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> 664445fffbSMatthew Ahrens #include <zfs_comutil.h> 670a055120SJason King #include <libcmdutils.h> 68de6628f0Sck #undef verify 69de6628f0Sck #include <libzfs.h> 70fa9e4066Sahrens 713f7978d0SAlan Somers #include "zdb.h" 723f7978d0SAlan Somers 73e690fb27SChristopher Siden #define ZDB_COMPRESS_NAME(idx) ((idx) < ZIO_COMPRESS_FUNCTIONS ? \ 74e690fb27SChristopher Siden zio_compress_table[(idx)].ci_name : "UNKNOWN") 75e690fb27SChristopher Siden #define ZDB_CHECKSUM_NAME(idx) ((idx) < ZIO_CHECKSUM_FUNCTIONS ? \ 76e690fb27SChristopher Siden zio_checksum_table[(idx)].ci_name : "UNKNOWN") 77e690fb27SChristopher Siden #define ZDB_OT_NAME(idx) ((idx) < DMU_OT_NUMTYPES ? \ 78e690fb27SChristopher Siden dmu_ot[(idx)].ot_name : DMU_OT_IS_VALID(idx) ? \ 79e690fb27SChristopher Siden dmu_ot_byteswap[DMU_OT_BYTESWAP(idx)].ob_name : "UNKNOWN") 80e690fb27SChristopher Siden #define ZDB_OT_TYPE(idx) ((idx) < DMU_OT_NUMTYPES ? (idx) : \ 815cabbc6bSPrashanth Sreenivasa (idx) == DMU_OTN_ZAP_DATA || (idx) == DMU_OTN_ZAP_METADATA ? \ 825cabbc6bSPrashanth Sreenivasa DMU_OT_ZAP_OTHER : \ 835cabbc6bSPrashanth Sreenivasa (idx) == DMU_OTN_UINT64_DATA || (idx) == DMU_OTN_UINT64_METADATA ? \ 845cabbc6bSPrashanth Sreenivasa DMU_OT_UINT64_OTHER : DMU_OT_NUMTYPES) 856de8f417SVictor Latushkin 86feef89cfSVictor Latushkin #ifndef lint 874dd77f9eSMatthew Ahrens extern int reference_tracking_enable; 887fd05ac4SMatthew Ahrens extern boolean_t zfs_recover; 8906be9802SMatthew Ahrens extern uint64_t zfs_arc_max, zfs_arc_meta_limit; 90f7950bf1SMatthew Ahrens extern int zfs_vdev_async_read_max_active; 91f06dce2cSAndrew Stormont extern int aok; 92e144c4e6SPavel Zakharov extern boolean_t spa_load_verify_dryrun; 93feef89cfSVictor Latushkin #else 944dd77f9eSMatthew Ahrens int reference_tracking_enable; 957fd05ac4SMatthew Ahrens boolean_t zfs_recover; 9606be9802SMatthew Ahrens uint64_t zfs_arc_max, zfs_arc_meta_limit; 97f7950bf1SMatthew Ahrens int zfs_vdev_async_read_max_active; 98f06dce2cSAndrew Stormont int aok; 99e144c4e6SPavel Zakharov boolean_t spa_load_verify_dryrun; 100feef89cfSVictor Latushkin #endif 101feef89cfSVictor Latushkin 1023f7978d0SAlan Somers static const char cmdname[] = "zdb"; 103fa9e4066Sahrens uint8_t dump_opt[256]; 104fa9e4066Sahrens 105fa9e4066Sahrens typedef void object_viewer_t(objset_t *, uint64_t, void *data, size_t size); 106fa9e4066Sahrens 107fa9e4066Sahrens uint64_t *zopt_object = NULL; 1083f7978d0SAlan Somers static unsigned zopt_objects = 0; 109de6628f0Sck libzfs_handle_t *g_zfs; 11006be9802SMatthew Ahrens uint64_t max_inflight = 1000; 111fa9e4066Sahrens 112732885fcSMatthew Ahrens static void snprintf_blkptr_compact(char *, size_t, const blkptr_t *); 113732885fcSMatthew Ahrens 114fa9e4066Sahrens /* 115fa9e4066Sahrens * These libumem hooks provide a reasonable set of defaults for the allocator's 116fa9e4066Sahrens * debugging facilities. 117fa9e4066Sahrens */ 118fa9e4066Sahrens const char * 119fa9e4066Sahrens _umem_debug_init() 120fa9e4066Sahrens { 121fa9e4066Sahrens return ("default,verbose"); /* $UMEM_DEBUG setting */ 122fa9e4066Sahrens } 123fa9e4066Sahrens 124fa9e4066Sahrens const char * 125fa9e4066Sahrens _umem_logging_init(void) 126fa9e4066Sahrens { 127fa9e4066Sahrens return ("fail,contents"); /* $UMEM_LOGGING setting */ 128fa9e4066Sahrens } 129fa9e4066Sahrens 130fa9e4066Sahrens static void 131fa9e4066Sahrens usage(void) 132fa9e4066Sahrens { 133fa9e4066Sahrens (void) fprintf(stderr, 13486714001SSerapheim Dimitropoulos "Usage:\t%s [-AbcdDFGhikLMPsvX] [-e [-V] [-p <path> ...]] " 135ed61ec1dSYuri Pankov "[-I <inflight I/Os>]\n" 136ed61ec1dSYuri Pankov "\t\t[-o <var>=<value>]... [-t <txg>] [-U <cache>] [-x <dumpdir>]\n" 137ed61ec1dSYuri Pankov "\t\t[<poolname> [<object> ...]]\n" 138dfd5965fSRichard Yao "\t%s [-AdiPv] [-e [-V] [-p <path> ...]] [-U <cache>] <dataset> " 139ed61ec1dSYuri Pankov "[<object> ...]\n" 140ed61ec1dSYuri Pankov "\t%s -C [-A] [-U <cache>]\n" 141ed61ec1dSYuri Pankov "\t%s -l [-Aqu] <device>\n" 142dfd5965fSRichard Yao "\t%s -m [-AFLPX] [-e [-V] [-p <path> ...]] [-t <txg>] " 143dfd5965fSRichard Yao "[-U <cache>]\n\t\t<poolname> [<vdev> [<metaslab> ...]]\n" 144ed61ec1dSYuri Pankov "\t%s -O <dataset> <path>\n" 145dfd5965fSRichard Yao "\t%s -R [-A] [-e [-V] [-p <path> ...]] [-U <cache>]\n" 146ed61ec1dSYuri Pankov "\t\t<poolname> <vdev>:<offset>:<size>[:<flags>]\n" 1474923c69fSMatthew Ahrens "\t%s -E [-A] word0:word1:...:word15\n" 148dfd5965fSRichard Yao "\t%s -S [-AP] [-e [-V] [-p <path> ...]] [-U <cache>] " 149dfd5965fSRichard Yao "<poolname>\n\n", 150ed61ec1dSYuri Pankov cmdname, cmdname, cmdname, cmdname, cmdname, cmdname, cmdname, 1514923c69fSMatthew Ahrens cmdname, cmdname); 1523ad6c7f9SVictor Latushkin 1533ad6c7f9SVictor Latushkin (void) fprintf(stderr, " Dataset name must include at least one " 1543ad6c7f9SVictor Latushkin "separator character '/' or '@'\n"); 1553ad6c7f9SVictor Latushkin (void) fprintf(stderr, " If dataset name is specified, only that " 1563ad6c7f9SVictor Latushkin "dataset is dumped\n"); 1573ad6c7f9SVictor Latushkin (void) fprintf(stderr, " If object numbers are specified, only " 1583ad6c7f9SVictor Latushkin "those objects are dumped\n\n"); 1593ad6c7f9SVictor Latushkin (void) fprintf(stderr, " Options to control amount of output:\n"); 1603ad6c7f9SVictor Latushkin (void) fprintf(stderr, " -b block statistics\n"); 1613ad6c7f9SVictor Latushkin (void) fprintf(stderr, " -c checksum all metadata (twice for " 1626365109dSVictor Latushkin "all data) blocks\n"); 163ed61ec1dSYuri Pankov (void) fprintf(stderr, " -C config (or cachefile if alone)\n"); 164ed61ec1dSYuri Pankov (void) fprintf(stderr, " -d dataset(s)\n"); 165f0ba89beSJeff Bonwick (void) fprintf(stderr, " -D dedup statistics\n"); 1664923c69fSMatthew Ahrens (void) fprintf(stderr, " -E decode and display block from an " 1674923c69fSMatthew Ahrens "embedded block pointer\n"); 168ed61ec1dSYuri Pankov (void) fprintf(stderr, " -h pool history\n"); 169ed61ec1dSYuri Pankov (void) fprintf(stderr, " -i intent logs\n"); 17064723e36SYuri Pankov (void) fprintf(stderr, " -l read label contents\n"); 17186714001SSerapheim Dimitropoulos (void) fprintf(stderr, " -k examine the checkpointed state " 17286714001SSerapheim Dimitropoulos "of the pool\n"); 17382a0a985SVictor Latushkin (void) fprintf(stderr, " -L disable leak tracking (do not " 17482a0a985SVictor Latushkin "load spacemaps)\n"); 175ed61ec1dSYuri Pankov (void) fprintf(stderr, " -m metaslabs\n"); 176ed61ec1dSYuri Pankov (void) fprintf(stderr, " -M metaslab groups\n"); 177ed61ec1dSYuri Pankov (void) fprintf(stderr, " -O perform object lookups by path\n"); 178d41e7643Sek (void) fprintf(stderr, " -R read and display block from a " 179ed61ec1dSYuri Pankov "device\n"); 180ed61ec1dSYuri Pankov (void) fprintf(stderr, " -s report stats on zdb's I/O\n"); 181ed61ec1dSYuri Pankov (void) fprintf(stderr, " -S simulate dedup to measure effect\n"); 182ed61ec1dSYuri Pankov (void) fprintf(stderr, " -v verbose (applies to all " 183ed61ec1dSYuri Pankov "others)\n\n"); 1843ad6c7f9SVictor Latushkin (void) fprintf(stderr, " Below options are intended for use " 185df15e419SMatthew Ahrens "with other options:\n"); 186feef89cfSVictor Latushkin (void) fprintf(stderr, " -A ignore assertions (-A), enable " 187feef89cfSVictor Latushkin "panic recovery (-AA) or both (-AAA)\n"); 1883ad6c7f9SVictor Latushkin (void) fprintf(stderr, " -e pool is exported/destroyed/" 1893ad6c7f9SVictor Latushkin "has altroot/not in a cachefile\n"); 190ed61ec1dSYuri Pankov (void) fprintf(stderr, " -F attempt automatic rewind within " 191ed61ec1dSYuri Pankov "safe range of transaction groups\n"); 192ed61ec1dSYuri Pankov (void) fprintf(stderr, " -G dump zfs_dbgmsg buffer before " 193ed61ec1dSYuri Pankov "exiting\n"); 1942e4c9986SGeorge Wilson (void) fprintf(stderr, " -I <number of inflight I/Os> -- " 195df15e419SMatthew Ahrens "specify the maximum number of " 196df15e419SMatthew Ahrens "checksumming I/Os [default is 200]\n"); 1970e60744cSPavel Zakharov (void) fprintf(stderr, " -o <variable>=<value> set global " 1980e60744cSPavel Zakharov "variable to an unsigned 32-bit integer value\n"); 199ed61ec1dSYuri Pankov (void) fprintf(stderr, " -p <path> -- use one or more with " 200ed61ec1dSYuri Pankov "-e to specify path to vdev dir\n"); 201ed61ec1dSYuri Pankov (void) fprintf(stderr, " -P print numbers in parseable form\n"); 20264723e36SYuri Pankov (void) fprintf(stderr, " -q don't print label contents\n"); 203ed61ec1dSYuri Pankov (void) fprintf(stderr, " -t <txg> -- highest txg to use when " 204ed61ec1dSYuri Pankov "searching for uberblocks\n"); 20564723e36SYuri Pankov (void) fprintf(stderr, " -u uberblock\n"); 206ed61ec1dSYuri Pankov (void) fprintf(stderr, " -U <cachefile_path> -- use alternate " 207ed61ec1dSYuri Pankov "cachefile\n"); 208dfd5965fSRichard Yao (void) fprintf(stderr, " -V do verbatim import\n"); 209ed61ec1dSYuri Pankov (void) fprintf(stderr, " -x <dumpdir> -- " 210ed61ec1dSYuri Pankov "dump all read blocks into specified directory\n"); 211ed61ec1dSYuri Pankov (void) fprintf(stderr, " -X attempt extreme rewind (does not " 212ed61ec1dSYuri Pankov "work with dataset)\n\n"); 213fa9e4066Sahrens (void) fprintf(stderr, "Specify an option more than once (e.g. -bb) " 214fa9e4066Sahrens "to make only that option verbose\n"); 215fa9e4066Sahrens (void) fprintf(stderr, "Default is to dump everything non-verbosely\n"); 216fa9e4066Sahrens exit(1); 217fa9e4066Sahrens } 218fa9e4066Sahrens 21929bdd2f9SPavel Zakharov static void 22029bdd2f9SPavel Zakharov dump_debug_buffer() 22129bdd2f9SPavel Zakharov { 22229bdd2f9SPavel Zakharov if (dump_opt['G']) { 22329bdd2f9SPavel Zakharov (void) printf("\n"); 22429bdd2f9SPavel Zakharov zfs_dbgmsg_print("zdb"); 22529bdd2f9SPavel Zakharov } 22629bdd2f9SPavel Zakharov } 22729bdd2f9SPavel Zakharov 228ccba0801SRich Morris /* 229ccba0801SRich Morris * Called for usage errors that are discovered after a call to spa_open(), 230ccba0801SRich Morris * dmu_bonus_hold(), or pool_match(). abort() is called for other errors. 231ccba0801SRich Morris */ 232ccba0801SRich Morris 233fa9e4066Sahrens static void 234fa9e4066Sahrens fatal(const char *fmt, ...) 235fa9e4066Sahrens { 236fa9e4066Sahrens va_list ap; 237fa9e4066Sahrens 238fa9e4066Sahrens va_start(ap, fmt); 239fa9e4066Sahrens (void) fprintf(stderr, "%s: ", cmdname); 240fa9e4066Sahrens (void) vfprintf(stderr, fmt, ap); 241fa9e4066Sahrens va_end(ap); 242fa9e4066Sahrens (void) fprintf(stderr, "\n"); 243fa9e4066Sahrens 24429bdd2f9SPavel Zakharov dump_debug_buffer(); 24529bdd2f9SPavel Zakharov 246ccba0801SRich Morris exit(1); 247fa9e4066Sahrens } 248fa9e4066Sahrens 249fa9e4066Sahrens /* ARGSUSED */ 250fa9e4066Sahrens static void 251fa9e4066Sahrens dump_packed_nvlist(objset_t *os, uint64_t object, void *data, size_t size) 252fa9e4066Sahrens { 253fa9e4066Sahrens nvlist_t *nv; 254fa9e4066Sahrens size_t nvsize = *(uint64_t *)data; 255fa9e4066Sahrens char *packed = umem_alloc(nvsize, UMEM_NOFAIL); 256fa9e4066Sahrens 2577bfdf011SNeil Perrin VERIFY(0 == dmu_read(os, object, 0, nvsize, packed, DMU_READ_PREFETCH)); 258fa9e4066Sahrens 259fa9e4066Sahrens VERIFY(nvlist_unpack(packed, nvsize, &nv, 0) == 0); 260fa9e4066Sahrens 261fa9e4066Sahrens umem_free(packed, nvsize); 262fa9e4066Sahrens 263fa9e4066Sahrens dump_nvlist(nv, 8); 264fa9e4066Sahrens 265fa9e4066Sahrens nvlist_free(nv); 266fa9e4066Sahrens } 267fa9e4066Sahrens 2684445fffbSMatthew Ahrens /* ARGSUSED */ 2694445fffbSMatthew Ahrens static void 2704445fffbSMatthew Ahrens dump_history_offsets(objset_t *os, uint64_t object, void *data, size_t size) 2714445fffbSMatthew Ahrens { 2724445fffbSMatthew Ahrens spa_history_phys_t *shp = data; 2734445fffbSMatthew Ahrens 2744445fffbSMatthew Ahrens if (shp == NULL) 2754445fffbSMatthew Ahrens return; 2764445fffbSMatthew Ahrens 2774445fffbSMatthew Ahrens (void) printf("\t\tpool_create_len = %llu\n", 2784445fffbSMatthew Ahrens (u_longlong_t)shp->sh_pool_create_len); 2794445fffbSMatthew Ahrens (void) printf("\t\tphys_max_off = %llu\n", 2804445fffbSMatthew Ahrens (u_longlong_t)shp->sh_phys_max_off); 2814445fffbSMatthew Ahrens (void) printf("\t\tbof = %llu\n", 2824445fffbSMatthew Ahrens (u_longlong_t)shp->sh_bof); 2834445fffbSMatthew Ahrens (void) printf("\t\teof = %llu\n", 2844445fffbSMatthew Ahrens (u_longlong_t)shp->sh_eof); 2854445fffbSMatthew Ahrens (void) printf("\t\trecords_lost = %llu\n", 2864445fffbSMatthew Ahrens (u_longlong_t)shp->sh_records_lost); 2874445fffbSMatthew Ahrens } 2884445fffbSMatthew Ahrens 2893f9d6ad7SLin Ling static void 2900a055120SJason King zdb_nicenum(uint64_t num, char *buf, size_t buflen) 2913f9d6ad7SLin Ling { 2923f9d6ad7SLin Ling if (dump_opt['P']) 2930a055120SJason King (void) snprintf(buf, buflen, "%llu", (longlong_t)num); 2943f9d6ad7SLin Ling else 2950a055120SJason King nicenum(num, buf, sizeof (buf)); 2963f9d6ad7SLin Ling } 2973f9d6ad7SLin Ling 2983f7978d0SAlan Somers static const char histo_stars[] = "****************************************"; 2993f7978d0SAlan Somers static const uint64_t histo_width = sizeof (histo_stars) - 1; 300fa9e4066Sahrens 301fa9e4066Sahrens static void 3020713e232SGeorge Wilson dump_histogram(const uint64_t *histo, int size, int offset) 303fa9e4066Sahrens { 304fa9e4066Sahrens int i; 305490d05b9SMatthew Ahrens int minidx = size - 1; 306fa9e4066Sahrens int maxidx = 0; 307fa9e4066Sahrens uint64_t max = 0; 308fa9e4066Sahrens 309490d05b9SMatthew Ahrens for (i = 0; i < size; i++) { 310fa9e4066Sahrens if (histo[i] > max) 311fa9e4066Sahrens max = histo[i]; 312fa9e4066Sahrens if (histo[i] > 0 && i > maxidx) 313fa9e4066Sahrens maxidx = i; 314fa9e4066Sahrens if (histo[i] > 0 && i < minidx) 315fa9e4066Sahrens minidx = i; 316fa9e4066Sahrens } 317fa9e4066Sahrens 318490d05b9SMatthew Ahrens if (max < histo_width) 319490d05b9SMatthew Ahrens max = histo_width; 320fa9e4066Sahrens 321490d05b9SMatthew Ahrens for (i = minidx; i <= maxidx; i++) { 322490d05b9SMatthew Ahrens (void) printf("\t\t\t%3u: %6llu %s\n", 3230713e232SGeorge Wilson i + offset, (u_longlong_t)histo[i], 324490d05b9SMatthew Ahrens &histo_stars[(max - histo[i]) * histo_width / max]); 325490d05b9SMatthew Ahrens } 326fa9e4066Sahrens } 327fa9e4066Sahrens 328fa9e4066Sahrens static void 329fa9e4066Sahrens dump_zap_stats(objset_t *os, uint64_t object) 330fa9e4066Sahrens { 331fa9e4066Sahrens int error; 332fa9e4066Sahrens zap_stats_t zs; 333fa9e4066Sahrens 334fa9e4066Sahrens error = zap_get_stats(os, object, &zs); 335fa9e4066Sahrens if (error) 336fa9e4066Sahrens return; 337fa9e4066Sahrens 338fa9e4066Sahrens if (zs.zs_ptrtbl_len == 0) { 339fa9e4066Sahrens ASSERT(zs.zs_num_blocks == 1); 340fa9e4066Sahrens (void) printf("\tmicrozap: %llu bytes, %llu entries\n", 341fa9e4066Sahrens (u_longlong_t)zs.zs_blocksize, 342fa9e4066Sahrens (u_longlong_t)zs.zs_num_entries); 343fa9e4066Sahrens return; 344fa9e4066Sahrens } 345fa9e4066Sahrens 346fa9e4066Sahrens (void) printf("\tFat ZAP stats:\n"); 3478248818dSnd 3488248818dSnd (void) printf("\t\tPointer table:\n"); 3498248818dSnd (void) printf("\t\t\t%llu elements\n", 350fa9e4066Sahrens (u_longlong_t)zs.zs_ptrtbl_len); 3518248818dSnd (void) printf("\t\t\tzt_blk: %llu\n", 3528248818dSnd (u_longlong_t)zs.zs_ptrtbl_zt_blk); 3538248818dSnd (void) printf("\t\t\tzt_numblks: %llu\n", 3548248818dSnd (u_longlong_t)zs.zs_ptrtbl_zt_numblks); 3558248818dSnd (void) printf("\t\t\tzt_shift: %llu\n", 3568248818dSnd (u_longlong_t)zs.zs_ptrtbl_zt_shift); 3578248818dSnd (void) printf("\t\t\tzt_blks_copied: %llu\n", 3588248818dSnd (u_longlong_t)zs.zs_ptrtbl_blks_copied); 3598248818dSnd (void) printf("\t\t\tzt_nextblk: %llu\n", 3608248818dSnd (u_longlong_t)zs.zs_ptrtbl_nextblk); 3618248818dSnd 362fa9e4066Sahrens (void) printf("\t\tZAP entries: %llu\n", 363fa9e4066Sahrens (u_longlong_t)zs.zs_num_entries); 364fa9e4066Sahrens (void) printf("\t\tLeaf blocks: %llu\n", 365fa9e4066Sahrens (u_longlong_t)zs.zs_num_leafs); 366fa9e4066Sahrens (void) printf("\t\tTotal blocks: %llu\n", 367fa9e4066Sahrens (u_longlong_t)zs.zs_num_blocks); 3688248818dSnd (void) printf("\t\tzap_block_type: 0x%llx\n", 3698248818dSnd (u_longlong_t)zs.zs_block_type); 3708248818dSnd (void) printf("\t\tzap_magic: 0x%llx\n", 3718248818dSnd (u_longlong_t)zs.zs_magic); 3728248818dSnd (void) printf("\t\tzap_salt: 0x%llx\n", 3738248818dSnd (u_longlong_t)zs.zs_salt); 374fa9e4066Sahrens 375fa9e4066Sahrens (void) printf("\t\tLeafs with 2^n pointers:\n"); 3760713e232SGeorge Wilson dump_histogram(zs.zs_leafs_with_2n_pointers, ZAP_HISTOGRAM_SIZE, 0); 377fa9e4066Sahrens 378fa9e4066Sahrens (void) printf("\t\tBlocks with n*5 entries:\n"); 3790713e232SGeorge Wilson dump_histogram(zs.zs_blocks_with_n5_entries, ZAP_HISTOGRAM_SIZE, 0); 380fa9e4066Sahrens 381fa9e4066Sahrens (void) printf("\t\tBlocks n/10 full:\n"); 3820713e232SGeorge Wilson dump_histogram(zs.zs_blocks_n_tenths_full, ZAP_HISTOGRAM_SIZE, 0); 383fa9e4066Sahrens 384fa9e4066Sahrens (void) printf("\t\tEntries with n chunks:\n"); 3850713e232SGeorge Wilson dump_histogram(zs.zs_entries_using_n_chunks, ZAP_HISTOGRAM_SIZE, 0); 386fa9e4066Sahrens 387fa9e4066Sahrens (void) printf("\t\tBuckets with n entries:\n"); 3880713e232SGeorge Wilson dump_histogram(zs.zs_buckets_with_n_entries, ZAP_HISTOGRAM_SIZE, 0); 389fa9e4066Sahrens } 390fa9e4066Sahrens 391fa9e4066Sahrens /*ARGSUSED*/ 392fa9e4066Sahrens static void 393fa9e4066Sahrens dump_none(objset_t *os, uint64_t object, void *data, size_t size) 394fa9e4066Sahrens { 395fa9e4066Sahrens } 396fa9e4066Sahrens 3976de8f417SVictor Latushkin /*ARGSUSED*/ 3986de8f417SVictor Latushkin static void 3996de8f417SVictor Latushkin dump_unknown(objset_t *os, uint64_t object, void *data, size_t size) 4006de8f417SVictor Latushkin { 4016de8f417SVictor Latushkin (void) printf("\tUNKNOWN OBJECT TYPE\n"); 4026de8f417SVictor Latushkin } 4036de8f417SVictor Latushkin 404fa9e4066Sahrens /*ARGSUSED*/ 4053f7978d0SAlan Somers static void 406fa9e4066Sahrens dump_uint8(objset_t *os, uint64_t object, void *data, size_t size) 407fa9e4066Sahrens { 408fa9e4066Sahrens } 409fa9e4066Sahrens 410fa9e4066Sahrens /*ARGSUSED*/ 411fa9e4066Sahrens static void 412fa9e4066Sahrens dump_uint64(objset_t *os, uint64_t object, void *data, size_t size) 413fa9e4066Sahrens { 414fa9e4066Sahrens } 415fa9e4066Sahrens 416fa9e4066Sahrens /*ARGSUSED*/ 417fa9e4066Sahrens static void 418fa9e4066Sahrens dump_zap(objset_t *os, uint64_t object, void *data, size_t size) 419fa9e4066Sahrens { 420fa9e4066Sahrens zap_cursor_t zc; 421fa9e4066Sahrens zap_attribute_t attr; 422fa9e4066Sahrens void *prop; 4233f7978d0SAlan Somers unsigned i; 424fa9e4066Sahrens 425fa9e4066Sahrens dump_zap_stats(os, object); 426fa9e4066Sahrens (void) printf("\n"); 427fa9e4066Sahrens 428fa9e4066Sahrens for (zap_cursor_init(&zc, os, object); 429fa9e4066Sahrens zap_cursor_retrieve(&zc, &attr) == 0; 430fa9e4066Sahrens zap_cursor_advance(&zc)) { 431fa9e4066Sahrens (void) printf("\t\t%s = ", attr.za_name); 432fa9e4066Sahrens if (attr.za_num_integers == 0) { 433fa9e4066Sahrens (void) printf("\n"); 434fa9e4066Sahrens continue; 435fa9e4066Sahrens } 436fa9e4066Sahrens prop = umem_zalloc(attr.za_num_integers * 437fa9e4066Sahrens attr.za_integer_length, UMEM_NOFAIL); 438fa9e4066Sahrens (void) zap_lookup(os, object, attr.za_name, 439fa9e4066Sahrens attr.za_integer_length, attr.za_num_integers, prop); 440fa9e4066Sahrens if (attr.za_integer_length == 1) { 441fa9e4066Sahrens (void) printf("%s", (char *)prop); 442fa9e4066Sahrens } else { 443fa9e4066Sahrens for (i = 0; i < attr.za_num_integers; i++) { 444fa9e4066Sahrens switch (attr.za_integer_length) { 445fa9e4066Sahrens case 2: 446fa9e4066Sahrens (void) printf("%u ", 447fa9e4066Sahrens ((uint16_t *)prop)[i]); 448fa9e4066Sahrens break; 449fa9e4066Sahrens case 4: 450fa9e4066Sahrens (void) printf("%u ", 451fa9e4066Sahrens ((uint32_t *)prop)[i]); 452fa9e4066Sahrens break; 453fa9e4066Sahrens case 8: 454fa9e4066Sahrens (void) printf("%lld ", 455fa9e4066Sahrens (u_longlong_t)((int64_t *)prop)[i]); 456fa9e4066Sahrens break; 457fa9e4066Sahrens } 458fa9e4066Sahrens } 459fa9e4066Sahrens } 460fa9e4066Sahrens (void) printf("\n"); 461fa9e4066Sahrens umem_free(prop, attr.za_num_integers * attr.za_integer_length); 462fa9e4066Sahrens } 46387e5029aSahrens zap_cursor_fini(&zc); 464fa9e4066Sahrens } 465fa9e4066Sahrens 466732885fcSMatthew Ahrens static void 467732885fcSMatthew Ahrens dump_bpobj(objset_t *os, uint64_t object, void *data, size_t size) 468732885fcSMatthew Ahrens { 469732885fcSMatthew Ahrens bpobj_phys_t *bpop = data; 470732885fcSMatthew Ahrens char bytes[32], comp[32], uncomp[32]; 471732885fcSMatthew Ahrens 4720a055120SJason King /* make sure the output won't get truncated */ 4730a055120SJason King CTASSERT(sizeof (bytes) >= NN_NUMBUF_SZ); 4740a055120SJason King CTASSERT(sizeof (comp) >= NN_NUMBUF_SZ); 4750a055120SJason King CTASSERT(sizeof (uncomp) >= NN_NUMBUF_SZ); 4760a055120SJason King 477732885fcSMatthew Ahrens if (bpop == NULL) 478732885fcSMatthew Ahrens return; 479732885fcSMatthew Ahrens 4800a055120SJason King zdb_nicenum(bpop->bpo_bytes, bytes, sizeof (bytes)); 4810a055120SJason King zdb_nicenum(bpop->bpo_comp, comp, sizeof (comp)); 4820a055120SJason King zdb_nicenum(bpop->bpo_uncomp, uncomp, sizeof (uncomp)); 483732885fcSMatthew Ahrens 484732885fcSMatthew Ahrens (void) printf("\t\tnum_blkptrs = %llu\n", 485732885fcSMatthew Ahrens (u_longlong_t)bpop->bpo_num_blkptrs); 486732885fcSMatthew Ahrens (void) printf("\t\tbytes = %s\n", bytes); 487732885fcSMatthew Ahrens if (size >= BPOBJ_SIZE_V1) { 488732885fcSMatthew Ahrens (void) printf("\t\tcomp = %s\n", comp); 489732885fcSMatthew Ahrens (void) printf("\t\tuncomp = %s\n", uncomp); 490732885fcSMatthew Ahrens } 491732885fcSMatthew Ahrens if (size >= sizeof (*bpop)) { 492732885fcSMatthew Ahrens (void) printf("\t\tsubobjs = %llu\n", 493732885fcSMatthew Ahrens (u_longlong_t)bpop->bpo_subobjs); 494732885fcSMatthew Ahrens (void) printf("\t\tnum_subobjs = %llu\n", 495732885fcSMatthew Ahrens (u_longlong_t)bpop->bpo_num_subobjs); 496732885fcSMatthew Ahrens } 497732885fcSMatthew Ahrens 498732885fcSMatthew Ahrens if (dump_opt['d'] < 5) 499732885fcSMatthew Ahrens return; 500732885fcSMatthew Ahrens 501732885fcSMatthew Ahrens for (uint64_t i = 0; i < bpop->bpo_num_blkptrs; i++) { 502732885fcSMatthew Ahrens char blkbuf[BP_SPRINTF_LEN]; 503732885fcSMatthew Ahrens blkptr_t bp; 504732885fcSMatthew Ahrens 505732885fcSMatthew Ahrens int err = dmu_read(os, object, 506732885fcSMatthew Ahrens i * sizeof (bp), sizeof (bp), &bp, 0); 507732885fcSMatthew Ahrens if (err != 0) { 508732885fcSMatthew Ahrens (void) printf("got error %u from dmu_read\n", err); 509732885fcSMatthew Ahrens break; 510732885fcSMatthew Ahrens } 511732885fcSMatthew Ahrens snprintf_blkptr_compact(blkbuf, sizeof (blkbuf), &bp); 512732885fcSMatthew Ahrens (void) printf("\t%s\n", blkbuf); 513732885fcSMatthew Ahrens } 514732885fcSMatthew Ahrens } 515732885fcSMatthew Ahrens 516732885fcSMatthew Ahrens /* ARGSUSED */ 517732885fcSMatthew Ahrens static void 518732885fcSMatthew Ahrens dump_bpobj_subobjs(objset_t *os, uint64_t object, void *data, size_t size) 519732885fcSMatthew Ahrens { 520732885fcSMatthew Ahrens dmu_object_info_t doi; 521732885fcSMatthew Ahrens 522732885fcSMatthew Ahrens VERIFY0(dmu_object_info(os, object, &doi)); 523732885fcSMatthew Ahrens uint64_t *subobjs = kmem_alloc(doi.doi_max_offset, KM_SLEEP); 524732885fcSMatthew Ahrens 525732885fcSMatthew Ahrens int err = dmu_read(os, object, 0, doi.doi_max_offset, subobjs, 0); 526732885fcSMatthew Ahrens if (err != 0) { 527732885fcSMatthew Ahrens (void) printf("got error %u from dmu_read\n", err); 528732885fcSMatthew Ahrens kmem_free(subobjs, doi.doi_max_offset); 529732885fcSMatthew Ahrens return; 530732885fcSMatthew Ahrens } 531732885fcSMatthew Ahrens 532732885fcSMatthew Ahrens int64_t last_nonzero = -1; 533732885fcSMatthew Ahrens for (uint64_t i = 0; i < doi.doi_max_offset / 8; i++) { 534732885fcSMatthew Ahrens if (subobjs[i] != 0) 535732885fcSMatthew Ahrens last_nonzero = i; 536732885fcSMatthew Ahrens } 537732885fcSMatthew Ahrens 538732885fcSMatthew Ahrens for (int64_t i = 0; i <= last_nonzero; i++) { 539732885fcSMatthew Ahrens (void) printf("\t%llu\n", (longlong_t)subobjs[i]); 540732885fcSMatthew Ahrens } 541732885fcSMatthew Ahrens kmem_free(subobjs, doi.doi_max_offset); 542732885fcSMatthew Ahrens } 543732885fcSMatthew Ahrens 544486ae710SMatthew Ahrens /*ARGSUSED*/ 545486ae710SMatthew Ahrens static void 546486ae710SMatthew Ahrens dump_ddt_zap(objset_t *os, uint64_t object, void *data, size_t size) 547486ae710SMatthew Ahrens { 548486ae710SMatthew Ahrens dump_zap_stats(os, object); 549486ae710SMatthew Ahrens /* contents are printed elsewhere, properly decoded */ 550486ae710SMatthew Ahrens } 551486ae710SMatthew Ahrens 5520a586ceaSMark Shellenbaum /*ARGSUSED*/ 5530a586ceaSMark Shellenbaum static void 5540a586ceaSMark Shellenbaum dump_sa_attrs(objset_t *os, uint64_t object, void *data, size_t size) 5550a586ceaSMark Shellenbaum { 5560a586ceaSMark Shellenbaum zap_cursor_t zc; 5570a586ceaSMark Shellenbaum zap_attribute_t attr; 5580a586ceaSMark Shellenbaum 5590a586ceaSMark Shellenbaum dump_zap_stats(os, object); 5600a586ceaSMark Shellenbaum (void) printf("\n"); 5610a586ceaSMark Shellenbaum 5620a586ceaSMark Shellenbaum for (zap_cursor_init(&zc, os, object); 5630a586ceaSMark Shellenbaum zap_cursor_retrieve(&zc, &attr) == 0; 5640a586ceaSMark Shellenbaum zap_cursor_advance(&zc)) { 5650a586ceaSMark Shellenbaum (void) printf("\t\t%s = ", attr.za_name); 5660a586ceaSMark Shellenbaum if (attr.za_num_integers == 0) { 5670a586ceaSMark Shellenbaum (void) printf("\n"); 5680a586ceaSMark Shellenbaum continue; 5690a586ceaSMark Shellenbaum } 5700a586ceaSMark Shellenbaum (void) printf(" %llx : [%d:%d:%d]\n", 5710a586ceaSMark Shellenbaum (u_longlong_t)attr.za_first_integer, 5720a586ceaSMark Shellenbaum (int)ATTR_LENGTH(attr.za_first_integer), 5730a586ceaSMark Shellenbaum (int)ATTR_BSWAP(attr.za_first_integer), 5740a586ceaSMark Shellenbaum (int)ATTR_NUM(attr.za_first_integer)); 5750a586ceaSMark Shellenbaum } 5760a586ceaSMark Shellenbaum zap_cursor_fini(&zc); 5770a586ceaSMark Shellenbaum } 5780a586ceaSMark Shellenbaum 5790a586ceaSMark Shellenbaum /*ARGSUSED*/ 5800a586ceaSMark Shellenbaum static void 5810a586ceaSMark Shellenbaum dump_sa_layouts(objset_t *os, uint64_t object, void *data, size_t size) 5820a586ceaSMark Shellenbaum { 5830a586ceaSMark Shellenbaum zap_cursor_t zc; 5840a586ceaSMark Shellenbaum zap_attribute_t attr; 5850a586ceaSMark Shellenbaum uint16_t *layout_attrs; 5863f7978d0SAlan Somers unsigned i; 5870a586ceaSMark Shellenbaum 5880a586ceaSMark Shellenbaum dump_zap_stats(os, object); 5890a586ceaSMark Shellenbaum (void) printf("\n"); 5900a586ceaSMark Shellenbaum 5910a586ceaSMark Shellenbaum for (zap_cursor_init(&zc, os, object); 5920a586ceaSMark Shellenbaum zap_cursor_retrieve(&zc, &attr) == 0; 5930a586ceaSMark Shellenbaum zap_cursor_advance(&zc)) { 5940a586ceaSMark Shellenbaum (void) printf("\t\t%s = [", attr.za_name); 5950a586ceaSMark Shellenbaum if (attr.za_num_integers == 0) { 5960a586ceaSMark Shellenbaum (void) printf("\n"); 5970a586ceaSMark Shellenbaum continue; 5980a586ceaSMark Shellenbaum } 5990a586ceaSMark Shellenbaum 6000a586ceaSMark Shellenbaum VERIFY(attr.za_integer_length == 2); 6010a586ceaSMark Shellenbaum layout_attrs = umem_zalloc(attr.za_num_integers * 6020a586ceaSMark Shellenbaum attr.za_integer_length, UMEM_NOFAIL); 6030a586ceaSMark Shellenbaum 6040a586ceaSMark Shellenbaum VERIFY(zap_lookup(os, object, attr.za_name, 6050a586ceaSMark Shellenbaum attr.za_integer_length, 6060a586ceaSMark Shellenbaum attr.za_num_integers, layout_attrs) == 0); 6070a586ceaSMark Shellenbaum 6080a586ceaSMark Shellenbaum for (i = 0; i != attr.za_num_integers; i++) 6090a586ceaSMark Shellenbaum (void) printf(" %d ", (int)layout_attrs[i]); 6100a586ceaSMark Shellenbaum (void) printf("]\n"); 6110a586ceaSMark Shellenbaum umem_free(layout_attrs, 6120a586ceaSMark Shellenbaum attr.za_num_integers * attr.za_integer_length); 6130a586ceaSMark Shellenbaum } 6140a586ceaSMark Shellenbaum zap_cursor_fini(&zc); 6150a586ceaSMark Shellenbaum } 6160a586ceaSMark Shellenbaum 617e7437265Sahrens /*ARGSUSED*/ 618e7437265Sahrens static void 619e7437265Sahrens dump_zpldir(objset_t *os, uint64_t object, void *data, size_t size) 620e7437265Sahrens { 621e7437265Sahrens zap_cursor_t zc; 622e7437265Sahrens zap_attribute_t attr; 623e7437265Sahrens const char *typenames[] = { 624e7437265Sahrens /* 0 */ "not specified", 625e7437265Sahrens /* 1 */ "FIFO", 626e7437265Sahrens /* 2 */ "Character Device", 627e7437265Sahrens /* 3 */ "3 (invalid)", 628e7437265Sahrens /* 4 */ "Directory", 629e7437265Sahrens /* 5 */ "5 (invalid)", 630e7437265Sahrens /* 6 */ "Block Device", 631e7437265Sahrens /* 7 */ "7 (invalid)", 632e7437265Sahrens /* 8 */ "Regular File", 633e7437265Sahrens /* 9 */ "9 (invalid)", 634e7437265Sahrens /* 10 */ "Symbolic Link", 635e7437265Sahrens /* 11 */ "11 (invalid)", 636e7437265Sahrens /* 12 */ "Socket", 637e7437265Sahrens /* 13 */ "Door", 638e7437265Sahrens /* 14 */ "Event Port", 639e7437265Sahrens /* 15 */ "15 (invalid)", 640e7437265Sahrens }; 641e7437265Sahrens 642e7437265Sahrens dump_zap_stats(os, object); 643e7437265Sahrens (void) printf("\n"); 644e7437265Sahrens 645e7437265Sahrens for (zap_cursor_init(&zc, os, object); 646e7437265Sahrens zap_cursor_retrieve(&zc, &attr) == 0; 647e7437265Sahrens zap_cursor_advance(&zc)) { 648e7437265Sahrens (void) printf("\t\t%s = %lld (type: %s)\n", 649e7437265Sahrens attr.za_name, ZFS_DIRENT_OBJ(attr.za_first_integer), 650e7437265Sahrens typenames[ZFS_DIRENT_TYPE(attr.za_first_integer)]); 651e7437265Sahrens } 652e7437265Sahrens zap_cursor_fini(&zc); 653e7437265Sahrens } 654e7437265Sahrens 6553f7978d0SAlan Somers static int 6560713e232SGeorge Wilson get_dtl_refcount(vdev_t *vd) 6570713e232SGeorge Wilson { 6580713e232SGeorge Wilson int refcount = 0; 6590713e232SGeorge Wilson 6600713e232SGeorge Wilson if (vd->vdev_ops->vdev_op_leaf) { 6610713e232SGeorge Wilson space_map_t *sm = vd->vdev_dtl_sm; 6620713e232SGeorge Wilson 6630713e232SGeorge Wilson if (sm != NULL && 6640713e232SGeorge Wilson sm->sm_dbuf->db_size == sizeof (space_map_phys_t)) 6650713e232SGeorge Wilson return (1); 6660713e232SGeorge Wilson return (0); 6670713e232SGeorge Wilson } 6680713e232SGeorge Wilson 6693f7978d0SAlan Somers for (unsigned c = 0; c < vd->vdev_children; c++) 6700713e232SGeorge Wilson refcount += get_dtl_refcount(vd->vdev_child[c]); 6710713e232SGeorge Wilson return (refcount); 6720713e232SGeorge Wilson } 6730713e232SGeorge Wilson 6743f7978d0SAlan Somers static int 6750713e232SGeorge Wilson get_metaslab_refcount(vdev_t *vd) 6760713e232SGeorge Wilson { 6770713e232SGeorge Wilson int refcount = 0; 6780713e232SGeorge Wilson 6795cabbc6bSPrashanth Sreenivasa if (vd->vdev_top == vd) { 6805cabbc6bSPrashanth Sreenivasa for (uint64_t m = 0; m < vd->vdev_ms_count; m++) { 6810713e232SGeorge Wilson space_map_t *sm = vd->vdev_ms[m]->ms_sm; 6820713e232SGeorge Wilson 6830713e232SGeorge Wilson if (sm != NULL && 6840713e232SGeorge Wilson sm->sm_dbuf->db_size == sizeof (space_map_phys_t)) 6850713e232SGeorge Wilson refcount++; 6860713e232SGeorge Wilson } 6870713e232SGeorge Wilson } 6883f7978d0SAlan Somers for (unsigned c = 0; c < vd->vdev_children; c++) 6890713e232SGeorge Wilson refcount += get_metaslab_refcount(vd->vdev_child[c]); 6900713e232SGeorge Wilson 6910713e232SGeorge Wilson return (refcount); 6920713e232SGeorge Wilson } 6930713e232SGeorge Wilson 6945cabbc6bSPrashanth Sreenivasa static int 6955cabbc6bSPrashanth Sreenivasa get_obsolete_refcount(vdev_t *vd) 6965cabbc6bSPrashanth Sreenivasa { 6975cabbc6bSPrashanth Sreenivasa int refcount = 0; 6985cabbc6bSPrashanth Sreenivasa 6995cabbc6bSPrashanth Sreenivasa uint64_t obsolete_sm_obj = vdev_obsolete_sm_object(vd); 7005cabbc6bSPrashanth Sreenivasa if (vd->vdev_top == vd && obsolete_sm_obj != 0) { 7015cabbc6bSPrashanth Sreenivasa dmu_object_info_t doi; 7025cabbc6bSPrashanth Sreenivasa VERIFY0(dmu_object_info(vd->vdev_spa->spa_meta_objset, 7035cabbc6bSPrashanth Sreenivasa obsolete_sm_obj, &doi)); 7045cabbc6bSPrashanth Sreenivasa if (doi.doi_bonus_size == sizeof (space_map_phys_t)) { 7055cabbc6bSPrashanth Sreenivasa refcount++; 7065cabbc6bSPrashanth Sreenivasa } 7075cabbc6bSPrashanth Sreenivasa } else { 7085cabbc6bSPrashanth Sreenivasa ASSERT3P(vd->vdev_obsolete_sm, ==, NULL); 7095cabbc6bSPrashanth Sreenivasa ASSERT3U(obsolete_sm_obj, ==, 0); 7105cabbc6bSPrashanth Sreenivasa } 7115cabbc6bSPrashanth Sreenivasa for (unsigned c = 0; c < vd->vdev_children; c++) { 7125cabbc6bSPrashanth Sreenivasa refcount += get_obsolete_refcount(vd->vdev_child[c]); 7135cabbc6bSPrashanth Sreenivasa } 7145cabbc6bSPrashanth Sreenivasa 7155cabbc6bSPrashanth Sreenivasa return (refcount); 7165cabbc6bSPrashanth Sreenivasa } 7175cabbc6bSPrashanth Sreenivasa 7185cabbc6bSPrashanth Sreenivasa static int 7195cabbc6bSPrashanth Sreenivasa get_prev_obsolete_spacemap_refcount(spa_t *spa) 7205cabbc6bSPrashanth Sreenivasa { 7215cabbc6bSPrashanth Sreenivasa uint64_t prev_obj = 7225cabbc6bSPrashanth Sreenivasa spa->spa_condensing_indirect_phys.scip_prev_obsolete_sm_object; 7235cabbc6bSPrashanth Sreenivasa if (prev_obj != 0) { 7245cabbc6bSPrashanth Sreenivasa dmu_object_info_t doi; 7255cabbc6bSPrashanth Sreenivasa VERIFY0(dmu_object_info(spa->spa_meta_objset, prev_obj, &doi)); 7265cabbc6bSPrashanth Sreenivasa if (doi.doi_bonus_size == sizeof (space_map_phys_t)) { 7275cabbc6bSPrashanth Sreenivasa return (1); 7285cabbc6bSPrashanth Sreenivasa } 7295cabbc6bSPrashanth Sreenivasa } 7305cabbc6bSPrashanth Sreenivasa return (0); 7315cabbc6bSPrashanth Sreenivasa } 7325cabbc6bSPrashanth Sreenivasa 73386714001SSerapheim Dimitropoulos static int 73486714001SSerapheim Dimitropoulos get_checkpoint_refcount(vdev_t *vd) 73586714001SSerapheim Dimitropoulos { 73686714001SSerapheim Dimitropoulos int refcount = 0; 73786714001SSerapheim Dimitropoulos 73886714001SSerapheim Dimitropoulos if (vd->vdev_top == vd && vd->vdev_top_zap != 0 && 73986714001SSerapheim Dimitropoulos zap_contains(spa_meta_objset(vd->vdev_spa), 74086714001SSerapheim Dimitropoulos vd->vdev_top_zap, VDEV_TOP_ZAP_POOL_CHECKPOINT_SM) == 0) 74186714001SSerapheim Dimitropoulos refcount++; 74286714001SSerapheim Dimitropoulos 74386714001SSerapheim Dimitropoulos for (uint64_t c = 0; c < vd->vdev_children; c++) 74486714001SSerapheim Dimitropoulos refcount += get_checkpoint_refcount(vd->vdev_child[c]); 74586714001SSerapheim Dimitropoulos 74686714001SSerapheim Dimitropoulos return (refcount); 74786714001SSerapheim Dimitropoulos } 74886714001SSerapheim Dimitropoulos 7490713e232SGeorge Wilson static int 7500713e232SGeorge Wilson verify_spacemap_refcounts(spa_t *spa) 7510713e232SGeorge Wilson { 7522acef22dSMatthew Ahrens uint64_t expected_refcount = 0; 7532acef22dSMatthew Ahrens uint64_t actual_refcount; 7540713e232SGeorge Wilson 7552acef22dSMatthew Ahrens (void) feature_get_refcount(spa, 7562acef22dSMatthew Ahrens &spa_feature_table[SPA_FEATURE_SPACEMAP_HISTOGRAM], 7572acef22dSMatthew Ahrens &expected_refcount); 7580713e232SGeorge Wilson actual_refcount = get_dtl_refcount(spa->spa_root_vdev); 7590713e232SGeorge Wilson actual_refcount += get_metaslab_refcount(spa->spa_root_vdev); 7605cabbc6bSPrashanth Sreenivasa actual_refcount += get_obsolete_refcount(spa->spa_root_vdev); 7615cabbc6bSPrashanth Sreenivasa actual_refcount += get_prev_obsolete_spacemap_refcount(spa); 76286714001SSerapheim Dimitropoulos actual_refcount += get_checkpoint_refcount(spa->spa_root_vdev); 7630713e232SGeorge Wilson 7640713e232SGeorge Wilson if (expected_refcount != actual_refcount) { 7652acef22dSMatthew Ahrens (void) printf("space map refcount mismatch: expected %lld != " 7662acef22dSMatthew Ahrens "actual %lld\n", 7672acef22dSMatthew Ahrens (longlong_t)expected_refcount, 7682acef22dSMatthew Ahrens (longlong_t)actual_refcount); 7690713e232SGeorge Wilson return (2); 7700713e232SGeorge Wilson } 7710713e232SGeorge Wilson return (0); 7720713e232SGeorge Wilson } 7730713e232SGeorge Wilson 774fa9e4066Sahrens static void 7750713e232SGeorge Wilson dump_spacemap(objset_t *os, space_map_t *sm) 776fa9e4066Sahrens { 7775cabbc6bSPrashanth Sreenivasa char *ddata[] = { "ALLOC", "FREE", "CONDENSE", "INVALID", 7785cabbc6bSPrashanth Sreenivasa "INVALID", "INVALID", "INVALID", "INVALID" }; 779fa9e4066Sahrens 7800713e232SGeorge Wilson if (sm == NULL) 781fa9e4066Sahrens return; 782fa9e4066Sahrens 7835cabbc6bSPrashanth Sreenivasa (void) printf("space map object %llu:\n", 7845cabbc6bSPrashanth Sreenivasa (longlong_t)sm->sm_phys->smp_object); 7855cabbc6bSPrashanth Sreenivasa (void) printf(" smp_objsize = 0x%llx\n", 7865cabbc6bSPrashanth Sreenivasa (longlong_t)sm->sm_phys->smp_objsize); 7875cabbc6bSPrashanth Sreenivasa (void) printf(" smp_alloc = 0x%llx\n", 7885cabbc6bSPrashanth Sreenivasa (longlong_t)sm->sm_phys->smp_alloc); 7895cabbc6bSPrashanth Sreenivasa 790fa9e4066Sahrens /* 791fa9e4066Sahrens * Print out the freelist entries in both encoded and decoded form. 792fa9e4066Sahrens */ 793*17f11284SSerapheim Dimitropoulos uint8_t mapshift = sm->sm_shift; 794*17f11284SSerapheim Dimitropoulos int64_t alloc = 0; 795*17f11284SSerapheim Dimitropoulos uint64_t word; 796*17f11284SSerapheim Dimitropoulos for (uint64_t offset = 0; offset < space_map_length(sm); 797*17f11284SSerapheim Dimitropoulos offset += sizeof (word)) { 7980713e232SGeorge Wilson 7990713e232SGeorge Wilson VERIFY0(dmu_read(os, space_map_object(sm), offset, 800*17f11284SSerapheim Dimitropoulos sizeof (word), &word, DMU_READ_PREFETCH)); 8010713e232SGeorge Wilson 802*17f11284SSerapheim Dimitropoulos if (sm_entry_is_debug(word)) { 80387219db7SVictor Latushkin (void) printf("\t [%6llu] %s: txg %llu, pass %llu\n", 804*17f11284SSerapheim Dimitropoulos (u_longlong_t)(offset / sizeof (word)), 805*17f11284SSerapheim Dimitropoulos ddata[SM_DEBUG_ACTION_DECODE(word)], 806*17f11284SSerapheim Dimitropoulos (u_longlong_t)SM_DEBUG_TXG_DECODE(word), 807*17f11284SSerapheim Dimitropoulos (u_longlong_t)SM_DEBUG_SYNCPASS_DECODE(word)); 808*17f11284SSerapheim Dimitropoulos continue; 809*17f11284SSerapheim Dimitropoulos } 810*17f11284SSerapheim Dimitropoulos 811*17f11284SSerapheim Dimitropoulos uint8_t words; 812*17f11284SSerapheim Dimitropoulos char entry_type; 813*17f11284SSerapheim Dimitropoulos uint64_t entry_off, entry_run, entry_vdev = SM_NO_VDEVID; 814*17f11284SSerapheim Dimitropoulos 815*17f11284SSerapheim Dimitropoulos if (sm_entry_is_single_word(word)) { 816*17f11284SSerapheim Dimitropoulos entry_type = (SM_TYPE_DECODE(word) == SM_ALLOC) ? 817*17f11284SSerapheim Dimitropoulos 'A' : 'F'; 818*17f11284SSerapheim Dimitropoulos entry_off = (SM_OFFSET_DECODE(word) << mapshift) + 819*17f11284SSerapheim Dimitropoulos sm->sm_start; 820*17f11284SSerapheim Dimitropoulos entry_run = SM_RUN_DECODE(word) << mapshift; 821*17f11284SSerapheim Dimitropoulos words = 1; 822fa9e4066Sahrens } else { 823*17f11284SSerapheim Dimitropoulos /* it is a two-word entry so we read another word */ 824*17f11284SSerapheim Dimitropoulos ASSERT(sm_entry_is_double_word(word)); 825*17f11284SSerapheim Dimitropoulos 826*17f11284SSerapheim Dimitropoulos uint64_t extra_word; 827*17f11284SSerapheim Dimitropoulos offset += sizeof (extra_word); 828*17f11284SSerapheim Dimitropoulos VERIFY0(dmu_read(os, space_map_object(sm), offset, 829*17f11284SSerapheim Dimitropoulos sizeof (extra_word), &extra_word, 830*17f11284SSerapheim Dimitropoulos DMU_READ_PREFETCH)); 831*17f11284SSerapheim Dimitropoulos 832*17f11284SSerapheim Dimitropoulos ASSERT3U(offset, <=, space_map_length(sm)); 833*17f11284SSerapheim Dimitropoulos 834*17f11284SSerapheim Dimitropoulos entry_run = SM2_RUN_DECODE(word) << mapshift; 835*17f11284SSerapheim Dimitropoulos entry_vdev = SM2_VDEV_DECODE(word); 836*17f11284SSerapheim Dimitropoulos entry_type = (SM2_TYPE_DECODE(extra_word) == SM_ALLOC) ? 837*17f11284SSerapheim Dimitropoulos 'A' : 'F'; 838*17f11284SSerapheim Dimitropoulos entry_off = (SM2_OFFSET_DECODE(extra_word) << 839*17f11284SSerapheim Dimitropoulos mapshift) + sm->sm_start; 840*17f11284SSerapheim Dimitropoulos words = 2; 841fa9e4066Sahrens } 842*17f11284SSerapheim Dimitropoulos 843*17f11284SSerapheim Dimitropoulos (void) printf("\t [%6llu] %c range:" 844*17f11284SSerapheim Dimitropoulos " %010llx-%010llx size: %06llx vdev: %06llu words: %u\n", 845*17f11284SSerapheim Dimitropoulos (u_longlong_t)(offset / sizeof (word)), 846*17f11284SSerapheim Dimitropoulos entry_type, (u_longlong_t)entry_off, 847*17f11284SSerapheim Dimitropoulos (u_longlong_t)(entry_off + entry_run), 848*17f11284SSerapheim Dimitropoulos (u_longlong_t)entry_run, 849*17f11284SSerapheim Dimitropoulos (u_longlong_t)entry_vdev, words); 850*17f11284SSerapheim Dimitropoulos 851*17f11284SSerapheim Dimitropoulos if (entry_type == 'A') 852*17f11284SSerapheim Dimitropoulos alloc += entry_run; 853*17f11284SSerapheim Dimitropoulos else 854*17f11284SSerapheim Dimitropoulos alloc -= entry_run; 855fa9e4066Sahrens } 856*17f11284SSerapheim Dimitropoulos if ((uint64_t)alloc != space_map_allocated(sm)) { 857*17f11284SSerapheim Dimitropoulos (void) printf("space_map_object alloc (%lld) INCONSISTENT " 858*17f11284SSerapheim Dimitropoulos "with space map summary (%lld)\n", 859*17f11284SSerapheim Dimitropoulos (longlong_t)space_map_allocated(sm), (longlong_t)alloc); 860fa9e4066Sahrens } 861fa9e4066Sahrens } 862fa9e4066Sahrens 863d6e555bdSGeorge Wilson static void 864d6e555bdSGeorge Wilson dump_metaslab_stats(metaslab_t *msp) 865d6e555bdSGeorge Wilson { 8663f9d6ad7SLin Ling char maxbuf[32]; 86786714001SSerapheim Dimitropoulos range_tree_t *rt = msp->ms_allocatable; 86886714001SSerapheim Dimitropoulos avl_tree_t *t = &msp->ms_allocatable_by_size; 8690713e232SGeorge Wilson int free_pct = range_tree_space(rt) * 100 / msp->ms_size; 870d6e555bdSGeorge Wilson 8710a055120SJason King /* max sure nicenum has enough space */ 8720a055120SJason King CTASSERT(sizeof (maxbuf) >= NN_NUMBUF_SZ); 8730a055120SJason King 8740a055120SJason King zdb_nicenum(metaslab_block_maxsize(msp), maxbuf, sizeof (maxbuf)); 875d6e555bdSGeorge Wilson 87687219db7SVictor Latushkin (void) printf("\t %25s %10lu %7s %6s %4s %4d%%\n", 877d6e555bdSGeorge Wilson "segments", avl_numnodes(t), "maxsize", maxbuf, 878d6e555bdSGeorge Wilson "freepct", free_pct); 8790713e232SGeorge Wilson (void) printf("\tIn-memory histogram:\n"); 8800713e232SGeorge Wilson dump_histogram(rt->rt_histogram, RANGE_TREE_HISTOGRAM_SIZE, 0); 881d6e555bdSGeorge Wilson } 882d6e555bdSGeorge Wilson 883fa9e4066Sahrens static void 884fa9e4066Sahrens dump_metaslab(metaslab_t *msp) 885fa9e4066Sahrens { 886fa9e4066Sahrens vdev_t *vd = msp->ms_group->mg_vd; 887fa9e4066Sahrens spa_t *spa = vd->vdev_spa; 8880713e232SGeorge Wilson space_map_t *sm = msp->ms_sm; 8893f9d6ad7SLin Ling char freebuf[32]; 890fa9e4066Sahrens 8910a055120SJason King zdb_nicenum(msp->ms_size - space_map_allocated(sm), freebuf, 8920a055120SJason King sizeof (freebuf)); 893fa9e4066Sahrens 894fa9e4066Sahrens (void) printf( 89587219db7SVictor Latushkin "\tmetaslab %6llu offset %12llx spacemap %6llu free %5s\n", 8960713e232SGeorge Wilson (u_longlong_t)msp->ms_id, (u_longlong_t)msp->ms_start, 8970713e232SGeorge Wilson (u_longlong_t)space_map_object(sm), freebuf); 898fa9e4066Sahrens 8990713e232SGeorge Wilson if (dump_opt['m'] > 2 && !dump_opt['L']) { 900d6e555bdSGeorge Wilson mutex_enter(&msp->ms_lock); 9010713e232SGeorge Wilson metaslab_load_wait(msp); 9020713e232SGeorge Wilson if (!msp->ms_loaded) { 9030713e232SGeorge Wilson VERIFY0(metaslab_load(msp)); 90486714001SSerapheim Dimitropoulos range_tree_stat_verify(msp->ms_allocatable); 9050713e232SGeorge Wilson } 906bc3975b5SVictor Latushkin dump_metaslab_stats(msp); 9070713e232SGeorge Wilson metaslab_unload(msp); 908d6e555bdSGeorge Wilson mutex_exit(&msp->ms_lock); 909d6e555bdSGeorge Wilson } 910d6e555bdSGeorge Wilson 9110713e232SGeorge Wilson if (dump_opt['m'] > 1 && sm != NULL && 9122acef22dSMatthew Ahrens spa_feature_is_active(spa, SPA_FEATURE_SPACEMAP_HISTOGRAM)) { 9130713e232SGeorge Wilson /* 9140713e232SGeorge Wilson * The space map histogram represents free space in chunks 9150713e232SGeorge Wilson * of sm_shift (i.e. bucket 0 refers to 2^sm_shift). 9160713e232SGeorge Wilson */ 9172e4c9986SGeorge Wilson (void) printf("\tOn-disk histogram:\t\tfragmentation %llu\n", 9182e4c9986SGeorge Wilson (u_longlong_t)msp->ms_fragmentation); 9190713e232SGeorge Wilson dump_histogram(sm->sm_phys->smp_histogram, 9202e4c9986SGeorge Wilson SPACE_MAP_HISTOGRAM_SIZE, sm->sm_shift); 9210713e232SGeorge Wilson } 9220713e232SGeorge Wilson 9230713e232SGeorge Wilson if (dump_opt['d'] > 5 || dump_opt['m'] > 3) { 9240713e232SGeorge Wilson ASSERT(msp->ms_size == (1ULL << vd->vdev_ms_shift)); 925d6e555bdSGeorge Wilson 9260713e232SGeorge Wilson dump_spacemap(spa->spa_meta_objset, msp->ms_sm); 927d6e555bdSGeorge Wilson } 92887219db7SVictor Latushkin } 929fa9e4066Sahrens 93087219db7SVictor Latushkin static void 93187219db7SVictor Latushkin print_vdev_metaslab_header(vdev_t *vd) 93287219db7SVictor Latushkin { 93387219db7SVictor Latushkin (void) printf("\tvdev %10llu\n\t%-10s%5llu %-19s %-15s %-10s\n", 93487219db7SVictor Latushkin (u_longlong_t)vd->vdev_id, 93587219db7SVictor Latushkin "metaslabs", (u_longlong_t)vd->vdev_ms_count, 93687219db7SVictor Latushkin "offset", "spacemap", "free"); 93787219db7SVictor Latushkin (void) printf("\t%15s %19s %15s %10s\n", 93887219db7SVictor Latushkin "---------------", "-------------------", 93987219db7SVictor Latushkin "---------------", "-------------"); 940fa9e4066Sahrens } 941fa9e4066Sahrens 9422e4c9986SGeorge Wilson static void 9432e4c9986SGeorge Wilson dump_metaslab_groups(spa_t *spa) 9442e4c9986SGeorge Wilson { 9452e4c9986SGeorge Wilson vdev_t *rvd = spa->spa_root_vdev; 9462e4c9986SGeorge Wilson metaslab_class_t *mc = spa_normal_class(spa); 9472e4c9986SGeorge Wilson uint64_t fragmentation; 9482e4c9986SGeorge Wilson 9492e4c9986SGeorge Wilson metaslab_class_histogram_verify(mc); 9502e4c9986SGeorge Wilson 9513f7978d0SAlan Somers for (unsigned c = 0; c < rvd->vdev_children; c++) { 9522e4c9986SGeorge Wilson vdev_t *tvd = rvd->vdev_child[c]; 9532e4c9986SGeorge Wilson metaslab_group_t *mg = tvd->vdev_mg; 9542e4c9986SGeorge Wilson 9552e4c9986SGeorge Wilson if (mg->mg_class != mc) 9562e4c9986SGeorge Wilson continue; 9572e4c9986SGeorge Wilson 9582e4c9986SGeorge Wilson metaslab_group_histogram_verify(mg); 9592e4c9986SGeorge Wilson mg->mg_fragmentation = metaslab_group_fragmentation(mg); 9602e4c9986SGeorge Wilson 9612e4c9986SGeorge Wilson (void) printf("\tvdev %10llu\t\tmetaslabs%5llu\t\t" 9622e4c9986SGeorge Wilson "fragmentation", 9632e4c9986SGeorge Wilson (u_longlong_t)tvd->vdev_id, 9642e4c9986SGeorge Wilson (u_longlong_t)tvd->vdev_ms_count); 9652e4c9986SGeorge Wilson if (mg->mg_fragmentation == ZFS_FRAG_INVALID) { 9662e4c9986SGeorge Wilson (void) printf("%3s\n", "-"); 9672e4c9986SGeorge Wilson } else { 9682e4c9986SGeorge Wilson (void) printf("%3llu%%\n", 9692e4c9986SGeorge Wilson (u_longlong_t)mg->mg_fragmentation); 9702e4c9986SGeorge Wilson } 9712e4c9986SGeorge Wilson dump_histogram(mg->mg_histogram, RANGE_TREE_HISTOGRAM_SIZE, 0); 9722e4c9986SGeorge Wilson } 9732e4c9986SGeorge Wilson 9742e4c9986SGeorge Wilson (void) printf("\tpool %s\tfragmentation", spa_name(spa)); 9752e4c9986SGeorge Wilson fragmentation = metaslab_class_fragmentation(mc); 9762e4c9986SGeorge Wilson if (fragmentation == ZFS_FRAG_INVALID) 9772e4c9986SGeorge Wilson (void) printf("\t%3s\n", "-"); 9782e4c9986SGeorge Wilson else 9792e4c9986SGeorge Wilson (void) printf("\t%3llu%%\n", (u_longlong_t)fragmentation); 9802e4c9986SGeorge Wilson dump_histogram(mc->mc_histogram, RANGE_TREE_HISTOGRAM_SIZE, 0); 9812e4c9986SGeorge Wilson } 9822e4c9986SGeorge Wilson 9835cabbc6bSPrashanth Sreenivasa static void 9845cabbc6bSPrashanth Sreenivasa print_vdev_indirect(vdev_t *vd) 9855cabbc6bSPrashanth Sreenivasa { 9865cabbc6bSPrashanth Sreenivasa vdev_indirect_config_t *vic = &vd->vdev_indirect_config; 9875cabbc6bSPrashanth Sreenivasa vdev_indirect_mapping_t *vim = vd->vdev_indirect_mapping; 9885cabbc6bSPrashanth Sreenivasa vdev_indirect_births_t *vib = vd->vdev_indirect_births; 9895cabbc6bSPrashanth Sreenivasa 9905cabbc6bSPrashanth Sreenivasa if (vim == NULL) { 9915cabbc6bSPrashanth Sreenivasa ASSERT3P(vib, ==, NULL); 9925cabbc6bSPrashanth Sreenivasa return; 9935cabbc6bSPrashanth Sreenivasa } 9945cabbc6bSPrashanth Sreenivasa 9955cabbc6bSPrashanth Sreenivasa ASSERT3U(vdev_indirect_mapping_object(vim), ==, 9965cabbc6bSPrashanth Sreenivasa vic->vic_mapping_object); 9975cabbc6bSPrashanth Sreenivasa ASSERT3U(vdev_indirect_births_object(vib), ==, 9985cabbc6bSPrashanth Sreenivasa vic->vic_births_object); 9995cabbc6bSPrashanth Sreenivasa 10005cabbc6bSPrashanth Sreenivasa (void) printf("indirect births obj %llu:\n", 10015cabbc6bSPrashanth Sreenivasa (longlong_t)vic->vic_births_object); 10025cabbc6bSPrashanth Sreenivasa (void) printf(" vib_count = %llu\n", 10035cabbc6bSPrashanth Sreenivasa (longlong_t)vdev_indirect_births_count(vib)); 10045cabbc6bSPrashanth Sreenivasa for (uint64_t i = 0; i < vdev_indirect_births_count(vib); i++) { 10055cabbc6bSPrashanth Sreenivasa vdev_indirect_birth_entry_phys_t *cur_vibe = 10065cabbc6bSPrashanth Sreenivasa &vib->vib_entries[i]; 10075cabbc6bSPrashanth Sreenivasa (void) printf("\toffset %llx -> txg %llu\n", 10085cabbc6bSPrashanth Sreenivasa (longlong_t)cur_vibe->vibe_offset, 10095cabbc6bSPrashanth Sreenivasa (longlong_t)cur_vibe->vibe_phys_birth_txg); 10105cabbc6bSPrashanth Sreenivasa } 10115cabbc6bSPrashanth Sreenivasa (void) printf("\n"); 10125cabbc6bSPrashanth Sreenivasa 10135cabbc6bSPrashanth Sreenivasa (void) printf("indirect mapping obj %llu:\n", 10145cabbc6bSPrashanth Sreenivasa (longlong_t)vic->vic_mapping_object); 10155cabbc6bSPrashanth Sreenivasa (void) printf(" vim_max_offset = 0x%llx\n", 10165cabbc6bSPrashanth Sreenivasa (longlong_t)vdev_indirect_mapping_max_offset(vim)); 10175cabbc6bSPrashanth Sreenivasa (void) printf(" vim_bytes_mapped = 0x%llx\n", 10185cabbc6bSPrashanth Sreenivasa (longlong_t)vdev_indirect_mapping_bytes_mapped(vim)); 10195cabbc6bSPrashanth Sreenivasa (void) printf(" vim_count = %llu\n", 10205cabbc6bSPrashanth Sreenivasa (longlong_t)vdev_indirect_mapping_num_entries(vim)); 10215cabbc6bSPrashanth Sreenivasa 10225cabbc6bSPrashanth Sreenivasa if (dump_opt['d'] <= 5 && dump_opt['m'] <= 3) 10235cabbc6bSPrashanth Sreenivasa return; 10245cabbc6bSPrashanth Sreenivasa 10255cabbc6bSPrashanth Sreenivasa uint32_t *counts = vdev_indirect_mapping_load_obsolete_counts(vim); 10265cabbc6bSPrashanth Sreenivasa 10275cabbc6bSPrashanth Sreenivasa for (uint64_t i = 0; i < vdev_indirect_mapping_num_entries(vim); i++) { 10285cabbc6bSPrashanth Sreenivasa vdev_indirect_mapping_entry_phys_t *vimep = 10295cabbc6bSPrashanth Sreenivasa &vim->vim_entries[i]; 10305cabbc6bSPrashanth Sreenivasa (void) printf("\t<%llx:%llx:%llx> -> " 10315cabbc6bSPrashanth Sreenivasa "<%llx:%llx:%llx> (%x obsolete)\n", 10325cabbc6bSPrashanth Sreenivasa (longlong_t)vd->vdev_id, 10335cabbc6bSPrashanth Sreenivasa (longlong_t)DVA_MAPPING_GET_SRC_OFFSET(vimep), 10345cabbc6bSPrashanth Sreenivasa (longlong_t)DVA_GET_ASIZE(&vimep->vimep_dst), 10355cabbc6bSPrashanth Sreenivasa (longlong_t)DVA_GET_VDEV(&vimep->vimep_dst), 10365cabbc6bSPrashanth Sreenivasa (longlong_t)DVA_GET_OFFSET(&vimep->vimep_dst), 10375cabbc6bSPrashanth Sreenivasa (longlong_t)DVA_GET_ASIZE(&vimep->vimep_dst), 10385cabbc6bSPrashanth Sreenivasa counts[i]); 10395cabbc6bSPrashanth Sreenivasa } 10405cabbc6bSPrashanth Sreenivasa (void) printf("\n"); 10415cabbc6bSPrashanth Sreenivasa 10425cabbc6bSPrashanth Sreenivasa uint64_t obsolete_sm_object = vdev_obsolete_sm_object(vd); 10435cabbc6bSPrashanth Sreenivasa if (obsolete_sm_object != 0) { 10445cabbc6bSPrashanth Sreenivasa objset_t *mos = vd->vdev_spa->spa_meta_objset; 10455cabbc6bSPrashanth Sreenivasa (void) printf("obsolete space map object %llu:\n", 10465cabbc6bSPrashanth Sreenivasa (u_longlong_t)obsolete_sm_object); 10475cabbc6bSPrashanth Sreenivasa ASSERT(vd->vdev_obsolete_sm != NULL); 10485cabbc6bSPrashanth Sreenivasa ASSERT3U(space_map_object(vd->vdev_obsolete_sm), ==, 10495cabbc6bSPrashanth Sreenivasa obsolete_sm_object); 10505cabbc6bSPrashanth Sreenivasa dump_spacemap(mos, vd->vdev_obsolete_sm); 10515cabbc6bSPrashanth Sreenivasa (void) printf("\n"); 10525cabbc6bSPrashanth Sreenivasa } 10535cabbc6bSPrashanth Sreenivasa } 10545cabbc6bSPrashanth Sreenivasa 1055fa9e4066Sahrens static void 1056fa9e4066Sahrens dump_metaslabs(spa_t *spa) 1057fa9e4066Sahrens { 105887219db7SVictor Latushkin vdev_t *vd, *rvd = spa->spa_root_vdev; 105987219db7SVictor Latushkin uint64_t m, c = 0, children = rvd->vdev_children; 1060fa9e4066Sahrens 1061fa9e4066Sahrens (void) printf("\nMetaslabs:\n"); 1062fa9e4066Sahrens 106387219db7SVictor Latushkin if (!dump_opt['d'] && zopt_objects > 0) { 106487219db7SVictor Latushkin c = zopt_object[0]; 106587219db7SVictor Latushkin 106687219db7SVictor Latushkin if (c >= children) 106787219db7SVictor Latushkin (void) fatal("bad vdev id: %llu", (u_longlong_t)c); 1068fa9e4066Sahrens 106987219db7SVictor Latushkin if (zopt_objects > 1) { 107087219db7SVictor Latushkin vd = rvd->vdev_child[c]; 107187219db7SVictor Latushkin print_vdev_metaslab_header(vd); 107287219db7SVictor Latushkin 107387219db7SVictor Latushkin for (m = 1; m < zopt_objects; m++) { 107487219db7SVictor Latushkin if (zopt_object[m] < vd->vdev_ms_count) 107587219db7SVictor Latushkin dump_metaslab( 107687219db7SVictor Latushkin vd->vdev_ms[zopt_object[m]]); 107787219db7SVictor Latushkin else 107887219db7SVictor Latushkin (void) fprintf(stderr, "bad metaslab " 107987219db7SVictor Latushkin "number %llu\n", 108087219db7SVictor Latushkin (u_longlong_t)zopt_object[m]); 108187219db7SVictor Latushkin } 108287219db7SVictor Latushkin (void) printf("\n"); 108387219db7SVictor Latushkin return; 108487219db7SVictor Latushkin } 108587219db7SVictor Latushkin children = c + 1; 108687219db7SVictor Latushkin } 108787219db7SVictor Latushkin for (; c < children; c++) { 108887219db7SVictor Latushkin vd = rvd->vdev_child[c]; 108987219db7SVictor Latushkin print_vdev_metaslab_header(vd); 1090fa9e4066Sahrens 10915cabbc6bSPrashanth Sreenivasa print_vdev_indirect(vd); 10925cabbc6bSPrashanth Sreenivasa 1093fa9e4066Sahrens for (m = 0; m < vd->vdev_ms_count; m++) 1094fa9e4066Sahrens dump_metaslab(vd->vdev_ms[m]); 1095fa9e4066Sahrens (void) printf("\n"); 1096fa9e4066Sahrens } 1097fa9e4066Sahrens } 1098fa9e4066Sahrens 1099b24ab676SJeff Bonwick static void 1100b24ab676SJeff Bonwick dump_dde(const ddt_t *ddt, const ddt_entry_t *dde, uint64_t index) 1101b24ab676SJeff Bonwick { 1102b24ab676SJeff Bonwick const ddt_phys_t *ddp = dde->dde_phys; 1103b24ab676SJeff Bonwick const ddt_key_t *ddk = &dde->dde_key; 11043f7978d0SAlan Somers const char *types[4] = { "ditto", "single", "double", "triple" }; 1105b24ab676SJeff Bonwick char blkbuf[BP_SPRINTF_LEN]; 1106b24ab676SJeff Bonwick blkptr_t blk; 1107b24ab676SJeff Bonwick 1108b24ab676SJeff Bonwick for (int p = 0; p < DDT_PHYS_TYPES; p++, ddp++) { 1109b24ab676SJeff Bonwick if (ddp->ddp_phys_birth == 0) 1110b24ab676SJeff Bonwick continue; 1111bbfd46c4SJeff Bonwick ddt_bp_create(ddt->ddt_checksum, ddk, ddp, &blk); 111243466aaeSMax Grossman snprintf_blkptr(blkbuf, sizeof (blkbuf), &blk); 1113b24ab676SJeff Bonwick (void) printf("index %llx refcnt %llu %s %s\n", 1114b24ab676SJeff Bonwick (u_longlong_t)index, (u_longlong_t)ddp->ddp_refcnt, 1115b24ab676SJeff Bonwick types[p], blkbuf); 1116b24ab676SJeff Bonwick } 1117b24ab676SJeff Bonwick } 1118b24ab676SJeff Bonwick 1119b24ab676SJeff Bonwick static void 1120b24ab676SJeff Bonwick dump_dedup_ratio(const ddt_stat_t *dds) 1121b24ab676SJeff Bonwick { 1122b24ab676SJeff Bonwick double rL, rP, rD, D, dedup, compress, copies; 1123b24ab676SJeff Bonwick 1124b24ab676SJeff Bonwick if (dds->dds_blocks == 0) 1125b24ab676SJeff Bonwick return; 1126b24ab676SJeff Bonwick 1127b24ab676SJeff Bonwick rL = (double)dds->dds_ref_lsize; 1128b24ab676SJeff Bonwick rP = (double)dds->dds_ref_psize; 1129b24ab676SJeff Bonwick rD = (double)dds->dds_ref_dsize; 1130b24ab676SJeff Bonwick D = (double)dds->dds_dsize; 1131b24ab676SJeff Bonwick 1132b24ab676SJeff Bonwick dedup = rD / D; 1133b24ab676SJeff Bonwick compress = rL / rP; 1134b24ab676SJeff Bonwick copies = rD / rP; 1135b24ab676SJeff Bonwick 1136b24ab676SJeff Bonwick (void) printf("dedup = %.2f, compress = %.2f, copies = %.2f, " 1137b24ab676SJeff Bonwick "dedup * compress / copies = %.2f\n\n", 1138b24ab676SJeff Bonwick dedup, compress, copies, dedup * compress / copies); 1139b24ab676SJeff Bonwick } 1140b24ab676SJeff Bonwick 1141b24ab676SJeff Bonwick static void 1142b24ab676SJeff Bonwick dump_ddt(ddt_t *ddt, enum ddt_type type, enum ddt_class class) 1143b24ab676SJeff Bonwick { 1144b24ab676SJeff Bonwick char name[DDT_NAMELEN]; 1145b24ab676SJeff Bonwick ddt_entry_t dde; 1146b24ab676SJeff Bonwick uint64_t walk = 0; 1147b24ab676SJeff Bonwick dmu_object_info_t doi; 1148b24ab676SJeff Bonwick uint64_t count, dspace, mspace; 1149b24ab676SJeff Bonwick int error; 1150b24ab676SJeff Bonwick 1151b24ab676SJeff Bonwick error = ddt_object_info(ddt, type, class, &doi); 1152b24ab676SJeff Bonwick 1153b24ab676SJeff Bonwick if (error == ENOENT) 1154b24ab676SJeff Bonwick return; 1155b24ab676SJeff Bonwick ASSERT(error == 0); 1156b24ab676SJeff Bonwick 11577448a079SGeorge Wilson if ((count = ddt_object_count(ddt, type, class)) == 0) 11587448a079SGeorge Wilson return; 11597448a079SGeorge Wilson 1160b24ab676SJeff Bonwick dspace = doi.doi_physical_blocks_512 << 9; 1161b24ab676SJeff Bonwick mspace = doi.doi_fill_count * doi.doi_data_block_size; 1162b24ab676SJeff Bonwick 1163b24ab676SJeff Bonwick ddt_object_name(ddt, type, class, name); 1164b24ab676SJeff Bonwick 1165b24ab676SJeff Bonwick (void) printf("%s: %llu entries, size %llu on disk, %llu in core\n", 1166b24ab676SJeff Bonwick name, 1167b24ab676SJeff Bonwick (u_longlong_t)count, 1168b24ab676SJeff Bonwick (u_longlong_t)(dspace / count), 1169b24ab676SJeff Bonwick (u_longlong_t)(mspace / count)); 1170b24ab676SJeff Bonwick 1171b24ab676SJeff Bonwick if (dump_opt['D'] < 3) 1172b24ab676SJeff Bonwick return; 1173b24ab676SJeff Bonwick 11749eb19f4dSGeorge Wilson zpool_dump_ddt(NULL, &ddt->ddt_histogram[type][class]); 1175b24ab676SJeff Bonwick 1176b24ab676SJeff Bonwick if (dump_opt['D'] < 4) 1177b24ab676SJeff Bonwick return; 1178b24ab676SJeff Bonwick 1179b24ab676SJeff Bonwick if (dump_opt['D'] < 5 && class == DDT_CLASS_UNIQUE) 1180b24ab676SJeff Bonwick return; 1181b24ab676SJeff Bonwick 1182b24ab676SJeff Bonwick (void) printf("%s contents:\n\n", name); 1183b24ab676SJeff Bonwick 1184bbfd46c4SJeff Bonwick while ((error = ddt_object_walk(ddt, type, class, &walk, &dde)) == 0) 1185b24ab676SJeff Bonwick dump_dde(ddt, &dde, walk); 1186b24ab676SJeff Bonwick 1187*17f11284SSerapheim Dimitropoulos ASSERT3U(error, ==, ENOENT); 1188b24ab676SJeff Bonwick 1189b24ab676SJeff Bonwick (void) printf("\n"); 1190b24ab676SJeff Bonwick } 1191b24ab676SJeff Bonwick 1192b24ab676SJeff Bonwick static void 1193b24ab676SJeff Bonwick dump_all_ddts(spa_t *spa) 1194b24ab676SJeff Bonwick { 11953f7978d0SAlan Somers ddt_histogram_t ddh_total; 11963f7978d0SAlan Somers ddt_stat_t dds_total; 11973f7978d0SAlan Somers 11983f7978d0SAlan Somers bzero(&ddh_total, sizeof (ddh_total)); 11993f7978d0SAlan Somers bzero(&dds_total, sizeof (dds_total)); 1200b24ab676SJeff Bonwick 1201b24ab676SJeff Bonwick for (enum zio_checksum c = 0; c < ZIO_CHECKSUM_FUNCTIONS; c++) { 1202b24ab676SJeff Bonwick ddt_t *ddt = spa->spa_ddt[c]; 1203b24ab676SJeff Bonwick for (enum ddt_type type = 0; type < DDT_TYPES; type++) { 1204b24ab676SJeff Bonwick for (enum ddt_class class = 0; class < DDT_CLASSES; 1205b24ab676SJeff Bonwick class++) { 1206b24ab676SJeff Bonwick dump_ddt(ddt, type, class); 1207b24ab676SJeff Bonwick } 1208b24ab676SJeff Bonwick } 1209b24ab676SJeff Bonwick } 1210b24ab676SJeff Bonwick 12119eb19f4dSGeorge Wilson ddt_get_dedup_stats(spa, &dds_total); 1212b24ab676SJeff Bonwick 1213b24ab676SJeff Bonwick if (dds_total.dds_blocks == 0) { 1214b24ab676SJeff Bonwick (void) printf("All DDTs are empty\n"); 1215b24ab676SJeff Bonwick return; 1216b24ab676SJeff Bonwick } 1217b24ab676SJeff Bonwick 1218b24ab676SJeff Bonwick (void) printf("\n"); 1219b24ab676SJeff Bonwick 1220b24ab676SJeff Bonwick if (dump_opt['D'] > 1) { 1221b24ab676SJeff Bonwick (void) printf("DDT histogram (aggregated over all DDTs):\n"); 12229eb19f4dSGeorge Wilson ddt_get_dedup_histogram(spa, &ddh_total); 12239eb19f4dSGeorge Wilson zpool_dump_ddt(&dds_total, &ddh_total); 1224b24ab676SJeff Bonwick } 1225b24ab676SJeff Bonwick 1226b24ab676SJeff Bonwick dump_dedup_ratio(&dds_total); 1227b24ab676SJeff Bonwick } 1228b24ab676SJeff Bonwick 12298ad4d6ddSJeff Bonwick static void 12300713e232SGeorge Wilson dump_dtl_seg(void *arg, uint64_t start, uint64_t size) 12318ad4d6ddSJeff Bonwick { 12320713e232SGeorge Wilson char *prefix = arg; 12338ad4d6ddSJeff Bonwick 12348ad4d6ddSJeff Bonwick (void) printf("%s [%llu,%llu) length %llu\n", 12358ad4d6ddSJeff Bonwick prefix, 12368ad4d6ddSJeff Bonwick (u_longlong_t)start, 12378ad4d6ddSJeff Bonwick (u_longlong_t)(start + size), 12388ad4d6ddSJeff Bonwick (u_longlong_t)(size)); 12398ad4d6ddSJeff Bonwick } 12408ad4d6ddSJeff Bonwick 1241fa9e4066Sahrens static void 1242fa9e4066Sahrens dump_dtl(vdev_t *vd, int indent) 1243fa9e4066Sahrens { 12448ad4d6ddSJeff Bonwick spa_t *spa = vd->vdev_spa; 12458ad4d6ddSJeff Bonwick boolean_t required; 12463f7978d0SAlan Somers const char *name[DTL_TYPES] = { "missing", "partial", "scrub", 12473f7978d0SAlan Somers "outage" }; 12488ad4d6ddSJeff Bonwick char prefix[256]; 12498ad4d6ddSJeff Bonwick 12508f18d1faSGeorge Wilson spa_vdev_state_enter(spa, SCL_NONE); 12518ad4d6ddSJeff Bonwick required = vdev_dtl_required(vd); 12528ad4d6ddSJeff Bonwick (void) spa_vdev_state_exit(spa, NULL, 0); 1253fa9e4066Sahrens 1254fa9e4066Sahrens if (indent == 0) 1255fa9e4066Sahrens (void) printf("\nDirty time logs:\n\n"); 1256fa9e4066Sahrens 12578ad4d6ddSJeff Bonwick (void) printf("\t%*s%s [%s]\n", indent, "", 1258e14bb325SJeff Bonwick vd->vdev_path ? vd->vdev_path : 12598ad4d6ddSJeff Bonwick vd->vdev_parent ? vd->vdev_ops->vdev_op_type : spa_name(spa), 12608ad4d6ddSJeff Bonwick required ? "DTL-required" : "DTL-expendable"); 1261fa9e4066Sahrens 12628ad4d6ddSJeff Bonwick for (int t = 0; t < DTL_TYPES; t++) { 12630713e232SGeorge Wilson range_tree_t *rt = vd->vdev_dtl[t]; 12640713e232SGeorge Wilson if (range_tree_space(rt) == 0) 12658ad4d6ddSJeff Bonwick continue; 12668ad4d6ddSJeff Bonwick (void) snprintf(prefix, sizeof (prefix), "\t%*s%s", 12678ad4d6ddSJeff Bonwick indent + 2, "", name[t]); 12680713e232SGeorge Wilson range_tree_walk(rt, dump_dtl_seg, prefix); 12698ad4d6ddSJeff Bonwick if (dump_opt['d'] > 5 && vd->vdev_children == 0) 12700713e232SGeorge Wilson dump_spacemap(spa->spa_meta_objset, vd->vdev_dtl_sm); 1271fa9e4066Sahrens } 1272fa9e4066Sahrens 12733f7978d0SAlan Somers for (unsigned c = 0; c < vd->vdev_children; c++) 1274fa9e4066Sahrens dump_dtl(vd->vdev_child[c], indent + 4); 1275fa9e4066Sahrens } 1276fa9e4066Sahrens 12778f18d1faSGeorge Wilson static void 12788f18d1faSGeorge Wilson dump_history(spa_t *spa) 12798f18d1faSGeorge Wilson { 12808f18d1faSGeorge Wilson nvlist_t **events = NULL; 1281e4161df6SVictor Latushkin uint64_t resid, len, off = 0; 12828f18d1faSGeorge Wilson uint_t num = 0; 12838f18d1faSGeorge Wilson int error; 12848f18d1faSGeorge Wilson time_t tsec; 12858f18d1faSGeorge Wilson struct tm t; 12868f18d1faSGeorge Wilson char tbuf[30]; 12878f18d1faSGeorge Wilson char internalstr[MAXPATHLEN]; 12888f18d1faSGeorge Wilson 12893f84190cSMatthew Ahrens char *buf = umem_alloc(SPA_MAXBLOCKSIZE, UMEM_NOFAIL); 12908f18d1faSGeorge Wilson do { 12913f84190cSMatthew Ahrens len = SPA_MAXBLOCKSIZE; 1292e4161df6SVictor Latushkin 12938f18d1faSGeorge Wilson if ((error = spa_history_get(spa, &off, &len, buf)) != 0) { 12948f18d1faSGeorge Wilson (void) fprintf(stderr, "Unable to read history: " 12958f18d1faSGeorge Wilson "error %d\n", error); 12963f84190cSMatthew Ahrens umem_free(buf, SPA_MAXBLOCKSIZE); 12978f18d1faSGeorge Wilson return; 12988f18d1faSGeorge Wilson } 12998f18d1faSGeorge Wilson 13008f18d1faSGeorge Wilson if (zpool_history_unpack(buf, len, &resid, &events, &num) != 0) 13018f18d1faSGeorge Wilson break; 13028f18d1faSGeorge Wilson 13038f18d1faSGeorge Wilson off -= resid; 13048f18d1faSGeorge Wilson } while (len != 0); 13053f84190cSMatthew Ahrens umem_free(buf, SPA_MAXBLOCKSIZE); 13068f18d1faSGeorge Wilson 13078f18d1faSGeorge Wilson (void) printf("\nHistory:\n"); 13083f7978d0SAlan Somers for (unsigned i = 0; i < num; i++) { 13098f18d1faSGeorge Wilson uint64_t time, txg, ievent; 13108f18d1faSGeorge Wilson char *cmd, *intstr; 13114445fffbSMatthew Ahrens boolean_t printed = B_FALSE; 13128f18d1faSGeorge Wilson 13138f18d1faSGeorge Wilson if (nvlist_lookup_uint64(events[i], ZPOOL_HIST_TIME, 13148f18d1faSGeorge Wilson &time) != 0) 13154445fffbSMatthew Ahrens goto next; 13168f18d1faSGeorge Wilson if (nvlist_lookup_string(events[i], ZPOOL_HIST_CMD, 13178f18d1faSGeorge Wilson &cmd) != 0) { 13188f18d1faSGeorge Wilson if (nvlist_lookup_uint64(events[i], 13198f18d1faSGeorge Wilson ZPOOL_HIST_INT_EVENT, &ievent) != 0) 13204445fffbSMatthew Ahrens goto next; 13218f18d1faSGeorge Wilson verify(nvlist_lookup_uint64(events[i], 13228f18d1faSGeorge Wilson ZPOOL_HIST_TXG, &txg) == 0); 13238f18d1faSGeorge Wilson verify(nvlist_lookup_string(events[i], 13248f18d1faSGeorge Wilson ZPOOL_HIST_INT_STR, &intstr) == 0); 13254445fffbSMatthew Ahrens if (ievent >= ZFS_NUM_LEGACY_HISTORY_EVENTS) 13264445fffbSMatthew Ahrens goto next; 13278f18d1faSGeorge Wilson 13288f18d1faSGeorge Wilson (void) snprintf(internalstr, 13298f18d1faSGeorge Wilson sizeof (internalstr), 13303f7978d0SAlan Somers "[internal %s txg:%ju] %s", 13313f7978d0SAlan Somers zfs_history_event_names[ievent], (uintmax_t)txg, 13328f18d1faSGeorge Wilson intstr); 13338f18d1faSGeorge Wilson cmd = internalstr; 13348f18d1faSGeorge Wilson } 13358f18d1faSGeorge Wilson tsec = time; 13368f18d1faSGeorge Wilson (void) localtime_r(&tsec, &t); 13378f18d1faSGeorge Wilson (void) strftime(tbuf, sizeof (tbuf), "%F.%T", &t); 13388f18d1faSGeorge Wilson (void) printf("%s %s\n", tbuf, cmd); 13394445fffbSMatthew Ahrens printed = B_TRUE; 13404445fffbSMatthew Ahrens 13414445fffbSMatthew Ahrens next: 13424445fffbSMatthew Ahrens if (dump_opt['h'] > 1) { 13434445fffbSMatthew Ahrens if (!printed) 13444445fffbSMatthew Ahrens (void) printf("unrecognized record:\n"); 13454445fffbSMatthew Ahrens dump_nvlist(events[i], 2); 13464445fffbSMatthew Ahrens } 13478f18d1faSGeorge Wilson } 13488f18d1faSGeorge Wilson } 13498f18d1faSGeorge Wilson 1350fa9e4066Sahrens /*ARGSUSED*/ 1351fa9e4066Sahrens static void 1352fa9e4066Sahrens dump_dnode(objset_t *os, uint64_t object, void *data, size_t size) 1353fa9e4066Sahrens { 1354fa9e4066Sahrens } 1355fa9e4066Sahrens 1356fa9e4066Sahrens static uint64_t 13577802d7bfSMatthew Ahrens blkid2offset(const dnode_phys_t *dnp, const blkptr_t *bp, 13587802d7bfSMatthew Ahrens const zbookmark_phys_t *zb) 1359fa9e4066Sahrens { 1360b24ab676SJeff Bonwick if (dnp == NULL) { 1361b24ab676SJeff Bonwick ASSERT(zb->zb_level < 0); 1362b24ab676SJeff Bonwick if (zb->zb_object == 0) 1363b24ab676SJeff Bonwick return (zb->zb_blkid); 1364b24ab676SJeff Bonwick return (zb->zb_blkid * BP_GET_LSIZE(bp)); 1365b24ab676SJeff Bonwick } 1366b24ab676SJeff Bonwick 1367b24ab676SJeff Bonwick ASSERT(zb->zb_level >= 0); 1368fa9e4066Sahrens 1369b24ab676SJeff Bonwick return ((zb->zb_blkid << 1370b24ab676SJeff Bonwick (zb->zb_level * (dnp->dn_indblkshift - SPA_BLKPTRSHIFT))) * 1371fa9e4066Sahrens dnp->dn_datablkszsec << SPA_MINBLOCKSHIFT); 1372fa9e4066Sahrens } 1373fa9e4066Sahrens 137444cd46caSbillm static void 137543466aaeSMax Grossman snprintf_blkptr_compact(char *blkbuf, size_t buflen, const blkptr_t *bp) 137644cd46caSbillm { 1377cde58dbcSMatthew Ahrens const dva_t *dva = bp->blk_dva; 1378b24ab676SJeff Bonwick int ndvas = dump_opt['d'] > 5 ? BP_GET_NDVAS(bp) : 1; 1379b24ab676SJeff Bonwick 1380490d05b9SMatthew Ahrens if (dump_opt['b'] >= 6) { 138143466aaeSMax Grossman snprintf_blkptr(blkbuf, buflen, bp); 1382b24ab676SJeff Bonwick return; 1383b24ab676SJeff Bonwick } 138444cd46caSbillm 13855d7b4d43SMatthew Ahrens if (BP_IS_EMBEDDED(bp)) { 13865d7b4d43SMatthew Ahrens (void) sprintf(blkbuf, 13875d7b4d43SMatthew Ahrens "EMBEDDED et=%u %llxL/%llxP B=%llu", 13885d7b4d43SMatthew Ahrens (int)BPE_GET_ETYPE(bp), 13895d7b4d43SMatthew Ahrens (u_longlong_t)BPE_GET_LSIZE(bp), 13905d7b4d43SMatthew Ahrens (u_longlong_t)BPE_GET_PSIZE(bp), 13915d7b4d43SMatthew Ahrens (u_longlong_t)bp->blk_birth); 13925d7b4d43SMatthew Ahrens return; 13935d7b4d43SMatthew Ahrens } 139444cd46caSbillm 13955d7b4d43SMatthew Ahrens blkbuf[0] = '\0'; 1396b24ab676SJeff Bonwick for (int i = 0; i < ndvas; i++) 139743466aaeSMax Grossman (void) snprintf(blkbuf + strlen(blkbuf), 139843466aaeSMax Grossman buflen - strlen(blkbuf), "%llu:%llx:%llx ", 139944cd46caSbillm (u_longlong_t)DVA_GET_VDEV(&dva[i]), 140044cd46caSbillm (u_longlong_t)DVA_GET_OFFSET(&dva[i]), 140144cd46caSbillm (u_longlong_t)DVA_GET_ASIZE(&dva[i])); 140244cd46caSbillm 140343466aaeSMax Grossman if (BP_IS_HOLE(bp)) { 140443466aaeSMax Grossman (void) snprintf(blkbuf + strlen(blkbuf), 140570163ac5SPrakash Surya buflen - strlen(blkbuf), 140670163ac5SPrakash Surya "%llxL B=%llu", 140770163ac5SPrakash Surya (u_longlong_t)BP_GET_LSIZE(bp), 140843466aaeSMax Grossman (u_longlong_t)bp->blk_birth); 140943466aaeSMax Grossman } else { 141043466aaeSMax Grossman (void) snprintf(blkbuf + strlen(blkbuf), 141143466aaeSMax Grossman buflen - strlen(blkbuf), 141243466aaeSMax Grossman "%llxL/%llxP F=%llu B=%llu/%llu", 141343466aaeSMax Grossman (u_longlong_t)BP_GET_LSIZE(bp), 141443466aaeSMax Grossman (u_longlong_t)BP_GET_PSIZE(bp), 14155d7b4d43SMatthew Ahrens (u_longlong_t)BP_GET_FILL(bp), 141643466aaeSMax Grossman (u_longlong_t)bp->blk_birth, 141743466aaeSMax Grossman (u_longlong_t)BP_PHYSICAL_BIRTH(bp)); 141843466aaeSMax Grossman } 141944cd46caSbillm } 142044cd46caSbillm 142188b7b0f2SMatthew Ahrens static void 14227802d7bfSMatthew Ahrens print_indirect(blkptr_t *bp, const zbookmark_phys_t *zb, 142388b7b0f2SMatthew Ahrens const dnode_phys_t *dnp) 1424fa9e4066Sahrens { 142588b7b0f2SMatthew Ahrens char blkbuf[BP_SPRINTF_LEN]; 1426fa9e4066Sahrens int l; 1427fa9e4066Sahrens 14285d7b4d43SMatthew Ahrens if (!BP_IS_EMBEDDED(bp)) { 14295d7b4d43SMatthew Ahrens ASSERT3U(BP_GET_TYPE(bp), ==, dnp->dn_type); 14305d7b4d43SMatthew Ahrens ASSERT3U(BP_GET_LEVEL(bp), ==, zb->zb_level); 14315d7b4d43SMatthew Ahrens } 1432fa9e4066Sahrens 1433b24ab676SJeff Bonwick (void) printf("%16llx ", (u_longlong_t)blkid2offset(dnp, bp, zb)); 1434fa9e4066Sahrens 1435fa9e4066Sahrens ASSERT(zb->zb_level >= 0); 1436fa9e4066Sahrens 1437fa9e4066Sahrens for (l = dnp->dn_nlevels - 1; l >= -1; l--) { 1438fa9e4066Sahrens if (l == zb->zb_level) { 143988b7b0f2SMatthew Ahrens (void) printf("L%llx", (u_longlong_t)zb->zb_level); 1440fa9e4066Sahrens } else { 144188b7b0f2SMatthew Ahrens (void) printf(" "); 1442fa9e4066Sahrens } 1443fa9e4066Sahrens } 1444fa9e4066Sahrens 144543466aaeSMax Grossman snprintf_blkptr_compact(blkbuf, sizeof (blkbuf), bp); 144688b7b0f2SMatthew Ahrens (void) printf("%s\n", blkbuf); 144788b7b0f2SMatthew Ahrens } 144888b7b0f2SMatthew Ahrens 144988b7b0f2SMatthew Ahrens static int 145088b7b0f2SMatthew Ahrens visit_indirect(spa_t *spa, const dnode_phys_t *dnp, 14517802d7bfSMatthew Ahrens blkptr_t *bp, const zbookmark_phys_t *zb) 145288b7b0f2SMatthew Ahrens { 1453e4161df6SVictor Latushkin int err = 0; 145488b7b0f2SMatthew Ahrens 145588b7b0f2SMatthew Ahrens if (bp->blk_birth == 0) 145688b7b0f2SMatthew Ahrens return (0); 145788b7b0f2SMatthew Ahrens 145888b7b0f2SMatthew Ahrens print_indirect(bp, zb, dnp); 145988b7b0f2SMatthew Ahrens 146043466aaeSMax Grossman if (BP_GET_LEVEL(bp) > 0 && !BP_IS_HOLE(bp)) { 14617adb730bSGeorge Wilson arc_flags_t flags = ARC_FLAG_WAIT; 146288b7b0f2SMatthew Ahrens int i; 146388b7b0f2SMatthew Ahrens blkptr_t *cbp; 146488b7b0f2SMatthew Ahrens int epb = BP_GET_LSIZE(bp) >> SPA_BLKPTRSHIFT; 146588b7b0f2SMatthew Ahrens arc_buf_t *buf; 146688b7b0f2SMatthew Ahrens uint64_t fill = 0; 146788b7b0f2SMatthew Ahrens 14681b912ec7SGeorge Wilson err = arc_read(NULL, spa, bp, arc_getbuf_func, &buf, 146988b7b0f2SMatthew Ahrens ZIO_PRIORITY_ASYNC_READ, ZIO_FLAG_CANFAIL, &flags, zb); 147088b7b0f2SMatthew Ahrens if (err) 147188b7b0f2SMatthew Ahrens return (err); 14723f9d6ad7SLin Ling ASSERT(buf->b_data); 147388b7b0f2SMatthew Ahrens 147488b7b0f2SMatthew Ahrens /* recursively visit blocks below this */ 147588b7b0f2SMatthew Ahrens cbp = buf->b_data; 147688b7b0f2SMatthew Ahrens for (i = 0; i < epb; i++, cbp++) { 14777802d7bfSMatthew Ahrens zbookmark_phys_t czb; 147888b7b0f2SMatthew Ahrens 147988b7b0f2SMatthew Ahrens SET_BOOKMARK(&czb, zb->zb_objset, zb->zb_object, 148088b7b0f2SMatthew Ahrens zb->zb_level - 1, 148188b7b0f2SMatthew Ahrens zb->zb_blkid * epb + i); 148288b7b0f2SMatthew Ahrens err = visit_indirect(spa, dnp, cbp, &czb); 148388b7b0f2SMatthew Ahrens if (err) 148488b7b0f2SMatthew Ahrens break; 14855d7b4d43SMatthew Ahrens fill += BP_GET_FILL(cbp); 148688b7b0f2SMatthew Ahrens } 14878ad4d6ddSJeff Bonwick if (!err) 14885d7b4d43SMatthew Ahrens ASSERT3U(fill, ==, BP_GET_FILL(bp)); 1489dcbf3bd6SGeorge Wilson arc_buf_destroy(buf, &buf); 1490fa9e4066Sahrens } 1491fa9e4066Sahrens 149288b7b0f2SMatthew Ahrens return (err); 1493fa9e4066Sahrens } 1494fa9e4066Sahrens 1495fa9e4066Sahrens /*ARGSUSED*/ 1496fa9e4066Sahrens static void 149788b7b0f2SMatthew Ahrens dump_indirect(dnode_t *dn) 1498fa9e4066Sahrens { 149988b7b0f2SMatthew Ahrens dnode_phys_t *dnp = dn->dn_phys; 150088b7b0f2SMatthew Ahrens int j; 15017802d7bfSMatthew Ahrens zbookmark_phys_t czb; 1502fa9e4066Sahrens 1503fa9e4066Sahrens (void) printf("Indirect blocks:\n"); 1504fa9e4066Sahrens 1505503ad85cSMatthew Ahrens SET_BOOKMARK(&czb, dmu_objset_id(dn->dn_objset), 150688b7b0f2SMatthew Ahrens dn->dn_object, dnp->dn_nlevels - 1, 0); 150788b7b0f2SMatthew Ahrens for (j = 0; j < dnp->dn_nblkptr; j++) { 150888b7b0f2SMatthew Ahrens czb.zb_blkid = j; 1509503ad85cSMatthew Ahrens (void) visit_indirect(dmu_objset_spa(dn->dn_objset), dnp, 151088b7b0f2SMatthew Ahrens &dnp->dn_blkptr[j], &czb); 151188b7b0f2SMatthew Ahrens } 1512fa9e4066Sahrens 1513fa9e4066Sahrens (void) printf("\n"); 1514fa9e4066Sahrens } 1515fa9e4066Sahrens 1516fa9e4066Sahrens /*ARGSUSED*/ 1517fa9e4066Sahrens static void 1518fa9e4066Sahrens dump_dsl_dir(objset_t *os, uint64_t object, void *data, size_t size) 1519fa9e4066Sahrens { 1520fa9e4066Sahrens dsl_dir_phys_t *dd = data; 1521fa9e4066Sahrens time_t crtime; 15223f9d6ad7SLin Ling char nice[32]; 1523fa9e4066Sahrens 15240a055120SJason King /* make sure nicenum has enough space */ 15250a055120SJason King CTASSERT(sizeof (nice) >= NN_NUMBUF_SZ); 15260a055120SJason King 1527fa9e4066Sahrens if (dd == NULL) 1528fa9e4066Sahrens return; 1529fa9e4066Sahrens 1530da6c28aaSamw ASSERT3U(size, >=, sizeof (dsl_dir_phys_t)); 1531fa9e4066Sahrens 1532fa9e4066Sahrens crtime = dd->dd_creation_time; 1533fa9e4066Sahrens (void) printf("\t\tcreation_time = %s", ctime(&crtime)); 1534fa9e4066Sahrens (void) printf("\t\thead_dataset_obj = %llu\n", 1535fa9e4066Sahrens (u_longlong_t)dd->dd_head_dataset_obj); 1536fa9e4066Sahrens (void) printf("\t\tparent_dir_obj = %llu\n", 1537fa9e4066Sahrens (u_longlong_t)dd->dd_parent_obj); 15383cb34c60Sahrens (void) printf("\t\torigin_obj = %llu\n", 15393cb34c60Sahrens (u_longlong_t)dd->dd_origin_obj); 1540fa9e4066Sahrens (void) printf("\t\tchild_dir_zapobj = %llu\n", 1541fa9e4066Sahrens (u_longlong_t)dd->dd_child_dir_zapobj); 15420a055120SJason King zdb_nicenum(dd->dd_used_bytes, nice, sizeof (nice)); 154374e7dc98SMatthew Ahrens (void) printf("\t\tused_bytes = %s\n", nice); 15440a055120SJason King zdb_nicenum(dd->dd_compressed_bytes, nice, sizeof (nice)); 154574e7dc98SMatthew Ahrens (void) printf("\t\tcompressed_bytes = %s\n", nice); 15460a055120SJason King zdb_nicenum(dd->dd_uncompressed_bytes, nice, sizeof (nice)); 154774e7dc98SMatthew Ahrens (void) printf("\t\tuncompressed_bytes = %s\n", nice); 15480a055120SJason King zdb_nicenum(dd->dd_quota, nice, sizeof (nice)); 154974e7dc98SMatthew Ahrens (void) printf("\t\tquota = %s\n", nice); 15500a055120SJason King zdb_nicenum(dd->dd_reserved, nice, sizeof (nice)); 155174e7dc98SMatthew Ahrens (void) printf("\t\treserved = %s\n", nice); 1552fa9e4066Sahrens (void) printf("\t\tprops_zapobj = %llu\n", 1553fa9e4066Sahrens (u_longlong_t)dd->dd_props_zapobj); 1554ecd6cf80Smarks (void) printf("\t\tdeleg_zapobj = %llu\n", 1555ecd6cf80Smarks (u_longlong_t)dd->dd_deleg_zapobj); 155674e7dc98SMatthew Ahrens (void) printf("\t\tflags = %llx\n", 155774e7dc98SMatthew Ahrens (u_longlong_t)dd->dd_flags); 155874e7dc98SMatthew Ahrens 155974e7dc98SMatthew Ahrens #define DO(which) \ 15600a055120SJason King zdb_nicenum(dd->dd_used_breakdown[DD_USED_ ## which], nice, \ 15610a055120SJason King sizeof (nice)); \ 156274e7dc98SMatthew Ahrens (void) printf("\t\tused_breakdown[" #which "] = %s\n", nice) 156374e7dc98SMatthew Ahrens DO(HEAD); 156474e7dc98SMatthew Ahrens DO(SNAP); 156574e7dc98SMatthew Ahrens DO(CHILD); 156674e7dc98SMatthew Ahrens DO(CHILD_RSRV); 156774e7dc98SMatthew Ahrens DO(REFRSRV); 156874e7dc98SMatthew Ahrens #undef DO 1569fa9e4066Sahrens } 1570fa9e4066Sahrens 1571fa9e4066Sahrens /*ARGSUSED*/ 1572fa9e4066Sahrens static void 1573fa9e4066Sahrens dump_dsl_dataset(objset_t *os, uint64_t object, void *data, size_t size) 1574fa9e4066Sahrens { 1575fa9e4066Sahrens dsl_dataset_phys_t *ds = data; 1576fa9e4066Sahrens time_t crtime; 15773f9d6ad7SLin Ling char used[32], compressed[32], uncompressed[32], unique[32]; 1578fbabab8fSmaybee char blkbuf[BP_SPRINTF_LEN]; 1579fa9e4066Sahrens 15800a055120SJason King /* make sure nicenum has enough space */ 15810a055120SJason King CTASSERT(sizeof (used) >= NN_NUMBUF_SZ); 15820a055120SJason King CTASSERT(sizeof (compressed) >= NN_NUMBUF_SZ); 15830a055120SJason King CTASSERT(sizeof (uncompressed) >= NN_NUMBUF_SZ); 15840a055120SJason King CTASSERT(sizeof (unique) >= NN_NUMBUF_SZ); 15850a055120SJason King 1586fa9e4066Sahrens if (ds == NULL) 1587fa9e4066Sahrens return; 1588fa9e4066Sahrens 1589fa9e4066Sahrens ASSERT(size == sizeof (*ds)); 1590fa9e4066Sahrens crtime = ds->ds_creation_time; 15910a055120SJason King zdb_nicenum(ds->ds_referenced_bytes, used, sizeof (used)); 15920a055120SJason King zdb_nicenum(ds->ds_compressed_bytes, compressed, sizeof (compressed)); 15930a055120SJason King zdb_nicenum(ds->ds_uncompressed_bytes, uncompressed, 15940a055120SJason King sizeof (uncompressed)); 15950a055120SJason King zdb_nicenum(ds->ds_unique_bytes, unique, sizeof (unique)); 159643466aaeSMax Grossman snprintf_blkptr(blkbuf, sizeof (blkbuf), &ds->ds_bp); 1597fa9e4066Sahrens 1598088f3894Sahrens (void) printf("\t\tdir_obj = %llu\n", 1599fa9e4066Sahrens (u_longlong_t)ds->ds_dir_obj); 1600fa9e4066Sahrens (void) printf("\t\tprev_snap_obj = %llu\n", 1601fa9e4066Sahrens (u_longlong_t)ds->ds_prev_snap_obj); 1602fa9e4066Sahrens (void) printf("\t\tprev_snap_txg = %llu\n", 1603fa9e4066Sahrens (u_longlong_t)ds->ds_prev_snap_txg); 1604fa9e4066Sahrens (void) printf("\t\tnext_snap_obj = %llu\n", 1605fa9e4066Sahrens (u_longlong_t)ds->ds_next_snap_obj); 1606fa9e4066Sahrens (void) printf("\t\tsnapnames_zapobj = %llu\n", 1607fa9e4066Sahrens (u_longlong_t)ds->ds_snapnames_zapobj); 1608fa9e4066Sahrens (void) printf("\t\tnum_children = %llu\n", 1609fa9e4066Sahrens (u_longlong_t)ds->ds_num_children); 1610842727c2SChris Kirby (void) printf("\t\tuserrefs_obj = %llu\n", 1611842727c2SChris Kirby (u_longlong_t)ds->ds_userrefs_obj); 1612fa9e4066Sahrens (void) printf("\t\tcreation_time = %s", ctime(&crtime)); 1613fa9e4066Sahrens (void) printf("\t\tcreation_txg = %llu\n", 1614fa9e4066Sahrens (u_longlong_t)ds->ds_creation_txg); 1615fa9e4066Sahrens (void) printf("\t\tdeadlist_obj = %llu\n", 1616fa9e4066Sahrens (u_longlong_t)ds->ds_deadlist_obj); 1617fa9e4066Sahrens (void) printf("\t\tused_bytes = %s\n", used); 1618fa9e4066Sahrens (void) printf("\t\tcompressed_bytes = %s\n", compressed); 1619fa9e4066Sahrens (void) printf("\t\tuncompressed_bytes = %s\n", uncompressed); 1620fa9e4066Sahrens (void) printf("\t\tunique = %s\n", unique); 1621fa9e4066Sahrens (void) printf("\t\tfsid_guid = %llu\n", 1622fa9e4066Sahrens (u_longlong_t)ds->ds_fsid_guid); 1623fa9e4066Sahrens (void) printf("\t\tguid = %llu\n", 1624fa9e4066Sahrens (u_longlong_t)ds->ds_guid); 162599653d4eSeschrock (void) printf("\t\tflags = %llx\n", 162699653d4eSeschrock (u_longlong_t)ds->ds_flags); 1627088f3894Sahrens (void) printf("\t\tnext_clones_obj = %llu\n", 1628088f3894Sahrens (u_longlong_t)ds->ds_next_clones_obj); 1629bb0ade09Sahrens (void) printf("\t\tprops_obj = %llu\n", 1630bb0ade09Sahrens (u_longlong_t)ds->ds_props_obj); 1631fa9e4066Sahrens (void) printf("\t\tbp = %s\n", blkbuf); 1632fa9e4066Sahrens } 1633fa9e4066Sahrens 1634ad135b5dSChristopher Siden /* ARGSUSED */ 1635ad135b5dSChristopher Siden static int 1636ad135b5dSChristopher Siden dump_bptree_cb(void *arg, const blkptr_t *bp, dmu_tx_t *tx) 1637ad135b5dSChristopher Siden { 1638ad135b5dSChristopher Siden char blkbuf[BP_SPRINTF_LEN]; 1639ad135b5dSChristopher Siden 1640ad135b5dSChristopher Siden if (bp->blk_birth != 0) { 164143466aaeSMax Grossman snprintf_blkptr(blkbuf, sizeof (blkbuf), bp); 1642ad135b5dSChristopher Siden (void) printf("\t%s\n", blkbuf); 1643ad135b5dSChristopher Siden } 1644ad135b5dSChristopher Siden return (0); 1645ad135b5dSChristopher Siden } 1646ad135b5dSChristopher Siden 1647ad135b5dSChristopher Siden static void 16483f7978d0SAlan Somers dump_bptree(objset_t *os, uint64_t obj, const char *name) 1649ad135b5dSChristopher Siden { 1650ad135b5dSChristopher Siden char bytes[32]; 1651ad135b5dSChristopher Siden bptree_phys_t *bt; 1652ad135b5dSChristopher Siden dmu_buf_t *db; 1653ad135b5dSChristopher Siden 16540a055120SJason King /* make sure nicenum has enough space */ 16550a055120SJason King CTASSERT(sizeof (bytes) >= NN_NUMBUF_SZ); 16560a055120SJason King 1657ad135b5dSChristopher Siden if (dump_opt['d'] < 3) 1658ad135b5dSChristopher Siden return; 1659ad135b5dSChristopher Siden 1660b420f3adSRichard Lowe VERIFY3U(0, ==, dmu_bonus_hold(os, obj, FTAG, &db)); 1661ad135b5dSChristopher Siden bt = db->db_data; 16620a055120SJason King zdb_nicenum(bt->bt_bytes, bytes, sizeof (bytes)); 1663ad135b5dSChristopher Siden (void) printf("\n %s: %llu datasets, %s\n", 1664ad135b5dSChristopher Siden name, (unsigned long long)(bt->bt_end - bt->bt_begin), bytes); 1665ad135b5dSChristopher Siden dmu_buf_rele(db, FTAG); 1666ad135b5dSChristopher Siden 1667ad135b5dSChristopher Siden if (dump_opt['d'] < 5) 1668ad135b5dSChristopher Siden return; 1669ad135b5dSChristopher Siden 1670ad135b5dSChristopher Siden (void) printf("\n"); 1671ad135b5dSChristopher Siden 1672ad135b5dSChristopher Siden (void) bptree_iterate(os, obj, B_FALSE, dump_bptree_cb, NULL, NULL); 1673ad135b5dSChristopher Siden } 1674ad135b5dSChristopher Siden 1675cde58dbcSMatthew Ahrens /* ARGSUSED */ 1676cde58dbcSMatthew Ahrens static int 1677cde58dbcSMatthew Ahrens dump_bpobj_cb(void *arg, const blkptr_t *bp, dmu_tx_t *tx) 1678cde58dbcSMatthew Ahrens { 1679cde58dbcSMatthew Ahrens char blkbuf[BP_SPRINTF_LEN]; 1680cde58dbcSMatthew Ahrens 1681cde58dbcSMatthew Ahrens ASSERT(bp->blk_birth != 0); 168243466aaeSMax Grossman snprintf_blkptr_compact(blkbuf, sizeof (blkbuf), bp); 1683cde58dbcSMatthew Ahrens (void) printf("\t%s\n", blkbuf); 1684cde58dbcSMatthew Ahrens return (0); 1685cde58dbcSMatthew Ahrens } 1686cde58dbcSMatthew Ahrens 1687fa9e4066Sahrens static void 16883f7978d0SAlan Somers dump_full_bpobj(bpobj_t *bpo, const char *name, int indent) 1689fa9e4066Sahrens { 16903f9d6ad7SLin Ling char bytes[32]; 16913f9d6ad7SLin Ling char comp[32]; 16923f9d6ad7SLin Ling char uncomp[32]; 1693fa9e4066Sahrens 16940a055120SJason King /* make sure nicenum has enough space */ 16950a055120SJason King CTASSERT(sizeof (bytes) >= NN_NUMBUF_SZ); 16960a055120SJason King CTASSERT(sizeof (comp) >= NN_NUMBUF_SZ); 16970a055120SJason King CTASSERT(sizeof (uncomp) >= NN_NUMBUF_SZ); 16980a055120SJason King 1699fa9e4066Sahrens if (dump_opt['d'] < 3) 1700fa9e4066Sahrens return; 1701fa9e4066Sahrens 17020a055120SJason King zdb_nicenum(bpo->bpo_phys->bpo_bytes, bytes, sizeof (bytes)); 1703d0475637SMatthew Ahrens if (bpo->bpo_havesubobj && bpo->bpo_phys->bpo_subobjs != 0) { 17040a055120SJason King zdb_nicenum(bpo->bpo_phys->bpo_comp, comp, sizeof (comp)); 17050a055120SJason King zdb_nicenum(bpo->bpo_phys->bpo_uncomp, uncomp, sizeof (uncomp)); 1706d0475637SMatthew Ahrens (void) printf(" %*s: object %llu, %llu local blkptrs, " 1707732885fcSMatthew Ahrens "%llu subobjs in object %llu, %s (%s/%s comp)\n", 1708d0475637SMatthew Ahrens indent * 8, name, 1709d0475637SMatthew Ahrens (u_longlong_t)bpo->bpo_object, 1710d0475637SMatthew Ahrens (u_longlong_t)bpo->bpo_phys->bpo_num_blkptrs, 1711cde58dbcSMatthew Ahrens (u_longlong_t)bpo->bpo_phys->bpo_num_subobjs, 1712732885fcSMatthew Ahrens (u_longlong_t)bpo->bpo_phys->bpo_subobjs, 171399653d4eSeschrock bytes, comp, uncomp); 1714d0475637SMatthew Ahrens 1715d0475637SMatthew Ahrens for (uint64_t i = 0; i < bpo->bpo_phys->bpo_num_subobjs; i++) { 1716d0475637SMatthew Ahrens uint64_t subobj; 1717d0475637SMatthew Ahrens bpobj_t subbpo; 1718d0475637SMatthew Ahrens int error; 1719d0475637SMatthew Ahrens VERIFY0(dmu_read(bpo->bpo_os, 1720d0475637SMatthew Ahrens bpo->bpo_phys->bpo_subobjs, 1721d0475637SMatthew Ahrens i * sizeof (subobj), sizeof (subobj), &subobj, 0)); 1722d0475637SMatthew Ahrens error = bpobj_open(&subbpo, bpo->bpo_os, subobj); 1723d0475637SMatthew Ahrens if (error != 0) { 1724d0475637SMatthew Ahrens (void) printf("ERROR %u while trying to open " 1725d0475637SMatthew Ahrens "subobj id %llu\n", 1726d0475637SMatthew Ahrens error, (u_longlong_t)subobj); 1727d0475637SMatthew Ahrens continue; 1728d0475637SMatthew Ahrens } 1729732885fcSMatthew Ahrens dump_full_bpobj(&subbpo, "subobj", indent + 1); 173077061867SMatthew Ahrens bpobj_close(&subbpo); 1731d0475637SMatthew Ahrens } 173299653d4eSeschrock } else { 1733d0475637SMatthew Ahrens (void) printf(" %*s: object %llu, %llu blkptrs, %s\n", 1734d0475637SMatthew Ahrens indent * 8, name, 1735d0475637SMatthew Ahrens (u_longlong_t)bpo->bpo_object, 1736d0475637SMatthew Ahrens (u_longlong_t)bpo->bpo_phys->bpo_num_blkptrs, 1737d0475637SMatthew Ahrens bytes); 173899653d4eSeschrock } 1739fa9e4066Sahrens 1740cde58dbcSMatthew Ahrens if (dump_opt['d'] < 5) 1741fa9e4066Sahrens return; 1742fa9e4066Sahrens 1743fa9e4066Sahrens 1744d0475637SMatthew Ahrens if (indent == 0) { 1745d0475637SMatthew Ahrens (void) bpobj_iterate_nofree(bpo, dump_bpobj_cb, NULL, NULL); 1746d0475637SMatthew Ahrens (void) printf("\n"); 1747d0475637SMatthew Ahrens } 1748cde58dbcSMatthew Ahrens } 174944cd46caSbillm 1750cde58dbcSMatthew Ahrens static void 1751cde58dbcSMatthew Ahrens dump_deadlist(dsl_deadlist_t *dl) 1752cde58dbcSMatthew Ahrens { 1753cde58dbcSMatthew Ahrens dsl_deadlist_entry_t *dle; 1754d0475637SMatthew Ahrens uint64_t unused; 1755cde58dbcSMatthew Ahrens char bytes[32]; 1756cde58dbcSMatthew Ahrens char comp[32]; 1757cde58dbcSMatthew Ahrens char uncomp[32]; 1758cde58dbcSMatthew Ahrens 17590a055120SJason King /* make sure nicenum has enough space */ 17600a055120SJason King CTASSERT(sizeof (bytes) >= NN_NUMBUF_SZ); 17610a055120SJason King CTASSERT(sizeof (comp) >= NN_NUMBUF_SZ); 17620a055120SJason King CTASSERT(sizeof (uncomp) >= NN_NUMBUF_SZ); 17630a055120SJason King 1764cde58dbcSMatthew Ahrens if (dump_opt['d'] < 3) 1765cde58dbcSMatthew Ahrens return; 1766cde58dbcSMatthew Ahrens 176790c76c66SMatthew Ahrens if (dl->dl_oldfmt) { 1768732885fcSMatthew Ahrens dump_full_bpobj(&dl->dl_bpobj, "old-format deadlist", 0); 176990c76c66SMatthew Ahrens return; 177090c76c66SMatthew Ahrens } 177190c76c66SMatthew Ahrens 17720a055120SJason King zdb_nicenum(dl->dl_phys->dl_used, bytes, sizeof (bytes)); 17730a055120SJason King zdb_nicenum(dl->dl_phys->dl_comp, comp, sizeof (comp)); 17740a055120SJason King zdb_nicenum(dl->dl_phys->dl_uncomp, uncomp, sizeof (uncomp)); 1775cde58dbcSMatthew Ahrens (void) printf("\n Deadlist: %s (%s/%s comp)\n", 1776cde58dbcSMatthew Ahrens bytes, comp, uncomp); 1777cde58dbcSMatthew Ahrens 1778cde58dbcSMatthew Ahrens if (dump_opt['d'] < 4) 1779cde58dbcSMatthew Ahrens return; 1780cde58dbcSMatthew Ahrens 1781cde58dbcSMatthew Ahrens (void) printf("\n"); 1782cde58dbcSMatthew Ahrens 1783d0475637SMatthew Ahrens /* force the tree to be loaded */ 1784d0475637SMatthew Ahrens dsl_deadlist_space_range(dl, 0, UINT64_MAX, &unused, &unused, &unused); 1785d0475637SMatthew Ahrens 1786cde58dbcSMatthew Ahrens for (dle = avl_first(&dl->dl_tree); dle; 1787cde58dbcSMatthew Ahrens dle = AVL_NEXT(&dl->dl_tree, dle)) { 1788d0475637SMatthew Ahrens if (dump_opt['d'] >= 5) { 1789d0475637SMatthew Ahrens char buf[128]; 1790de05b588SRichard Yao (void) snprintf(buf, sizeof (buf), 1791de05b588SRichard Yao "mintxg %llu -> obj %llu", 1792d0475637SMatthew Ahrens (longlong_t)dle->dle_mintxg, 1793d0475637SMatthew Ahrens (longlong_t)dle->dle_bpobj.bpo_object); 1794fa9e4066Sahrens 1795732885fcSMatthew Ahrens dump_full_bpobj(&dle->dle_bpobj, buf, 0); 1796d0475637SMatthew Ahrens } else { 1797d0475637SMatthew Ahrens (void) printf("mintxg %llu -> obj %llu\n", 1798d0475637SMatthew Ahrens (longlong_t)dle->dle_mintxg, 1799d0475637SMatthew Ahrens (longlong_t)dle->dle_bpobj.bpo_object); 1800d0475637SMatthew Ahrens 1801d0475637SMatthew Ahrens } 1802cde58dbcSMatthew Ahrens } 1803fa9e4066Sahrens } 1804fa9e4066Sahrens 1805e0d35c44Smarks static avl_tree_t idx_tree; 1806e0d35c44Smarks static avl_tree_t domain_tree; 1807e0d35c44Smarks static boolean_t fuid_table_loaded; 1808ed61ec1dSYuri Pankov static objset_t *sa_os = NULL; 1809ed61ec1dSYuri Pankov static sa_attr_type_t *sa_attr_table = NULL; 1810ed61ec1dSYuri Pankov 1811ed61ec1dSYuri Pankov static int 1812ed61ec1dSYuri Pankov open_objset(const char *path, dmu_objset_type_t type, void *tag, objset_t **osp) 1813ed61ec1dSYuri Pankov { 1814ed61ec1dSYuri Pankov int err; 1815ed61ec1dSYuri Pankov uint64_t sa_attrs = 0; 1816ed61ec1dSYuri Pankov uint64_t version = 0; 1817ed61ec1dSYuri Pankov 1818ed61ec1dSYuri Pankov VERIFY3P(sa_os, ==, NULL); 1819ed61ec1dSYuri Pankov err = dmu_objset_own(path, type, B_TRUE, tag, osp); 1820ed61ec1dSYuri Pankov if (err != 0) { 1821ed61ec1dSYuri Pankov (void) fprintf(stderr, "failed to own dataset '%s': %s\n", path, 1822ed61ec1dSYuri Pankov strerror(err)); 1823ed61ec1dSYuri Pankov return (err); 1824ed61ec1dSYuri Pankov } 1825ed61ec1dSYuri Pankov 1826ed61ec1dSYuri Pankov if (dmu_objset_type(*osp) == DMU_OST_ZFS) { 1827ed61ec1dSYuri Pankov (void) zap_lookup(*osp, MASTER_NODE_OBJ, ZPL_VERSION_STR, 1828ed61ec1dSYuri Pankov 8, 1, &version); 1829ed61ec1dSYuri Pankov if (version >= ZPL_VERSION_SA) { 1830ed61ec1dSYuri Pankov (void) zap_lookup(*osp, MASTER_NODE_OBJ, ZFS_SA_ATTRS, 1831ed61ec1dSYuri Pankov 8, 1, &sa_attrs); 1832ed61ec1dSYuri Pankov } 1833ed61ec1dSYuri Pankov err = sa_setup(*osp, sa_attrs, zfs_attr_table, ZPL_END, 1834ed61ec1dSYuri Pankov &sa_attr_table); 1835ed61ec1dSYuri Pankov if (err != 0) { 1836ed61ec1dSYuri Pankov (void) fprintf(stderr, "sa_setup failed: %s\n", 1837ed61ec1dSYuri Pankov strerror(err)); 1838ed61ec1dSYuri Pankov dmu_objset_disown(*osp, tag); 1839ed61ec1dSYuri Pankov *osp = NULL; 1840ed61ec1dSYuri Pankov } 1841ed61ec1dSYuri Pankov } 1842ed61ec1dSYuri Pankov sa_os = *osp; 1843ed61ec1dSYuri Pankov 1844ed61ec1dSYuri Pankov return (0); 1845ed61ec1dSYuri Pankov } 1846ed61ec1dSYuri Pankov 1847ed61ec1dSYuri Pankov static void 1848ed61ec1dSYuri Pankov close_objset(objset_t *os, void *tag) 1849ed61ec1dSYuri Pankov { 1850ed61ec1dSYuri Pankov VERIFY3P(os, ==, sa_os); 1851ed61ec1dSYuri Pankov if (os->os_sa != NULL) 1852ed61ec1dSYuri Pankov sa_tear_down(os); 1853ed61ec1dSYuri Pankov dmu_objset_disown(os, tag); 1854ed61ec1dSYuri Pankov sa_attr_table = NULL; 1855ed61ec1dSYuri Pankov sa_os = NULL; 1856ed61ec1dSYuri Pankov } 1857e0d35c44Smarks 1858e0d35c44Smarks static void 1859e0d35c44Smarks fuid_table_destroy() 1860e0d35c44Smarks { 1861e0d35c44Smarks if (fuid_table_loaded) { 1862e0d35c44Smarks zfs_fuid_table_destroy(&idx_tree, &domain_tree); 1863e0d35c44Smarks fuid_table_loaded = B_FALSE; 1864e0d35c44Smarks } 1865e0d35c44Smarks } 1866e0d35c44Smarks 1867e0d35c44Smarks /* 1868e0d35c44Smarks * print uid or gid information. 1869e0d35c44Smarks * For normal POSIX id just the id is printed in decimal format. 1870e0d35c44Smarks * For CIFS files with FUID the fuid is printed in hex followed by 1871d0475637SMatthew Ahrens * the domain-rid string. 1872e0d35c44Smarks */ 1873e0d35c44Smarks static void 1874e0d35c44Smarks print_idstr(uint64_t id, const char *id_type) 1875e0d35c44Smarks { 1876e0d35c44Smarks if (FUID_INDEX(id)) { 1877e0d35c44Smarks char *domain; 1878e0d35c44Smarks 1879e0d35c44Smarks domain = zfs_fuid_idx_domain(&idx_tree, FUID_INDEX(id)); 1880e0d35c44Smarks (void) printf("\t%s %llx [%s-%d]\n", id_type, 1881e0d35c44Smarks (u_longlong_t)id, domain, (int)FUID_RID(id)); 1882e0d35c44Smarks } else { 1883e0d35c44Smarks (void) printf("\t%s %llu\n", id_type, (u_longlong_t)id); 1884e0d35c44Smarks } 1885e0d35c44Smarks 1886e0d35c44Smarks } 1887e0d35c44Smarks 1888e0d35c44Smarks static void 18890a586ceaSMark Shellenbaum dump_uidgid(objset_t *os, uint64_t uid, uint64_t gid) 1890e0d35c44Smarks { 1891e0d35c44Smarks uint32_t uid_idx, gid_idx; 1892e0d35c44Smarks 18930a586ceaSMark Shellenbaum uid_idx = FUID_INDEX(uid); 18940a586ceaSMark Shellenbaum gid_idx = FUID_INDEX(gid); 1895e0d35c44Smarks 1896e0d35c44Smarks /* Load domain table, if not already loaded */ 1897e0d35c44Smarks if (!fuid_table_loaded && (uid_idx || gid_idx)) { 1898e0d35c44Smarks uint64_t fuid_obj; 1899e0d35c44Smarks 1900e0d35c44Smarks /* first find the fuid object. It lives in the master node */ 1901e0d35c44Smarks VERIFY(zap_lookup(os, MASTER_NODE_OBJ, ZFS_FUID_TABLES, 1902e0d35c44Smarks 8, 1, &fuid_obj) == 0); 190389459e17SMark Shellenbaum zfs_fuid_avl_tree_create(&idx_tree, &domain_tree); 1904e0d35c44Smarks (void) zfs_fuid_table_load(os, fuid_obj, 1905e0d35c44Smarks &idx_tree, &domain_tree); 1906e0d35c44Smarks fuid_table_loaded = B_TRUE; 1907e0d35c44Smarks } 1908e0d35c44Smarks 19090a586ceaSMark Shellenbaum print_idstr(uid, "uid"); 19100a586ceaSMark Shellenbaum print_idstr(gid, "gid"); 1911e0d35c44Smarks } 1912e0d35c44Smarks 1913fa9e4066Sahrens /*ARGSUSED*/ 1914fa9e4066Sahrens static void 1915fa9e4066Sahrens dump_znode(objset_t *os, uint64_t object, void *data, size_t size) 1916fa9e4066Sahrens { 1917fa9e4066Sahrens char path[MAXPATHLEN * 2]; /* allow for xattr and failure prefix */ 19180a586ceaSMark Shellenbaum sa_handle_t *hdl; 19190a586ceaSMark Shellenbaum uint64_t xattr, rdev, gen; 19200a586ceaSMark Shellenbaum uint64_t uid, gid, mode, fsize, parent, links; 19218f2529deSMark Shellenbaum uint64_t pflags; 19220a586ceaSMark Shellenbaum uint64_t acctm[2], modtm[2], chgtm[2], crtm[2]; 19230a586ceaSMark Shellenbaum time_t z_crtime, z_atime, z_mtime, z_ctime; 19248f2529deSMark Shellenbaum sa_bulk_attr_t bulk[12]; 19250a586ceaSMark Shellenbaum int idx = 0; 192655434c77Sek int error; 1927fa9e4066Sahrens 1928ed61ec1dSYuri Pankov VERIFY3P(os, ==, sa_os); 19290a586ceaSMark Shellenbaum if (sa_handle_get(os, object, NULL, SA_HDL_PRIVATE, &hdl)) { 19300a586ceaSMark Shellenbaum (void) printf("Failed to get handle for SA znode\n"); 19310a586ceaSMark Shellenbaum return; 19320a586ceaSMark Shellenbaum } 19330a586ceaSMark Shellenbaum 19340a586ceaSMark Shellenbaum SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_UID], NULL, &uid, 8); 19350a586ceaSMark Shellenbaum SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_GID], NULL, &gid, 8); 19360a586ceaSMark Shellenbaum SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_LINKS], NULL, 19370a586ceaSMark Shellenbaum &links, 8); 19380a586ceaSMark Shellenbaum SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_GEN], NULL, &gen, 8); 19390a586ceaSMark Shellenbaum SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_MODE], NULL, 19400a586ceaSMark Shellenbaum &mode, 8); 19410a586ceaSMark Shellenbaum SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_PARENT], 19420a586ceaSMark Shellenbaum NULL, &parent, 8); 19430a586ceaSMark Shellenbaum SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_SIZE], NULL, 19440a586ceaSMark Shellenbaum &fsize, 8); 19450a586ceaSMark Shellenbaum SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_ATIME], NULL, 19460a586ceaSMark Shellenbaum acctm, 16); 19470a586ceaSMark Shellenbaum SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_MTIME], NULL, 19480a586ceaSMark Shellenbaum modtm, 16); 19490a586ceaSMark Shellenbaum SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_CRTIME], NULL, 19500a586ceaSMark Shellenbaum crtm, 16); 19510a586ceaSMark Shellenbaum SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_CTIME], NULL, 19520a586ceaSMark Shellenbaum chgtm, 16); 19538f2529deSMark Shellenbaum SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_FLAGS], NULL, 19548f2529deSMark Shellenbaum &pflags, 8); 19550a586ceaSMark Shellenbaum 19560a586ceaSMark Shellenbaum if (sa_bulk_lookup(hdl, bulk, idx)) { 19570a586ceaSMark Shellenbaum (void) sa_handle_destroy(hdl); 19580a586ceaSMark Shellenbaum return; 19590a586ceaSMark Shellenbaum } 1960fa9e4066Sahrens 19610a586ceaSMark Shellenbaum z_crtime = (time_t)crtm[0]; 19620a586ceaSMark Shellenbaum z_atime = (time_t)acctm[0]; 19630a586ceaSMark Shellenbaum z_mtime = (time_t)modtm[0]; 19640a586ceaSMark Shellenbaum z_ctime = (time_t)chgtm[0]; 1965fa9e4066Sahrens 1966e548d2faSAlan Somers if (dump_opt['d'] > 4) { 1967e548d2faSAlan Somers error = zfs_obj_to_path(os, object, path, sizeof (path)); 1968e548d2faSAlan Somers if (error != 0) { 1969e548d2faSAlan Somers (void) snprintf(path, sizeof (path), 1970e548d2faSAlan Somers "\?\?\?<object#%llu>", (u_longlong_t)object); 1971e548d2faSAlan Somers } 1972e548d2faSAlan Somers (void) printf("\tpath %s\n", path); 1973e548d2faSAlan Somers } 19740a586ceaSMark Shellenbaum dump_uidgid(os, uid, gid); 1975fa9e4066Sahrens (void) printf("\tatime %s", ctime(&z_atime)); 1976fa9e4066Sahrens (void) printf("\tmtime %s", ctime(&z_mtime)); 1977fa9e4066Sahrens (void) printf("\tctime %s", ctime(&z_ctime)); 1978fa9e4066Sahrens (void) printf("\tcrtime %s", ctime(&z_crtime)); 19790a586ceaSMark Shellenbaum (void) printf("\tgen %llu\n", (u_longlong_t)gen); 19800a586ceaSMark Shellenbaum (void) printf("\tmode %llo\n", (u_longlong_t)mode); 19810a586ceaSMark Shellenbaum (void) printf("\tsize %llu\n", (u_longlong_t)fsize); 19820a586ceaSMark Shellenbaum (void) printf("\tparent %llu\n", (u_longlong_t)parent); 19830a586ceaSMark Shellenbaum (void) printf("\tlinks %llu\n", (u_longlong_t)links); 19848f2529deSMark Shellenbaum (void) printf("\tpflags %llx\n", (u_longlong_t)pflags); 19850a586ceaSMark Shellenbaum if (sa_lookup(hdl, sa_attr_table[ZPL_XATTR], &xattr, 19860a586ceaSMark Shellenbaum sizeof (uint64_t)) == 0) 19870a586ceaSMark Shellenbaum (void) printf("\txattr %llu\n", (u_longlong_t)xattr); 19880a586ceaSMark Shellenbaum if (sa_lookup(hdl, sa_attr_table[ZPL_RDEV], &rdev, 19890a586ceaSMark Shellenbaum sizeof (uint64_t)) == 0) 19900a586ceaSMark Shellenbaum (void) printf("\trdev 0x%016llx\n", (u_longlong_t)rdev); 19910a586ceaSMark Shellenbaum sa_handle_destroy(hdl); 1992fa9e4066Sahrens } 1993fa9e4066Sahrens 1994fa9e4066Sahrens /*ARGSUSED*/ 1995fa9e4066Sahrens static void 1996fa9e4066Sahrens dump_acl(objset_t *os, uint64_t object, void *data, size_t size) 1997fa9e4066Sahrens { 1998fa9e4066Sahrens } 1999fa9e4066Sahrens 2000fa9e4066Sahrens /*ARGSUSED*/ 2001fa9e4066Sahrens static void 2002fa9e4066Sahrens dump_dmu_objset(objset_t *os, uint64_t object, void *data, size_t size) 2003fa9e4066Sahrens { 2004fa9e4066Sahrens } 2005fa9e4066Sahrens 20066de8f417SVictor Latushkin static object_viewer_t *object_viewer[DMU_OT_NUMTYPES + 1] = { 2007fa9e4066Sahrens dump_none, /* unallocated */ 2008fa9e4066Sahrens dump_zap, /* object directory */ 2009fa9e4066Sahrens dump_uint64, /* object array */ 2010fa9e4066Sahrens dump_none, /* packed nvlist */ 2011fa9e4066Sahrens dump_packed_nvlist, /* packed nvlist size */ 2012732885fcSMatthew Ahrens dump_none, /* bpobj */ 2013732885fcSMatthew Ahrens dump_bpobj, /* bpobj header */ 2014fa9e4066Sahrens dump_none, /* SPA space map header */ 2015fa9e4066Sahrens dump_none, /* SPA space map */ 2016fa9e4066Sahrens dump_none, /* ZIL intent log */ 2017fa9e4066Sahrens dump_dnode, /* DMU dnode */ 2018fa9e4066Sahrens dump_dmu_objset, /* DMU objset */ 2019ea8dc4b6Seschrock dump_dsl_dir, /* DSL directory */ 2020fa9e4066Sahrens dump_zap, /* DSL directory child map */ 2021fa9e4066Sahrens dump_zap, /* DSL dataset snap map */ 2022fa9e4066Sahrens dump_zap, /* DSL props */ 2023fa9e4066Sahrens dump_dsl_dataset, /* DSL dataset */ 2024fa9e4066Sahrens dump_znode, /* ZFS znode */ 2025da6c28aaSamw dump_acl, /* ZFS V0 ACL */ 2026fa9e4066Sahrens dump_uint8, /* ZFS plain file */ 2027e7437265Sahrens dump_zpldir, /* ZFS directory */ 2028fa9e4066Sahrens dump_zap, /* ZFS master node */ 2029fa9e4066Sahrens dump_zap, /* ZFS delete queue */ 2030fa9e4066Sahrens dump_uint8, /* zvol object */ 2031fa9e4066Sahrens dump_zap, /* zvol prop */ 2032fa9e4066Sahrens dump_uint8, /* other uint8[] */ 2033fa9e4066Sahrens dump_uint64, /* other uint64[] */ 2034fa9e4066Sahrens dump_zap, /* other ZAP */ 2035ea8dc4b6Seschrock dump_zap, /* persistent error log */ 203606eeb2adSek dump_uint8, /* SPA history */ 20374445fffbSMatthew Ahrens dump_history_offsets, /* SPA history offsets */ 2038b1b8ab34Slling dump_zap, /* Pool properties */ 2039ecd6cf80Smarks dump_zap, /* DSL permissions */ 2040da6c28aaSamw dump_acl, /* ZFS ACL */ 2041da6c28aaSamw dump_uint8, /* ZFS SYSACL */ 2042da6c28aaSamw dump_none, /* FUID nvlist */ 2043da6c28aaSamw dump_packed_nvlist, /* FUID nvlist size */ 2044088f3894Sahrens dump_zap, /* DSL dataset next clones */ 2045088f3894Sahrens dump_zap, /* DSL scrub queue */ 204614843421SMatthew Ahrens dump_zap, /* ZFS user/group used */ 204714843421SMatthew Ahrens dump_zap, /* ZFS user/group quota */ 2048842727c2SChris Kirby dump_zap, /* snapshot refcount tags */ 2049486ae710SMatthew Ahrens dump_ddt_zap, /* DDT ZAP object */ 2050b24ab676SJeff Bonwick dump_zap, /* DDT statistics */ 20510a586ceaSMark Shellenbaum dump_znode, /* SA object */ 20520a586ceaSMark Shellenbaum dump_zap, /* SA Master Node */ 20530a586ceaSMark Shellenbaum dump_sa_attrs, /* SA attribute registration */ 20540a586ceaSMark Shellenbaum dump_sa_layouts, /* SA attribute layouts */ 20553f9d6ad7SLin Ling dump_zap, /* DSL scrub translations */ 20563f9d6ad7SLin Ling dump_none, /* fake dedup BP */ 2057cde58dbcSMatthew Ahrens dump_zap, /* deadlist */ 2058cde58dbcSMatthew Ahrens dump_none, /* deadlist hdr */ 2059cde58dbcSMatthew Ahrens dump_zap, /* dsl clones */ 2060732885fcSMatthew Ahrens dump_bpobj_subobjs, /* bpobj subobjs */ 20610a586ceaSMark Shellenbaum dump_unknown, /* Unknown type, must be last */ 2062fa9e4066Sahrens }; 2063fa9e4066Sahrens 2064fa9e4066Sahrens static void 2065fa9e4066Sahrens dump_object(objset_t *os, uint64_t object, int verbosity, int *print_header) 2066fa9e4066Sahrens { 2067fa9e4066Sahrens dmu_buf_t *db = NULL; 2068fa9e4066Sahrens dmu_object_info_t doi; 2069fa9e4066Sahrens dnode_t *dn; 2070fa9e4066Sahrens void *bonus = NULL; 2071fa9e4066Sahrens size_t bsize = 0; 20723f9d6ad7SLin Ling char iblk[32], dblk[32], lsize[32], asize[32], fill[32]; 20733f9d6ad7SLin Ling char bonus_size[32]; 2074fa9e4066Sahrens char aux[50]; 2075fa9e4066Sahrens int error; 2076fa9e4066Sahrens 20770a055120SJason King /* make sure nicenum has enough space */ 20780a055120SJason King CTASSERT(sizeof (iblk) >= NN_NUMBUF_SZ); 20790a055120SJason King CTASSERT(sizeof (dblk) >= NN_NUMBUF_SZ); 20800a055120SJason King CTASSERT(sizeof (lsize) >= NN_NUMBUF_SZ); 20810a055120SJason King CTASSERT(sizeof (asize) >= NN_NUMBUF_SZ); 20820a055120SJason King CTASSERT(sizeof (bonus_size) >= NN_NUMBUF_SZ); 20830a055120SJason King 2084fa9e4066Sahrens if (*print_header) { 2085b24ab676SJeff Bonwick (void) printf("\n%10s %3s %5s %5s %5s %5s %6s %s\n", 2086b24ab676SJeff Bonwick "Object", "lvl", "iblk", "dblk", "dsize", "lsize", 2087b24ab676SJeff Bonwick "%full", "type"); 2088fa9e4066Sahrens *print_header = 0; 2089fa9e4066Sahrens } 2090fa9e4066Sahrens 2091fa9e4066Sahrens if (object == 0) { 2092744947dcSTom Erickson dn = DMU_META_DNODE(os); 2093fa9e4066Sahrens } else { 2094ea8dc4b6Seschrock error = dmu_bonus_hold(os, object, FTAG, &db); 2095ea8dc4b6Seschrock if (error) 2096ea8dc4b6Seschrock fatal("dmu_bonus_hold(%llu) failed, errno %u", 2097ea8dc4b6Seschrock object, error); 2098fa9e4066Sahrens bonus = db->db_data; 2099fa9e4066Sahrens bsize = db->db_size; 2100744947dcSTom Erickson dn = DB_DNODE((dmu_buf_impl_t *)db); 2101fa9e4066Sahrens } 2102fa9e4066Sahrens dmu_object_info_from_dnode(dn, &doi); 2103fa9e4066Sahrens 21040a055120SJason King zdb_nicenum(doi.doi_metadata_block_size, iblk, sizeof (iblk)); 21050a055120SJason King zdb_nicenum(doi.doi_data_block_size, dblk, sizeof (dblk)); 21060a055120SJason King zdb_nicenum(doi.doi_max_offset, lsize, sizeof (lsize)); 21070a055120SJason King zdb_nicenum(doi.doi_physical_blocks_512 << 9, asize, sizeof (asize)); 21080a055120SJason King zdb_nicenum(doi.doi_bonus_size, bonus_size, sizeof (bonus_size)); 2109b24ab676SJeff Bonwick (void) sprintf(fill, "%6.2f", 100.0 * doi.doi_fill_count * 2110bbfd46c4SJeff Bonwick doi.doi_data_block_size / (object == 0 ? DNODES_PER_BLOCK : 1) / 2111bbfd46c4SJeff Bonwick doi.doi_max_offset); 2112fa9e4066Sahrens 2113fa9e4066Sahrens aux[0] = '\0'; 2114fa9e4066Sahrens 2115e7437265Sahrens if (doi.doi_checksum != ZIO_CHECKSUM_INHERIT || verbosity >= 6) { 2116fa9e4066Sahrens (void) snprintf(aux + strlen(aux), sizeof (aux), " (K=%s)", 21176de8f417SVictor Latushkin ZDB_CHECKSUM_NAME(doi.doi_checksum)); 2118e7437265Sahrens } 2119fa9e4066Sahrens 2120e7437265Sahrens if (doi.doi_compress != ZIO_COMPRESS_INHERIT || verbosity >= 6) { 2121fa9e4066Sahrens (void) snprintf(aux + strlen(aux), sizeof (aux), " (Z=%s)", 21226de8f417SVictor Latushkin ZDB_COMPRESS_NAME(doi.doi_compress)); 2123e7437265Sahrens } 2124fa9e4066Sahrens 2125b24ab676SJeff Bonwick (void) printf("%10lld %3u %5s %5s %5s %5s %6s %s%s\n", 2126b24ab676SJeff Bonwick (u_longlong_t)object, doi.doi_indirection, iblk, dblk, 2127b24ab676SJeff Bonwick asize, lsize, fill, ZDB_OT_NAME(doi.doi_type), aux); 2128fa9e4066Sahrens 2129fa9e4066Sahrens if (doi.doi_bonus_type != DMU_OT_NONE && verbosity > 3) { 2130b24ab676SJeff Bonwick (void) printf("%10s %3s %5s %5s %5s %5s %6s %s\n", 2131b24ab676SJeff Bonwick "", "", "", "", "", bonus_size, "bonus", 21326de8f417SVictor Latushkin ZDB_OT_NAME(doi.doi_bonus_type)); 2133fa9e4066Sahrens } 2134fa9e4066Sahrens 2135fa9e4066Sahrens if (verbosity >= 4) { 21360a586ceaSMark Shellenbaum (void) printf("\tdnode flags: %s%s%s\n", 213714843421SMatthew Ahrens (dn->dn_phys->dn_flags & DNODE_FLAG_USED_BYTES) ? 213814843421SMatthew Ahrens "USED_BYTES " : "", 213914843421SMatthew Ahrens (dn->dn_phys->dn_flags & DNODE_FLAG_USERUSED_ACCOUNTED) ? 21400a586ceaSMark Shellenbaum "USERUSED_ACCOUNTED " : "", 21410a586ceaSMark Shellenbaum (dn->dn_phys->dn_flags & DNODE_FLAG_SPILL_BLKPTR) ? 21420a586ceaSMark Shellenbaum "SPILL_BLKPTR" : ""); 214314843421SMatthew Ahrens (void) printf("\tdnode maxblkid: %llu\n", 214414843421SMatthew Ahrens (longlong_t)dn->dn_phys->dn_maxblkid); 214514843421SMatthew Ahrens 21466de8f417SVictor Latushkin object_viewer[ZDB_OT_TYPE(doi.doi_bonus_type)](os, object, 21476de8f417SVictor Latushkin bonus, bsize); 21486de8f417SVictor Latushkin object_viewer[ZDB_OT_TYPE(doi.doi_type)](os, object, NULL, 0); 2149fa9e4066Sahrens *print_header = 1; 2150fa9e4066Sahrens } 2151fa9e4066Sahrens 2152fa9e4066Sahrens if (verbosity >= 5) 215388b7b0f2SMatthew Ahrens dump_indirect(dn); 2154fa9e4066Sahrens 2155fa9e4066Sahrens if (verbosity >= 5) { 2156fa9e4066Sahrens /* 2157fa9e4066Sahrens * Report the list of segments that comprise the object. 2158fa9e4066Sahrens */ 2159fa9e4066Sahrens uint64_t start = 0; 2160fa9e4066Sahrens uint64_t end; 2161fa9e4066Sahrens uint64_t blkfill = 1; 2162fa9e4066Sahrens int minlvl = 1; 2163fa9e4066Sahrens 2164fa9e4066Sahrens if (dn->dn_type == DMU_OT_DNODE) { 2165fa9e4066Sahrens minlvl = 0; 2166fa9e4066Sahrens blkfill = DNODES_PER_BLOCK; 2167fa9e4066Sahrens } 2168fa9e4066Sahrens 2169fa9e4066Sahrens for (;;) { 21703f9d6ad7SLin Ling char segsize[32]; 21710a055120SJason King /* make sure nicenum has enough space */ 21720a055120SJason King CTASSERT(sizeof (segsize) >= NN_NUMBUF_SZ); 2173cdb0ab79Smaybee error = dnode_next_offset(dn, 2174cdb0ab79Smaybee 0, &start, minlvl, blkfill, 0); 2175fa9e4066Sahrens if (error) 2176fa9e4066Sahrens break; 2177fa9e4066Sahrens end = start; 2178cdb0ab79Smaybee error = dnode_next_offset(dn, 2179cdb0ab79Smaybee DNODE_FIND_HOLE, &end, minlvl, blkfill, 0); 21800a055120SJason King zdb_nicenum(end - start, segsize, sizeof (segsize)); 2181fa9e4066Sahrens (void) printf("\t\tsegment [%016llx, %016llx)" 2182fa9e4066Sahrens " size %5s\n", (u_longlong_t)start, 2183fa9e4066Sahrens (u_longlong_t)end, segsize); 2184fa9e4066Sahrens if (error) 2185fa9e4066Sahrens break; 2186fa9e4066Sahrens start = end; 2187fa9e4066Sahrens } 2188fa9e4066Sahrens } 2189fa9e4066Sahrens 2190fa9e4066Sahrens if (db != NULL) 2191ea8dc4b6Seschrock dmu_buf_rele(db, FTAG); 2192fa9e4066Sahrens } 2193fa9e4066Sahrens 21943f7978d0SAlan Somers static const char *objset_types[DMU_OST_NUMTYPES] = { 2195fa9e4066Sahrens "NONE", "META", "ZPL", "ZVOL", "OTHER", "ANY" }; 2196fa9e4066Sahrens 2197fa9e4066Sahrens static void 2198fa9e4066Sahrens dump_dir(objset_t *os) 2199fa9e4066Sahrens { 2200fa9e4066Sahrens dmu_objset_stats_t dds; 2201fa9e4066Sahrens uint64_t object, object_count; 2202a2eea2e1Sahrens uint64_t refdbytes, usedobjs, scratch; 22033f9d6ad7SLin Ling char numbuf[32]; 220414843421SMatthew Ahrens char blkbuf[BP_SPRINTF_LEN + 20]; 22059adfa60dSMatthew Ahrens char osname[ZFS_MAX_DATASET_NAME_LEN]; 22063f7978d0SAlan Somers const char *type = "UNKNOWN"; 2207fa9e4066Sahrens int verbosity = dump_opt['d']; 2208fa9e4066Sahrens int print_header = 1; 22093f7978d0SAlan Somers unsigned i; 22103f7978d0SAlan Somers int error; 2211fa9e4066Sahrens 22120a055120SJason King /* make sure nicenum has enough space */ 22130a055120SJason King CTASSERT(sizeof (numbuf) >= NN_NUMBUF_SZ); 22140a055120SJason King 22153b2aab18SMatthew Ahrens dsl_pool_config_enter(dmu_objset_pool(os), FTAG); 2216a2eea2e1Sahrens dmu_objset_fast_stat(os, &dds); 22173b2aab18SMatthew Ahrens dsl_pool_config_exit(dmu_objset_pool(os), FTAG); 2218fa9e4066Sahrens 2219fa9e4066Sahrens if (dds.dds_type < DMU_OST_NUMTYPES) 2220fa9e4066Sahrens type = objset_types[dds.dds_type]; 2221fa9e4066Sahrens 2222fa9e4066Sahrens if (dds.dds_type == DMU_OST_META) { 2223fa9e4066Sahrens dds.dds_creation_txg = TXG_INITIAL; 22245d7b4d43SMatthew Ahrens usedobjs = BP_GET_FILL(os->os_rootbp); 2225c1379625SJustin T. Gibbs refdbytes = dsl_dir_phys(os->os_spa->spa_dsl_pool->dp_mos_dir)-> 2226c1379625SJustin T. Gibbs dd_used_bytes; 2227a2eea2e1Sahrens } else { 2228a2eea2e1Sahrens dmu_objset_space(os, &refdbytes, &scratch, &usedobjs, &scratch); 2229fa9e4066Sahrens } 2230fa9e4066Sahrens 22315d7b4d43SMatthew Ahrens ASSERT3U(usedobjs, ==, BP_GET_FILL(os->os_rootbp)); 2232fa9e4066Sahrens 22330a055120SJason King zdb_nicenum(refdbytes, numbuf, sizeof (numbuf)); 2234fa9e4066Sahrens 2235fa9e4066Sahrens if (verbosity >= 4) { 223643466aaeSMax Grossman (void) snprintf(blkbuf, sizeof (blkbuf), ", rootbp "); 223743466aaeSMax Grossman (void) snprintf_blkptr(blkbuf + strlen(blkbuf), 223843466aaeSMax Grossman sizeof (blkbuf) - strlen(blkbuf), os->os_rootbp); 2239fa9e4066Sahrens } else { 2240fa9e4066Sahrens blkbuf[0] = '\0'; 2241fa9e4066Sahrens } 2242fa9e4066Sahrens 2243fa9e4066Sahrens dmu_objset_name(os, osname); 2244fa9e4066Sahrens 2245a2eea2e1Sahrens (void) printf("Dataset %s [%s], ID %llu, cr_txg %llu, " 2246fa9e4066Sahrens "%s, %llu objects%s\n", 2247fa9e4066Sahrens osname, type, (u_longlong_t)dmu_objset_id(os), 2248fa9e4066Sahrens (u_longlong_t)dds.dds_creation_txg, 2249a2eea2e1Sahrens numbuf, (u_longlong_t)usedobjs, blkbuf); 2250fa9e4066Sahrens 2251b24ab676SJeff Bonwick if (zopt_objects != 0) { 2252b24ab676SJeff Bonwick for (i = 0; i < zopt_objects; i++) 2253b24ab676SJeff Bonwick dump_object(os, zopt_object[i], verbosity, 2254b24ab676SJeff Bonwick &print_header); 2255b24ab676SJeff Bonwick (void) printf("\n"); 2256b24ab676SJeff Bonwick return; 2257b24ab676SJeff Bonwick } 2258b24ab676SJeff Bonwick 2259b24ab676SJeff Bonwick if (dump_opt['i'] != 0 || verbosity >= 2) 2260b24ab676SJeff Bonwick dump_intent_log(dmu_objset_zil(os)); 2261fa9e4066Sahrens 22625cabbc6bSPrashanth Sreenivasa if (dmu_objset_ds(os) != NULL) { 22635cabbc6bSPrashanth Sreenivasa dsl_dataset_t *ds = dmu_objset_ds(os); 22645cabbc6bSPrashanth Sreenivasa dump_deadlist(&ds->ds_deadlist); 22655cabbc6bSPrashanth Sreenivasa 22665cabbc6bSPrashanth Sreenivasa if (dsl_dataset_remap_deadlist_exists(ds)) { 22675cabbc6bSPrashanth Sreenivasa (void) printf("ds_remap_deadlist:\n"); 22685cabbc6bSPrashanth Sreenivasa dump_deadlist(&ds->ds_remap_deadlist); 22695cabbc6bSPrashanth Sreenivasa } 22705cabbc6bSPrashanth Sreenivasa } 2271fa9e4066Sahrens 2272fa9e4066Sahrens if (verbosity < 2) 2273fa9e4066Sahrens return; 2274fa9e4066Sahrens 227543466aaeSMax Grossman if (BP_IS_HOLE(os->os_rootbp)) 2276088f3894Sahrens return; 2277088f3894Sahrens 2278fa9e4066Sahrens dump_object(os, 0, verbosity, &print_header); 227914843421SMatthew Ahrens object_count = 0; 2280744947dcSTom Erickson if (DMU_USERUSED_DNODE(os) != NULL && 2281744947dcSTom Erickson DMU_USERUSED_DNODE(os)->dn_type != 0) { 228214843421SMatthew Ahrens dump_object(os, DMU_USERUSED_OBJECT, verbosity, &print_header); 228314843421SMatthew Ahrens dump_object(os, DMU_GROUPUSED_OBJECT, verbosity, &print_header); 228414843421SMatthew Ahrens } 2285fa9e4066Sahrens 2286fa9e4066Sahrens object = 0; 22876754306eSahrens while ((error = dmu_object_next(os, &object, B_FALSE, 0)) == 0) { 2288fa9e4066Sahrens dump_object(os, object, verbosity, &print_header); 2289fa9e4066Sahrens object_count++; 2290fa9e4066Sahrens } 2291fa9e4066Sahrens 2292a2eea2e1Sahrens ASSERT3U(object_count, ==, usedobjs); 2293fa9e4066Sahrens 2294fa9e4066Sahrens (void) printf("\n"); 2295fa9e4066Sahrens 2296ccba0801SRich Morris if (error != ESRCH) { 2297ccba0801SRich Morris (void) fprintf(stderr, "dmu_object_next() = %d\n", error); 2298ccba0801SRich Morris abort(); 2299ccba0801SRich Morris } 2300fa9e4066Sahrens } 2301fa9e4066Sahrens 2302fa9e4066Sahrens static void 230353b9a4a9SVictor Latushkin dump_uberblock(uberblock_t *ub, const char *header, const char *footer) 2304fa9e4066Sahrens { 2305fa9e4066Sahrens time_t timestamp = ub->ub_timestamp; 2306fa9e4066Sahrens 23073f7978d0SAlan Somers (void) printf("%s", header ? header : ""); 2308fa9e4066Sahrens (void) printf("\tmagic = %016llx\n", (u_longlong_t)ub->ub_magic); 2309fa9e4066Sahrens (void) printf("\tversion = %llu\n", (u_longlong_t)ub->ub_version); 2310fa9e4066Sahrens (void) printf("\ttxg = %llu\n", (u_longlong_t)ub->ub_txg); 2311fa9e4066Sahrens (void) printf("\tguid_sum = %llu\n", (u_longlong_t)ub->ub_guid_sum); 2312fa9e4066Sahrens (void) printf("\ttimestamp = %llu UTC = %s", 2313fa9e4066Sahrens (u_longlong_t)ub->ub_timestamp, asctime(localtime(×tamp))); 2314fa9e4066Sahrens if (dump_opt['u'] >= 3) { 2315fbabab8fSmaybee char blkbuf[BP_SPRINTF_LEN]; 231643466aaeSMax Grossman snprintf_blkptr(blkbuf, sizeof (blkbuf), &ub->ub_rootbp); 2317fa9e4066Sahrens (void) printf("\trootbp = %s\n", blkbuf); 2318fa9e4066Sahrens } 231986714001SSerapheim Dimitropoulos (void) printf("\tcheckpoint_txg = %llu\n", 232086714001SSerapheim Dimitropoulos (u_longlong_t)ub->ub_checkpoint_txg); 23213f7978d0SAlan Somers (void) printf("%s", footer ? footer : ""); 2322fa9e4066Sahrens } 2323fa9e4066Sahrens 2324fa9e4066Sahrens static void 232507428bdfSVictor Latushkin dump_config(spa_t *spa) 2326fa9e4066Sahrens { 232707428bdfSVictor Latushkin dmu_buf_t *db; 232807428bdfSVictor Latushkin size_t nvsize = 0; 232907428bdfSVictor Latushkin int error = 0; 233007428bdfSVictor Latushkin 2331fa9e4066Sahrens 233207428bdfSVictor Latushkin error = dmu_bonus_hold(spa->spa_meta_objset, 233307428bdfSVictor Latushkin spa->spa_config_object, FTAG, &db); 233407428bdfSVictor Latushkin 233507428bdfSVictor Latushkin if (error == 0) { 233607428bdfSVictor Latushkin nvsize = *(uint64_t *)db->db_data; 233707428bdfSVictor Latushkin dmu_buf_rele(db, FTAG); 233807428bdfSVictor Latushkin 233907428bdfSVictor Latushkin (void) printf("\nMOS Configuration:\n"); 234007428bdfSVictor Latushkin dump_packed_nvlist(spa->spa_meta_objset, 234107428bdfSVictor Latushkin spa->spa_config_object, (void *)&nvsize, 1); 234207428bdfSVictor Latushkin } else { 234307428bdfSVictor Latushkin (void) fprintf(stderr, "dmu_bonus_hold(%llu) failed, errno %d", 234407428bdfSVictor Latushkin (u_longlong_t)spa->spa_config_object, error); 2345fa9e4066Sahrens } 2346fa9e4066Sahrens } 2347fa9e4066Sahrens 2348c5904d13Seschrock static void 2349c5904d13Seschrock dump_cachefile(const char *cachefile) 2350c5904d13Seschrock { 2351c5904d13Seschrock int fd; 2352c5904d13Seschrock struct stat64 statbuf; 2353c5904d13Seschrock char *buf; 2354c5904d13Seschrock nvlist_t *config; 2355c5904d13Seschrock 2356c5904d13Seschrock if ((fd = open64(cachefile, O_RDONLY)) < 0) { 2357c5904d13Seschrock (void) printf("cannot open '%s': %s\n", cachefile, 2358c5904d13Seschrock strerror(errno)); 2359c5904d13Seschrock exit(1); 2360c5904d13Seschrock } 2361c5904d13Seschrock 2362c5904d13Seschrock if (fstat64(fd, &statbuf) != 0) { 2363c5904d13Seschrock (void) printf("failed to stat '%s': %s\n", cachefile, 2364c5904d13Seschrock strerror(errno)); 2365c5904d13Seschrock exit(1); 2366c5904d13Seschrock } 2367c5904d13Seschrock 2368c5904d13Seschrock if ((buf = malloc(statbuf.st_size)) == NULL) { 2369c5904d13Seschrock (void) fprintf(stderr, "failed to allocate %llu bytes\n", 2370c5904d13Seschrock (u_longlong_t)statbuf.st_size); 2371c5904d13Seschrock exit(1); 2372c5904d13Seschrock } 2373c5904d13Seschrock 2374c5904d13Seschrock if (read(fd, buf, statbuf.st_size) != statbuf.st_size) { 2375c5904d13Seschrock (void) fprintf(stderr, "failed to read %llu bytes\n", 2376c5904d13Seschrock (u_longlong_t)statbuf.st_size); 2377c5904d13Seschrock exit(1); 2378c5904d13Seschrock } 2379c5904d13Seschrock 2380c5904d13Seschrock (void) close(fd); 2381c5904d13Seschrock 2382c5904d13Seschrock if (nvlist_unpack(buf, statbuf.st_size, &config, 0) != 0) { 2383c5904d13Seschrock (void) fprintf(stderr, "failed to unpack nvlist\n"); 2384c5904d13Seschrock exit(1); 2385c5904d13Seschrock } 2386c5904d13Seschrock 2387c5904d13Seschrock free(buf); 2388c5904d13Seschrock 2389c5904d13Seschrock dump_nvlist(config, 0); 2390c5904d13Seschrock 2391c5904d13Seschrock nvlist_free(config); 2392c5904d13Seschrock } 2393c5904d13Seschrock 239453b9a4a9SVictor Latushkin #define ZDB_MAX_UB_HEADER_SIZE 32 239553b9a4a9SVictor Latushkin 239653b9a4a9SVictor Latushkin static void 239753b9a4a9SVictor Latushkin dump_label_uberblocks(vdev_label_t *lbl, uint64_t ashift) 239853b9a4a9SVictor Latushkin { 239953b9a4a9SVictor Latushkin vdev_t vd; 240053b9a4a9SVictor Latushkin vdev_t *vdp = &vd; 240153b9a4a9SVictor Latushkin char header[ZDB_MAX_UB_HEADER_SIZE]; 240253b9a4a9SVictor Latushkin 240353b9a4a9SVictor Latushkin vd.vdev_ashift = ashift; 240453b9a4a9SVictor Latushkin vdp->vdev_top = vdp; 240553b9a4a9SVictor Latushkin 240653b9a4a9SVictor Latushkin for (int i = 0; i < VDEV_UBERBLOCK_COUNT(vdp); i++) { 240753b9a4a9SVictor Latushkin uint64_t uoff = VDEV_UBERBLOCK_OFFSET(vdp, i); 240853b9a4a9SVictor Latushkin uberblock_t *ub = (void *)((char *)lbl + uoff); 240953b9a4a9SVictor Latushkin 241053b9a4a9SVictor Latushkin if (uberblock_verify(ub)) 241153b9a4a9SVictor Latushkin continue; 241253b9a4a9SVictor Latushkin (void) snprintf(header, ZDB_MAX_UB_HEADER_SIZE, 241353b9a4a9SVictor Latushkin "Uberblock[%d]\n", i); 241453b9a4a9SVictor Latushkin dump_uberblock(ub, header, ""); 241553b9a4a9SVictor Latushkin } 241653b9a4a9SVictor Latushkin } 241753b9a4a9SVictor Latushkin 2418ed61ec1dSYuri Pankov static char curpath[PATH_MAX]; 2419ed61ec1dSYuri Pankov 2420ed61ec1dSYuri Pankov /* 2421ed61ec1dSYuri Pankov * Iterate through the path components, recursively passing 2422ed61ec1dSYuri Pankov * current one's obj and remaining path until we find the obj 2423ed61ec1dSYuri Pankov * for the last one. 2424ed61ec1dSYuri Pankov */ 2425ed61ec1dSYuri Pankov static int 2426ed61ec1dSYuri Pankov dump_path_impl(objset_t *os, uint64_t obj, char *name) 2427ed61ec1dSYuri Pankov { 2428ed61ec1dSYuri Pankov int err; 2429ed61ec1dSYuri Pankov int header = 1; 2430ed61ec1dSYuri Pankov uint64_t child_obj; 2431ed61ec1dSYuri Pankov char *s; 2432ed61ec1dSYuri Pankov dmu_buf_t *db; 2433ed61ec1dSYuri Pankov dmu_object_info_t doi; 2434ed61ec1dSYuri Pankov 2435ed61ec1dSYuri Pankov if ((s = strchr(name, '/')) != NULL) 2436ed61ec1dSYuri Pankov *s = '\0'; 2437ed61ec1dSYuri Pankov err = zap_lookup(os, obj, name, 8, 1, &child_obj); 2438ed61ec1dSYuri Pankov 2439ed61ec1dSYuri Pankov (void) strlcat(curpath, name, sizeof (curpath)); 2440ed61ec1dSYuri Pankov 2441ed61ec1dSYuri Pankov if (err != 0) { 2442ed61ec1dSYuri Pankov (void) fprintf(stderr, "failed to lookup %s: %s\n", 2443ed61ec1dSYuri Pankov curpath, strerror(err)); 2444ed61ec1dSYuri Pankov return (err); 2445ed61ec1dSYuri Pankov } 2446ed61ec1dSYuri Pankov 2447ed61ec1dSYuri Pankov child_obj = ZFS_DIRENT_OBJ(child_obj); 2448ed61ec1dSYuri Pankov err = sa_buf_hold(os, child_obj, FTAG, &db); 2449ed61ec1dSYuri Pankov if (err != 0) { 2450ed61ec1dSYuri Pankov (void) fprintf(stderr, 2451ed61ec1dSYuri Pankov "failed to get SA dbuf for obj %llu: %s\n", 2452ed61ec1dSYuri Pankov (u_longlong_t)child_obj, strerror(err)); 2453ed61ec1dSYuri Pankov return (EINVAL); 2454ed61ec1dSYuri Pankov } 2455ed61ec1dSYuri Pankov dmu_object_info_from_db(db, &doi); 2456ed61ec1dSYuri Pankov sa_buf_rele(db, FTAG); 2457ed61ec1dSYuri Pankov 2458ed61ec1dSYuri Pankov if (doi.doi_bonus_type != DMU_OT_SA && 2459ed61ec1dSYuri Pankov doi.doi_bonus_type != DMU_OT_ZNODE) { 2460ed61ec1dSYuri Pankov (void) fprintf(stderr, "invalid bonus type %d for obj %llu\n", 2461ed61ec1dSYuri Pankov doi.doi_bonus_type, (u_longlong_t)child_obj); 2462ed61ec1dSYuri Pankov return (EINVAL); 2463ed61ec1dSYuri Pankov } 2464ed61ec1dSYuri Pankov 2465ed61ec1dSYuri Pankov if (dump_opt['v'] > 6) { 2466ed61ec1dSYuri Pankov (void) printf("obj=%llu %s type=%d bonustype=%d\n", 2467ed61ec1dSYuri Pankov (u_longlong_t)child_obj, curpath, doi.doi_type, 2468ed61ec1dSYuri Pankov doi.doi_bonus_type); 2469ed61ec1dSYuri Pankov } 2470ed61ec1dSYuri Pankov 2471ed61ec1dSYuri Pankov (void) strlcat(curpath, "/", sizeof (curpath)); 2472ed61ec1dSYuri Pankov 2473ed61ec1dSYuri Pankov switch (doi.doi_type) { 2474ed61ec1dSYuri Pankov case DMU_OT_DIRECTORY_CONTENTS: 2475ed61ec1dSYuri Pankov if (s != NULL && *(s + 1) != '\0') 2476ed61ec1dSYuri Pankov return (dump_path_impl(os, child_obj, s + 1)); 2477ed61ec1dSYuri Pankov /*FALLTHROUGH*/ 2478ed61ec1dSYuri Pankov case DMU_OT_PLAIN_FILE_CONTENTS: 2479ed61ec1dSYuri Pankov dump_object(os, child_obj, dump_opt['v'], &header); 2480ed61ec1dSYuri Pankov return (0); 2481ed61ec1dSYuri Pankov default: 2482ed61ec1dSYuri Pankov (void) fprintf(stderr, "object %llu has non-file/directory " 2483ed61ec1dSYuri Pankov "type %d\n", (u_longlong_t)obj, doi.doi_type); 2484ed61ec1dSYuri Pankov break; 2485ed61ec1dSYuri Pankov } 2486ed61ec1dSYuri Pankov 2487ed61ec1dSYuri Pankov return (EINVAL); 2488ed61ec1dSYuri Pankov } 2489ed61ec1dSYuri Pankov 2490ed61ec1dSYuri Pankov /* 2491ed61ec1dSYuri Pankov * Dump the blocks for the object specified by path inside the dataset. 2492ed61ec1dSYuri Pankov */ 2493ed61ec1dSYuri Pankov static int 2494ed61ec1dSYuri Pankov dump_path(char *ds, char *path) 2495ed61ec1dSYuri Pankov { 2496ed61ec1dSYuri Pankov int err; 2497ed61ec1dSYuri Pankov objset_t *os; 2498ed61ec1dSYuri Pankov uint64_t root_obj; 2499ed61ec1dSYuri Pankov 2500ed61ec1dSYuri Pankov err = open_objset(ds, DMU_OST_ZFS, FTAG, &os); 2501ed61ec1dSYuri Pankov if (err != 0) 2502ed61ec1dSYuri Pankov return (err); 2503ed61ec1dSYuri Pankov 2504ed61ec1dSYuri Pankov err = zap_lookup(os, MASTER_NODE_OBJ, ZFS_ROOT_OBJ, 8, 1, &root_obj); 2505ed61ec1dSYuri Pankov if (err != 0) { 2506ed61ec1dSYuri Pankov (void) fprintf(stderr, "can't lookup root znode: %s\n", 2507ed61ec1dSYuri Pankov strerror(err)); 2508ed61ec1dSYuri Pankov dmu_objset_disown(os, FTAG); 2509ed61ec1dSYuri Pankov return (EINVAL); 2510ed61ec1dSYuri Pankov } 2511ed61ec1dSYuri Pankov 2512ed61ec1dSYuri Pankov (void) snprintf(curpath, sizeof (curpath), "dataset=%s path=/", ds); 2513ed61ec1dSYuri Pankov 2514ed61ec1dSYuri Pankov err = dump_path_impl(os, root_obj, path); 2515ed61ec1dSYuri Pankov 2516ed61ec1dSYuri Pankov close_objset(os, FTAG); 2517ed61ec1dSYuri Pankov return (err); 2518ed61ec1dSYuri Pankov } 2519ed61ec1dSYuri Pankov 252064723e36SYuri Pankov static int 2521fa9e4066Sahrens dump_label(const char *dev) 2522fa9e4066Sahrens { 2523fa9e4066Sahrens int fd; 2524fa9e4066Sahrens vdev_label_t label; 252564723e36SYuri Pankov char path[MAXPATHLEN]; 252664723e36SYuri Pankov char *buf = label.vl_vdev_phys.vp_nvlist; 2527fa9e4066Sahrens size_t buflen = sizeof (label.vl_vdev_phys.vp_nvlist); 2528fa9e4066Sahrens struct stat64 statbuf; 252953b9a4a9SVictor Latushkin uint64_t psize, ashift; 253064723e36SYuri Pankov boolean_t label_found = B_FALSE; 253164723e36SYuri Pankov 253264723e36SYuri Pankov (void) strlcpy(path, dev, sizeof (path)); 253364723e36SYuri Pankov if (dev[0] == '/') { 253464723e36SYuri Pankov if (strncmp(dev, ZFS_DISK_ROOTD, 253564723e36SYuri Pankov strlen(ZFS_DISK_ROOTD)) == 0) { 253664723e36SYuri Pankov (void) snprintf(path, sizeof (path), "%s%s", 253764723e36SYuri Pankov ZFS_RDISK_ROOTD, dev + strlen(ZFS_DISK_ROOTD)); 253864723e36SYuri Pankov } 253964723e36SYuri Pankov } else if (stat64(path, &statbuf) != 0) { 254064723e36SYuri Pankov char *s; 2541c6065d0fSGeorge Wilson 254264723e36SYuri Pankov (void) snprintf(path, sizeof (path), "%s%s", ZFS_RDISK_ROOTD, 254364723e36SYuri Pankov dev); 254422c8b958SYuri Pankov if (((s = strrchr(dev, 's')) == NULL && 254522c8b958SYuri Pankov (s = strchr(dev, 'p')) == NULL) || 254622c8b958SYuri Pankov !isdigit(*(s + 1))) 254764723e36SYuri Pankov (void) strlcat(path, "s0", sizeof (path)); 2548fa9e4066Sahrens } 2549fa9e4066Sahrens 255022c8b958SYuri Pankov if ((fd = open64(path, O_RDONLY)) < 0) { 255122c8b958SYuri Pankov (void) fprintf(stderr, "cannot open '%s': %s\n", path, 2552fa9e4066Sahrens strerror(errno)); 2553c6065d0fSGeorge Wilson exit(1); 2554c6065d0fSGeorge Wilson } 2555c6065d0fSGeorge Wilson 255622c8b958SYuri Pankov if (fstat64(fd, &statbuf) != 0) { 255722c8b958SYuri Pankov (void) fprintf(stderr, "failed to stat '%s': %s\n", path, 255822c8b958SYuri Pankov strerror(errno)); 255922c8b958SYuri Pankov (void) close(fd); 256064723e36SYuri Pankov exit(1); 256164723e36SYuri Pankov } 256264723e36SYuri Pankov 256322c8b958SYuri Pankov if (S_ISBLK(statbuf.st_mode)) { 256422c8b958SYuri Pankov (void) fprintf(stderr, 256522c8b958SYuri Pankov "cannot use '%s': character device required\n", path); 256622c8b958SYuri Pankov (void) close(fd); 2567c6065d0fSGeorge Wilson exit(1); 2568fa9e4066Sahrens } 2569fa9e4066Sahrens 2570fa9e4066Sahrens psize = statbuf.st_size; 2571fa9e4066Sahrens psize = P2ALIGN(psize, (uint64_t)sizeof (vdev_label_t)); 2572fa9e4066Sahrens 257353b9a4a9SVictor Latushkin for (int l = 0; l < VDEV_LABELS; l++) { 2574fa9e4066Sahrens nvlist_t *config = NULL; 2575fa9e4066Sahrens 257664723e36SYuri Pankov if (!dump_opt['q']) { 257764723e36SYuri Pankov (void) printf("------------------------------------\n"); 257864723e36SYuri Pankov (void) printf("LABEL %d\n", l); 257964723e36SYuri Pankov (void) printf("------------------------------------\n"); 258064723e36SYuri Pankov } 2581fa9e4066Sahrens 25820d981225Seschrock if (pread64(fd, &label, sizeof (label), 2583fa9e4066Sahrens vdev_label_offset(psize, l, 0)) != sizeof (label)) { 258464723e36SYuri Pankov if (!dump_opt['q']) 258564723e36SYuri Pankov (void) printf("failed to read label %d\n", l); 2586fa9e4066Sahrens continue; 2587fa9e4066Sahrens } 2588fa9e4066Sahrens 2589fa9e4066Sahrens if (nvlist_unpack(buf, buflen, &config, 0) != 0) { 259064723e36SYuri Pankov if (!dump_opt['q']) 259164723e36SYuri Pankov (void) printf("failed to unpack label %d\n", l); 259253b9a4a9SVictor Latushkin ashift = SPA_MINBLOCKSHIFT; 259353b9a4a9SVictor Latushkin } else { 259453b9a4a9SVictor Latushkin nvlist_t *vdev_tree = NULL; 259553b9a4a9SVictor Latushkin 259664723e36SYuri Pankov if (!dump_opt['q']) 259764723e36SYuri Pankov dump_nvlist(config, 4); 259853b9a4a9SVictor Latushkin if ((nvlist_lookup_nvlist(config, 259953b9a4a9SVictor Latushkin ZPOOL_CONFIG_VDEV_TREE, &vdev_tree) != 0) || 260053b9a4a9SVictor Latushkin (nvlist_lookup_uint64(vdev_tree, 260153b9a4a9SVictor Latushkin ZPOOL_CONFIG_ASHIFT, &ashift) != 0)) 260253b9a4a9SVictor Latushkin ashift = SPA_MINBLOCKSHIFT; 260353b9a4a9SVictor Latushkin nvlist_free(config); 260464723e36SYuri Pankov label_found = B_TRUE; 2605fa9e4066Sahrens } 260653b9a4a9SVictor Latushkin if (dump_opt['u']) 260753b9a4a9SVictor Latushkin dump_label_uberblocks(&label, ashift); 2608fa9e4066Sahrens } 2609c6065d0fSGeorge Wilson 2610c6065d0fSGeorge Wilson (void) close(fd); 261164723e36SYuri Pankov 261264723e36SYuri Pankov return (label_found ? 0 : 2); 2613fa9e4066Sahrens } 2614fa9e4066Sahrens 2615ca0cc391SMatthew Ahrens static uint64_t dataset_feature_count[SPA_FEATURES]; 26165cabbc6bSPrashanth Sreenivasa static uint64_t remap_deadlist_count = 0; 2617b5152584SMatthew Ahrens 2618fa9e4066Sahrens /*ARGSUSED*/ 26191d452cf5Sahrens static int 2620fd136879SMatthew Ahrens dump_one_dir(const char *dsname, void *arg) 2621fa9e4066Sahrens { 2622fa9e4066Sahrens int error; 2623fa9e4066Sahrens objset_t *os; 2624fa9e4066Sahrens 2625ed61ec1dSYuri Pankov error = open_objset(dsname, DMU_OST_ANY, FTAG, &os); 2626ed61ec1dSYuri Pankov if (error != 0) 26271d452cf5Sahrens return (0); 2628ca0cc391SMatthew Ahrens 2629ca0cc391SMatthew Ahrens for (spa_feature_t f = 0; f < SPA_FEATURES; f++) { 2630ca0cc391SMatthew Ahrens if (!dmu_objset_ds(os)->ds_feature_inuse[f]) 2631ca0cc391SMatthew Ahrens continue; 2632ca0cc391SMatthew Ahrens ASSERT(spa_feature_table[f].fi_flags & 2633ca0cc391SMatthew Ahrens ZFEATURE_FLAG_PER_DATASET); 2634ca0cc391SMatthew Ahrens dataset_feature_count[f]++; 2635ca0cc391SMatthew Ahrens } 2636ca0cc391SMatthew Ahrens 26375cabbc6bSPrashanth Sreenivasa if (dsl_dataset_remap_deadlist_exists(dmu_objset_ds(os))) { 26385cabbc6bSPrashanth Sreenivasa remap_deadlist_count++; 26395cabbc6bSPrashanth Sreenivasa } 26405cabbc6bSPrashanth Sreenivasa 2641fa9e4066Sahrens dump_dir(os); 2642ed61ec1dSYuri Pankov close_objset(os, FTAG); 2643e0d35c44Smarks fuid_table_destroy(); 26441d452cf5Sahrens return (0); 2645fa9e4066Sahrens } 2646fa9e4066Sahrens 2647fa9e4066Sahrens /* 2648b24ab676SJeff Bonwick * Block statistics. 2649fa9e4066Sahrens */ 2650b5152584SMatthew Ahrens #define PSIZE_HISTO_SIZE (SPA_OLD_MAXBLOCKSIZE / SPA_MINBLOCKSIZE + 2) 2651fa9e4066Sahrens typedef struct zdb_blkstats { 2652490d05b9SMatthew Ahrens uint64_t zb_asize; 2653490d05b9SMatthew Ahrens uint64_t zb_lsize; 2654490d05b9SMatthew Ahrens uint64_t zb_psize; 2655490d05b9SMatthew Ahrens uint64_t zb_count; 2656d5ee8a13SMatthew Ahrens uint64_t zb_gangs; 2657d5ee8a13SMatthew Ahrens uint64_t zb_ditto_samevdev; 2658490d05b9SMatthew Ahrens uint64_t zb_psize_histogram[PSIZE_HISTO_SIZE]; 2659fa9e4066Sahrens } zdb_blkstats_t; 2660fa9e4066Sahrens 2661b24ab676SJeff Bonwick /* 2662b24ab676SJeff Bonwick * Extended object types to report deferred frees and dedup auto-ditto blocks. 2663b24ab676SJeff Bonwick */ 2664b24ab676SJeff Bonwick #define ZDB_OT_DEFERRED (DMU_OT_NUMTYPES + 0) 2665b24ab676SJeff Bonwick #define ZDB_OT_DITTO (DMU_OT_NUMTYPES + 1) 2666ad135b5dSChristopher Siden #define ZDB_OT_OTHER (DMU_OT_NUMTYPES + 2) 2667ad135b5dSChristopher Siden #define ZDB_OT_TOTAL (DMU_OT_NUMTYPES + 3) 2668b24ab676SJeff Bonwick 26693f7978d0SAlan Somers static const char *zdb_ot_extname[] = { 2670b24ab676SJeff Bonwick "deferred free", 2671b24ab676SJeff Bonwick "dedup ditto", 2672ad135b5dSChristopher Siden "other", 2673b24ab676SJeff Bonwick "Total", 2674b24ab676SJeff Bonwick }; 2675fa9e4066Sahrens 267688b7b0f2SMatthew Ahrens #define ZB_TOTAL DN_MAX_LEVELS 2677fa9e4066Sahrens 2678fa9e4066Sahrens typedef struct zdb_cb { 2679b24ab676SJeff Bonwick zdb_blkstats_t zcb_type[ZB_TOTAL + 1][ZDB_OT_TOTAL + 1]; 26805cabbc6bSPrashanth Sreenivasa uint64_t zcb_removing_size; 268186714001SSerapheim Dimitropoulos uint64_t zcb_checkpoint_size; 2682b24ab676SJeff Bonwick uint64_t zcb_dedup_asize; 2683b24ab676SJeff Bonwick uint64_t zcb_dedup_blocks; 26845d7b4d43SMatthew Ahrens uint64_t zcb_embedded_blocks[NUM_BP_EMBEDDED_TYPES]; 26855d7b4d43SMatthew Ahrens uint64_t zcb_embedded_histogram[NUM_BP_EMBEDDED_TYPES] 26865d7b4d43SMatthew Ahrens [BPE_PAYLOAD_SIZE]; 2687490d05b9SMatthew Ahrens uint64_t zcb_start; 26883f7978d0SAlan Somers hrtime_t zcb_lastprint; 2689490d05b9SMatthew Ahrens uint64_t zcb_totalasize; 2690fa9e4066Sahrens uint64_t zcb_errors[256]; 2691fa9e4066Sahrens int zcb_readfails; 2692fa9e4066Sahrens int zcb_haderrors; 2693cde58dbcSMatthew Ahrens spa_t *zcb_spa; 26945cabbc6bSPrashanth Sreenivasa uint32_t **zcb_vd_obsolete_counts; 2695fa9e4066Sahrens } zdb_cb_t; 2696fa9e4066Sahrens 2697fa9e4066Sahrens static void 2698cde58dbcSMatthew Ahrens zdb_count_block(zdb_cb_t *zcb, zilog_t *zilog, const blkptr_t *bp, 2699b24ab676SJeff Bonwick dmu_object_type_t type) 2700fa9e4066Sahrens { 2701b24ab676SJeff Bonwick uint64_t refcnt = 0; 2702b24ab676SJeff Bonwick 2703b24ab676SJeff Bonwick ASSERT(type < ZDB_OT_TOTAL); 2704b24ab676SJeff Bonwick 2705b24ab676SJeff Bonwick if (zilog && zil_bp_tree_add(zilog, bp) != 0) 2706b24ab676SJeff Bonwick return; 2707b24ab676SJeff Bonwick 2708e14bb325SJeff Bonwick for (int i = 0; i < 4; i++) { 2709fa9e4066Sahrens int l = (i < 2) ? BP_GET_LEVEL(bp) : ZB_TOTAL; 2710b24ab676SJeff Bonwick int t = (i & 1) ? type : ZDB_OT_TOTAL; 2711d5ee8a13SMatthew Ahrens int equal; 2712fa9e4066Sahrens zdb_blkstats_t *zb = &zcb->zcb_type[l][t]; 2713fa9e4066Sahrens 2714fa9e4066Sahrens zb->zb_asize += BP_GET_ASIZE(bp); 2715fa9e4066Sahrens zb->zb_lsize += BP_GET_LSIZE(bp); 2716fa9e4066Sahrens zb->zb_psize += BP_GET_PSIZE(bp); 2717fa9e4066Sahrens zb->zb_count++; 2718b5152584SMatthew Ahrens 2719b5152584SMatthew Ahrens /* 2720b5152584SMatthew Ahrens * The histogram is only big enough to record blocks up to 2721b5152584SMatthew Ahrens * SPA_OLD_MAXBLOCKSIZE; larger blocks go into the last, 2722b5152584SMatthew Ahrens * "other", bucket. 2723b5152584SMatthew Ahrens */ 27243f7978d0SAlan Somers unsigned idx = BP_GET_PSIZE(bp) >> SPA_MINBLOCKSHIFT; 2725b5152584SMatthew Ahrens idx = MIN(idx, SPA_OLD_MAXBLOCKSIZE / SPA_MINBLOCKSIZE + 1); 2726b5152584SMatthew Ahrens zb->zb_psize_histogram[idx]++; 2727d5ee8a13SMatthew Ahrens 2728d5ee8a13SMatthew Ahrens zb->zb_gangs += BP_COUNT_GANG(bp); 2729d5ee8a13SMatthew Ahrens 2730d5ee8a13SMatthew Ahrens switch (BP_GET_NDVAS(bp)) { 2731d5ee8a13SMatthew Ahrens case 2: 2732d5ee8a13SMatthew Ahrens if (DVA_GET_VDEV(&bp->blk_dva[0]) == 2733d5ee8a13SMatthew Ahrens DVA_GET_VDEV(&bp->blk_dva[1])) 2734d5ee8a13SMatthew Ahrens zb->zb_ditto_samevdev++; 2735d5ee8a13SMatthew Ahrens break; 2736d5ee8a13SMatthew Ahrens case 3: 2737d5ee8a13SMatthew Ahrens equal = (DVA_GET_VDEV(&bp->blk_dva[0]) == 2738d5ee8a13SMatthew Ahrens DVA_GET_VDEV(&bp->blk_dva[1])) + 2739d5ee8a13SMatthew Ahrens (DVA_GET_VDEV(&bp->blk_dva[0]) == 2740d5ee8a13SMatthew Ahrens DVA_GET_VDEV(&bp->blk_dva[2])) + 2741d5ee8a13SMatthew Ahrens (DVA_GET_VDEV(&bp->blk_dva[1]) == 2742d5ee8a13SMatthew Ahrens DVA_GET_VDEV(&bp->blk_dva[2])); 2743d5ee8a13SMatthew Ahrens if (equal != 0) 2744d5ee8a13SMatthew Ahrens zb->zb_ditto_samevdev++; 2745d5ee8a13SMatthew Ahrens break; 2746d5ee8a13SMatthew Ahrens } 2747d5ee8a13SMatthew Ahrens 2748fa9e4066Sahrens } 2749fa9e4066Sahrens 27505d7b4d43SMatthew Ahrens if (BP_IS_EMBEDDED(bp)) { 27515d7b4d43SMatthew Ahrens zcb->zcb_embedded_blocks[BPE_GET_ETYPE(bp)]++; 27525d7b4d43SMatthew Ahrens zcb->zcb_embedded_histogram[BPE_GET_ETYPE(bp)] 27535d7b4d43SMatthew Ahrens [BPE_GET_PSIZE(bp)]++; 27545d7b4d43SMatthew Ahrens return; 27555d7b4d43SMatthew Ahrens } 27565d7b4d43SMatthew Ahrens 2757b24ab676SJeff Bonwick if (dump_opt['L']) 2758b24ab676SJeff Bonwick return; 2759b24ab676SJeff Bonwick 2760b24ab676SJeff Bonwick if (BP_GET_DEDUP(bp)) { 2761b24ab676SJeff Bonwick ddt_t *ddt; 2762b24ab676SJeff Bonwick ddt_entry_t *dde; 2763b24ab676SJeff Bonwick 2764cde58dbcSMatthew Ahrens ddt = ddt_select(zcb->zcb_spa, bp); 2765b24ab676SJeff Bonwick ddt_enter(ddt); 2766b24ab676SJeff Bonwick dde = ddt_lookup(ddt, bp, B_FALSE); 2767b24ab676SJeff Bonwick 2768b24ab676SJeff Bonwick if (dde == NULL) { 2769b24ab676SJeff Bonwick refcnt = 0; 2770b24ab676SJeff Bonwick } else { 2771b24ab676SJeff Bonwick ddt_phys_t *ddp = ddt_phys_select(dde, bp); 2772b24ab676SJeff Bonwick ddt_phys_decref(ddp); 2773b24ab676SJeff Bonwick refcnt = ddp->ddp_refcnt; 2774b24ab676SJeff Bonwick if (ddt_phys_total_refcnt(dde) == 0) 2775b24ab676SJeff Bonwick ddt_remove(ddt, dde); 2776d41e7643Sek } 2777b24ab676SJeff Bonwick ddt_exit(ddt); 2778d41e7643Sek } 2779d41e7643Sek 2780cde58dbcSMatthew Ahrens VERIFY3U(zio_wait(zio_claim(NULL, zcb->zcb_spa, 278186714001SSerapheim Dimitropoulos refcnt ? 0 : spa_min_claim_txg(zcb->zcb_spa), 2782b24ab676SJeff Bonwick bp, NULL, NULL, ZIO_FLAG_CANFAIL)), ==, 0); 2783fa9e4066Sahrens } 2784fa9e4066Sahrens 278531d7e8faSGeorge Wilson static void 278631d7e8faSGeorge Wilson zdb_blkptr_done(zio_t *zio) 278731d7e8faSGeorge Wilson { 278831d7e8faSGeorge Wilson spa_t *spa = zio->io_spa; 278931d7e8faSGeorge Wilson blkptr_t *bp = zio->io_bp; 279031d7e8faSGeorge Wilson int ioerr = zio->io_error; 279131d7e8faSGeorge Wilson zdb_cb_t *zcb = zio->io_private; 27927802d7bfSMatthew Ahrens zbookmark_phys_t *zb = &zio->io_bookmark; 279331d7e8faSGeorge Wilson 2794770499e1SDan Kimmel abd_free(zio->io_abd); 279531d7e8faSGeorge Wilson 279631d7e8faSGeorge Wilson mutex_enter(&spa->spa_scrub_lock); 279731d7e8faSGeorge Wilson spa->spa_scrub_inflight--; 279831d7e8faSGeorge Wilson cv_broadcast(&spa->spa_scrub_io_cv); 279931d7e8faSGeorge Wilson 280031d7e8faSGeorge Wilson if (ioerr && !(zio->io_flags & ZIO_FLAG_SPECULATIVE)) { 280131d7e8faSGeorge Wilson char blkbuf[BP_SPRINTF_LEN]; 280231d7e8faSGeorge Wilson 280331d7e8faSGeorge Wilson zcb->zcb_haderrors = 1; 280431d7e8faSGeorge Wilson zcb->zcb_errors[ioerr]++; 280531d7e8faSGeorge Wilson 280631d7e8faSGeorge Wilson if (dump_opt['b'] >= 2) 280743466aaeSMax Grossman snprintf_blkptr(blkbuf, sizeof (blkbuf), bp); 280831d7e8faSGeorge Wilson else 280931d7e8faSGeorge Wilson blkbuf[0] = '\0'; 281031d7e8faSGeorge Wilson 281131d7e8faSGeorge Wilson (void) printf("zdb_blkptr_cb: " 281231d7e8faSGeorge Wilson "Got error %d reading " 281331d7e8faSGeorge Wilson "<%llu, %llu, %lld, %llx> %s -- skipping\n", 281431d7e8faSGeorge Wilson ioerr, 281531d7e8faSGeorge Wilson (u_longlong_t)zb->zb_objset, 281631d7e8faSGeorge Wilson (u_longlong_t)zb->zb_object, 281731d7e8faSGeorge Wilson (u_longlong_t)zb->zb_level, 281831d7e8faSGeorge Wilson (u_longlong_t)zb->zb_blkid, 281931d7e8faSGeorge Wilson blkbuf); 282031d7e8faSGeorge Wilson } 282131d7e8faSGeorge Wilson mutex_exit(&spa->spa_scrub_lock); 282231d7e8faSGeorge Wilson } 282331d7e8faSGeorge Wilson 2824fa9e4066Sahrens static int 28251b912ec7SGeorge Wilson zdb_blkptr_cb(spa_t *spa, zilog_t *zilog, const blkptr_t *bp, 28267802d7bfSMatthew Ahrens const zbookmark_phys_t *zb, const dnode_phys_t *dnp, void *arg) 2827fa9e4066Sahrens { 2828fa9e4066Sahrens zdb_cb_t *zcb = arg; 28296365109dSVictor Latushkin dmu_object_type_t type; 2830468c413aSTim Haley boolean_t is_metadata; 2831fa9e4066Sahrens 2832a2cdcdd2SPaul Dagnelie if (bp == NULL) 2833a2cdcdd2SPaul Dagnelie return (0); 2834a2cdcdd2SPaul Dagnelie 283543466aaeSMax Grossman if (dump_opt['b'] >= 5 && bp->blk_birth > 0) { 283643466aaeSMax Grossman char blkbuf[BP_SPRINTF_LEN]; 283743466aaeSMax Grossman snprintf_blkptr(blkbuf, sizeof (blkbuf), bp); 283843466aaeSMax Grossman (void) printf("objset %llu object %llu " 283943466aaeSMax Grossman "level %lld offset 0x%llx %s\n", 284043466aaeSMax Grossman (u_longlong_t)zb->zb_objset, 284143466aaeSMax Grossman (u_longlong_t)zb->zb_object, 284243466aaeSMax Grossman (longlong_t)zb->zb_level, 284343466aaeSMax Grossman (u_longlong_t)blkid2offset(dnp, bp, zb), 284443466aaeSMax Grossman blkbuf); 284543466aaeSMax Grossman } 284643466aaeSMax Grossman 284743466aaeSMax Grossman if (BP_IS_HOLE(bp)) 284888b7b0f2SMatthew Ahrens return (0); 2849e14bb325SJeff Bonwick 28506365109dSVictor Latushkin type = BP_GET_TYPE(bp); 2851e14bb325SJeff Bonwick 2852ad135b5dSChristopher Siden zdb_count_block(zcb, zilog, bp, 2853ad135b5dSChristopher Siden (type & DMU_OT_NEWTYPE) ? ZDB_OT_OTHER : type); 28546365109dSVictor Latushkin 2855ad135b5dSChristopher Siden is_metadata = (BP_GET_LEVEL(bp) != 0 || DMU_OT_IS_METADATA(type)); 28566365109dSVictor Latushkin 28575d7b4d43SMatthew Ahrens if (!BP_IS_EMBEDDED(bp) && 28585d7b4d43SMatthew Ahrens (dump_opt['c'] > 1 || (dump_opt['c'] && is_metadata))) { 2859468c413aSTim Haley size_t size = BP_GET_PSIZE(bp); 2860770499e1SDan Kimmel abd_t *abd = abd_alloc(size, B_FALSE); 2861b24ab676SJeff Bonwick int flags = ZIO_FLAG_CANFAIL | ZIO_FLAG_SCRUB | ZIO_FLAG_RAW; 2862b24ab676SJeff Bonwick 2863b24ab676SJeff Bonwick /* If it's an intent log block, failure is expected. */ 2864b24ab676SJeff Bonwick if (zb->zb_level == ZB_ZIL_LEVEL) 2865b24ab676SJeff Bonwick flags |= ZIO_FLAG_SPECULATIVE; 2866b24ab676SJeff Bonwick 286731d7e8faSGeorge Wilson mutex_enter(&spa->spa_scrub_lock); 286831d7e8faSGeorge Wilson while (spa->spa_scrub_inflight > max_inflight) 286931d7e8faSGeorge Wilson cv_wait(&spa->spa_scrub_io_cv, &spa->spa_scrub_lock); 287031d7e8faSGeorge Wilson spa->spa_scrub_inflight++; 287131d7e8faSGeorge Wilson mutex_exit(&spa->spa_scrub_lock); 2872b24ab676SJeff Bonwick 2873770499e1SDan Kimmel zio_nowait(zio_read(NULL, spa, bp, abd, size, 287431d7e8faSGeorge Wilson zdb_blkptr_done, zcb, ZIO_PRIORITY_ASYNC_READ, flags, zb)); 2875fa9e4066Sahrens } 2876fa9e4066Sahrens 2877fa9e4066Sahrens zcb->zcb_readfails = 0; 2878fa9e4066Sahrens 2879f7950bf1SMatthew Ahrens /* only call gethrtime() every 100 blocks */ 2880f7950bf1SMatthew Ahrens static int iters; 2881f7950bf1SMatthew Ahrens if (++iters > 100) 2882f7950bf1SMatthew Ahrens iters = 0; 2883f7950bf1SMatthew Ahrens else 2884f7950bf1SMatthew Ahrens return (0); 2885f7950bf1SMatthew Ahrens 2886f7950bf1SMatthew Ahrens if (dump_opt['b'] < 5 && gethrtime() > zcb->zcb_lastprint + NANOSEC) { 2887490d05b9SMatthew Ahrens uint64_t now = gethrtime(); 2888490d05b9SMatthew Ahrens char buf[10]; 2889490d05b9SMatthew Ahrens uint64_t bytes = zcb->zcb_type[ZB_TOTAL][ZDB_OT_TOTAL].zb_asize; 2890490d05b9SMatthew Ahrens int kb_per_sec = 2891490d05b9SMatthew Ahrens 1 + bytes / (1 + ((now - zcb->zcb_start) / 1000 / 1000)); 2892490d05b9SMatthew Ahrens int sec_remaining = 2893490d05b9SMatthew Ahrens (zcb->zcb_totalasize - bytes) / 1024 / kb_per_sec; 2894490d05b9SMatthew Ahrens 28950a055120SJason King /* make sure nicenum has enough space */ 28960a055120SJason King CTASSERT(sizeof (buf) >= NN_NUMBUF_SZ); 28970a055120SJason King 2898490d05b9SMatthew Ahrens zfs_nicenum(bytes, buf, sizeof (buf)); 2899490d05b9SMatthew Ahrens (void) fprintf(stderr, 2900490d05b9SMatthew Ahrens "\r%5s completed (%4dMB/s) " 2901490d05b9SMatthew Ahrens "estimated time remaining: %uhr %02umin %02usec ", 2902490d05b9SMatthew Ahrens buf, kb_per_sec / 1024, 2903490d05b9SMatthew Ahrens sec_remaining / 60 / 60, 2904490d05b9SMatthew Ahrens sec_remaining / 60 % 60, 2905490d05b9SMatthew Ahrens sec_remaining % 60); 2906490d05b9SMatthew Ahrens 2907490d05b9SMatthew Ahrens zcb->zcb_lastprint = now; 2908490d05b9SMatthew Ahrens } 2909490d05b9SMatthew Ahrens 2910fa9e4066Sahrens return (0); 2911fa9e4066Sahrens } 2912fa9e4066Sahrens 2913b24ab676SJeff Bonwick static void 29140713e232SGeorge Wilson zdb_leak(void *arg, uint64_t start, uint64_t size) 2915b24ab676SJeff Bonwick { 29160713e232SGeorge Wilson vdev_t *vd = arg; 2917b24ab676SJeff Bonwick 2918b24ab676SJeff Bonwick (void) printf("leaked space: vdev %llu, offset 0x%llx, size %llu\n", 2919b24ab676SJeff Bonwick (u_longlong_t)vd->vdev_id, (u_longlong_t)start, (u_longlong_t)size); 2920b24ab676SJeff Bonwick } 2921b24ab676SJeff Bonwick 29220713e232SGeorge Wilson static metaslab_ops_t zdb_metaslab_ops = { 29232e4c9986SGeorge Wilson NULL /* alloc */ 2924b24ab676SJeff Bonwick }; 2925b24ab676SJeff Bonwick 2926b24ab676SJeff Bonwick static void 2927bbfd46c4SJeff Bonwick zdb_ddt_leak_init(spa_t *spa, zdb_cb_t *zcb) 2928b24ab676SJeff Bonwick { 29293f7978d0SAlan Somers ddt_bookmark_t ddb; 2930b24ab676SJeff Bonwick ddt_entry_t dde; 2931b24ab676SJeff Bonwick int error; 2932b24ab676SJeff Bonwick 29333f7978d0SAlan Somers bzero(&ddb, sizeof (ddb)); 2934bbfd46c4SJeff Bonwick while ((error = ddt_walk(spa, &ddb, &dde)) == 0) { 2935b24ab676SJeff Bonwick blkptr_t blk; 2936b24ab676SJeff Bonwick ddt_phys_t *ddp = dde.dde_phys; 2937bbfd46c4SJeff Bonwick 2938bbfd46c4SJeff Bonwick if (ddb.ddb_class == DDT_CLASS_UNIQUE) 2939bbfd46c4SJeff Bonwick return; 2940bbfd46c4SJeff Bonwick 2941b24ab676SJeff Bonwick ASSERT(ddt_phys_total_refcnt(&dde) > 1); 2942bbfd46c4SJeff Bonwick 2943b24ab676SJeff Bonwick for (int p = 0; p < DDT_PHYS_TYPES; p++, ddp++) { 2944b24ab676SJeff Bonwick if (ddp->ddp_phys_birth == 0) 2945b24ab676SJeff Bonwick continue; 2946bbfd46c4SJeff Bonwick ddt_bp_create(ddb.ddb_checksum, 2947bbfd46c4SJeff Bonwick &dde.dde_key, ddp, &blk); 2948b24ab676SJeff Bonwick if (p == DDT_PHYS_DITTO) { 2949cde58dbcSMatthew Ahrens zdb_count_block(zcb, NULL, &blk, ZDB_OT_DITTO); 2950b24ab676SJeff Bonwick } else { 2951b24ab676SJeff Bonwick zcb->zcb_dedup_asize += 2952b24ab676SJeff Bonwick BP_GET_ASIZE(&blk) * (ddp->ddp_refcnt - 1); 2953b24ab676SJeff Bonwick zcb->zcb_dedup_blocks++; 2954b24ab676SJeff Bonwick } 2955b24ab676SJeff Bonwick } 2956b24ab676SJeff Bonwick if (!dump_opt['L']) { 2957bbfd46c4SJeff Bonwick ddt_t *ddt = spa->spa_ddt[ddb.ddb_checksum]; 2958b24ab676SJeff Bonwick ddt_enter(ddt); 2959b24ab676SJeff Bonwick VERIFY(ddt_lookup(ddt, &blk, B_TRUE) != NULL); 2960b24ab676SJeff Bonwick ddt_exit(ddt); 2961b24ab676SJeff Bonwick } 2962b24ab676SJeff Bonwick } 2963b24ab676SJeff Bonwick 2964b24ab676SJeff Bonwick ASSERT(error == ENOENT); 2965b24ab676SJeff Bonwick } 2966b24ab676SJeff Bonwick 29675cabbc6bSPrashanth Sreenivasa /* ARGSUSED */ 29685cabbc6bSPrashanth Sreenivasa static void 29695cabbc6bSPrashanth Sreenivasa claim_segment_impl_cb(uint64_t inner_offset, vdev_t *vd, uint64_t offset, 29705cabbc6bSPrashanth Sreenivasa uint64_t size, void *arg) 29715cabbc6bSPrashanth Sreenivasa { 29725cabbc6bSPrashanth Sreenivasa /* 29735cabbc6bSPrashanth Sreenivasa * This callback was called through a remap from 29745cabbc6bSPrashanth Sreenivasa * a device being removed. Therefore, the vdev that 29755cabbc6bSPrashanth Sreenivasa * this callback is applied to is a concrete 29765cabbc6bSPrashanth Sreenivasa * vdev. 29775cabbc6bSPrashanth Sreenivasa */ 29785cabbc6bSPrashanth Sreenivasa ASSERT(vdev_is_concrete(vd)); 29795cabbc6bSPrashanth Sreenivasa 29805cabbc6bSPrashanth Sreenivasa VERIFY0(metaslab_claim_impl(vd, offset, size, 298186714001SSerapheim Dimitropoulos spa_min_claim_txg(vd->vdev_spa))); 29825cabbc6bSPrashanth Sreenivasa } 29835cabbc6bSPrashanth Sreenivasa 29845cabbc6bSPrashanth Sreenivasa static void 29855cabbc6bSPrashanth Sreenivasa claim_segment_cb(void *arg, uint64_t offset, uint64_t size) 29865cabbc6bSPrashanth Sreenivasa { 29875cabbc6bSPrashanth Sreenivasa vdev_t *vd = arg; 29885cabbc6bSPrashanth Sreenivasa 29895cabbc6bSPrashanth Sreenivasa vdev_indirect_ops.vdev_op_remap(vd, offset, size, 29905cabbc6bSPrashanth Sreenivasa claim_segment_impl_cb, NULL); 29915cabbc6bSPrashanth Sreenivasa } 29925cabbc6bSPrashanth Sreenivasa 29935cabbc6bSPrashanth Sreenivasa /* 29945cabbc6bSPrashanth Sreenivasa * After accounting for all allocated blocks that are directly referenced, 29955cabbc6bSPrashanth Sreenivasa * we might have missed a reference to a block from a partially complete 29965cabbc6bSPrashanth Sreenivasa * (and thus unused) indirect mapping object. We perform a secondary pass 29975cabbc6bSPrashanth Sreenivasa * through the metaslabs we have already mapped and claim the destination 29985cabbc6bSPrashanth Sreenivasa * blocks. 29995cabbc6bSPrashanth Sreenivasa */ 30005cabbc6bSPrashanth Sreenivasa static void 30015cabbc6bSPrashanth Sreenivasa zdb_claim_removing(spa_t *spa, zdb_cb_t *zcb) 30025cabbc6bSPrashanth Sreenivasa { 30035cabbc6bSPrashanth Sreenivasa if (spa->spa_vdev_removal == NULL) 30045cabbc6bSPrashanth Sreenivasa return; 30055cabbc6bSPrashanth Sreenivasa 30065cabbc6bSPrashanth Sreenivasa spa_config_enter(spa, SCL_CONFIG, FTAG, RW_READER); 30075cabbc6bSPrashanth Sreenivasa 30085cabbc6bSPrashanth Sreenivasa spa_vdev_removal_t *svr = spa->spa_vdev_removal; 30095cabbc6bSPrashanth Sreenivasa vdev_t *vd = svr->svr_vdev; 30105cabbc6bSPrashanth Sreenivasa vdev_indirect_mapping_t *vim = vd->vdev_indirect_mapping; 30115cabbc6bSPrashanth Sreenivasa 30125cabbc6bSPrashanth Sreenivasa for (uint64_t msi = 0; msi < vd->vdev_ms_count; msi++) { 30135cabbc6bSPrashanth Sreenivasa metaslab_t *msp = vd->vdev_ms[msi]; 30145cabbc6bSPrashanth Sreenivasa 30155cabbc6bSPrashanth Sreenivasa if (msp->ms_start >= vdev_indirect_mapping_max_offset(vim)) 30165cabbc6bSPrashanth Sreenivasa break; 30175cabbc6bSPrashanth Sreenivasa 30185cabbc6bSPrashanth Sreenivasa ASSERT0(range_tree_space(svr->svr_allocd_segs)); 30195cabbc6bSPrashanth Sreenivasa 30205cabbc6bSPrashanth Sreenivasa if (msp->ms_sm != NULL) { 30215cabbc6bSPrashanth Sreenivasa VERIFY0(space_map_load(msp->ms_sm, 30225cabbc6bSPrashanth Sreenivasa svr->svr_allocd_segs, SM_ALLOC)); 30235cabbc6bSPrashanth Sreenivasa 30245cabbc6bSPrashanth Sreenivasa /* 30255cabbc6bSPrashanth Sreenivasa * Clear everything past what has been synced, 30265cabbc6bSPrashanth Sreenivasa * because we have not allocated mappings for it yet. 30275cabbc6bSPrashanth Sreenivasa */ 30285cabbc6bSPrashanth Sreenivasa range_tree_clear(svr->svr_allocd_segs, 30295cabbc6bSPrashanth Sreenivasa vdev_indirect_mapping_max_offset(vim), 30305cabbc6bSPrashanth Sreenivasa msp->ms_sm->sm_start + msp->ms_sm->sm_size - 30315cabbc6bSPrashanth Sreenivasa vdev_indirect_mapping_max_offset(vim)); 30325cabbc6bSPrashanth Sreenivasa } 30335cabbc6bSPrashanth Sreenivasa 30345cabbc6bSPrashanth Sreenivasa zcb->zcb_removing_size += 30355cabbc6bSPrashanth Sreenivasa range_tree_space(svr->svr_allocd_segs); 30365cabbc6bSPrashanth Sreenivasa range_tree_vacate(svr->svr_allocd_segs, claim_segment_cb, vd); 30375cabbc6bSPrashanth Sreenivasa } 30385cabbc6bSPrashanth Sreenivasa 30395cabbc6bSPrashanth Sreenivasa spa_config_exit(spa, SCL_CONFIG, FTAG); 30405cabbc6bSPrashanth Sreenivasa } 30415cabbc6bSPrashanth Sreenivasa 30425cabbc6bSPrashanth Sreenivasa /* ARGSUSED */ 30435cabbc6bSPrashanth Sreenivasa static int 30445cabbc6bSPrashanth Sreenivasa increment_indirect_mapping_cb(void *arg, const blkptr_t *bp, dmu_tx_t *tx) 30455cabbc6bSPrashanth Sreenivasa { 30465cabbc6bSPrashanth Sreenivasa zdb_cb_t *zcb = arg; 30475cabbc6bSPrashanth Sreenivasa spa_t *spa = zcb->zcb_spa; 30485cabbc6bSPrashanth Sreenivasa vdev_t *vd; 30495cabbc6bSPrashanth Sreenivasa const dva_t *dva = &bp->blk_dva[0]; 30505cabbc6bSPrashanth Sreenivasa 30515cabbc6bSPrashanth Sreenivasa ASSERT(!dump_opt['L']); 30525cabbc6bSPrashanth Sreenivasa ASSERT3U(BP_GET_NDVAS(bp), ==, 1); 30535cabbc6bSPrashanth Sreenivasa 30545cabbc6bSPrashanth Sreenivasa spa_config_enter(spa, SCL_VDEV, FTAG, RW_READER); 30555cabbc6bSPrashanth Sreenivasa vd = vdev_lookup_top(zcb->zcb_spa, DVA_GET_VDEV(dva)); 30565cabbc6bSPrashanth Sreenivasa ASSERT3P(vd, !=, NULL); 30575cabbc6bSPrashanth Sreenivasa spa_config_exit(spa, SCL_VDEV, FTAG); 30585cabbc6bSPrashanth Sreenivasa 30595cabbc6bSPrashanth Sreenivasa ASSERT(vd->vdev_indirect_config.vic_mapping_object != 0); 30605cabbc6bSPrashanth Sreenivasa ASSERT3P(zcb->zcb_vd_obsolete_counts[vd->vdev_id], !=, NULL); 30615cabbc6bSPrashanth Sreenivasa 30625cabbc6bSPrashanth Sreenivasa vdev_indirect_mapping_increment_obsolete_count( 30635cabbc6bSPrashanth Sreenivasa vd->vdev_indirect_mapping, 30645cabbc6bSPrashanth Sreenivasa DVA_GET_OFFSET(dva), DVA_GET_ASIZE(dva), 30655cabbc6bSPrashanth Sreenivasa zcb->zcb_vd_obsolete_counts[vd->vdev_id]); 30665cabbc6bSPrashanth Sreenivasa 30675cabbc6bSPrashanth Sreenivasa return (0); 30685cabbc6bSPrashanth Sreenivasa } 30695cabbc6bSPrashanth Sreenivasa 30705cabbc6bSPrashanth Sreenivasa static uint32_t * 30715cabbc6bSPrashanth Sreenivasa zdb_load_obsolete_counts(vdev_t *vd) 30725cabbc6bSPrashanth Sreenivasa { 30735cabbc6bSPrashanth Sreenivasa vdev_indirect_mapping_t *vim = vd->vdev_indirect_mapping; 30745cabbc6bSPrashanth Sreenivasa spa_t *spa = vd->vdev_spa; 30755cabbc6bSPrashanth Sreenivasa spa_condensing_indirect_phys_t *scip = 30765cabbc6bSPrashanth Sreenivasa &spa->spa_condensing_indirect_phys; 30775cabbc6bSPrashanth Sreenivasa uint32_t *counts; 30785cabbc6bSPrashanth Sreenivasa 30795cabbc6bSPrashanth Sreenivasa EQUIV(vdev_obsolete_sm_object(vd) != 0, vd->vdev_obsolete_sm != NULL); 30805cabbc6bSPrashanth Sreenivasa counts = vdev_indirect_mapping_load_obsolete_counts(vim); 30815cabbc6bSPrashanth Sreenivasa if (vd->vdev_obsolete_sm != NULL) { 30825cabbc6bSPrashanth Sreenivasa vdev_indirect_mapping_load_obsolete_spacemap(vim, counts, 30835cabbc6bSPrashanth Sreenivasa vd->vdev_obsolete_sm); 30845cabbc6bSPrashanth Sreenivasa } 30855cabbc6bSPrashanth Sreenivasa if (scip->scip_vdev == vd->vdev_id && 30865cabbc6bSPrashanth Sreenivasa scip->scip_prev_obsolete_sm_object != 0) { 30875cabbc6bSPrashanth Sreenivasa space_map_t *prev_obsolete_sm = NULL; 30885cabbc6bSPrashanth Sreenivasa VERIFY0(space_map_open(&prev_obsolete_sm, spa->spa_meta_objset, 30895cabbc6bSPrashanth Sreenivasa scip->scip_prev_obsolete_sm_object, 0, vd->vdev_asize, 0)); 30905cabbc6bSPrashanth Sreenivasa space_map_update(prev_obsolete_sm); 30915cabbc6bSPrashanth Sreenivasa vdev_indirect_mapping_load_obsolete_spacemap(vim, counts, 30925cabbc6bSPrashanth Sreenivasa prev_obsolete_sm); 30935cabbc6bSPrashanth Sreenivasa space_map_close(prev_obsolete_sm); 30945cabbc6bSPrashanth Sreenivasa } 30955cabbc6bSPrashanth Sreenivasa return (counts); 30965cabbc6bSPrashanth Sreenivasa } 30975cabbc6bSPrashanth Sreenivasa 309886714001SSerapheim Dimitropoulos typedef struct checkpoint_sm_exclude_entry_arg { 309986714001SSerapheim Dimitropoulos vdev_t *cseea_vd; 310086714001SSerapheim Dimitropoulos uint64_t cseea_checkpoint_size; 310186714001SSerapheim Dimitropoulos } checkpoint_sm_exclude_entry_arg_t; 310286714001SSerapheim Dimitropoulos 310386714001SSerapheim Dimitropoulos static int 3104*17f11284SSerapheim Dimitropoulos checkpoint_sm_exclude_entry_cb(space_map_entry_t *sme, void *arg) 310586714001SSerapheim Dimitropoulos { 310686714001SSerapheim Dimitropoulos checkpoint_sm_exclude_entry_arg_t *cseea = arg; 310786714001SSerapheim Dimitropoulos vdev_t *vd = cseea->cseea_vd; 3108*17f11284SSerapheim Dimitropoulos metaslab_t *ms = vd->vdev_ms[sme->sme_offset >> vd->vdev_ms_shift]; 3109*17f11284SSerapheim Dimitropoulos uint64_t end = sme->sme_offset + sme->sme_run; 311086714001SSerapheim Dimitropoulos 3111*17f11284SSerapheim Dimitropoulos ASSERT(sme->sme_type == SM_FREE); 311286714001SSerapheim Dimitropoulos 311386714001SSerapheim Dimitropoulos /* 311486714001SSerapheim Dimitropoulos * Since the vdev_checkpoint_sm exists in the vdev level 311586714001SSerapheim Dimitropoulos * and the ms_sm space maps exist in the metaslab level, 311686714001SSerapheim Dimitropoulos * an entry in the checkpoint space map could theoretically 311786714001SSerapheim Dimitropoulos * cross the boundaries of the metaslab that it belongs. 311886714001SSerapheim Dimitropoulos * 311986714001SSerapheim Dimitropoulos * In reality, because of the way that we populate and 312086714001SSerapheim Dimitropoulos * manipulate the checkpoint's space maps currently, 312186714001SSerapheim Dimitropoulos * there shouldn't be any entries that cross metaslabs. 312286714001SSerapheim Dimitropoulos * Hence the assertion below. 312386714001SSerapheim Dimitropoulos * 312486714001SSerapheim Dimitropoulos * That said, there is no fundamental requirement that 312586714001SSerapheim Dimitropoulos * the checkpoint's space map entries should not cross 312686714001SSerapheim Dimitropoulos * metaslab boundaries. So if needed we could add code 312786714001SSerapheim Dimitropoulos * that handles metaslab-crossing segments in the future. 312886714001SSerapheim Dimitropoulos */ 3129*17f11284SSerapheim Dimitropoulos VERIFY3U(sme->sme_offset, >=, ms->ms_start); 313086714001SSerapheim Dimitropoulos VERIFY3U(end, <=, ms->ms_start + ms->ms_size); 313186714001SSerapheim Dimitropoulos 313286714001SSerapheim Dimitropoulos /* 313386714001SSerapheim Dimitropoulos * By removing the entry from the allocated segments we 313486714001SSerapheim Dimitropoulos * also verify that the entry is there to begin with. 313586714001SSerapheim Dimitropoulos */ 313686714001SSerapheim Dimitropoulos mutex_enter(&ms->ms_lock); 3137*17f11284SSerapheim Dimitropoulos range_tree_remove(ms->ms_allocatable, sme->sme_offset, sme->sme_run); 313886714001SSerapheim Dimitropoulos mutex_exit(&ms->ms_lock); 313986714001SSerapheim Dimitropoulos 3140*17f11284SSerapheim Dimitropoulos cseea->cseea_checkpoint_size += sme->sme_run; 314186714001SSerapheim Dimitropoulos return (0); 314286714001SSerapheim Dimitropoulos } 314386714001SSerapheim Dimitropoulos 314486714001SSerapheim Dimitropoulos static void 314586714001SSerapheim Dimitropoulos zdb_leak_init_vdev_exclude_checkpoint(vdev_t *vd, zdb_cb_t *zcb) 314686714001SSerapheim Dimitropoulos { 314786714001SSerapheim Dimitropoulos spa_t *spa = vd->vdev_spa; 314886714001SSerapheim Dimitropoulos space_map_t *checkpoint_sm = NULL; 314986714001SSerapheim Dimitropoulos uint64_t checkpoint_sm_obj; 315086714001SSerapheim Dimitropoulos 315186714001SSerapheim Dimitropoulos /* 315286714001SSerapheim Dimitropoulos * If there is no vdev_top_zap, we are in a pool whose 315386714001SSerapheim Dimitropoulos * version predates the pool checkpoint feature. 315486714001SSerapheim Dimitropoulos */ 315586714001SSerapheim Dimitropoulos if (vd->vdev_top_zap == 0) 315686714001SSerapheim Dimitropoulos return; 315786714001SSerapheim Dimitropoulos 315886714001SSerapheim Dimitropoulos /* 315986714001SSerapheim Dimitropoulos * If there is no reference of the vdev_checkpoint_sm in 316086714001SSerapheim Dimitropoulos * the vdev_top_zap, then one of the following scenarios 316186714001SSerapheim Dimitropoulos * is true: 316286714001SSerapheim Dimitropoulos * 316386714001SSerapheim Dimitropoulos * 1] There is no checkpoint 316486714001SSerapheim Dimitropoulos * 2] There is a checkpoint, but no checkpointed blocks 316586714001SSerapheim Dimitropoulos * have been freed yet 316686714001SSerapheim Dimitropoulos * 3] The current vdev is indirect 316786714001SSerapheim Dimitropoulos * 316886714001SSerapheim Dimitropoulos * In these cases we return immediately. 316986714001SSerapheim Dimitropoulos */ 317086714001SSerapheim Dimitropoulos if (zap_contains(spa_meta_objset(spa), vd->vdev_top_zap, 317186714001SSerapheim Dimitropoulos VDEV_TOP_ZAP_POOL_CHECKPOINT_SM) != 0) 317286714001SSerapheim Dimitropoulos return; 317386714001SSerapheim Dimitropoulos 317486714001SSerapheim Dimitropoulos VERIFY0(zap_lookup(spa_meta_objset(spa), vd->vdev_top_zap, 317586714001SSerapheim Dimitropoulos VDEV_TOP_ZAP_POOL_CHECKPOINT_SM, sizeof (uint64_t), 1, 317686714001SSerapheim Dimitropoulos &checkpoint_sm_obj)); 317786714001SSerapheim Dimitropoulos 317886714001SSerapheim Dimitropoulos checkpoint_sm_exclude_entry_arg_t cseea; 317986714001SSerapheim Dimitropoulos cseea.cseea_vd = vd; 318086714001SSerapheim Dimitropoulos cseea.cseea_checkpoint_size = 0; 318186714001SSerapheim Dimitropoulos 318286714001SSerapheim Dimitropoulos VERIFY0(space_map_open(&checkpoint_sm, spa_meta_objset(spa), 318386714001SSerapheim Dimitropoulos checkpoint_sm_obj, 0, vd->vdev_asize, vd->vdev_ashift)); 318486714001SSerapheim Dimitropoulos space_map_update(checkpoint_sm); 318586714001SSerapheim Dimitropoulos 318686714001SSerapheim Dimitropoulos VERIFY0(space_map_iterate(checkpoint_sm, 318786714001SSerapheim Dimitropoulos checkpoint_sm_exclude_entry_cb, &cseea)); 318886714001SSerapheim Dimitropoulos space_map_close(checkpoint_sm); 318986714001SSerapheim Dimitropoulos 319086714001SSerapheim Dimitropoulos zcb->zcb_checkpoint_size += cseea.cseea_checkpoint_size; 319186714001SSerapheim Dimitropoulos } 319286714001SSerapheim Dimitropoulos 319386714001SSerapheim Dimitropoulos static void 319486714001SSerapheim Dimitropoulos zdb_leak_init_exclude_checkpoint(spa_t *spa, zdb_cb_t *zcb) 319586714001SSerapheim Dimitropoulos { 319686714001SSerapheim Dimitropoulos vdev_t *rvd = spa->spa_root_vdev; 319786714001SSerapheim Dimitropoulos for (uint64_t c = 0; c < rvd->vdev_children; c++) { 319886714001SSerapheim Dimitropoulos ASSERT3U(c, ==, rvd->vdev_child[c]->vdev_id); 319986714001SSerapheim Dimitropoulos zdb_leak_init_vdev_exclude_checkpoint(rvd->vdev_child[c], zcb); 320086714001SSerapheim Dimitropoulos } 320186714001SSerapheim Dimitropoulos } 320286714001SSerapheim Dimitropoulos 320386714001SSerapheim Dimitropoulos static void 320486714001SSerapheim Dimitropoulos load_concrete_ms_allocatable_trees(spa_t *spa, maptype_t maptype) 320586714001SSerapheim Dimitropoulos { 320686714001SSerapheim Dimitropoulos vdev_t *rvd = spa->spa_root_vdev; 320786714001SSerapheim Dimitropoulos for (uint64_t i = 0; i < rvd->vdev_children; i++) { 320886714001SSerapheim Dimitropoulos vdev_t *vd = rvd->vdev_child[i]; 320986714001SSerapheim Dimitropoulos 321086714001SSerapheim Dimitropoulos ASSERT3U(i, ==, vd->vdev_id); 321186714001SSerapheim Dimitropoulos 321286714001SSerapheim Dimitropoulos if (vd->vdev_ops == &vdev_indirect_ops) 321386714001SSerapheim Dimitropoulos continue; 321486714001SSerapheim Dimitropoulos 321586714001SSerapheim Dimitropoulos for (uint64_t m = 0; m < vd->vdev_ms_count; m++) { 321686714001SSerapheim Dimitropoulos metaslab_t *msp = vd->vdev_ms[m]; 321786714001SSerapheim Dimitropoulos 321886714001SSerapheim Dimitropoulos (void) fprintf(stderr, 321986714001SSerapheim Dimitropoulos "\rloading concrete vdev %llu, " 322086714001SSerapheim Dimitropoulos "metaslab %llu of %llu ...", 322186714001SSerapheim Dimitropoulos (longlong_t)vd->vdev_id, 322286714001SSerapheim Dimitropoulos (longlong_t)msp->ms_id, 322386714001SSerapheim Dimitropoulos (longlong_t)vd->vdev_ms_count); 322486714001SSerapheim Dimitropoulos 322586714001SSerapheim Dimitropoulos mutex_enter(&msp->ms_lock); 322686714001SSerapheim Dimitropoulos metaslab_unload(msp); 322786714001SSerapheim Dimitropoulos 322886714001SSerapheim Dimitropoulos /* 322986714001SSerapheim Dimitropoulos * We don't want to spend the CPU manipulating the 323086714001SSerapheim Dimitropoulos * size-ordered tree, so clear the range_tree ops. 323186714001SSerapheim Dimitropoulos */ 323286714001SSerapheim Dimitropoulos msp->ms_allocatable->rt_ops = NULL; 323386714001SSerapheim Dimitropoulos 323486714001SSerapheim Dimitropoulos if (msp->ms_sm != NULL) { 323586714001SSerapheim Dimitropoulos VERIFY0(space_map_load(msp->ms_sm, 323686714001SSerapheim Dimitropoulos msp->ms_allocatable, maptype)); 323786714001SSerapheim Dimitropoulos } 323886714001SSerapheim Dimitropoulos if (!msp->ms_loaded) 323986714001SSerapheim Dimitropoulos msp->ms_loaded = B_TRUE; 324086714001SSerapheim Dimitropoulos mutex_exit(&msp->ms_lock); 324186714001SSerapheim Dimitropoulos } 324286714001SSerapheim Dimitropoulos } 324386714001SSerapheim Dimitropoulos } 324486714001SSerapheim Dimitropoulos 324586714001SSerapheim Dimitropoulos /* 324686714001SSerapheim Dimitropoulos * vm_idxp is an in-out parameter which (for indirect vdevs) is the 324786714001SSerapheim Dimitropoulos * index in vim_entries that has the first entry in this metaslab. 324886714001SSerapheim Dimitropoulos * On return, it will be set to the first entry after this metaslab. 324986714001SSerapheim Dimitropoulos */ 325086714001SSerapheim Dimitropoulos static void 325186714001SSerapheim Dimitropoulos load_indirect_ms_allocatable_tree(vdev_t *vd, metaslab_t *msp, 325286714001SSerapheim Dimitropoulos uint64_t *vim_idxp) 325386714001SSerapheim Dimitropoulos { 325486714001SSerapheim Dimitropoulos vdev_indirect_mapping_t *vim = vd->vdev_indirect_mapping; 325586714001SSerapheim Dimitropoulos 325686714001SSerapheim Dimitropoulos mutex_enter(&msp->ms_lock); 325786714001SSerapheim Dimitropoulos metaslab_unload(msp); 325886714001SSerapheim Dimitropoulos 325986714001SSerapheim Dimitropoulos /* 326086714001SSerapheim Dimitropoulos * We don't want to spend the CPU manipulating the 326186714001SSerapheim Dimitropoulos * size-ordered tree, so clear the range_tree ops. 326286714001SSerapheim Dimitropoulos */ 326386714001SSerapheim Dimitropoulos msp->ms_allocatable->rt_ops = NULL; 326486714001SSerapheim Dimitropoulos 326586714001SSerapheim Dimitropoulos for (; *vim_idxp < vdev_indirect_mapping_num_entries(vim); 326686714001SSerapheim Dimitropoulos (*vim_idxp)++) { 326786714001SSerapheim Dimitropoulos vdev_indirect_mapping_entry_phys_t *vimep = 326886714001SSerapheim Dimitropoulos &vim->vim_entries[*vim_idxp]; 326986714001SSerapheim Dimitropoulos uint64_t ent_offset = DVA_MAPPING_GET_SRC_OFFSET(vimep); 327086714001SSerapheim Dimitropoulos uint64_t ent_len = DVA_GET_ASIZE(&vimep->vimep_dst); 327186714001SSerapheim Dimitropoulos ASSERT3U(ent_offset, >=, msp->ms_start); 327286714001SSerapheim Dimitropoulos if (ent_offset >= msp->ms_start + msp->ms_size) 327386714001SSerapheim Dimitropoulos break; 327486714001SSerapheim Dimitropoulos 327586714001SSerapheim Dimitropoulos /* 327686714001SSerapheim Dimitropoulos * Mappings do not cross metaslab boundaries, 327786714001SSerapheim Dimitropoulos * because we create them by walking the metaslabs. 327886714001SSerapheim Dimitropoulos */ 327986714001SSerapheim Dimitropoulos ASSERT3U(ent_offset + ent_len, <=, 328086714001SSerapheim Dimitropoulos msp->ms_start + msp->ms_size); 328186714001SSerapheim Dimitropoulos range_tree_add(msp->ms_allocatable, ent_offset, ent_len); 328286714001SSerapheim Dimitropoulos } 328386714001SSerapheim Dimitropoulos 328486714001SSerapheim Dimitropoulos if (!msp->ms_loaded) 328586714001SSerapheim Dimitropoulos msp->ms_loaded = B_TRUE; 328686714001SSerapheim Dimitropoulos mutex_exit(&msp->ms_lock); 328786714001SSerapheim Dimitropoulos } 328886714001SSerapheim Dimitropoulos 328986714001SSerapheim Dimitropoulos static void 329086714001SSerapheim Dimitropoulos zdb_leak_init_prepare_indirect_vdevs(spa_t *spa, zdb_cb_t *zcb) 329186714001SSerapheim Dimitropoulos { 329286714001SSerapheim Dimitropoulos vdev_t *rvd = spa->spa_root_vdev; 329386714001SSerapheim Dimitropoulos for (uint64_t c = 0; c < rvd->vdev_children; c++) { 329486714001SSerapheim Dimitropoulos vdev_t *vd = rvd->vdev_child[c]; 329586714001SSerapheim Dimitropoulos 329686714001SSerapheim Dimitropoulos ASSERT3U(c, ==, vd->vdev_id); 329786714001SSerapheim Dimitropoulos 329886714001SSerapheim Dimitropoulos if (vd->vdev_ops != &vdev_indirect_ops) 329986714001SSerapheim Dimitropoulos continue; 330086714001SSerapheim Dimitropoulos 330186714001SSerapheim Dimitropoulos /* 330286714001SSerapheim Dimitropoulos * Note: we don't check for mapping leaks on 330386714001SSerapheim Dimitropoulos * removing vdevs because their ms_allocatable's 330486714001SSerapheim Dimitropoulos * are used to look for leaks in allocated space. 330586714001SSerapheim Dimitropoulos */ 330686714001SSerapheim Dimitropoulos zcb->zcb_vd_obsolete_counts[c] = zdb_load_obsolete_counts(vd); 330786714001SSerapheim Dimitropoulos 330886714001SSerapheim Dimitropoulos /* 330986714001SSerapheim Dimitropoulos * Normally, indirect vdevs don't have any 331086714001SSerapheim Dimitropoulos * metaslabs. We want to set them up for 331186714001SSerapheim Dimitropoulos * zio_claim(). 331286714001SSerapheim Dimitropoulos */ 331386714001SSerapheim Dimitropoulos VERIFY0(vdev_metaslab_init(vd, 0)); 331486714001SSerapheim Dimitropoulos 331586714001SSerapheim Dimitropoulos vdev_indirect_mapping_t *vim = vd->vdev_indirect_mapping; 331686714001SSerapheim Dimitropoulos uint64_t vim_idx = 0; 331786714001SSerapheim Dimitropoulos for (uint64_t m = 0; m < vd->vdev_ms_count; m++) { 331886714001SSerapheim Dimitropoulos 331986714001SSerapheim Dimitropoulos (void) fprintf(stderr, 332086714001SSerapheim Dimitropoulos "\rloading indirect vdev %llu, " 332186714001SSerapheim Dimitropoulos "metaslab %llu of %llu ...", 332286714001SSerapheim Dimitropoulos (longlong_t)vd->vdev_id, 332386714001SSerapheim Dimitropoulos (longlong_t)vd->vdev_ms[m]->ms_id, 332486714001SSerapheim Dimitropoulos (longlong_t)vd->vdev_ms_count); 332586714001SSerapheim Dimitropoulos 332686714001SSerapheim Dimitropoulos load_indirect_ms_allocatable_tree(vd, vd->vdev_ms[m], 332786714001SSerapheim Dimitropoulos &vim_idx); 332886714001SSerapheim Dimitropoulos } 332986714001SSerapheim Dimitropoulos ASSERT3U(vim_idx, ==, vdev_indirect_mapping_num_entries(vim)); 333086714001SSerapheim Dimitropoulos } 333186714001SSerapheim Dimitropoulos } 333286714001SSerapheim Dimitropoulos 3333b24ab676SJeff Bonwick static void 3334b24ab676SJeff Bonwick zdb_leak_init(spa_t *spa, zdb_cb_t *zcb) 3335b24ab676SJeff Bonwick { 3336cde58dbcSMatthew Ahrens zcb->zcb_spa = spa; 3337cde58dbcSMatthew Ahrens 3338b24ab676SJeff Bonwick if (!dump_opt['L']) { 33395cabbc6bSPrashanth Sreenivasa dsl_pool_t *dp = spa->spa_dsl_pool; 3340b24ab676SJeff Bonwick vdev_t *rvd = spa->spa_root_vdev; 33418363e80aSGeorge Wilson 33428363e80aSGeorge Wilson /* 33438363e80aSGeorge Wilson * We are going to be changing the meaning of the metaslab's 334486714001SSerapheim Dimitropoulos * ms_allocatable. Ensure that the allocator doesn't try to 33458363e80aSGeorge Wilson * use the tree. 33468363e80aSGeorge Wilson */ 33478363e80aSGeorge Wilson spa->spa_normal_class->mc_ops = &zdb_metaslab_ops; 33488363e80aSGeorge Wilson spa->spa_log_class->mc_ops = &zdb_metaslab_ops; 33498363e80aSGeorge Wilson 33505cabbc6bSPrashanth Sreenivasa zcb->zcb_vd_obsolete_counts = 33515cabbc6bSPrashanth Sreenivasa umem_zalloc(rvd->vdev_children * sizeof (uint32_t *), 33525cabbc6bSPrashanth Sreenivasa UMEM_NOFAIL); 33535cabbc6bSPrashanth Sreenivasa 335486714001SSerapheim Dimitropoulos /* 335586714001SSerapheim Dimitropoulos * For leak detection, we overload the ms_allocatable trees 335686714001SSerapheim Dimitropoulos * to contain allocated segments instead of free segments. 335786714001SSerapheim Dimitropoulos * As a result, we can't use the normal metaslab_load/unload 335886714001SSerapheim Dimitropoulos * interfaces. 335986714001SSerapheim Dimitropoulos */ 336086714001SSerapheim Dimitropoulos zdb_leak_init_prepare_indirect_vdevs(spa, zcb); 336186714001SSerapheim Dimitropoulos load_concrete_ms_allocatable_trees(spa, SM_ALLOC); 33625cabbc6bSPrashanth Sreenivasa 336386714001SSerapheim Dimitropoulos /* 336486714001SSerapheim Dimitropoulos * On load_concrete_ms_allocatable_trees() we loaded all the 336586714001SSerapheim Dimitropoulos * allocated entries from the ms_sm to the ms_allocatable for 336686714001SSerapheim Dimitropoulos * each metaslab. If the pool has a checkpoint or is in the 336786714001SSerapheim Dimitropoulos * middle of discarding a checkpoint, some of these blocks 336886714001SSerapheim Dimitropoulos * may have been freed but their ms_sm may not have been 336986714001SSerapheim Dimitropoulos * updated because they are referenced by the checkpoint. In 337086714001SSerapheim Dimitropoulos * order to avoid false-positives during leak-detection, we 337186714001SSerapheim Dimitropoulos * go through the vdev's checkpoint space map and exclude all 337286714001SSerapheim Dimitropoulos * its entries from their relevant ms_allocatable. 337386714001SSerapheim Dimitropoulos * 337486714001SSerapheim Dimitropoulos * We also aggregate the space held by the checkpoint and add 337586714001SSerapheim Dimitropoulos * it to zcb_checkpoint_size. 337686714001SSerapheim Dimitropoulos * 337786714001SSerapheim Dimitropoulos * Note that at this point we are also verifying that all the 337886714001SSerapheim Dimitropoulos * entries on the checkpoint_sm are marked as allocated in 337986714001SSerapheim Dimitropoulos * the ms_sm of their relevant metaslab. 338086714001SSerapheim Dimitropoulos * [see comment in checkpoint_sm_exclude_entry_cb()] 338186714001SSerapheim Dimitropoulos */ 338286714001SSerapheim Dimitropoulos zdb_leak_init_exclude_checkpoint(spa, zcb); 33835cabbc6bSPrashanth Sreenivasa 338486714001SSerapheim Dimitropoulos /* for cleaner progress output */ 338506be9802SMatthew Ahrens (void) fprintf(stderr, "\n"); 33865cabbc6bSPrashanth Sreenivasa 33875cabbc6bSPrashanth Sreenivasa if (bpobj_is_open(&dp->dp_obsolete_bpobj)) { 33885cabbc6bSPrashanth Sreenivasa ASSERT(spa_feature_is_enabled(spa, 33895cabbc6bSPrashanth Sreenivasa SPA_FEATURE_DEVICE_REMOVAL)); 33905cabbc6bSPrashanth Sreenivasa (void) bpobj_iterate_nofree(&dp->dp_obsolete_bpobj, 33915cabbc6bSPrashanth Sreenivasa increment_indirect_mapping_cb, zcb, NULL); 33925cabbc6bSPrashanth Sreenivasa } 339386714001SSerapheim Dimitropoulos } else { 339486714001SSerapheim Dimitropoulos /* 339586714001SSerapheim Dimitropoulos * If leak tracing is disabled, we still need to consider 339686714001SSerapheim Dimitropoulos * any checkpointed space in our space verification. 339786714001SSerapheim Dimitropoulos */ 339886714001SSerapheim Dimitropoulos zcb->zcb_checkpoint_size += spa_get_checkpoint_space(spa); 3399b24ab676SJeff Bonwick } 3400b24ab676SJeff Bonwick 3401b24ab676SJeff Bonwick spa_config_enter(spa, SCL_CONFIG, FTAG, RW_READER); 3402bbfd46c4SJeff Bonwick zdb_ddt_leak_init(spa, zcb); 3403b24ab676SJeff Bonwick spa_config_exit(spa, SCL_CONFIG, FTAG); 3404b24ab676SJeff Bonwick } 3405b24ab676SJeff Bonwick 34065cabbc6bSPrashanth Sreenivasa static boolean_t 34075cabbc6bSPrashanth Sreenivasa zdb_check_for_obsolete_leaks(vdev_t *vd, zdb_cb_t *zcb) 34085cabbc6bSPrashanth Sreenivasa { 34095cabbc6bSPrashanth Sreenivasa boolean_t leaks = B_FALSE; 34105cabbc6bSPrashanth Sreenivasa vdev_indirect_mapping_t *vim = vd->vdev_indirect_mapping; 34115cabbc6bSPrashanth Sreenivasa uint64_t total_leaked = 0; 34125cabbc6bSPrashanth Sreenivasa 34135cabbc6bSPrashanth Sreenivasa ASSERT(vim != NULL); 34145cabbc6bSPrashanth Sreenivasa 34155cabbc6bSPrashanth Sreenivasa for (uint64_t i = 0; i < vdev_indirect_mapping_num_entries(vim); i++) { 34165cabbc6bSPrashanth Sreenivasa vdev_indirect_mapping_entry_phys_t *vimep = 34175cabbc6bSPrashanth Sreenivasa &vim->vim_entries[i]; 34185cabbc6bSPrashanth Sreenivasa uint64_t obsolete_bytes = 0; 34195cabbc6bSPrashanth Sreenivasa uint64_t offset = DVA_MAPPING_GET_SRC_OFFSET(vimep); 34205cabbc6bSPrashanth Sreenivasa metaslab_t *msp = vd->vdev_ms[offset >> vd->vdev_ms_shift]; 34215cabbc6bSPrashanth Sreenivasa 34225cabbc6bSPrashanth Sreenivasa /* 34235cabbc6bSPrashanth Sreenivasa * This is not very efficient but it's easy to 34245cabbc6bSPrashanth Sreenivasa * verify correctness. 34255cabbc6bSPrashanth Sreenivasa */ 34265cabbc6bSPrashanth Sreenivasa for (uint64_t inner_offset = 0; 34275cabbc6bSPrashanth Sreenivasa inner_offset < DVA_GET_ASIZE(&vimep->vimep_dst); 34285cabbc6bSPrashanth Sreenivasa inner_offset += 1 << vd->vdev_ashift) { 342986714001SSerapheim Dimitropoulos if (range_tree_contains(msp->ms_allocatable, 34305cabbc6bSPrashanth Sreenivasa offset + inner_offset, 1 << vd->vdev_ashift)) { 34315cabbc6bSPrashanth Sreenivasa obsolete_bytes += 1 << vd->vdev_ashift; 34325cabbc6bSPrashanth Sreenivasa } 34335cabbc6bSPrashanth Sreenivasa } 34345cabbc6bSPrashanth Sreenivasa 34355cabbc6bSPrashanth Sreenivasa int64_t bytes_leaked = obsolete_bytes - 34365cabbc6bSPrashanth Sreenivasa zcb->zcb_vd_obsolete_counts[vd->vdev_id][i]; 34375cabbc6bSPrashanth Sreenivasa ASSERT3U(DVA_GET_ASIZE(&vimep->vimep_dst), >=, 34385cabbc6bSPrashanth Sreenivasa zcb->zcb_vd_obsolete_counts[vd->vdev_id][i]); 34395cabbc6bSPrashanth Sreenivasa if (bytes_leaked != 0 && 34405cabbc6bSPrashanth Sreenivasa (vdev_obsolete_counts_are_precise(vd) || 34415cabbc6bSPrashanth Sreenivasa dump_opt['d'] >= 5)) { 34425cabbc6bSPrashanth Sreenivasa (void) printf("obsolete indirect mapping count " 34435cabbc6bSPrashanth Sreenivasa "mismatch on %llu:%llx:%llx : %llx bytes leaked\n", 34445cabbc6bSPrashanth Sreenivasa (u_longlong_t)vd->vdev_id, 34455cabbc6bSPrashanth Sreenivasa (u_longlong_t)DVA_MAPPING_GET_SRC_OFFSET(vimep), 34465cabbc6bSPrashanth Sreenivasa (u_longlong_t)DVA_GET_ASIZE(&vimep->vimep_dst), 34475cabbc6bSPrashanth Sreenivasa (u_longlong_t)bytes_leaked); 34485cabbc6bSPrashanth Sreenivasa } 34495cabbc6bSPrashanth Sreenivasa total_leaked += ABS(bytes_leaked); 34505cabbc6bSPrashanth Sreenivasa } 34515cabbc6bSPrashanth Sreenivasa 34525cabbc6bSPrashanth Sreenivasa if (!vdev_obsolete_counts_are_precise(vd) && total_leaked > 0) { 34535cabbc6bSPrashanth Sreenivasa int pct_leaked = total_leaked * 100 / 34545cabbc6bSPrashanth Sreenivasa vdev_indirect_mapping_bytes_mapped(vim); 34555cabbc6bSPrashanth Sreenivasa (void) printf("cannot verify obsolete indirect mapping " 34565cabbc6bSPrashanth Sreenivasa "counts of vdev %llu because precise feature was not " 34575cabbc6bSPrashanth Sreenivasa "enabled when it was removed: %d%% (%llx bytes) of mapping" 34585cabbc6bSPrashanth Sreenivasa "unreferenced\n", 34595cabbc6bSPrashanth Sreenivasa (u_longlong_t)vd->vdev_id, pct_leaked, 34605cabbc6bSPrashanth Sreenivasa (u_longlong_t)total_leaked); 34615cabbc6bSPrashanth Sreenivasa } else if (total_leaked > 0) { 34625cabbc6bSPrashanth Sreenivasa (void) printf("obsolete indirect mapping count mismatch " 34635cabbc6bSPrashanth Sreenivasa "for vdev %llu -- %llx total bytes mismatched\n", 34645cabbc6bSPrashanth Sreenivasa (u_longlong_t)vd->vdev_id, 34655cabbc6bSPrashanth Sreenivasa (u_longlong_t)total_leaked); 34665cabbc6bSPrashanth Sreenivasa leaks |= B_TRUE; 34675cabbc6bSPrashanth Sreenivasa } 34685cabbc6bSPrashanth Sreenivasa 34695cabbc6bSPrashanth Sreenivasa vdev_indirect_mapping_free_obsolete_counts(vim, 34705cabbc6bSPrashanth Sreenivasa zcb->zcb_vd_obsolete_counts[vd->vdev_id]); 34715cabbc6bSPrashanth Sreenivasa zcb->zcb_vd_obsolete_counts[vd->vdev_id] = NULL; 34725cabbc6bSPrashanth Sreenivasa 34735cabbc6bSPrashanth Sreenivasa return (leaks); 34745cabbc6bSPrashanth Sreenivasa } 34755cabbc6bSPrashanth Sreenivasa 34765cabbc6bSPrashanth Sreenivasa static boolean_t 34775cabbc6bSPrashanth Sreenivasa zdb_leak_fini(spa_t *spa, zdb_cb_t *zcb) 3478b24ab676SJeff Bonwick { 34795cabbc6bSPrashanth Sreenivasa boolean_t leaks = B_FALSE; 3480b24ab676SJeff Bonwick if (!dump_opt['L']) { 3481b24ab676SJeff Bonwick vdev_t *rvd = spa->spa_root_vdev; 34823f7978d0SAlan Somers for (unsigned c = 0; c < rvd->vdev_children; c++) { 3483b24ab676SJeff Bonwick vdev_t *vd = rvd->vdev_child[c]; 34848363e80aSGeorge Wilson metaslab_group_t *mg = vd->vdev_mg; 34855cabbc6bSPrashanth Sreenivasa 34865cabbc6bSPrashanth Sreenivasa if (zcb->zcb_vd_obsolete_counts[c] != NULL) { 34875cabbc6bSPrashanth Sreenivasa leaks |= zdb_check_for_obsolete_leaks(vd, zcb); 34885cabbc6bSPrashanth Sreenivasa } 34895cabbc6bSPrashanth Sreenivasa 34905cabbc6bSPrashanth Sreenivasa for (uint64_t m = 0; m < vd->vdev_ms_count; m++) { 3491b24ab676SJeff Bonwick metaslab_t *msp = vd->vdev_ms[m]; 34928363e80aSGeorge Wilson ASSERT3P(mg, ==, msp->ms_group); 34930713e232SGeorge Wilson 34940713e232SGeorge Wilson /* 349586714001SSerapheim Dimitropoulos * ms_allocatable has been overloaded 349686714001SSerapheim Dimitropoulos * to contain allocated segments. Now that 349786714001SSerapheim Dimitropoulos * we finished traversing all blocks, any 349886714001SSerapheim Dimitropoulos * block that remains in the ms_allocatable 34990713e232SGeorge Wilson * represents an allocated block that we 35000713e232SGeorge Wilson * did not claim during the traversal. 35010713e232SGeorge Wilson * Claimed blocks would have been removed 350286714001SSerapheim Dimitropoulos * from the ms_allocatable. For indirect 350386714001SSerapheim Dimitropoulos * vdevs, space remaining in the tree 350486714001SSerapheim Dimitropoulos * represents parts of the mapping that are 350586714001SSerapheim Dimitropoulos * not referenced, which is not a bug. 35060713e232SGeorge Wilson */ 35075cabbc6bSPrashanth Sreenivasa if (vd->vdev_ops == &vdev_indirect_ops) { 350886714001SSerapheim Dimitropoulos range_tree_vacate(msp->ms_allocatable, 35095cabbc6bSPrashanth Sreenivasa NULL, NULL); 35105cabbc6bSPrashanth Sreenivasa } else { 351186714001SSerapheim Dimitropoulos range_tree_vacate(msp->ms_allocatable, 35125cabbc6bSPrashanth Sreenivasa zdb_leak, vd); 35135cabbc6bSPrashanth Sreenivasa } 35148363e80aSGeorge Wilson 35158363e80aSGeorge Wilson if (msp->ms_loaded) { 35168363e80aSGeorge Wilson msp->ms_loaded = B_FALSE; 35178363e80aSGeorge Wilson } 3518b24ab676SJeff Bonwick } 3519b24ab676SJeff Bonwick } 35205cabbc6bSPrashanth Sreenivasa 35215cabbc6bSPrashanth Sreenivasa umem_free(zcb->zcb_vd_obsolete_counts, 35225cabbc6bSPrashanth Sreenivasa rvd->vdev_children * sizeof (uint32_t *)); 35235cabbc6bSPrashanth Sreenivasa zcb->zcb_vd_obsolete_counts = NULL; 3524b24ab676SJeff Bonwick } 35255cabbc6bSPrashanth Sreenivasa return (leaks); 3526b24ab676SJeff Bonwick } 3527b24ab676SJeff Bonwick 3528cde58dbcSMatthew Ahrens /* ARGSUSED */ 3529cde58dbcSMatthew Ahrens static int 3530cde58dbcSMatthew Ahrens count_block_cb(void *arg, const blkptr_t *bp, dmu_tx_t *tx) 3531cde58dbcSMatthew Ahrens { 3532cde58dbcSMatthew Ahrens zdb_cb_t *zcb = arg; 3533cde58dbcSMatthew Ahrens 3534490d05b9SMatthew Ahrens if (dump_opt['b'] >= 5) { 3535cde58dbcSMatthew Ahrens char blkbuf[BP_SPRINTF_LEN]; 353643466aaeSMax Grossman snprintf_blkptr(blkbuf, sizeof (blkbuf), bp); 3537cde58dbcSMatthew Ahrens (void) printf("[%s] %s\n", 3538cde58dbcSMatthew Ahrens "deferred free", blkbuf); 3539cde58dbcSMatthew Ahrens } 3540cde58dbcSMatthew Ahrens zdb_count_block(zcb, NULL, bp, ZDB_OT_DEFERRED); 3541cde58dbcSMatthew Ahrens return (0); 3542cde58dbcSMatthew Ahrens } 3543cde58dbcSMatthew Ahrens 3544fa9e4066Sahrens static int 3545fa9e4066Sahrens dump_block_stats(spa_t *spa) 3546fa9e4066Sahrens { 35473f7978d0SAlan Somers zdb_cb_t zcb; 3548fa9e4066Sahrens zdb_blkstats_t *zb, *tzb; 3549b24ab676SJeff Bonwick uint64_t norm_alloc, norm_space, total_alloc, total_found; 3550cd088ea4SVictor Latushkin int flags = TRAVERSE_PRE | TRAVERSE_PREFETCH_METADATA | TRAVERSE_HARD; 35515d7b4d43SMatthew Ahrens boolean_t leaks = B_FALSE; 3552fa9e4066Sahrens 35533f7978d0SAlan Somers bzero(&zcb, sizeof (zcb)); 3554490d05b9SMatthew Ahrens (void) printf("\nTraversing all blocks %s%s%s%s%s...\n\n", 3555b24ab676SJeff Bonwick (dump_opt['c'] || !dump_opt['L']) ? "to verify " : "", 3556b24ab676SJeff Bonwick (dump_opt['c'] == 1) ? "metadata " : "", 3557b24ab676SJeff Bonwick dump_opt['c'] ? "checksums " : "", 3558b24ab676SJeff Bonwick (dump_opt['c'] && !dump_opt['L']) ? "and verify " : "", 3559b24ab676SJeff Bonwick !dump_opt['L'] ? "nothing leaked " : ""); 3560fa9e4066Sahrens 3561fa9e4066Sahrens /* 3562e14bb325SJeff Bonwick * Load all space maps as SM_ALLOC maps, then traverse the pool 3563e14bb325SJeff Bonwick * claiming each block we discover. If the pool is perfectly 3564e14bb325SJeff Bonwick * consistent, the space maps will be empty when we're done. 3565e14bb325SJeff Bonwick * Anything left over is a leak; any block we can't claim (because 3566e14bb325SJeff Bonwick * it's not part of any space map) is a double allocation, 3567e14bb325SJeff Bonwick * reference to a freed block, or an unclaimed log block. 3568fa9e4066Sahrens */ 3569b24ab676SJeff Bonwick zdb_leak_init(spa, &zcb); 3570fa9e4066Sahrens 3571fa9e4066Sahrens /* 3572fa9e4066Sahrens * If there's a deferred-free bplist, process that first. 3573fa9e4066Sahrens */ 3574cde58dbcSMatthew Ahrens (void) bpobj_iterate_nofree(&spa->spa_deferred_bpobj, 3575cde58dbcSMatthew Ahrens count_block_cb, &zcb, NULL); 35765cabbc6bSPrashanth Sreenivasa 35773b2aab18SMatthew Ahrens if (spa_version(spa) >= SPA_VERSION_DEADLISTS) { 35783b2aab18SMatthew Ahrens (void) bpobj_iterate_nofree(&spa->spa_dsl_pool->dp_free_bpobj, 35793b2aab18SMatthew Ahrens count_block_cb, &zcb, NULL); 35803b2aab18SMatthew Ahrens } 35815cabbc6bSPrashanth Sreenivasa 35825cabbc6bSPrashanth Sreenivasa zdb_claim_removing(spa, &zcb); 35835cabbc6bSPrashanth Sreenivasa 35842acef22dSMatthew Ahrens if (spa_feature_is_active(spa, SPA_FEATURE_ASYNC_DESTROY)) { 3585b420f3adSRichard Lowe VERIFY3U(0, ==, bptree_iterate(spa->spa_meta_objset, 3586ad135b5dSChristopher Siden spa->spa_dsl_pool->dp_bptree_obj, B_FALSE, count_block_cb, 3587ad135b5dSChristopher Siden &zcb, NULL)); 3588ad135b5dSChristopher Siden } 3589fa9e4066Sahrens 3590bbfd46c4SJeff Bonwick if (dump_opt['c'] > 1) 3591bbfd46c4SJeff Bonwick flags |= TRAVERSE_PREFETCH_DATA; 3592bbfd46c4SJeff Bonwick 3593490d05b9SMatthew Ahrens zcb.zcb_totalasize = metaslab_class_get_alloc(spa_normal_class(spa)); 3594490d05b9SMatthew Ahrens zcb.zcb_start = zcb.zcb_lastprint = gethrtime(); 3595bbfd46c4SJeff Bonwick zcb.zcb_haderrors |= traverse_pool(spa, 0, flags, zdb_blkptr_cb, &zcb); 3596fa9e4066Sahrens 359731d7e8faSGeorge Wilson /* 359831d7e8faSGeorge Wilson * If we've traversed the data blocks then we need to wait for those 359931d7e8faSGeorge Wilson * I/Os to complete. We leverage "The Godfather" zio to wait on 360031d7e8faSGeorge Wilson * all async I/Os to complete. 360131d7e8faSGeorge Wilson */ 360231d7e8faSGeorge Wilson if (dump_opt['c']) { 36036f834bc1SMatthew Ahrens for (int i = 0; i < max_ncpus; i++) { 36046f834bc1SMatthew Ahrens (void) zio_wait(spa->spa_async_zio_root[i]); 36056f834bc1SMatthew Ahrens spa->spa_async_zio_root[i] = zio_root(spa, NULL, NULL, 36066f834bc1SMatthew Ahrens ZIO_FLAG_CANFAIL | ZIO_FLAG_SPECULATIVE | 36076f834bc1SMatthew Ahrens ZIO_FLAG_GODFATHER); 36086f834bc1SMatthew Ahrens } 360931d7e8faSGeorge Wilson } 361031d7e8faSGeorge Wilson 3611b24ab676SJeff Bonwick if (zcb.zcb_haderrors) { 3612fa9e4066Sahrens (void) printf("\nError counts:\n\n"); 3613fa9e4066Sahrens (void) printf("\t%5s %s\n", "errno", "count"); 3614b24ab676SJeff Bonwick for (int e = 0; e < 256; e++) { 3615fa9e4066Sahrens if (zcb.zcb_errors[e] != 0) { 3616fa9e4066Sahrens (void) printf("\t%5d %llu\n", 3617fa9e4066Sahrens e, (u_longlong_t)zcb.zcb_errors[e]); 3618fa9e4066Sahrens } 3619fa9e4066Sahrens } 3620fa9e4066Sahrens } 3621fa9e4066Sahrens 3622fa9e4066Sahrens /* 3623fa9e4066Sahrens * Report any leaked segments. 3624fa9e4066Sahrens */ 36255cabbc6bSPrashanth Sreenivasa leaks |= zdb_leak_fini(spa, &zcb); 3626fa9e4066Sahrens 3627b24ab676SJeff Bonwick tzb = &zcb.zcb_type[ZB_TOTAL][ZDB_OT_TOTAL]; 36288654d025Sperrin 3629b24ab676SJeff Bonwick norm_alloc = metaslab_class_get_alloc(spa_normal_class(spa)); 3630b24ab676SJeff Bonwick norm_space = metaslab_class_get_space(spa_normal_class(spa)); 36318654d025Sperrin 3632b24ab676SJeff Bonwick total_alloc = norm_alloc + metaslab_class_get_alloc(spa_log_class(spa)); 36335cabbc6bSPrashanth Sreenivasa total_found = tzb->zb_asize - zcb.zcb_dedup_asize + 363486714001SSerapheim Dimitropoulos zcb.zcb_removing_size + zcb.zcb_checkpoint_size; 3635fa9e4066Sahrens 3636b24ab676SJeff Bonwick if (total_found == total_alloc) { 363782a0a985SVictor Latushkin if (!dump_opt['L']) 363882a0a985SVictor Latushkin (void) printf("\n\tNo leaks (block sum matches space" 363982a0a985SVictor Latushkin " maps exactly)\n"); 3640fa9e4066Sahrens } else { 3641fa9e4066Sahrens (void) printf("block traversal size %llu != alloc %llu " 364282a0a985SVictor Latushkin "(%s %lld)\n", 3643b24ab676SJeff Bonwick (u_longlong_t)total_found, 3644b24ab676SJeff Bonwick (u_longlong_t)total_alloc, 364582a0a985SVictor Latushkin (dump_opt['L']) ? "unreachable" : "leaked", 3646b24ab676SJeff Bonwick (longlong_t)(total_alloc - total_found)); 36475d7b4d43SMatthew Ahrens leaks = B_TRUE; 3648fa9e4066Sahrens } 3649fa9e4066Sahrens 3650fa9e4066Sahrens if (tzb->zb_count == 0) 3651fa9e4066Sahrens return (2); 3652fa9e4066Sahrens 3653fa9e4066Sahrens (void) printf("\n"); 3654fa9e4066Sahrens (void) printf("\tbp count: %10llu\n", 3655fa9e4066Sahrens (u_longlong_t)tzb->zb_count); 3656d5ee8a13SMatthew Ahrens (void) printf("\tganged count: %10llu\n", 3657d5ee8a13SMatthew Ahrens (longlong_t)tzb->zb_gangs); 3658b24ab676SJeff Bonwick (void) printf("\tbp logical: %10llu avg: %6llu\n", 3659fa9e4066Sahrens (u_longlong_t)tzb->zb_lsize, 3660fa9e4066Sahrens (u_longlong_t)(tzb->zb_lsize / tzb->zb_count)); 3661b24ab676SJeff Bonwick (void) printf("\tbp physical: %10llu avg:" 3662b24ab676SJeff Bonwick " %6llu compression: %6.2f\n", 3663fa9e4066Sahrens (u_longlong_t)tzb->zb_psize, 3664fa9e4066Sahrens (u_longlong_t)(tzb->zb_psize / tzb->zb_count), 3665fa9e4066Sahrens (double)tzb->zb_lsize / tzb->zb_psize); 3666b24ab676SJeff Bonwick (void) printf("\tbp allocated: %10llu avg:" 3667b24ab676SJeff Bonwick " %6llu compression: %6.2f\n", 3668fa9e4066Sahrens (u_longlong_t)tzb->zb_asize, 3669fa9e4066Sahrens (u_longlong_t)(tzb->zb_asize / tzb->zb_count), 3670fa9e4066Sahrens (double)tzb->zb_lsize / tzb->zb_asize); 3671b24ab676SJeff Bonwick (void) printf("\tbp deduped: %10llu ref>1:" 3672b24ab676SJeff Bonwick " %6llu deduplication: %6.2f\n", 3673b24ab676SJeff Bonwick (u_longlong_t)zcb.zcb_dedup_asize, 3674b24ab676SJeff Bonwick (u_longlong_t)zcb.zcb_dedup_blocks, 3675b24ab676SJeff Bonwick (double)zcb.zcb_dedup_asize / tzb->zb_asize + 1.0); 3676b24ab676SJeff Bonwick (void) printf("\tSPA allocated: %10llu used: %5.2f%%\n", 3677b24ab676SJeff Bonwick (u_longlong_t)norm_alloc, 100.0 * norm_alloc / norm_space); 3678fa9e4066Sahrens 36795d7b4d43SMatthew Ahrens for (bp_embedded_type_t i = 0; i < NUM_BP_EMBEDDED_TYPES; i++) { 36805d7b4d43SMatthew Ahrens if (zcb.zcb_embedded_blocks[i] == 0) 36815d7b4d43SMatthew Ahrens continue; 36825d7b4d43SMatthew Ahrens (void) printf("\n"); 36835d7b4d43SMatthew Ahrens (void) printf("\tadditional, non-pointer bps of type %u: " 36845d7b4d43SMatthew Ahrens "%10llu\n", 36855d7b4d43SMatthew Ahrens i, (u_longlong_t)zcb.zcb_embedded_blocks[i]); 36865d7b4d43SMatthew Ahrens 36875d7b4d43SMatthew Ahrens if (dump_opt['b'] >= 3) { 36885d7b4d43SMatthew Ahrens (void) printf("\t number of (compressed) bytes: " 36895d7b4d43SMatthew Ahrens "number of bps\n"); 36905d7b4d43SMatthew Ahrens dump_histogram(zcb.zcb_embedded_histogram[i], 36915d7b4d43SMatthew Ahrens sizeof (zcb.zcb_embedded_histogram[i]) / 36925d7b4d43SMatthew Ahrens sizeof (zcb.zcb_embedded_histogram[i][0]), 0); 36935d7b4d43SMatthew Ahrens } 36945d7b4d43SMatthew Ahrens } 36955d7b4d43SMatthew Ahrens 3696d5ee8a13SMatthew Ahrens if (tzb->zb_ditto_samevdev != 0) { 3697d5ee8a13SMatthew Ahrens (void) printf("\tDittoed blocks on same vdev: %llu\n", 3698d5ee8a13SMatthew Ahrens (longlong_t)tzb->zb_ditto_samevdev); 3699d5ee8a13SMatthew Ahrens } 3700d5ee8a13SMatthew Ahrens 37015cabbc6bSPrashanth Sreenivasa for (uint64_t v = 0; v < spa->spa_root_vdev->vdev_children; v++) { 37025cabbc6bSPrashanth Sreenivasa vdev_t *vd = spa->spa_root_vdev->vdev_child[v]; 37035cabbc6bSPrashanth Sreenivasa vdev_indirect_mapping_t *vim = vd->vdev_indirect_mapping; 37045cabbc6bSPrashanth Sreenivasa 37055cabbc6bSPrashanth Sreenivasa if (vim == NULL) { 37065cabbc6bSPrashanth Sreenivasa continue; 37075cabbc6bSPrashanth Sreenivasa } 37085cabbc6bSPrashanth Sreenivasa 37095cabbc6bSPrashanth Sreenivasa char mem[32]; 37105cabbc6bSPrashanth Sreenivasa zdb_nicenum(vdev_indirect_mapping_num_entries(vim), 37115cabbc6bSPrashanth Sreenivasa mem, vdev_indirect_mapping_size(vim)); 37125cabbc6bSPrashanth Sreenivasa 37135cabbc6bSPrashanth Sreenivasa (void) printf("\tindirect vdev id %llu has %llu segments " 37145cabbc6bSPrashanth Sreenivasa "(%s in memory)\n", 37155cabbc6bSPrashanth Sreenivasa (longlong_t)vd->vdev_id, 37165cabbc6bSPrashanth Sreenivasa (longlong_t)vdev_indirect_mapping_num_entries(vim), mem); 37175cabbc6bSPrashanth Sreenivasa } 37185cabbc6bSPrashanth Sreenivasa 3719fa9e4066Sahrens if (dump_opt['b'] >= 2) { 3720fa9e4066Sahrens int l, t, level; 3721fa9e4066Sahrens (void) printf("\nBlocks\tLSIZE\tPSIZE\tASIZE" 3722fa9e4066Sahrens "\t avg\t comp\t%%Total\tType\n"); 3723fa9e4066Sahrens 3724b24ab676SJeff Bonwick for (t = 0; t <= ZDB_OT_TOTAL; t++) { 37253f9d6ad7SLin Ling char csize[32], lsize[32], psize[32], asize[32]; 3726d5ee8a13SMatthew Ahrens char avg[32], gang[32]; 37273f7978d0SAlan Somers const char *typename; 3728fa9e4066Sahrens 37290a055120SJason King /* make sure nicenum has enough space */ 37300a055120SJason King CTASSERT(sizeof (csize) >= NN_NUMBUF_SZ); 37310a055120SJason King CTASSERT(sizeof (lsize) >= NN_NUMBUF_SZ); 37320a055120SJason King CTASSERT(sizeof (psize) >= NN_NUMBUF_SZ); 37330a055120SJason King CTASSERT(sizeof (asize) >= NN_NUMBUF_SZ); 37340a055120SJason King CTASSERT(sizeof (avg) >= NN_NUMBUF_SZ); 37350a055120SJason King CTASSERT(sizeof (gang) >= NN_NUMBUF_SZ); 37360a055120SJason King 3737b24ab676SJeff Bonwick if (t < DMU_OT_NUMTYPES) 3738b24ab676SJeff Bonwick typename = dmu_ot[t].ot_name; 3739b24ab676SJeff Bonwick else 3740b24ab676SJeff Bonwick typename = zdb_ot_extname[t - DMU_OT_NUMTYPES]; 3741fa9e4066Sahrens 3742fa9e4066Sahrens if (zcb.zcb_type[ZB_TOTAL][t].zb_asize == 0) { 3743fa9e4066Sahrens (void) printf("%6s\t%5s\t%5s\t%5s" 3744fa9e4066Sahrens "\t%5s\t%5s\t%6s\t%s\n", 3745fa9e4066Sahrens "-", 3746fa9e4066Sahrens "-", 3747fa9e4066Sahrens "-", 3748fa9e4066Sahrens "-", 3749fa9e4066Sahrens "-", 3750fa9e4066Sahrens "-", 3751fa9e4066Sahrens "-", 3752fa9e4066Sahrens typename); 3753fa9e4066Sahrens continue; 3754fa9e4066Sahrens } 3755fa9e4066Sahrens 3756fa9e4066Sahrens for (l = ZB_TOTAL - 1; l >= -1; l--) { 3757fa9e4066Sahrens level = (l == -1 ? ZB_TOTAL : l); 3758fa9e4066Sahrens zb = &zcb.zcb_type[level][t]; 3759fa9e4066Sahrens 3760fa9e4066Sahrens if (zb->zb_asize == 0) 3761fa9e4066Sahrens continue; 3762fa9e4066Sahrens 3763fa9e4066Sahrens if (dump_opt['b'] < 3 && level != ZB_TOTAL) 3764fa9e4066Sahrens continue; 3765fa9e4066Sahrens 3766fa9e4066Sahrens if (level == 0 && zb->zb_asize == 3767fa9e4066Sahrens zcb.zcb_type[ZB_TOTAL][t].zb_asize) 3768fa9e4066Sahrens continue; 3769fa9e4066Sahrens 37700a055120SJason King zdb_nicenum(zb->zb_count, csize, 37710a055120SJason King sizeof (csize)); 37720a055120SJason King zdb_nicenum(zb->zb_lsize, lsize, 37730a055120SJason King sizeof (lsize)); 37740a055120SJason King zdb_nicenum(zb->zb_psize, psize, 37750a055120SJason King sizeof (psize)); 37760a055120SJason King zdb_nicenum(zb->zb_asize, asize, 37770a055120SJason King sizeof (asize)); 37780a055120SJason King zdb_nicenum(zb->zb_asize / zb->zb_count, avg, 37790a055120SJason King sizeof (avg)); 37800a055120SJason King zdb_nicenum(zb->zb_gangs, gang, sizeof (gang)); 3781fa9e4066Sahrens 3782fa9e4066Sahrens (void) printf("%6s\t%5s\t%5s\t%5s\t%5s" 3783fa9e4066Sahrens "\t%5.2f\t%6.2f\t", 3784fa9e4066Sahrens csize, lsize, psize, asize, avg, 3785fa9e4066Sahrens (double)zb->zb_lsize / zb->zb_psize, 3786fa9e4066Sahrens 100.0 * zb->zb_asize / tzb->zb_asize); 3787fa9e4066Sahrens 3788fa9e4066Sahrens if (level == ZB_TOTAL) 3789fa9e4066Sahrens (void) printf("%s\n", typename); 3790fa9e4066Sahrens else 3791fa9e4066Sahrens (void) printf(" L%d %s\n", 3792fa9e4066Sahrens level, typename); 3793490d05b9SMatthew Ahrens 3794d5ee8a13SMatthew Ahrens if (dump_opt['b'] >= 3 && zb->zb_gangs > 0) { 3795d5ee8a13SMatthew Ahrens (void) printf("\t number of ganged " 3796d5ee8a13SMatthew Ahrens "blocks: %s\n", gang); 3797d5ee8a13SMatthew Ahrens } 3798d5ee8a13SMatthew Ahrens 3799490d05b9SMatthew Ahrens if (dump_opt['b'] >= 4) { 3800490d05b9SMatthew Ahrens (void) printf("psize " 3801490d05b9SMatthew Ahrens "(in 512-byte sectors): " 3802490d05b9SMatthew Ahrens "number of blocks\n"); 3803490d05b9SMatthew Ahrens dump_histogram(zb->zb_psize_histogram, 38040713e232SGeorge Wilson PSIZE_HISTO_SIZE, 0); 3805490d05b9SMatthew Ahrens } 3806fa9e4066Sahrens } 3807fa9e4066Sahrens } 3808fa9e4066Sahrens } 3809fa9e4066Sahrens 3810fa9e4066Sahrens (void) printf("\n"); 3811fa9e4066Sahrens 3812fa9e4066Sahrens if (leaks) 3813fa9e4066Sahrens return (2); 3814fa9e4066Sahrens 3815fa9e4066Sahrens if (zcb.zcb_haderrors) 3816fa9e4066Sahrens return (3); 3817fa9e4066Sahrens 3818fa9e4066Sahrens return (0); 3819fa9e4066Sahrens } 3820fa9e4066Sahrens 3821b24ab676SJeff Bonwick typedef struct zdb_ddt_entry { 3822b24ab676SJeff Bonwick ddt_key_t zdde_key; 3823b24ab676SJeff Bonwick uint64_t zdde_ref_blocks; 3824b24ab676SJeff Bonwick uint64_t zdde_ref_lsize; 3825b24ab676SJeff Bonwick uint64_t zdde_ref_psize; 3826b24ab676SJeff Bonwick uint64_t zdde_ref_dsize; 3827b24ab676SJeff Bonwick avl_node_t zdde_node; 3828b24ab676SJeff Bonwick } zdb_ddt_entry_t; 3829b24ab676SJeff Bonwick 3830b24ab676SJeff Bonwick /* ARGSUSED */ 3831b24ab676SJeff Bonwick static int 3832b24ab676SJeff Bonwick zdb_ddt_add_cb(spa_t *spa, zilog_t *zilog, const blkptr_t *bp, 38337802d7bfSMatthew Ahrens const zbookmark_phys_t *zb, const dnode_phys_t *dnp, void *arg) 3834b24ab676SJeff Bonwick { 3835b24ab676SJeff Bonwick avl_tree_t *t = arg; 3836b24ab676SJeff Bonwick avl_index_t where; 3837b24ab676SJeff Bonwick zdb_ddt_entry_t *zdde, zdde_search; 3838b24ab676SJeff Bonwick 3839a2cdcdd2SPaul Dagnelie if (bp == NULL || BP_IS_HOLE(bp) || BP_IS_EMBEDDED(bp)) 3840b24ab676SJeff Bonwick return (0); 3841b24ab676SJeff Bonwick 3842b24ab676SJeff Bonwick if (dump_opt['S'] > 1 && zb->zb_level == ZB_ROOT_LEVEL) { 3843b24ab676SJeff Bonwick (void) printf("traversing objset %llu, %llu objects, " 3844b24ab676SJeff Bonwick "%lu blocks so far\n", 3845b24ab676SJeff Bonwick (u_longlong_t)zb->zb_objset, 38465d7b4d43SMatthew Ahrens (u_longlong_t)BP_GET_FILL(bp), 3847b24ab676SJeff Bonwick avl_numnodes(t)); 3848b24ab676SJeff Bonwick } 3849b24ab676SJeff Bonwick 3850bbfd46c4SJeff Bonwick if (BP_IS_HOLE(bp) || BP_GET_CHECKSUM(bp) == ZIO_CHECKSUM_OFF || 3851ad135b5dSChristopher Siden BP_GET_LEVEL(bp) > 0 || DMU_OT_IS_METADATA(BP_GET_TYPE(bp))) 3852b24ab676SJeff Bonwick return (0); 3853b24ab676SJeff Bonwick 3854b24ab676SJeff Bonwick ddt_key_fill(&zdde_search.zdde_key, bp); 3855b24ab676SJeff Bonwick 3856b24ab676SJeff Bonwick zdde = avl_find(t, &zdde_search, &where); 3857b24ab676SJeff Bonwick 3858b24ab676SJeff Bonwick if (zdde == NULL) { 3859b24ab676SJeff Bonwick zdde = umem_zalloc(sizeof (*zdde), UMEM_NOFAIL); 3860b24ab676SJeff Bonwick zdde->zdde_key = zdde_search.zdde_key; 3861b24ab676SJeff Bonwick avl_insert(t, zdde, where); 3862b24ab676SJeff Bonwick } 3863b24ab676SJeff Bonwick 3864b24ab676SJeff Bonwick zdde->zdde_ref_blocks += 1; 3865b24ab676SJeff Bonwick zdde->zdde_ref_lsize += BP_GET_LSIZE(bp); 3866b24ab676SJeff Bonwick zdde->zdde_ref_psize += BP_GET_PSIZE(bp); 3867b24ab676SJeff Bonwick zdde->zdde_ref_dsize += bp_get_dsize_sync(spa, bp); 3868b24ab676SJeff Bonwick 3869b24ab676SJeff Bonwick return (0); 3870b24ab676SJeff Bonwick } 3871b24ab676SJeff Bonwick 3872b24ab676SJeff Bonwick static void 3873b24ab676SJeff Bonwick dump_simulated_ddt(spa_t *spa) 3874b24ab676SJeff Bonwick { 3875b24ab676SJeff Bonwick avl_tree_t t; 3876b24ab676SJeff Bonwick void *cookie = NULL; 3877b24ab676SJeff Bonwick zdb_ddt_entry_t *zdde; 38783f7978d0SAlan Somers ddt_histogram_t ddh_total; 38793f7978d0SAlan Somers ddt_stat_t dds_total; 3880b24ab676SJeff Bonwick 38813f7978d0SAlan Somers bzero(&ddh_total, sizeof (ddh_total)); 38823f7978d0SAlan Somers bzero(&dds_total, sizeof (dds_total)); 3883b24ab676SJeff Bonwick avl_create(&t, ddt_entry_compare, 3884b24ab676SJeff Bonwick sizeof (zdb_ddt_entry_t), offsetof(zdb_ddt_entry_t, zdde_node)); 3885b24ab676SJeff Bonwick 3886b24ab676SJeff Bonwick spa_config_enter(spa, SCL_CONFIG, FTAG, RW_READER); 3887b24ab676SJeff Bonwick 3888bbfd46c4SJeff Bonwick (void) traverse_pool(spa, 0, TRAVERSE_PRE | TRAVERSE_PREFETCH_METADATA, 3889bbfd46c4SJeff Bonwick zdb_ddt_add_cb, &t); 3890b24ab676SJeff Bonwick 3891b24ab676SJeff Bonwick spa_config_exit(spa, SCL_CONFIG, FTAG); 3892b24ab676SJeff Bonwick 3893b24ab676SJeff Bonwick while ((zdde = avl_destroy_nodes(&t, &cookie)) != NULL) { 3894b24ab676SJeff Bonwick ddt_stat_t dds; 3895b24ab676SJeff Bonwick uint64_t refcnt = zdde->zdde_ref_blocks; 3896b24ab676SJeff Bonwick ASSERT(refcnt != 0); 3897b24ab676SJeff Bonwick 3898b24ab676SJeff Bonwick dds.dds_blocks = zdde->zdde_ref_blocks / refcnt; 3899b24ab676SJeff Bonwick dds.dds_lsize = zdde->zdde_ref_lsize / refcnt; 3900b24ab676SJeff Bonwick dds.dds_psize = zdde->zdde_ref_psize / refcnt; 3901b24ab676SJeff Bonwick dds.dds_dsize = zdde->zdde_ref_dsize / refcnt; 3902b24ab676SJeff Bonwick 3903b24ab676SJeff Bonwick dds.dds_ref_blocks = zdde->zdde_ref_blocks; 3904b24ab676SJeff Bonwick dds.dds_ref_lsize = zdde->zdde_ref_lsize; 3905b24ab676SJeff Bonwick dds.dds_ref_psize = zdde->zdde_ref_psize; 3906b24ab676SJeff Bonwick dds.dds_ref_dsize = zdde->zdde_ref_dsize; 3907b24ab676SJeff Bonwick 3908bf16b11eSMatthew Ahrens ddt_stat_add(&ddh_total.ddh_stat[highbit64(refcnt) - 1], 3909bf16b11eSMatthew Ahrens &dds, 0); 3910b24ab676SJeff Bonwick 3911b24ab676SJeff Bonwick umem_free(zdde, sizeof (*zdde)); 3912b24ab676SJeff Bonwick } 3913b24ab676SJeff Bonwick 3914b24ab676SJeff Bonwick avl_destroy(&t); 3915b24ab676SJeff Bonwick 3916b24ab676SJeff Bonwick ddt_histogram_stat(&dds_total, &ddh_total); 3917b24ab676SJeff Bonwick 3918b24ab676SJeff Bonwick (void) printf("Simulated DDT histogram:\n"); 3919b24ab676SJeff Bonwick 39209eb19f4dSGeorge Wilson zpool_dump_ddt(&dds_total, &ddh_total); 3921b24ab676SJeff Bonwick 3922b24ab676SJeff Bonwick dump_dedup_ratio(&dds_total); 3923b24ab676SJeff Bonwick } 3924b24ab676SJeff Bonwick 39255cabbc6bSPrashanth Sreenivasa static int 39265cabbc6bSPrashanth Sreenivasa verify_device_removal_feature_counts(spa_t *spa) 39275cabbc6bSPrashanth Sreenivasa { 39285cabbc6bSPrashanth Sreenivasa uint64_t dr_feature_refcount = 0; 39295cabbc6bSPrashanth Sreenivasa uint64_t oc_feature_refcount = 0; 39305cabbc6bSPrashanth Sreenivasa uint64_t indirect_vdev_count = 0; 39315cabbc6bSPrashanth Sreenivasa uint64_t precise_vdev_count = 0; 39325cabbc6bSPrashanth Sreenivasa uint64_t obsolete_counts_object_count = 0; 39335cabbc6bSPrashanth Sreenivasa uint64_t obsolete_sm_count = 0; 39345cabbc6bSPrashanth Sreenivasa uint64_t obsolete_counts_count = 0; 39355cabbc6bSPrashanth Sreenivasa uint64_t scip_count = 0; 39365cabbc6bSPrashanth Sreenivasa uint64_t obsolete_bpobj_count = 0; 39375cabbc6bSPrashanth Sreenivasa int ret = 0; 39385cabbc6bSPrashanth Sreenivasa 39395cabbc6bSPrashanth Sreenivasa spa_condensing_indirect_phys_t *scip = 39405cabbc6bSPrashanth Sreenivasa &spa->spa_condensing_indirect_phys; 39415cabbc6bSPrashanth Sreenivasa if (scip->scip_next_mapping_object != 0) { 39425cabbc6bSPrashanth Sreenivasa vdev_t *vd = spa->spa_root_vdev->vdev_child[scip->scip_vdev]; 39435cabbc6bSPrashanth Sreenivasa ASSERT(scip->scip_prev_obsolete_sm_object != 0); 39445cabbc6bSPrashanth Sreenivasa ASSERT3P(vd->vdev_ops, ==, &vdev_indirect_ops); 39455cabbc6bSPrashanth Sreenivasa 39465cabbc6bSPrashanth Sreenivasa (void) printf("Condensing indirect vdev %llu: new mapping " 39475cabbc6bSPrashanth Sreenivasa "object %llu, prev obsolete sm %llu\n", 39485cabbc6bSPrashanth Sreenivasa (u_longlong_t)scip->scip_vdev, 39495cabbc6bSPrashanth Sreenivasa (u_longlong_t)scip->scip_next_mapping_object, 39505cabbc6bSPrashanth Sreenivasa (u_longlong_t)scip->scip_prev_obsolete_sm_object); 39515cabbc6bSPrashanth Sreenivasa if (scip->scip_prev_obsolete_sm_object != 0) { 39525cabbc6bSPrashanth Sreenivasa space_map_t *prev_obsolete_sm = NULL; 39535cabbc6bSPrashanth Sreenivasa VERIFY0(space_map_open(&prev_obsolete_sm, 39545cabbc6bSPrashanth Sreenivasa spa->spa_meta_objset, 39555cabbc6bSPrashanth Sreenivasa scip->scip_prev_obsolete_sm_object, 39565cabbc6bSPrashanth Sreenivasa 0, vd->vdev_asize, 0)); 39575cabbc6bSPrashanth Sreenivasa space_map_update(prev_obsolete_sm); 39585cabbc6bSPrashanth Sreenivasa dump_spacemap(spa->spa_meta_objset, prev_obsolete_sm); 39595cabbc6bSPrashanth Sreenivasa (void) printf("\n"); 39605cabbc6bSPrashanth Sreenivasa space_map_close(prev_obsolete_sm); 39615cabbc6bSPrashanth Sreenivasa } 39625cabbc6bSPrashanth Sreenivasa 39635cabbc6bSPrashanth Sreenivasa scip_count += 2; 39645cabbc6bSPrashanth Sreenivasa } 39655cabbc6bSPrashanth Sreenivasa 39665cabbc6bSPrashanth Sreenivasa for (uint64_t i = 0; i < spa->spa_root_vdev->vdev_children; i++) { 39675cabbc6bSPrashanth Sreenivasa vdev_t *vd = spa->spa_root_vdev->vdev_child[i]; 39685cabbc6bSPrashanth Sreenivasa vdev_indirect_config_t *vic = &vd->vdev_indirect_config; 39695cabbc6bSPrashanth Sreenivasa 39705cabbc6bSPrashanth Sreenivasa if (vic->vic_mapping_object != 0) { 39715cabbc6bSPrashanth Sreenivasa ASSERT(vd->vdev_ops == &vdev_indirect_ops || 39725cabbc6bSPrashanth Sreenivasa vd->vdev_removing); 39735cabbc6bSPrashanth Sreenivasa indirect_vdev_count++; 39745cabbc6bSPrashanth Sreenivasa 39755cabbc6bSPrashanth Sreenivasa if (vd->vdev_indirect_mapping->vim_havecounts) { 39765cabbc6bSPrashanth Sreenivasa obsolete_counts_count++; 39775cabbc6bSPrashanth Sreenivasa } 39785cabbc6bSPrashanth Sreenivasa } 39795cabbc6bSPrashanth Sreenivasa if (vdev_obsolete_counts_are_precise(vd)) { 39805cabbc6bSPrashanth Sreenivasa ASSERT(vic->vic_mapping_object != 0); 39815cabbc6bSPrashanth Sreenivasa precise_vdev_count++; 39825cabbc6bSPrashanth Sreenivasa } 39835cabbc6bSPrashanth Sreenivasa if (vdev_obsolete_sm_object(vd) != 0) { 39845cabbc6bSPrashanth Sreenivasa ASSERT(vic->vic_mapping_object != 0); 39855cabbc6bSPrashanth Sreenivasa obsolete_sm_count++; 39865cabbc6bSPrashanth Sreenivasa } 39875cabbc6bSPrashanth Sreenivasa } 39885cabbc6bSPrashanth Sreenivasa 39895cabbc6bSPrashanth Sreenivasa (void) feature_get_refcount(spa, 39905cabbc6bSPrashanth Sreenivasa &spa_feature_table[SPA_FEATURE_DEVICE_REMOVAL], 39915cabbc6bSPrashanth Sreenivasa &dr_feature_refcount); 39925cabbc6bSPrashanth Sreenivasa (void) feature_get_refcount(spa, 39935cabbc6bSPrashanth Sreenivasa &spa_feature_table[SPA_FEATURE_OBSOLETE_COUNTS], 39945cabbc6bSPrashanth Sreenivasa &oc_feature_refcount); 39955cabbc6bSPrashanth Sreenivasa 39965cabbc6bSPrashanth Sreenivasa if (dr_feature_refcount != indirect_vdev_count) { 39975cabbc6bSPrashanth Sreenivasa ret = 1; 39985cabbc6bSPrashanth Sreenivasa (void) printf("Number of indirect vdevs (%llu) " \ 39995cabbc6bSPrashanth Sreenivasa "does not match feature count (%llu)\n", 40005cabbc6bSPrashanth Sreenivasa (u_longlong_t)indirect_vdev_count, 40015cabbc6bSPrashanth Sreenivasa (u_longlong_t)dr_feature_refcount); 40025cabbc6bSPrashanth Sreenivasa } else { 40035cabbc6bSPrashanth Sreenivasa (void) printf("Verified device_removal feature refcount " \ 40045cabbc6bSPrashanth Sreenivasa "of %llu is correct\n", 40055cabbc6bSPrashanth Sreenivasa (u_longlong_t)dr_feature_refcount); 40065cabbc6bSPrashanth Sreenivasa } 40075cabbc6bSPrashanth Sreenivasa 40085cabbc6bSPrashanth Sreenivasa if (zap_contains(spa_meta_objset(spa), DMU_POOL_DIRECTORY_OBJECT, 40095cabbc6bSPrashanth Sreenivasa DMU_POOL_OBSOLETE_BPOBJ) == 0) { 40105cabbc6bSPrashanth Sreenivasa obsolete_bpobj_count++; 40115cabbc6bSPrashanth Sreenivasa } 40125cabbc6bSPrashanth Sreenivasa 40135cabbc6bSPrashanth Sreenivasa 40145cabbc6bSPrashanth Sreenivasa obsolete_counts_object_count = precise_vdev_count; 40155cabbc6bSPrashanth Sreenivasa obsolete_counts_object_count += obsolete_sm_count; 40165cabbc6bSPrashanth Sreenivasa obsolete_counts_object_count += obsolete_counts_count; 40175cabbc6bSPrashanth Sreenivasa obsolete_counts_object_count += scip_count; 40185cabbc6bSPrashanth Sreenivasa obsolete_counts_object_count += obsolete_bpobj_count; 40195cabbc6bSPrashanth Sreenivasa obsolete_counts_object_count += remap_deadlist_count; 40205cabbc6bSPrashanth Sreenivasa 40215cabbc6bSPrashanth Sreenivasa if (oc_feature_refcount != obsolete_counts_object_count) { 40225cabbc6bSPrashanth Sreenivasa ret = 1; 40235cabbc6bSPrashanth Sreenivasa (void) printf("Number of obsolete counts objects (%llu) " \ 40245cabbc6bSPrashanth Sreenivasa "does not match feature count (%llu)\n", 40255cabbc6bSPrashanth Sreenivasa (u_longlong_t)obsolete_counts_object_count, 40265cabbc6bSPrashanth Sreenivasa (u_longlong_t)oc_feature_refcount); 40275cabbc6bSPrashanth Sreenivasa (void) printf("pv:%llu os:%llu oc:%llu sc:%llu " 40285cabbc6bSPrashanth Sreenivasa "ob:%llu rd:%llu\n", 40295cabbc6bSPrashanth Sreenivasa (u_longlong_t)precise_vdev_count, 40305cabbc6bSPrashanth Sreenivasa (u_longlong_t)obsolete_sm_count, 40315cabbc6bSPrashanth Sreenivasa (u_longlong_t)obsolete_counts_count, 40325cabbc6bSPrashanth Sreenivasa (u_longlong_t)scip_count, 40335cabbc6bSPrashanth Sreenivasa (u_longlong_t)obsolete_bpobj_count, 40345cabbc6bSPrashanth Sreenivasa (u_longlong_t)remap_deadlist_count); 40355cabbc6bSPrashanth Sreenivasa } else { 40365cabbc6bSPrashanth Sreenivasa (void) printf("Verified indirect_refcount feature refcount " \ 40375cabbc6bSPrashanth Sreenivasa "of %llu is correct\n", 40385cabbc6bSPrashanth Sreenivasa (u_longlong_t)oc_feature_refcount); 40395cabbc6bSPrashanth Sreenivasa } 40405cabbc6bSPrashanth Sreenivasa return (ret); 40415cabbc6bSPrashanth Sreenivasa } 40425cabbc6bSPrashanth Sreenivasa 404386714001SSerapheim Dimitropoulos #define BOGUS_SUFFIX "_CHECKPOINTED_UNIVERSE" 404486714001SSerapheim Dimitropoulos /* 404586714001SSerapheim Dimitropoulos * Import the checkpointed state of the pool specified by the target 404686714001SSerapheim Dimitropoulos * parameter as readonly. The function also accepts a pool config 404786714001SSerapheim Dimitropoulos * as an optional parameter, else it attempts to infer the config by 404886714001SSerapheim Dimitropoulos * the name of the target pool. 404986714001SSerapheim Dimitropoulos * 405086714001SSerapheim Dimitropoulos * Note that the checkpointed state's pool name will be the name of 405186714001SSerapheim Dimitropoulos * the original pool with the above suffix appened to it. In addition, 405286714001SSerapheim Dimitropoulos * if the target is not a pool name (e.g. a path to a dataset) then 405386714001SSerapheim Dimitropoulos * the new_path parameter is populated with the updated path to 405486714001SSerapheim Dimitropoulos * reflect the fact that we are looking into the checkpointed state. 405586714001SSerapheim Dimitropoulos * 405686714001SSerapheim Dimitropoulos * The function returns a newly-allocated copy of the name of the 405786714001SSerapheim Dimitropoulos * pool containing the checkpointed state. When this copy is no 405886714001SSerapheim Dimitropoulos * longer needed it should be freed with free(3C). Same thing 405986714001SSerapheim Dimitropoulos * applies to the new_path parameter if allocated. 406086714001SSerapheim Dimitropoulos */ 406186714001SSerapheim Dimitropoulos static char * 406286714001SSerapheim Dimitropoulos import_checkpointed_state(char *target, nvlist_t *cfg, char **new_path) 406386714001SSerapheim Dimitropoulos { 406486714001SSerapheim Dimitropoulos int error = 0; 406586714001SSerapheim Dimitropoulos char *poolname, *bogus_name; 406686714001SSerapheim Dimitropoulos 406786714001SSerapheim Dimitropoulos /* If the target is not a pool, the extract the pool name */ 406886714001SSerapheim Dimitropoulos char *path_start = strchr(target, '/'); 406986714001SSerapheim Dimitropoulos if (path_start != NULL) { 407086714001SSerapheim Dimitropoulos size_t poolname_len = path_start - target; 407186714001SSerapheim Dimitropoulos poolname = strndup(target, poolname_len); 407286714001SSerapheim Dimitropoulos } else { 407386714001SSerapheim Dimitropoulos poolname = target; 407486714001SSerapheim Dimitropoulos } 407586714001SSerapheim Dimitropoulos 407686714001SSerapheim Dimitropoulos if (cfg == NULL) { 407786714001SSerapheim Dimitropoulos error = spa_get_stats(poolname, &cfg, NULL, 0); 407886714001SSerapheim Dimitropoulos if (error != 0) { 407986714001SSerapheim Dimitropoulos fatal("Tried to read config of pool \"%s\" but " 408086714001SSerapheim Dimitropoulos "spa_get_stats() failed with error %d\n", 408186714001SSerapheim Dimitropoulos poolname, error); 408286714001SSerapheim Dimitropoulos } 408386714001SSerapheim Dimitropoulos } 408486714001SSerapheim Dimitropoulos 408586714001SSerapheim Dimitropoulos (void) asprintf(&bogus_name, "%s%s", poolname, BOGUS_SUFFIX); 408686714001SSerapheim Dimitropoulos fnvlist_add_string(cfg, ZPOOL_CONFIG_POOL_NAME, bogus_name); 408786714001SSerapheim Dimitropoulos 408886714001SSerapheim Dimitropoulos error = spa_import(bogus_name, cfg, NULL, 408986714001SSerapheim Dimitropoulos ZFS_IMPORT_MISSING_LOG | ZFS_IMPORT_CHECKPOINT); 409086714001SSerapheim Dimitropoulos if (error != 0) { 409186714001SSerapheim Dimitropoulos fatal("Tried to import pool \"%s\" but spa_import() failed " 409286714001SSerapheim Dimitropoulos "with error %d\n", bogus_name, error); 409386714001SSerapheim Dimitropoulos } 409486714001SSerapheim Dimitropoulos 409586714001SSerapheim Dimitropoulos if (new_path != NULL && path_start != NULL) 409686714001SSerapheim Dimitropoulos (void) asprintf(new_path, "%s%s", bogus_name, path_start); 409786714001SSerapheim Dimitropoulos 409886714001SSerapheim Dimitropoulos if (target != poolname) 409986714001SSerapheim Dimitropoulos free(poolname); 410086714001SSerapheim Dimitropoulos 410186714001SSerapheim Dimitropoulos return (bogus_name); 410286714001SSerapheim Dimitropoulos } 410386714001SSerapheim Dimitropoulos 410486714001SSerapheim Dimitropoulos typedef struct verify_checkpoint_sm_entry_cb_arg { 410586714001SSerapheim Dimitropoulos vdev_t *vcsec_vd; 410686714001SSerapheim Dimitropoulos 410786714001SSerapheim Dimitropoulos /* the following fields are only used for printing progress */ 410886714001SSerapheim Dimitropoulos uint64_t vcsec_entryid; 410986714001SSerapheim Dimitropoulos uint64_t vcsec_num_entries; 411086714001SSerapheim Dimitropoulos } verify_checkpoint_sm_entry_cb_arg_t; 411186714001SSerapheim Dimitropoulos 411286714001SSerapheim Dimitropoulos #define ENTRIES_PER_PROGRESS_UPDATE 10000 411386714001SSerapheim Dimitropoulos 411486714001SSerapheim Dimitropoulos static int 4115*17f11284SSerapheim Dimitropoulos verify_checkpoint_sm_entry_cb(space_map_entry_t *sme, void *arg) 411686714001SSerapheim Dimitropoulos { 411786714001SSerapheim Dimitropoulos verify_checkpoint_sm_entry_cb_arg_t *vcsec = arg; 411886714001SSerapheim Dimitropoulos vdev_t *vd = vcsec->vcsec_vd; 4119*17f11284SSerapheim Dimitropoulos metaslab_t *ms = vd->vdev_ms[sme->sme_offset >> vd->vdev_ms_shift]; 4120*17f11284SSerapheim Dimitropoulos uint64_t end = sme->sme_offset + sme->sme_run; 412186714001SSerapheim Dimitropoulos 4122*17f11284SSerapheim Dimitropoulos ASSERT(sme->sme_type == SM_FREE); 412386714001SSerapheim Dimitropoulos 412486714001SSerapheim Dimitropoulos if ((vcsec->vcsec_entryid % ENTRIES_PER_PROGRESS_UPDATE) == 0) { 412586714001SSerapheim Dimitropoulos (void) fprintf(stderr, 412686714001SSerapheim Dimitropoulos "\rverifying vdev %llu, space map entry %llu of %llu ...", 412786714001SSerapheim Dimitropoulos (longlong_t)vd->vdev_id, 412886714001SSerapheim Dimitropoulos (longlong_t)vcsec->vcsec_entryid, 412986714001SSerapheim Dimitropoulos (longlong_t)vcsec->vcsec_num_entries); 413086714001SSerapheim Dimitropoulos } 413186714001SSerapheim Dimitropoulos vcsec->vcsec_entryid++; 413286714001SSerapheim Dimitropoulos 413386714001SSerapheim Dimitropoulos /* 413486714001SSerapheim Dimitropoulos * See comment in checkpoint_sm_exclude_entry_cb() 413586714001SSerapheim Dimitropoulos */ 4136*17f11284SSerapheim Dimitropoulos VERIFY3U(sme->sme_offset, >=, ms->ms_start); 413786714001SSerapheim Dimitropoulos VERIFY3U(end, <=, ms->ms_start + ms->ms_size); 413886714001SSerapheim Dimitropoulos 413986714001SSerapheim Dimitropoulos /* 414086714001SSerapheim Dimitropoulos * The entries in the vdev_checkpoint_sm should be marked as 414186714001SSerapheim Dimitropoulos * allocated in the checkpointed state of the pool, therefore 414286714001SSerapheim Dimitropoulos * their respective ms_allocateable trees should not contain them. 414386714001SSerapheim Dimitropoulos */ 414486714001SSerapheim Dimitropoulos mutex_enter(&ms->ms_lock); 4145*17f11284SSerapheim Dimitropoulos range_tree_verify(ms->ms_allocatable, sme->sme_offset, sme->sme_run); 414686714001SSerapheim Dimitropoulos mutex_exit(&ms->ms_lock); 414786714001SSerapheim Dimitropoulos 414886714001SSerapheim Dimitropoulos return (0); 414986714001SSerapheim Dimitropoulos } 415086714001SSerapheim Dimitropoulos 415186714001SSerapheim Dimitropoulos /* 415286714001SSerapheim Dimitropoulos * Verify that all segments in the vdev_checkpoint_sm are allocated 415386714001SSerapheim Dimitropoulos * according to the checkpoint's ms_sm (i.e. are not in the checkpoint's 415486714001SSerapheim Dimitropoulos * ms_allocatable). 415586714001SSerapheim Dimitropoulos * 415686714001SSerapheim Dimitropoulos * Do so by comparing the checkpoint space maps (vdev_checkpoint_sm) of 415786714001SSerapheim Dimitropoulos * each vdev in the current state of the pool to the metaslab space maps 415886714001SSerapheim Dimitropoulos * (ms_sm) of the checkpointed state of the pool. 415986714001SSerapheim Dimitropoulos * 416086714001SSerapheim Dimitropoulos * Note that the function changes the state of the ms_allocatable 416186714001SSerapheim Dimitropoulos * trees of the current spa_t. The entries of these ms_allocatable 416286714001SSerapheim Dimitropoulos * trees are cleared out and then repopulated from with the free 416386714001SSerapheim Dimitropoulos * entries of their respective ms_sm space maps. 416486714001SSerapheim Dimitropoulos */ 416586714001SSerapheim Dimitropoulos static void 416686714001SSerapheim Dimitropoulos verify_checkpoint_vdev_spacemaps(spa_t *checkpoint, spa_t *current) 416786714001SSerapheim Dimitropoulos { 416886714001SSerapheim Dimitropoulos vdev_t *ckpoint_rvd = checkpoint->spa_root_vdev; 416986714001SSerapheim Dimitropoulos vdev_t *current_rvd = current->spa_root_vdev; 417086714001SSerapheim Dimitropoulos 417186714001SSerapheim Dimitropoulos load_concrete_ms_allocatable_trees(checkpoint, SM_FREE); 417286714001SSerapheim Dimitropoulos 417386714001SSerapheim Dimitropoulos for (uint64_t c = 0; c < ckpoint_rvd->vdev_children; c++) { 417486714001SSerapheim Dimitropoulos vdev_t *ckpoint_vd = ckpoint_rvd->vdev_child[c]; 417586714001SSerapheim Dimitropoulos vdev_t *current_vd = current_rvd->vdev_child[c]; 417686714001SSerapheim Dimitropoulos 417786714001SSerapheim Dimitropoulos space_map_t *checkpoint_sm = NULL; 417886714001SSerapheim Dimitropoulos uint64_t checkpoint_sm_obj; 417986714001SSerapheim Dimitropoulos 418086714001SSerapheim Dimitropoulos if (ckpoint_vd->vdev_ops == &vdev_indirect_ops) { 418186714001SSerapheim Dimitropoulos /* 418286714001SSerapheim Dimitropoulos * Since we don't allow device removal in a pool 418386714001SSerapheim Dimitropoulos * that has a checkpoint, we expect that all removed 418486714001SSerapheim Dimitropoulos * vdevs were removed from the pool before the 418586714001SSerapheim Dimitropoulos * checkpoint. 418686714001SSerapheim Dimitropoulos */ 418786714001SSerapheim Dimitropoulos ASSERT3P(current_vd->vdev_ops, ==, &vdev_indirect_ops); 418886714001SSerapheim Dimitropoulos continue; 418986714001SSerapheim Dimitropoulos } 419086714001SSerapheim Dimitropoulos 419186714001SSerapheim Dimitropoulos /* 419286714001SSerapheim Dimitropoulos * If the checkpoint space map doesn't exist, then nothing 419386714001SSerapheim Dimitropoulos * here is checkpointed so there's nothing to verify. 419486714001SSerapheim Dimitropoulos */ 419586714001SSerapheim Dimitropoulos if (current_vd->vdev_top_zap == 0 || 419686714001SSerapheim Dimitropoulos zap_contains(spa_meta_objset(current), 419786714001SSerapheim Dimitropoulos current_vd->vdev_top_zap, 419886714001SSerapheim Dimitropoulos VDEV_TOP_ZAP_POOL_CHECKPOINT_SM) != 0) 419986714001SSerapheim Dimitropoulos continue; 420086714001SSerapheim Dimitropoulos 420186714001SSerapheim Dimitropoulos VERIFY0(zap_lookup(spa_meta_objset(current), 420286714001SSerapheim Dimitropoulos current_vd->vdev_top_zap, VDEV_TOP_ZAP_POOL_CHECKPOINT_SM, 420386714001SSerapheim Dimitropoulos sizeof (uint64_t), 1, &checkpoint_sm_obj)); 420486714001SSerapheim Dimitropoulos 420586714001SSerapheim Dimitropoulos VERIFY0(space_map_open(&checkpoint_sm, spa_meta_objset(current), 420686714001SSerapheim Dimitropoulos checkpoint_sm_obj, 0, current_vd->vdev_asize, 420786714001SSerapheim Dimitropoulos current_vd->vdev_ashift)); 420886714001SSerapheim Dimitropoulos space_map_update(checkpoint_sm); 420986714001SSerapheim Dimitropoulos 421086714001SSerapheim Dimitropoulos verify_checkpoint_sm_entry_cb_arg_t vcsec; 421186714001SSerapheim Dimitropoulos vcsec.vcsec_vd = ckpoint_vd; 421286714001SSerapheim Dimitropoulos vcsec.vcsec_entryid = 0; 421386714001SSerapheim Dimitropoulos vcsec.vcsec_num_entries = 421486714001SSerapheim Dimitropoulos space_map_length(checkpoint_sm) / sizeof (uint64_t); 421586714001SSerapheim Dimitropoulos VERIFY0(space_map_iterate(checkpoint_sm, 421686714001SSerapheim Dimitropoulos verify_checkpoint_sm_entry_cb, &vcsec)); 421786714001SSerapheim Dimitropoulos dump_spacemap(current->spa_meta_objset, checkpoint_sm); 421886714001SSerapheim Dimitropoulos space_map_close(checkpoint_sm); 421986714001SSerapheim Dimitropoulos } 422086714001SSerapheim Dimitropoulos 422186714001SSerapheim Dimitropoulos /* 422286714001SSerapheim Dimitropoulos * If we've added vdevs since we took the checkpoint, ensure 422386714001SSerapheim Dimitropoulos * that their checkpoint space maps are empty. 422486714001SSerapheim Dimitropoulos */ 422586714001SSerapheim Dimitropoulos if (ckpoint_rvd->vdev_children < current_rvd->vdev_children) { 422686714001SSerapheim Dimitropoulos for (uint64_t c = ckpoint_rvd->vdev_children; 422786714001SSerapheim Dimitropoulos c < current_rvd->vdev_children; c++) { 422886714001SSerapheim Dimitropoulos vdev_t *current_vd = current_rvd->vdev_child[c]; 422986714001SSerapheim Dimitropoulos ASSERT3P(current_vd->vdev_checkpoint_sm, ==, NULL); 423086714001SSerapheim Dimitropoulos } 423186714001SSerapheim Dimitropoulos } 423286714001SSerapheim Dimitropoulos 423386714001SSerapheim Dimitropoulos /* for cleaner progress output */ 423486714001SSerapheim Dimitropoulos (void) fprintf(stderr, "\n"); 423586714001SSerapheim Dimitropoulos } 423686714001SSerapheim Dimitropoulos 423786714001SSerapheim Dimitropoulos /* 423886714001SSerapheim Dimitropoulos * Verifies that all space that's allocated in the checkpoint is 423986714001SSerapheim Dimitropoulos * still allocated in the current version, by checking that everything 424086714001SSerapheim Dimitropoulos * in checkpoint's ms_allocatable (which is actually allocated, not 424186714001SSerapheim Dimitropoulos * allocatable/free) is not present in current's ms_allocatable. 424286714001SSerapheim Dimitropoulos * 424386714001SSerapheim Dimitropoulos * Note that the function changes the state of the ms_allocatable 424486714001SSerapheim Dimitropoulos * trees of both spas when called. The entries of all ms_allocatable 424586714001SSerapheim Dimitropoulos * trees are cleared out and then repopulated from their respective 424686714001SSerapheim Dimitropoulos * ms_sm space maps. In the checkpointed state we load the allocated 424786714001SSerapheim Dimitropoulos * entries, and in the current state we load the free entries. 424886714001SSerapheim Dimitropoulos */ 424986714001SSerapheim Dimitropoulos static void 425086714001SSerapheim Dimitropoulos verify_checkpoint_ms_spacemaps(spa_t *checkpoint, spa_t *current) 425186714001SSerapheim Dimitropoulos { 425286714001SSerapheim Dimitropoulos vdev_t *ckpoint_rvd = checkpoint->spa_root_vdev; 425386714001SSerapheim Dimitropoulos vdev_t *current_rvd = current->spa_root_vdev; 425486714001SSerapheim Dimitropoulos 425586714001SSerapheim Dimitropoulos load_concrete_ms_allocatable_trees(checkpoint, SM_ALLOC); 425686714001SSerapheim Dimitropoulos load_concrete_ms_allocatable_trees(current, SM_FREE); 425786714001SSerapheim Dimitropoulos 425886714001SSerapheim Dimitropoulos for (uint64_t i = 0; i < ckpoint_rvd->vdev_children; i++) { 425986714001SSerapheim Dimitropoulos vdev_t *ckpoint_vd = ckpoint_rvd->vdev_child[i]; 426086714001SSerapheim Dimitropoulos vdev_t *current_vd = current_rvd->vdev_child[i]; 426186714001SSerapheim Dimitropoulos 426286714001SSerapheim Dimitropoulos if (ckpoint_vd->vdev_ops == &vdev_indirect_ops) { 426386714001SSerapheim Dimitropoulos /* 426486714001SSerapheim Dimitropoulos * See comment in verify_checkpoint_vdev_spacemaps() 426586714001SSerapheim Dimitropoulos */ 426686714001SSerapheim Dimitropoulos ASSERT3P(current_vd->vdev_ops, ==, &vdev_indirect_ops); 426786714001SSerapheim Dimitropoulos continue; 426886714001SSerapheim Dimitropoulos } 426986714001SSerapheim Dimitropoulos 427086714001SSerapheim Dimitropoulos for (uint64_t m = 0; m < ckpoint_vd->vdev_ms_count; m++) { 427186714001SSerapheim Dimitropoulos metaslab_t *ckpoint_msp = ckpoint_vd->vdev_ms[m]; 427286714001SSerapheim Dimitropoulos metaslab_t *current_msp = current_vd->vdev_ms[m]; 427386714001SSerapheim Dimitropoulos 427486714001SSerapheim Dimitropoulos (void) fprintf(stderr, 427586714001SSerapheim Dimitropoulos "\rverifying vdev %llu of %llu, " 427686714001SSerapheim Dimitropoulos "metaslab %llu of %llu ...", 427786714001SSerapheim Dimitropoulos (longlong_t)current_vd->vdev_id, 427886714001SSerapheim Dimitropoulos (longlong_t)current_rvd->vdev_children, 427986714001SSerapheim Dimitropoulos (longlong_t)current_vd->vdev_ms[m]->ms_id, 428086714001SSerapheim Dimitropoulos (longlong_t)current_vd->vdev_ms_count); 428186714001SSerapheim Dimitropoulos 428286714001SSerapheim Dimitropoulos /* 428386714001SSerapheim Dimitropoulos * We walk through the ms_allocatable trees that 428486714001SSerapheim Dimitropoulos * are loaded with the allocated blocks from the 428586714001SSerapheim Dimitropoulos * ms_sm spacemaps of the checkpoint. For each 428686714001SSerapheim Dimitropoulos * one of these ranges we ensure that none of them 428786714001SSerapheim Dimitropoulos * exists in the ms_allocatable trees of the 428886714001SSerapheim Dimitropoulos * current state which are loaded with the ranges 428986714001SSerapheim Dimitropoulos * that are currently free. 429086714001SSerapheim Dimitropoulos * 429186714001SSerapheim Dimitropoulos * This way we ensure that none of the blocks that 429286714001SSerapheim Dimitropoulos * are part of the checkpoint were freed by mistake. 429386714001SSerapheim Dimitropoulos */ 429486714001SSerapheim Dimitropoulos range_tree_walk(ckpoint_msp->ms_allocatable, 429586714001SSerapheim Dimitropoulos (range_tree_func_t *)range_tree_verify, 429686714001SSerapheim Dimitropoulos current_msp->ms_allocatable); 429786714001SSerapheim Dimitropoulos } 429886714001SSerapheim Dimitropoulos } 429986714001SSerapheim Dimitropoulos 430086714001SSerapheim Dimitropoulos /* for cleaner progress output */ 430186714001SSerapheim Dimitropoulos (void) fprintf(stderr, "\n"); 430286714001SSerapheim Dimitropoulos } 430386714001SSerapheim Dimitropoulos 430486714001SSerapheim Dimitropoulos static void 430586714001SSerapheim Dimitropoulos verify_checkpoint_blocks(spa_t *spa) 430686714001SSerapheim Dimitropoulos { 430786714001SSerapheim Dimitropoulos spa_t *checkpoint_spa; 430886714001SSerapheim Dimitropoulos char *checkpoint_pool; 430986714001SSerapheim Dimitropoulos nvlist_t *config = NULL; 431086714001SSerapheim Dimitropoulos int error = 0; 431186714001SSerapheim Dimitropoulos 431286714001SSerapheim Dimitropoulos /* 431386714001SSerapheim Dimitropoulos * We import the checkpointed state of the pool (under a different 431486714001SSerapheim Dimitropoulos * name) so we can do verification on it against the current state 431586714001SSerapheim Dimitropoulos * of the pool. 431686714001SSerapheim Dimitropoulos */ 431786714001SSerapheim Dimitropoulos checkpoint_pool = import_checkpointed_state(spa->spa_name, config, 431886714001SSerapheim Dimitropoulos NULL); 431986714001SSerapheim Dimitropoulos ASSERT(strcmp(spa->spa_name, checkpoint_pool) != 0); 432086714001SSerapheim Dimitropoulos 432186714001SSerapheim Dimitropoulos error = spa_open(checkpoint_pool, &checkpoint_spa, FTAG); 432286714001SSerapheim Dimitropoulos if (error != 0) { 432386714001SSerapheim Dimitropoulos fatal("Tried to open pool \"%s\" but spa_open() failed with " 432486714001SSerapheim Dimitropoulos "error %d\n", checkpoint_pool, error); 432586714001SSerapheim Dimitropoulos } 432686714001SSerapheim Dimitropoulos 432786714001SSerapheim Dimitropoulos /* 432886714001SSerapheim Dimitropoulos * Ensure that ranges in the checkpoint space maps of each vdev 432986714001SSerapheim Dimitropoulos * are allocated according to the checkpointed state's metaslab 433086714001SSerapheim Dimitropoulos * space maps. 433186714001SSerapheim Dimitropoulos */ 433286714001SSerapheim Dimitropoulos verify_checkpoint_vdev_spacemaps(checkpoint_spa, spa); 433386714001SSerapheim Dimitropoulos 433486714001SSerapheim Dimitropoulos /* 433586714001SSerapheim Dimitropoulos * Ensure that allocated ranges in the checkpoint's metaslab 433686714001SSerapheim Dimitropoulos * space maps remain allocated in the metaslab space maps of 433786714001SSerapheim Dimitropoulos * the current state. 433886714001SSerapheim Dimitropoulos */ 433986714001SSerapheim Dimitropoulos verify_checkpoint_ms_spacemaps(checkpoint_spa, spa); 434086714001SSerapheim Dimitropoulos 434186714001SSerapheim Dimitropoulos /* 434286714001SSerapheim Dimitropoulos * Once we are done, we get rid of the checkpointed state. 434386714001SSerapheim Dimitropoulos */ 434486714001SSerapheim Dimitropoulos spa_close(checkpoint_spa, FTAG); 434586714001SSerapheim Dimitropoulos free(checkpoint_pool); 434686714001SSerapheim Dimitropoulos } 434786714001SSerapheim Dimitropoulos 434886714001SSerapheim Dimitropoulos static void 434986714001SSerapheim Dimitropoulos dump_leftover_checkpoint_blocks(spa_t *spa) 435086714001SSerapheim Dimitropoulos { 435186714001SSerapheim Dimitropoulos vdev_t *rvd = spa->spa_root_vdev; 435286714001SSerapheim Dimitropoulos 435386714001SSerapheim Dimitropoulos for (uint64_t i = 0; i < rvd->vdev_children; i++) { 435486714001SSerapheim Dimitropoulos vdev_t *vd = rvd->vdev_child[i]; 435586714001SSerapheim Dimitropoulos 435686714001SSerapheim Dimitropoulos space_map_t *checkpoint_sm = NULL; 435786714001SSerapheim Dimitropoulos uint64_t checkpoint_sm_obj; 435886714001SSerapheim Dimitropoulos 435986714001SSerapheim Dimitropoulos if (vd->vdev_top_zap == 0) 436086714001SSerapheim Dimitropoulos continue; 436186714001SSerapheim Dimitropoulos 436286714001SSerapheim Dimitropoulos if (zap_contains(spa_meta_objset(spa), vd->vdev_top_zap, 436386714001SSerapheim Dimitropoulos VDEV_TOP_ZAP_POOL_CHECKPOINT_SM) != 0) 436486714001SSerapheim Dimitropoulos continue; 436586714001SSerapheim Dimitropoulos 436686714001SSerapheim Dimitropoulos VERIFY0(zap_lookup(spa_meta_objset(spa), vd->vdev_top_zap, 436786714001SSerapheim Dimitropoulos VDEV_TOP_ZAP_POOL_CHECKPOINT_SM, 436886714001SSerapheim Dimitropoulos sizeof (uint64_t), 1, &checkpoint_sm_obj)); 436986714001SSerapheim Dimitropoulos 437086714001SSerapheim Dimitropoulos VERIFY0(space_map_open(&checkpoint_sm, spa_meta_objset(spa), 437186714001SSerapheim Dimitropoulos checkpoint_sm_obj, 0, vd->vdev_asize, vd->vdev_ashift)); 437286714001SSerapheim Dimitropoulos space_map_update(checkpoint_sm); 437386714001SSerapheim Dimitropoulos dump_spacemap(spa->spa_meta_objset, checkpoint_sm); 437486714001SSerapheim Dimitropoulos space_map_close(checkpoint_sm); 437586714001SSerapheim Dimitropoulos } 437686714001SSerapheim Dimitropoulos } 437786714001SSerapheim Dimitropoulos 437886714001SSerapheim Dimitropoulos static int 437986714001SSerapheim Dimitropoulos verify_checkpoint(spa_t *spa) 438086714001SSerapheim Dimitropoulos { 438186714001SSerapheim Dimitropoulos uberblock_t checkpoint; 438286714001SSerapheim Dimitropoulos int error; 438386714001SSerapheim Dimitropoulos 438486714001SSerapheim Dimitropoulos if (!spa_feature_is_active(spa, SPA_FEATURE_POOL_CHECKPOINT)) 438586714001SSerapheim Dimitropoulos return (0); 438686714001SSerapheim Dimitropoulos 438786714001SSerapheim Dimitropoulos error = zap_lookup(spa->spa_meta_objset, DMU_POOL_DIRECTORY_OBJECT, 438886714001SSerapheim Dimitropoulos DMU_POOL_ZPOOL_CHECKPOINT, sizeof (uint64_t), 438986714001SSerapheim Dimitropoulos sizeof (uberblock_t) / sizeof (uint64_t), &checkpoint); 439086714001SSerapheim Dimitropoulos 4391*17f11284SSerapheim Dimitropoulos if (error == ENOENT && !dump_opt['L']) { 439286714001SSerapheim Dimitropoulos /* 439386714001SSerapheim Dimitropoulos * If the feature is active but the uberblock is missing 439486714001SSerapheim Dimitropoulos * then we must be in the middle of discarding the 439586714001SSerapheim Dimitropoulos * checkpoint. 439686714001SSerapheim Dimitropoulos */ 439786714001SSerapheim Dimitropoulos (void) printf("\nPartially discarded checkpoint " 439886714001SSerapheim Dimitropoulos "state found:\n"); 439986714001SSerapheim Dimitropoulos dump_leftover_checkpoint_blocks(spa); 440086714001SSerapheim Dimitropoulos return (0); 440186714001SSerapheim Dimitropoulos } else if (error != 0) { 440286714001SSerapheim Dimitropoulos (void) printf("lookup error %d when looking for " 440386714001SSerapheim Dimitropoulos "checkpointed uberblock in MOS\n", error); 440486714001SSerapheim Dimitropoulos return (error); 440586714001SSerapheim Dimitropoulos } 440686714001SSerapheim Dimitropoulos dump_uberblock(&checkpoint, "\nCheckpointed uberblock found:\n", "\n"); 440786714001SSerapheim Dimitropoulos 440886714001SSerapheim Dimitropoulos if (checkpoint.ub_checkpoint_txg == 0) { 440986714001SSerapheim Dimitropoulos (void) printf("\nub_checkpoint_txg not set in checkpointed " 441086714001SSerapheim Dimitropoulos "uberblock\n"); 441186714001SSerapheim Dimitropoulos error = 3; 441286714001SSerapheim Dimitropoulos } 441386714001SSerapheim Dimitropoulos 4414*17f11284SSerapheim Dimitropoulos if (error == 0 && !dump_opt['L']) 441586714001SSerapheim Dimitropoulos verify_checkpoint_blocks(spa); 441686714001SSerapheim Dimitropoulos 441786714001SSerapheim Dimitropoulos return (error); 441886714001SSerapheim Dimitropoulos } 441986714001SSerapheim Dimitropoulos 4420fa9e4066Sahrens static void 4421fa9e4066Sahrens dump_zpool(spa_t *spa) 4422fa9e4066Sahrens { 4423fa9e4066Sahrens dsl_pool_t *dp = spa_get_dsl(spa); 4424fa9e4066Sahrens int rc = 0; 4425fa9e4066Sahrens 4426b24ab676SJeff Bonwick if (dump_opt['S']) { 4427b24ab676SJeff Bonwick dump_simulated_ddt(spa); 4428b24ab676SJeff Bonwick return; 4429b24ab676SJeff Bonwick } 4430b24ab676SJeff Bonwick 443107428bdfSVictor Latushkin if (!dump_opt['e'] && dump_opt['C'] > 1) { 443207428bdfSVictor Latushkin (void) printf("\nCached configuration:\n"); 443307428bdfSVictor Latushkin dump_nvlist(spa->spa_config, 8); 443407428bdfSVictor Latushkin } 443507428bdfSVictor Latushkin 443607428bdfSVictor Latushkin if (dump_opt['C']) 443707428bdfSVictor Latushkin dump_config(spa); 443807428bdfSVictor Latushkin 4439fa9e4066Sahrens if (dump_opt['u']) 444053b9a4a9SVictor Latushkin dump_uberblock(&spa->spa_uberblock, "\nUberblock:\n", "\n"); 4441fa9e4066Sahrens 4442b24ab676SJeff Bonwick if (dump_opt['D']) 4443b24ab676SJeff Bonwick dump_all_ddts(spa); 4444b24ab676SJeff Bonwick 444587219db7SVictor Latushkin if (dump_opt['d'] > 2 || dump_opt['m']) 444687219db7SVictor Latushkin dump_metaslabs(spa); 44472e4c9986SGeorge Wilson if (dump_opt['M']) 44482e4c9986SGeorge Wilson dump_metaslab_groups(spa); 444987219db7SVictor Latushkin 445087219db7SVictor Latushkin if (dump_opt['d'] || dump_opt['i']) { 4451fa9e4066Sahrens dump_dir(dp->dp_meta_objset); 4452fa9e4066Sahrens if (dump_opt['d'] >= 3) { 44535cabbc6bSPrashanth Sreenivasa dsl_pool_t *dp = spa->spa_dsl_pool; 4454732885fcSMatthew Ahrens dump_full_bpobj(&spa->spa_deferred_bpobj, 4455d0475637SMatthew Ahrens "Deferred frees", 0); 4456cde58dbcSMatthew Ahrens if (spa_version(spa) >= SPA_VERSION_DEADLISTS) { 44575cabbc6bSPrashanth Sreenivasa dump_full_bpobj(&dp->dp_free_bpobj, 4458d0475637SMatthew Ahrens "Pool snapshot frees", 0); 4459ad135b5dSChristopher Siden } 44605cabbc6bSPrashanth Sreenivasa if (bpobj_is_open(&dp->dp_obsolete_bpobj)) { 44615cabbc6bSPrashanth Sreenivasa ASSERT(spa_feature_is_enabled(spa, 44625cabbc6bSPrashanth Sreenivasa SPA_FEATURE_DEVICE_REMOVAL)); 44635cabbc6bSPrashanth Sreenivasa dump_full_bpobj(&dp->dp_obsolete_bpobj, 44645cabbc6bSPrashanth Sreenivasa "Pool obsolete blocks", 0); 44655cabbc6bSPrashanth Sreenivasa } 4466ad135b5dSChristopher Siden 4467ad135b5dSChristopher Siden if (spa_feature_is_active(spa, 44682acef22dSMatthew Ahrens SPA_FEATURE_ASYNC_DESTROY)) { 4469ad135b5dSChristopher Siden dump_bptree(spa->spa_meta_objset, 44705cabbc6bSPrashanth Sreenivasa dp->dp_bptree_obj, 4471ad135b5dSChristopher Siden "Pool dataset frees"); 4472cde58dbcSMatthew Ahrens } 4473fa9e4066Sahrens dump_dtl(spa->spa_root_vdev, 0); 4474fa9e4066Sahrens } 447507428bdfSVictor Latushkin (void) dmu_objset_find(spa_name(spa), dump_one_dir, 447607428bdfSVictor Latushkin NULL, DS_FIND_SNAPSHOTS | DS_FIND_CHILDREN); 4477b5152584SMatthew Ahrens 4478ca0cc391SMatthew Ahrens for (spa_feature_t f = 0; f < SPA_FEATURES; f++) { 4479ca0cc391SMatthew Ahrens uint64_t refcount; 4480ca0cc391SMatthew Ahrens 4481ca0cc391SMatthew Ahrens if (!(spa_feature_table[f].fi_flags & 4482c5d1600cSMatthew Ahrens ZFEATURE_FLAG_PER_DATASET) || 4483c5d1600cSMatthew Ahrens !spa_feature_is_enabled(spa, f)) { 4484ca0cc391SMatthew Ahrens ASSERT0(dataset_feature_count[f]); 4485ca0cc391SMatthew Ahrens continue; 4486ca0cc391SMatthew Ahrens } 4487ca0cc391SMatthew Ahrens (void) feature_get_refcount(spa, 4488ca0cc391SMatthew Ahrens &spa_feature_table[f], &refcount); 4489ca0cc391SMatthew Ahrens if (dataset_feature_count[f] != refcount) { 4490ca0cc391SMatthew Ahrens (void) printf("%s feature refcount mismatch: " 4491ca0cc391SMatthew Ahrens "%lld datasets != %lld refcount\n", 4492ca0cc391SMatthew Ahrens spa_feature_table[f].fi_uname, 4493ca0cc391SMatthew Ahrens (longlong_t)dataset_feature_count[f], 4494ca0cc391SMatthew Ahrens (longlong_t)refcount); 4495ca0cc391SMatthew Ahrens rc = 2; 4496ca0cc391SMatthew Ahrens } else { 4497ca0cc391SMatthew Ahrens (void) printf("Verified %s feature refcount " 4498ca0cc391SMatthew Ahrens "of %llu is correct\n", 4499ca0cc391SMatthew Ahrens spa_feature_table[f].fi_uname, 4500ca0cc391SMatthew Ahrens (longlong_t)refcount); 4501ca0cc391SMatthew Ahrens } 4502b5152584SMatthew Ahrens } 45035cabbc6bSPrashanth Sreenivasa 45045cabbc6bSPrashanth Sreenivasa if (rc == 0) { 45055cabbc6bSPrashanth Sreenivasa rc = verify_device_removal_feature_counts(spa); 45065cabbc6bSPrashanth Sreenivasa } 4507fa9e4066Sahrens } 4508b5152584SMatthew Ahrens if (rc == 0 && (dump_opt['b'] || dump_opt['c'])) 4509fa9e4066Sahrens rc = dump_block_stats(spa); 4510fa9e4066Sahrens 45110713e232SGeorge Wilson if (rc == 0) 45120713e232SGeorge Wilson rc = verify_spacemap_refcounts(spa); 45130713e232SGeorge Wilson 4514fa9e4066Sahrens if (dump_opt['s']) 4515fa9e4066Sahrens show_pool_stats(spa); 4516fa9e4066Sahrens 45178f18d1faSGeorge Wilson if (dump_opt['h']) 45188f18d1faSGeorge Wilson dump_history(spa); 45198f18d1faSGeorge Wilson 4520*17f11284SSerapheim Dimitropoulos if (rc == 0) 452186714001SSerapheim Dimitropoulos rc = verify_checkpoint(spa); 452286714001SSerapheim Dimitropoulos 452329bdd2f9SPavel Zakharov if (rc != 0) { 452429bdd2f9SPavel Zakharov dump_debug_buffer(); 4525fa9e4066Sahrens exit(rc); 452629bdd2f9SPavel Zakharov } 4527fa9e4066Sahrens } 4528fa9e4066Sahrens 452944cd46caSbillm #define ZDB_FLAG_CHECKSUM 0x0001 453044cd46caSbillm #define ZDB_FLAG_DECOMPRESS 0x0002 453144cd46caSbillm #define ZDB_FLAG_BSWAP 0x0004 453244cd46caSbillm #define ZDB_FLAG_GBH 0x0008 453344cd46caSbillm #define ZDB_FLAG_INDIRECT 0x0010 453444cd46caSbillm #define ZDB_FLAG_PHYS 0x0020 453544cd46caSbillm #define ZDB_FLAG_RAW 0x0040 453644cd46caSbillm #define ZDB_FLAG_PRINT_BLKPTR 0x0080 453744cd46caSbillm 45383f7978d0SAlan Somers static int flagbits[256]; 453944cd46caSbillm 454044cd46caSbillm static void 454144cd46caSbillm zdb_print_blkptr(blkptr_t *bp, int flags) 454244cd46caSbillm { 4543b24ab676SJeff Bonwick char blkbuf[BP_SPRINTF_LEN]; 454444cd46caSbillm 454544cd46caSbillm if (flags & ZDB_FLAG_BSWAP) 454644cd46caSbillm byteswap_uint64_array((void *)bp, sizeof (blkptr_t)); 4547b24ab676SJeff Bonwick 454843466aaeSMax Grossman snprintf_blkptr(blkbuf, sizeof (blkbuf), bp); 4549b24ab676SJeff Bonwick (void) printf("%s\n", blkbuf); 455044cd46caSbillm } 455144cd46caSbillm 455244cd46caSbillm static void 455344cd46caSbillm zdb_dump_indirect(blkptr_t *bp, int nbps, int flags) 455444cd46caSbillm { 455544cd46caSbillm int i; 455644cd46caSbillm 455744cd46caSbillm for (i = 0; i < nbps; i++) 455844cd46caSbillm zdb_print_blkptr(&bp[i], flags); 455944cd46caSbillm } 456044cd46caSbillm 456144cd46caSbillm static void 456244cd46caSbillm zdb_dump_gbh(void *buf, int flags) 456344cd46caSbillm { 456444cd46caSbillm zdb_dump_indirect((blkptr_t *)buf, SPA_GBH_NBLKPTRS, flags); 456544cd46caSbillm } 456644cd46caSbillm 456744cd46caSbillm static void 456844cd46caSbillm zdb_dump_block_raw(void *buf, uint64_t size, int flags) 456944cd46caSbillm { 457044cd46caSbillm if (flags & ZDB_FLAG_BSWAP) 457144cd46caSbillm byteswap_uint64_array(buf, size); 4572b24ab676SJeff Bonwick (void) write(1, buf, size); 457344cd46caSbillm } 457444cd46caSbillm 457544cd46caSbillm static void 457644cd46caSbillm zdb_dump_block(char *label, void *buf, uint64_t size, int flags) 457744cd46caSbillm { 457844cd46caSbillm uint64_t *d = (uint64_t *)buf; 45793f7978d0SAlan Somers unsigned nwords = size / sizeof (uint64_t); 458044cd46caSbillm int do_bswap = !!(flags & ZDB_FLAG_BSWAP); 45813f7978d0SAlan Somers unsigned i, j; 45823f7978d0SAlan Somers const char *hdr; 45833f7978d0SAlan Somers char *c; 458444cd46caSbillm 458544cd46caSbillm 458644cd46caSbillm if (do_bswap) 458744cd46caSbillm hdr = " 7 6 5 4 3 2 1 0 f e d c b a 9 8"; 458844cd46caSbillm else 458944cd46caSbillm hdr = " 0 1 2 3 4 5 6 7 8 9 a b c d e f"; 459044cd46caSbillm 459144cd46caSbillm (void) printf("\n%s\n%6s %s 0123456789abcdef\n", label, "", hdr); 459244cd46caSbillm 459344cd46caSbillm for (i = 0; i < nwords; i += 2) { 459444cd46caSbillm (void) printf("%06llx: %016llx %016llx ", 459544cd46caSbillm (u_longlong_t)(i * sizeof (uint64_t)), 459644cd46caSbillm (u_longlong_t)(do_bswap ? BSWAP_64(d[i]) : d[i]), 459744cd46caSbillm (u_longlong_t)(do_bswap ? BSWAP_64(d[i + 1]) : d[i + 1])); 459844cd46caSbillm 459944cd46caSbillm c = (char *)&d[i]; 460044cd46caSbillm for (j = 0; j < 2 * sizeof (uint64_t); j++) 460144cd46caSbillm (void) printf("%c", isprint(c[j]) ? c[j] : '.'); 460244cd46caSbillm (void) printf("\n"); 460344cd46caSbillm } 460444cd46caSbillm } 460544cd46caSbillm 460644cd46caSbillm /* 460744cd46caSbillm * There are two acceptable formats: 460844cd46caSbillm * leaf_name - For example: c1t0d0 or /tmp/ztest.0a 460944cd46caSbillm * child[.child]* - For example: 0.1.1 461044cd46caSbillm * 461144cd46caSbillm * The second form can be used to specify arbitrary vdevs anywhere 461244cd46caSbillm * in the heirarchy. For example, in a pool with a mirror of 461344cd46caSbillm * RAID-Zs, you can specify either RAID-Z vdev with 0.0 or 0.1 . 461444cd46caSbillm */ 461544cd46caSbillm static vdev_t * 46163f7978d0SAlan Somers zdb_vdev_lookup(vdev_t *vdev, const char *path) 461744cd46caSbillm { 461844cd46caSbillm char *s, *p, *q; 46193f7978d0SAlan Somers unsigned i; 462044cd46caSbillm 462144cd46caSbillm if (vdev == NULL) 462244cd46caSbillm return (NULL); 462344cd46caSbillm 462444cd46caSbillm /* First, assume the x.x.x.x format */ 46253f7978d0SAlan Somers i = strtoul(path, &s, 10); 462644cd46caSbillm if (s == path || (s && *s != '.' && *s != '\0')) 462744cd46caSbillm goto name; 46283f7978d0SAlan Somers if (i >= vdev->vdev_children) 462944cd46caSbillm return (NULL); 463044cd46caSbillm 463144cd46caSbillm vdev = vdev->vdev_child[i]; 463244cd46caSbillm if (*s == '\0') 463344cd46caSbillm return (vdev); 463444cd46caSbillm return (zdb_vdev_lookup(vdev, s+1)); 463544cd46caSbillm 463644cd46caSbillm name: 463744cd46caSbillm for (i = 0; i < vdev->vdev_children; i++) { 463844cd46caSbillm vdev_t *vc = vdev->vdev_child[i]; 463944cd46caSbillm 464044cd46caSbillm if (vc->vdev_path == NULL) { 464144cd46caSbillm vc = zdb_vdev_lookup(vc, path); 464244cd46caSbillm if (vc == NULL) 464344cd46caSbillm continue; 464444cd46caSbillm else 464544cd46caSbillm return (vc); 464644cd46caSbillm } 464744cd46caSbillm 464844cd46caSbillm p = strrchr(vc->vdev_path, '/'); 464944cd46caSbillm p = p ? p + 1 : vc->vdev_path; 465044cd46caSbillm q = &vc->vdev_path[strlen(vc->vdev_path) - 2]; 465144cd46caSbillm 465244cd46caSbillm if (strcmp(vc->vdev_path, path) == 0) 465344cd46caSbillm return (vc); 465444cd46caSbillm if (strcmp(p, path) == 0) 465544cd46caSbillm return (vc); 465644cd46caSbillm if (strcmp(q, "s0") == 0 && strncmp(p, path, q - p) == 0) 465744cd46caSbillm return (vc); 465844cd46caSbillm } 465944cd46caSbillm 466044cd46caSbillm return (NULL); 466144cd46caSbillm } 466244cd46caSbillm 4663770499e1SDan Kimmel /* ARGSUSED */ 4664770499e1SDan Kimmel static int 4665770499e1SDan Kimmel random_get_pseudo_bytes_cb(void *buf, size_t len, void *unused) 4666770499e1SDan Kimmel { 4667770499e1SDan Kimmel return (random_get_pseudo_bytes(buf, len)); 4668770499e1SDan Kimmel } 4669770499e1SDan Kimmel 467044cd46caSbillm /* 467144cd46caSbillm * Read a block from a pool and print it out. The syntax of the 467244cd46caSbillm * block descriptor is: 467344cd46caSbillm * 467444cd46caSbillm * pool:vdev_specifier:offset:size[:flags] 467544cd46caSbillm * 467644cd46caSbillm * pool - The name of the pool you wish to read from 467744cd46caSbillm * vdev_specifier - Which vdev (see comment for zdb_vdev_lookup) 467844cd46caSbillm * offset - offset, in hex, in bytes 467944cd46caSbillm * size - Amount of data to read, in hex, in bytes 468044cd46caSbillm * flags - A string of characters specifying options 468144cd46caSbillm * b: Decode a blkptr at given offset within block 468244cd46caSbillm * *c: Calculate and display checksums 4683b24ab676SJeff Bonwick * d: Decompress data before dumping 468444cd46caSbillm * e: Byteswap data before dumping 4685b24ab676SJeff Bonwick * g: Display data as a gang block header 4686b24ab676SJeff Bonwick * i: Display as an indirect block 468744cd46caSbillm * p: Do I/O to physical offset 468844cd46caSbillm * r: Dump raw data to stdout 468944cd46caSbillm * 469044cd46caSbillm * * = not yet implemented 469144cd46caSbillm */ 469244cd46caSbillm static void 469307428bdfSVictor Latushkin zdb_read_block(char *thing, spa_t *spa) 469444cd46caSbillm { 4695b24ab676SJeff Bonwick blkptr_t blk, *bp = &blk; 4696b24ab676SJeff Bonwick dva_t *dva = bp->blk_dva; 469744cd46caSbillm int flags = 0; 4698b24ab676SJeff Bonwick uint64_t offset = 0, size = 0, psize = 0, lsize = 0, blkptr_offset = 0; 469944cd46caSbillm zio_t *zio; 470044cd46caSbillm vdev_t *vd; 4701770499e1SDan Kimmel abd_t *pabd; 4702770499e1SDan Kimmel void *lbuf, *buf; 47033f7978d0SAlan Somers const char *s, *vdev; 47043f7978d0SAlan Somers char *p, *dup, *flagstr; 4705b24ab676SJeff Bonwick int i, error; 470644cd46caSbillm 470744cd46caSbillm dup = strdup(thing); 470844cd46caSbillm s = strtok(dup, ":"); 470944cd46caSbillm vdev = s ? s : ""; 471044cd46caSbillm s = strtok(NULL, ":"); 471144cd46caSbillm offset = strtoull(s ? s : "", NULL, 16); 471244cd46caSbillm s = strtok(NULL, ":"); 471344cd46caSbillm size = strtoull(s ? s : "", NULL, 16); 471444cd46caSbillm s = strtok(NULL, ":"); 47153f7978d0SAlan Somers if (s) 47163f7978d0SAlan Somers flagstr = strdup(s); 47173f7978d0SAlan Somers else 47183f7978d0SAlan Somers flagstr = strdup(""); 471944cd46caSbillm 472044cd46caSbillm s = NULL; 472144cd46caSbillm if (size == 0) 472244cd46caSbillm s = "size must not be zero"; 472344cd46caSbillm if (!IS_P2ALIGNED(size, DEV_BSIZE)) 472444cd46caSbillm s = "size must be a multiple of sector size"; 472544cd46caSbillm if (!IS_P2ALIGNED(offset, DEV_BSIZE)) 472644cd46caSbillm s = "offset must be a multiple of sector size"; 472744cd46caSbillm if (s) { 472844cd46caSbillm (void) printf("Invalid block specifier: %s - %s\n", thing, s); 472944cd46caSbillm free(dup); 473044cd46caSbillm return; 473144cd46caSbillm } 473244cd46caSbillm 473344cd46caSbillm for (s = strtok(flagstr, ":"); s; s = strtok(NULL, ":")) { 473444cd46caSbillm for (i = 0; flagstr[i]; i++) { 47355ad82045Snd int bit = flagbits[(uchar_t)flagstr[i]]; 473644cd46caSbillm 473744cd46caSbillm if (bit == 0) { 473844cd46caSbillm (void) printf("***Invalid flag: %c\n", 473944cd46caSbillm flagstr[i]); 474044cd46caSbillm continue; 474144cd46caSbillm } 474244cd46caSbillm flags |= bit; 474344cd46caSbillm 474444cd46caSbillm /* If it's not something with an argument, keep going */ 4745b24ab676SJeff Bonwick if ((bit & (ZDB_FLAG_CHECKSUM | 474644cd46caSbillm ZDB_FLAG_PRINT_BLKPTR)) == 0) 474744cd46caSbillm continue; 474844cd46caSbillm 474944cd46caSbillm p = &flagstr[i + 1]; 475044cd46caSbillm if (bit == ZDB_FLAG_PRINT_BLKPTR) 475144cd46caSbillm blkptr_offset = strtoull(p, &p, 16); 475244cd46caSbillm if (*p != ':' && *p != '\0') { 475344cd46caSbillm (void) printf("***Invalid flag arg: '%s'\n", s); 475444cd46caSbillm free(dup); 475544cd46caSbillm return; 475644cd46caSbillm } 475744cd46caSbillm } 475844cd46caSbillm } 47593f7978d0SAlan Somers free(flagstr); 476044cd46caSbillm 476144cd46caSbillm vd = zdb_vdev_lookup(spa->spa_root_vdev, vdev); 476244cd46caSbillm if (vd == NULL) { 476344cd46caSbillm (void) printf("***Invalid vdev: %s\n", vdev); 476444cd46caSbillm free(dup); 476544cd46caSbillm return; 476644cd46caSbillm } else { 476744cd46caSbillm if (vd->vdev_path) 4768b24ab676SJeff Bonwick (void) fprintf(stderr, "Found vdev: %s\n", 4769b24ab676SJeff Bonwick vd->vdev_path); 477044cd46caSbillm else 4771b24ab676SJeff Bonwick (void) fprintf(stderr, "Found vdev type: %s\n", 477244cd46caSbillm vd->vdev_ops->vdev_op_type); 477344cd46caSbillm } 477444cd46caSbillm 4775b24ab676SJeff Bonwick psize = size; 4776b24ab676SJeff Bonwick lsize = size; 477744cd46caSbillm 4778770499e1SDan Kimmel pabd = abd_alloc_linear(SPA_MAXBLOCKSIZE, B_FALSE); 4779b24ab676SJeff Bonwick lbuf = umem_alloc(SPA_MAXBLOCKSIZE, UMEM_NOFAIL); 4780b24ab676SJeff Bonwick 4781b24ab676SJeff Bonwick BP_ZERO(bp); 4782b24ab676SJeff Bonwick 4783b24ab676SJeff Bonwick DVA_SET_VDEV(&dva[0], vd->vdev_id); 4784b24ab676SJeff Bonwick DVA_SET_OFFSET(&dva[0], offset); 4785b24ab676SJeff Bonwick DVA_SET_GANG(&dva[0], !!(flags & ZDB_FLAG_GBH)); 4786b24ab676SJeff Bonwick DVA_SET_ASIZE(&dva[0], vdev_psize_to_asize(vd, psize)); 4787b24ab676SJeff Bonwick 4788b24ab676SJeff Bonwick BP_SET_BIRTH(bp, TXG_INITIAL, TXG_INITIAL); 4789b24ab676SJeff Bonwick 4790b24ab676SJeff Bonwick BP_SET_LSIZE(bp, lsize); 4791b24ab676SJeff Bonwick BP_SET_PSIZE(bp, psize); 4792b24ab676SJeff Bonwick BP_SET_COMPRESS(bp, ZIO_COMPRESS_OFF); 4793b24ab676SJeff Bonwick BP_SET_CHECKSUM(bp, ZIO_CHECKSUM_OFF); 4794b24ab676SJeff Bonwick BP_SET_TYPE(bp, DMU_OT_NONE); 4795b24ab676SJeff Bonwick BP_SET_LEVEL(bp, 0); 4796b24ab676SJeff Bonwick BP_SET_DEDUP(bp, 0); 4797b24ab676SJeff Bonwick BP_SET_BYTEORDER(bp, ZFS_HOST_BYTEORDER); 479844cd46caSbillm 4799e14bb325SJeff Bonwick spa_config_enter(spa, SCL_STATE, FTAG, RW_READER); 480044cd46caSbillm zio = zio_root(spa, NULL, NULL, 0); 4801b24ab676SJeff Bonwick 4802b24ab676SJeff Bonwick if (vd == vd->vdev_top) { 4803b24ab676SJeff Bonwick /* 4804b24ab676SJeff Bonwick * Treat this as a normal block read. 4805b24ab676SJeff Bonwick */ 4806770499e1SDan Kimmel zio_nowait(zio_read(zio, spa, bp, pabd, psize, NULL, NULL, 4807b24ab676SJeff Bonwick ZIO_PRIORITY_SYNC_READ, 4808b24ab676SJeff Bonwick ZIO_FLAG_CANFAIL | ZIO_FLAG_RAW, NULL)); 4809b24ab676SJeff Bonwick } else { 4810b24ab676SJeff Bonwick /* 4811b24ab676SJeff Bonwick * Treat this as a vdev child I/O. 4812b24ab676SJeff Bonwick */ 4813770499e1SDan Kimmel zio_nowait(zio_vdev_child_io(zio, bp, vd, offset, pabd, 4814770499e1SDan Kimmel psize, ZIO_TYPE_READ, ZIO_PRIORITY_SYNC_READ, 4815b24ab676SJeff Bonwick ZIO_FLAG_DONT_CACHE | ZIO_FLAG_DONT_QUEUE | 4816b24ab676SJeff Bonwick ZIO_FLAG_DONT_PROPAGATE | ZIO_FLAG_DONT_RETRY | 48175cabbc6bSPrashanth Sreenivasa ZIO_FLAG_CANFAIL | ZIO_FLAG_RAW | ZIO_FLAG_OPTIONAL, 48185cabbc6bSPrashanth Sreenivasa NULL, NULL)); 4819b24ab676SJeff Bonwick } 4820b24ab676SJeff Bonwick 482144cd46caSbillm error = zio_wait(zio); 4822e14bb325SJeff Bonwick spa_config_exit(spa, SCL_STATE, FTAG); 482344cd46caSbillm 482444cd46caSbillm if (error) { 482544cd46caSbillm (void) printf("Read of %s failed, error: %d\n", thing, error); 482644cd46caSbillm goto out; 482744cd46caSbillm } 482844cd46caSbillm 4829b24ab676SJeff Bonwick if (flags & ZDB_FLAG_DECOMPRESS) { 4830b24ab676SJeff Bonwick /* 4831b24ab676SJeff Bonwick * We don't know how the data was compressed, so just try 4832b24ab676SJeff Bonwick * every decompress function at every inflated blocksize. 4833b24ab676SJeff Bonwick */ 4834b24ab676SJeff Bonwick enum zio_compress c; 4835b24ab676SJeff Bonwick void *pbuf2 = umem_alloc(SPA_MAXBLOCKSIZE, UMEM_NOFAIL); 4836b24ab676SJeff Bonwick void *lbuf2 = umem_alloc(SPA_MAXBLOCKSIZE, UMEM_NOFAIL); 4837b24ab676SJeff Bonwick 4838770499e1SDan Kimmel abd_copy_to_buf(pbuf2, pabd, psize); 4839b24ab676SJeff Bonwick 4840770499e1SDan Kimmel VERIFY0(abd_iterate_func(pabd, psize, SPA_MAXBLOCKSIZE - psize, 4841770499e1SDan Kimmel random_get_pseudo_bytes_cb, NULL)); 4842b24ab676SJeff Bonwick 4843770499e1SDan Kimmel VERIFY0(random_get_pseudo_bytes((uint8_t *)pbuf2 + psize, 4844770499e1SDan Kimmel SPA_MAXBLOCKSIZE - psize)); 4845b24ab676SJeff Bonwick 4846b24ab676SJeff Bonwick for (lsize = SPA_MAXBLOCKSIZE; lsize > psize; 4847b24ab676SJeff Bonwick lsize -= SPA_MINBLOCKSIZE) { 4848b24ab676SJeff Bonwick for (c = 0; c < ZIO_COMPRESS_FUNCTIONS; c++) { 4849770499e1SDan Kimmel if (zio_decompress_data(c, pabd, 4850770499e1SDan Kimmel lbuf, psize, lsize) == 0 && 4851770499e1SDan Kimmel zio_decompress_data_buf(c, pbuf2, 4852770499e1SDan Kimmel lbuf2, psize, lsize) == 0 && 4853b24ab676SJeff Bonwick bcmp(lbuf, lbuf2, lsize) == 0) 4854b24ab676SJeff Bonwick break; 4855b24ab676SJeff Bonwick } 4856b24ab676SJeff Bonwick if (c != ZIO_COMPRESS_FUNCTIONS) 4857b24ab676SJeff Bonwick break; 4858b24ab676SJeff Bonwick lsize -= SPA_MINBLOCKSIZE; 4859b24ab676SJeff Bonwick } 4860b24ab676SJeff Bonwick 4861b24ab676SJeff Bonwick umem_free(pbuf2, SPA_MAXBLOCKSIZE); 4862b24ab676SJeff Bonwick umem_free(lbuf2, SPA_MAXBLOCKSIZE); 4863b24ab676SJeff Bonwick 4864b24ab676SJeff Bonwick if (lsize <= psize) { 4865b24ab676SJeff Bonwick (void) printf("Decompress of %s failed\n", thing); 4866b24ab676SJeff Bonwick goto out; 4867b24ab676SJeff Bonwick } 4868b24ab676SJeff Bonwick buf = lbuf; 4869b24ab676SJeff Bonwick size = lsize; 4870b24ab676SJeff Bonwick } else { 4871770499e1SDan Kimmel buf = abd_to_buf(pabd); 4872b24ab676SJeff Bonwick size = psize; 4873b24ab676SJeff Bonwick } 4874b24ab676SJeff Bonwick 487544cd46caSbillm if (flags & ZDB_FLAG_PRINT_BLKPTR) 487644cd46caSbillm zdb_print_blkptr((blkptr_t *)(void *) 487744cd46caSbillm ((uintptr_t)buf + (uintptr_t)blkptr_offset), flags); 487844cd46caSbillm else if (flags & ZDB_FLAG_RAW) 487944cd46caSbillm zdb_dump_block_raw(buf, size, flags); 488044cd46caSbillm else if (flags & ZDB_FLAG_INDIRECT) 488144cd46caSbillm zdb_dump_indirect((blkptr_t *)buf, size / sizeof (blkptr_t), 488244cd46caSbillm flags); 488344cd46caSbillm else if (flags & ZDB_FLAG_GBH) 488444cd46caSbillm zdb_dump_gbh(buf, flags); 488544cd46caSbillm else 488644cd46caSbillm zdb_dump_block(thing, buf, size, flags); 488744cd46caSbillm 488844cd46caSbillm out: 4889770499e1SDan Kimmel abd_free(pabd); 4890b24ab676SJeff Bonwick umem_free(lbuf, SPA_MAXBLOCKSIZE); 489144cd46caSbillm free(dup); 489244cd46caSbillm } 489344cd46caSbillm 48944923c69fSMatthew Ahrens static void 48954923c69fSMatthew Ahrens zdb_embedded_block(char *thing) 48964923c69fSMatthew Ahrens { 48973f7978d0SAlan Somers blkptr_t bp; 48984923c69fSMatthew Ahrens unsigned long long *words = (void *)&bp; 48994923c69fSMatthew Ahrens char buf[SPA_MAXBLOCKSIZE]; 49004923c69fSMatthew Ahrens int err; 49014923c69fSMatthew Ahrens 49023f7978d0SAlan Somers bzero(&bp, sizeof (bp)); 49034923c69fSMatthew Ahrens err = sscanf(thing, "%llx:%llx:%llx:%llx:%llx:%llx:%llx:%llx:" 49044923c69fSMatthew Ahrens "%llx:%llx:%llx:%llx:%llx:%llx:%llx:%llx", 49054923c69fSMatthew Ahrens words + 0, words + 1, words + 2, words + 3, 49064923c69fSMatthew Ahrens words + 4, words + 5, words + 6, words + 7, 49074923c69fSMatthew Ahrens words + 8, words + 9, words + 10, words + 11, 49084923c69fSMatthew Ahrens words + 12, words + 13, words + 14, words + 15); 49094923c69fSMatthew Ahrens if (err != 16) { 49104923c69fSMatthew Ahrens (void) printf("invalid input format\n"); 49114923c69fSMatthew Ahrens exit(1); 49124923c69fSMatthew Ahrens } 49134923c69fSMatthew Ahrens ASSERT3U(BPE_GET_LSIZE(&bp), <=, SPA_MAXBLOCKSIZE); 49144923c69fSMatthew Ahrens err = decode_embedded_bp(&bp, buf, BPE_GET_LSIZE(&bp)); 49154923c69fSMatthew Ahrens if (err != 0) { 49164923c69fSMatthew Ahrens (void) printf("decode failed: %u\n", err); 49174923c69fSMatthew Ahrens exit(1); 49184923c69fSMatthew Ahrens } 49194923c69fSMatthew Ahrens zdb_dump_block_raw(buf, BPE_GET_LSIZE(&bp), 0); 49204923c69fSMatthew Ahrens } 49214923c69fSMatthew Ahrens 4922de6628f0Sck static boolean_t 49233ad6c7f9SVictor Latushkin pool_match(nvlist_t *cfg, char *tgt) 4924de6628f0Sck { 49253ad6c7f9SVictor Latushkin uint64_t v, guid = strtoull(tgt, NULL, 0); 4926de6628f0Sck char *s; 4927de6628f0Sck 4928de6628f0Sck if (guid != 0) { 49293ad6c7f9SVictor Latushkin if (nvlist_lookup_uint64(cfg, ZPOOL_CONFIG_POOL_GUID, &v) == 0) 49303ad6c7f9SVictor Latushkin return (v == guid); 4931de6628f0Sck } else { 49323ad6c7f9SVictor Latushkin if (nvlist_lookup_string(cfg, ZPOOL_CONFIG_POOL_NAME, &s) == 0) 49333ad6c7f9SVictor Latushkin return (strcmp(s, tgt) == 0); 4934de6628f0Sck } 49353ad6c7f9SVictor Latushkin return (B_FALSE); 4936de6628f0Sck } 4937de6628f0Sck 49383ad6c7f9SVictor Latushkin static char * 49393ad6c7f9SVictor Latushkin find_zpool(char **target, nvlist_t **configp, int dirc, char **dirv) 4940de6628f0Sck { 4941de6628f0Sck nvlist_t *pools; 4942de6628f0Sck nvlist_t *match = NULL; 49433ad6c7f9SVictor Latushkin char *name = NULL; 49443ad6c7f9SVictor Latushkin char *sepp = NULL; 49459adfa60dSMatthew Ahrens char sep = '\0'; 49463ad6c7f9SVictor Latushkin int count = 0; 49473f7978d0SAlan Somers importargs_t args; 4948d41c4376SMark J Musante 49493f7978d0SAlan Somers bzero(&args, sizeof (args)); 4950d41c4376SMark J Musante args.paths = dirc; 4951d41c4376SMark J Musante args.path = dirv; 4952d41c4376SMark J Musante args.can_be_active = B_TRUE; 4953de6628f0Sck 49543ad6c7f9SVictor Latushkin if ((sepp = strpbrk(*target, "/@")) != NULL) { 49553ad6c7f9SVictor Latushkin sep = *sepp; 49563ad6c7f9SVictor Latushkin *sepp = '\0'; 49573ad6c7f9SVictor Latushkin } 49583ad6c7f9SVictor Latushkin 4959d41c4376SMark J Musante pools = zpool_search_import(g_zfs, &args); 4960de6628f0Sck 4961de6628f0Sck if (pools != NULL) { 4962de6628f0Sck nvpair_t *elem = NULL; 4963de6628f0Sck while ((elem = nvlist_next_nvpair(pools, elem)) != NULL) { 4964de6628f0Sck verify(nvpair_value_nvlist(elem, configp) == 0); 49653ad6c7f9SVictor Latushkin if (pool_match(*configp, *target)) { 49663ad6c7f9SVictor Latushkin count++; 4967de6628f0Sck if (match != NULL) { 49683ad6c7f9SVictor Latushkin /* print previously found config */ 49693ad6c7f9SVictor Latushkin if (name != NULL) { 49703ad6c7f9SVictor Latushkin (void) printf("%s\n", name); 49713ad6c7f9SVictor Latushkin dump_nvlist(match, 8); 49723ad6c7f9SVictor Latushkin name = NULL; 49733ad6c7f9SVictor Latushkin } 49743ad6c7f9SVictor Latushkin (void) printf("%s\n", 49753ad6c7f9SVictor Latushkin nvpair_name(elem)); 49763ad6c7f9SVictor Latushkin dump_nvlist(*configp, 8); 4977de6628f0Sck } else { 4978de6628f0Sck match = *configp; 49793ad6c7f9SVictor Latushkin name = nvpair_name(elem); 4980de6628f0Sck } 4981de6628f0Sck } 4982de6628f0Sck } 4983de6628f0Sck } 49843ad6c7f9SVictor Latushkin if (count > 1) 49853ad6c7f9SVictor Latushkin (void) fatal("\tMatched %d pools - use pool GUID " 49863ad6c7f9SVictor Latushkin "instead of pool name or \n" 49873ad6c7f9SVictor Latushkin "\tpool name part of a dataset name to select pool", count); 49883ad6c7f9SVictor Latushkin 49893ad6c7f9SVictor Latushkin if (sepp) 49903ad6c7f9SVictor Latushkin *sepp = sep; 49913ad6c7f9SVictor Latushkin /* 49923ad6c7f9SVictor Latushkin * If pool GUID was specified for pool id, replace it with pool name 49933ad6c7f9SVictor Latushkin */ 49943ad6c7f9SVictor Latushkin if (name && (strstr(*target, name) != *target)) { 49953ad6c7f9SVictor Latushkin int sz = 1 + strlen(name) + ((sepp) ? strlen(sepp) : 0); 49963ad6c7f9SVictor Latushkin 49973ad6c7f9SVictor Latushkin *target = umem_alloc(sz, UMEM_NOFAIL); 49983ad6c7f9SVictor Latushkin (void) snprintf(*target, sz, "%s%s", name, sepp ? sepp : ""); 49993ad6c7f9SVictor Latushkin } 5000de6628f0Sck 50013ad6c7f9SVictor Latushkin *configp = name ? match : NULL; 5002de6628f0Sck 50033ad6c7f9SVictor Latushkin return (name); 5004de6628f0Sck } 5005de6628f0Sck 5006fa9e4066Sahrens int 5007fa9e4066Sahrens main(int argc, char **argv) 5008fa9e4066Sahrens { 50093f7978d0SAlan Somers int c; 5010fa9e4066Sahrens struct rlimit rl = { 1024, 1024 }; 50113ad6c7f9SVictor Latushkin spa_t *spa = NULL; 5012fa9e4066Sahrens objset_t *os = NULL; 5013fa9e4066Sahrens int dump_all = 1; 5014fa9e4066Sahrens int verbose = 0; 5015c8ee1847SVictor Latushkin int error = 0; 50163ad6c7f9SVictor Latushkin char **searchdirs = NULL; 50173ad6c7f9SVictor Latushkin int nsearch = 0; 50183ad6c7f9SVictor Latushkin char *target; 5019468c413aSTim Haley nvlist_t *policy = NULL; 5020468c413aSTim Haley uint64_t max_txg = UINT64_MAX; 5021dfd5965fSRichard Yao int flags = ZFS_IMPORT_MISSING_LOG; 5022c8ee1847SVictor Latushkin int rewind = ZPOOL_NEVER_REWIND; 5023ae24175bSCyril Plisko char *spa_config_path_env; 5024b702644aSTim Chase boolean_t target_is_spa = B_TRUE; 502586714001SSerapheim Dimitropoulos nvlist_t *cfg = NULL; 5026fa9e4066Sahrens 5027fa9e4066Sahrens (void) setrlimit(RLIMIT_NOFILE, &rl); 5028004388ebScasper (void) enable_extended_FILE_stdio(-1, -1); 5029fa9e4066Sahrens 5030fa9e4066Sahrens dprintf_setup(&argc, argv); 5031fa9e4066Sahrens 5032ae24175bSCyril Plisko /* 5033ae24175bSCyril Plisko * If there is an environment variable SPA_CONFIG_PATH it overrides 5034ae24175bSCyril Plisko * default spa_config_path setting. If -U flag is specified it will 5035ae24175bSCyril Plisko * override this environment variable settings once again. 5036ae24175bSCyril Plisko */ 5037ae24175bSCyril Plisko spa_config_path_env = getenv("SPA_CONFIG_PATH"); 5038ae24175bSCyril Plisko if (spa_config_path_env != NULL) 5039ae24175bSCyril Plisko spa_config_path = spa_config_path_env; 5040ae24175bSCyril Plisko 5041df15e419SMatthew Ahrens while ((c = getopt(argc, argv, 504286714001SSerapheim Dimitropoulos "AbcCdDeEFGhiI:klLmMo:Op:PqRsSt:uU:vVx:X")) != -1) { 5043fa9e4066Sahrens switch (c) { 5044fa9e4066Sahrens case 'b': 5045fa9e4066Sahrens case 'c': 5046ed61ec1dSYuri Pankov case 'C': 5047b24ab676SJeff Bonwick case 'd': 5048ed61ec1dSYuri Pankov case 'D': 50494923c69fSMatthew Ahrens case 'E': 5050ed61ec1dSYuri Pankov case 'G': 5051b24ab676SJeff Bonwick case 'h': 5052b24ab676SJeff Bonwick case 'i': 5053b24ab676SJeff Bonwick case 'l': 5054d6e555bdSGeorge Wilson case 'm': 50552e4c9986SGeorge Wilson case 'M': 5056ed61ec1dSYuri Pankov case 'O': 505744cd46caSbillm case 'R': 5058ed61ec1dSYuri Pankov case 's': 5059b24ab676SJeff Bonwick case 'S': 5060ed61ec1dSYuri Pankov case 'u': 5061fa9e4066Sahrens dump_opt[c]++; 5062fa9e4066Sahrens dump_all = 0; 5063fa9e4066Sahrens break; 5064feef89cfSVictor Latushkin case 'A': 5065ed61ec1dSYuri Pankov case 'e': 5066c8ee1847SVictor Latushkin case 'F': 506786714001SSerapheim Dimitropoulos case 'k': 506882a0a985SVictor Latushkin case 'L': 50693f9d6ad7SLin Ling case 'P': 507064723e36SYuri Pankov case 'q': 5071ed61ec1dSYuri Pankov case 'X': 507282a0a985SVictor Latushkin dump_opt[c]++; 507382a0a985SVictor Latushkin break; 5074ed61ec1dSYuri Pankov /* NB: Sort single match options below. */ 50752e4c9986SGeorge Wilson case 'I': 507631d7e8faSGeorge Wilson max_inflight = strtoull(optarg, NULL, 0); 507731d7e8faSGeorge Wilson if (max_inflight == 0) { 507831d7e8faSGeorge Wilson (void) fprintf(stderr, "maximum number " 507931d7e8faSGeorge Wilson "of inflight I/Os must be greater " 508031d7e8faSGeorge Wilson "than 0\n"); 508131d7e8faSGeorge Wilson usage(); 508231d7e8faSGeorge Wilson } 508331d7e8faSGeorge Wilson break; 5084ed61ec1dSYuri Pankov case 'o': 5085ed61ec1dSYuri Pankov error = set_global_var(optarg); 5086ed61ec1dSYuri Pankov if (error != 0) 5087ed61ec1dSYuri Pankov usage(); 5088ed61ec1dSYuri Pankov break; 5089de6628f0Sck case 'p': 50903ad6c7f9SVictor Latushkin if (searchdirs == NULL) { 50913ad6c7f9SVictor Latushkin searchdirs = umem_alloc(sizeof (char *), 50923ad6c7f9SVictor Latushkin UMEM_NOFAIL); 50933ad6c7f9SVictor Latushkin } else { 50943ad6c7f9SVictor Latushkin char **tmp = umem_alloc((nsearch + 1) * 50953ad6c7f9SVictor Latushkin sizeof (char *), UMEM_NOFAIL); 50963ad6c7f9SVictor Latushkin bcopy(searchdirs, tmp, nsearch * 50973ad6c7f9SVictor Latushkin sizeof (char *)); 50983ad6c7f9SVictor Latushkin umem_free(searchdirs, 50993ad6c7f9SVictor Latushkin nsearch * sizeof (char *)); 51003ad6c7f9SVictor Latushkin searchdirs = tmp; 51013ad6c7f9SVictor Latushkin } 51023ad6c7f9SVictor Latushkin searchdirs[nsearch++] = optarg; 5103de6628f0Sck break; 51042e551927SVictor Latushkin case 't': 5105468c413aSTim Haley max_txg = strtoull(optarg, NULL, 0); 5106468c413aSTim Haley if (max_txg < TXG_INITIAL) { 51072e551927SVictor Latushkin (void) fprintf(stderr, "incorrect txg " 51082e551927SVictor Latushkin "specified: %s\n", optarg); 51092e551927SVictor Latushkin usage(); 51102e551927SVictor Latushkin } 51112e551927SVictor Latushkin break; 5112b24ab676SJeff Bonwick case 'U': 5113b24ab676SJeff Bonwick spa_config_path = optarg; 51144923c69fSMatthew Ahrens if (spa_config_path[0] != '/') { 51154923c69fSMatthew Ahrens (void) fprintf(stderr, 51164923c69fSMatthew Ahrens "cachefile must be an absolute path " 51174923c69fSMatthew Ahrens "(i.e. start with a slash)\n"); 51184923c69fSMatthew Ahrens usage(); 51194923c69fSMatthew Ahrens } 5120b24ab676SJeff Bonwick break; 51212e4c9986SGeorge Wilson case 'v': 51222e4c9986SGeorge Wilson verbose++; 51232e4c9986SGeorge Wilson break; 5124dfd5965fSRichard Yao case 'V': 5125dfd5965fSRichard Yao flags = ZFS_IMPORT_VERBATIM; 5126dfd5965fSRichard Yao break; 51272e4c9986SGeorge Wilson case 'x': 51282e4c9986SGeorge Wilson vn_dumpdir = optarg; 51292e4c9986SGeorge Wilson break; 5130fa9e4066Sahrens default: 5131fa9e4066Sahrens usage(); 5132fa9e4066Sahrens break; 5133fa9e4066Sahrens } 5134fa9e4066Sahrens } 5135fa9e4066Sahrens 51363ad6c7f9SVictor Latushkin if (!dump_opt['e'] && searchdirs != NULL) { 513788b7b0f2SMatthew Ahrens (void) fprintf(stderr, "-p option requires use of -e\n"); 513888b7b0f2SMatthew Ahrens usage(); 513988b7b0f2SMatthew Ahrens } 5140de6628f0Sck 514106be9802SMatthew Ahrens /* 514206be9802SMatthew Ahrens * ZDB does not typically re-read blocks; therefore limit the ARC 514306be9802SMatthew Ahrens * to 256 MB, which can be used entirely for metadata. 514406be9802SMatthew Ahrens */ 514506be9802SMatthew Ahrens zfs_arc_max = zfs_arc_meta_limit = 256 * 1024 * 1024; 514606be9802SMatthew Ahrens 5147f7950bf1SMatthew Ahrens /* 5148f7950bf1SMatthew Ahrens * "zdb -c" uses checksum-verifying scrub i/os which are async reads. 5149f7950bf1SMatthew Ahrens * "zdb -b" uses traversal prefetch which uses async reads. 5150f7950bf1SMatthew Ahrens * For good performance, let several of them be active at once. 5151f7950bf1SMatthew Ahrens */ 5152f7950bf1SMatthew Ahrens zfs_vdev_async_read_max_active = 10; 5153f7950bf1SMatthew Ahrens 51544dd77f9eSMatthew Ahrens /* 51554dd77f9eSMatthew Ahrens * Disable reference tracking for better performance. 51564dd77f9eSMatthew Ahrens */ 51574dd77f9eSMatthew Ahrens reference_tracking_enable = B_FALSE; 51584dd77f9eSMatthew Ahrens 5159e144c4e6SPavel Zakharov /* 5160e144c4e6SPavel Zakharov * Do not fail spa_load when spa_load_verify fails. This is needed 5161e144c4e6SPavel Zakharov * to load non-idle pools. 5162e144c4e6SPavel Zakharov */ 5163e144c4e6SPavel Zakharov spa_load_verify_dryrun = B_TRUE; 5164e144c4e6SPavel Zakharov 5165fa9e4066Sahrens kernel_init(FREAD); 5166de6628f0Sck g_zfs = libzfs_init(); 516791ebeef5Sahrens ASSERT(g_zfs != NULL); 5168fa9e4066Sahrens 5169b24ab676SJeff Bonwick if (dump_all) 5170b24ab676SJeff Bonwick verbose = MAX(verbose, 1); 5171b24ab676SJeff Bonwick 5172fa9e4066Sahrens for (c = 0; c < 256; c++) { 517386714001SSerapheim Dimitropoulos if (dump_all && strchr("AeEFklLOPRSX", c) == NULL) 5174fa9e4066Sahrens dump_opt[c] = 1; 5175fa9e4066Sahrens if (dump_opt[c]) 5176fa9e4066Sahrens dump_opt[c] += verbose; 5177fa9e4066Sahrens } 5178fa9e4066Sahrens 5179feef89cfSVictor Latushkin aok = (dump_opt['A'] == 1) || (dump_opt['A'] > 2); 5180feef89cfSVictor Latushkin zfs_recover = (dump_opt['A'] > 1); 5181feef89cfSVictor Latushkin 5182fa9e4066Sahrens argc -= optind; 5183fa9e4066Sahrens argv += optind; 5184fa9e4066Sahrens 518507428bdfSVictor Latushkin if (argc < 2 && dump_opt['R']) 518607428bdfSVictor Latushkin usage(); 51874923c69fSMatthew Ahrens 51884923c69fSMatthew Ahrens if (dump_opt['E']) { 51894923c69fSMatthew Ahrens if (argc != 1) 51904923c69fSMatthew Ahrens usage(); 51914923c69fSMatthew Ahrens zdb_embedded_block(argv[0]); 51924923c69fSMatthew Ahrens return (0); 51934923c69fSMatthew Ahrens } 51944923c69fSMatthew Ahrens 5195fa9e4066Sahrens if (argc < 1) { 51963ad6c7f9SVictor Latushkin if (!dump_opt['e'] && dump_opt['C']) { 5197e829d913Sck dump_cachefile(spa_config_path); 5198fa9e4066Sahrens return (0); 5199fa9e4066Sahrens } 5200fa9e4066Sahrens usage(); 5201fa9e4066Sahrens } 5202fa9e4066Sahrens 520364723e36SYuri Pankov if (dump_opt['l']) 520464723e36SYuri Pankov return (dump_label(argv[0])); 5205fa9e4066Sahrens 5206ed61ec1dSYuri Pankov if (dump_opt['O']) { 5207ed61ec1dSYuri Pankov if (argc != 2) 5208ed61ec1dSYuri Pankov usage(); 5209ed61ec1dSYuri Pankov dump_opt['v'] = verbose + 3; 5210ed61ec1dSYuri Pankov return (dump_path(argv[0], argv[1])); 5211ed61ec1dSYuri Pankov } 5212ed61ec1dSYuri Pankov 5213c8ee1847SVictor Latushkin if (dump_opt['X'] || dump_opt['F']) 5214c8ee1847SVictor Latushkin rewind = ZPOOL_DO_REWIND | 5215c8ee1847SVictor Latushkin (dump_opt['X'] ? ZPOOL_EXTREME_REWIND : 0); 5216c8ee1847SVictor Latushkin 5217c8ee1847SVictor Latushkin if (nvlist_alloc(&policy, NV_UNIQUE_NAME_TYPE, 0) != 0 || 52185dafeea3SPavel Zakharov nvlist_add_uint64(policy, ZPOOL_LOAD_REQUEST_TXG, max_txg) != 0 || 52195dafeea3SPavel Zakharov nvlist_add_uint32(policy, ZPOOL_LOAD_REWIND_POLICY, rewind) != 0) 5220c8ee1847SVictor Latushkin fatal("internal error: %s", strerror(ENOMEM)); 5221c8ee1847SVictor Latushkin 5222c5904d13Seschrock error = 0; 52233ad6c7f9SVictor Latushkin target = argv[0]; 5224990b4856Slling 52253ad6c7f9SVictor Latushkin if (dump_opt['e']) { 52263ad6c7f9SVictor Latushkin char *name = find_zpool(&target, &cfg, nsearch, searchdirs); 5227990b4856Slling 52283ad6c7f9SVictor Latushkin error = ENOENT; 52293ad6c7f9SVictor Latushkin if (name) { 523007428bdfSVictor Latushkin if (dump_opt['C'] > 1) { 523107428bdfSVictor Latushkin (void) printf("\nConfiguration for import:\n"); 523207428bdfSVictor Latushkin dump_nvlist(cfg, 8); 523307428bdfSVictor Latushkin } 523486714001SSerapheim Dimitropoulos 5235c8ee1847SVictor Latushkin if (nvlist_add_nvlist(cfg, 52365dafeea3SPavel Zakharov ZPOOL_LOAD_POLICY, policy) != 0) { 5237468c413aSTim Haley fatal("can't open '%s': %s", 5238468c413aSTim Haley target, strerror(ENOMEM)); 5239468c413aSTim Haley } 5240dfd5965fSRichard Yao error = spa_import(name, cfg, NULL, flags); 5241de6628f0Sck } 5242c5904d13Seschrock } 5243c5904d13Seschrock 524486714001SSerapheim Dimitropoulos char *checkpoint_pool = NULL; 524586714001SSerapheim Dimitropoulos char *checkpoint_target = NULL; 524686714001SSerapheim Dimitropoulos if (dump_opt['k']) { 524786714001SSerapheim Dimitropoulos checkpoint_pool = import_checkpointed_state(target, cfg, 524886714001SSerapheim Dimitropoulos &checkpoint_target); 524986714001SSerapheim Dimitropoulos 525086714001SSerapheim Dimitropoulos if (checkpoint_target != NULL) 525186714001SSerapheim Dimitropoulos target = checkpoint_target; 525286714001SSerapheim Dimitropoulos 525386714001SSerapheim Dimitropoulos } 525486714001SSerapheim Dimitropoulos 5255b702644aSTim Chase if (strpbrk(target, "/@") != NULL) { 5256b702644aSTim Chase size_t targetlen; 5257b702644aSTim Chase 5258b702644aSTim Chase target_is_spa = B_FALSE; 5259b702644aSTim Chase /* 5260b702644aSTim Chase * Remove any trailing slash. Later code would get confused 5261b702644aSTim Chase * by it, but we want to allow it so that "pool/" can 5262b702644aSTim Chase * indicate that we want to dump the topmost filesystem, 5263b702644aSTim Chase * rather than the whole pool. 5264b702644aSTim Chase */ 5265b702644aSTim Chase targetlen = strlen(target); 5266b702644aSTim Chase if (targetlen != 0 && target[targetlen - 1] == '/') 5267b702644aSTim Chase target[targetlen - 1] = '\0'; 5268b702644aSTim Chase } 5269b702644aSTim Chase 5270c5904d13Seschrock if (error == 0) { 527186714001SSerapheim Dimitropoulos if (dump_opt['k'] && (target_is_spa || dump_opt['R'])) { 527286714001SSerapheim Dimitropoulos ASSERT(checkpoint_pool != NULL); 527386714001SSerapheim Dimitropoulos ASSERT(checkpoint_target == NULL); 527486714001SSerapheim Dimitropoulos 527586714001SSerapheim Dimitropoulos error = spa_open(checkpoint_pool, &spa, FTAG); 527686714001SSerapheim Dimitropoulos if (error != 0) { 527786714001SSerapheim Dimitropoulos fatal("Tried to open pool \"%s\" but " 527886714001SSerapheim Dimitropoulos "spa_open() failed with error %d\n", 527986714001SSerapheim Dimitropoulos checkpoint_pool, error); 528086714001SSerapheim Dimitropoulos } 528186714001SSerapheim Dimitropoulos 528286714001SSerapheim Dimitropoulos } else if (target_is_spa || dump_opt['R']) { 528380eb36f2SGeorge Wilson error = spa_open_rewind(target, &spa, FTAG, policy, 528480eb36f2SGeorge Wilson NULL); 52858f18d1faSGeorge Wilson if (error) { 52868f18d1faSGeorge Wilson /* 52878f18d1faSGeorge Wilson * If we're missing the log device then 52888f18d1faSGeorge Wilson * try opening the pool after clearing the 52898f18d1faSGeorge Wilson * log state. 52908f18d1faSGeorge Wilson */ 52918f18d1faSGeorge Wilson mutex_enter(&spa_namespace_lock); 52923ad6c7f9SVictor Latushkin if ((spa = spa_lookup(target)) != NULL && 52938f18d1faSGeorge Wilson spa->spa_log_state == SPA_LOG_MISSING) { 52948f18d1faSGeorge Wilson spa->spa_log_state = SPA_LOG_CLEAR; 52958f18d1faSGeorge Wilson error = 0; 52968f18d1faSGeorge Wilson } 52978f18d1faSGeorge Wilson mutex_exit(&spa_namespace_lock); 52988f18d1faSGeorge Wilson 529980eb36f2SGeorge Wilson if (!error) { 530080eb36f2SGeorge Wilson error = spa_open_rewind(target, &spa, 530180eb36f2SGeorge Wilson FTAG, policy, NULL); 530280eb36f2SGeorge Wilson } 53038f18d1faSGeorge Wilson } 530407428bdfSVictor Latushkin } else { 5305ed61ec1dSYuri Pankov error = open_objset(target, DMU_OST_ANY, FTAG, &os); 5306c5904d13Seschrock } 5307fa9e4066Sahrens } 530880eb36f2SGeorge Wilson nvlist_free(policy); 530980eb36f2SGeorge Wilson 5310fa9e4066Sahrens if (error) 53113ad6c7f9SVictor Latushkin fatal("can't open '%s': %s", target, strerror(error)); 5312fa9e4066Sahrens 5313fa9e4066Sahrens argv++; 531407428bdfSVictor Latushkin argc--; 531507428bdfSVictor Latushkin if (!dump_opt['R']) { 531607428bdfSVictor Latushkin if (argc > 0) { 531707428bdfSVictor Latushkin zopt_objects = argc; 531807428bdfSVictor Latushkin zopt_object = calloc(zopt_objects, sizeof (uint64_t)); 53193f7978d0SAlan Somers for (unsigned i = 0; i < zopt_objects; i++) { 532007428bdfSVictor Latushkin errno = 0; 532107428bdfSVictor Latushkin zopt_object[i] = strtoull(argv[i], NULL, 0); 532207428bdfSVictor Latushkin if (zopt_object[i] == 0 && errno != 0) 532387219db7SVictor Latushkin fatal("bad number %s: %s", 532407428bdfSVictor Latushkin argv[i], strerror(errno)); 532507428bdfSVictor Latushkin } 5326fa9e4066Sahrens } 5327e690fb27SChristopher Siden if (os != NULL) { 5328e690fb27SChristopher Siden dump_dir(os); 5329e690fb27SChristopher Siden } else if (zopt_objects > 0 && !dump_opt['m']) { 5330e690fb27SChristopher Siden dump_dir(spa->spa_meta_objset); 5331e690fb27SChristopher Siden } else { 5332e690fb27SChristopher Siden dump_zpool(spa); 5333e690fb27SChristopher Siden } 5334fa9e4066Sahrens } else { 533507428bdfSVictor Latushkin flagbits['b'] = ZDB_FLAG_PRINT_BLKPTR; 533607428bdfSVictor Latushkin flagbits['c'] = ZDB_FLAG_CHECKSUM; 533707428bdfSVictor Latushkin flagbits['d'] = ZDB_FLAG_DECOMPRESS; 533807428bdfSVictor Latushkin flagbits['e'] = ZDB_FLAG_BSWAP; 533907428bdfSVictor Latushkin flagbits['g'] = ZDB_FLAG_GBH; 534007428bdfSVictor Latushkin flagbits['i'] = ZDB_FLAG_INDIRECT; 534107428bdfSVictor Latushkin flagbits['p'] = ZDB_FLAG_PHYS; 534207428bdfSVictor Latushkin flagbits['r'] = ZDB_FLAG_RAW; 534307428bdfSVictor Latushkin 53443f7978d0SAlan Somers for (int i = 0; i < argc; i++) 534507428bdfSVictor Latushkin zdb_read_block(argv[i], spa); 5346fa9e4066Sahrens } 5347fa9e4066Sahrens 534886714001SSerapheim Dimitropoulos if (dump_opt['k']) { 534986714001SSerapheim Dimitropoulos free(checkpoint_pool); 535086714001SSerapheim Dimitropoulos if (!target_is_spa) 535186714001SSerapheim Dimitropoulos free(checkpoint_target); 535286714001SSerapheim Dimitropoulos } 535386714001SSerapheim Dimitropoulos 5354ed61ec1dSYuri Pankov if (os != NULL) 5355ed61ec1dSYuri Pankov close_objset(os, FTAG); 5356ed61ec1dSYuri Pankov else 5357ed61ec1dSYuri Pankov spa_close(spa, FTAG); 535807428bdfSVictor Latushkin 5359e0d35c44Smarks fuid_table_destroy(); 5360e0d35c44Smarks 536129bdd2f9SPavel Zakharov dump_debug_buffer(); 536229bdd2f9SPavel Zakharov 5363de6628f0Sck libzfs_fini(g_zfs); 5364fa9e4066Sahrens kernel_fini(); 5365fa9e4066Sahrens 5366fa9e4066Sahrens return (0); 5367fa9e4066Sahrens } 5368