s\n", 2174b24ab676SJeff Bonwick (u_longlong_t)object, doi.doi_indirection, iblk, dblk, 2175b24ab676SJeff Bonwick asize, lsize, fill, ZDB_OT_NAME(doi.doi_type), aux); 2176fa9e4066Sahrens 2177fa9e4066Sahrens if (doi.doi_bonus_type != DMU_OT_NONE && verbosity > 3) { 2178b24ab676SJeff Bonwick (void) printf("%10s %3s %5s %5s %5s %5s %6s %s\n", 2179b24ab676SJeff Bonwick "", "", "", "", "", bonus_size, "bonus", 21806de8f417SVictor Latushkin ZDB_OT_NAME(doi.doi_bonus_type)); 2181fa9e4066Sahrens } 2182fa9e4066Sahrens 2183fa9e4066Sahrens if (verbosity >= 4) { 21840a586ceaSMark Shellenbaum (void) printf("\tdnode flags: %s%s%s\n", 218514843421SMatthew Ahrens (dn->dn_phys->dn_flags & DNODE_FLAG_USED_BYTES) ? 218614843421SMatthew Ahrens "USED_BYTES " : "", 218714843421SMatthew Ahrens (dn->dn_phys->dn_flags & DNODE_FLAG_USERUSED_ACCOUNTED) ? 21880a586ceaSMark Shellenbaum "USERUSED_ACCOUNTED " : "", 21890a586ceaSMark Shellenbaum (dn->dn_phys->dn_flags & DNODE_FLAG_SPILL_BLKPTR) ? 21900a586ceaSMark Shellenbaum "SPILL_BLKPTR" : ""); 219114843421SMatthew Ahrens (void) printf("\tdnode maxblkid: %llu\n", 219214843421SMatthew Ahrens (longlong_t)dn->dn_phys->dn_maxblkid); 219314843421SMatthew Ahrens 21946de8f417SVictor Latushkin object_viewer[ZDB_OT_TYPE(doi.doi_bonus_type)](os, object, 21956de8f417SVictor Latushkin bonus, bsize); 21966de8f417SVictor Latushkin object_viewer[ZDB_OT_TYPE(doi.doi_type)](os, object, NULL, 0); 2197fa9e4066Sahrens *print_header = 1; 2198fa9e4066Sahrens } 2199fa9e4066Sahrens 2200fa9e4066Sahrens if (verbosity >= 5) 220188b7b0f2SMatthew Ahrens dump_indirect(dn); 2202fa9e4066Sahrens 2203fa9e4066Sahrens if (verbosity >= 5) { 2204fa9e4066Sahrens /* 2205fa9e4066Sahrens * Report the list of segments that comprise the object. 2206fa9e4066Sahrens */ 2207fa9e4066Sahrens uint64_t start = 0; 2208fa9e4066Sahrens uint64_t end; 2209fa9e4066Sahrens uint64_t blkfill = 1; 2210fa9e4066Sahrens int minlvl = 1; 2211fa9e4066Sahrens 2212fa9e4066Sahrens if (dn->dn_type == DMU_OT_DNODE) { 2213fa9e4066Sahrens minlvl = 0; 2214fa9e4066Sahrens blkfill = DNODES_PER_BLOCK; 2215fa9e4066Sahrens } 2216fa9e4066Sahrens 2217fa9e4066Sahrens for (;;) { 22183f9d6ad7SLin Ling char segsize[32]; 22190a055120SJason King /* make sure nicenum has enough space */ 22200a055120SJason King CTASSERT(sizeof (segsize) >= NN_NUMBUF_SZ); 2221cdb0ab79Smaybee error = dnode_next_offset(dn, 2222cdb0ab79Smaybee 0, &start, minlvl, blkfill, 0); 2223fa9e4066Sahrens if (error) 2224fa9e4066Sahrens break; 2225fa9e4066Sahrens end = start; 2226cdb0ab79Smaybee error = dnode_next_offset(dn, 2227cdb0ab79Smaybee DNODE_FIND_HOLE, &end, minlvl, blkfill, 0); 22280a055120SJason King zdb_nicenum(end - start, segsize, sizeof (segsize)); 2229fa9e4066Sahrens (void) printf("\t\tsegment [%016llx, %016llx)" 2230fa9e4066Sahrens " size %5s\n", (u_longlong_t)start, 2231fa9e4066Sahrens (u_longlong_t)end, segsize); 2232fa9e4066Sahrens if (error) 2233fa9e4066Sahrens break; 2234fa9e4066Sahrens start = end; 2235fa9e4066Sahrens } 2236fa9e4066Sahrens } 2237fa9e4066Sahrens 2238fa9e4066Sahrens if (db != NULL) 2239ea8dc4b6Seschrock dmu_buf_rele(db, FTAG); 2240fa9e4066Sahrens } 2241fa9e4066Sahrens 2242*17fb938fSMatthew Ahrens static void 2243*17fb938fSMatthew Ahrens count_dir_mos_objects(dsl_dir_t *dd) 2244*17fb938fSMatthew Ahrens { 2245*17fb938fSMatthew Ahrens mos_obj_refd(dd->dd_object); 2246*17fb938fSMatthew Ahrens mos_obj_refd(dsl_dir_phys(dd)->dd_child_dir_zapobj); 2247*17fb938fSMatthew Ahrens mos_obj_refd(dsl_dir_phys(dd)->dd_deleg_zapobj); 2248*17fb938fSMatthew Ahrens mos_obj_refd(dsl_dir_phys(dd)->dd_props_zapobj); 2249*17fb938fSMatthew Ahrens mos_obj_refd(dsl_dir_phys(dd)->dd_clones); 2250*17fb938fSMatthew Ahrens } 2251*17fb938fSMatthew Ahrens 2252*17fb938fSMatthew Ahrens static void 2253*17fb938fSMatthew Ahrens count_ds_mos_objects(dsl_dataset_t *ds) 2254*17fb938fSMatthew Ahrens { 2255*17fb938fSMatthew Ahrens mos_obj_refd(ds->ds_object); 2256*17fb938fSMatthew Ahrens mos_obj_refd(dsl_dataset_phys(ds)->ds_next_clones_obj); 2257*17fb938fSMatthew Ahrens mos_obj_refd(dsl_dataset_phys(ds)->ds_props_obj); 2258*17fb938fSMatthew Ahrens mos_obj_refd(dsl_dataset_phys(ds)->ds_userrefs_obj); 2259*17fb938fSMatthew Ahrens mos_obj_refd(dsl_dataset_phys(ds)->ds_snapnames_zapobj); 2260*17fb938fSMatthew Ahrens 2261*17fb938fSMatthew Ahrens if (!dsl_dataset_is_snapshot(ds)) { 2262*17fb938fSMatthew Ahrens count_dir_mos_objects(ds->ds_dir); 2263*17fb938fSMatthew Ahrens } 2264*17fb938fSMatthew Ahrens } 2265*17fb938fSMatthew Ahrens 22663f7978d0SAlan Somers static const char *objset_types[DMU_OST_NUMTYPES] = { 2267fa9e4066Sahrens "NONE", "META", "ZPL", "ZVOL", "OTHER", "ANY" }; 2268fa9e4066Sahrens 2269fa9e4066Sahrens static void 2270fa9e4066Sahrens dump_dir(objset_t *os) 2271fa9e4066Sahrens { 2272fa9e4066Sahrens dmu_objset_stats_t dds; 2273fa9e4066Sahrens uint64_t object, object_count; 2274a2eea2e1Sahrens uint64_t refdbytes, usedobjs, scratch; 22753f9d6ad7SLin Ling char numbuf[32]; 227614843421SMatthew Ahrens char blkbuf[BP_SPRINTF_LEN + 20]; 22779adfa60dSMatthew Ahrens char osname[ZFS_MAX_DATASET_NAME_LEN]; 22783f7978d0SAlan Somers const char *type = "UNKNOWN"; 2279fa9e4066Sahrens int verbosity = dump_opt['d']; 2280fa9e4066Sahrens int print_header = 1; 22813f7978d0SAlan Somers unsigned i; 22823f7978d0SAlan Somers int error; 2283fa9e4066Sahrens 22840a055120SJason King /* make sure nicenum has enough space */ 22850a055120SJason King CTASSERT(sizeof (numbuf) >= NN_NUMBUF_SZ); 22860a055120SJason King 22873b2aab18SMatthew Ahrens dsl_pool_config_enter(dmu_objset_pool(os), FTAG); 2288a2eea2e1Sahrens dmu_objset_fast_stat(os, &dds); 22893b2aab18SMatthew Ahrens dsl_pool_config_exit(dmu_objset_pool(os), FTAG); 2290fa9e4066Sahrens 2291fa9e4066Sahrens if (dds.dds_type < DMU_OST_NUMTYPES) 2292fa9e4066Sahrens type = objset_types[dds.dds_type]; 2293fa9e4066Sahrens 2294fa9e4066Sahrens if (dds.dds_type == DMU_OST_META) { 2295fa9e4066Sahrens dds.dds_creation_txg = TXG_INITIAL; 22965d7b4d43SMatthew Ahrens usedobjs = BP_GET_FILL(os->os_rootbp); 2297c1379625SJustin T. Gibbs refdbytes = dsl_dir_phys(os->os_spa->spa_dsl_pool->dp_mos_dir)-> 2298c1379625SJustin T. Gibbs dd_used_bytes; 2299a2eea2e1Sahrens } else { 2300a2eea2e1Sahrens dmu_objset_space(os, &refdbytes, &scratch, &usedobjs, &scratch); 2301fa9e4066Sahrens } 2302fa9e4066Sahrens 23035d7b4d43SMatthew Ahrens ASSERT3U(usedobjs, ==, BP_GET_FILL(os->os_rootbp)); 2304fa9e4066Sahrens 23050a055120SJason King zdb_nicenum(refdbytes, numbuf, sizeof (numbuf)); 2306fa9e4066Sahrens 2307fa9e4066Sahrens if (verbosity >= 4) { 230843466aaeSMax Grossman (void) snprintf(blkbuf, sizeof (blkbuf), ", rootbp "); 230943466aaeSMax Grossman (void) snprintf_blkptr(blkbuf + strlen(blkbuf), 231043466aaeSMax Grossman sizeof (blkbuf) - strlen(blkbuf), os->os_rootbp); 2311fa9e4066Sahrens } else { 2312fa9e4066Sahrens blkbuf[0] = '\0'; 2313fa9e4066Sahrens } 2314fa9e4066Sahrens 2315fa9e4066Sahrens dmu_objset_name(os, osname); 2316fa9e4066Sahrens 2317a2eea2e1Sahrens (void) printf("Dataset %s [%s], ID %llu, cr_txg %llu, " 2318ade2c828SSerapheim Dimitropoulos "%s, %llu objects%s%s\n", 2319fa9e4066Sahrens osname, type, (u_longlong_t)dmu_objset_id(os), 2320fa9e4066Sahrens (u_longlong_t)dds.dds_creation_txg, 2321ade2c828SSerapheim Dimitropoulos numbuf, (u_longlong_t)usedobjs, blkbuf, 2322ade2c828SSerapheim Dimitropoulos (dds.dds_inconsistent) ? " (inconsistent)" : ""); 2323fa9e4066Sahrens 2324b24ab676SJeff Bonwick if (zopt_objects != 0) { 2325b24ab676SJeff Bonwick for (i = 0; i < zopt_objects; i++) 2326b24ab676SJeff Bonwick dump_object(os, zopt_object[i], verbosity, 2327b24ab676SJeff Bonwick &print_header); 2328b24ab676SJeff Bonwick (void) printf("\n"); 2329b24ab676SJeff Bonwick return; 2330b24ab676SJeff Bonwick } 2331b24ab676SJeff Bonwick 2332b24ab676SJeff Bonwick if (dump_opt['i'] != 0 || verbosity >= 2) 2333b24ab676SJeff Bonwick dump_intent_log(dmu_objset_zil(os)); 2334fa9e4066Sahrens 23355cabbc6bSPrashanth Sreenivasa if (dmu_objset_ds(os) != NULL) { 23365cabbc6bSPrashanth Sreenivasa dsl_dataset_t *ds = dmu_objset_ds(os); 23375cabbc6bSPrashanth Sreenivasa dump_deadlist(&ds->ds_deadlist); 23385cabbc6bSPrashanth Sreenivasa 23395cabbc6bSPrashanth Sreenivasa if (dsl_dataset_remap_deadlist_exists(ds)) { 23405cabbc6bSPrashanth Sreenivasa (void) printf("ds_remap_deadlist:\n"); 23415cabbc6bSPrashanth Sreenivasa dump_deadlist(&ds->ds_remap_deadlist); 23425cabbc6bSPrashanth Sreenivasa } 2343*17fb938fSMatthew Ahrens count_ds_mos_objects(ds); 23445cabbc6bSPrashanth Sreenivasa } 2345fa9e4066Sahrens 2346fa9e4066Sahrens if (verbosity < 2) 2347fa9e4066Sahrens return; 2348fa9e4066Sahrens 234943466aaeSMax Grossman if (BP_IS_HOLE(os->os_rootbp)) 2350088f3894Sahrens return; 2351088f3894Sahrens 2352fa9e4066Sahrens dump_object(os, 0, verbosity, &print_header); 235314843421SMatthew Ahrens object_count = 0; 2354744947dcSTom Erickson if (DMU_USERUSED_DNODE(os) != NULL && 2355744947dcSTom Erickson DMU_USERUSED_DNODE(os)->dn_type != 0) { 235614843421SMatthew Ahrens dump_object(os, DMU_USERUSED_OBJECT, verbosity, &print_header); 235714843421SMatthew Ahrens dump_object(os, DMU_GROUPUSED_OBJECT, verbosity, &print_header); 235814843421SMatthew Ahrens } 2359fa9e4066Sahrens 2360fa9e4066Sahrens object = 0; 23616754306eSahrens while ((error = dmu_object_next(os, &object, B_FALSE, 0)) == 0) { 2362fa9e4066Sahrens dump_object(os, object, verbosity, &print_header); 2363fa9e4066Sahrens object_count++; 2364fa9e4066Sahrens } 2365fa9e4066Sahrens 2366a2eea2e1Sahrens ASSERT3U(object_count, ==, usedobjs); 2367fa9e4066Sahrens 2368fa9e4066Sahrens (void) printf("\n"); 2369fa9e4066Sahrens 2370ccba0801SRich Morris if (error != ESRCH) { 2371ccba0801SRich Morris (void) fprintf(stderr, "dmu_object_next() = %d\n", error); 2372ccba0801SRich Morris abort(); 2373ccba0801SRich Morris } 237420b5dafbSPaul Dagnelie if (leaked_objects != 0) { 237520b5dafbSPaul Dagnelie (void) printf("%d potentially leaked objects detected\n", 237620b5dafbSPaul Dagnelie leaked_objects); 237720b5dafbSPaul Dagnelie leaked_objects = 0; 237820b5dafbSPaul Dagnelie } 2379fa9e4066Sahrens } 2380fa9e4066Sahrens 2381fa9e4066Sahrens static void 238253b9a4a9SVictor Latushkin dump_uberblock(uberblock_t *ub, const char *header, const char *footer) 2383fa9e4066Sahrens { 2384fa9e4066Sahrens time_t timestamp = ub->ub_timestamp; 2385fa9e4066Sahrens 23863f7978d0SAlan Somers (void) printf("%s", header ? header : ""); 2387fa9e4066Sahrens (void) printf("\tmagic = %016llx\n", (u_longlong_t)ub->ub_magic); 2388fa9e4066Sahrens (void) printf("\tversion = %llu\n", (u_longlong_t)ub->ub_version); 2389fa9e4066Sahrens (void) printf("\ttxg = %llu\n", (u_longlong_t)ub->ub_txg); 2390fa9e4066Sahrens (void) printf("\tguid_sum = %llu\n", (u_longlong_t)ub->ub_guid_sum); 2391fa9e4066Sahrens (void) printf("\ttimestamp = %llu UTC = %s", 2392fa9e4066Sahrens (u_longlong_t)ub->ub_timestamp, asctime(localtime(×tamp))); 2393fa9e4066Sahrens if (dump_opt['u'] >= 3) { 2394fbabab8fSmaybee char blkbuf[BP_SPRINTF_LEN]; 239543466aaeSMax Grossman snprintf_blkptr(blkbuf, sizeof (blkbuf), &ub->ub_rootbp); 2396fa9e4066Sahrens (void) printf("\trootbp = %s\n", blkbuf); 2397fa9e4066Sahrens } 239886714001SSerapheim Dimitropoulos (void) printf("\tcheckpoint_txg = %llu\n", 239986714001SSerapheim Dimitropoulos (u_longlong_t)ub->ub_checkpoint_txg); 24003f7978d0SAlan Somers (void) printf("%s", footer ? footer : ""); 2401fa9e4066Sahrens } 2402fa9e4066Sahrens 2403fa9e4066Sahrens static void 240407428bdfSVictor Latushkin dump_config(spa_t *spa) 2405fa9e4066Sahrens { 240607428bdfSVictor Latushkin dmu_buf_t *db; 240707428bdfSVictor Latushkin size_t nvsize = 0; 240807428bdfSVictor Latushkin int error = 0; 240907428bdfSVictor Latushkin 2410fa9e4066Sahrens 241107428bdfSVictor Latushkin error = dmu_bonus_hold(spa->spa_meta_objset, 241207428bdfSVictor Latushkin spa->spa_config_object, FTAG, &db); 241307428bdfSVictor Latushkin 241407428bdfSVictor Latushkin if (error == 0) { 241507428bdfSVictor Latushkin nvsize = *(uint64_t *)db->db_data; 241607428bdfSVictor Latushkin dmu_buf_rele(db, FTAG); 241707428bdfSVictor Latushkin 241807428bdfSVictor Latushkin (void) printf("\nMOS Configuration:\n"); 241907428bdfSVictor Latushkin dump_packed_nvlist(spa->spa_meta_objset, 242007428bdfSVictor Latushkin spa->spa_config_object, (void *)&nvsize, 1); 242107428bdfSVictor Latushkin } else { 242207428bdfSVictor Latushkin (void) fprintf(stderr, "dmu_bonus_hold(%llu) failed, errno %d", 242307428bdfSVictor Latushkin (u_longlong_t)spa->spa_config_object, error); 2424fa9e4066Sahrens } 2425fa9e4066Sahrens } 2426fa9e4066Sahrens 2427c5904d13Seschrock static void 2428c5904d13Seschrock dump_cachefile(const char *cachefile) 2429c5904d13Seschrock { 2430c5904d13Seschrock int fd; 2431c5904d13Seschrock struct stat64 statbuf; 2432c5904d13Seschrock char *buf; 2433c5904d13Seschrock nvlist_t *config; 2434c5904d13Seschrock 2435c5904d13Seschrock if ((fd = open64(cachefile, O_RDONLY)) < 0) { 2436c5904d13Seschrock (void) printf("cannot open '%s': %s\n", cachefile, 2437c5904d13Seschrock strerror(errno)); 2438c5904d13Seschrock exit(1); 2439c5904d13Seschrock } 2440c5904d13Seschrock 2441c5904d13Seschrock if (fstat64(fd, &statbuf) != 0) { 2442c5904d13Seschrock (void) printf("failed to stat '%s': %s\n", cachefile, 2443c5904d13Seschrock strerror(errno)); 2444c5904d13Seschrock exit(1); 2445c5904d13Seschrock } 2446c5904d13Seschrock 2447c5904d13Seschrock if ((buf = malloc(statbuf.st_size)) == NULL) { 2448c5904d13Seschrock (void) fprintf(stderr, "failed to allocate %llu bytes\n", 2449c5904d13Seschrock (u_longlong_t)statbuf.st_size); 2450c5904d13Seschrock exit(1); 2451c5904d13Seschrock } 2452c5904d13Seschrock 2453c5904d13Seschrock if (read(fd, buf, statbuf.st_size) != statbuf.st_size) { 2454c5904d13Seschrock (void) fprintf(stderr, "failed to read %llu bytes\n", 2455c5904d13Seschrock (u_longlong_t)statbuf.st_size); 2456c5904d13Seschrock exit(1); 2457c5904d13Seschrock } 2458c5904d13Seschrock 2459c5904d13Seschrock (void) close(fd); 2460c5904d13Seschrock 2461c5904d13Seschrock if (nvlist_unpack(buf, statbuf.st_size, &config, 0) != 0) { 2462c5904d13Seschrock (void) fprintf(stderr, "failed to unpack nvlist\n"); 2463c5904d13Seschrock exit(1); 2464c5904d13Seschrock } 2465c5904d13Seschrock 2466c5904d13Seschrock free(buf); 2467c5904d13Seschrock 2468c5904d13Seschrock dump_nvlist(config, 0); 2469c5904d13Seschrock 2470c5904d13Seschrock nvlist_free(config); 2471c5904d13Seschrock } 2472c5904d13Seschrock 247353b9a4a9SVictor Latushkin #define ZDB_MAX_UB_HEADER_SIZE 32 247453b9a4a9SVictor Latushkin 247553b9a4a9SVictor Latushkin static void 247653b9a4a9SVictor Latushkin dump_label_uberblocks(vdev_label_t *lbl, uint64_t ashift) 247753b9a4a9SVictor Latushkin { 247853b9a4a9SVictor Latushkin vdev_t vd; 247953b9a4a9SVictor Latushkin vdev_t *vdp = &vd; 248053b9a4a9SVictor Latushkin char header[ZDB_MAX_UB_HEADER_SIZE]; 248153b9a4a9SVictor Latushkin 248253b9a4a9SVictor Latushkin vd.vdev_ashift = ashift; 248353b9a4a9SVictor Latushkin vdp->vdev_top = vdp; 248453b9a4a9SVictor Latushkin 248553b9a4a9SVictor Latushkin for (int i = 0; i < VDEV_UBERBLOCK_COUNT(vdp); i++) { 248653b9a4a9SVictor Latushkin uint64_t uoff = VDEV_UBERBLOCK_OFFSET(vdp, i); 248753b9a4a9SVictor Latushkin uberblock_t *ub = (void *)((char *)lbl + uoff); 248853b9a4a9SVictor Latushkin 248953b9a4a9SVictor Latushkin if (uberblock_verify(ub)) 249053b9a4a9SVictor Latushkin continue; 249153b9a4a9SVictor Latushkin (void) snprintf(header, ZDB_MAX_UB_HEADER_SIZE, 249253b9a4a9SVictor Latushkin "Uberblock[%d]\n", i); 249353b9a4a9SVictor Latushkin dump_uberblock(ub, header, ""); 249453b9a4a9SVictor Latushkin } 249553b9a4a9SVictor Latushkin } 249653b9a4a9SVictor Latushkin 2497ed61ec1dSYuri Pankov static char curpath[PATH_MAX]; 2498ed61ec1dSYuri Pankov 2499ed61ec1dSYuri Pankov /* 2500ed61ec1dSYuri Pankov * Iterate through the path components, recursively passing 2501ed61ec1dSYuri Pankov * current one's obj and remaining path until we find the obj 2502ed61ec1dSYuri Pankov * for the last one. 2503ed61ec1dSYuri Pankov */ 2504ed61ec1dSYuri Pankov static int 2505ed61ec1dSYuri Pankov dump_path_impl(objset_t *os, uint64_t obj, char *name) 2506ed61ec1dSYuri Pankov { 2507ed61ec1dSYuri Pankov int err; 2508ed61ec1dSYuri Pankov int header = 1; 2509ed61ec1dSYuri Pankov uint64_t child_obj; 2510ed61ec1dSYuri Pankov char *s; 2511ed61ec1dSYuri Pankov dmu_buf_t *db; 2512ed61ec1dSYuri Pankov dmu_object_info_t doi; 2513ed61ec1dSYuri Pankov 2514ed61ec1dSYuri Pankov if ((s = strchr(name, '/')) != NULL) 2515ed61ec1dSYuri Pankov *s = '\0'; 2516ed61ec1dSYuri Pankov err = zap_lookup(os, obj, name, 8, 1, &child_obj); 2517ed61ec1dSYuri Pankov 2518ed61ec1dSYuri Pankov (void) strlcat(curpath, name, sizeof (curpath)); 2519ed61ec1dSYuri Pankov 2520ed61ec1dSYuri Pankov if (err != 0) { 2521ed61ec1dSYuri Pankov (void) fprintf(stderr, "failed to lookup %s: %s\n", 2522ed61ec1dSYuri Pankov curpath, strerror(err)); 2523ed61ec1dSYuri Pankov return (err); 2524ed61ec1dSYuri Pankov } 2525ed61ec1dSYuri Pankov 2526ed61ec1dSYuri Pankov child_obj = ZFS_DIRENT_OBJ(child_obj); 2527ed61ec1dSYuri Pankov err = sa_buf_hold(os, child_obj, FTAG, &db); 2528ed61ec1dSYuri Pankov if (err != 0) { 2529ed61ec1dSYuri Pankov (void) fprintf(stderr, 2530ed61ec1dSYuri Pankov "failed to get SA dbuf for obj %llu: %s\n", 2531ed61ec1dSYuri Pankov (u_longlong_t)child_obj, strerror(err)); 2532ed61ec1dSYuri Pankov return (EINVAL); 2533ed61ec1dSYuri Pankov } 2534ed61ec1dSYuri Pankov dmu_object_info_from_db(db, &doi); 2535ed61ec1dSYuri Pankov sa_buf_rele(db, FTAG); 2536ed61ec1dSYuri Pankov 2537ed61ec1dSYuri Pankov if (doi.doi_bonus_type != DMU_OT_SA && 2538ed61ec1dSYuri Pankov doi.doi_bonus_type != DMU_OT_ZNODE) { 2539ed61ec1dSYuri Pankov (void) fprintf(stderr, "invalid bonus type %d for obj %llu\n", 2540ed61ec1dSYuri Pankov doi.doi_bonus_type, (u_longlong_t)child_obj); 2541ed61ec1dSYuri Pankov return (EINVAL); 2542ed61ec1dSYuri Pankov } 2543ed61ec1dSYuri Pankov 2544ed61ec1dSYuri Pankov if (dump_opt['v'] > 6) { 2545ed61ec1dSYuri Pankov (void) printf("obj=%llu %s type=%d bonustype=%d\n", 2546ed61ec1dSYuri Pankov (u_longlong_t)child_obj, curpath, doi.doi_type, 2547ed61ec1dSYuri Pankov doi.doi_bonus_type); 2548ed61ec1dSYuri Pankov } 2549ed61ec1dSYuri Pankov 2550ed61ec1dSYuri Pankov (void) strlcat(curpath, "/", sizeof (curpath)); 2551ed61ec1dSYuri Pankov 2552ed61ec1dSYuri Pankov switch (doi.doi_type) { 2553ed61ec1dSYuri Pankov case DMU_OT_DIRECTORY_CONTENTS: 2554ed61ec1dSYuri Pankov if (s != NULL && *(s + 1) != '\0') 2555ed61ec1dSYuri Pankov return (dump_path_impl(os, child_obj, s + 1)); 2556ed61ec1dSYuri Pankov /*FALLTHROUGH*/ 2557ed61ec1dSYuri Pankov case DMU_OT_PLAIN_FILE_CONTENTS: 2558ed61ec1dSYuri Pankov dump_object(os, child_obj, dump_opt['v'], &header); 2559ed61ec1dSYuri Pankov return (0); 2560ed61ec1dSYuri Pankov default: 2561ed61ec1dSYuri Pankov (void) fprintf(stderr, "object %llu has non-file/directory " 2562ed61ec1dSYuri Pankov "type %d\n", (u_longlong_t)obj, doi.doi_type); 2563ed61ec1dSYuri Pankov break; 2564ed61ec1dSYuri Pankov } 2565ed61ec1dSYuri Pankov 2566ed61ec1dSYuri Pankov return (EINVAL); 2567ed61ec1dSYuri Pankov } 2568ed61ec1dSYuri Pankov 2569ed61ec1dSYuri Pankov /* 2570ed61ec1dSYuri Pankov * Dump the blocks for the object specified by path inside the dataset. 2571ed61ec1dSYuri Pankov */ 2572ed61ec1dSYuri Pankov static int 2573ed61ec1dSYuri Pankov dump_path(char *ds, char *path) 2574ed61ec1dSYuri Pankov { 2575ed61ec1dSYuri Pankov int err; 2576ed61ec1dSYuri Pankov objset_t *os; 2577ed61ec1dSYuri Pankov uint64_t root_obj; 2578ed61ec1dSYuri Pankov 2579ed61ec1dSYuri Pankov err = open_objset(ds, DMU_OST_ZFS, FTAG, &os); 2580ed61ec1dSYuri Pankov if (err != 0) 2581ed61ec1dSYuri Pankov return (err); 2582ed61ec1dSYuri Pankov 2583ed61ec1dSYuri Pankov err = zap_lookup(os, MASTER_NODE_OBJ, ZFS_ROOT_OBJ, 8, 1, &root_obj); 2584ed61ec1dSYuri Pankov if (err != 0) { 2585ed61ec1dSYuri Pankov (void) fprintf(stderr, "can't lookup root znode: %s\n", 2586ed61ec1dSYuri Pankov strerror(err)); 2587ed61ec1dSYuri Pankov dmu_objset_disown(os, FTAG); 2588ed61ec1dSYuri Pankov return (EINVAL); 2589ed61ec1dSYuri Pankov } 2590ed61ec1dSYuri Pankov 2591ed61ec1dSYuri Pankov (void) snprintf(curpath, sizeof (curpath), "dataset=%s path=/", ds); 2592ed61ec1dSYuri Pankov 2593ed61ec1dSYuri Pankov err = dump_path_impl(os, root_obj, path); 2594ed61ec1dSYuri Pankov 2595ed61ec1dSYuri Pankov close_objset(os, FTAG); 2596ed61ec1dSYuri Pankov return (err); 2597ed61ec1dSYuri Pankov } 2598ed61ec1dSYuri Pankov 259964723e36SYuri Pankov static int 2600fa9e4066Sahrens dump_label(const char *dev) 2601fa9e4066Sahrens { 2602fa9e4066Sahrens int fd; 2603fa9e4066Sahrens vdev_label_t label; 260464723e36SYuri Pankov char path[MAXPATHLEN]; 260564723e36SYuri Pankov char *buf = label.vl_vdev_phys.vp_nvlist; 2606fa9e4066Sahrens size_t buflen = sizeof (label.vl_vdev_phys.vp_nvlist); 2607fa9e4066Sahrens struct stat64 statbuf; 260853b9a4a9SVictor Latushkin uint64_t psize, ashift; 260964723e36SYuri Pankov boolean_t label_found = B_FALSE; 261064723e36SYuri Pankov 261164723e36SYuri Pankov (void) strlcpy(path, dev, sizeof (path)); 261264723e36SYuri Pankov if (dev[0] == '/') { 261364723e36SYuri Pankov if (strncmp(dev, ZFS_DISK_ROOTD, 261464723e36SYuri Pankov strlen(ZFS_DISK_ROOTD)) == 0) { 261564723e36SYuri Pankov (void) snprintf(path, sizeof (path), "%s%s", 261664723e36SYuri Pankov ZFS_RDISK_ROOTD, dev + strlen(ZFS_DISK_ROOTD)); 261764723e36SYuri Pankov } 261864723e36SYuri Pankov } else if (stat64(path, &statbuf) != 0) { 261964723e36SYuri Pankov char *s; 2620c6065d0fSGeorge Wilson 262164723e36SYuri Pankov (void) snprintf(path, sizeof (path), "%s%s", ZFS_RDISK_ROOTD, 262264723e36SYuri Pankov dev); 262322c8b958SYuri Pankov if (((s = strrchr(dev, 's')) == NULL && 262422c8b958SYuri Pankov (s = strchr(dev, 'p')) == NULL) || 262522c8b958SYuri Pankov !isdigit(*(s + 1))) 262664723e36SYuri Pankov (void) strlcat(path, "s0", sizeof (path)); 2627fa9e4066Sahrens } 2628fa9e4066Sahrens 262922c8b958SYuri Pankov if ((fd = open64(path, O_RDONLY)) < 0) { 263022c8b958SYuri Pankov (void) fprintf(stderr, "cannot open '%s': %s\n", path, 2631fa9e4066Sahrens strerror(errno)); 2632c6065d0fSGeorge Wilson exit(1); 2633c6065d0fSGeorge Wilson } 2634c6065d0fSGeorge Wilson 263522c8b958SYuri Pankov if (fstat64(fd, &statbuf) != 0) { 263622c8b958SYuri Pankov (void) fprintf(stderr, "failed to stat '%s': %s\n", path, 263722c8b958SYuri Pankov strerror(errno)); 263822c8b958SYuri Pankov (void) close(fd); 263964723e36SYuri Pankov exit(1); 264064723e36SYuri Pankov } 264164723e36SYuri Pankov 264222c8b958SYuri Pankov if (S_ISBLK(statbuf.st_mode)) { 264322c8b958SYuri Pankov (void) fprintf(stderr, 264422c8b958SYuri Pankov "cannot use '%s': character device required\n", path); 264522c8b958SYuri Pankov (void) close(fd); 2646c6065d0fSGeorge Wilson exit(1); 2647fa9e4066Sahrens } 2648fa9e4066Sahrens 2649fa9e4066Sahrens psize = statbuf.st_size; 2650fa9e4066Sahrens psize = P2ALIGN(psize, (uint64_t)sizeof (vdev_label_t)); 2651fa9e4066Sahrens 265253b9a4a9SVictor Latushkin for (int l = 0; l < VDEV_LABELS; l++) { 2653fa9e4066Sahrens nvlist_t *config = NULL; 2654fa9e4066Sahrens 265564723e36SYuri Pankov if (!dump_opt['q']) { 265664723e36SYuri Pankov (void) printf("------------------------------------\n"); 265764723e36SYuri Pankov (void) printf("LABEL %d\n", l); 265864723e36SYuri Pankov (void) printf("------------------------------------\n"); 265964723e36SYuri Pankov } 2660fa9e4066Sahrens 26610d981225Seschrock if (pread64(fd, &label, sizeof (label), 2662fa9e4066Sahrens vdev_label_offset(psize, l, 0)) != sizeof (label)) { 266364723e36SYuri Pankov if (!dump_opt['q']) 266464723e36SYuri Pankov (void) printf("failed to read label %d\n", l); 2665fa9e4066Sahrens continue; 2666fa9e4066Sahrens } 2667fa9e4066Sahrens 2668fa9e4066Sahrens if (nvlist_unpack(buf, buflen, &config, 0) != 0) { 266964723e36SYuri Pankov if (!dump_opt['q']) 267064723e36SYuri Pankov (void) printf("failed to unpack label %d\n", l); 267153b9a4a9SVictor Latushkin ashift = SPA_MINBLOCKSHIFT; 267253b9a4a9SVictor Latushkin } else { 267353b9a4a9SVictor Latushkin nvlist_t *vdev_tree = NULL; 267453b9a4a9SVictor Latushkin 267564723e36SYuri Pankov if (!dump_opt['q']) 267664723e36SYuri Pankov dump_nvlist(config, 4); 267753b9a4a9SVictor Latushkin if ((nvlist_lookup_nvlist(config, 267853b9a4a9SVictor Latushkin ZPOOL_CONFIG_VDEV_TREE, &vdev_tree) != 0) || 267953b9a4a9SVictor Latushkin (nvlist_lookup_uint64(vdev_tree, 268053b9a4a9SVictor Latushkin ZPOOL_CONFIG_ASHIFT, &ashift) != 0)) 268153b9a4a9SVictor Latushkin ashift = SPA_MINBLOCKSHIFT; 268253b9a4a9SVictor Latushkin nvlist_free(config); 268364723e36SYuri Pankov label_found = B_TRUE; 2684fa9e4066Sahrens } 268553b9a4a9SVictor Latushkin if (dump_opt['u']) 268653b9a4a9SVictor Latushkin dump_label_uberblocks(&label, ashift); 2687fa9e4066Sahrens } 2688c6065d0fSGeorge Wilson 2689c6065d0fSGeorge Wilson (void) close(fd); 269064723e36SYuri Pankov 269164723e36SYuri Pankov return (label_found ? 0 : 2); 2692fa9e4066Sahrens } 2693fa9e4066Sahrens 2694ca0cc391SMatthew Ahrens static uint64_t dataset_feature_count[SPA_FEATURES]; 26955cabbc6bSPrashanth Sreenivasa static uint64_t remap_deadlist_count = 0; 2696b5152584SMatthew Ahrens 2697fa9e4066Sahrens /*ARGSUSED*/ 26981d452cf5Sahrens static int 2699fd136879SMatthew Ahrens dump_one_dir(const char *dsname, void *arg) 2700fa9e4066Sahrens { 2701fa9e4066Sahrens int error; 2702fa9e4066Sahrens objset_t *os; 2703fa9e4066Sahrens 2704ed61ec1dSYuri Pankov error = open_objset(dsname, DMU_OST_ANY, FTAG, &os); 2705ed61ec1dSYuri Pankov if (error != 0) 27061d452cf5Sahrens return (0); 2707ca0cc391SMatthew Ahrens 2708ca0cc391SMatthew Ahrens for (spa_feature_t f = 0; f < SPA_FEATURES; f++) { 2709ca0cc391SMatthew Ahrens if (!dmu_objset_ds(os)->ds_feature_inuse[f]) 2710ca0cc391SMatthew Ahrens continue; 2711ca0cc391SMatthew Ahrens ASSERT(spa_feature_table[f].fi_flags & 2712ca0cc391SMatthew Ahrens ZFEATURE_FLAG_PER_DATASET); 2713ca0cc391SMatthew Ahrens dataset_feature_count[f]++; 2714ca0cc391SMatthew Ahrens } 2715ca0cc391SMatthew Ahrens 27165cabbc6bSPrashanth Sreenivasa if (dsl_dataset_remap_deadlist_exists(dmu_objset_ds(os))) { 27175cabbc6bSPrashanth Sreenivasa remap_deadlist_count++; 27185cabbc6bSPrashanth Sreenivasa } 27195cabbc6bSPrashanth Sreenivasa 2720fa9e4066Sahrens dump_dir(os); 2721ed61ec1dSYuri Pankov close_objset(os, FTAG); 2722e0d35c44Smarks fuid_table_destroy(); 27231d452cf5Sahrens return (0); 2724fa9e4066Sahrens } 2725fa9e4066Sahrens 2726fa9e4066Sahrens /* 2727b24ab676SJeff Bonwick * Block statistics. 2728fa9e4066Sahrens */ 2729b5152584SMatthew Ahrens #define PSIZE_HISTO_SIZE (SPA_OLD_MAXBLOCKSIZE / SPA_MINBLOCKSIZE + 2) 2730fa9e4066Sahrens typedef struct zdb_blkstats { 2731490d05b9SMatthew Ahrens uint64_t zb_asize; 2732490d05b9SMatthew Ahrens uint64_t zb_lsize; 2733490d05b9SMatthew Ahrens uint64_t zb_psize; 2734490d05b9SMatthew Ahrens uint64_t zb_count; 2735d5ee8a13SMatthew Ahrens uint64_t zb_gangs; 2736d5ee8a13SMatthew Ahrens uint64_t zb_ditto_samevdev; 2737490d05b9SMatthew Ahrens uint64_t zb_psize_histogram[PSIZE_HISTO_SIZE]; 2738fa9e4066Sahrens } zdb_blkstats_t; 2739fa9e4066Sahrens 2740b24ab676SJeff Bonwick /* 2741b24ab676SJeff Bonwick * Extended object types to report deferred frees and dedup auto-ditto blocks. 2742b24ab676SJeff Bonwick */ 2743b24ab676SJeff Bonwick #define ZDB_OT_DEFERRED (DMU_OT_NUMTYPES + 0) 2744b24ab676SJeff Bonwick #define ZDB_OT_DITTO (DMU_OT_NUMTYPES + 1) 2745ad135b5dSChristopher Siden #define ZDB_OT_OTHER (DMU_OT_NUMTYPES + 2) 2746ad135b5dSChristopher Siden #define ZDB_OT_TOTAL (DMU_OT_NUMTYPES + 3) 2747b24ab676SJeff Bonwick 27483f7978d0SAlan Somers static const char *zdb_ot_extname[] = { 2749b24ab676SJeff Bonwick "deferred free", 2750b24ab676SJeff Bonwick "dedup ditto", 2751ad135b5dSChristopher Siden "other", 2752b24ab676SJeff Bonwick "Total", 2753b24ab676SJeff Bonwick }; 2754fa9e4066Sahrens 275588b7b0f2SMatthew Ahrens #define ZB_TOTAL DN_MAX_LEVELS 2756fa9e4066Sahrens 2757fa9e4066Sahrens typedef struct zdb_cb { 2758b24ab676SJeff Bonwick zdb_blkstats_t zcb_type[ZB_TOTAL + 1][ZDB_OT_TOTAL + 1]; 27595cabbc6bSPrashanth Sreenivasa uint64_t zcb_removing_size; 276086714001SSerapheim Dimitropoulos uint64_t zcb_checkpoint_size; 2761b24ab676SJeff Bonwick uint64_t zcb_dedup_asize; 2762b24ab676SJeff Bonwick uint64_t zcb_dedup_blocks; 27635d7b4d43SMatthew Ahrens uint64_t zcb_embedded_blocks[NUM_BP_EMBEDDED_TYPES]; 27645d7b4d43SMatthew Ahrens uint64_t zcb_embedded_histogram[NUM_BP_EMBEDDED_TYPES] 27655d7b4d43SMatthew Ahrens [BPE_PAYLOAD_SIZE]; 2766490d05b9SMatthew Ahrens uint64_t zcb_start; 27673f7978d0SAlan Somers hrtime_t zcb_lastprint; 2768490d05b9SMatthew Ahrens uint64_t zcb_totalasize; 2769fa9e4066Sahrens uint64_t zcb_errors[256]; 2770fa9e4066Sahrens int zcb_readfails; 2771fa9e4066Sahrens int zcb_haderrors; 2772cde58dbcSMatthew Ahrens spa_t *zcb_spa; 27735cabbc6bSPrashanth Sreenivasa uint32_t **zcb_vd_obsolete_counts; 2774fa9e4066Sahrens } zdb_cb_t; 2775fa9e4066Sahrens 2776fa9e4066Sahrens static void 2777cde58dbcSMatthew Ahrens zdb_count_block(zdb_cb_t *zcb, zilog_t *zilog, const blkptr_t *bp, 2778b24ab676SJeff Bonwick dmu_object_type_t type) 2779fa9e4066Sahrens { 2780b24ab676SJeff Bonwick uint64_t refcnt = 0; 2781b24ab676SJeff Bonwick 2782b24ab676SJeff Bonwick ASSERT(type < ZDB_OT_TOTAL); 2783b24ab676SJeff Bonwick 2784b24ab676SJeff Bonwick if (zilog && zil_bp_tree_add(zilog, bp) != 0) 2785b24ab676SJeff Bonwick return; 2786b24ab676SJeff Bonwick 2787e14bb325SJeff Bonwick for (int i = 0; i < 4; i++) { 2788fa9e4066Sahrens int l = (i < 2) ? BP_GET_LEVEL(bp) : ZB_TOTAL; 2789b24ab676SJeff Bonwick int t = (i & 1) ? type : ZDB_OT_TOTAL; 2790d5ee8a13SMatthew Ahrens int equal; 2791fa9e4066Sahrens zdb_blkstats_t *zb = &zcb->zcb_type[l][t]; 2792fa9e4066Sahrens 2793fa9e4066Sahrens zb->zb_asize += BP_GET_ASIZE(bp); 2794fa9e4066Sahrens zb->zb_lsize += BP_GET_LSIZE(bp); 2795fa9e4066Sahrens zb->zb_psize += BP_GET_PSIZE(bp); 2796fa9e4066Sahrens zb->zb_count++; 2797b5152584SMatthew Ahrens 2798b5152584SMatthew Ahrens /* 2799b5152584SMatthew Ahrens * The histogram is only big enough to record blocks up to 2800b5152584SMatthew Ahrens * SPA_OLD_MAXBLOCKSIZE; larger blocks go into the last, 2801b5152584SMatthew Ahrens * "other", bucket. 2802b5152584SMatthew Ahrens */ 28033f7978d0SAlan Somers unsigned idx = BP_GET_PSIZE(bp) >> SPA_MINBLOCKSHIFT; 2804b5152584SMatthew Ahrens idx = MIN(idx, SPA_OLD_MAXBLOCKSIZE / SPA_MINBLOCKSIZE + 1); 2805b5152584SMatthew Ahrens zb->zb_psize_histogram[idx]++; 2806d5ee8a13SMatthew Ahrens 2807d5ee8a13SMatthew Ahrens zb->zb_gangs += BP_COUNT_GANG(bp); 2808d5ee8a13SMatthew Ahrens 2809d5ee8a13SMatthew Ahrens switch (BP_GET_NDVAS(bp)) { 2810d5ee8a13SMatthew Ahrens case 2: 2811d5ee8a13SMatthew Ahrens if (DVA_GET_VDEV(&bp->blk_dva[0]) == 2812d5ee8a13SMatthew Ahrens DVA_GET_VDEV(&bp->blk_dva[1])) 2813d5ee8a13SMatthew Ahrens zb->zb_ditto_samevdev++; 2814d5ee8a13SMatthew Ahrens break; 2815d5ee8a13SMatthew Ahrens case 3: 2816d5ee8a13SMatthew Ahrens equal = (DVA_GET_VDEV(&bp->blk_dva[0]) == 2817d5ee8a13SMatthew Ahrens DVA_GET_VDEV(&bp->blk_dva[1])) + 2818d5ee8a13SMatthew Ahrens (DVA_GET_VDEV(&bp->blk_dva[0]) == 2819d5ee8a13SMatthew Ahrens DVA_GET_VDEV(&bp->blk_dva[2])) + 2820d5ee8a13SMatthew Ahrens (DVA_GET_VDEV(&bp->blk_dva[1]) == 2821d5ee8a13SMatthew Ahrens DVA_GET_VDEV(&bp->blk_dva[2])); 2822d5ee8a13SMatthew Ahrens if (equal != 0) 2823d5ee8a13SMatthew Ahrens zb->zb_ditto_samevdev++; 2824d5ee8a13SMatthew Ahrens break; 2825d5ee8a13SMatthew Ahrens } 2826d5ee8a13SMatthew Ahrens 2827fa9e4066Sahrens } 2828fa9e4066Sahrens 28295d7b4d43SMatthew Ahrens if (BP_IS_EMBEDDED(bp)) { 28305d7b4d43SMatthew Ahrens zcb->zcb_embedded_blocks[BPE_GET_ETYPE(bp)]++; 28315d7b4d43SMatthew Ahrens zcb->zcb_embedded_histogram[BPE_GET_ETYPE(bp)] 28325d7b4d43SMatthew Ahrens [BPE_GET_PSIZE(bp)]++; 28335d7b4d43SMatthew Ahrens return; 28345d7b4d43SMatthew Ahrens } 28355d7b4d43SMatthew Ahrens 2836b24ab676SJeff Bonwick if (dump_opt['L']) 2837b24ab676SJeff Bonwick return; 2838b24ab676SJeff Bonwick 2839b24ab676SJeff Bonwick if (BP_GET_DEDUP(bp)) { 2840b24ab676SJeff Bonwick ddt_t *ddt; 2841b24ab676SJeff Bonwick ddt_entry_t *dde; 2842b24ab676SJeff Bonwick 2843cde58dbcSMatthew Ahrens ddt = ddt_select(zcb->zcb_spa, bp); 2844b24ab676SJeff Bonwick ddt_enter(ddt); 2845b24ab676SJeff Bonwick dde = ddt_lookup(ddt, bp, B_FALSE); 2846b24ab676SJeff Bonwick 2847b24ab676SJeff Bonwick if (dde == NULL) { 2848b24ab676SJeff Bonwick refcnt = 0; 2849b24ab676SJeff Bonwick } else { 2850b24ab676SJeff Bonwick ddt_phys_t *ddp = ddt_phys_select(dde, bp); 2851b24ab676SJeff Bonwick ddt_phys_decref(ddp); 2852b24ab676SJeff Bonwick refcnt = ddp->ddp_refcnt; 2853b24ab676SJeff Bonwick if (ddt_phys_total_refcnt(dde) == 0) 2854b24ab676SJeff Bonwick ddt_remove(ddt, dde); 2855d41e7643Sek } 2856b24ab676SJeff Bonwick ddt_exit(ddt); 2857d41e7643Sek } 2858d41e7643Sek 2859cde58dbcSMatthew Ahrens VERIFY3U(zio_wait(zio_claim(NULL, zcb->zcb_spa, 286086714001SSerapheim Dimitropoulos refcnt ? 0 : spa_min_claim_txg(zcb->zcb_spa), 2861b24ab676SJeff Bonwick bp, NULL, NULL, ZIO_FLAG_CANFAIL)), ==, 0); 2862fa9e4066Sahrens } 2863fa9e4066Sahrens 286431d7e8faSGeorge Wilson static void 286531d7e8faSGeorge Wilson zdb_blkptr_done(zio_t *zio) 286631d7e8faSGeorge Wilson { 286731d7e8faSGeorge Wilson spa_t *spa = zio->io_spa; 286831d7e8faSGeorge Wilson blkptr_t *bp = zio->io_bp; 286931d7e8faSGeorge Wilson int ioerr = zio->io_error; 287031d7e8faSGeorge Wilson zdb_cb_t *zcb = zio->io_private; 28717802d7bfSMatthew Ahrens zbookmark_phys_t *zb = &zio->io_bookmark; 287231d7e8faSGeorge Wilson 2873770499e1SDan Kimmel abd_free(zio->io_abd); 287431d7e8faSGeorge Wilson 287531d7e8faSGeorge Wilson mutex_enter(&spa->spa_scrub_lock); 287631d7e8faSGeorge Wilson spa->spa_scrub_inflight--; 287731d7e8faSGeorge Wilson cv_broadcast(&spa->spa_scrub_io_cv); 287831d7e8faSGeorge Wilson 287931d7e8faSGeorge Wilson if (ioerr && !(zio->io_flags & ZIO_FLAG_SPECULATIVE)) { 288031d7e8faSGeorge Wilson char blkbuf[BP_SPRINTF_LEN]; 288131d7e8faSGeorge Wilson 288231d7e8faSGeorge Wilson zcb->zcb_haderrors = 1; 288331d7e8faSGeorge Wilson zcb->zcb_errors[ioerr]++; 288431d7e8faSGeorge Wilson 288531d7e8faSGeorge Wilson if (dump_opt['b'] >= 2) 288643466aaeSMax Grossman snprintf_blkptr(blkbuf, sizeof (blkbuf), bp); 288731d7e8faSGeorge Wilson else 288831d7e8faSGeorge Wilson blkbuf[0] = '\0'; 288931d7e8faSGeorge Wilson 289031d7e8faSGeorge Wilson (void) printf("zdb_blkptr_cb: " 289131d7e8faSGeorge Wilson "Got error %d reading " 289231d7e8faSGeorge Wilson "<%llu, %llu, %lld, %llx> %s -- skipping\n", 289331d7e8faSGeorge Wilson ioerr, 289431d7e8faSGeorge Wilson (u_longlong_t)zb->zb_objset, 289531d7e8faSGeorge Wilson (u_longlong_t)zb->zb_object, 289631d7e8faSGeorge Wilson (u_longlong_t)zb->zb_level, 289731d7e8faSGeorge Wilson (u_longlong_t)zb->zb_blkid, 289831d7e8faSGeorge Wilson blkbuf); 289931d7e8faSGeorge Wilson } 290031d7e8faSGeorge Wilson mutex_exit(&spa->spa_scrub_lock); 290131d7e8faSGeorge Wilson } 290231d7e8faSGeorge Wilson 2903fa9e4066Sahrens static int 29041b912ec7SGeorge Wilson zdb_blkptr_cb(spa_t *spa, zilog_t *zilog, const blkptr_t *bp, 29057802d7bfSMatthew Ahrens const zbookmark_phys_t *zb, const dnode_phys_t *dnp, void *arg) 2906fa9e4066Sahrens { 2907fa9e4066Sahrens zdb_cb_t *zcb = arg; 29086365109dSVictor Latushkin dmu_object_type_t type; 2909468c413aSTim Haley boolean_t is_metadata; 2910fa9e4066Sahrens 2911a2cdcdd2SPaul Dagnelie if (bp == NULL) 2912a2cdcdd2SPaul Dagnelie return (0); 2913a2cdcdd2SPaul Dagnelie 291443466aaeSMax Grossman if (dump_opt['b'] >= 5 && bp->blk_birth > 0) { 291543466aaeSMax Grossman char blkbuf[BP_SPRINTF_LEN]; 291643466aaeSMax Grossman snprintf_blkptr(blkbuf, sizeof (blkbuf), bp); 291743466aaeSMax Grossman (void) printf("objset %llu object %llu " 291843466aaeSMax Grossman "level %lld offset 0x%llx %s\n", 291943466aaeSMax Grossman (u_longlong_t)zb->zb_objset, 292043466aaeSMax Grossman (u_longlong_t)zb->zb_object, 292143466aaeSMax Grossman (longlong_t)zb->zb_level, 292243466aaeSMax Grossman (u_longlong_t)blkid2offset(dnp, bp, zb), 292343466aaeSMax Grossman blkbuf); 292443466aaeSMax Grossman } 292543466aaeSMax Grossman 292643466aaeSMax Grossman if (BP_IS_HOLE(bp)) 292788b7b0f2SMatthew Ahrens return (0); 2928e14bb325SJeff Bonwick 29296365109dSVictor Latushkin type = BP_GET_TYPE(bp); 2930e14bb325SJeff Bonwick 2931ad135b5dSChristopher Siden zdb_count_block(zcb, zilog, bp, 2932ad135b5dSChristopher Siden (type & DMU_OT_NEWTYPE) ? ZDB_OT_OTHER : type); 29336365109dSVictor Latushkin 2934ad135b5dSChristopher Siden is_metadata = (BP_GET_LEVEL(bp) != 0 || DMU_OT_IS_METADATA(type)); 29356365109dSVictor Latushkin 29365d7b4d43SMatthew Ahrens if (!BP_IS_EMBEDDED(bp) && 29375d7b4d43SMatthew Ahrens (dump_opt['c'] > 1 || (dump_opt['c'] && is_metadata))) { 2938468c413aSTim Haley size_t size = BP_GET_PSIZE(bp); 2939770499e1SDan Kimmel abd_t *abd = abd_alloc(size, B_FALSE); 2940b24ab676SJeff Bonwick int flags = ZIO_FLAG_CANFAIL | ZIO_FLAG_SCRUB | ZIO_FLAG_RAW; 2941b24ab676SJeff Bonwick 2942b24ab676SJeff Bonwick /* If it's an intent log block, failure is expected. */ 2943b24ab676SJeff Bonwick if (zb->zb_level == ZB_ZIL_LEVEL) 2944b24ab676SJeff Bonwick flags |= ZIO_FLAG_SPECULATIVE; 2945b24ab676SJeff Bonwick 294631d7e8faSGeorge Wilson mutex_enter(&spa->spa_scrub_lock); 294731d7e8faSGeorge Wilson while (spa->spa_scrub_inflight > max_inflight) 294831d7e8faSGeorge Wilson cv_wait(&spa->spa_scrub_io_cv, &spa->spa_scrub_lock); 294931d7e8faSGeorge Wilson spa->spa_scrub_inflight++; 295031d7e8faSGeorge Wilson mutex_exit(&spa->spa_scrub_lock); 2951b24ab676SJeff Bonwick 2952770499e1SDan Kimmel zio_nowait(zio_read(NULL, spa, bp, abd, size, 295331d7e8faSGeorge Wilson zdb_blkptr_done, zcb, ZIO_PRIORITY_ASYNC_READ, flags, zb)); 2954fa9e4066Sahrens } 2955fa9e4066Sahrens 2956fa9e4066Sahrens zcb->zcb_readfails = 0; 2957fa9e4066Sahrens 2958f7950bf1SMatthew Ahrens /* only call gethrtime() every 100 blocks */ 2959f7950bf1SMatthew Ahrens static int iters; 2960f7950bf1SMatthew Ahrens if (++iters > 100) 2961f7950bf1SMatthew Ahrens iters = 0; 2962f7950bf1SMatthew Ahrens else 2963f7950bf1SMatthew Ahrens return (0); 2964f7950bf1SMatthew Ahrens 2965f7950bf1SMatthew Ahrens if (dump_opt['b'] < 5 && gethrtime() > zcb->zcb_lastprint + NANOSEC) { 2966490d05b9SMatthew Ahrens uint64_t now = gethrtime(); 2967490d05b9SMatthew Ahrens char buf[10]; 2968490d05b9SMatthew Ahrens uint64_t bytes = zcb->zcb_type[ZB_TOTAL][ZDB_OT_TOTAL].zb_asize; 2969490d05b9SMatthew Ahrens int kb_per_sec = 2970490d05b9SMatthew Ahrens 1 + bytes / (1 + ((now - zcb->zcb_start) / 1000 / 1000)); 2971490d05b9SMatthew Ahrens int sec_remaining = 2972490d05b9SMatthew Ahrens (zcb->zcb_totalasize - bytes) / 1024 / kb_per_sec; 2973490d05b9SMatthew Ahrens 29740a055120SJason King /* make sure nicenum has enough space */ 29750a055120SJason King CTASSERT(sizeof (buf) >= NN_NUMBUF_SZ); 29760a055120SJason King 2977490d05b9SMatthew Ahrens zfs_nicenum(bytes, buf, sizeof (buf)); 2978490d05b9SMatthew Ahrens (void) fprintf(stderr, 2979490d05b9SMatthew Ahrens "\r%5s completed (%4dMB/s) " 2980490d05b9SMatthew Ahrens "estimated time remaining: %uhr %02umin %02usec ", 2981490d05b9SMatthew Ahrens buf, kb_per_sec / 1024, 2982490d05b9SMatthew Ahrens sec_remaining / 60 / 60, 2983490d05b9SMatthew Ahrens sec_remaining / 60 % 60, 2984490d05b9SMatthew Ahrens sec_remaining % 60); 2985490d05b9SMatthew Ahrens 2986490d05b9SMatthew Ahrens zcb->zcb_lastprint = now; 2987490d05b9SMatthew Ahrens } 2988490d05b9SMatthew Ahrens 2989fa9e4066Sahrens return (0); 2990fa9e4066Sahrens } 2991fa9e4066Sahrens 2992b24ab676SJeff Bonwick static void 29930713e232SGeorge Wilson zdb_leak(void *arg, uint64_t start, uint64_t size) 2994b24ab676SJeff Bonwick { 29950713e232SGeorge Wilson vdev_t *vd = arg; 2996b24ab676SJeff Bonwick 2997b24ab676SJeff Bonwick (void) printf("leaked space: vdev %llu, offset 0x%llx, size %llu\n", 2998b24ab676SJeff Bonwick (u_longlong_t)vd->vdev_id, (u_longlong_t)start, (u_longlong_t)size); 2999b24ab676SJeff Bonwick } 3000b24ab676SJeff Bonwick 30010713e232SGeorge Wilson static metaslab_ops_t zdb_metaslab_ops = { 30022e4c9986SGeorge Wilson NULL /* alloc */ 3003b24ab676SJeff Bonwick }; 3004b24ab676SJeff Bonwick 3005b24ab676SJeff Bonwick static void 3006bbfd46c4SJeff Bonwick zdb_ddt_leak_init(spa_t *spa, zdb_cb_t *zcb) 3007b24ab676SJeff Bonwick { 30083f7978d0SAlan Somers ddt_bookmark_t ddb; 3009b24ab676SJeff Bonwick ddt_entry_t dde; 3010b24ab676SJeff Bonwick int error; 3011b24ab676SJeff Bonwick 30123f7978d0SAlan Somers bzero(&ddb, sizeof (ddb)); 3013bbfd46c4SJeff Bonwick while ((error = ddt_walk(spa, &ddb, &dde)) == 0) { 3014b24ab676SJeff Bonwick blkptr_t blk; 3015b24ab676SJeff Bonwick ddt_phys_t *ddp = dde.dde_phys; 3016bbfd46c4SJeff Bonwick 3017bbfd46c4SJeff Bonwick if (ddb.ddb_class == DDT_CLASS_UNIQUE) 3018bbfd46c4SJeff Bonwick return; 3019bbfd46c4SJeff Bonwick 3020b24ab676SJeff Bonwick ASSERT(ddt_phys_total_refcnt(&dde) > 1); 3021bbfd46c4SJeff Bonwick 3022b24ab676SJeff Bonwick for (int p = 0; p < DDT_PHYS_TYPES; p++, ddp++) { 3023b24ab676SJeff Bonwick if (ddp->ddp_phys_birth == 0) 3024b24ab676SJeff Bonwick continue; 3025bbfd46c4SJeff Bonwick ddt_bp_create(ddb.ddb_checksum, 3026bbfd46c4SJeff Bonwick &dde.dde_key, ddp, &blk); 3027b24ab676SJeff Bonwick if (p == DDT_PHYS_DITTO) { 3028cde58dbcSMatthew Ahrens zdb_count_block(zcb, NULL, &blk, ZDB_OT_DITTO); 3029b24ab676SJeff Bonwick } else { 3030b24ab676SJeff Bonwick zcb->zcb_dedup_asize += 3031b24ab676SJeff Bonwick BP_GET_ASIZE(&blk) * (ddp->ddp_refcnt - 1); 3032b24ab676SJeff Bonwick zcb->zcb_dedup_blocks++; 3033b24ab676SJeff Bonwick } 3034b24ab676SJeff Bonwick } 3035b24ab676SJeff Bonwick if (!dump_opt['L']) { 3036bbfd46c4SJeff Bonwick ddt_t *ddt = spa->spa_ddt[ddb.ddb_checksum]; 3037b24ab676SJeff Bonwick ddt_enter(ddt); 3038b24ab676SJeff Bonwick VERIFY(ddt_lookup(ddt, &blk, B_TRUE) != NULL); 3039b24ab676SJeff Bonwick ddt_exit(ddt); 3040b24ab676SJeff Bonwick } 3041b24ab676SJeff Bonwick } 3042b24ab676SJeff Bonwick 3043b24ab676SJeff Bonwick ASSERT(error == ENOENT); 3044b24ab676SJeff Bonwick } 3045b24ab676SJeff Bonwick 30465cabbc6bSPrashanth Sreenivasa /* ARGSUSED */ 30475cabbc6bSPrashanth Sreenivasa static void 30485cabbc6bSPrashanth Sreenivasa claim_segment_impl_cb(uint64_t inner_offset, vdev_t *vd, uint64_t offset, 30495cabbc6bSPrashanth Sreenivasa uint64_t size, void *arg) 30505cabbc6bSPrashanth Sreenivasa { 30515cabbc6bSPrashanth Sreenivasa /* 30525cabbc6bSPrashanth Sreenivasa * This callback was called through a remap from 30535cabbc6bSPrashanth Sreenivasa * a device being removed. Therefore, the vdev that 30545cabbc6bSPrashanth Sreenivasa * this callback is applied to is a concrete 30555cabbc6bSPrashanth Sreenivasa * vdev. 30565cabbc6bSPrashanth Sreenivasa */ 30575cabbc6bSPrashanth Sreenivasa ASSERT(vdev_is_concrete(vd)); 30585cabbc6bSPrashanth Sreenivasa 30595cabbc6bSPrashanth Sreenivasa VERIFY0(metaslab_claim_impl(vd, offset, size, 306086714001SSerapheim Dimitropoulos spa_min_claim_txg(vd->vdev_spa))); 30615cabbc6bSPrashanth Sreenivasa } 30625cabbc6bSPrashanth Sreenivasa 30635cabbc6bSPrashanth Sreenivasa static void 30645cabbc6bSPrashanth Sreenivasa claim_segment_cb(void *arg, uint64_t offset, uint64_t size) 30655cabbc6bSPrashanth Sreenivasa { 30665cabbc6bSPrashanth Sreenivasa vdev_t *vd = arg; 30675cabbc6bSPrashanth Sreenivasa 30685cabbc6bSPrashanth Sreenivasa vdev_indirect_ops.vdev_op_remap(vd, offset, size, 30695cabbc6bSPrashanth Sreenivasa claim_segment_impl_cb, NULL); 30705cabbc6bSPrashanth Sreenivasa } 30715cabbc6bSPrashanth Sreenivasa 30725cabbc6bSPrashanth Sreenivasa /* 30735cabbc6bSPrashanth Sreenivasa * After accounting for all allocated blocks that are directly referenced, 30745cabbc6bSPrashanth Sreenivasa * we might have missed a reference to a block from a partially complete 30755cabbc6bSPrashanth Sreenivasa * (and thus unused) indirect mapping object. We perform a secondary pass 30765cabbc6bSPrashanth Sreenivasa * through the metaslabs we have already mapped and claim the destination 30775cabbc6bSPrashanth Sreenivasa * blocks. 30785cabbc6bSPrashanth Sreenivasa */ 30795cabbc6bSPrashanth Sreenivasa static void 30805cabbc6bSPrashanth Sreenivasa zdb_claim_removing(spa_t *spa, zdb_cb_t *zcb) 30815cabbc6bSPrashanth Sreenivasa { 30825cabbc6bSPrashanth Sreenivasa if (spa->spa_vdev_removal == NULL) 30835cabbc6bSPrashanth Sreenivasa return; 30845cabbc6bSPrashanth Sreenivasa 30855cabbc6bSPrashanth Sreenivasa spa_config_enter(spa, SCL_CONFIG, FTAG, RW_READER); 30865cabbc6bSPrashanth Sreenivasa 30875cabbc6bSPrashanth Sreenivasa spa_vdev_removal_t *svr = spa->spa_vdev_removal; 30883a4b1be9SMatthew Ahrens vdev_t *vd = vdev_lookup_top(spa, svr->svr_vdev_id); 30895cabbc6bSPrashanth Sreenivasa vdev_indirect_mapping_t *vim = vd->vdev_indirect_mapping; 30905cabbc6bSPrashanth Sreenivasa 30915cabbc6bSPrashanth Sreenivasa for (uint64_t msi = 0; msi < vd->vdev_ms_count; msi++) { 30925cabbc6bSPrashanth Sreenivasa metaslab_t *msp = vd->vdev_ms[msi]; 30935cabbc6bSPrashanth Sreenivasa 30945cabbc6bSPrashanth Sreenivasa if (msp->ms_start >= vdev_indirect_mapping_max_offset(vim)) 30955cabbc6bSPrashanth Sreenivasa break; 30965cabbc6bSPrashanth Sreenivasa 30975cabbc6bSPrashanth Sreenivasa ASSERT0(range_tree_space(svr->svr_allocd_segs)); 30985cabbc6bSPrashanth Sreenivasa 30995cabbc6bSPrashanth Sreenivasa if (msp->ms_sm != NULL) { 31005cabbc6bSPrashanth Sreenivasa VERIFY0(space_map_load(msp->ms_sm, 31015cabbc6bSPrashanth Sreenivasa svr->svr_allocd_segs, SM_ALLOC)); 31025cabbc6bSPrashanth Sreenivasa 31035cabbc6bSPrashanth Sreenivasa /* 31043a4b1be9SMatthew Ahrens * Clear everything past what has been synced unless 31053a4b1be9SMatthew Ahrens * it's past the spacemap, because we have not allocated 31063a4b1be9SMatthew Ahrens * mappings for it yet. 31075cabbc6bSPrashanth Sreenivasa */ 31083a4b1be9SMatthew Ahrens uint64_t vim_max_offset = 31093a4b1be9SMatthew Ahrens vdev_indirect_mapping_max_offset(vim); 31103a4b1be9SMatthew Ahrens uint64_t sm_end = msp->ms_sm->sm_start + 31113a4b1be9SMatthew Ahrens msp->ms_sm->sm_size; 31123a4b1be9SMatthew Ahrens if (sm_end > vim_max_offset) 31133a4b1be9SMatthew Ahrens range_tree_clear(svr->svr_allocd_segs, 31143a4b1be9SMatthew Ahrens vim_max_offset, sm_end - vim_max_offset); 31155cabbc6bSPrashanth Sreenivasa } 31165cabbc6bSPrashanth Sreenivasa 31175cabbc6bSPrashanth Sreenivasa zcb->zcb_removing_size += 31185cabbc6bSPrashanth Sreenivasa range_tree_space(svr->svr_allocd_segs); 31195cabbc6bSPrashanth Sreenivasa range_tree_vacate(svr->svr_allocd_segs, claim_segment_cb, vd); 31205cabbc6bSPrashanth Sreenivasa } 31215cabbc6bSPrashanth Sreenivasa 31225cabbc6bSPrashanth Sreenivasa spa_config_exit(spa, SCL_CONFIG, FTAG); 31235cabbc6bSPrashanth Sreenivasa } 31245cabbc6bSPrashanth Sreenivasa 31255cabbc6bSPrashanth Sreenivasa /* ARGSUSED */ 31265cabbc6bSPrashanth Sreenivasa static int 31275cabbc6bSPrashanth Sreenivasa increment_indirect_mapping_cb(void *arg, const blkptr_t *bp, dmu_tx_t *tx) 31285cabbc6bSPrashanth Sreenivasa { 31295cabbc6bSPrashanth Sreenivasa zdb_cb_t *zcb = arg; 31305cabbc6bSPrashanth Sreenivasa spa_t *spa = zcb->zcb_spa; 31315cabbc6bSPrashanth Sreenivasa vdev_t *vd; 31325cabbc6bSPrashanth Sreenivasa const dva_t *dva = &bp->blk_dva[0]; 31335cabbc6bSPrashanth Sreenivasa 31345cabbc6bSPrashanth Sreenivasa ASSERT(!dump_opt['L']); 31355cabbc6bSPrashanth Sreenivasa ASSERT3U(BP_GET_NDVAS(bp), ==, 1); 31365cabbc6bSPrashanth Sreenivasa 31375cabbc6bSPrashanth Sreenivasa spa_config_enter(spa, SCL_VDEV, FTAG, RW_READER); 31385cabbc6bSPrashanth Sreenivasa vd = vdev_lookup_top(zcb->zcb_spa, DVA_GET_VDEV(dva)); 31395cabbc6bSPrashanth Sreenivasa ASSERT3P(vd, !=, NULL); 31405cabbc6bSPrashanth Sreenivasa spa_config_exit(spa, SCL_VDEV, FTAG); 31415cabbc6bSPrashanth Sreenivasa 31425cabbc6bSPrashanth Sreenivasa ASSERT(vd->vdev_indirect_config.vic_mapping_object != 0); 31435cabbc6bSPrashanth Sreenivasa ASSERT3P(zcb->zcb_vd_obsolete_counts[vd->vdev_id], !=, NULL); 31445cabbc6bSPrashanth Sreenivasa 31455cabbc6bSPrashanth Sreenivasa vdev_indirect_mapping_increment_obsolete_count( 31465cabbc6bSPrashanth Sreenivasa vd->vdev_indirect_mapping, 31475cabbc6bSPrashanth Sreenivasa DVA_GET_OFFSET(dva), DVA_GET_ASIZE(dva), 31485cabbc6bSPrashanth Sreenivasa zcb->zcb_vd_obsolete_counts[vd->vdev_id]); 31495cabbc6bSPrashanth Sreenivasa 31505cabbc6bSPrashanth Sreenivasa return (0); 31515cabbc6bSPrashanth Sreenivasa } 31525cabbc6bSPrashanth Sreenivasa 31535cabbc6bSPrashanth Sreenivasa static uint32_t * 31545cabbc6bSPrashanth Sreenivasa zdb_load_obsolete_counts(vdev_t *vd) 31555cabbc6bSPrashanth Sreenivasa { 31565cabbc6bSPrashanth Sreenivasa vdev_indirect_mapping_t *vim = vd->vdev_indirect_mapping; 31575cabbc6bSPrashanth Sreenivasa spa_t *spa = vd->vdev_spa; 31585cabbc6bSPrashanth Sreenivasa spa_condensing_indirect_phys_t *scip = 31595cabbc6bSPrashanth Sreenivasa &spa->spa_condensing_indirect_phys; 31605cabbc6bSPrashanth Sreenivasa uint32_t *counts; 31615cabbc6bSPrashanth Sreenivasa 31625cabbc6bSPrashanth Sreenivasa EQUIV(vdev_obsolete_sm_object(vd) != 0, vd->vdev_obsolete_sm != NULL); 31635cabbc6bSPrashanth Sreenivasa counts = vdev_indirect_mapping_load_obsolete_counts(vim); 31645cabbc6bSPrashanth Sreenivasa if (vd->vdev_obsolete_sm != NULL) { 31655cabbc6bSPrashanth Sreenivasa vdev_indirect_mapping_load_obsolete_spacemap(vim, counts, 31665cabbc6bSPrashanth Sreenivasa vd->vdev_obsolete_sm); 31675cabbc6bSPrashanth Sreenivasa } 31685cabbc6bSPrashanth Sreenivasa if (scip->scip_vdev == vd->vdev_id && 31695cabbc6bSPrashanth Sreenivasa scip->scip_prev_obsolete_sm_object != 0) { 31705cabbc6bSPrashanth Sreenivasa space_map_t *prev_obsolete_sm = NULL; 31715cabbc6bSPrashanth Sreenivasa VERIFY0(space_map_open(&prev_obsolete_sm, spa->spa_meta_objset, 31725cabbc6bSPrashanth Sreenivasa scip->scip_prev_obsolete_sm_object, 0, vd->vdev_asize, 0)); 31735cabbc6bSPrashanth Sreenivasa space_map_update(prev_obsolete_sm); 31745cabbc6bSPrashanth Sreenivasa vdev_indirect_mapping_load_obsolete_spacemap(vim, counts, 31755cabbc6bSPrashanth Sreenivasa prev_obsolete_sm); 31765cabbc6bSPrashanth Sreenivasa space_map_close(prev_obsolete_sm); 31775cabbc6bSPrashanth Sreenivasa } 31785cabbc6bSPrashanth Sreenivasa return (counts); 31795cabbc6bSPrashanth Sreenivasa } 31805cabbc6bSPrashanth Sreenivasa 318186714001SSerapheim Dimitropoulos typedef struct checkpoint_sm_exclude_entry_arg { 318286714001SSerapheim Dimitropoulos vdev_t *cseea_vd; 318386714001SSerapheim Dimitropoulos uint64_t cseea_checkpoint_size; 318486714001SSerapheim Dimitropoulos } checkpoint_sm_exclude_entry_arg_t; 318586714001SSerapheim Dimitropoulos 318686714001SSerapheim Dimitropoulos static int 318717f11284SSerapheim Dimitropoulos checkpoint_sm_exclude_entry_cb(space_map_entry_t *sme, void *arg) 318886714001SSerapheim Dimitropoulos { 318986714001SSerapheim Dimitropoulos checkpoint_sm_exclude_entry_arg_t *cseea = arg; 319086714001SSerapheim Dimitropoulos vdev_t *vd = cseea->cseea_vd; 319117f11284SSerapheim Dimitropoulos metaslab_t *ms = vd->vdev_ms[sme->sme_offset >> vd->vdev_ms_shift]; 319217f11284SSerapheim Dimitropoulos uint64_t end = sme->sme_offset + sme->sme_run; 319386714001SSerapheim Dimitropoulos 319417f11284SSerapheim Dimitropoulos ASSERT(sme->sme_type == SM_FREE); 319586714001SSerapheim Dimitropoulos 319686714001SSerapheim Dimitropoulos /* 319786714001SSerapheim Dimitropoulos * Since the vdev_checkpoint_sm exists in the vdev level 319886714001SSerapheim Dimitropoulos * and the ms_sm space maps exist in the metaslab level, 319986714001SSerapheim Dimitropoulos * an entry in the checkpoint space map could theoretically 320086714001SSerapheim Dimitropoulos * cross the boundaries of the metaslab that it belongs. 320186714001SSerapheim Dimitropoulos * 320286714001SSerapheim Dimitropoulos * In reality, because of the way that we populate and 320386714001SSerapheim Dimitropoulos * manipulate the checkpoint's space maps currently, 320486714001SSerapheim Dimitropoulos * there shouldn't be any entries that cross metaslabs. 320586714001SSerapheim Dimitropoulos * Hence the assertion below. 320686714001SSerapheim Dimitropoulos * 320786714001SSerapheim Dimitropoulos * That said, there is no fundamental requirement that 320886714001SSerapheim Dimitropoulos * the checkpoint's space map entries should not cross 320986714001SSerapheim Dimitropoulos * metaslab boundaries. So if needed we could add code 321086714001SSerapheim Dimitropoulos * that handles metaslab-crossing segments in the future. 321186714001SSerapheim Dimitropoulos */ 321217f11284SSerapheim Dimitropoulos VERIFY3U(sme->sme_offset, >=, ms->ms_start); 321386714001SSerapheim Dimitropoulos VERIFY3U(end, <=, ms->ms_start + ms->ms_size); 321486714001SSerapheim Dimitropoulos 321586714001SSerapheim Dimitropoulos /* 321686714001SSerapheim Dimitropoulos * By removing the entry from the allocated segments we 321786714001SSerapheim Dimitropoulos * also verify that the entry is there to begin with. 321886714001SSerapheim Dimitropoulos */ 321986714001SSerapheim Dimitropoulos mutex_enter(&ms->ms_lock); 322017f11284SSerapheim Dimitropoulos range_tree_remove(ms->ms_allocatable, sme->sme_offset, sme->sme_run); 322186714001SSerapheim Dimitropoulos mutex_exit(&ms->ms_lock); 322286714001SSerapheim Dimitropoulos 322317f11284SSerapheim Dimitropoulos cseea->cseea_checkpoint_size += sme->sme_run; 322486714001SSerapheim Dimitropoulos return (0); 322586714001SSerapheim Dimitropoulos } 322686714001SSerapheim Dimitropoulos 322786714001SSerapheim Dimitropoulos static void 322886714001SSerapheim Dimitropoulos zdb_leak_init_vdev_exclude_checkpoint(vdev_t *vd, zdb_cb_t *zcb) 322986714001SSerapheim Dimitropoulos { 323086714001SSerapheim Dimitropoulos spa_t *spa = vd->vdev_spa; 323186714001SSerapheim Dimitropoulos space_map_t *checkpoint_sm = NULL; 323286714001SSerapheim Dimitropoulos uint64_t checkpoint_sm_obj; 323386714001SSerapheim Dimitropoulos 323486714001SSerapheim Dimitropoulos /* 323586714001SSerapheim Dimitropoulos * If there is no vdev_top_zap, we are in a pool whose 323686714001SSerapheim Dimitropoulos * version predates the pool checkpoint feature. 323786714001SSerapheim Dimitropoulos */ 323886714001SSerapheim Dimitropoulos if (vd->vdev_top_zap == 0) 323986714001SSerapheim Dimitropoulos return; 324086714001SSerapheim Dimitropoulos 324186714001SSerapheim Dimitropoulos /* 324286714001SSerapheim Dimitropoulos * If there is no reference of the vdev_checkpoint_sm in 324386714001SSerapheim Dimitropoulos * the vdev_top_zap, then one of the following scenarios 324486714001SSerapheim Dimitropoulos * is true: 324586714001SSerapheim Dimitropoulos * 324686714001SSerapheim Dimitropoulos * 1] There is no checkpoint 324786714001SSerapheim Dimitropoulos * 2] There is a checkpoint, but no checkpointed blocks 324886714001SSerapheim Dimitropoulos * have been freed yet 324986714001SSerapheim Dimitropoulos * 3] The current vdev is indirect 325086714001SSerapheim Dimitropoulos * 325186714001SSerapheim Dimitropoulos * In these cases we return immediately. 325286714001SSerapheim Dimitropoulos */ 325386714001SSerapheim Dimitropoulos if (zap_contains(spa_meta_objset(spa), vd->vdev_top_zap, 325486714001SSerapheim Dimitropoulos VDEV_TOP_ZAP_POOL_CHECKPOINT_SM) != 0) 325586714001SSerapheim Dimitropoulos return; 325686714001SSerapheim Dimitropoulos 325786714001SSerapheim Dimitropoulos VERIFY0(zap_lookup(spa_meta_objset(spa), vd->vdev_top_zap, 325886714001SSerapheim Dimitropoulos VDEV_TOP_ZAP_POOL_CHECKPOINT_SM, sizeof (uint64_t), 1, 325986714001SSerapheim Dimitropoulos &checkpoint_sm_obj)); 326086714001SSerapheim Dimitropoulos 326186714001SSerapheim Dimitropoulos checkpoint_sm_exclude_entry_arg_t cseea; 326286714001SSerapheim Dimitropoulos cseea.cseea_vd = vd; 326386714001SSerapheim Dimitropoulos cseea.cseea_checkpoint_size = 0; 326486714001SSerapheim Dimitropoulos 326586714001SSerapheim Dimitropoulos VERIFY0(space_map_open(&checkpoint_sm, spa_meta_objset(spa), 326686714001SSerapheim Dimitropoulos checkpoint_sm_obj, 0, vd->vdev_asize, vd->vdev_ashift)); 326786714001SSerapheim Dimitropoulos space_map_update(checkpoint_sm); 326886714001SSerapheim Dimitropoulos 326986714001SSerapheim Dimitropoulos VERIFY0(space_map_iterate(checkpoint_sm, 327086714001SSerapheim Dimitropoulos checkpoint_sm_exclude_entry_cb, &cseea)); 327186714001SSerapheim Dimitropoulos space_map_close(checkpoint_sm); 327286714001SSerapheim Dimitropoulos 327386714001SSerapheim Dimitropoulos zcb->zcb_checkpoint_size += cseea.cseea_checkpoint_size; 327486714001SSerapheim Dimitropoulos } 327586714001SSerapheim Dimitropoulos 327686714001SSerapheim Dimitropoulos static void 327786714001SSerapheim Dimitropoulos zdb_leak_init_exclude_checkpoint(spa_t *spa, zdb_cb_t *zcb) 327886714001SSerapheim Dimitropoulos { 327986714001SSerapheim Dimitropoulos vdev_t *rvd = spa->spa_root_vdev; 328086714001SSerapheim Dimitropoulos for (uint64_t c = 0; c < rvd->vdev_children; c++) { 328186714001SSerapheim Dimitropoulos ASSERT3U(c, ==, rvd->vdev_child[c]->vdev_id); 328286714001SSerapheim Dimitropoulos zdb_leak_init_vdev_exclude_checkpoint(rvd->vdev_child[c], zcb); 328386714001SSerapheim Dimitropoulos } 328486714001SSerapheim Dimitropoulos } 328586714001SSerapheim Dimitropoulos 328686714001SSerapheim Dimitropoulos static void 328786714001SSerapheim Dimitropoulos load_concrete_ms_allocatable_trees(spa_t *spa, maptype_t maptype) 328886714001SSerapheim Dimitropoulos { 328986714001SSerapheim Dimitropoulos vdev_t *rvd = spa->spa_root_vdev; 329086714001SSerapheim Dimitropoulos for (uint64_t i = 0; i < rvd->vdev_children; i++) { 329186714001SSerapheim Dimitropoulos vdev_t *vd = rvd->vdev_child[i]; 329286714001SSerapheim Dimitropoulos 329386714001SSerapheim Dimitropoulos ASSERT3U(i, ==, vd->vdev_id); 329486714001SSerapheim Dimitropoulos 329586714001SSerapheim Dimitropoulos if (vd->vdev_ops == &vdev_indirect_ops) 329686714001SSerapheim Dimitropoulos continue; 329786714001SSerapheim Dimitropoulos 329886714001SSerapheim Dimitropoulos for (uint64_t m = 0; m < vd->vdev_ms_count; m++) { 329986714001SSerapheim Dimitropoulos metaslab_t *msp = vd->vdev_ms[m]; 330086714001SSerapheim Dimitropoulos 330186714001SSerapheim Dimitropoulos (void) fprintf(stderr, 330286714001SSerapheim Dimitropoulos "\rloading concrete vdev %llu, " 330386714001SSerapheim Dimitropoulos "metaslab %llu of %llu ...", 330486714001SSerapheim Dimitropoulos (longlong_t)vd->vdev_id, 330586714001SSerapheim Dimitropoulos (longlong_t)msp->ms_id, 330686714001SSerapheim Dimitropoulos (longlong_t)vd->vdev_ms_count); 330786714001SSerapheim Dimitropoulos 330886714001SSerapheim Dimitropoulos mutex_enter(&msp->ms_lock); 330986714001SSerapheim Dimitropoulos metaslab_unload(msp); 331086714001SSerapheim Dimitropoulos 331186714001SSerapheim Dimitropoulos /* 331286714001SSerapheim Dimitropoulos * We don't want to spend the CPU manipulating the 331386714001SSerapheim Dimitropoulos * size-ordered tree, so clear the range_tree ops. 331486714001SSerapheim Dimitropoulos */ 331586714001SSerapheim Dimitropoulos msp->ms_allocatable->rt_ops = NULL; 331686714001SSerapheim Dimitropoulos 331786714001SSerapheim Dimitropoulos if (msp->ms_sm != NULL) { 331886714001SSerapheim Dimitropoulos VERIFY0(space_map_load(msp->ms_sm, 331986714001SSerapheim Dimitropoulos msp->ms_allocatable, maptype)); 332086714001SSerapheim Dimitropoulos } 332186714001SSerapheim Dimitropoulos if (!msp->ms_loaded) 332286714001SSerapheim Dimitropoulos msp->ms_loaded = B_TRUE; 332386714001SSerapheim Dimitropoulos mutex_exit(&msp->ms_lock); 332486714001SSerapheim Dimitropoulos } 332586714001SSerapheim Dimitropoulos } 332686714001SSerapheim Dimitropoulos } 332786714001SSerapheim Dimitropoulos 332886714001SSerapheim Dimitropoulos /* 332986714001SSerapheim Dimitropoulos * vm_idxp is an in-out parameter which (for indirect vdevs) is the 333086714001SSerapheim Dimitropoulos * index in vim_entries that has the first entry in this metaslab. 333186714001SSerapheim Dimitropoulos * On return, it will be set to the first entry after this metaslab. 333286714001SSerapheim Dimitropoulos */ 333386714001SSerapheim Dimitropoulos static void 333486714001SSerapheim Dimitropoulos load_indirect_ms_allocatable_tree(vdev_t *vd, metaslab_t *msp, 333586714001SSerapheim Dimitropoulos uint64_t *vim_idxp) 333686714001SSerapheim Dimitropoulos { 333786714001SSerapheim Dimitropoulos vdev_indirect_mapping_t *vim = vd->vdev_indirect_mapping; 333886714001SSerapheim Dimitropoulos 333986714001SSerapheim Dimitropoulos mutex_enter(&msp->ms_lock); 334086714001SSerapheim Dimitropoulos metaslab_unload(msp); 334186714001SSerapheim Dimitropoulos 334286714001SSerapheim Dimitropoulos /* 334386714001SSerapheim Dimitropoulos * We don't want to spend the CPU manipulating the 334486714001SSerapheim Dimitropoulos * size-ordered tree, so clear the range_tree ops. 334586714001SSerapheim Dimitropoulos */ 334686714001SSerapheim Dimitropoulos msp->ms_allocatable->rt_ops = NULL; 334786714001SSerapheim Dimitropoulos 334886714001SSerapheim Dimitropoulos for (; *vim_idxp < vdev_indirect_mapping_num_entries(vim); 334986714001SSerapheim Dimitropoulos (*vim_idxp)++) { 335086714001SSerapheim Dimitropoulos vdev_indirect_mapping_entry_phys_t *vimep = 335186714001SSerapheim Dimitropoulos &vim->vim_entries[*vim_idxp]; 335286714001SSerapheim Dimitropoulos uint64_t ent_offset = DVA_MAPPING_GET_SRC_OFFSET(vimep); 335386714001SSerapheim Dimitropoulos uint64_t ent_len = DVA_GET_ASIZE(&vimep->vimep_dst); 335486714001SSerapheim Dimitropoulos ASSERT3U(ent_offset, >=, msp->ms_start); 335586714001SSerapheim Dimitropoulos if (ent_offset >= msp->ms_start + msp->ms_size) 335686714001SSerapheim Dimitropoulos break; 335786714001SSerapheim Dimitropoulos 335886714001SSerapheim Dimitropoulos /* 335986714001SSerapheim Dimitropoulos * Mappings do not cross metaslab boundaries, 336086714001SSerapheim Dimitropoulos * because we create them by walking the metaslabs. 336186714001SSerapheim Dimitropoulos */ 336286714001SSerapheim Dimitropoulos ASSERT3U(ent_offset + ent_len, <=, 336386714001SSerapheim Dimitropoulos msp->ms_start + msp->ms_size); 336486714001SSerapheim Dimitropoulos range_tree_add(msp->ms_allocatable, ent_offset, ent_len); 336586714001SSerapheim Dimitropoulos } 336686714001SSerapheim Dimitropoulos 336786714001SSerapheim Dimitropoulos if (!msp->ms_loaded) 336886714001SSerapheim Dimitropoulos msp->ms_loaded = B_TRUE; 336986714001SSerapheim Dimitropoulos mutex_exit(&msp->ms_lock); 337086714001SSerapheim Dimitropoulos } 337186714001SSerapheim Dimitropoulos 337286714001SSerapheim Dimitropoulos static void 337386714001SSerapheim Dimitropoulos zdb_leak_init_prepare_indirect_vdevs(spa_t *spa, zdb_cb_t *zcb) 337486714001SSerapheim Dimitropoulos { 337586714001SSerapheim Dimitropoulos vdev_t *rvd = spa->spa_root_vdev; 337686714001SSerapheim Dimitropoulos for (uint64_t c = 0; c < rvd->vdev_children; c++) { 337786714001SSerapheim Dimitropoulos vdev_t *vd = rvd->vdev_child[c]; 337886714001SSerapheim Dimitropoulos 337986714001SSerapheim Dimitropoulos ASSERT3U(c, ==, vd->vdev_id); 338086714001SSerapheim Dimitropoulos 338186714001SSerapheim Dimitropoulos if (vd->vdev_ops != &vdev_indirect_ops) 338286714001SSerapheim Dimitropoulos continue; 338386714001SSerapheim Dimitropoulos 338486714001SSerapheim Dimitropoulos /* 338586714001SSerapheim Dimitropoulos * Note: we don't check for mapping leaks on 338686714001SSerapheim Dimitropoulos * removing vdevs because their ms_allocatable's 338786714001SSerapheim Dimitropoulos * are used to look for leaks in allocated space. 338886714001SSerapheim Dimitropoulos */ 338986714001SSerapheim Dimitropoulos zcb->zcb_vd_obsolete_counts[c] = zdb_load_obsolete_counts(vd); 339086714001SSerapheim Dimitropoulos 339186714001SSerapheim Dimitropoulos /* 339286714001SSerapheim Dimitropoulos * Normally, indirect vdevs don't have any 339386714001SSerapheim Dimitropoulos * metaslabs. We want to set them up for 339486714001SSerapheim Dimitropoulos * zio_claim(). 339586714001SSerapheim Dimitropoulos */ 339686714001SSerapheim Dimitropoulos VERIFY0(vdev_metaslab_init(vd, 0)); 339786714001SSerapheim Dimitropoulos 339886714001SSerapheim Dimitropoulos vdev_indirect_mapping_t *vim = vd->vdev_indirect_mapping; 339986714001SSerapheim Dimitropoulos uint64_t vim_idx = 0; 340086714001SSerapheim Dimitropoulos for (uint64_t m = 0; m < vd->vdev_ms_count; m++) { 340186714001SSerapheim Dimitropoulos 340286714001SSerapheim Dimitropoulos (void) fprintf(stderr, 340386714001SSerapheim Dimitropoulos "\rloading indirect vdev %llu, " 340486714001SSerapheim Dimitropoulos "metaslab %llu of %llu ...", 340586714001SSerapheim Dimitropoulos (longlong_t)vd->vdev_id, 340686714001SSerapheim Dimitropoulos (longlong_t)vd->vdev_ms[m]->ms_id, 340786714001SSerapheim Dimitropoulos (longlong_t)vd->vdev_ms_count); 340886714001SSerapheim Dimitropoulos 340986714001SSerapheim Dimitropoulos load_indirect_ms_allocatable_tree(vd, vd->vdev_ms[m], 341086714001SSerapheim Dimitropoulos &vim_idx); 341186714001SSerapheim Dimitropoulos } 341286714001SSerapheim Dimitropoulos ASSERT3U(vim_idx, ==, vdev_indirect_mapping_num_entries(vim)); 341386714001SSerapheim Dimitropoulos } 341486714001SSerapheim Dimitropoulos } 341586714001SSerapheim Dimitropoulos 3416b24ab676SJeff Bonwick static void 3417b24ab676SJeff Bonwick zdb_leak_init(spa_t *spa, zdb_cb_t *zcb) 3418b24ab676SJeff Bonwick { 3419cde58dbcSMatthew Ahrens zcb->zcb_spa = spa; 3420cde58dbcSMatthew Ahrens 3421b24ab676SJeff Bonwick if (!dump_opt['L']) { 34225cabbc6bSPrashanth Sreenivasa dsl_pool_t *dp = spa->spa_dsl_pool; 3423b24ab676SJeff Bonwick vdev_t *rvd = spa->spa_root_vdev; 34248363e80aSGeorge Wilson 34258363e80aSGeorge Wilson /* 34268363e80aSGeorge Wilson * We are going to be changing the meaning of the metaslab's 342786714001SSerapheim Dimitropoulos * ms_allocatable. Ensure that the allocator doesn't try to 34288363e80aSGeorge Wilson * use the tree. 34298363e80aSGeorge Wilson */ 34308363e80aSGeorge Wilson spa->spa_normal_class->mc_ops = &zdb_metaslab_ops; 34318363e80aSGeorge Wilson spa->spa_log_class->mc_ops = &zdb_metaslab_ops; 34328363e80aSGeorge Wilson 34335cabbc6bSPrashanth Sreenivasa zcb->zcb_vd_obsolete_counts = 34345cabbc6bSPrashanth Sreenivasa umem_zalloc(rvd->vdev_children * sizeof (uint32_t *), 34355cabbc6bSPrashanth Sreenivasa UMEM_NOFAIL); 34365cabbc6bSPrashanth Sreenivasa 343786714001SSerapheim Dimitropoulos /* 343886714001SSerapheim Dimitropoulos * For leak detection, we overload the ms_allocatable trees 343986714001SSerapheim Dimitropoulos * to contain allocated segments instead of free segments. 344086714001SSerapheim Dimitropoulos * As a result, we can't use the normal metaslab_load/unload 344186714001SSerapheim Dimitropoulos * interfaces. 344286714001SSerapheim Dimitropoulos */ 344386714001SSerapheim Dimitropoulos zdb_leak_init_prepare_indirect_vdevs(spa, zcb); 344486714001SSerapheim Dimitropoulos load_concrete_ms_allocatable_trees(spa, SM_ALLOC); 34455cabbc6bSPrashanth Sreenivasa 344686714001SSerapheim Dimitropoulos /* 344786714001SSerapheim Dimitropoulos * On load_concrete_ms_allocatable_trees() we loaded all the 344886714001SSerapheim Dimitropoulos * allocated entries from the ms_sm to the ms_allocatable for 344986714001SSerapheim Dimitropoulos * each metaslab. If the pool has a checkpoint or is in the 345086714001SSerapheim Dimitropoulos * middle of discarding a checkpoint, some of these blocks 345186714001SSerapheim Dimitropoulos * may have been freed but their ms_sm may not have been 345286714001SSerapheim Dimitropoulos * updated because they are referenced by the checkpoint. In 345386714001SSerapheim Dimitropoulos * order to avoid false-positives during leak-detection, we 345486714001SSerapheim Dimitropoulos * go through the vdev's checkpoint space map and exclude all 345586714001SSerapheim Dimitropoulos * its entries from their relevant ms_allocatable. 345686714001SSerapheim Dimitropoulos * 345786714001SSerapheim Dimitropoulos * We also aggregate the space held by the checkpoint and add 345886714001SSerapheim Dimitropoulos * it to zcb_checkpoint_size. 345986714001SSerapheim Dimitropoulos * 346086714001SSerapheim Dimitropoulos * Note that at this point we are also verifying that all the 346186714001SSerapheim Dimitropoulos * entries on the checkpoint_sm are marked as allocated in 346286714001SSerapheim Dimitropoulos * the ms_sm of their relevant metaslab. 346386714001SSerapheim Dimitropoulos * [see comment in checkpoint_sm_exclude_entry_cb()] 346486714001SSerapheim Dimitropoulos */ 346586714001SSerapheim Dimitropoulos zdb_leak_init_exclude_checkpoint(spa, zcb); 34665cabbc6bSPrashanth Sreenivasa 346786714001SSerapheim Dimitropoulos /* for cleaner progress output */ 346806be9802SMatthew Ahrens (void) fprintf(stderr, "\n"); 34695cabbc6bSPrashanth Sreenivasa 34705cabbc6bSPrashanth Sreenivasa if (bpobj_is_open(&dp->dp_obsolete_bpobj)) { 34715cabbc6bSPrashanth Sreenivasa ASSERT(spa_feature_is_enabled(spa, 34725cabbc6bSPrashanth Sreenivasa SPA_FEATURE_DEVICE_REMOVAL)); 34735cabbc6bSPrashanth Sreenivasa (void) bpobj_iterate_nofree(&dp->dp_obsolete_bpobj, 34745cabbc6bSPrashanth Sreenivasa increment_indirect_mapping_cb, zcb, NULL); 34755cabbc6bSPrashanth Sreenivasa } 347686714001SSerapheim Dimitropoulos } else { 347786714001SSerapheim Dimitropoulos /* 347886714001SSerapheim Dimitropoulos * If leak tracing is disabled, we still need to consider 347986714001SSerapheim Dimitropoulos * any checkpointed space in our space verification. 348086714001SSerapheim Dimitropoulos */ 348186714001SSerapheim Dimitropoulos zcb->zcb_checkpoint_size += spa_get_checkpoint_space(spa); 3482b24ab676SJeff Bonwick } 3483b24ab676SJeff Bonwick 3484b24ab676SJeff Bonwick spa_config_enter(spa, SCL_CONFIG, FTAG, RW_READER); 3485bbfd46c4SJeff Bonwick zdb_ddt_leak_init(spa, zcb); 3486b24ab676SJeff Bonwick spa_config_exit(spa, SCL_CONFIG, FTAG); 3487b24ab676SJeff Bonwick } 3488b24ab676SJeff Bonwick 34895cabbc6bSPrashanth Sreenivasa static boolean_t 34905cabbc6bSPrashanth Sreenivasa zdb_check_for_obsolete_leaks(vdev_t *vd, zdb_cb_t *zcb) 34915cabbc6bSPrashanth Sreenivasa { 34925cabbc6bSPrashanth Sreenivasa boolean_t leaks = B_FALSE; 34935cabbc6bSPrashanth Sreenivasa vdev_indirect_mapping_t *vim = vd->vdev_indirect_mapping; 34945cabbc6bSPrashanth Sreenivasa uint64_t total_leaked = 0; 34955cabbc6bSPrashanth Sreenivasa 34965cabbc6bSPrashanth Sreenivasa ASSERT(vim != NULL); 34975cabbc6bSPrashanth Sreenivasa 34985cabbc6bSPrashanth Sreenivasa for (uint64_t i = 0; i < vdev_indirect_mapping_num_entries(vim); i++) { 34995cabbc6bSPrashanth Sreenivasa vdev_indirect_mapping_entry_phys_t *vimep = 35005cabbc6bSPrashanth Sreenivasa &vim->vim_entries[i]; 35015cabbc6bSPrashanth Sreenivasa uint64_t obsolete_bytes = 0; 35025cabbc6bSPrashanth Sreenivasa uint64_t offset = DVA_MAPPING_GET_SRC_OFFSET(vimep); 35035cabbc6bSPrashanth Sreenivasa metaslab_t *msp = vd->vdev_ms[offset >> vd->vdev_ms_shift]; 35045cabbc6bSPrashanth Sreenivasa 35055cabbc6bSPrashanth Sreenivasa /* 35065cabbc6bSPrashanth Sreenivasa * This is not very efficient but it's easy to 35075cabbc6bSPrashanth Sreenivasa * verify correctness. 35085cabbc6bSPrashanth Sreenivasa */ 35095cabbc6bSPrashanth Sreenivasa for (uint64_t inner_offset = 0; 35105cabbc6bSPrashanth Sreenivasa inner_offset < DVA_GET_ASIZE(&vimep->vimep_dst); 35115cabbc6bSPrashanth Sreenivasa inner_offset += 1 << vd->vdev_ashift) { 351286714001SSerapheim Dimitropoulos if (range_tree_contains(msp->ms_allocatable, 35135cabbc6bSPrashanth Sreenivasa offset + inner_offset, 1 << vd->vdev_ashift)) { 35145cabbc6bSPrashanth Sreenivasa obsolete_bytes += 1 << vd->vdev_ashift; 35155cabbc6bSPrashanth Sreenivasa } 35165cabbc6bSPrashanth Sreenivasa } 35175cabbc6bSPrashanth Sreenivasa 35185cabbc6bSPrashanth Sreenivasa int64_t bytes_leaked = obsolete_bytes - 35195cabbc6bSPrashanth Sreenivasa zcb->zcb_vd_obsolete_counts[vd->vdev_id][i]; 35205cabbc6bSPrashanth Sreenivasa ASSERT3U(DVA_GET_ASIZE(&vimep->vimep_dst), >=, 35215cabbc6bSPrashanth Sreenivasa zcb->zcb_vd_obsolete_counts[vd->vdev_id][i]); 35225cabbc6bSPrashanth Sreenivasa if (bytes_leaked != 0 && 35235cabbc6bSPrashanth Sreenivasa (vdev_obsolete_counts_are_precise(vd) || 35245cabbc6bSPrashanth Sreenivasa dump_opt['d'] >= 5)) { 35255cabbc6bSPrashanth Sreenivasa (void) printf("obsolete indirect mapping count " 35265cabbc6bSPrashanth Sreenivasa "mismatch on %llu:%llx:%llx : %llx bytes leaked\n", 35275cabbc6bSPrashanth Sreenivasa (u_longlong_t)vd->vdev_id, 35285cabbc6bSPrashanth Sreenivasa (u_longlong_t)DVA_MAPPING_GET_SRC_OFFSET(vimep), 35295cabbc6bSPrashanth Sreenivasa (u_longlong_t)DVA_GET_ASIZE(&vimep->vimep_dst), 35305cabbc6bSPrashanth Sreenivasa (u_longlong_t)bytes_leaked); 35315cabbc6bSPrashanth Sreenivasa } 35325cabbc6bSPrashanth Sreenivasa total_leaked += ABS(bytes_leaked); 35335cabbc6bSPrashanth Sreenivasa } 35345cabbc6bSPrashanth Sreenivasa 35355cabbc6bSPrashanth Sreenivasa if (!vdev_obsolete_counts_are_precise(vd) && total_leaked > 0) { 35365cabbc6bSPrashanth Sreenivasa int pct_leaked = total_leaked * 100 / 35375cabbc6bSPrashanth Sreenivasa vdev_indirect_mapping_bytes_mapped(vim); 35385cabbc6bSPrashanth Sreenivasa (void) printf("cannot verify obsolete indirect mapping " 35395cabbc6bSPrashanth Sreenivasa "counts of vdev %llu because precise feature was not " 35405cabbc6bSPrashanth Sreenivasa "enabled when it was removed: %d%% (%llx bytes) of mapping" 35415cabbc6bSPrashanth Sreenivasa "unreferenced\n", 35425cabbc6bSPrashanth Sreenivasa (u_longlong_t)vd->vdev_id, pct_leaked, 35435cabbc6bSPrashanth Sreenivasa (u_longlong_t)total_leaked); 35445cabbc6bSPrashanth Sreenivasa } else if (total_leaked > 0) { 35455cabbc6bSPrashanth Sreenivasa (void) printf("obsolete indirect mapping count mismatch " 35465cabbc6bSPrashanth Sreenivasa "for vdev %llu -- %llx total bytes mismatched\n", 35475cabbc6bSPrashanth Sreenivasa (u_longlong_t)vd->vdev_id, 35485cabbc6bSPrashanth Sreenivasa (u_longlong_t)total_leaked); 35495cabbc6bSPrashanth Sreenivasa leaks |= B_TRUE; 35505cabbc6bSPrashanth Sreenivasa } 35515cabbc6bSPrashanth Sreenivasa 35525cabbc6bSPrashanth Sreenivasa vdev_indirect_mapping_free_obsolete_counts(vim, 35535cabbc6bSPrashanth Sreenivasa zcb->zcb_vd_obsolete_counts[vd->vdev_id]); 35545cabbc6bSPrashanth Sreenivasa zcb->zcb_vd_obsolete_counts[vd->vdev_id] = NULL; 35555cabbc6bSPrashanth Sreenivasa 35565cabbc6bSPrashanth Sreenivasa return (leaks); 35575cabbc6bSPrashanth Sreenivasa } 35585cabbc6bSPrashanth Sreenivasa 35595cabbc6bSPrashanth Sreenivasa static boolean_t 35605cabbc6bSPrashanth Sreenivasa zdb_leak_fini(spa_t *spa, zdb_cb_t *zcb) 3561b24ab676SJeff Bonwick { 35625cabbc6bSPrashanth Sreenivasa boolean_t leaks = B_FALSE; 3563b24ab676SJeff Bonwick if (!dump_opt['L']) { 3564b24ab676SJeff Bonwick vdev_t *rvd = spa->spa_root_vdev; 35653f7978d0SAlan Somers for (unsigned c = 0; c < rvd->vdev_children; c++) { 3566b24ab676SJeff Bonwick vdev_t *vd = rvd->vdev_child[c]; 35678363e80aSGeorge Wilson metaslab_group_t *mg = vd->vdev_mg; 35685cabbc6bSPrashanth Sreenivasa 35695cabbc6bSPrashanth Sreenivasa if (zcb->zcb_vd_obsolete_counts[c] != NULL) { 35705cabbc6bSPrashanth Sreenivasa leaks |= zdb_check_for_obsolete_leaks(vd, zcb); 35715cabbc6bSPrashanth Sreenivasa } 35725cabbc6bSPrashanth Sreenivasa 35735cabbc6bSPrashanth Sreenivasa for (uint64_t m = 0; m < vd->vdev_ms_count; m++) { 3574b24ab676SJeff Bonwick metaslab_t *msp = vd->vdev_ms[m]; 35758363e80aSGeorge Wilson ASSERT3P(mg, ==, msp->ms_group); 35760713e232SGeorge Wilson 35770713e232SGeorge Wilson /* 357886714001SSerapheim Dimitropoulos * ms_allocatable has been overloaded 357986714001SSerapheim Dimitropoulos * to contain allocated segments. Now that 358086714001SSerapheim Dimitropoulos * we finished traversing all blocks, any 358186714001SSerapheim Dimitropoulos * block that remains in the ms_allocatable 35820713e232SGeorge Wilson * represents an allocated block that we 35830713e232SGeorge Wilson * did not claim during the traversal. 35840713e232SGeorge Wilson * Claimed blocks would have been removed 358586714001SSerapheim Dimitropoulos * from the ms_allocatable. For indirect 358686714001SSerapheim Dimitropoulos * vdevs, space remaining in the tree 358786714001SSerapheim Dimitropoulos * represents parts of the mapping that are 358886714001SSerapheim Dimitropoulos * not referenced, which is not a bug. 35890713e232SGeorge Wilson */ 35905cabbc6bSPrashanth Sreenivasa if (vd->vdev_ops == &vdev_indirect_ops) { 359186714001SSerapheim Dimitropoulos range_tree_vacate(msp->ms_allocatable, 35925cabbc6bSPrashanth Sreenivasa NULL, NULL); 35935cabbc6bSPrashanth Sreenivasa } else { 359486714001SSerapheim Dimitropoulos range_tree_vacate(msp->ms_allocatable, 35955cabbc6bSPrashanth Sreenivasa zdb_leak, vd); 35965cabbc6bSPrashanth Sreenivasa } 35978363e80aSGeorge Wilson 35988363e80aSGeorge Wilson if (msp->ms_loaded) { 35998363e80aSGeorge Wilson msp->ms_loaded = B_FALSE; 36008363e80aSGeorge Wilson } 3601b24ab676SJeff Bonwick } 3602b24ab676SJeff Bonwick } 36035cabbc6bSPrashanth Sreenivasa 36045cabbc6bSPrashanth Sreenivasa umem_free(zcb->zcb_vd_obsolete_counts, 36055cabbc6bSPrashanth Sreenivasa rvd->vdev_children * sizeof (uint32_t *)); 36065cabbc6bSPrashanth Sreenivasa zcb->zcb_vd_obsolete_counts = NULL; 3607b24ab676SJeff Bonwick } 36085cabbc6bSPrashanth Sreenivasa return (leaks); 3609b24ab676SJeff Bonwick } 3610b24ab676SJeff Bonwick 3611cde58dbcSMatthew Ahrens /* ARGSUSED */ 3612cde58dbcSMatthew Ahrens static int 3613cde58dbcSMatthew Ahrens count_block_cb(void *arg, const blkptr_t *bp, dmu_tx_t *tx) 3614cde58dbcSMatthew Ahrens { 3615cde58dbcSMatthew Ahrens zdb_cb_t *zcb = arg; 3616cde58dbcSMatthew Ahrens 3617490d05b9SMatthew Ahrens if (dump_opt['b'] >= 5) { 3618cde58dbcSMatthew Ahrens char blkbuf[BP_SPRINTF_LEN]; 361943466aaeSMax Grossman snprintf_blkptr(blkbuf, sizeof (blkbuf), bp); 3620cde58dbcSMatthew Ahrens (void) printf("[%s] %s\n", 3621cde58dbcSMatthew Ahrens "deferred free", blkbuf); 3622cde58dbcSMatthew Ahrens } 3623cde58dbcSMatthew Ahrens zdb_count_block(zcb, NULL, bp, ZDB_OT_DEFERRED); 3624cde58dbcSMatthew Ahrens return (0); 3625cde58dbcSMatthew Ahrens } 3626cde58dbcSMatthew Ahrens 3627fa9e4066Sahrens static int 3628fa9e4066Sahrens dump_block_stats(spa_t *spa) 3629fa9e4066Sahrens { 36303f7978d0SAlan Somers zdb_cb_t zcb; 3631fa9e4066Sahrens zdb_blkstats_t *zb, *tzb; 3632b24ab676SJeff Bonwick uint64_t norm_alloc, norm_space, total_alloc, total_found; 3633cd088ea4SVictor Latushkin int flags = TRAVERSE_PRE | TRAVERSE_PREFETCH_METADATA | TRAVERSE_HARD; 36345d7b4d43SMatthew Ahrens boolean_t leaks = B_FALSE; 3635fa9e4066Sahrens 36363f7978d0SAlan Somers bzero(&zcb, sizeof (zcb)); 3637490d05b9SMatthew Ahrens (void) printf("\nTraversing all blocks %s%s%s%s%s...\n\n", 3638b24ab676SJeff Bonwick (dump_opt['c'] || !dump_opt['L']) ? "to verify " : "", 3639b24ab676SJeff Bonwick (dump_opt['c'] == 1) ? "metadata " : "", 3640b24ab676SJeff Bonwick dump_opt['c'] ? "checksums " : "", 3641b24ab676SJeff Bonwick (dump_opt['c'] && !dump_opt['L']) ? "and verify " : "", 3642b24ab676SJeff Bonwick !dump_opt['L'] ? "nothing leaked " : ""); 3643fa9e4066Sahrens 3644fa9e4066Sahrens /* 3645e14bb325SJeff Bonwick * Load all space maps as SM_ALLOC maps, then traverse the pool 3646e14bb325SJeff Bonwick * claiming each block we discover. If the pool is perfectly 3647e14bb325SJeff Bonwick * consistent, the space maps will be empty when we're done. 3648e14bb325SJeff Bonwick * Anything left over is a leak; any block we can't claim (because 3649e14bb325SJeff Bonwick * it's not part of any space map) is a double allocation, 3650e14bb325SJeff Bonwick * reference to a freed block, or an unclaimed log block. 3651fa9e4066Sahrens */ 3652b24ab676SJeff Bonwick zdb_leak_init(spa, &zcb); 3653fa9e4066Sahrens 3654fa9e4066Sahrens /* 3655fa9e4066Sahrens * If there's a deferred-free bplist, process that first. 3656fa9e4066Sahrens */ 3657cde58dbcSMatthew Ahrens (void) bpobj_iterate_nofree(&spa->spa_deferred_bpobj, 3658cde58dbcSMatthew Ahrens count_block_cb, &zcb, NULL); 36595cabbc6bSPrashanth Sreenivasa 36603b2aab18SMatthew Ahrens if (spa_version(spa) >= SPA_VERSION_DEADLISTS) { 36613b2aab18SMatthew Ahrens (void) bpobj_iterate_nofree(&spa->spa_dsl_pool->dp_free_bpobj, 36623b2aab18SMatthew Ahrens count_block_cb, &zcb, NULL); 36633b2aab18SMatthew Ahrens } 36645cabbc6bSPrashanth Sreenivasa 36655cabbc6bSPrashanth Sreenivasa zdb_claim_removing(spa, &zcb); 36665cabbc6bSPrashanth Sreenivasa 36672acef22dSMatthew Ahrens if (spa_feature_is_active(spa, SPA_FEATURE_ASYNC_DESTROY)) { 3668b420f3adSRichard Lowe VERIFY3U(0, ==, bptree_iterate(spa->spa_meta_objset, 3669ad135b5dSChristopher Siden spa->spa_dsl_pool->dp_bptree_obj, B_FALSE, count_block_cb, 3670ad135b5dSChristopher Siden &zcb, NULL)); 3671ad135b5dSChristopher Siden } 3672fa9e4066Sahrens 3673bbfd46c4SJeff Bonwick if (dump_opt['c'] > 1) 3674bbfd46c4SJeff Bonwick flags |= TRAVERSE_PREFETCH_DATA; 3675bbfd46c4SJeff Bonwick 3676490d05b9SMatthew Ahrens zcb.zcb_totalasize = metaslab_class_get_alloc(spa_normal_class(spa)); 3677490d05b9SMatthew Ahrens zcb.zcb_start = zcb.zcb_lastprint = gethrtime(); 3678bbfd46c4SJeff Bonwick zcb.zcb_haderrors |= traverse_pool(spa, 0, flags, zdb_blkptr_cb, &zcb); 3679fa9e4066Sahrens 368031d7e8faSGeorge Wilson /* 368131d7e8faSGeorge Wilson * If we've traversed the data blocks then we need to wait for those 368231d7e8faSGeorge Wilson * I/Os to complete. We leverage "The Godfather" zio to wait on 368331d7e8faSGeorge Wilson * all async I/Os to complete. 368431d7e8faSGeorge Wilson */ 368531d7e8faSGeorge Wilson if (dump_opt['c']) { 36866f834bc1SMatthew Ahrens for (int i = 0; i < max_ncpus; i++) { 36876f834bc1SMatthew Ahrens (void) zio_wait(spa->spa_async_zio_root[i]); 36886f834bc1SMatthew Ahrens spa->spa_async_zio_root[i] = zio_root(spa, NULL, NULL, 36896f834bc1SMatthew Ahrens ZIO_FLAG_CANFAIL | ZIO_FLAG_SPECULATIVE | 36906f834bc1SMatthew Ahrens ZIO_FLAG_GODFATHER); 36916f834bc1SMatthew Ahrens } 369231d7e8faSGeorge Wilson } 369331d7e8faSGeorge Wilson 3694b24ab676SJeff Bonwick if (zcb.zcb_haderrors) { 3695fa9e4066Sahrens (void) printf("\nError counts:\n\n"); 3696fa9e4066Sahrens (void) printf("\t%5s %s\n", "errno", "count"); 3697b24ab676SJeff Bonwick for (int e = 0; e < 256; e++) { 3698fa9e4066Sahrens if (zcb.zcb_errors[e] != 0) { 3699fa9e4066Sahrens (void) printf("\t%5d %llu\n", 3700fa9e4066Sahrens e, (u_longlong_t)zcb.zcb_errors[e]); 3701fa9e4066Sahrens } 3702fa9e4066Sahrens } 3703fa9e4066Sahrens } 3704fa9e4066Sahrens 3705fa9e4066Sahrens /* 3706fa9e4066Sahrens * Report any leaked segments. 3707fa9e4066Sahrens */ 37085cabbc6bSPrashanth Sreenivasa leaks |= zdb_leak_fini(spa, &zcb); 3709fa9e4066Sahrens 3710b24ab676SJeff Bonwick tzb = &zcb.zcb_type[ZB_TOTAL][ZDB_OT_TOTAL]; 37118654d025Sperrin 3712b24ab676SJeff Bonwick norm_alloc = metaslab_class_get_alloc(spa_normal_class(spa)); 3713b24ab676SJeff Bonwick norm_space = metaslab_class_get_space(spa_normal_class(spa)); 37148654d025Sperrin 3715b24ab676SJeff Bonwick total_alloc = norm_alloc + metaslab_class_get_alloc(spa_log_class(spa)); 37165cabbc6bSPrashanth Sreenivasa total_found = tzb->zb_asize - zcb.zcb_dedup_asize + 371786714001SSerapheim Dimitropoulos zcb.zcb_removing_size + zcb.zcb_checkpoint_size; 3718fa9e4066Sahrens 3719b24ab676SJeff Bonwick if (total_found == total_alloc) { 372082a0a985SVictor Latushkin if (!dump_opt['L']) 372182a0a985SVictor Latushkin (void) printf("\n\tNo leaks (block sum matches space" 372282a0a985SVictor Latushkin " maps exactly)\n"); 3723fa9e4066Sahrens } else { 3724fa9e4066Sahrens (void) printf("block traversal size %llu != alloc %llu " 372582a0a985SVictor Latushkin "(%s %lld)\n", 3726b24ab676SJeff Bonwick (u_longlong_t)total_found, 3727b24ab676SJeff Bonwick (u_longlong_t)total_alloc, 372882a0a985SVictor Latushkin (dump_opt['L']) ? "unreachable" : "leaked", 3729b24ab676SJeff Bonwick (longlong_t)(total_alloc - total_found)); 37305d7b4d43SMatthew Ahrens leaks = B_TRUE; 3731fa9e4066Sahrens } 3732fa9e4066Sahrens 3733fa9e4066Sahrens if (tzb->zb_count == 0) 3734fa9e4066Sahrens return (2); 3735fa9e4066Sahrens 3736fa9e4066Sahrens (void) printf("\n"); 3737fa9e4066Sahrens (void) printf("\tbp count: %10llu\n", 3738fa9e4066Sahrens (u_longlong_t)tzb->zb_count); 3739d5ee8a13SMatthew Ahrens (void) printf("\tganged count: %10llu\n", 3740d5ee8a13SMatthew Ahrens (longlong_t)tzb->zb_gangs); 3741b24ab676SJeff Bonwick (void) printf("\tbp logical: %10llu avg: %6llu\n", 3742fa9e4066Sahrens (u_longlong_t)tzb->zb_lsize, 3743fa9e4066Sahrens (u_longlong_t)(tzb->zb_lsize / tzb->zb_count)); 3744b24ab676SJeff Bonwick (void) printf("\tbp physical: %10llu avg:" 3745b24ab676SJeff Bonwick " %6llu compression: %6.2f\n", 3746fa9e4066Sahrens (u_longlong_t)tzb->zb_psize, 3747fa9e4066Sahrens (u_longlong_t)(tzb->zb_psize / tzb->zb_count), 3748fa9e4066Sahrens (double)tzb->zb_lsize / tzb->zb_psize); 3749b24ab676SJeff Bonwick (void) printf("\tbp allocated: %10llu avg:" 3750b24ab676SJeff Bonwick " %6llu compression: %6.2f\n", 3751fa9e4066Sahrens (u_longlong_t)tzb->zb_asize, 3752fa9e4066Sahrens (u_longlong_t)(tzb->zb_asize / tzb->zb_count), 3753fa9e4066Sahrens (double)tzb->zb_lsize / tzb->zb_asize); 3754b24ab676SJeff Bonwick (void) printf("\tbp deduped: %10llu ref>1:" 3755b24ab676SJeff Bonwick " %6llu deduplication: %6.2f\n", 3756b24ab676SJeff Bonwick (u_longlong_t)zcb.zcb_dedup_asize, 3757b24ab676SJeff Bonwick (u_longlong_t)zcb.zcb_dedup_blocks, 3758b24ab676SJeff Bonwick (double)zcb.zcb_dedup_asize / tzb->zb_asize + 1.0); 3759b24ab676SJeff Bonwick (void) printf("\tSPA allocated: %10llu used: %5.2f%%\n", 3760b24ab676SJeff Bonwick (u_longlong_t)norm_alloc, 100.0 * norm_alloc / norm_space); 3761fa9e4066Sahrens 37625d7b4d43SMatthew Ahrens for (bp_embedded_type_t i = 0; i < NUM_BP_EMBEDDED_TYPES; i++) { 37635d7b4d43SMatthew Ahrens if (zcb.zcb_embedded_blocks[i] == 0) 37645d7b4d43SMatthew Ahrens continue; 37655d7b4d43SMatthew Ahrens (void) printf("\n"); 37665d7b4d43SMatthew Ahrens (void) printf("\tadditional, non-pointer bps of type %u: " 37675d7b4d43SMatthew Ahrens "%10llu\n", 37685d7b4d43SMatthew Ahrens i, (u_longlong_t)zcb.zcb_embedded_blocks[i]); 37695d7b4d43SMatthew Ahrens 37705d7b4d43SMatthew Ahrens if (dump_opt['b'] >= 3) { 37715d7b4d43SMatthew Ahrens (void) printf("\t number of (compressed) bytes: " 37725d7b4d43SMatthew Ahrens "number of bps\n"); 37735d7b4d43SMatthew Ahrens dump_histogram(zcb.zcb_embedded_histogram[i], 37745d7b4d43SMatthew Ahrens sizeof (zcb.zcb_embedded_histogram[i]) / 37755d7b4d43SMatthew Ahrens sizeof (zcb.zcb_embedded_histogram[i][0]), 0); 37765d7b4d43SMatthew Ahrens } 37775d7b4d43SMatthew Ahrens } 37785d7b4d43SMatthew Ahrens 3779d5ee8a13SMatthew Ahrens if (tzb->zb_ditto_samevdev != 0) { 3780d5ee8a13SMatthew Ahrens (void) printf("\tDittoed blocks on same vdev: %llu\n", 3781d5ee8a13SMatthew Ahrens (longlong_t)tzb->zb_ditto_samevdev); 3782d5ee8a13SMatthew Ahrens } 3783d5ee8a13SMatthew Ahrens 37845cabbc6bSPrashanth Sreenivasa for (uint64_t v = 0; v < spa->spa_root_vdev->vdev_children; v++) { 37855cabbc6bSPrashanth Sreenivasa vdev_t *vd = spa->spa_root_vdev->vdev_child[v]; 37865cabbc6bSPrashanth Sreenivasa vdev_indirect_mapping_t *vim = vd->vdev_indirect_mapping; 37875cabbc6bSPrashanth Sreenivasa 37885cabbc6bSPrashanth Sreenivasa if (vim == NULL) { 37895cabbc6bSPrashanth Sreenivasa continue; 37905cabbc6bSPrashanth Sreenivasa } 37915cabbc6bSPrashanth Sreenivasa 37925cabbc6bSPrashanth Sreenivasa char mem[32]; 37935cabbc6bSPrashanth Sreenivasa zdb_nicenum(vdev_indirect_mapping_num_entries(vim), 37945cabbc6bSPrashanth Sreenivasa mem, vdev_indirect_mapping_size(vim)); 37955cabbc6bSPrashanth Sreenivasa 37965cabbc6bSPrashanth Sreenivasa (void) printf("\tindirect vdev id %llu has %llu segments " 37975cabbc6bSPrashanth Sreenivasa "(%s in memory)\n", 37985cabbc6bSPrashanth Sreenivasa (longlong_t)vd->vdev_id, 37995cabbc6bSPrashanth Sreenivasa (longlong_t)vdev_indirect_mapping_num_entries(vim), mem); 38005cabbc6bSPrashanth Sreenivasa } 38015cabbc6bSPrashanth Sreenivasa 3802fa9e4066Sahrens if (dump_opt['b'] >= 2) { 3803fa9e4066Sahrens int l, t, level; 3804fa9e4066Sahrens (void) printf("\nBlocks\tLSIZE\tPSIZE\tASIZE" 3805fa9e4066Sahrens "\t avg\t comp\t%%Total\tType\n"); 3806fa9e4066Sahrens 3807b24ab676SJeff Bonwick for (t = 0; t <= ZDB_OT_TOTAL; t++) { 38083f9d6ad7SLin Ling char csize[32], lsize[32], psize[32], asize[32]; 3809d5ee8a13SMatthew Ahrens char avg[32], gang[32]; 38103f7978d0SAlan Somers const char *typename; 3811fa9e4066Sahrens 38120a055120SJason King /* make sure nicenum has enough space */ 38130a055120SJason King CTASSERT(sizeof (csize) >= NN_NUMBUF_SZ); 38140a055120SJason King CTASSERT(sizeof (lsize) >= NN_NUMBUF_SZ); 38150a055120SJason King CTASSERT(sizeof (psize) >= NN_NUMBUF_SZ); 38160a055120SJason King CTASSERT(sizeof (asize) >= NN_NUMBUF_SZ); 38170a055120SJason King CTASSERT(sizeof (avg) >= NN_NUMBUF_SZ); 38180a055120SJason King CTASSERT(sizeof (gang) >= NN_NUMBUF_SZ); 38190a055120SJason King 3820b24ab676SJeff Bonwick if (t < DMU_OT_NUMTYPES) 3821b24ab676SJeff Bonwick typename = dmu_ot[t].ot_name; 3822b24ab676SJeff Bonwick else 3823b24ab676SJeff Bonwick typename = zdb_ot_extname[t - DMU_OT_NUMTYPES]; 3824fa9e4066Sahrens 3825fa9e4066Sahrens if (zcb.zcb_type[ZB_TOTAL][t].zb_asize == 0) { 3826fa9e4066Sahrens (void) printf("%6s\t%5s\t%5s\t%5s" 3827fa9e4066Sahrens "\t%5s\t%5s\t%6s\t%s\n", 3828fa9e4066Sahrens "-", 3829fa9e4066Sahrens "-", 3830fa9e4066Sahrens "-", 3831fa9e4066Sahrens "-", 3832fa9e4066Sahrens "-", 3833fa9e4066Sahrens "-", 3834fa9e4066Sahrens "-", 3835fa9e4066Sahrens typename); 3836fa9e4066Sahrens continue; 3837fa9e4066Sahrens } 3838fa9e4066Sahrens 3839fa9e4066Sahrens for (l = ZB_TOTAL - 1; l >= -1; l--) { 3840fa9e4066Sahrens level = (l == -1 ? ZB_TOTAL : l); 3841fa9e4066Sahrens zb = &zcb.zcb_type[level][t]; 3842fa9e4066Sahrens 3843fa9e4066Sahrens if (zb->zb_asize == 0) 3844fa9e4066Sahrens continue; 3845fa9e4066Sahrens 3846fa9e4066Sahrens if (dump_opt['b'] < 3 && level != ZB_TOTAL) 3847fa9e4066Sahrens continue; 3848fa9e4066Sahrens 3849fa9e4066Sahrens if (level == 0 && zb->zb_asize == 3850fa9e4066Sahrens zcb.zcb_type[ZB_TOTAL][t].zb_asize) 3851fa9e4066Sahrens continue; 3852fa9e4066Sahrens 38530a055120SJason King zdb_nicenum(zb->zb_count, csize, 38540a055120SJason King sizeof (csize)); 38550a055120SJason King zdb_nicenum(zb->zb_lsize, lsize, 38560a055120SJason King sizeof (lsize)); 38570a055120SJason King zdb_nicenum(zb->zb_psize, psize, 38580a055120SJason King sizeof (psize)); 38590a055120SJason King zdb_nicenum(zb->zb_asize, asize, 38600a055120SJason King sizeof (asize)); 38610a055120SJason King zdb_nicenum(zb->zb_asize / zb->zb_count, avg, 38620a055120SJason King sizeof (avg)); 38630a055120SJason King zdb_nicenum(zb->zb_gangs, gang, sizeof (gang)); 3864fa9e4066Sahrens 3865fa9e4066Sahrens (void) printf("%6s\t%5s\t%5s\t%5s\t%5s" 3866fa9e4066Sahrens "\t%5.2f\t%6.2f\t", 3867fa9e4066Sahrens csize, lsize, psize, asize, avg, 3868fa9e4066Sahrens (double)zb->zb_lsize / zb->zb_psize, 3869fa9e4066Sahrens 100.0 * zb->zb_asize / tzb->zb_asize); 3870fa9e4066Sahrens 3871fa9e4066Sahrens if (level == ZB_TOTAL) 3872fa9e4066Sahrens (void) printf("%s\n", typename); 3873fa9e4066Sahrens else 3874fa9e4066Sahrens (void) printf(" L%d %s\n", 3875fa9e4066Sahrens level, typename); 3876490d05b9SMatthew Ahrens 3877d5ee8a13SMatthew Ahrens if (dump_opt['b'] >= 3 && zb->zb_gangs > 0) { 3878d5ee8a13SMatthew Ahrens (void) printf("\t number of ganged " 3879d5ee8a13SMatthew Ahrens "blocks: %s\n", gang); 3880d5ee8a13SMatthew Ahrens } 3881d5ee8a13SMatthew Ahrens 3882490d05b9SMatthew Ahrens if (dump_opt['b'] >= 4) { 3883490d05b9SMatthew Ahrens (void) printf("psize " 3884490d05b9SMatthew Ahrens "(in 512-byte sectors): " 3885490d05b9SMatthew Ahrens "number of blocks\n"); 3886490d05b9SMatthew Ahrens dump_histogram(zb->zb_psize_histogram, 38870713e232SGeorge Wilson PSIZE_HISTO_SIZE, 0); 3888490d05b9SMatthew Ahrens } 3889fa9e4066Sahrens } 3890fa9e4066Sahrens } 3891fa9e4066Sahrens } 3892fa9e4066Sahrens 3893fa9e4066Sahrens (void) printf("\n"); 3894fa9e4066Sahrens 3895fa9e4066Sahrens if (leaks) 3896fa9e4066Sahrens return (2); 3897fa9e4066Sahrens 3898fa9e4066Sahrens if (zcb.zcb_haderrors) 3899fa9e4066Sahrens return (3); 3900fa9e4066Sahrens 3901fa9e4066Sahrens return (0); 3902fa9e4066Sahrens } 3903fa9e4066Sahrens 3904b24ab676SJeff Bonwick typedef struct zdb_ddt_entry { 3905b24ab676SJeff Bonwick ddt_key_t zdde_key; 3906b24ab676SJeff Bonwick uint64_t zdde_ref_blocks; 3907b24ab676SJeff Bonwick uint64_t zdde_ref_lsize; 3908b24ab676SJeff Bonwick uint64_t zdde_ref_psize; 3909b24ab676SJeff Bonwick uint64_t zdde_ref_dsize; 3910b24ab676SJeff Bonwick avl_node_t zdde_node; 3911b24ab676SJeff Bonwick } zdb_ddt_entry_t; 3912b24ab676SJeff Bonwick 3913b24ab676SJeff Bonwick /* ARGSUSED */ 3914b24ab676SJeff Bonwick static int 3915b24ab676SJeff Bonwick zdb_ddt_add_cb(spa_t *spa, zilog_t *zilog, const blkptr_t *bp, 39167802d7bfSMatthew Ahrens const zbookmark_phys_t *zb, const dnode_phys_t *dnp, void *arg) 3917b24ab676SJeff Bonwick { 3918b24ab676SJeff Bonwick avl_tree_t *t = arg; 3919b24ab676SJeff Bonwick avl_index_t where; 3920b24ab676SJeff Bonwick zdb_ddt_entry_t *zdde, zdde_search; 3921b24ab676SJeff Bonwick 3922a2cdcdd2SPaul Dagnelie if (bp == NULL || BP_IS_HOLE(bp) || BP_IS_EMBEDDED(bp)) 3923b24ab676SJeff Bonwick return (0); 3924b24ab676SJeff Bonwick 3925b24ab676SJeff Bonwick if (dump_opt['S'] > 1 && zb->zb_level == ZB_ROOT_LEVEL) { 3926b24ab676SJeff Bonwick (void) printf("traversing objset %llu, %llu objects, " 3927b24ab676SJeff Bonwick "%lu blocks so far\n", 3928b24ab676SJeff Bonwick (u_longlong_t)zb->zb_objset, 39295d7b4d43SMatthew Ahrens (u_longlong_t)BP_GET_FILL(bp), 3930b24ab676SJeff Bonwick avl_numnodes(t)); 3931b24ab676SJeff Bonwick } 3932b24ab676SJeff Bonwick 3933bbfd46c4SJeff Bonwick if (BP_IS_HOLE(bp) || BP_GET_CHECKSUM(bp) == ZIO_CHECKSUM_OFF || 3934ad135b5dSChristopher Siden BP_GET_LEVEL(bp) > 0 || DMU_OT_IS_METADATA(BP_GET_TYPE(bp))) 3935b24ab676SJeff Bonwick return (0); 3936b24ab676SJeff Bonwick 3937b24ab676SJeff Bonwick ddt_key_fill(&zdde_search.zdde_key, bp); 3938b24ab676SJeff Bonwick 3939b24ab676SJeff Bonwick zdde = avl_find(t, &zdde_search, &where); 3940b24ab676SJeff Bonwick 3941b24ab676SJeff Bonwick if (zdde == NULL) { 3942b24ab676SJeff Bonwick zdde = umem_zalloc(sizeof (*zdde), UMEM_NOFAIL); 3943b24ab676SJeff Bonwick zdde->zdde_key = zdde_search.zdde_key; 3944b24ab676SJeff Bonwick avl_insert(t, zdde, where); 3945b24ab676SJeff Bonwick } 3946b24ab676SJeff Bonwick 3947b24ab676SJeff Bonwick zdde->zdde_ref_blocks += 1; 3948b24ab676SJeff Bonwick zdde->zdde_ref_lsize += BP_GET_LSIZE(bp); 3949b24ab676SJeff Bonwick zdde->zdde_ref_psize += BP_GET_PSIZE(bp); 3950b24ab676SJeff Bonwick zdde->zdde_ref_dsize += bp_get_dsize_sync(spa, bp); 3951b24ab676SJeff Bonwick 3952b24ab676SJeff Bonwick return (0); 3953b24ab676SJeff Bonwick } 3954b24ab676SJeff Bonwick 3955b24ab676SJeff Bonwick static void 3956b24ab676SJeff Bonwick dump_simulated_ddt(spa_t *spa) 3957b24ab676SJeff Bonwick { 3958b24ab676SJeff Bonwick avl_tree_t t; 3959b24ab676SJeff Bonwick void *cookie = NULL; 3960b24ab676SJeff Bonwick zdb_ddt_entry_t *zdde; 39613f7978d0SAlan Somers ddt_histogram_t ddh_total; 39623f7978d0SAlan Somers ddt_stat_t dds_total; 3963b24ab676SJeff Bonwick 39643f7978d0SAlan Somers bzero(&ddh_total, sizeof (ddh_total)); 39653f7978d0SAlan Somers bzero(&dds_total, sizeof (dds_total)); 3966b24ab676SJeff Bonwick avl_create(&t, ddt_entry_compare, 3967b24ab676SJeff Bonwick sizeof (zdb_ddt_entry_t), offsetof(zdb_ddt_entry_t, zdde_node)); 3968b24ab676SJeff Bonwick 3969b24ab676SJeff Bonwick spa_config_enter(spa, SCL_CONFIG, FTAG, RW_READER); 3970b24ab676SJeff Bonwick 3971bbfd46c4SJeff Bonwick (void) traverse_pool(spa, 0, TRAVERSE_PRE | TRAVERSE_PREFETCH_METADATA, 3972bbfd46c4SJeff Bonwick zdb_ddt_add_cb, &t); 3973b24ab676SJeff Bonwick 3974b24ab676SJeff Bonwick spa_config_exit(spa, SCL_CONFIG, FTAG); 3975b24ab676SJeff Bonwick 3976b24ab676SJeff Bonwick while ((zdde = avl_destroy_nodes(&t, &cookie)) != NULL) { 3977b24ab676SJeff Bonwick ddt_stat_t dds; 3978b24ab676SJeff Bonwick uint64_t refcnt = zdde->zdde_ref_blocks; 3979b24ab676SJeff Bonwick ASSERT(refcnt != 0); 3980b24ab676SJeff Bonwick 3981b24ab676SJeff Bonwick dds.dds_blocks = zdde->zdde_ref_blocks / refcnt; 3982b24ab676SJeff Bonwick dds.dds_lsize = zdde->zdde_ref_lsize / refcnt; 3983b24ab676SJeff Bonwick dds.dds_psize = zdde->zdde_ref_psize / refcnt; 3984b24ab676SJeff Bonwick dds.dds_dsize = zdde->zdde_ref_dsize / refcnt; 3985b24ab676SJeff Bonwick 3986b24ab676SJeff Bonwick dds.dds_ref_blocks = zdde->zdde_ref_blocks; 3987b24ab676SJeff Bonwick dds.dds_ref_lsize = zdde->zdde_ref_lsize; 3988b24ab676SJeff Bonwick dds.dds_ref_psize = zdde->zdde_ref_psize; 3989b24ab676SJeff Bonwick dds.dds_ref_dsize = zdde->zdde_ref_dsize; 3990b24ab676SJeff Bonwick 3991bf16b11eSMatthew Ahrens ddt_stat_add(&ddh_total.ddh_stat[highbit64(refcnt) - 1], 3992bf16b11eSMatthew Ahrens &dds, 0); 3993b24ab676SJeff Bonwick 3994b24ab676SJeff Bonwick umem_free(zdde, sizeof (*zdde)); 3995b24ab676SJeff Bonwick } 3996b24ab676SJeff Bonwick 3997b24ab676SJeff Bonwick avl_destroy(&t); 3998b24ab676SJeff Bonwick 3999b24ab676SJeff Bonwick ddt_histogram_stat(&dds_total, &ddh_total); 4000b24ab676SJeff Bonwick 4001b24ab676SJeff Bonwick (void) printf("Simulated DDT histogram:\n"); 4002b24ab676SJeff Bonwick 40039eb19f4dSGeorge Wilson zpool_dump_ddt(&dds_total, &ddh_total); 4004b24ab676SJeff Bonwick 4005b24ab676SJeff Bonwick dump_dedup_ratio(&dds_total); 4006b24ab676SJeff Bonwick } 4007b24ab676SJeff Bonwick 40085cabbc6bSPrashanth Sreenivasa static int 40095cabbc6bSPrashanth Sreenivasa verify_device_removal_feature_counts(spa_t *spa) 40105cabbc6bSPrashanth Sreenivasa { 40115cabbc6bSPrashanth Sreenivasa uint64_t dr_feature_refcount = 0; 40125cabbc6bSPrashanth Sreenivasa uint64_t oc_feature_refcount = 0; 40135cabbc6bSPrashanth Sreenivasa uint64_t indirect_vdev_count = 0; 40145cabbc6bSPrashanth Sreenivasa uint64_t precise_vdev_count = 0; 40155cabbc6bSPrashanth Sreenivasa uint64_t obsolete_counts_object_count = 0; 40165cabbc6bSPrashanth Sreenivasa uint64_t obsolete_sm_count = 0; 40175cabbc6bSPrashanth Sreenivasa uint64_t obsolete_counts_count = 0; 40185cabbc6bSPrashanth Sreenivasa uint64_t scip_count = 0; 40195cabbc6bSPrashanth Sreenivasa uint64_t obsolete_bpobj_count = 0; 40205cabbc6bSPrashanth Sreenivasa int ret = 0; 40215cabbc6bSPrashanth Sreenivasa 40225cabbc6bSPrashanth Sreenivasa spa_condensing_indirect_phys_t *scip = 40235cabbc6bSPrashanth Sreenivasa &spa->spa_condensing_indirect_phys; 40245cabbc6bSPrashanth Sreenivasa if (scip->scip_next_mapping_object != 0) { 40255cabbc6bSPrashanth Sreenivasa vdev_t *vd = spa->spa_root_vdev->vdev_child[scip->scip_vdev]; 40265cabbc6bSPrashanth Sreenivasa ASSERT(scip->scip_prev_obsolete_sm_object != 0); 40275cabbc6bSPrashanth Sreenivasa ASSERT3P(vd->vdev_ops, ==, &vdev_indirect_ops); 40285cabbc6bSPrashanth Sreenivasa 40295cabbc6bSPrashanth Sreenivasa (void) printf("Condensing indirect vdev %llu: new mapping " 40305cabbc6bSPrashanth Sreenivasa "object %llu, prev obsolete sm %llu\n", 40315cabbc6bSPrashanth Sreenivasa (u_longlong_t)scip->scip_vdev, 40325cabbc6bSPrashanth Sreenivasa (u_longlong_t)scip->scip_next_mapping_object, 40335cabbc6bSPrashanth Sreenivasa (u_longlong_t)scip->scip_prev_obsolete_sm_object); 40345cabbc6bSPrashanth Sreenivasa if (scip->scip_prev_obsolete_sm_object != 0) { 40355cabbc6bSPrashanth Sreenivasa space_map_t *prev_obsolete_sm = NULL; 40365cabbc6bSPrashanth Sreenivasa VERIFY0(space_map_open(&prev_obsolete_sm, 40375cabbc6bSPrashanth Sreenivasa spa->spa_meta_objset, 40385cabbc6bSPrashanth Sreenivasa scip->scip_prev_obsolete_sm_object, 40395cabbc6bSPrashanth Sreenivasa 0, vd->vdev_asize, 0)); 40405cabbc6bSPrashanth Sreenivasa space_map_update(prev_obsolete_sm); 40415cabbc6bSPrashanth Sreenivasa dump_spacemap(spa->spa_meta_objset, prev_obsolete_sm); 40425cabbc6bSPrashanth Sreenivasa (void) printf("\n"); 40435cabbc6bSPrashanth Sreenivasa space_map_close(prev_obsolete_sm); 40445cabbc6bSPrashanth Sreenivasa } 40455cabbc6bSPrashanth Sreenivasa 40465cabbc6bSPrashanth Sreenivasa scip_count += 2; 40475cabbc6bSPrashanth Sreenivasa } 40485cabbc6bSPrashanth Sreenivasa 40495cabbc6bSPrashanth Sreenivasa for (uint64_t i = 0; i < spa->spa_root_vdev->vdev_children; i++) { 40505cabbc6bSPrashanth Sreenivasa vdev_t *vd = spa->spa_root_vdev->vdev_child[i]; 40515cabbc6bSPrashanth Sreenivasa vdev_indirect_config_t *vic = &vd->vdev_indirect_config; 40525cabbc6bSPrashanth Sreenivasa 40535cabbc6bSPrashanth Sreenivasa if (vic->vic_mapping_object != 0) { 40545cabbc6bSPrashanth Sreenivasa ASSERT(vd->vdev_ops == &vdev_indirect_ops || 40555cabbc6bSPrashanth Sreenivasa vd->vdev_removing); 40565cabbc6bSPrashanth Sreenivasa indirect_vdev_count++; 40575cabbc6bSPrashanth Sreenivasa 40585cabbc6bSPrashanth Sreenivasa if (vd->vdev_indirect_mapping->vim_havecounts) { 40595cabbc6bSPrashanth Sreenivasa obsolete_counts_count++; 40605cabbc6bSPrashanth Sreenivasa } 40615cabbc6bSPrashanth Sreenivasa } 40625cabbc6bSPrashanth Sreenivasa if (vdev_obsolete_counts_are_precise(vd)) { 40635cabbc6bSPrashanth Sreenivasa ASSERT(vic->vic_mapping_object != 0); 40645cabbc6bSPrashanth Sreenivasa precise_vdev_count++; 40655cabbc6bSPrashanth Sreenivasa } 40665cabbc6bSPrashanth Sreenivasa if (vdev_obsolete_sm_object(vd) != 0) { 40675cabbc6bSPrashanth Sreenivasa ASSERT(vic->vic_mapping_object != 0); 40685cabbc6bSPrashanth Sreenivasa obsolete_sm_count++; 40695cabbc6bSPrashanth Sreenivasa } 40705cabbc6bSPrashanth Sreenivasa } 40715cabbc6bSPrashanth Sreenivasa 40725cabbc6bSPrashanth Sreenivasa (void) feature_get_refcount(spa, 40735cabbc6bSPrashanth Sreenivasa &spa_feature_table[SPA_FEATURE_DEVICE_REMOVAL], 40745cabbc6bSPrashanth Sreenivasa &dr_feature_refcount); 40755cabbc6bSPrashanth Sreenivasa (void) feature_get_refcount(spa, 40765cabbc6bSPrashanth Sreenivasa &spa_feature_table[SPA_FEATURE_OBSOLETE_COUNTS], 40775cabbc6bSPrashanth Sreenivasa &oc_feature_refcount); 40785cabbc6bSPrashanth Sreenivasa 40795cabbc6bSPrashanth Sreenivasa if (dr_feature_refcount != indirect_vdev_count) { 40805cabbc6bSPrashanth Sreenivasa ret = 1; 40815cabbc6bSPrashanth Sreenivasa (void) printf("Number of indirect vdevs (%llu) " \ 40825cabbc6bSPrashanth Sreenivasa "does not match feature count (%llu)\n", 40835cabbc6bSPrashanth Sreenivasa (u_longlong_t)indirect_vdev_count, 40845cabbc6bSPrashanth Sreenivasa (u_longlong_t)dr_feature_refcount); 40855cabbc6bSPrashanth Sreenivasa } else { 40865cabbc6bSPrashanth Sreenivasa (void) printf("Verified device_removal feature refcount " \ 40875cabbc6bSPrashanth Sreenivasa "of %llu is correct\n", 40885cabbc6bSPrashanth Sreenivasa (u_longlong_t)dr_feature_refcount); 40895cabbc6bSPrashanth Sreenivasa } 40905cabbc6bSPrashanth Sreenivasa 40915cabbc6bSPrashanth Sreenivasa if (zap_contains(spa_meta_objset(spa), DMU_POOL_DIRECTORY_OBJECT, 40925cabbc6bSPrashanth Sreenivasa DMU_POOL_OBSOLETE_BPOBJ) == 0) { 40935cabbc6bSPrashanth Sreenivasa obsolete_bpobj_count++; 40945cabbc6bSPrashanth Sreenivasa } 40955cabbc6bSPrashanth Sreenivasa 40965cabbc6bSPrashanth Sreenivasa 40975cabbc6bSPrashanth Sreenivasa obsolete_counts_object_count = precise_vdev_count; 40985cabbc6bSPrashanth Sreenivasa obsolete_counts_object_count += obsolete_sm_count; 40995cabbc6bSPrashanth Sreenivasa obsolete_counts_object_count += obsolete_counts_count; 41005cabbc6bSPrashanth Sreenivasa obsolete_counts_object_count += scip_count; 41015cabbc6bSPrashanth Sreenivasa obsolete_counts_object_count += obsolete_bpobj_count; 41025cabbc6bSPrashanth Sreenivasa obsolete_counts_object_count += remap_deadlist_count; 41035cabbc6bSPrashanth Sreenivasa 41045cabbc6bSPrashanth Sreenivasa if (oc_feature_refcount != obsolete_counts_object_count) { 41055cabbc6bSPrashanth Sreenivasa ret = 1; 41065cabbc6bSPrashanth Sreenivasa (void) printf("Number of obsolete counts objects (%llu) " \ 41075cabbc6bSPrashanth Sreenivasa "does not match feature count (%llu)\n", 41085cabbc6bSPrashanth Sreenivasa (u_longlong_t)obsolete_counts_object_count, 41095cabbc6bSPrashanth Sreenivasa (u_longlong_t)oc_feature_refcount); 41105cabbc6bSPrashanth Sreenivasa (void) printf("pv:%llu os:%llu oc:%llu sc:%llu " 41115cabbc6bSPrashanth Sreenivasa "ob:%llu rd:%llu\n", 41125cabbc6bSPrashanth Sreenivasa (u_longlong_t)precise_vdev_count, 41135cabbc6bSPrashanth Sreenivasa (u_longlong_t)obsolete_sm_count, 41145cabbc6bSPrashanth Sreenivasa (u_longlong_t)obsolete_counts_count, 41155cabbc6bSPrashanth Sreenivasa (u_longlong_t)scip_count, 41165cabbc6bSPrashanth Sreenivasa (u_longlong_t)obsolete_bpobj_count, 41175cabbc6bSPrashanth Sreenivasa (u_longlong_t)remap_deadlist_count); 41185cabbc6bSPrashanth Sreenivasa } else { 41195cabbc6bSPrashanth Sreenivasa (void) printf("Verified indirect_refcount feature refcount " \ 41205cabbc6bSPrashanth Sreenivasa "of %llu is correct\n", 41215cabbc6bSPrashanth Sreenivasa (u_longlong_t)oc_feature_refcount); 41225cabbc6bSPrashanth Sreenivasa } 41235cabbc6bSPrashanth Sreenivasa return (ret); 41245cabbc6bSPrashanth Sreenivasa } 41255cabbc6bSPrashanth Sreenivasa 412686714001SSerapheim Dimitropoulos #define BOGUS_SUFFIX "_CHECKPOINTED_UNIVERSE" 412786714001SSerapheim Dimitropoulos /* 412886714001SSerapheim Dimitropoulos * Import the checkpointed state of the pool specified by the target 412986714001SSerapheim Dimitropoulos * parameter as readonly. The function also accepts a pool config 413086714001SSerapheim Dimitropoulos * as an optional parameter, else it attempts to infer the config by 413186714001SSerapheim Dimitropoulos * the name of the target pool. 413286714001SSerapheim Dimitropoulos * 413386714001SSerapheim Dimitropoulos * Note that the checkpointed state's pool name will be the name of 413486714001SSerapheim Dimitropoulos * the original pool with the above suffix appened to it. In addition, 413586714001SSerapheim Dimitropoulos * if the target is not a pool name (e.g. a path to a dataset) then 413686714001SSerapheim Dimitropoulos * the new_path parameter is populated with the updated path to 413786714001SSerapheim Dimitropoulos * reflect the fact that we are looking into the checkpointed state. 413886714001SSerapheim Dimitropoulos * 413986714001SSerapheim Dimitropoulos * The function returns a newly-allocated copy of the name of the 414086714001SSerapheim Dimitropoulos * pool containing the checkpointed state. When this copy is no 414186714001SSerapheim Dimitropoulos * longer needed it should be freed with free(3C). Same thing 414286714001SSerapheim Dimitropoulos * applies to the new_path parameter if allocated. 414386714001SSerapheim Dimitropoulos */ 414486714001SSerapheim Dimitropoulos static char * 414586714001SSerapheim Dimitropoulos import_checkpointed_state(char *target, nvlist_t *cfg, char **new_path) 414686714001SSerapheim Dimitropoulos { 414786714001SSerapheim Dimitropoulos int error = 0; 414886714001SSerapheim Dimitropoulos char *poolname, *bogus_name; 414986714001SSerapheim Dimitropoulos 415086714001SSerapheim Dimitropoulos /* If the target is not a pool, the extract the pool name */ 415186714001SSerapheim Dimitropoulos char *path_start = strchr(target, '/'); 415286714001SSerapheim Dimitropoulos if (path_start != NULL) { 415386714001SSerapheim Dimitropoulos size_t poolname_len = path_start - target; 415486714001SSerapheim Dimitropoulos poolname = strndup(target, poolname_len); 415586714001SSerapheim Dimitropoulos } else { 415686714001SSerapheim Dimitropoulos poolname = target; 415786714001SSerapheim Dimitropoulos } 415886714001SSerapheim Dimitropoulos 415986714001SSerapheim Dimitropoulos if (cfg == NULL) { 416086714001SSerapheim Dimitropoulos error = spa_get_stats(poolname, &cfg, NULL, 0); 416186714001SSerapheim Dimitropoulos if (error != 0) { 416286714001SSerapheim Dimitropoulos fatal("Tried to read config of pool \"%s\" but " 416386714001SSerapheim Dimitropoulos "spa_get_stats() failed with error %d\n", 416486714001SSerapheim Dimitropoulos poolname, error); 416586714001SSerapheim Dimitropoulos } 416686714001SSerapheim Dimitropoulos } 416786714001SSerapheim Dimitropoulos 416886714001SSerapheim Dimitropoulos (void) asprintf(&bogus_name, "%s%s", poolname, BOGUS_SUFFIX); 416986714001SSerapheim Dimitropoulos fnvlist_add_string(cfg, ZPOOL_CONFIG_POOL_NAME, bogus_name); 417086714001SSerapheim Dimitropoulos 417186714001SSerapheim Dimitropoulos error = spa_import(bogus_name, cfg, NULL, 417286714001SSerapheim Dimitropoulos ZFS_IMPORT_MISSING_LOG | ZFS_IMPORT_CHECKPOINT); 417386714001SSerapheim Dimitropoulos if (error != 0) { 417486714001SSerapheim Dimitropoulos fatal("Tried to import pool \"%s\" but spa_import() failed " 417586714001SSerapheim Dimitropoulos "with error %d\n", bogus_name, error); 417686714001SSerapheim Dimitropoulos } 417786714001SSerapheim Dimitropoulos 417886714001SSerapheim Dimitropoulos if (new_path != NULL && path_start != NULL) 417986714001SSerapheim Dimitropoulos (void) asprintf(new_path, "%s%s", bogus_name, path_start); 418086714001SSerapheim Dimitropoulos 418186714001SSerapheim Dimitropoulos if (target != poolname) 418286714001SSerapheim Dimitropoulos free(poolname); 418386714001SSerapheim Dimitropoulos 418486714001SSerapheim Dimitropoulos return (bogus_name); 418586714001SSerapheim Dimitropoulos } 418686714001SSerapheim Dimitropoulos 418786714001SSerapheim Dimitropoulos typedef struct verify_checkpoint_sm_entry_cb_arg { 418886714001SSerapheim Dimitropoulos vdev_t *vcsec_vd; 418986714001SSerapheim Dimitropoulos 419086714001SSerapheim Dimitropoulos /* the following fields are only used for printing progress */ 419186714001SSerapheim Dimitropoulos uint64_t vcsec_entryid; 419286714001SSerapheim Dimitropoulos uint64_t vcsec_num_entries; 419386714001SSerapheim Dimitropoulos } verify_checkpoint_sm_entry_cb_arg_t; 419486714001SSerapheim Dimitropoulos 419586714001SSerapheim Dimitropoulos #define ENTRIES_PER_PROGRESS_UPDATE 10000 419686714001SSerapheim Dimitropoulos 419786714001SSerapheim Dimitropoulos static int 419817f11284SSerapheim Dimitropoulos verify_checkpoint_sm_entry_cb(space_map_entry_t *sme, void *arg) 419986714001SSerapheim Dimitropoulos { 420086714001SSerapheim Dimitropoulos verify_checkpoint_sm_entry_cb_arg_t *vcsec = arg; 420186714001SSerapheim Dimitropoulos vdev_t *vd = vcsec->vcsec_vd; 420217f11284SSerapheim Dimitropoulos metaslab_t *ms = vd->vdev_ms[sme->sme_offset >> vd->vdev_ms_shift]; 420317f11284SSerapheim Dimitropoulos uint64_t end = sme->sme_offset + sme->sme_run; 420486714001SSerapheim Dimitropoulos 420517f11284SSerapheim Dimitropoulos ASSERT(sme->sme_type == SM_FREE); 420686714001SSerapheim Dimitropoulos 420786714001SSerapheim Dimitropoulos if ((vcsec->vcsec_entryid % ENTRIES_PER_PROGRESS_UPDATE) == 0) { 420886714001SSerapheim Dimitropoulos (void) fprintf(stderr, 420986714001SSerapheim Dimitropoulos "\rverifying vdev %llu, space map entry %llu of %llu ...", 421086714001SSerapheim Dimitropoulos (longlong_t)vd->vdev_id, 421186714001SSerapheim Dimitropoulos (longlong_t)vcsec->vcsec_entryid, 421286714001SSerapheim Dimitropoulos (longlong_t)vcsec->vcsec_num_entries); 421386714001SSerapheim Dimitropoulos } 421486714001SSerapheim Dimitropoulos vcsec->vcsec_entryid++; 421586714001SSerapheim Dimitropoulos 421686714001SSerapheim Dimitropoulos /* 421786714001SSerapheim Dimitropoulos * See comment in checkpoint_sm_exclude_entry_cb() 421886714001SSerapheim Dimitropoulos */ 421917f11284SSerapheim Dimitropoulos VERIFY3U(sme->sme_offset, >=, ms->ms_start); 422086714001SSerapheim Dimitropoulos VERIFY3U(end, <=, ms->ms_start + ms->ms_size); 422186714001SSerapheim Dimitropoulos 422286714001SSerapheim Dimitropoulos /* 422386714001SSerapheim Dimitropoulos * The entries in the vdev_checkpoint_sm should be marked as 422486714001SSerapheim Dimitropoulos * allocated in the checkpointed state of the pool, therefore 422586714001SSerapheim Dimitropoulos * their respective ms_allocateable trees should not contain them. 422686714001SSerapheim Dimitropoulos */ 422786714001SSerapheim Dimitropoulos mutex_enter(&ms->ms_lock); 422817f11284SSerapheim Dimitropoulos range_tree_verify(ms->ms_allocatable, sme->sme_offset, sme->sme_run); 422986714001SSerapheim Dimitropoulos mutex_exit(&ms->ms_lock); 423086714001SSerapheim Dimitropoulos 423186714001SSerapheim Dimitropoulos return (0); 423286714001SSerapheim Dimitropoulos } 423386714001SSerapheim Dimitropoulos 423486714001SSerapheim Dimitropoulos /* 423586714001SSerapheim Dimitropoulos * Verify that all segments in the vdev_checkpoint_sm are allocated 423686714001SSerapheim Dimitropoulos * according to the checkpoint's ms_sm (i.e. are not in the checkpoint's 423786714001SSerapheim Dimitropoulos * ms_allocatable). 423886714001SSerapheim Dimitropoulos * 423986714001SSerapheim Dimitropoulos * Do so by comparing the checkpoint space maps (vdev_checkpoint_sm) of 424086714001SSerapheim Dimitropoulos * each vdev in the current state of the pool to the metaslab space maps 424186714001SSerapheim Dimitropoulos * (ms_sm) of the checkpointed state of the pool. 424286714001SSerapheim Dimitropoulos * 424386714001SSerapheim Dimitropoulos * Note that the function changes the state of the ms_allocatable 424486714001SSerapheim Dimitropoulos * trees of the current spa_t. The entries of these ms_allocatable 424586714001SSerapheim Dimitropoulos * trees are cleared out and then repopulated from with the free 424686714001SSerapheim Dimitropoulos * entries of their respective ms_sm space maps. 424786714001SSerapheim Dimitropoulos */ 424886714001SSerapheim Dimitropoulos static void 424986714001SSerapheim Dimitropoulos verify_checkpoint_vdev_spacemaps(spa_t *checkpoint, spa_t *current) 425086714001SSerapheim Dimitropoulos { 425186714001SSerapheim Dimitropoulos vdev_t *ckpoint_rvd = checkpoint->spa_root_vdev; 425286714001SSerapheim Dimitropoulos vdev_t *current_rvd = current->spa_root_vdev; 425386714001SSerapheim Dimitropoulos 425486714001SSerapheim Dimitropoulos load_concrete_ms_allocatable_trees(checkpoint, SM_FREE); 425586714001SSerapheim Dimitropoulos 425686714001SSerapheim Dimitropoulos for (uint64_t c = 0; c < ckpoint_rvd->vdev_children; c++) { 425786714001SSerapheim Dimitropoulos vdev_t *ckpoint_vd = ckpoint_rvd->vdev_child[c]; 425886714001SSerapheim Dimitropoulos vdev_t *current_vd = current_rvd->vdev_child[c]; 425986714001SSerapheim Dimitropoulos 426086714001SSerapheim Dimitropoulos space_map_t *checkpoint_sm = NULL; 426186714001SSerapheim Dimitropoulos uint64_t checkpoint_sm_obj; 426286714001SSerapheim Dimitropoulos 426386714001SSerapheim Dimitropoulos if (ckpoint_vd->vdev_ops == &vdev_indirect_ops) { 426486714001SSerapheim Dimitropoulos /* 426586714001SSerapheim Dimitropoulos * Since we don't allow device removal in a pool 426686714001SSerapheim Dimitropoulos * that has a checkpoint, we expect that all removed 426786714001SSerapheim Dimitropoulos * vdevs were removed from the pool before the 426886714001SSerapheim Dimitropoulos * checkpoint. 426986714001SSerapheim Dimitropoulos */ 427086714001SSerapheim Dimitropoulos ASSERT3P(current_vd->vdev_ops, ==, &vdev_indirect_ops); 427186714001SSerapheim Dimitropoulos continue; 427286714001SSerapheim Dimitropoulos } 427386714001SSerapheim Dimitropoulos 427486714001SSerapheim Dimitropoulos /* 427586714001SSerapheim Dimitropoulos * If the checkpoint space map doesn't exist, then nothing 427686714001SSerapheim Dimitropoulos * here is checkpointed so there's nothing to verify. 427786714001SSerapheim Dimitropoulos */ 427886714001SSerapheim Dimitropoulos if (current_vd->vdev_top_zap == 0 || 427986714001SSerapheim Dimitropoulos zap_contains(spa_meta_objset(current), 428086714001SSerapheim Dimitropoulos current_vd->vdev_top_zap, 428186714001SSerapheim Dimitropoulos VDEV_TOP_ZAP_POOL_CHECKPOINT_SM) != 0) 428286714001SSerapheim Dimitropoulos continue; 428386714001SSerapheim Dimitropoulos 428486714001SSerapheim Dimitropoulos VERIFY0(zap_lookup(spa_meta_objset(current), 428586714001SSerapheim Dimitropoulos current_vd->vdev_top_zap, VDEV_TOP_ZAP_POOL_CHECKPOINT_SM, 428686714001SSerapheim Dimitropoulos sizeof (uint64_t), 1, &checkpoint_sm_obj)); 428786714001SSerapheim Dimitropoulos 428886714001SSerapheim Dimitropoulos VERIFY0(space_map_open(&checkpoint_sm, spa_meta_objset(current), 428986714001SSerapheim Dimitropoulos checkpoint_sm_obj, 0, current_vd->vdev_asize, 429086714001SSerapheim Dimitropoulos current_vd->vdev_ashift)); 429186714001SSerapheim Dimitropoulos space_map_update(checkpoint_sm); 429286714001SSerapheim Dimitropoulos 429386714001SSerapheim Dimitropoulos verify_checkpoint_sm_entry_cb_arg_t vcsec; 429486714001SSerapheim Dimitropoulos vcsec.vcsec_vd = ckpoint_vd; 429586714001SSerapheim Dimitropoulos vcsec.vcsec_entryid = 0; 429686714001SSerapheim Dimitropoulos vcsec.vcsec_num_entries = 429786714001SSerapheim Dimitropoulos space_map_length(checkpoint_sm) / sizeof (uint64_t); 429886714001SSerapheim Dimitropoulos VERIFY0(space_map_iterate(checkpoint_sm, 429986714001SSerapheim Dimitropoulos verify_checkpoint_sm_entry_cb, &vcsec)); 430086714001SSerapheim Dimitropoulos dump_spacemap(current->spa_meta_objset, checkpoint_sm); 430186714001SSerapheim Dimitropoulos space_map_close(checkpoint_sm); 430286714001SSerapheim Dimitropoulos } 430386714001SSerapheim Dimitropoulos 430486714001SSerapheim Dimitropoulos /* 430586714001SSerapheim Dimitropoulos * If we've added vdevs since we took the checkpoint, ensure 430686714001SSerapheim Dimitropoulos * that their checkpoint space maps are empty. 430786714001SSerapheim Dimitropoulos */ 430886714001SSerapheim Dimitropoulos if (ckpoint_rvd->vdev_children < current_rvd->vdev_children) { 430986714001SSerapheim Dimitropoulos for (uint64_t c = ckpoint_rvd->vdev_children; 431086714001SSerapheim Dimitropoulos c < current_rvd->vdev_children; c++) { 431186714001SSerapheim Dimitropoulos vdev_t *current_vd = current_rvd->vdev_child[c]; 431286714001SSerapheim Dimitropoulos ASSERT3P(current_vd->vdev_checkpoint_sm, ==, NULL); 431386714001SSerapheim Dimitropoulos } 431486714001SSerapheim Dimitropoulos } 431586714001SSerapheim Dimitropoulos 431686714001SSerapheim Dimitropoulos /* for cleaner progress output */ 431786714001SSerapheim Dimitropoulos (void) fprintf(stderr, "\n"); 431886714001SSerapheim Dimitropoulos } 431986714001SSerapheim Dimitropoulos 432086714001SSerapheim Dimitropoulos /* 432186714001SSerapheim Dimitropoulos * Verifies that all space that's allocated in the checkpoint is 432286714001SSerapheim Dimitropoulos * still allocated in the current version, by checking that everything 432386714001SSerapheim Dimitropoulos * in checkpoint's ms_allocatable (which is actually allocated, not 432486714001SSerapheim Dimitropoulos * allocatable/free) is not present in current's ms_allocatable. 432586714001SSerapheim Dimitropoulos * 432686714001SSerapheim Dimitropoulos * Note that the function changes the state of the ms_allocatable 432786714001SSerapheim Dimitropoulos * trees of both spas when called. The entries of all ms_allocatable 432886714001SSerapheim Dimitropoulos * trees are cleared out and then repopulated from their respective 432986714001SSerapheim Dimitropoulos * ms_sm space maps. In the checkpointed state we load the allocated 433086714001SSerapheim Dimitropoulos * entries, and in the current state we load the free entries. 433186714001SSerapheim Dimitropoulos */ 433286714001SSerapheim Dimitropoulos static void 433386714001SSerapheim Dimitropoulos verify_checkpoint_ms_spacemaps(spa_t *checkpoint, spa_t *current) 433486714001SSerapheim Dimitropoulos { 433586714001SSerapheim Dimitropoulos vdev_t *ckpoint_rvd = checkpoint->spa_root_vdev; 433686714001SSerapheim Dimitropoulos vdev_t *current_rvd = current->spa_root_vdev; 433786714001SSerapheim Dimitropoulos 433886714001SSerapheim Dimitropoulos load_concrete_ms_allocatable_trees(checkpoint, SM_ALLOC); 433986714001SSerapheim Dimitropoulos load_concrete_ms_allocatable_trees(current, SM_FREE); 434086714001SSerapheim Dimitropoulos 434186714001SSerapheim Dimitropoulos for (uint64_t i = 0; i < ckpoint_rvd->vdev_children; i++) { 434286714001SSerapheim Dimitropoulos vdev_t *ckpoint_vd = ckpoint_rvd->vdev_child[i]; 434386714001SSerapheim Dimitropoulos vdev_t *current_vd = current_rvd->vdev_child[i]; 434486714001SSerapheim Dimitropoulos 434586714001SSerapheim Dimitropoulos if (ckpoint_vd->vdev_ops == &vdev_indirect_ops) { 434686714001SSerapheim Dimitropoulos /* 434786714001SSerapheim Dimitropoulos * See comment in verify_checkpoint_vdev_spacemaps() 434886714001SSerapheim Dimitropoulos */ 434986714001SSerapheim Dimitropoulos ASSERT3P(current_vd->vdev_ops, ==, &vdev_indirect_ops); 435086714001SSerapheim Dimitropoulos continue; 435186714001SSerapheim Dimitropoulos } 435286714001SSerapheim Dimitropoulos 435386714001SSerapheim Dimitropoulos for (uint64_t m = 0; m < ckpoint_vd->vdev_ms_count; m++) { 435486714001SSerapheim Dimitropoulos metaslab_t *ckpoint_msp = ckpoint_vd->vdev_ms[m]; 435586714001SSerapheim Dimitropoulos metaslab_t *current_msp = current_vd->vdev_ms[m]; 435686714001SSerapheim Dimitropoulos 435786714001SSerapheim Dimitropoulos (void) fprintf(stderr, 435886714001SSerapheim Dimitropoulos "\rverifying vdev %llu of %llu, " 435986714001SSerapheim Dimitropoulos "metaslab %llu of %llu ...", 436086714001SSerapheim Dimitropoulos (longlong_t)current_vd->vdev_id, 436186714001SSerapheim Dimitropoulos (longlong_t)current_rvd->vdev_children, 436286714001SSerapheim Dimitropoulos (longlong_t)current_vd->vdev_ms[m]->ms_id, 436386714001SSerapheim Dimitropoulos (longlong_t)current_vd->vdev_ms_count); 436486714001SSerapheim Dimitropoulos 436586714001SSerapheim Dimitropoulos /* 436686714001SSerapheim Dimitropoulos * We walk through the ms_allocatable trees that 436786714001SSerapheim Dimitropoulos * are loaded with the allocated blocks from the 436886714001SSerapheim Dimitropoulos * ms_sm spacemaps of the checkpoint. For each 436986714001SSerapheim Dimitropoulos * one of these ranges we ensure that none of them 437086714001SSerapheim Dimitropoulos * exists in the ms_allocatable trees of the 437186714001SSerapheim Dimitropoulos * current state which are loaded with the ranges 437286714001SSerapheim Dimitropoulos * that are currently free. 437386714001SSerapheim Dimitropoulos * 437486714001SSerapheim Dimitropoulos * This way we ensure that none of the blocks that 437586714001SSerapheim Dimitropoulos * are part of the checkpoint were freed by mistake. 437686714001SSerapheim Dimitropoulos */ 437786714001SSerapheim Dimitropoulos range_tree_walk(ckpoint_msp->ms_allocatable, 437886714001SSerapheim Dimitropoulos (range_tree_func_t *)range_tree_verify, 437986714001SSerapheim Dimitropoulos current_msp->ms_allocatable); 438086714001SSerapheim Dimitropoulos } 438186714001SSerapheim Dimitropoulos } 438286714001SSerapheim Dimitropoulos 438386714001SSerapheim Dimitropoulos /* for cleaner progress output */ 438486714001SSerapheim Dimitropoulos (void) fprintf(stderr, "\n"); 438586714001SSerapheim Dimitropoulos } 438686714001SSerapheim Dimitropoulos 438786714001SSerapheim Dimitropoulos static void 438886714001SSerapheim Dimitropoulos verify_checkpoint_blocks(spa_t *spa) 438986714001SSerapheim Dimitropoulos { 439086714001SSerapheim Dimitropoulos spa_t *checkpoint_spa; 439186714001SSerapheim Dimitropoulos char *checkpoint_pool; 439286714001SSerapheim Dimitropoulos nvlist_t *config = NULL; 439386714001SSerapheim Dimitropoulos int error = 0; 439486714001SSerapheim Dimitropoulos 439586714001SSerapheim Dimitropoulos /* 439686714001SSerapheim Dimitropoulos * We import the checkpointed state of the pool (under a different 439786714001SSerapheim Dimitropoulos * name) so we can do verification on it against the current state 439886714001SSerapheim Dimitropoulos * of the pool. 439986714001SSerapheim Dimitropoulos */ 440086714001SSerapheim Dimitropoulos checkpoint_pool = import_checkpointed_state(spa->spa_name, config, 440186714001SSerapheim Dimitropoulos NULL); 440286714001SSerapheim Dimitropoulos ASSERT(strcmp(spa->spa_name, checkpoint_pool) != 0); 440386714001SSerapheim Dimitropoulos 440486714001SSerapheim Dimitropoulos error = spa_open(checkpoint_pool, &checkpoint_spa, FTAG); 440586714001SSerapheim Dimitropoulos if (error != 0) { 440686714001SSerapheim Dimitropoulos fatal("Tried to open pool \"%s\" but spa_open() failed with " 440786714001SSerapheim Dimitropoulos "error %d\n", checkpoint_pool, error); 440886714001SSerapheim Dimitropoulos } 440986714001SSerapheim Dimitropoulos 441086714001SSerapheim Dimitropoulos /* 441186714001SSerapheim Dimitropoulos * Ensure that ranges in the checkpoint space maps of each vdev 441286714001SSerapheim Dimitropoulos * are allocated according to the checkpointed state's metaslab 441386714001SSerapheim Dimitropoulos * space maps. 441486714001SSerapheim Dimitropoulos */ 441586714001SSerapheim Dimitropoulos verify_checkpoint_vdev_spacemaps(checkpoint_spa, spa); 441686714001SSerapheim Dimitropoulos 441786714001SSerapheim Dimitropoulos /* 441886714001SSerapheim Dimitropoulos * Ensure that allocated ranges in the checkpoint's metaslab 441986714001SSerapheim Dimitropoulos * space maps remain allocated in the metaslab space maps of 442086714001SSerapheim Dimitropoulos * the current state. 442186714001SSerapheim Dimitropoulos */ 442286714001SSerapheim Dimitropoulos verify_checkpoint_ms_spacemaps(checkpoint_spa, spa); 442386714001SSerapheim Dimitropoulos 442486714001SSerapheim Dimitropoulos /* 442586714001SSerapheim Dimitropoulos * Once we are done, we get rid of the checkpointed state. 442686714001SSerapheim Dimitropoulos */ 442786714001SSerapheim Dimitropoulos spa_close(checkpoint_spa, FTAG); 442886714001SSerapheim Dimitropoulos free(checkpoint_pool); 442986714001SSerapheim Dimitropoulos } 443086714001SSerapheim Dimitropoulos 443186714001SSerapheim Dimitropoulos static void 443286714001SSerapheim Dimitropoulos dump_leftover_checkpoint_blocks(spa_t *spa) 443386714001SSerapheim Dimitropoulos { 443486714001SSerapheim Dimitropoulos vdev_t *rvd = spa->spa_root_vdev; 443586714001SSerapheim Dimitropoulos 443686714001SSerapheim Dimitropoulos for (uint64_t i = 0; i < rvd->vdev_children; i++) { 443786714001SSerapheim Dimitropoulos vdev_t *vd = rvd->vdev_child[i]; 443886714001SSerapheim Dimitropoulos 443986714001SSerapheim Dimitropoulos space_map_t *checkpoint_sm = NULL; 444086714001SSerapheim Dimitropoulos uint64_t checkpoint_sm_obj; 444186714001SSerapheim Dimitropoulos 444286714001SSerapheim Dimitropoulos if (vd->vdev_top_zap == 0) 444386714001SSerapheim Dimitropoulos continue; 444486714001SSerapheim Dimitropoulos 444586714001SSerapheim Dimitropoulos if (zap_contains(spa_meta_objset(spa), vd->vdev_top_zap, 444686714001SSerapheim Dimitropoulos VDEV_TOP_ZAP_POOL_CHECKPOINT_SM) != 0) 444786714001SSerapheim Dimitropoulos continue; 444886714001SSerapheim Dimitropoulos 444986714001SSerapheim Dimitropoulos VERIFY0(zap_lookup(spa_meta_objset(spa), vd->vdev_top_zap, 445086714001SSerapheim Dimitropoulos VDEV_TOP_ZAP_POOL_CHECKPOINT_SM, 445186714001SSerapheim Dimitropoulos sizeof (uint64_t), 1, &checkpoint_sm_obj)); 445286714001SSerapheim Dimitropoulos 445386714001SSerapheim Dimitropoulos VERIFY0(space_map_open(&checkpoint_sm, spa_meta_objset(spa), 445486714001SSerapheim Dimitropoulos checkpoint_sm_obj, 0, vd->vdev_asize, vd->vdev_ashift)); 445586714001SSerapheim Dimitropoulos space_map_update(checkpoint_sm); 445686714001SSerapheim Dimitropoulos dump_spacemap(spa->spa_meta_objset, checkpoint_sm); 445786714001SSerapheim Dimitropoulos space_map_close(checkpoint_sm); 445886714001SSerapheim Dimitropoulos } 445986714001SSerapheim Dimitropoulos } 446086714001SSerapheim Dimitropoulos 446186714001SSerapheim Dimitropoulos static int 446286714001SSerapheim Dimitropoulos verify_checkpoint(spa_t *spa) 446386714001SSerapheim Dimitropoulos { 446486714001SSerapheim Dimitropoulos uberblock_t checkpoint; 446586714001SSerapheim Dimitropoulos int error; 446686714001SSerapheim Dimitropoulos 446786714001SSerapheim Dimitropoulos if (!spa_feature_is_active(spa, SPA_FEATURE_POOL_CHECKPOINT)) 446886714001SSerapheim Dimitropoulos return (0); 446986714001SSerapheim Dimitropoulos 447086714001SSerapheim Dimitropoulos error = zap_lookup(spa->spa_meta_objset, DMU_POOL_DIRECTORY_OBJECT, 447186714001SSerapheim Dimitropoulos DMU_POOL_ZPOOL_CHECKPOINT, sizeof (uint64_t), 447286714001SSerapheim Dimitropoulos sizeof (uberblock_t) / sizeof (uint64_t), &checkpoint); 447386714001SSerapheim Dimitropoulos 447417f11284SSerapheim Dimitropoulos if (error == ENOENT && !dump_opt['L']) { 447586714001SSerapheim Dimitropoulos /* 447686714001SSerapheim Dimitropoulos * If the feature is active but the uberblock is missing 447786714001SSerapheim Dimitropoulos * then we must be in the middle of discarding the 447886714001SSerapheim Dimitropoulos * checkpoint. 447986714001SSerapheim Dimitropoulos */ 448086714001SSerapheim Dimitropoulos (void) printf("\nPartially discarded checkpoint " 448186714001SSerapheim Dimitropoulos "state found:\n"); 448286714001SSerapheim Dimitropoulos dump_leftover_checkpoint_blocks(spa); 448386714001SSerapheim Dimitropoulos return (0); 448486714001SSerapheim Dimitropoulos } else if (error != 0) { 448586714001SSerapheim Dimitropoulos (void) printf("lookup error %d when looking for " 448686714001SSerapheim Dimitropoulos "checkpointed uberblock in MOS\n", error); 448786714001SSerapheim Dimitropoulos return (error); 448886714001SSerapheim Dimitropoulos } 448986714001SSerapheim Dimitropoulos dump_uberblock(&checkpoint, "\nCheckpointed uberblock found:\n", "\n"); 449086714001SSerapheim Dimitropoulos 449186714001SSerapheim Dimitropoulos if (checkpoint.ub_checkpoint_txg == 0) { 449286714001SSerapheim Dimitropoulos (void) printf("\nub_checkpoint_txg not set in checkpointed " 449386714001SSerapheim Dimitropoulos "uberblock\n"); 449486714001SSerapheim Dimitropoulos error = 3; 449586714001SSerapheim Dimitropoulos } 449686714001SSerapheim Dimitropoulos 449717f11284SSerapheim Dimitropoulos if (error == 0 && !dump_opt['L']) 449886714001SSerapheim Dimitropoulos verify_checkpoint_blocks(spa); 449986714001SSerapheim Dimitropoulos 450086714001SSerapheim Dimitropoulos return (error); 450186714001SSerapheim Dimitropoulos } 450286714001SSerapheim Dimitropoulos 4503*17fb938fSMatthew Ahrens /* ARGSUSED */ 4504*17fb938fSMatthew Ahrens static void 4505*17fb938fSMatthew Ahrens mos_leaks_cb(void *arg, uint64_t start, uint64_t size) 4506*17fb938fSMatthew Ahrens { 4507*17fb938fSMatthew Ahrens for (uint64_t i = start; i < size; i++) { 4508*17fb938fSMatthew Ahrens (void) printf("MOS object %llu referenced but not allocated\n", 4509*17fb938fSMatthew Ahrens (u_longlong_t)i); 4510*17fb938fSMatthew Ahrens } 4511*17fb938fSMatthew Ahrens } 4512*17fb938fSMatthew Ahrens 4513*17fb938fSMatthew Ahrens static range_tree_t *mos_refd_objs; 4514*17fb938fSMatthew Ahrens 4515*17fb938fSMatthew Ahrens static void 4516*17fb938fSMatthew Ahrens mos_obj_refd(uint64_t obj) 4517*17fb938fSMatthew Ahrens { 4518*17fb938fSMatthew Ahrens if (obj != 0 && mos_refd_objs != NULL) 4519*17fb938fSMatthew Ahrens range_tree_add(mos_refd_objs, obj, 1); 4520*17fb938fSMatthew Ahrens } 4521*17fb938fSMatthew Ahrens 4522*17fb938fSMatthew Ahrens static void 4523*17fb938fSMatthew Ahrens mos_leak_vdev(vdev_t *vd) 4524*17fb938fSMatthew Ahrens { 4525*17fb938fSMatthew Ahrens mos_obj_refd(vd->vdev_dtl_object); 4526*17fb938fSMatthew Ahrens mos_obj_refd(vd->vdev_ms_array); 4527*17fb938fSMatthew Ahrens mos_obj_refd(vd->vdev_top_zap); 4528*17fb938fSMatthew Ahrens mos_obj_refd(vd->vdev_indirect_config.vic_births_object); 4529*17fb938fSMatthew Ahrens mos_obj_refd(vd->vdev_indirect_config.vic_mapping_object); 4530*17fb938fSMatthew Ahrens mos_obj_refd(vd->vdev_leaf_zap); 4531*17fb938fSMatthew Ahrens if (vd->vdev_checkpoint_sm != NULL) 4532*17fb938fSMatthew Ahrens mos_obj_refd(vd->vdev_checkpoint_sm->sm_object); 4533*17fb938fSMatthew Ahrens if (vd->vdev_indirect_mapping != NULL) { 4534*17fb938fSMatthew Ahrens mos_obj_refd(vd->vdev_indirect_mapping-> 4535*17fb938fSMatthew Ahrens vim_phys->vimp_counts_object); 4536*17fb938fSMatthew Ahrens } 4537*17fb938fSMatthew Ahrens if (vd->vdev_obsolete_sm != NULL) 4538*17fb938fSMatthew Ahrens mos_obj_refd(vd->vdev_obsolete_sm->sm_object); 4539*17fb938fSMatthew Ahrens 4540*17fb938fSMatthew Ahrens for (uint64_t m = 0; m < vd->vdev_ms_count; m++) { 4541*17fb938fSMatthew Ahrens metaslab_t *ms = vd->vdev_ms[m]; 4542*17fb938fSMatthew Ahrens mos_obj_refd(space_map_object(ms->ms_sm)); 4543*17fb938fSMatthew Ahrens } 4544*17fb938fSMatthew Ahrens 4545*17fb938fSMatthew Ahrens for (uint64_t c = 0; c < vd->vdev_children; c++) { 4546*17fb938fSMatthew Ahrens mos_leak_vdev(vd->vdev_child[c]); 4547*17fb938fSMatthew Ahrens } 4548*17fb938fSMatthew Ahrens } 4549*17fb938fSMatthew Ahrens 4550*17fb938fSMatthew Ahrens static int 4551*17fb938fSMatthew Ahrens dump_mos_leaks(spa_t *spa) 4552*17fb938fSMatthew Ahrens { 4553*17fb938fSMatthew Ahrens int rv = 0; 4554*17fb938fSMatthew Ahrens objset_t *mos = spa->spa_meta_objset; 4555*17fb938fSMatthew Ahrens dsl_pool_t *dp = spa->spa_dsl_pool; 4556*17fb938fSMatthew Ahrens 4557*17fb938fSMatthew Ahrens /* Visit and mark all referenced objects in the MOS */ 4558*17fb938fSMatthew Ahrens 4559*17fb938fSMatthew Ahrens mos_obj_refd(DMU_POOL_DIRECTORY_OBJECT); 4560*17fb938fSMatthew Ahrens mos_obj_refd(spa->spa_pool_props_object); 4561*17fb938fSMatthew Ahrens mos_obj_refd(spa->spa_config_object); 4562*17fb938fSMatthew Ahrens mos_obj_refd(spa->spa_ddt_stat_object); 4563*17fb938fSMatthew Ahrens mos_obj_refd(spa->spa_feat_desc_obj); 4564*17fb938fSMatthew Ahrens mos_obj_refd(spa->spa_feat_enabled_txg_obj); 4565*17fb938fSMatthew Ahrens mos_obj_refd(spa->spa_feat_for_read_obj); 4566*17fb938fSMatthew Ahrens mos_obj_refd(spa->spa_feat_for_write_obj); 4567*17fb938fSMatthew Ahrens mos_obj_refd(spa->spa_history); 4568*17fb938fSMatthew Ahrens mos_obj_refd(spa->spa_errlog_last); 4569*17fb938fSMatthew Ahrens mos_obj_refd(spa->spa_errlog_scrub); 4570*17fb938fSMatthew Ahrens mos_obj_refd(spa->spa_all_vdev_zaps); 4571*17fb938fSMatthew Ahrens mos_obj_refd(spa->spa_dsl_pool->dp_bptree_obj); 4572*17fb938fSMatthew Ahrens mos_obj_refd(spa->spa_dsl_pool->dp_tmp_userrefs_obj); 4573*17fb938fSMatthew Ahrens mos_obj_refd(spa->spa_dsl_pool->dp_scan->scn_phys.scn_queue_obj); 4574*17fb938fSMatthew Ahrens bpobj_count_refd(&spa->spa_deferred_bpobj); 4575*17fb938fSMatthew Ahrens mos_obj_refd(dp->dp_empty_bpobj); 4576*17fb938fSMatthew Ahrens bpobj_count_refd(&dp->dp_obsolete_bpobj); 4577*17fb938fSMatthew Ahrens bpobj_count_refd(&dp->dp_free_bpobj); 4578*17fb938fSMatthew Ahrens mos_obj_refd(spa->spa_l2cache.sav_object); 4579*17fb938fSMatthew Ahrens mos_obj_refd(spa->spa_spares.sav_object); 4580*17fb938fSMatthew Ahrens 4581*17fb938fSMatthew Ahrens mos_obj_refd(spa->spa_condensing_indirect_phys. 4582*17fb938fSMatthew Ahrens scip_next_mapping_object); 4583*17fb938fSMatthew Ahrens mos_obj_refd(spa->spa_condensing_indirect_phys. 4584*17fb938fSMatthew Ahrens scip_prev_obsolete_sm_object); 4585*17fb938fSMatthew Ahrens if (spa->spa_condensing_indirect_phys.scip_next_mapping_object != 0) { 4586*17fb938fSMatthew Ahrens vdev_indirect_mapping_t *vim = 4587*17fb938fSMatthew Ahrens vdev_indirect_mapping_open(mos, 4588*17fb938fSMatthew Ahrens spa->spa_condensing_indirect_phys.scip_next_mapping_object); 4589*17fb938fSMatthew Ahrens mos_obj_refd(vim->vim_phys->vimp_counts_object); 4590*17fb938fSMatthew Ahrens vdev_indirect_mapping_close(vim); 4591*17fb938fSMatthew Ahrens } 4592*17fb938fSMatthew Ahrens 4593*17fb938fSMatthew Ahrens if (dp->dp_origin_snap != NULL) { 4594*17fb938fSMatthew Ahrens dsl_dataset_t *ds; 4595*17fb938fSMatthew Ahrens 4596*17fb938fSMatthew Ahrens dsl_pool_config_enter(dp, FTAG); 4597*17fb938fSMatthew Ahrens VERIFY0(dsl_dataset_hold_obj(dp, 4598*17fb938fSMatthew Ahrens dsl_dataset_phys(dp->dp_origin_snap)->ds_next_snap_obj, 4599*17fb938fSMatthew Ahrens FTAG, &ds)); 4600*17fb938fSMatthew Ahrens count_ds_mos_objects(ds); 4601*17fb938fSMatthew Ahrens dump_deadlist(&ds->ds_deadlist); 4602*17fb938fSMatthew Ahrens dsl_dataset_rele(ds, FTAG); 4603*17fb938fSMatthew Ahrens dsl_pool_config_exit(dp, FTAG); 4604*17fb938fSMatthew Ahrens 4605*17fb938fSMatthew Ahrens count_ds_mos_objects(dp->dp_origin_snap); 4606*17fb938fSMatthew Ahrens dump_deadlist(&dp->dp_origin_snap->ds_deadlist); 4607*17fb938fSMatthew Ahrens } 4608*17fb938fSMatthew Ahrens count_dir_mos_objects(dp->dp_mos_dir); 4609*17fb938fSMatthew Ahrens if (dp->dp_free_dir != NULL) 4610*17fb938fSMatthew Ahrens count_dir_mos_objects(dp->dp_free_dir); 4611*17fb938fSMatthew Ahrens if (dp->dp_leak_dir != NULL) 4612*17fb938fSMatthew Ahrens count_dir_mos_objects(dp->dp_leak_dir); 4613*17fb938fSMatthew Ahrens 4614*17fb938fSMatthew Ahrens mos_leak_vdev(spa->spa_root_vdev); 4615*17fb938fSMatthew Ahrens 4616*17fb938fSMatthew Ahrens for (uint64_t class = 0; class < DDT_CLASSES; class++) { 4617*17fb938fSMatthew Ahrens for (uint64_t type = 0; type < DDT_TYPES; type++) { 4618*17fb938fSMatthew Ahrens for (uint64_t cksum = 0; 4619*17fb938fSMatthew Ahrens cksum < ZIO_CHECKSUM_FUNCTIONS; cksum++) { 4620*17fb938fSMatthew Ahrens ddt_t *ddt = spa->spa_ddt[cksum]; 4621*17fb938fSMatthew Ahrens mos_obj_refd(ddt->ddt_object[type][class]); 4622*17fb938fSMatthew Ahrens } 4623*17fb938fSMatthew Ahrens } 4624*17fb938fSMatthew Ahrens } 4625*17fb938fSMatthew Ahrens 4626*17fb938fSMatthew Ahrens /* 4627*17fb938fSMatthew Ahrens * Visit all allocated objects and make sure they are referenced. 4628*17fb938fSMatthew Ahrens */ 4629*17fb938fSMatthew Ahrens uint64_t object = 0; 4630*17fb938fSMatthew Ahrens while (dmu_object_next(mos, &object, B_FALSE, 0) == 0) { 4631*17fb938fSMatthew Ahrens if (range_tree_contains(mos_refd_objs, object, 1)) { 4632*17fb938fSMatthew Ahrens range_tree_remove(mos_refd_objs, object, 1); 4633*17fb938fSMatthew Ahrens } else { 4634*17fb938fSMatthew Ahrens dmu_object_info_t doi; 4635*17fb938fSMatthew Ahrens const char *name; 4636*17fb938fSMatthew Ahrens dmu_object_info(mos, object, &doi); 4637*17fb938fSMatthew Ahrens if (doi.doi_type & DMU_OT_NEWTYPE) { 4638*17fb938fSMatthew Ahrens dmu_object_byteswap_t bswap = 4639*17fb938fSMatthew Ahrens DMU_OT_BYTESWAP(doi.doi_type); 4640*17fb938fSMatthew Ahrens name = dmu_ot_byteswap[bswap].ob_name; 4641*17fb938fSMatthew Ahrens } else { 4642*17fb938fSMatthew Ahrens name = dmu_ot[doi.doi_type].ot_name; 4643*17fb938fSMatthew Ahrens } 4644*17fb938fSMatthew Ahrens 4645*17fb938fSMatthew Ahrens (void) printf("MOS object %llu (%s) leaked\n", 4646*17fb938fSMatthew Ahrens (u_longlong_t)object, name); 4647*17fb938fSMatthew Ahrens rv = 2; 4648*17fb938fSMatthew Ahrens } 4649*17fb938fSMatthew Ahrens } 4650*17fb938fSMatthew Ahrens (void) range_tree_walk(mos_refd_objs, mos_leaks_cb, NULL); 4651*17fb938fSMatthew Ahrens if (!range_tree_is_empty(mos_refd_objs)) 4652*17fb938fSMatthew Ahrens rv = 2; 4653*17fb938fSMatthew Ahrens range_tree_vacate(mos_refd_objs, NULL, NULL); 4654*17fb938fSMatthew Ahrens range_tree_destroy(mos_refd_objs); 4655*17fb938fSMatthew Ahrens return (rv); 4656*17fb938fSMatthew Ahrens } 4657*17fb938fSMatthew Ahrens 4658fa9e4066Sahrens static void 4659fa9e4066Sahrens dump_zpool(spa_t *spa) 4660fa9e4066Sahrens { 4661fa9e4066Sahrens dsl_pool_t *dp = spa_get_dsl(spa); 4662fa9e4066Sahrens int rc = 0; 4663fa9e4066Sahrens 4664b24ab676SJeff Bonwick if (dump_opt['S']) { 4665b24ab676SJeff Bonwick dump_simulated_ddt(spa); 4666b24ab676SJeff Bonwick return; 4667b24ab676SJeff Bonwick } 4668b24ab676SJeff Bonwick 466907428bdfSVictor Latushkin if (!dump_opt['e'] && dump_opt['C'] > 1) { 467007428bdfSVictor Latushkin (void) printf("\nCached configuration:\n"); 467107428bdfSVictor Latushkin dump_nvlist(spa->spa_config, 8); 467207428bdfSVictor Latushkin } 467307428bdfSVictor Latushkin 467407428bdfSVictor Latushkin if (dump_opt['C']) 467507428bdfSVictor Latushkin dump_config(spa); 467607428bdfSVictor Latushkin 4677fa9e4066Sahrens if (dump_opt['u']) 467853b9a4a9SVictor Latushkin dump_uberblock(&spa->spa_uberblock, "\nUberblock:\n", "\n"); 4679fa9e4066Sahrens 4680b24ab676SJeff Bonwick if (dump_opt['D']) 4681b24ab676SJeff Bonwick dump_all_ddts(spa); 4682b24ab676SJeff Bonwick 468387219db7SVictor Latushkin if (dump_opt['d'] > 2 || dump_opt['m']) 468487219db7SVictor Latushkin dump_metaslabs(spa); 46852e4c9986SGeorge Wilson if (dump_opt['M']) 46862e4c9986SGeorge Wilson dump_metaslab_groups(spa); 468787219db7SVictor Latushkin 468887219db7SVictor Latushkin if (dump_opt['d'] || dump_opt['i']) { 4689*17fb938fSMatthew Ahrens mos_refd_objs = range_tree_create(NULL, NULL); 4690fa9e4066Sahrens dump_dir(dp->dp_meta_objset); 4691*17fb938fSMatthew Ahrens 4692fa9e4066Sahrens if (dump_opt['d'] >= 3) { 46935cabbc6bSPrashanth Sreenivasa dsl_pool_t *dp = spa->spa_dsl_pool; 4694732885fcSMatthew Ahrens dump_full_bpobj(&spa->spa_deferred_bpobj, 4695d0475637SMatthew Ahrens "Deferred frees", 0); 4696cde58dbcSMatthew Ahrens if (spa_version(spa) >= SPA_VERSION_DEADLISTS) { 46975cabbc6bSPrashanth Sreenivasa dump_full_bpobj(&dp->dp_free_bpobj, 4698d0475637SMatthew Ahrens "Pool snapshot frees", 0); 4699ad135b5dSChristopher Siden } 47005cabbc6bSPrashanth Sreenivasa if (bpobj_is_open(&dp->dp_obsolete_bpobj)) { 47015cabbc6bSPrashanth Sreenivasa ASSERT(spa_feature_is_enabled(spa, 47025cabbc6bSPrashanth Sreenivasa SPA_FEATURE_DEVICE_REMOVAL)); 47035cabbc6bSPrashanth Sreenivasa dump_full_bpobj(&dp->dp_obsolete_bpobj, 47045cabbc6bSPrashanth Sreenivasa "Pool obsolete blocks", 0); 47055cabbc6bSPrashanth Sreenivasa } 4706ad135b5dSChristopher Siden 4707ad135b5dSChristopher Siden if (spa_feature_is_active(spa, 47082acef22dSMatthew Ahrens SPA_FEATURE_ASYNC_DESTROY)) { 4709ad135b5dSChristopher Siden dump_bptree(spa->spa_meta_objset, 47105cabbc6bSPrashanth Sreenivasa dp->dp_bptree_obj, 4711ad135b5dSChristopher Siden "Pool dataset frees"); 4712cde58dbcSMatthew Ahrens } 4713fa9e4066Sahrens dump_dtl(spa->spa_root_vdev, 0); 4714fa9e4066Sahrens } 471507428bdfSVictor Latushkin (void) dmu_objset_find(spa_name(spa), dump_one_dir, 471607428bdfSVictor Latushkin NULL, DS_FIND_SNAPSHOTS | DS_FIND_CHILDREN); 4717b5152584SMatthew Ahrens 4718*17fb938fSMatthew Ahrens if (rc == 0 && !dump_opt['L']) 4719*17fb938fSMatthew Ahrens rc = dump_mos_leaks(spa); 4720*17fb938fSMatthew Ahrens 4721ca0cc391SMatthew Ahrens for (spa_feature_t f = 0; f < SPA_FEATURES; f++) { 4722ca0cc391SMatthew Ahrens uint64_t refcount; 4723ca0cc391SMatthew Ahrens 4724ca0cc391SMatthew Ahrens if (!(spa_feature_table[f].fi_flags & 4725c5d1600cSMatthew Ahrens ZFEATURE_FLAG_PER_DATASET) || 4726c5d1600cSMatthew Ahrens !spa_feature_is_enabled(spa, f)) { 4727ca0cc391SMatthew Ahrens ASSERT0(dataset_feature_count[f]); 4728ca0cc391SMatthew Ahrens continue; 4729ca0cc391SMatthew Ahrens } 4730ca0cc391SMatthew Ahrens (void) feature_get_refcount(spa, 4731ca0cc391SMatthew Ahrens &spa_feature_table[f], &refcount); 4732ca0cc391SMatthew Ahrens if (dataset_feature_count[f] != refcount) { 4733ca0cc391SMatthew Ahrens (void) printf("%s feature refcount mismatch: " 4734ca0cc391SMatthew Ahrens "%lld datasets != %lld refcount\n", 4735ca0cc391SMatthew Ahrens spa_feature_table[f].fi_uname, 4736ca0cc391SMatthew Ahrens (longlong_t)dataset_feature_count[f], 4737ca0cc391SMatthew Ahrens (longlong_t)refcount); 4738ca0cc391SMatthew Ahrens rc = 2; 4739ca0cc391SMatthew Ahrens } else { 4740ca0cc391SMatthew Ahrens (void) printf("Verified %s feature refcount " 4741ca0cc391SMatthew Ahrens "of %llu is correct\n", 4742ca0cc391SMatthew Ahrens spa_feature_table[f].fi_uname, 4743ca0cc391SMatthew Ahrens (longlong_t)refcount); 4744ca0cc391SMatthew Ahrens } 4745b5152584SMatthew Ahrens } 47465cabbc6bSPrashanth Sreenivasa 47475cabbc6bSPrashanth Sreenivasa if (rc == 0) { 47485cabbc6bSPrashanth Sreenivasa rc = verify_device_removal_feature_counts(spa); 47495cabbc6bSPrashanth Sreenivasa } 4750fa9e4066Sahrens } 4751*17fb938fSMatthew Ahrens 4752b5152584SMatthew Ahrens if (rc == 0 && (dump_opt['b'] || dump_opt['c'])) 4753fa9e4066Sahrens rc = dump_block_stats(spa); 4754fa9e4066Sahrens 47550713e232SGeorge Wilson if (rc == 0) 47560713e232SGeorge Wilson rc = verify_spacemap_refcounts(spa); 47570713e232SGeorge Wilson 4758fa9e4066Sahrens if (dump_opt['s']) 4759fa9e4066Sahrens show_pool_stats(spa); 4760fa9e4066Sahrens 47618f18d1faSGeorge Wilson if (dump_opt['h']) 47628f18d1faSGeorge Wilson dump_history(spa); 47638f18d1faSGeorge Wilson 476417f11284SSerapheim Dimitropoulos if (rc == 0) 476586714001SSerapheim Dimitropoulos rc = verify_checkpoint(spa); 476686714001SSerapheim Dimitropoulos 476729bdd2f9SPavel Zakharov if (rc != 0) { 476829bdd2f9SPavel Zakharov dump_debug_buffer(); 4769fa9e4066Sahrens exit(rc); 477029bdd2f9SPavel Zakharov } 4771fa9e4066Sahrens } 4772fa9e4066Sahrens 477344cd46caSbillm #define ZDB_FLAG_CHECKSUM 0x0001 477444cd46caSbillm #define ZDB_FLAG_DECOMPRESS 0x0002 477544cd46caSbillm #define ZDB_FLAG_BSWAP 0x0004 477644cd46caSbillm #define ZDB_FLAG_GBH 0x0008 477744cd46caSbillm #define ZDB_FLAG_INDIRECT 0x0010 477844cd46caSbillm #define ZDB_FLAG_PHYS 0x0020 477944cd46caSbillm #define ZDB_FLAG_RAW 0x0040 478044cd46caSbillm #define ZDB_FLAG_PRINT_BLKPTR 0x0080 478144cd46caSbillm 47823f7978d0SAlan Somers static int flagbits[256]; 478344cd46caSbillm 478444cd46caSbillm static void 478544cd46caSbillm zdb_print_blkptr(blkptr_t *bp, int flags) 478644cd46caSbillm { 4787b24ab676SJeff Bonwick char blkbuf[BP_SPRINTF_LEN]; 478844cd46caSbillm 478944cd46caSbillm if (flags & ZDB_FLAG_BSWAP) 479044cd46caSbillm byteswap_uint64_array((void *)bp, sizeof (blkptr_t)); 4791b24ab676SJeff Bonwick 479243466aaeSMax Grossman snprintf_blkptr(blkbuf, sizeof (blkbuf), bp); 4793b24ab676SJeff Bonwick (void) printf("%s\n", blkbuf); 479444cd46caSbillm } 479544cd46caSbillm 479644cd46caSbillm static void 479744cd46caSbillm zdb_dump_indirect(blkptr_t *bp, int nbps, int flags) 479844cd46caSbillm { 479944cd46caSbillm int i; 480044cd46caSbillm 480144cd46caSbillm for (i = 0; i < nbps; i++) 480244cd46caSbillm zdb_print_blkptr(&bp[i], flags); 480344cd46caSbillm } 480444cd46caSbillm 480544cd46caSbillm static void 480644cd46caSbillm zdb_dump_gbh(void *buf, int flags) 480744cd46caSbillm { 480844cd46caSbillm zdb_dump_indirect((blkptr_t *)buf, SPA_GBH_NBLKPTRS, flags); 480944cd46caSbillm } 481044cd46caSbillm 481144cd46caSbillm static void 481244cd46caSbillm zdb_dump_block_raw(void *buf, uint64_t size, int flags) 481344cd46caSbillm { 481444cd46caSbillm if (flags & ZDB_FLAG_BSWAP) 481544cd46caSbillm byteswap_uint64_array(buf, size); 4816b24ab676SJeff Bonwick (void) write(1, buf, size); 481744cd46caSbillm } 481844cd46caSbillm 481944cd46caSbillm static void 482044cd46caSbillm zdb_dump_block(char *label, void *buf, uint64_t size, int flags) 482144cd46caSbillm { 482244cd46caSbillm uint64_t *d = (uint64_t *)buf; 48233f7978d0SAlan Somers unsigned nwords = size / sizeof (uint64_t); 482444cd46caSbillm int do_bswap = !!(flags & ZDB_FLAG_BSWAP); 48253f7978d0SAlan Somers unsigned i, j; 48263f7978d0SAlan Somers const char *hdr; 48273f7978d0SAlan Somers char *c; 482844cd46caSbillm 482944cd46caSbillm 483044cd46caSbillm if (do_bswap) 483144cd46caSbillm hdr = " 7 6 5 4 3 2 1 0 f e d c b a 9 8"; 483244cd46caSbillm else 483344cd46caSbillm hdr = " 0 1 2 3 4 5 6 7 8 9 a b c d e f"; 483444cd46caSbillm 483544cd46caSbillm (void) printf("\n%s\n%6s %s 0123456789abcdef\n", label, "", hdr); 483644cd46caSbillm 483744cd46caSbillm for (i = 0; i < nwords; i += 2) { 483844cd46caSbillm (void) printf("%06llx: %016llx %016llx ", 483944cd46caSbillm (u_longlong_t)(i * sizeof (uint64_t)), 484044cd46caSbillm (u_longlong_t)(do_bswap ? BSWAP_64(d[i]) : d[i]), 484144cd46caSbillm (u_longlong_t)(do_bswap ? BSWAP_64(d[i + 1]) : d[i + 1])); 484244cd46caSbillm 484344cd46caSbillm c = (char *)&d[i]; 484444cd46caSbillm for (j = 0; j < 2 * sizeof (uint64_t); j++) 484544cd46caSbillm (void) printf("%c", isprint(c[j]) ? c[j] : '.'); 484644cd46caSbillm (void) printf("\n"); 484744cd46caSbillm } 484844cd46caSbillm } 484944cd46caSbillm 485044cd46caSbillm /* 485144cd46caSbillm * There are two acceptable formats: 485244cd46caSbillm * leaf_name - For example: c1t0d0 or /tmp/ztest.0a 485344cd46caSbillm * child[.child]* - For example: 0.1.1 485444cd46caSbillm * 485544cd46caSbillm * The second form can be used to specify arbitrary vdevs anywhere 485644cd46caSbillm * in the heirarchy. For example, in a pool with a mirror of 485744cd46caSbillm * RAID-Zs, you can specify either RAID-Z vdev with 0.0 or 0.1 . 485844cd46caSbillm */ 485944cd46caSbillm static vdev_t * 48603f7978d0SAlan Somers zdb_vdev_lookup(vdev_t *vdev, const char *path) 486144cd46caSbillm { 486244cd46caSbillm char *s, *p, *q; 48633f7978d0SAlan Somers unsigned i; 486444cd46caSbillm 486544cd46caSbillm if (vdev == NULL) 486644cd46caSbillm return (NULL); 486744cd46caSbillm 486844cd46caSbillm /* First, assume the x.x.x.x format */ 48693f7978d0SAlan Somers i = strtoul(path, &s, 10); 487044cd46caSbillm if (s == path || (s && *s != '.' && *s != '\0')) 487144cd46caSbillm goto name; 48723f7978d0SAlan Somers if (i >= vdev->vdev_children) 487344cd46caSbillm return (NULL); 487444cd46caSbillm 487544cd46caSbillm vdev = vdev->vdev_child[i]; 487644cd46caSbillm if (*s == '\0') 487744cd46caSbillm return (vdev); 487844cd46caSbillm return (zdb_vdev_lookup(vdev, s+1)); 487944cd46caSbillm 488044cd46caSbillm name: 488144cd46caSbillm for (i = 0; i < vdev->vdev_children; i++) { 488244cd46caSbillm vdev_t *vc = vdev->vdev_child[i]; 488344cd46caSbillm 488444cd46caSbillm if (vc->vdev_path == NULL) { 488544cd46caSbillm vc = zdb_vdev_lookup(vc, path); 488644cd46caSbillm if (vc == NULL) 488744cd46caSbillm continue; 488844cd46caSbillm else 488944cd46caSbillm return (vc); 489044cd46caSbillm } 489144cd46caSbillm 489244cd46caSbillm p = strrchr(vc->vdev_path, '/'); 489344cd46caSbillm p = p ? p + 1 : vc->vdev_path; 489444cd46caSbillm q = &vc->vdev_path[strlen(vc->vdev_path) - 2]; 489544cd46caSbillm 489644cd46caSbillm if (strcmp(vc->vdev_path, path) == 0) 489744cd46caSbillm return (vc); 489844cd46caSbillm if (strcmp(p, path) == 0) 489944cd46caSbillm return (vc); 490044cd46caSbillm if (strcmp(q, "s0") == 0 && strncmp(p, path, q - p) == 0) 490144cd46caSbillm return (vc); 490244cd46caSbillm } 490344cd46caSbillm 490444cd46caSbillm return (NULL); 490544cd46caSbillm } 490644cd46caSbillm 4907770499e1SDan Kimmel /* ARGSUSED */ 4908770499e1SDan Kimmel static int 4909770499e1SDan Kimmel random_get_pseudo_bytes_cb(void *buf, size_t len, void *unused) 4910770499e1SDan Kimmel { 4911770499e1SDan Kimmel return (random_get_pseudo_bytes(buf, len)); 4912770499e1SDan Kimmel } 4913770499e1SDan Kimmel 491444cd46caSbillm /* 491544cd46caSbillm * Read a block from a pool and print it out. The syntax of the 491644cd46caSbillm * block descriptor is: 491744cd46caSbillm * 491844cd46caSbillm * pool:vdev_specifier:offset:size[:flags] 491944cd46caSbillm * 492044cd46caSbillm * pool - The name of the pool you wish to read from 492144cd46caSbillm * vdev_specifier - Which vdev (see comment for zdb_vdev_lookup) 492244cd46caSbillm * offset - offset, in hex, in bytes 492344cd46caSbillm * size - Amount of data to read, in hex, in bytes 492444cd46caSbillm * flags - A string of characters specifying options 492544cd46caSbillm * b: Decode a blkptr at given offset within block 492644cd46caSbillm * *c: Calculate and display checksums 4927b24ab676SJeff Bonwick * d: Decompress data before dumping 492844cd46caSbillm * e: Byteswap data before dumping 4929b24ab676SJeff Bonwick * g: Display data as a gang block header 4930b24ab676SJeff Bonwick * i: Display as an indirect block 493144cd46caSbillm * p: Do I/O to physical offset 493244cd46caSbillm * r: Dump raw data to stdout 493344cd46caSbillm * 493444cd46caSbillm * * = not yet implemented 493544cd46caSbillm */ 493644cd46caSbillm static void 493707428bdfSVictor Latushkin zdb_read_block(char *thing, spa_t *spa) 493844cd46caSbillm { 4939b24ab676SJeff Bonwick blkptr_t blk, *bp = &blk; 4940b24ab676SJeff Bonwick dva_t *dva = bp->blk_dva; 494144cd46caSbillm int flags = 0; 4942b24ab676SJeff Bonwick uint64_t offset = 0, size = 0, psize = 0, lsize = 0, blkptr_offset = 0; 494344cd46caSbillm zio_t *zio; 494444cd46caSbillm vdev_t *vd; 4945770499e1SDan Kimmel abd_t *pabd; 4946770499e1SDan Kimmel void *lbuf, *buf; 49473f7978d0SAlan Somers const char *s, *vdev; 49483f7978d0SAlan Somers char *p, *dup, *flagstr; 4949b24ab676SJeff Bonwick int i, error; 495044cd46caSbillm 495144cd46caSbillm dup = strdup(thing); 495244cd46caSbillm s = strtok(dup, ":"); 495344cd46caSbillm vdev = s ? s : ""; 495444cd46caSbillm s = strtok(NULL, ":"); 495544cd46caSbillm offset = strtoull(s ? s : "", NULL, 16); 495644cd46caSbillm s = strtok(NULL, ":"); 495744cd46caSbillm size = strtoull(s ? s : "", NULL, 16); 495844cd46caSbillm s = strtok(NULL, ":"); 49593f7978d0SAlan Somers if (s) 49603f7978d0SAlan Somers flagstr = strdup(s); 49613f7978d0SAlan Somers else 49623f7978d0SAlan Somers flagstr = strdup(""); 496344cd46caSbillm 496444cd46caSbillm s = NULL; 496544cd46caSbillm if (size == 0) 496644cd46caSbillm s = "size must not be zero"; 496744cd46caSbillm if (!IS_P2ALIGNED(size, DEV_BSIZE)) 496844cd46caSbillm s = "size must be a multiple of sector size"; 496944cd46caSbillm if (!IS_P2ALIGNED(offset, DEV_BSIZE)) 497044cd46caSbillm s = "offset must be a multiple of sector size"; 497144cd46caSbillm if (s) { 497244cd46caSbillm (void) printf("Invalid block specifier: %s - %s\n", thing, s); 497344cd46caSbillm free(dup); 497444cd46caSbillm return; 497544cd46caSbillm } 497644cd46caSbillm 497744cd46caSbillm for (s = strtok(flagstr, ":"); s; s = strtok(NULL, ":")) { 497844cd46caSbillm for (i = 0; flagstr[i]; i++) { 49795ad82045Snd int bit = flagbits[(uchar_t)flagstr[i]]; 498044cd46caSbillm 498144cd46caSbillm if (bit == 0) { 498244cd46caSbillm (void) printf("***Invalid flag: %c\n", 498344cd46caSbillm flagstr[i]); 498444cd46caSbillm continue; 498544cd46caSbillm } 498644cd46caSbillm flags |= bit; 498744cd46caSbillm 498844cd46caSbillm /* If it's not something with an argument, keep going */ 4989b24ab676SJeff Bonwick if ((bit & (ZDB_FLAG_CHECKSUM | 499044cd46caSbillm ZDB_FLAG_PRINT_BLKPTR)) == 0) 499144cd46caSbillm continue; 499244cd46caSbillm 499344cd46caSbillm p = &flagstr[i + 1]; 499444cd46caSbillm if (bit == ZDB_FLAG_PRINT_BLKPTR) 499544cd46caSbillm blkptr_offset = strtoull(p, &p, 16); 499644cd46caSbillm if (*p != ':' && *p != '\0') { 499744cd46caSbillm (void) printf("***Invalid flag arg: '%s'\n", s); 499844cd46caSbillm free(dup); 499944cd46caSbillm return; 500044cd46caSbillm } 500144cd46caSbillm } 500244cd46caSbillm } 50033f7978d0SAlan Somers free(flagstr); 500444cd46caSbillm 500544cd46caSbillm vd = zdb_vdev_lookup(spa->spa_root_vdev, vdev); 500644cd46caSbillm if (vd == NULL) { 500744cd46caSbillm (void) printf("***Invalid vdev: %s\n", vdev); 500844cd46caSbillm free(dup); 500944cd46caSbillm return; 501044cd46caSbillm } else { 501144cd46caSbillm if (vd->vdev_path) 5012b24ab676SJeff Bonwick (void) fprintf(stderr, "Found vdev: %s\n", 5013b24ab676SJeff Bonwick vd->vdev_path); 501444cd46caSbillm else 5015b24ab676SJeff Bonwick (void) fprintf(stderr, "Found vdev type: %s\n", 501644cd46caSbillm vd->vdev_ops->vdev_op_type); 501744cd46caSbillm } 501844cd46caSbillm 5019b24ab676SJeff Bonwick psize = size; 5020b24ab676SJeff Bonwick lsize = size; 502144cd46caSbillm 5022770499e1SDan Kimmel pabd = abd_alloc_linear(SPA_MAXBLOCKSIZE, B_FALSE); 5023b24ab676SJeff Bonwick lbuf = umem_alloc(SPA_MAXBLOCKSIZE, UMEM_NOFAIL); 5024b24ab676SJeff Bonwick 5025b24ab676SJeff Bonwick BP_ZERO(bp); 5026b24ab676SJeff Bonwick 5027b24ab676SJeff Bonwick DVA_SET_VDEV(&dva[0], vd->vdev_id); 5028b24ab676SJeff Bonwick DVA_SET_OFFSET(&dva[0], offset); 5029b24ab676SJeff Bonwick DVA_SET_GANG(&dva[0], !!(flags & ZDB_FLAG_GBH)); 5030b24ab676SJeff Bonwick DVA_SET_ASIZE(&dva[0], vdev_psize_to_asize(vd, psize)); 5031b24ab676SJeff Bonwick 5032b24ab676SJeff Bonwick BP_SET_BIRTH(bp, TXG_INITIAL, TXG_INITIAL); 5033b24ab676SJeff Bonwick 5034b24ab676SJeff Bonwick BP_SET_LSIZE(bp, lsize); 5035b24ab676SJeff Bonwick BP_SET_PSIZE(bp, psize); 5036b24ab676SJeff Bonwick BP_SET_COMPRESS(bp, ZIO_COMPRESS_OFF); 5037b24ab676SJeff Bonwick BP_SET_CHECKSUM(bp, ZIO_CHECKSUM_OFF); 5038b24ab676SJeff Bonwick BP_SET_TYPE(bp, DMU_OT_NONE); 5039b24ab676SJeff Bonwick BP_SET_LEVEL(bp, 0); 5040b24ab676SJeff Bonwick BP_SET_DEDUP(bp, 0); 5041b24ab676SJeff Bonwick BP_SET_BYTEORDER(bp, ZFS_HOST_BYTEORDER); 504244cd46caSbillm 5043e14bb325SJeff Bonwick spa_config_enter(spa, SCL_STATE, FTAG, RW_READER); 504444cd46caSbillm zio = zio_root(spa, NULL, NULL, 0); 5045b24ab676SJeff Bonwick 5046b24ab676SJeff Bonwick if (vd == vd->vdev_top) { 5047b24ab676SJeff Bonwick /* 5048b24ab676SJeff Bonwick * Treat this as a normal block read. 5049b24ab676SJeff Bonwick */ 5050770499e1SDan Kimmel zio_nowait(zio_read(zio, spa, bp, pabd, psize, NULL, NULL, 5051b24ab676SJeff Bonwick ZIO_PRIORITY_SYNC_READ, 5052b24ab676SJeff Bonwick ZIO_FLAG_CANFAIL | ZIO_FLAG_RAW, NULL)); 5053b24ab676SJeff Bonwick } else { 5054b24ab676SJeff Bonwick /* 5055b24ab676SJeff Bonwick * Treat this as a vdev child I/O. 5056b24ab676SJeff Bonwick */ 5057770499e1SDan Kimmel zio_nowait(zio_vdev_child_io(zio, bp, vd, offset, pabd, 5058770499e1SDan Kimmel psize, ZIO_TYPE_READ, ZIO_PRIORITY_SYNC_READ, 5059b24ab676SJeff Bonwick ZIO_FLAG_DONT_CACHE | ZIO_FLAG_DONT_QUEUE | 5060b24ab676SJeff Bonwick ZIO_FLAG_DONT_PROPAGATE | ZIO_FLAG_DONT_RETRY | 50615cabbc6bSPrashanth Sreenivasa ZIO_FLAG_CANFAIL | ZIO_FLAG_RAW | ZIO_FLAG_OPTIONAL, 50625cabbc6bSPrashanth Sreenivasa NULL, NULL)); 5063b24ab676SJeff Bonwick } 5064b24ab676SJeff Bonwick 506544cd46caSbillm error = zio_wait(zio); 5066e14bb325SJeff Bonwick spa_config_exit(spa, SCL_STATE, FTAG); 506744cd46caSbillm 506844cd46caSbillm if (error) { 506944cd46caSbillm (void) printf("Read of %s failed, error: %d\n", thing, error); 507044cd46caSbillm goto out; 507144cd46caSbillm } 507244cd46caSbillm 5073b24ab676SJeff Bonwick if (flags & ZDB_FLAG_DECOMPRESS) { 5074b24ab676SJeff Bonwick /* 5075b24ab676SJeff Bonwick * We don't know how the data was compressed, so just try 5076b24ab676SJeff Bonwick * every decompress function at every inflated blocksize. 5077b24ab676SJeff Bonwick */ 5078b24ab676SJeff Bonwick enum zio_compress c; 5079b24ab676SJeff Bonwick void *pbuf2 = umem_alloc(SPA_MAXBLOCKSIZE, UMEM_NOFAIL); 5080b24ab676SJeff Bonwick void *lbuf2 = umem_alloc(SPA_MAXBLOCKSIZE, UMEM_NOFAIL); 5081b24ab676SJeff Bonwick 5082770499e1SDan Kimmel abd_copy_to_buf(pbuf2, pabd, psize); 5083b24ab676SJeff Bonwick 5084770499e1SDan Kimmel VERIFY0(abd_iterate_func(pabd, psize, SPA_MAXBLOCKSIZE - psize, 5085770499e1SDan Kimmel random_get_pseudo_bytes_cb, NULL)); 5086b24ab676SJeff Bonwick 5087770499e1SDan Kimmel VERIFY0(random_get_pseudo_bytes((uint8_t *)pbuf2 + psize, 5088770499e1SDan Kimmel SPA_MAXBLOCKSIZE - psize)); 5089b24ab676SJeff Bonwick 5090b24ab676SJeff Bonwick for (lsize = SPA_MAXBLOCKSIZE; lsize > psize; 5091b24ab676SJeff Bonwick lsize -= SPA_MINBLOCKSIZE) { 5092b24ab676SJeff Bonwick for (c = 0; c < ZIO_COMPRESS_FUNCTIONS; c++) { 5093770499e1SDan Kimmel if (zio_decompress_data(c, pabd, 5094770499e1SDan Kimmel lbuf, psize, lsize) == 0 && 5095770499e1SDan Kimmel zio_decompress_data_buf(c, pbuf2, 5096770499e1SDan Kimmel lbuf2, psize, lsize) == 0 && 5097b24ab676SJeff Bonwick bcmp(lbuf, lbuf2, lsize) == 0) 5098b24ab676SJeff Bonwick break; 5099b24ab676SJeff Bonwick } 5100b24ab676SJeff Bonwick if (c != ZIO_COMPRESS_FUNCTIONS) 5101b24ab676SJeff Bonwick break; 5102b24ab676SJeff Bonwick lsize -= SPA_MINBLOCKSIZE; 5103b24ab676SJeff Bonwick } 5104b24ab676SJeff Bonwick 5105b24ab676SJeff Bonwick umem_free(pbuf2, SPA_MAXBLOCKSIZE); 5106b24ab676SJeff Bonwick umem_free(lbuf2, SPA_MAXBLOCKSIZE); 5107b24ab676SJeff Bonwick 5108b24ab676SJeff Bonwick if (lsize <= psize) { 5109b24ab676SJeff Bonwick (void) printf("Decompress of %s failed\n", thing); 5110b24ab676SJeff Bonwick goto out; 5111b24ab676SJeff Bonwick } 5112b24ab676SJeff Bonwick buf = lbuf; 5113b24ab676SJeff Bonwick size = lsize; 5114b24ab676SJeff Bonwick } else { 5115770499e1SDan Kimmel buf = abd_to_buf(pabd); 5116b24ab676SJeff Bonwick size = psize; 5117b24ab676SJeff Bonwick } 5118b24ab676SJeff Bonwick 511944cd46caSbillm if (flags & ZDB_FLAG_PRINT_BLKPTR) 512044cd46caSbillm zdb_print_blkptr((blkptr_t *)(void *) 512144cd46caSbillm ((uintptr_t)buf + (uintptr_t)blkptr_offset), flags); 512244cd46caSbillm else if (flags & ZDB_FLAG_RAW) 512344cd46caSbillm zdb_dump_block_raw(buf, size, flags); 512444cd46caSbillm else if (flags & ZDB_FLAG_INDIRECT) 512544cd46caSbillm zdb_dump_indirect((blkptr_t *)buf, size / sizeof (blkptr_t), 512644cd46caSbillm flags); 512744cd46caSbillm else if (flags & ZDB_FLAG_GBH) 512844cd46caSbillm zdb_dump_gbh(buf, flags); 512944cd46caSbillm else 513044cd46caSbillm zdb_dump_block(thing, buf, size, flags); 513144cd46caSbillm 513244cd46caSbillm out: 5133770499e1SDan Kimmel abd_free(pabd); 5134b24ab676SJeff Bonwick umem_free(lbuf, SPA_MAXBLOCKSIZE); 513544cd46caSbillm free(dup); 513644cd46caSbillm } 513744cd46caSbillm 51384923c69fSMatthew Ahrens static void 51394923c69fSMatthew Ahrens zdb_embedded_block(char *thing) 51404923c69fSMatthew Ahrens { 51413f7978d0SAlan Somers blkptr_t bp; 51424923c69fSMatthew Ahrens unsigned long long *words = (void *)&bp; 514303a4c2f4SJorgen Lundman char *buf; 51444923c69fSMatthew Ahrens int err; 51454923c69fSMatthew Ahrens 51463f7978d0SAlan Somers bzero(&bp, sizeof (bp)); 51474923c69fSMatthew Ahrens err = sscanf(thing, "%llx:%llx:%llx:%llx:%llx:%llx:%llx:%llx:" 51484923c69fSMatthew Ahrens "%llx:%llx:%llx:%llx:%llx:%llx:%llx:%llx", 51494923c69fSMatthew Ahrens words + 0, words + 1, words + 2, words + 3, 51504923c69fSMatthew Ahrens words + 4, words + 5, words + 6, words + 7, 51514923c69fSMatthew Ahrens words + 8, words + 9, words + 10, words + 11, 51524923c69fSMatthew Ahrens words + 12, words + 13, words + 14, words + 15); 51534923c69fSMatthew Ahrens if (err != 16) { 515403a4c2f4SJorgen Lundman (void) fprintf(stderr, "invalid input format\n"); 51554923c69fSMatthew Ahrens exit(1); 51564923c69fSMatthew Ahrens } 51574923c69fSMatthew Ahrens ASSERT3U(BPE_GET_LSIZE(&bp), <=, SPA_MAXBLOCKSIZE); 515803a4c2f4SJorgen Lundman buf = malloc(SPA_MAXBLOCKSIZE); 515903a4c2f4SJorgen Lundman if (buf == NULL) { 516003a4c2f4SJorgen Lundman (void) fprintf(stderr, "out of memory\n"); 516103a4c2f4SJorgen Lundman exit(1); 516203a4c2f4SJorgen Lundman } 51634923c69fSMatthew Ahrens err = decode_embedded_bp(&bp, buf, BPE_GET_LSIZE(&bp)); 51644923c69fSMatthew Ahrens if (err != 0) { 516503a4c2f4SJorgen Lundman (void) fprintf(stderr, "decode failed: %u\n", err); 51664923c69fSMatthew Ahrens exit(1); 51674923c69fSMatthew Ahrens } 51684923c69fSMatthew Ahrens zdb_dump_block_raw(buf, BPE_GET_LSIZE(&bp), 0); 516903a4c2f4SJorgen Lundman free(buf); 51704923c69fSMatthew Ahrens } 51714923c69fSMatthew Ahrens 5172de6628f0Sck static boolean_t 51733ad6c7f9SVictor Latushkin pool_match(nvlist_t *cfg, char *tgt) 5174de6628f0Sck { 51753ad6c7f9SVictor Latushkin uint64_t v, guid = strtoull(tgt, NULL, 0); 5176de6628f0Sck char *s; 5177de6628f0Sck 5178de6628f0Sck if (guid != 0) { 51793ad6c7f9SVictor Latushkin if (nvlist_lookup_uint64(cfg, ZPOOL_CONFIG_POOL_GUID, &v) == 0) 51803ad6c7f9SVictor Latushkin return (v == guid); 5181de6628f0Sck } else { 51823ad6c7f9SVictor Latushkin if (nvlist_lookup_string(cfg, ZPOOL_CONFIG_POOL_NAME, &s) == 0) 51833ad6c7f9SVictor Latushkin return (strcmp(s, tgt) == 0); 5184de6628f0Sck } 51853ad6c7f9SVictor Latushkin return (B_FALSE); 5186de6628f0Sck } 5187de6628f0Sck 51883ad6c7f9SVictor Latushkin static char * 51893ad6c7f9SVictor Latushkin find_zpool(char **target, nvlist_t **configp, int dirc, char **dirv) 5190de6628f0Sck { 5191de6628f0Sck nvlist_t *pools; 5192de6628f0Sck nvlist_t *match = NULL; 51933ad6c7f9SVictor Latushkin char *name = NULL; 51943ad6c7f9SVictor Latushkin char *sepp = NULL; 51959adfa60dSMatthew Ahrens char sep = '\0'; 51963ad6c7f9SVictor Latushkin int count = 0; 51973f7978d0SAlan Somers importargs_t args; 5198d41c4376SMark J Musante 51993f7978d0SAlan Somers bzero(&args, sizeof (args)); 5200d41c4376SMark J Musante args.paths = dirc; 5201d41c4376SMark J Musante args.path = dirv; 5202d41c4376SMark J Musante args.can_be_active = B_TRUE; 5203de6628f0Sck 52043ad6c7f9SVictor Latushkin if ((sepp = strpbrk(*target, "/@")) != NULL) { 52053ad6c7f9SVictor Latushkin sep = *sepp; 52063ad6c7f9SVictor Latushkin *sepp = '\0'; 52073ad6c7f9SVictor Latushkin } 52083ad6c7f9SVictor Latushkin 5209d41c4376SMark J Musante pools = zpool_search_import(g_zfs, &args); 5210de6628f0Sck 5211de6628f0Sck if (pools != NULL) { 5212de6628f0Sck nvpair_t *elem = NULL; 5213de6628f0Sck while ((elem = nvlist_next_nvpair(pools, elem)) != NULL) { 5214de6628f0Sck verify(nvpair_value_nvlist(elem, configp) == 0); 52153ad6c7f9SVictor Latushkin if (pool_match(*configp, *target)) { 52163ad6c7f9SVictor Latushkin count++; 5217de6628f0Sck if (match != NULL) { 52183ad6c7f9SVictor Latushkin /* print previously found config */ 52193ad6c7f9SVictor Latushkin if (name != NULL) { 52203ad6c7f9SVictor Latushkin (void) printf("%s\n", name); 52213ad6c7f9SVictor Latushkin dump_nvlist(match, 8); 52223ad6c7f9SVictor Latushkin name = NULL; 52233ad6c7f9SVictor Latushkin } 52243ad6c7f9SVictor Latushkin (void) printf("%s\n", 52253ad6c7f9SVictor Latushkin nvpair_name(elem)); 52263ad6c7f9SVictor Latushkin dump_nvlist(*configp, 8); 5227de6628f0Sck } else { 5228de6628f0Sck match = *configp; 52293ad6c7f9SVictor Latushkin name = nvpair_name(elem); 5230de6628f0Sck } 5231de6628f0Sck } 5232de6628f0Sck } 5233de6628f0Sck } 52343ad6c7f9SVictor Latushkin if (count > 1) 52353ad6c7f9SVictor Latushkin (void) fatal("\tMatched %d pools - use pool GUID " 52363ad6c7f9SVictor Latushkin "instead of pool name or \n" 52373ad6c7f9SVictor Latushkin "\tpool name part of a dataset name to select pool", count); 52383ad6c7f9SVictor Latushkin 52393ad6c7f9SVictor Latushkin if (sepp) 52403ad6c7f9SVictor Latushkin *sepp = sep; 52413ad6c7f9SVictor Latushkin /* 52423ad6c7f9SVictor Latushkin * If pool GUID was specified for pool id, replace it with pool name 52433ad6c7f9SVictor Latushkin */ 52443ad6c7f9SVictor Latushkin if (name && (strstr(*target, name) != *target)) { 52453ad6c7f9SVictor Latushkin int sz = 1 + strlen(name) + ((sepp) ? strlen(sepp) : 0); 52463ad6c7f9SVictor Latushkin 52473ad6c7f9SVictor Latushkin *target = umem_alloc(sz, UMEM_NOFAIL); 52483ad6c7f9SVictor Latushkin (void) snprintf(*target, sz, "%s%s", name, sepp ? sepp : ""); 52493ad6c7f9SVictor Latushkin } 5250de6628f0Sck 52513ad6c7f9SVictor Latushkin *configp = name ? match : NULL; 5252de6628f0Sck 52533ad6c7f9SVictor Latushkin return (name); 5254de6628f0Sck } 5255de6628f0Sck 5256fa9e4066Sahrens int 5257fa9e4066Sahrens main(int argc, char **argv) 5258fa9e4066Sahrens { 52593f7978d0SAlan Somers int c; 5260fa9e4066Sahrens struct rlimit rl = { 1024, 1024 }; 52613ad6c7f9SVictor Latushkin spa_t *spa = NULL; 5262fa9e4066Sahrens objset_t *os = NULL; 5263fa9e4066Sahrens int dump_all = 1; 5264fa9e4066Sahrens int verbose = 0; 5265c8ee1847SVictor Latushkin int error = 0; 52663ad6c7f9SVictor Latushkin char **searchdirs = NULL; 52673ad6c7f9SVictor Latushkin int nsearch = 0; 52683ad6c7f9SVictor Latushkin char *target; 5269468c413aSTim Haley nvlist_t *policy = NULL; 5270468c413aSTim Haley uint64_t max_txg = UINT64_MAX; 5271dfd5965fSRichard Yao int flags = ZFS_IMPORT_MISSING_LOG; 5272c8ee1847SVictor Latushkin int rewind = ZPOOL_NEVER_REWIND; 5273ae24175bSCyril Plisko char *spa_config_path_env; 5274b702644aSTim Chase boolean_t target_is_spa = B_TRUE; 527586714001SSerapheim Dimitropoulos nvlist_t *cfg = NULL; 5276fa9e4066Sahrens 5277fa9e4066Sahrens (void) setrlimit(RLIMIT_NOFILE, &rl); 5278004388ebScasper (void) enable_extended_FILE_stdio(-1, -1); 5279fa9e4066Sahrens 5280fa9e4066Sahrens dprintf_setup(&argc, argv); 5281fa9e4066Sahrens 5282ae24175bSCyril Plisko /* 5283ae24175bSCyril Plisko * If there is an environment variable SPA_CONFIG_PATH it overrides 5284ae24175bSCyril Plisko * default spa_config_path setting. If -U flag is specified it will 5285ae24175bSCyril Plisko * override this environment variable settings once again. 5286ae24175bSCyril Plisko */ 5287ae24175bSCyril Plisko spa_config_path_env = getenv("SPA_CONFIG_PATH"); 5288ae24175bSCyril Plisko if (spa_config_path_env != NULL) 5289ae24175bSCyril Plisko spa_config_path = spa_config_path_env; 5290ae24175bSCyril Plisko 5291df15e419SMatthew Ahrens while ((c = getopt(argc, argv, 529286714001SSerapheim Dimitropoulos "AbcCdDeEFGhiI:klLmMo:Op:PqRsSt:uU:vVx:X")) != -1) { 5293fa9e4066Sahrens switch (c) { 5294fa9e4066Sahrens case 'b': 5295fa9e4066Sahrens case 'c': 5296ed61ec1dSYuri Pankov case 'C': 5297b24ab676SJeff Bonwick case 'd': 5298ed61ec1dSYuri Pankov case 'D': 52994923c69fSMatthew Ahrens case 'E': 5300ed61ec1dSYuri Pankov case 'G': 5301b24ab676SJeff Bonwick case 'h': 5302b24ab676SJeff Bonwick case 'i': 5303b24ab676SJeff Bonwick case 'l': 5304d6e555bdSGeorge Wilson case 'm': 53052e4c9986SGeorge Wilson case 'M': 5306ed61ec1dSYuri Pankov case 'O': 530744cd46caSbillm case 'R': 5308ed61ec1dSYuri Pankov case 's': 5309b24ab676SJeff Bonwick case 'S': 5310ed61ec1dSYuri Pankov case 'u': 5311fa9e4066Sahrens dump_opt[c]++; 5312fa9e4066Sahrens dump_all = 0; 5313fa9e4066Sahrens break; 5314feef89cfSVictor Latushkin case 'A': 5315ed61ec1dSYuri Pankov case 'e': 5316c8ee1847SVictor Latushkin case 'F': 531786714001SSerapheim Dimitropoulos case 'k': 531882a0a985SVictor Latushkin case 'L': 53193f9d6ad7SLin Ling case 'P': 532064723e36SYuri Pankov case 'q': 5321ed61ec1dSYuri Pankov case 'X': 532282a0a985SVictor Latushkin dump_opt[c]++; 532382a0a985SVictor Latushkin break; 5324ed61ec1dSYuri Pankov /* NB: Sort single match options below. */ 53252e4c9986SGeorge Wilson case 'I': 532631d7e8faSGeorge Wilson max_inflight = strtoull(optarg, NULL, 0); 532731d7e8faSGeorge Wilson if (max_inflight == 0) { 532831d7e8faSGeorge Wilson (void) fprintf(stderr, "maximum number " 532931d7e8faSGeorge Wilson "of inflight I/Os must be greater " 533031d7e8faSGeorge Wilson "than 0\n"); 533131d7e8faSGeorge Wilson usage(); 533231d7e8faSGeorge Wilson } 533331d7e8faSGeorge Wilson break; 5334ed61ec1dSYuri Pankov case 'o': 5335ed61ec1dSYuri Pankov error = set_global_var(optarg); 5336ed61ec1dSYuri Pankov if (error != 0) 5337ed61ec1dSYuri Pankov usage(); 5338ed61ec1dSYuri Pankov break; 5339de6628f0Sck case 'p': 53403ad6c7f9SVictor Latushkin if (searchdirs == NULL) { 53413ad6c7f9SVictor Latushkin searchdirs = umem_alloc(sizeof (char *), 53423ad6c7f9SVictor Latushkin UMEM_NOFAIL); 53433ad6c7f9SVictor Latushkin } else { 53443ad6c7f9SVictor Latushkin char **tmp = umem_alloc((nsearch + 1) * 53453ad6c7f9SVictor Latushkin sizeof (char *), UMEM_NOFAIL); 53463ad6c7f9SVictor Latushkin bcopy(searchdirs, tmp, nsearch * 53473ad6c7f9SVictor Latushkin sizeof (char *)); 53483ad6c7f9SVictor Latushkin umem_free(searchdirs, 53493ad6c7f9SVictor Latushkin nsearch * sizeof (char *)); 53503ad6c7f9SVictor Latushkin searchdirs = tmp; 53513ad6c7f9SVictor Latushkin } 53523ad6c7f9SVictor Latushkin searchdirs[nsearch++] = optarg; 5353de6628f0Sck break; 53542e551927SVictor Latushkin case 't': 5355468c413aSTim Haley max_txg = strtoull(optarg, NULL, 0); 5356468c413aSTim Haley if (max_txg < TXG_INITIAL) { 53572e551927SVictor Latushkin (void) fprintf(stderr, "incorrect txg " 53582e551927SVictor Latushkin "specified: %s\n", optarg); 53592e551927SVictor Latushkin usage(); 53602e551927SVictor Latushkin } 53612e551927SVictor Latushkin break; 5362b24ab676SJeff Bonwick case 'U': 5363b24ab676SJeff Bonwick spa_config_path = optarg; 53644923c69fSMatthew Ahrens if (spa_config_path[0] != '/') { 53654923c69fSMatthew Ahrens (void) fprintf(stderr, 53664923c69fSMatthew Ahrens "cachefile must be an absolute path " 53674923c69fSMatthew Ahrens "(i.e. start with a slash)\n"); 53684923c69fSMatthew Ahrens usage(); 53694923c69fSMatthew Ahrens } 5370b24ab676SJeff Bonwick break; 53712e4c9986SGeorge Wilson case 'v': 53722e4c9986SGeorge Wilson verbose++; 53732e4c9986SGeorge Wilson break; 5374dfd5965fSRichard Yao case 'V': 5375dfd5965fSRichard Yao flags = ZFS_IMPORT_VERBATIM; 5376dfd5965fSRichard Yao break; 53772e4c9986SGeorge Wilson case 'x': 53782e4c9986SGeorge Wilson vn_dumpdir = optarg; 53792e4c9986SGeorge Wilson break; 5380fa9e4066Sahrens default: 5381fa9e4066Sahrens usage(); 5382fa9e4066Sahrens break; 5383fa9e4066Sahrens } 5384fa9e4066Sahrens } 5385fa9e4066Sahrens 53863ad6c7f9SVictor Latushkin if (!dump_opt['e'] && searchdirs != NULL) { 538788b7b0f2SMatthew Ahrens (void) fprintf(stderr, "-p option requires use of -e\n"); 538888b7b0f2SMatthew Ahrens usage(); 538988b7b0f2SMatthew Ahrens } 5390de6628f0Sck 539106be9802SMatthew Ahrens /* 539206be9802SMatthew Ahrens * ZDB does not typically re-read blocks; therefore limit the ARC 539306be9802SMatthew Ahrens * to 256 MB, which can be used entirely for metadata. 539406be9802SMatthew Ahrens */ 539506be9802SMatthew Ahrens zfs_arc_max = zfs_arc_meta_limit = 256 * 1024 * 1024; 539606be9802SMatthew Ahrens 5397f7950bf1SMatthew Ahrens /* 5398f7950bf1SMatthew Ahrens * "zdb -c" uses checksum-verifying scrub i/os which are async reads. 5399f7950bf1SMatthew Ahrens * "zdb -b" uses traversal prefetch which uses async reads. 5400f7950bf1SMatthew Ahrens * For good performance, let several of them be active at once. 5401f7950bf1SMatthew Ahrens */ 5402f7950bf1SMatthew Ahrens zfs_vdev_async_read_max_active = 10; 5403f7950bf1SMatthew Ahrens 54044dd77f9eSMatthew Ahrens /* 54054dd77f9eSMatthew Ahrens * Disable reference tracking for better performance. 54064dd77f9eSMatthew Ahrens */ 54074dd77f9eSMatthew Ahrens reference_tracking_enable = B_FALSE; 54084dd77f9eSMatthew Ahrens 5409e144c4e6SPavel Zakharov /* 5410e144c4e6SPavel Zakharov * Do not fail spa_load when spa_load_verify fails. This is needed 5411e144c4e6SPavel Zakharov * to load non-idle pools. 5412e144c4e6SPavel Zakharov */ 5413e144c4e6SPavel Zakharov spa_load_verify_dryrun = B_TRUE; 5414e144c4e6SPavel Zakharov 5415fa9e4066Sahrens kernel_init(FREAD); 5416de6628f0Sck g_zfs = libzfs_init(); 541791ebeef5Sahrens ASSERT(g_zfs != NULL); 5418fa9e4066Sahrens 5419b24ab676SJeff Bonwick if (dump_all) 5420b24ab676SJeff Bonwick verbose = MAX(verbose, 1); 5421b24ab676SJeff Bonwick 5422fa9e4066Sahrens for (c = 0; c < 256; c++) { 542386714001SSerapheim Dimitropoulos if (dump_all && strchr("AeEFklLOPRSX", c) == NULL) 5424fa9e4066Sahrens dump_opt[c] = 1; 5425fa9e4066Sahrens if (dump_opt[c]) 5426fa9e4066Sahrens dump_opt[c] += verbose; 5427fa9e4066Sahrens } 5428fa9e4066Sahrens 5429feef89cfSVictor Latushkin aok = (dump_opt['A'] == 1) || (dump_opt['A'] > 2); 5430feef89cfSVictor Latushkin zfs_recover = (dump_opt['A'] > 1); 5431feef89cfSVictor Latushkin 5432fa9e4066Sahrens argc -= optind; 5433fa9e4066Sahrens argv += optind; 5434fa9e4066Sahrens 543507428bdfSVictor Latushkin if (argc < 2 && dump_opt['R']) 543607428bdfSVictor Latushkin usage(); 54374923c69fSMatthew Ahrens 54384923c69fSMatthew Ahrens if (dump_opt['E']) { 54394923c69fSMatthew Ahrens if (argc != 1) 54404923c69fSMatthew Ahrens usage(); 54414923c69fSMatthew Ahrens zdb_embedded_block(argv[0]); 54424923c69fSMatthew Ahrens return (0); 54434923c69fSMatthew Ahrens } 54444923c69fSMatthew Ahrens 5445fa9e4066Sahrens if (argc < 1) { 54463ad6c7f9SVictor Latushkin if (!dump_opt['e'] && dump_opt['C']) { 5447e829d913Sck dump_cachefile(spa_config_path); 5448fa9e4066Sahrens return (0); 5449fa9e4066Sahrens } 5450fa9e4066Sahrens usage(); 5451fa9e4066Sahrens } 5452fa9e4066Sahrens 545364723e36SYuri Pankov if (dump_opt['l']) 545464723e36SYuri Pankov return (dump_label(argv[0])); 5455fa9e4066Sahrens 5456ed61ec1dSYuri Pankov if (dump_opt['O']) { 5457ed61ec1dSYuri Pankov if (argc != 2) 5458ed61ec1dSYuri Pankov usage(); 5459ed61ec1dSYuri Pankov dump_opt['v'] = verbose + 3; 5460ed61ec1dSYuri Pankov return (dump_path(argv[0], argv[1])); 5461ed61ec1dSYuri Pankov } 5462ed61ec1dSYuri Pankov 5463c8ee1847SVictor Latushkin if (dump_opt['X'] || dump_opt['F']) 5464c8ee1847SVictor Latushkin rewind = ZPOOL_DO_REWIND | 5465c8ee1847SVictor Latushkin (dump_opt['X'] ? ZPOOL_EXTREME_REWIND : 0); 5466c8ee1847SVictor Latushkin 5467c8ee1847SVictor Latushkin if (nvlist_alloc(&policy, NV_UNIQUE_NAME_TYPE, 0) != 0 || 54685dafeea3SPavel Zakharov nvlist_add_uint64(policy, ZPOOL_LOAD_REQUEST_TXG, max_txg) != 0 || 54695dafeea3SPavel Zakharov nvlist_add_uint32(policy, ZPOOL_LOAD_REWIND_POLICY, rewind) != 0) 5470c8ee1847SVictor Latushkin fatal("internal error: %s", strerror(ENOMEM)); 5471c8ee1847SVictor Latushkin 5472c5904d13Seschrock error = 0; 54733ad6c7f9SVictor Latushkin target = argv[0]; 5474990b4856Slling 54753ad6c7f9SVictor Latushkin if (dump_opt['e']) { 54763ad6c7f9SVictor Latushkin char *name = find_zpool(&target, &cfg, nsearch, searchdirs); 5477990b4856Slling 54783ad6c7f9SVictor Latushkin error = ENOENT; 54793ad6c7f9SVictor Latushkin if (name) { 548007428bdfSVictor Latushkin if (dump_opt['C'] > 1) { 548107428bdfSVictor Latushkin (void) printf("\nConfiguration for import:\n"); 548207428bdfSVictor Latushkin dump_nvlist(cfg, 8); 548307428bdfSVictor Latushkin } 548486714001SSerapheim Dimitropoulos 5485c8ee1847SVictor Latushkin if (nvlist_add_nvlist(cfg, 54865dafeea3SPavel Zakharov ZPOOL_LOAD_POLICY, policy) != 0) { 5487468c413aSTim Haley fatal("can't open '%s': %s", 5488468c413aSTim Haley target, strerror(ENOMEM)); 5489468c413aSTim Haley } 5490dfd5965fSRichard Yao error = spa_import(name, cfg, NULL, flags); 5491de6628f0Sck } 5492c5904d13Seschrock } 5493c5904d13Seschrock 549486714001SSerapheim Dimitropoulos char *checkpoint_pool = NULL; 549586714001SSerapheim Dimitropoulos char *checkpoint_target = NULL; 549686714001SSerapheim Dimitropoulos if (dump_opt['k']) { 549786714001SSerapheim Dimitropoulos checkpoint_pool = import_checkpointed_state(target, cfg, 549886714001SSerapheim Dimitropoulos &checkpoint_target); 549986714001SSerapheim Dimitropoulos 550086714001SSerapheim Dimitropoulos if (checkpoint_target != NULL) 550186714001SSerapheim Dimitropoulos target = checkpoint_target; 550286714001SSerapheim Dimitropoulos 550386714001SSerapheim Dimitropoulos } 550486714001SSerapheim Dimitropoulos 5505b702644aSTim Chase if (strpbrk(target, "/@") != NULL) { 5506b702644aSTim Chase size_t targetlen; 5507b702644aSTim Chase 5508b702644aSTim Chase target_is_spa = B_FALSE; 5509b702644aSTim Chase /* 5510b702644aSTim Chase * Remove any trailing slash. Later code would get confused 5511b702644aSTim Chase * by it, but we want to allow it so that "pool/" can 5512b702644aSTim Chase * indicate that we want to dump the topmost filesystem, 5513b702644aSTim Chase * rather than the whole pool. 5514b702644aSTim Chase */ 5515b702644aSTim Chase targetlen = strlen(target); 5516b702644aSTim Chase if (targetlen != 0 && target[targetlen - 1] == '/') 5517b702644aSTim Chase target[targetlen - 1] = '\0'; 5518b702644aSTim Chase } 5519b702644aSTim Chase 5520c5904d13Seschrock if (error == 0) { 552186714001SSerapheim Dimitropoulos if (dump_opt['k'] && (target_is_spa || dump_opt['R'])) { 552286714001SSerapheim Dimitropoulos ASSERT(checkpoint_pool != NULL); 552386714001SSerapheim Dimitropoulos ASSERT(checkpoint_target == NULL); 552486714001SSerapheim Dimitropoulos 552586714001SSerapheim Dimitropoulos error = spa_open(checkpoint_pool, &spa, FTAG); 552686714001SSerapheim Dimitropoulos if (error != 0) { 552786714001SSerapheim Dimitropoulos fatal("Tried to open pool \"%s\" but " 552886714001SSerapheim Dimitropoulos "spa_open() failed with error %d\n", 552986714001SSerapheim Dimitropoulos checkpoint_pool, error); 553086714001SSerapheim Dimitropoulos } 553186714001SSerapheim Dimitropoulos 553286714001SSerapheim Dimitropoulos } else if (target_is_spa || dump_opt['R']) { 553380eb36f2SGeorge Wilson error = spa_open_rewind(target, &spa, FTAG, policy, 553480eb36f2SGeorge Wilson NULL); 55358f18d1faSGeorge Wilson if (error) { 55368f18d1faSGeorge Wilson /* 55378f18d1faSGeorge Wilson * If we're missing the log device then 55388f18d1faSGeorge Wilson * try opening the pool after clearing the 55398f18d1faSGeorge Wilson * log state. 55408f18d1faSGeorge Wilson */ 55418f18d1faSGeorge Wilson mutex_enter(&spa_namespace_lock); 55423ad6c7f9SVictor Latushkin if ((spa = spa_lookup(target)) != NULL && 55438f18d1faSGeorge Wilson spa->spa_log_state == SPA_LOG_MISSING) { 55448f18d1faSGeorge Wilson spa->spa_log_state = SPA_LOG_CLEAR; 55458f18d1faSGeorge Wilson error = 0; 55468f18d1faSGeorge Wilson } 55478f18d1faSGeorge Wilson mutex_exit(&spa_namespace_lock); 55488f18d1faSGeorge Wilson 554980eb36f2SGeorge Wilson if (!error) { 555080eb36f2SGeorge Wilson error = spa_open_rewind(target, &spa, 555180eb36f2SGeorge Wilson FTAG, policy, NULL); 555280eb36f2SGeorge Wilson } 55538f18d1faSGeorge Wilson } 555407428bdfSVictor Latushkin } else { 5555ed61ec1dSYuri Pankov error = open_objset(target, DMU_OST_ANY, FTAG, &os); 5556c5904d13Seschrock } 5557fa9e4066Sahrens } 555880eb36f2SGeorge Wilson nvlist_free(policy); 555980eb36f2SGeorge Wilson 5560fa9e4066Sahrens if (error) 55613ad6c7f9SVictor Latushkin fatal("can't open '%s': %s", target, strerror(error)); 5562fa9e4066Sahrens 5563fa9e4066Sahrens argv++; 556407428bdfSVictor Latushkin argc--; 556507428bdfSVictor Latushkin if (!dump_opt['R']) { 556607428bdfSVictor Latushkin if (argc > 0) { 556707428bdfSVictor Latushkin zopt_objects = argc; 556807428bdfSVictor Latushkin zopt_object = calloc(zopt_objects, sizeof (uint64_t)); 55693f7978d0SAlan Somers for (unsigned i = 0; i < zopt_objects; i++) { 557007428bdfSVictor Latushkin errno = 0; 557107428bdfSVictor Latushkin zopt_object[i] = strtoull(argv[i], NULL, 0); 557207428bdfSVictor Latushkin if (zopt_object[i] == 0 && errno != 0) 557387219db7SVictor Latushkin fatal("bad number %s: %s", 557407428bdfSVictor Latushkin argv[i], strerror(errno)); 557507428bdfSVictor Latushkin } 5576fa9e4066Sahrens } 5577e690fb27SChristopher Siden if (os != NULL) { 5578e690fb27SChristopher Siden dump_dir(os); 5579e690fb27SChristopher Siden } else if (zopt_objects > 0 && !dump_opt['m']) { 5580e690fb27SChristopher Siden dump_dir(spa->spa_meta_objset); 5581e690fb27SChristopher Siden } else { 5582e690fb27SChristopher Siden dump_zpool(spa); 5583e690fb27SChristopher Siden } 5584fa9e4066Sahrens } else { 558507428bdfSVictor Latushkin flagbits['b'] = ZDB_FLAG_PRINT_BLKPTR; 558607428bdfSVictor Latushkin flagbits['c'] = ZDB_FLAG_CHECKSUM; 558707428bdfSVictor Latushkin flagbits['d'] = ZDB_FLAG_DECOMPRESS; 558807428bdfSVictor Latushkin flagbits['e'] = ZDB_FLAG_BSWAP; 558907428bdfSVictor Latushkin flagbits['g'] = ZDB_FLAG_GBH; 559007428bdfSVictor Latushkin flagbits['i'] = ZDB_FLAG_INDIRECT; 559107428bdfSVictor Latushkin flagbits['p'] = ZDB_FLAG_PHYS; 559207428bdfSVictor Latushkin flagbits['r'] = ZDB_FLAG_RAW; 559307428bdfSVictor Latushkin 55943f7978d0SAlan Somers for (int i = 0; i < argc; i++) 559507428bdfSVictor Latushkin zdb_read_block(argv[i], spa); 5596fa9e4066Sahrens } 5597fa9e4066Sahrens 559886714001SSerapheim Dimitropoulos if (dump_opt['k']) { 559986714001SSerapheim Dimitropoulos free(checkpoint_pool); 560086714001SSerapheim Dimitropoulos if (!target_is_spa) 560186714001SSerapheim Dimitropoulos free(checkpoint_target); 560286714001SSerapheim Dimitropoulos } 560386714001SSerapheim Dimitropoulos 5604ed61ec1dSYuri Pankov if (os != NULL) 5605ed61ec1dSYuri Pankov close_objset(os, FTAG); 5606ed61ec1dSYuri Pankov else 5607ed61ec1dSYuri Pankov spa_close(spa, FTAG); 560807428bdfSVictor Latushkin 5609e0d35c44Smarks fuid_table_destroy(); 5610e0d35c44Smarks 561129bdd2f9SPavel Zakharov dump_debug_buffer(); 561229bdd2f9SPavel Zakharov 5613de6628f0Sck libzfs_fini(g_zfs); 5614fa9e4066Sahrens kernel_fini(); 5615fa9e4066Sahrens 561620b5dafbSPaul Dagnelie return (error); 5617fa9e4066Sahrens } 5618