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; 111*20b5dafbSPaul Dagnelie static int leaked_objects = 0; 112fa9e4066Sahrens 113732885fcSMatthew Ahrens static void snprintf_blkptr_compact(char *, size_t, const blkptr_t *); 114732885fcSMatthew Ahrens 115fa9e4066Sahrens /* 116fa9e4066Sahrens * These libumem hooks provide a reasonable set of defaults for the allocator's 117fa9e4066Sahrens * debugging facilities. 118fa9e4066Sahrens */ 119fa9e4066Sahrens const char * 120fa9e4066Sahrens _umem_debug_init() 121fa9e4066Sahrens { 122fa9e4066Sahrens return ("default,verbose"); /* $UMEM_DEBUG setting */ 123fa9e4066Sahrens } 124fa9e4066Sahrens 125fa9e4066Sahrens const char * 126fa9e4066Sahrens _umem_logging_init(void) 127fa9e4066Sahrens { 128fa9e4066Sahrens return ("fail,contents"); /* $UMEM_LOGGING setting */ 129fa9e4066Sahrens } 130fa9e4066Sahrens 131fa9e4066Sahrens static void 132fa9e4066Sahrens usage(void) 133fa9e4066Sahrens { 134fa9e4066Sahrens (void) fprintf(stderr, 13586714001SSerapheim Dimitropoulos "Usage:\t%s [-AbcdDFGhikLMPsvX] [-e [-V] [-p <path> ...]] " 136ed61ec1dSYuri Pankov "[-I <inflight I/Os>]\n" 137ed61ec1dSYuri Pankov "\t\t[-o <var>=<value>]... [-t <txg>] [-U <cache>] [-x <dumpdir>]\n" 138ed61ec1dSYuri Pankov "\t\t[<poolname> [<object> ...]]\n" 139dfd5965fSRichard Yao "\t%s [-AdiPv] [-e [-V] [-p <path> ...]] [-U <cache>] <dataset> " 140ed61ec1dSYuri Pankov "[<object> ...]\n" 141ed61ec1dSYuri Pankov "\t%s -C [-A] [-U <cache>]\n" 142ed61ec1dSYuri Pankov "\t%s -l [-Aqu] <device>\n" 143dfd5965fSRichard Yao "\t%s -m [-AFLPX] [-e [-V] [-p <path> ...]] [-t <txg>] " 144dfd5965fSRichard Yao "[-U <cache>]\n\t\t<poolname> [<vdev> [<metaslab> ...]]\n" 145ed61ec1dSYuri Pankov "\t%s -O <dataset> <path>\n" 146dfd5965fSRichard Yao "\t%s -R [-A] [-e [-V] [-p <path> ...]] [-U <cache>]\n" 147ed61ec1dSYuri Pankov "\t\t<poolname> <vdev>:<offset>:<size>[:<flags>]\n" 1484923c69fSMatthew Ahrens "\t%s -E [-A] word0:word1:...:word15\n" 149dfd5965fSRichard Yao "\t%s -S [-AP] [-e [-V] [-p <path> ...]] [-U <cache>] " 150dfd5965fSRichard Yao "<poolname>\n\n", 151ed61ec1dSYuri Pankov cmdname, cmdname, cmdname, cmdname, cmdname, cmdname, cmdname, 1524923c69fSMatthew Ahrens cmdname, cmdname); 1533ad6c7f9SVictor Latushkin 1543ad6c7f9SVictor Latushkin (void) fprintf(stderr, " Dataset name must include at least one " 1553ad6c7f9SVictor Latushkin "separator character '/' or '@'\n"); 1563ad6c7f9SVictor Latushkin (void) fprintf(stderr, " If dataset name is specified, only that " 1573ad6c7f9SVictor Latushkin "dataset is dumped\n"); 1583ad6c7f9SVictor Latushkin (void) fprintf(stderr, " If object numbers are specified, only " 1593ad6c7f9SVictor Latushkin "those objects are dumped\n\n"); 1603ad6c7f9SVictor Latushkin (void) fprintf(stderr, " Options to control amount of output:\n"); 1613ad6c7f9SVictor Latushkin (void) fprintf(stderr, " -b block statistics\n"); 1623ad6c7f9SVictor Latushkin (void) fprintf(stderr, " -c checksum all metadata (twice for " 1636365109dSVictor Latushkin "all data) blocks\n"); 164ed61ec1dSYuri Pankov (void) fprintf(stderr, " -C config (or cachefile if alone)\n"); 165ed61ec1dSYuri Pankov (void) fprintf(stderr, " -d dataset(s)\n"); 166f0ba89beSJeff Bonwick (void) fprintf(stderr, " -D dedup statistics\n"); 1674923c69fSMatthew Ahrens (void) fprintf(stderr, " -E decode and display block from an " 1684923c69fSMatthew Ahrens "embedded block pointer\n"); 169ed61ec1dSYuri Pankov (void) fprintf(stderr, " -h pool history\n"); 170ed61ec1dSYuri Pankov (void) fprintf(stderr, " -i intent logs\n"); 17164723e36SYuri Pankov (void) fprintf(stderr, " -l read label contents\n"); 17286714001SSerapheim Dimitropoulos (void) fprintf(stderr, " -k examine the checkpointed state " 17386714001SSerapheim Dimitropoulos "of the pool\n"); 17482a0a985SVictor Latushkin (void) fprintf(stderr, " -L disable leak tracking (do not " 17582a0a985SVictor Latushkin "load spacemaps)\n"); 176ed61ec1dSYuri Pankov (void) fprintf(stderr, " -m metaslabs\n"); 177ed61ec1dSYuri Pankov (void) fprintf(stderr, " -M metaslab groups\n"); 178ed61ec1dSYuri Pankov (void) fprintf(stderr, " -O perform object lookups by path\n"); 179d41e7643Sek (void) fprintf(stderr, " -R read and display block from a " 180ed61ec1dSYuri Pankov "device\n"); 181ed61ec1dSYuri Pankov (void) fprintf(stderr, " -s report stats on zdb's I/O\n"); 182ed61ec1dSYuri Pankov (void) fprintf(stderr, " -S simulate dedup to measure effect\n"); 183ed61ec1dSYuri Pankov (void) fprintf(stderr, " -v verbose (applies to all " 184ed61ec1dSYuri Pankov "others)\n\n"); 1853ad6c7f9SVictor Latushkin (void) fprintf(stderr, " Below options are intended for use " 186df15e419SMatthew Ahrens "with other options:\n"); 187feef89cfSVictor Latushkin (void) fprintf(stderr, " -A ignore assertions (-A), enable " 188feef89cfSVictor Latushkin "panic recovery (-AA) or both (-AAA)\n"); 1893ad6c7f9SVictor Latushkin (void) fprintf(stderr, " -e pool is exported/destroyed/" 1903ad6c7f9SVictor Latushkin "has altroot/not in a cachefile\n"); 191ed61ec1dSYuri Pankov (void) fprintf(stderr, " -F attempt automatic rewind within " 192ed61ec1dSYuri Pankov "safe range of transaction groups\n"); 193ed61ec1dSYuri Pankov (void) fprintf(stderr, " -G dump zfs_dbgmsg buffer before " 194ed61ec1dSYuri Pankov "exiting\n"); 1952e4c9986SGeorge Wilson (void) fprintf(stderr, " -I <number of inflight I/Os> -- " 196df15e419SMatthew Ahrens "specify the maximum number of " 197df15e419SMatthew Ahrens "checksumming I/Os [default is 200]\n"); 1980e60744cSPavel Zakharov (void) fprintf(stderr, " -o <variable>=<value> set global " 1990e60744cSPavel Zakharov "variable to an unsigned 32-bit integer value\n"); 200ed61ec1dSYuri Pankov (void) fprintf(stderr, " -p <path> -- use one or more with " 201ed61ec1dSYuri Pankov "-e to specify path to vdev dir\n"); 202ed61ec1dSYuri Pankov (void) fprintf(stderr, " -P print numbers in parseable form\n"); 20364723e36SYuri Pankov (void) fprintf(stderr, " -q don't print label contents\n"); 204ed61ec1dSYuri Pankov (void) fprintf(stderr, " -t <txg> -- highest txg to use when " 205ed61ec1dSYuri Pankov "searching for uberblocks\n"); 20664723e36SYuri Pankov (void) fprintf(stderr, " -u uberblock\n"); 207ed61ec1dSYuri Pankov (void) fprintf(stderr, " -U <cachefile_path> -- use alternate " 208ed61ec1dSYuri Pankov "cachefile\n"); 209dfd5965fSRichard Yao (void) fprintf(stderr, " -V do verbatim import\n"); 210ed61ec1dSYuri Pankov (void) fprintf(stderr, " -x <dumpdir> -- " 211ed61ec1dSYuri Pankov "dump all read blocks into specified directory\n"); 212ed61ec1dSYuri Pankov (void) fprintf(stderr, " -X attempt extreme rewind (does not " 213ed61ec1dSYuri Pankov "work with dataset)\n\n"); 214fa9e4066Sahrens (void) fprintf(stderr, "Specify an option more than once (e.g. -bb) " 215fa9e4066Sahrens "to make only that option verbose\n"); 216fa9e4066Sahrens (void) fprintf(stderr, "Default is to dump everything non-verbosely\n"); 217fa9e4066Sahrens exit(1); 218fa9e4066Sahrens } 219fa9e4066Sahrens 22029bdd2f9SPavel Zakharov static void 22129bdd2f9SPavel Zakharov dump_debug_buffer() 22229bdd2f9SPavel Zakharov { 22329bdd2f9SPavel Zakharov if (dump_opt['G']) { 22429bdd2f9SPavel Zakharov (void) printf("\n"); 22529bdd2f9SPavel Zakharov zfs_dbgmsg_print("zdb"); 22629bdd2f9SPavel Zakharov } 22729bdd2f9SPavel Zakharov } 22829bdd2f9SPavel Zakharov 229ccba0801SRich Morris /* 230ccba0801SRich Morris * Called for usage errors that are discovered after a call to spa_open(), 231ccba0801SRich Morris * dmu_bonus_hold(), or pool_match(). abort() is called for other errors. 232ccba0801SRich Morris */ 233ccba0801SRich Morris 234fa9e4066Sahrens static void 235fa9e4066Sahrens fatal(const char *fmt, ...) 236fa9e4066Sahrens { 237fa9e4066Sahrens va_list ap; 238fa9e4066Sahrens 239fa9e4066Sahrens va_start(ap, fmt); 240fa9e4066Sahrens (void) fprintf(stderr, "%s: ", cmdname); 241fa9e4066Sahrens (void) vfprintf(stderr, fmt, ap); 242fa9e4066Sahrens va_end(ap); 243fa9e4066Sahrens (void) fprintf(stderr, "\n"); 244fa9e4066Sahrens 24529bdd2f9SPavel Zakharov dump_debug_buffer(); 24629bdd2f9SPavel Zakharov 247ccba0801SRich Morris exit(1); 248fa9e4066Sahrens } 249fa9e4066Sahrens 250fa9e4066Sahrens /* ARGSUSED */ 251fa9e4066Sahrens static void 252fa9e4066Sahrens dump_packed_nvlist(objset_t *os, uint64_t object, void *data, size_t size) 253fa9e4066Sahrens { 254fa9e4066Sahrens nvlist_t *nv; 255fa9e4066Sahrens size_t nvsize = *(uint64_t *)data; 256fa9e4066Sahrens char *packed = umem_alloc(nvsize, UMEM_NOFAIL); 257fa9e4066Sahrens 2587bfdf011SNeil Perrin VERIFY(0 == dmu_read(os, object, 0, nvsize, packed, DMU_READ_PREFETCH)); 259fa9e4066Sahrens 260fa9e4066Sahrens VERIFY(nvlist_unpack(packed, nvsize, &nv, 0) == 0); 261fa9e4066Sahrens 262fa9e4066Sahrens umem_free(packed, nvsize); 263fa9e4066Sahrens 264fa9e4066Sahrens dump_nvlist(nv, 8); 265fa9e4066Sahrens 266fa9e4066Sahrens nvlist_free(nv); 267fa9e4066Sahrens } 268fa9e4066Sahrens 2694445fffbSMatthew Ahrens /* ARGSUSED */ 2704445fffbSMatthew Ahrens static void 2714445fffbSMatthew Ahrens dump_history_offsets(objset_t *os, uint64_t object, void *data, size_t size) 2724445fffbSMatthew Ahrens { 2734445fffbSMatthew Ahrens spa_history_phys_t *shp = data; 2744445fffbSMatthew Ahrens 2754445fffbSMatthew Ahrens if (shp == NULL) 2764445fffbSMatthew Ahrens return; 2774445fffbSMatthew Ahrens 2784445fffbSMatthew Ahrens (void) printf("\t\tpool_create_len = %llu\n", 2794445fffbSMatthew Ahrens (u_longlong_t)shp->sh_pool_create_len); 2804445fffbSMatthew Ahrens (void) printf("\t\tphys_max_off = %llu\n", 2814445fffbSMatthew Ahrens (u_longlong_t)shp->sh_phys_max_off); 2824445fffbSMatthew Ahrens (void) printf("\t\tbof = %llu\n", 2834445fffbSMatthew Ahrens (u_longlong_t)shp->sh_bof); 2844445fffbSMatthew Ahrens (void) printf("\t\teof = %llu\n", 2854445fffbSMatthew Ahrens (u_longlong_t)shp->sh_eof); 2864445fffbSMatthew Ahrens (void) printf("\t\trecords_lost = %llu\n", 2874445fffbSMatthew Ahrens (u_longlong_t)shp->sh_records_lost); 2884445fffbSMatthew Ahrens } 2894445fffbSMatthew Ahrens 2903f9d6ad7SLin Ling static void 2910a055120SJason King zdb_nicenum(uint64_t num, char *buf, size_t buflen) 2923f9d6ad7SLin Ling { 2933f9d6ad7SLin Ling if (dump_opt['P']) 2940a055120SJason King (void) snprintf(buf, buflen, "%llu", (longlong_t)num); 2953f9d6ad7SLin Ling else 2960a055120SJason King nicenum(num, buf, sizeof (buf)); 2973f9d6ad7SLin Ling } 2983f9d6ad7SLin Ling 2993f7978d0SAlan Somers static const char histo_stars[] = "****************************************"; 3003f7978d0SAlan Somers static const uint64_t histo_width = sizeof (histo_stars) - 1; 301fa9e4066Sahrens 302fa9e4066Sahrens static void 3030713e232SGeorge Wilson dump_histogram(const uint64_t *histo, int size, int offset) 304fa9e4066Sahrens { 305fa9e4066Sahrens int i; 306490d05b9SMatthew Ahrens int minidx = size - 1; 307fa9e4066Sahrens int maxidx = 0; 308fa9e4066Sahrens uint64_t max = 0; 309fa9e4066Sahrens 310490d05b9SMatthew Ahrens for (i = 0; i < size; i++) { 311fa9e4066Sahrens if (histo[i] > max) 312fa9e4066Sahrens max = histo[i]; 313fa9e4066Sahrens if (histo[i] > 0 && i > maxidx) 314fa9e4066Sahrens maxidx = i; 315fa9e4066Sahrens if (histo[i] > 0 && i < minidx) 316fa9e4066Sahrens minidx = i; 317fa9e4066Sahrens } 318fa9e4066Sahrens 319490d05b9SMatthew Ahrens if (max < histo_width) 320490d05b9SMatthew Ahrens max = histo_width; 321fa9e4066Sahrens 322490d05b9SMatthew Ahrens for (i = minidx; i <= maxidx; i++) { 323490d05b9SMatthew Ahrens (void) printf("\t\t\t%3u: %6llu %s\n", 3240713e232SGeorge Wilson i + offset, (u_longlong_t)histo[i], 325490d05b9SMatthew Ahrens &histo_stars[(max - histo[i]) * histo_width / max]); 326490d05b9SMatthew Ahrens } 327fa9e4066Sahrens } 328fa9e4066Sahrens 329fa9e4066Sahrens static void 330fa9e4066Sahrens dump_zap_stats(objset_t *os, uint64_t object) 331fa9e4066Sahrens { 332fa9e4066Sahrens int error; 333fa9e4066Sahrens zap_stats_t zs; 334fa9e4066Sahrens 335fa9e4066Sahrens error = zap_get_stats(os, object, &zs); 336fa9e4066Sahrens if (error) 337fa9e4066Sahrens return; 338fa9e4066Sahrens 339fa9e4066Sahrens if (zs.zs_ptrtbl_len == 0) { 340fa9e4066Sahrens ASSERT(zs.zs_num_blocks == 1); 341fa9e4066Sahrens (void) printf("\tmicrozap: %llu bytes, %llu entries\n", 342fa9e4066Sahrens (u_longlong_t)zs.zs_blocksize, 343fa9e4066Sahrens (u_longlong_t)zs.zs_num_entries); 344fa9e4066Sahrens return; 345fa9e4066Sahrens } 346fa9e4066Sahrens 347fa9e4066Sahrens (void) printf("\tFat ZAP stats:\n"); 3488248818dSnd 3498248818dSnd (void) printf("\t\tPointer table:\n"); 3508248818dSnd (void) printf("\t\t\t%llu elements\n", 351fa9e4066Sahrens (u_longlong_t)zs.zs_ptrtbl_len); 3528248818dSnd (void) printf("\t\t\tzt_blk: %llu\n", 3538248818dSnd (u_longlong_t)zs.zs_ptrtbl_zt_blk); 3548248818dSnd (void) printf("\t\t\tzt_numblks: %llu\n", 3558248818dSnd (u_longlong_t)zs.zs_ptrtbl_zt_numblks); 3568248818dSnd (void) printf("\t\t\tzt_shift: %llu\n", 3578248818dSnd (u_longlong_t)zs.zs_ptrtbl_zt_shift); 3588248818dSnd (void) printf("\t\t\tzt_blks_copied: %llu\n", 3598248818dSnd (u_longlong_t)zs.zs_ptrtbl_blks_copied); 3608248818dSnd (void) printf("\t\t\tzt_nextblk: %llu\n", 3618248818dSnd (u_longlong_t)zs.zs_ptrtbl_nextblk); 3628248818dSnd 363fa9e4066Sahrens (void) printf("\t\tZAP entries: %llu\n", 364fa9e4066Sahrens (u_longlong_t)zs.zs_num_entries); 365fa9e4066Sahrens (void) printf("\t\tLeaf blocks: %llu\n", 366fa9e4066Sahrens (u_longlong_t)zs.zs_num_leafs); 367fa9e4066Sahrens (void) printf("\t\tTotal blocks: %llu\n", 368fa9e4066Sahrens (u_longlong_t)zs.zs_num_blocks); 3698248818dSnd (void) printf("\t\tzap_block_type: 0x%llx\n", 3708248818dSnd (u_longlong_t)zs.zs_block_type); 3718248818dSnd (void) printf("\t\tzap_magic: 0x%llx\n", 3728248818dSnd (u_longlong_t)zs.zs_magic); 3738248818dSnd (void) printf("\t\tzap_salt: 0x%llx\n", 3748248818dSnd (u_longlong_t)zs.zs_salt); 375fa9e4066Sahrens 376fa9e4066Sahrens (void) printf("\t\tLeafs with 2^n pointers:\n"); 3770713e232SGeorge Wilson dump_histogram(zs.zs_leafs_with_2n_pointers, ZAP_HISTOGRAM_SIZE, 0); 378fa9e4066Sahrens 379fa9e4066Sahrens (void) printf("\t\tBlocks with n*5 entries:\n"); 3800713e232SGeorge Wilson dump_histogram(zs.zs_blocks_with_n5_entries, ZAP_HISTOGRAM_SIZE, 0); 381fa9e4066Sahrens 382fa9e4066Sahrens (void) printf("\t\tBlocks n/10 full:\n"); 3830713e232SGeorge Wilson dump_histogram(zs.zs_blocks_n_tenths_full, ZAP_HISTOGRAM_SIZE, 0); 384fa9e4066Sahrens 385fa9e4066Sahrens (void) printf("\t\tEntries with n chunks:\n"); 3860713e232SGeorge Wilson dump_histogram(zs.zs_entries_using_n_chunks, ZAP_HISTOGRAM_SIZE, 0); 387fa9e4066Sahrens 388fa9e4066Sahrens (void) printf("\t\tBuckets with n entries:\n"); 3890713e232SGeorge Wilson dump_histogram(zs.zs_buckets_with_n_entries, ZAP_HISTOGRAM_SIZE, 0); 390fa9e4066Sahrens } 391fa9e4066Sahrens 392fa9e4066Sahrens /*ARGSUSED*/ 393fa9e4066Sahrens static void 394fa9e4066Sahrens dump_none(objset_t *os, uint64_t object, void *data, size_t size) 395fa9e4066Sahrens { 396fa9e4066Sahrens } 397fa9e4066Sahrens 3986de8f417SVictor Latushkin /*ARGSUSED*/ 3996de8f417SVictor Latushkin static void 4006de8f417SVictor Latushkin dump_unknown(objset_t *os, uint64_t object, void *data, size_t size) 4016de8f417SVictor Latushkin { 4026de8f417SVictor Latushkin (void) printf("\tUNKNOWN OBJECT TYPE\n"); 4036de8f417SVictor Latushkin } 4046de8f417SVictor Latushkin 405fa9e4066Sahrens /*ARGSUSED*/ 4063f7978d0SAlan Somers static void 407fa9e4066Sahrens dump_uint8(objset_t *os, uint64_t object, void *data, size_t size) 408fa9e4066Sahrens { 409fa9e4066Sahrens } 410fa9e4066Sahrens 411fa9e4066Sahrens /*ARGSUSED*/ 412fa9e4066Sahrens static void 413fa9e4066Sahrens dump_uint64(objset_t *os, uint64_t object, void *data, size_t size) 414fa9e4066Sahrens { 415fa9e4066Sahrens } 416fa9e4066Sahrens 417fa9e4066Sahrens /*ARGSUSED*/ 418fa9e4066Sahrens static void 419fa9e4066Sahrens dump_zap(objset_t *os, uint64_t object, void *data, size_t size) 420fa9e4066Sahrens { 421fa9e4066Sahrens zap_cursor_t zc; 422fa9e4066Sahrens zap_attribute_t attr; 423fa9e4066Sahrens void *prop; 4243f7978d0SAlan Somers unsigned i; 425fa9e4066Sahrens 426fa9e4066Sahrens dump_zap_stats(os, object); 427fa9e4066Sahrens (void) printf("\n"); 428fa9e4066Sahrens 429fa9e4066Sahrens for (zap_cursor_init(&zc, os, object); 430fa9e4066Sahrens zap_cursor_retrieve(&zc, &attr) == 0; 431fa9e4066Sahrens zap_cursor_advance(&zc)) { 432fa9e4066Sahrens (void) printf("\t\t%s = ", attr.za_name); 433fa9e4066Sahrens if (attr.za_num_integers == 0) { 434fa9e4066Sahrens (void) printf("\n"); 435fa9e4066Sahrens continue; 436fa9e4066Sahrens } 437fa9e4066Sahrens prop = umem_zalloc(attr.za_num_integers * 438fa9e4066Sahrens attr.za_integer_length, UMEM_NOFAIL); 439fa9e4066Sahrens (void) zap_lookup(os, object, attr.za_name, 440fa9e4066Sahrens attr.za_integer_length, attr.za_num_integers, prop); 441fa9e4066Sahrens if (attr.za_integer_length == 1) { 442fa9e4066Sahrens (void) printf("%s", (char *)prop); 443fa9e4066Sahrens } else { 444fa9e4066Sahrens for (i = 0; i < attr.za_num_integers; i++) { 445fa9e4066Sahrens switch (attr.za_integer_length) { 446fa9e4066Sahrens case 2: 447fa9e4066Sahrens (void) printf("%u ", 448fa9e4066Sahrens ((uint16_t *)prop)[i]); 449fa9e4066Sahrens break; 450fa9e4066Sahrens case 4: 451fa9e4066Sahrens (void) printf("%u ", 452fa9e4066Sahrens ((uint32_t *)prop)[i]); 453fa9e4066Sahrens break; 454fa9e4066Sahrens case 8: 455fa9e4066Sahrens (void) printf("%lld ", 456fa9e4066Sahrens (u_longlong_t)((int64_t *)prop)[i]); 457fa9e4066Sahrens break; 458fa9e4066Sahrens } 459fa9e4066Sahrens } 460fa9e4066Sahrens } 461fa9e4066Sahrens (void) printf("\n"); 462fa9e4066Sahrens umem_free(prop, attr.za_num_integers * attr.za_integer_length); 463fa9e4066Sahrens } 46487e5029aSahrens zap_cursor_fini(&zc); 465fa9e4066Sahrens } 466fa9e4066Sahrens 467732885fcSMatthew Ahrens static void 468732885fcSMatthew Ahrens dump_bpobj(objset_t *os, uint64_t object, void *data, size_t size) 469732885fcSMatthew Ahrens { 470732885fcSMatthew Ahrens bpobj_phys_t *bpop = data; 471732885fcSMatthew Ahrens char bytes[32], comp[32], uncomp[32]; 472732885fcSMatthew Ahrens 4730a055120SJason King /* make sure the output won't get truncated */ 4740a055120SJason King CTASSERT(sizeof (bytes) >= NN_NUMBUF_SZ); 4750a055120SJason King CTASSERT(sizeof (comp) >= NN_NUMBUF_SZ); 4760a055120SJason King CTASSERT(sizeof (uncomp) >= NN_NUMBUF_SZ); 4770a055120SJason King 478732885fcSMatthew Ahrens if (bpop == NULL) 479732885fcSMatthew Ahrens return; 480732885fcSMatthew Ahrens 4810a055120SJason King zdb_nicenum(bpop->bpo_bytes, bytes, sizeof (bytes)); 4820a055120SJason King zdb_nicenum(bpop->bpo_comp, comp, sizeof (comp)); 4830a055120SJason King zdb_nicenum(bpop->bpo_uncomp, uncomp, sizeof (uncomp)); 484732885fcSMatthew Ahrens 485732885fcSMatthew Ahrens (void) printf("\t\tnum_blkptrs = %llu\n", 486732885fcSMatthew Ahrens (u_longlong_t)bpop->bpo_num_blkptrs); 487732885fcSMatthew Ahrens (void) printf("\t\tbytes = %s\n", bytes); 488732885fcSMatthew Ahrens if (size >= BPOBJ_SIZE_V1) { 489732885fcSMatthew Ahrens (void) printf("\t\tcomp = %s\n", comp); 490732885fcSMatthew Ahrens (void) printf("\t\tuncomp = %s\n", uncomp); 491732885fcSMatthew Ahrens } 492732885fcSMatthew Ahrens if (size >= sizeof (*bpop)) { 493732885fcSMatthew Ahrens (void) printf("\t\tsubobjs = %llu\n", 494732885fcSMatthew Ahrens (u_longlong_t)bpop->bpo_subobjs); 495732885fcSMatthew Ahrens (void) printf("\t\tnum_subobjs = %llu\n", 496732885fcSMatthew Ahrens (u_longlong_t)bpop->bpo_num_subobjs); 497732885fcSMatthew Ahrens } 498732885fcSMatthew Ahrens 499732885fcSMatthew Ahrens if (dump_opt['d'] < 5) 500732885fcSMatthew Ahrens return; 501732885fcSMatthew Ahrens 502732885fcSMatthew Ahrens for (uint64_t i = 0; i < bpop->bpo_num_blkptrs; i++) { 503732885fcSMatthew Ahrens char blkbuf[BP_SPRINTF_LEN]; 504732885fcSMatthew Ahrens blkptr_t bp; 505732885fcSMatthew Ahrens 506732885fcSMatthew Ahrens int err = dmu_read(os, object, 507732885fcSMatthew Ahrens i * sizeof (bp), sizeof (bp), &bp, 0); 508732885fcSMatthew Ahrens if (err != 0) { 509732885fcSMatthew Ahrens (void) printf("got error %u from dmu_read\n", err); 510732885fcSMatthew Ahrens break; 511732885fcSMatthew Ahrens } 512732885fcSMatthew Ahrens snprintf_blkptr_compact(blkbuf, sizeof (blkbuf), &bp); 513732885fcSMatthew Ahrens (void) printf("\t%s\n", blkbuf); 514732885fcSMatthew Ahrens } 515732885fcSMatthew Ahrens } 516732885fcSMatthew Ahrens 517732885fcSMatthew Ahrens /* ARGSUSED */ 518732885fcSMatthew Ahrens static void 519732885fcSMatthew Ahrens dump_bpobj_subobjs(objset_t *os, uint64_t object, void *data, size_t size) 520732885fcSMatthew Ahrens { 521732885fcSMatthew Ahrens dmu_object_info_t doi; 522732885fcSMatthew Ahrens 523732885fcSMatthew Ahrens VERIFY0(dmu_object_info(os, object, &doi)); 524732885fcSMatthew Ahrens uint64_t *subobjs = kmem_alloc(doi.doi_max_offset, KM_SLEEP); 525732885fcSMatthew Ahrens 526732885fcSMatthew Ahrens int err = dmu_read(os, object, 0, doi.doi_max_offset, subobjs, 0); 527732885fcSMatthew Ahrens if (err != 0) { 528732885fcSMatthew Ahrens (void) printf("got error %u from dmu_read\n", err); 529732885fcSMatthew Ahrens kmem_free(subobjs, doi.doi_max_offset); 530732885fcSMatthew Ahrens return; 531732885fcSMatthew Ahrens } 532732885fcSMatthew Ahrens 533732885fcSMatthew Ahrens int64_t last_nonzero = -1; 534732885fcSMatthew Ahrens for (uint64_t i = 0; i < doi.doi_max_offset / 8; i++) { 535732885fcSMatthew Ahrens if (subobjs[i] != 0) 536732885fcSMatthew Ahrens last_nonzero = i; 537732885fcSMatthew Ahrens } 538732885fcSMatthew Ahrens 539732885fcSMatthew Ahrens for (int64_t i = 0; i <= last_nonzero; i++) { 540732885fcSMatthew Ahrens (void) printf("\t%llu\n", (longlong_t)subobjs[i]); 541732885fcSMatthew Ahrens } 542732885fcSMatthew Ahrens kmem_free(subobjs, doi.doi_max_offset); 543732885fcSMatthew Ahrens } 544732885fcSMatthew Ahrens 545486ae710SMatthew Ahrens /*ARGSUSED*/ 546486ae710SMatthew Ahrens static void 547486ae710SMatthew Ahrens dump_ddt_zap(objset_t *os, uint64_t object, void *data, size_t size) 548486ae710SMatthew Ahrens { 549486ae710SMatthew Ahrens dump_zap_stats(os, object); 550486ae710SMatthew Ahrens /* contents are printed elsewhere, properly decoded */ 551486ae710SMatthew Ahrens } 552486ae710SMatthew Ahrens 5530a586ceaSMark Shellenbaum /*ARGSUSED*/ 5540a586ceaSMark Shellenbaum static void 5550a586ceaSMark Shellenbaum dump_sa_attrs(objset_t *os, uint64_t object, void *data, size_t size) 5560a586ceaSMark Shellenbaum { 5570a586ceaSMark Shellenbaum zap_cursor_t zc; 5580a586ceaSMark Shellenbaum zap_attribute_t attr; 5590a586ceaSMark Shellenbaum 5600a586ceaSMark Shellenbaum dump_zap_stats(os, object); 5610a586ceaSMark Shellenbaum (void) printf("\n"); 5620a586ceaSMark Shellenbaum 5630a586ceaSMark Shellenbaum for (zap_cursor_init(&zc, os, object); 5640a586ceaSMark Shellenbaum zap_cursor_retrieve(&zc, &attr) == 0; 5650a586ceaSMark Shellenbaum zap_cursor_advance(&zc)) { 5660a586ceaSMark Shellenbaum (void) printf("\t\t%s = ", attr.za_name); 5670a586ceaSMark Shellenbaum if (attr.za_num_integers == 0) { 5680a586ceaSMark Shellenbaum (void) printf("\n"); 5690a586ceaSMark Shellenbaum continue; 5700a586ceaSMark Shellenbaum } 5710a586ceaSMark Shellenbaum (void) printf(" %llx : [%d:%d:%d]\n", 5720a586ceaSMark Shellenbaum (u_longlong_t)attr.za_first_integer, 5730a586ceaSMark Shellenbaum (int)ATTR_LENGTH(attr.za_first_integer), 5740a586ceaSMark Shellenbaum (int)ATTR_BSWAP(attr.za_first_integer), 5750a586ceaSMark Shellenbaum (int)ATTR_NUM(attr.za_first_integer)); 5760a586ceaSMark Shellenbaum } 5770a586ceaSMark Shellenbaum zap_cursor_fini(&zc); 5780a586ceaSMark Shellenbaum } 5790a586ceaSMark Shellenbaum 5800a586ceaSMark Shellenbaum /*ARGSUSED*/ 5810a586ceaSMark Shellenbaum static void 5820a586ceaSMark Shellenbaum dump_sa_layouts(objset_t *os, uint64_t object, void *data, size_t size) 5830a586ceaSMark Shellenbaum { 5840a586ceaSMark Shellenbaum zap_cursor_t zc; 5850a586ceaSMark Shellenbaum zap_attribute_t attr; 5860a586ceaSMark Shellenbaum uint16_t *layout_attrs; 5873f7978d0SAlan Somers unsigned i; 5880a586ceaSMark Shellenbaum 5890a586ceaSMark Shellenbaum dump_zap_stats(os, object); 5900a586ceaSMark Shellenbaum (void) printf("\n"); 5910a586ceaSMark Shellenbaum 5920a586ceaSMark Shellenbaum for (zap_cursor_init(&zc, os, object); 5930a586ceaSMark Shellenbaum zap_cursor_retrieve(&zc, &attr) == 0; 5940a586ceaSMark Shellenbaum zap_cursor_advance(&zc)) { 5950a586ceaSMark Shellenbaum (void) printf("\t\t%s = [", attr.za_name); 5960a586ceaSMark Shellenbaum if (attr.za_num_integers == 0) { 5970a586ceaSMark Shellenbaum (void) printf("\n"); 5980a586ceaSMark Shellenbaum continue; 5990a586ceaSMark Shellenbaum } 6000a586ceaSMark Shellenbaum 6010a586ceaSMark Shellenbaum VERIFY(attr.za_integer_length == 2); 6020a586ceaSMark Shellenbaum layout_attrs = umem_zalloc(attr.za_num_integers * 6030a586ceaSMark Shellenbaum attr.za_integer_length, UMEM_NOFAIL); 6040a586ceaSMark Shellenbaum 6050a586ceaSMark Shellenbaum VERIFY(zap_lookup(os, object, attr.za_name, 6060a586ceaSMark Shellenbaum attr.za_integer_length, 6070a586ceaSMark Shellenbaum attr.za_num_integers, layout_attrs) == 0); 6080a586ceaSMark Shellenbaum 6090a586ceaSMark Shellenbaum for (i = 0; i != attr.za_num_integers; i++) 6100a586ceaSMark Shellenbaum (void) printf(" %d ", (int)layout_attrs[i]); 6110a586ceaSMark Shellenbaum (void) printf("]\n"); 6120a586ceaSMark Shellenbaum umem_free(layout_attrs, 6130a586ceaSMark Shellenbaum attr.za_num_integers * attr.za_integer_length); 6140a586ceaSMark Shellenbaum } 6150a586ceaSMark Shellenbaum zap_cursor_fini(&zc); 6160a586ceaSMark Shellenbaum } 6170a586ceaSMark Shellenbaum 618e7437265Sahrens /*ARGSUSED*/ 619e7437265Sahrens static void 620e7437265Sahrens dump_zpldir(objset_t *os, uint64_t object, void *data, size_t size) 621e7437265Sahrens { 622e7437265Sahrens zap_cursor_t zc; 623e7437265Sahrens zap_attribute_t attr; 624e7437265Sahrens const char *typenames[] = { 625e7437265Sahrens /* 0 */ "not specified", 626e7437265Sahrens /* 1 */ "FIFO", 627e7437265Sahrens /* 2 */ "Character Device", 628e7437265Sahrens /* 3 */ "3 (invalid)", 629e7437265Sahrens /* 4 */ "Directory", 630e7437265Sahrens /* 5 */ "5 (invalid)", 631e7437265Sahrens /* 6 */ "Block Device", 632e7437265Sahrens /* 7 */ "7 (invalid)", 633e7437265Sahrens /* 8 */ "Regular File", 634e7437265Sahrens /* 9 */ "9 (invalid)", 635e7437265Sahrens /* 10 */ "Symbolic Link", 636e7437265Sahrens /* 11 */ "11 (invalid)", 637e7437265Sahrens /* 12 */ "Socket", 638e7437265Sahrens /* 13 */ "Door", 639e7437265Sahrens /* 14 */ "Event Port", 640e7437265Sahrens /* 15 */ "15 (invalid)", 641e7437265Sahrens }; 642e7437265Sahrens 643e7437265Sahrens dump_zap_stats(os, object); 644e7437265Sahrens (void) printf("\n"); 645e7437265Sahrens 646e7437265Sahrens for (zap_cursor_init(&zc, os, object); 647e7437265Sahrens zap_cursor_retrieve(&zc, &attr) == 0; 648e7437265Sahrens zap_cursor_advance(&zc)) { 649e7437265Sahrens (void) printf("\t\t%s = %lld (type: %s)\n", 650e7437265Sahrens attr.za_name, ZFS_DIRENT_OBJ(attr.za_first_integer), 651e7437265Sahrens typenames[ZFS_DIRENT_TYPE(attr.za_first_integer)]); 652e7437265Sahrens } 653e7437265Sahrens zap_cursor_fini(&zc); 654e7437265Sahrens } 655e7437265Sahrens 6563f7978d0SAlan Somers static int 6570713e232SGeorge Wilson get_dtl_refcount(vdev_t *vd) 6580713e232SGeorge Wilson { 6590713e232SGeorge Wilson int refcount = 0; 6600713e232SGeorge Wilson 6610713e232SGeorge Wilson if (vd->vdev_ops->vdev_op_leaf) { 6620713e232SGeorge Wilson space_map_t *sm = vd->vdev_dtl_sm; 6630713e232SGeorge Wilson 6640713e232SGeorge Wilson if (sm != NULL && 6650713e232SGeorge Wilson sm->sm_dbuf->db_size == sizeof (space_map_phys_t)) 6660713e232SGeorge Wilson return (1); 6670713e232SGeorge Wilson return (0); 6680713e232SGeorge Wilson } 6690713e232SGeorge Wilson 6703f7978d0SAlan Somers for (unsigned c = 0; c < vd->vdev_children; c++) 6710713e232SGeorge Wilson refcount += get_dtl_refcount(vd->vdev_child[c]); 6720713e232SGeorge Wilson return (refcount); 6730713e232SGeorge Wilson } 6740713e232SGeorge Wilson 6753f7978d0SAlan Somers static int 6760713e232SGeorge Wilson get_metaslab_refcount(vdev_t *vd) 6770713e232SGeorge Wilson { 6780713e232SGeorge Wilson int refcount = 0; 6790713e232SGeorge Wilson 6805cabbc6bSPrashanth Sreenivasa if (vd->vdev_top == vd) { 6815cabbc6bSPrashanth Sreenivasa for (uint64_t m = 0; m < vd->vdev_ms_count; m++) { 6820713e232SGeorge Wilson space_map_t *sm = vd->vdev_ms[m]->ms_sm; 6830713e232SGeorge Wilson 6840713e232SGeorge Wilson if (sm != NULL && 6850713e232SGeorge Wilson sm->sm_dbuf->db_size == sizeof (space_map_phys_t)) 6860713e232SGeorge Wilson refcount++; 6870713e232SGeorge Wilson } 6880713e232SGeorge Wilson } 6893f7978d0SAlan Somers for (unsigned c = 0; c < vd->vdev_children; c++) 6900713e232SGeorge Wilson refcount += get_metaslab_refcount(vd->vdev_child[c]); 6910713e232SGeorge Wilson 6920713e232SGeorge Wilson return (refcount); 6930713e232SGeorge Wilson } 6940713e232SGeorge Wilson 6955cabbc6bSPrashanth Sreenivasa static int 6965cabbc6bSPrashanth Sreenivasa get_obsolete_refcount(vdev_t *vd) 6975cabbc6bSPrashanth Sreenivasa { 6985cabbc6bSPrashanth Sreenivasa int refcount = 0; 6995cabbc6bSPrashanth Sreenivasa 7005cabbc6bSPrashanth Sreenivasa uint64_t obsolete_sm_obj = vdev_obsolete_sm_object(vd); 7015cabbc6bSPrashanth Sreenivasa if (vd->vdev_top == vd && obsolete_sm_obj != 0) { 7025cabbc6bSPrashanth Sreenivasa dmu_object_info_t doi; 7035cabbc6bSPrashanth Sreenivasa VERIFY0(dmu_object_info(vd->vdev_spa->spa_meta_objset, 7045cabbc6bSPrashanth Sreenivasa obsolete_sm_obj, &doi)); 7055cabbc6bSPrashanth Sreenivasa if (doi.doi_bonus_size == sizeof (space_map_phys_t)) { 7065cabbc6bSPrashanth Sreenivasa refcount++; 7075cabbc6bSPrashanth Sreenivasa } 7085cabbc6bSPrashanth Sreenivasa } else { 7095cabbc6bSPrashanth Sreenivasa ASSERT3P(vd->vdev_obsolete_sm, ==, NULL); 7105cabbc6bSPrashanth Sreenivasa ASSERT3U(obsolete_sm_obj, ==, 0); 7115cabbc6bSPrashanth Sreenivasa } 7125cabbc6bSPrashanth Sreenivasa for (unsigned c = 0; c < vd->vdev_children; c++) { 7135cabbc6bSPrashanth Sreenivasa refcount += get_obsolete_refcount(vd->vdev_child[c]); 7145cabbc6bSPrashanth Sreenivasa } 7155cabbc6bSPrashanth Sreenivasa 7165cabbc6bSPrashanth Sreenivasa return (refcount); 7175cabbc6bSPrashanth Sreenivasa } 7185cabbc6bSPrashanth Sreenivasa 7195cabbc6bSPrashanth Sreenivasa static int 7205cabbc6bSPrashanth Sreenivasa get_prev_obsolete_spacemap_refcount(spa_t *spa) 7215cabbc6bSPrashanth Sreenivasa { 7225cabbc6bSPrashanth Sreenivasa uint64_t prev_obj = 7235cabbc6bSPrashanth Sreenivasa spa->spa_condensing_indirect_phys.scip_prev_obsolete_sm_object; 7245cabbc6bSPrashanth Sreenivasa if (prev_obj != 0) { 7255cabbc6bSPrashanth Sreenivasa dmu_object_info_t doi; 7265cabbc6bSPrashanth Sreenivasa VERIFY0(dmu_object_info(spa->spa_meta_objset, prev_obj, &doi)); 7275cabbc6bSPrashanth Sreenivasa if (doi.doi_bonus_size == sizeof (space_map_phys_t)) { 7285cabbc6bSPrashanth Sreenivasa return (1); 7295cabbc6bSPrashanth Sreenivasa } 7305cabbc6bSPrashanth Sreenivasa } 7315cabbc6bSPrashanth Sreenivasa return (0); 7325cabbc6bSPrashanth Sreenivasa } 7335cabbc6bSPrashanth Sreenivasa 73486714001SSerapheim Dimitropoulos static int 73586714001SSerapheim Dimitropoulos get_checkpoint_refcount(vdev_t *vd) 73686714001SSerapheim Dimitropoulos { 73786714001SSerapheim Dimitropoulos int refcount = 0; 73886714001SSerapheim Dimitropoulos 73986714001SSerapheim Dimitropoulos if (vd->vdev_top == vd && vd->vdev_top_zap != 0 && 74086714001SSerapheim Dimitropoulos zap_contains(spa_meta_objset(vd->vdev_spa), 74186714001SSerapheim Dimitropoulos vd->vdev_top_zap, VDEV_TOP_ZAP_POOL_CHECKPOINT_SM) == 0) 74286714001SSerapheim Dimitropoulos refcount++; 74386714001SSerapheim Dimitropoulos 74486714001SSerapheim Dimitropoulos for (uint64_t c = 0; c < vd->vdev_children; c++) 74586714001SSerapheim Dimitropoulos refcount += get_checkpoint_refcount(vd->vdev_child[c]); 74686714001SSerapheim Dimitropoulos 74786714001SSerapheim Dimitropoulos return (refcount); 74886714001SSerapheim Dimitropoulos } 74986714001SSerapheim Dimitropoulos 7500713e232SGeorge Wilson static int 7510713e232SGeorge Wilson verify_spacemap_refcounts(spa_t *spa) 7520713e232SGeorge Wilson { 7532acef22dSMatthew Ahrens uint64_t expected_refcount = 0; 7542acef22dSMatthew Ahrens uint64_t actual_refcount; 7550713e232SGeorge Wilson 7562acef22dSMatthew Ahrens (void) feature_get_refcount(spa, 7572acef22dSMatthew Ahrens &spa_feature_table[SPA_FEATURE_SPACEMAP_HISTOGRAM], 7582acef22dSMatthew Ahrens &expected_refcount); 7590713e232SGeorge Wilson actual_refcount = get_dtl_refcount(spa->spa_root_vdev); 7600713e232SGeorge Wilson actual_refcount += get_metaslab_refcount(spa->spa_root_vdev); 7615cabbc6bSPrashanth Sreenivasa actual_refcount += get_obsolete_refcount(spa->spa_root_vdev); 7625cabbc6bSPrashanth Sreenivasa actual_refcount += get_prev_obsolete_spacemap_refcount(spa); 76386714001SSerapheim Dimitropoulos actual_refcount += get_checkpoint_refcount(spa->spa_root_vdev); 7640713e232SGeorge Wilson 7650713e232SGeorge Wilson if (expected_refcount != actual_refcount) { 7662acef22dSMatthew Ahrens (void) printf("space map refcount mismatch: expected %lld != " 7672acef22dSMatthew Ahrens "actual %lld\n", 7682acef22dSMatthew Ahrens (longlong_t)expected_refcount, 7692acef22dSMatthew Ahrens (longlong_t)actual_refcount); 7700713e232SGeorge Wilson return (2); 7710713e232SGeorge Wilson } 7720713e232SGeorge Wilson return (0); 7730713e232SGeorge Wilson } 7740713e232SGeorge Wilson 775fa9e4066Sahrens static void 7760713e232SGeorge Wilson dump_spacemap(objset_t *os, space_map_t *sm) 777fa9e4066Sahrens { 7785cabbc6bSPrashanth Sreenivasa char *ddata[] = { "ALLOC", "FREE", "CONDENSE", "INVALID", 7795cabbc6bSPrashanth Sreenivasa "INVALID", "INVALID", "INVALID", "INVALID" }; 780fa9e4066Sahrens 7810713e232SGeorge Wilson if (sm == NULL) 782fa9e4066Sahrens return; 783fa9e4066Sahrens 7845cabbc6bSPrashanth Sreenivasa (void) printf("space map object %llu:\n", 7855cabbc6bSPrashanth Sreenivasa (longlong_t)sm->sm_phys->smp_object); 7865cabbc6bSPrashanth Sreenivasa (void) printf(" smp_objsize = 0x%llx\n", 7875cabbc6bSPrashanth Sreenivasa (longlong_t)sm->sm_phys->smp_objsize); 7885cabbc6bSPrashanth Sreenivasa (void) printf(" smp_alloc = 0x%llx\n", 7895cabbc6bSPrashanth Sreenivasa (longlong_t)sm->sm_phys->smp_alloc); 7905cabbc6bSPrashanth Sreenivasa 791fa9e4066Sahrens /* 792fa9e4066Sahrens * Print out the freelist entries in both encoded and decoded form. 793fa9e4066Sahrens */ 79417f11284SSerapheim Dimitropoulos uint8_t mapshift = sm->sm_shift; 79517f11284SSerapheim Dimitropoulos int64_t alloc = 0; 79617f11284SSerapheim Dimitropoulos uint64_t word; 79717f11284SSerapheim Dimitropoulos for (uint64_t offset = 0; offset < space_map_length(sm); 79817f11284SSerapheim Dimitropoulos offset += sizeof (word)) { 7990713e232SGeorge Wilson 8000713e232SGeorge Wilson VERIFY0(dmu_read(os, space_map_object(sm), offset, 80117f11284SSerapheim Dimitropoulos sizeof (word), &word, DMU_READ_PREFETCH)); 8020713e232SGeorge Wilson 80317f11284SSerapheim Dimitropoulos if (sm_entry_is_debug(word)) { 80487219db7SVictor Latushkin (void) printf("\t [%6llu] %s: txg %llu, pass %llu\n", 80517f11284SSerapheim Dimitropoulos (u_longlong_t)(offset / sizeof (word)), 80617f11284SSerapheim Dimitropoulos ddata[SM_DEBUG_ACTION_DECODE(word)], 80717f11284SSerapheim Dimitropoulos (u_longlong_t)SM_DEBUG_TXG_DECODE(word), 80817f11284SSerapheim Dimitropoulos (u_longlong_t)SM_DEBUG_SYNCPASS_DECODE(word)); 80917f11284SSerapheim Dimitropoulos continue; 81017f11284SSerapheim Dimitropoulos } 81117f11284SSerapheim Dimitropoulos 81217f11284SSerapheim Dimitropoulos uint8_t words; 81317f11284SSerapheim Dimitropoulos char entry_type; 81417f11284SSerapheim Dimitropoulos uint64_t entry_off, entry_run, entry_vdev = SM_NO_VDEVID; 81517f11284SSerapheim Dimitropoulos 81617f11284SSerapheim Dimitropoulos if (sm_entry_is_single_word(word)) { 81717f11284SSerapheim Dimitropoulos entry_type = (SM_TYPE_DECODE(word) == SM_ALLOC) ? 81817f11284SSerapheim Dimitropoulos 'A' : 'F'; 81917f11284SSerapheim Dimitropoulos entry_off = (SM_OFFSET_DECODE(word) << mapshift) + 82017f11284SSerapheim Dimitropoulos sm->sm_start; 82117f11284SSerapheim Dimitropoulos entry_run = SM_RUN_DECODE(word) << mapshift; 82217f11284SSerapheim Dimitropoulos words = 1; 823fa9e4066Sahrens } else { 82417f11284SSerapheim Dimitropoulos /* it is a two-word entry so we read another word */ 82517f11284SSerapheim Dimitropoulos ASSERT(sm_entry_is_double_word(word)); 82617f11284SSerapheim Dimitropoulos 82717f11284SSerapheim Dimitropoulos uint64_t extra_word; 82817f11284SSerapheim Dimitropoulos offset += sizeof (extra_word); 82917f11284SSerapheim Dimitropoulos VERIFY0(dmu_read(os, space_map_object(sm), offset, 83017f11284SSerapheim Dimitropoulos sizeof (extra_word), &extra_word, 83117f11284SSerapheim Dimitropoulos DMU_READ_PREFETCH)); 83217f11284SSerapheim Dimitropoulos 83317f11284SSerapheim Dimitropoulos ASSERT3U(offset, <=, space_map_length(sm)); 83417f11284SSerapheim Dimitropoulos 83517f11284SSerapheim Dimitropoulos entry_run = SM2_RUN_DECODE(word) << mapshift; 83617f11284SSerapheim Dimitropoulos entry_vdev = SM2_VDEV_DECODE(word); 83717f11284SSerapheim Dimitropoulos entry_type = (SM2_TYPE_DECODE(extra_word) == SM_ALLOC) ? 83817f11284SSerapheim Dimitropoulos 'A' : 'F'; 83917f11284SSerapheim Dimitropoulos entry_off = (SM2_OFFSET_DECODE(extra_word) << 84017f11284SSerapheim Dimitropoulos mapshift) + sm->sm_start; 84117f11284SSerapheim Dimitropoulos words = 2; 842fa9e4066Sahrens } 84317f11284SSerapheim Dimitropoulos 84417f11284SSerapheim Dimitropoulos (void) printf("\t [%6llu] %c range:" 84517f11284SSerapheim Dimitropoulos " %010llx-%010llx size: %06llx vdev: %06llu words: %u\n", 84617f11284SSerapheim Dimitropoulos (u_longlong_t)(offset / sizeof (word)), 84717f11284SSerapheim Dimitropoulos entry_type, (u_longlong_t)entry_off, 84817f11284SSerapheim Dimitropoulos (u_longlong_t)(entry_off + entry_run), 84917f11284SSerapheim Dimitropoulos (u_longlong_t)entry_run, 85017f11284SSerapheim Dimitropoulos (u_longlong_t)entry_vdev, words); 85117f11284SSerapheim Dimitropoulos 85217f11284SSerapheim Dimitropoulos if (entry_type == 'A') 85317f11284SSerapheim Dimitropoulos alloc += entry_run; 85417f11284SSerapheim Dimitropoulos else 85517f11284SSerapheim Dimitropoulos alloc -= entry_run; 856fa9e4066Sahrens } 85717f11284SSerapheim Dimitropoulos if ((uint64_t)alloc != space_map_allocated(sm)) { 85817f11284SSerapheim Dimitropoulos (void) printf("space_map_object alloc (%lld) INCONSISTENT " 85917f11284SSerapheim Dimitropoulos "with space map summary (%lld)\n", 86017f11284SSerapheim Dimitropoulos (longlong_t)space_map_allocated(sm), (longlong_t)alloc); 861fa9e4066Sahrens } 862fa9e4066Sahrens } 863fa9e4066Sahrens 864d6e555bdSGeorge Wilson static void 865d6e555bdSGeorge Wilson dump_metaslab_stats(metaslab_t *msp) 866d6e555bdSGeorge Wilson { 8673f9d6ad7SLin Ling char maxbuf[32]; 86886714001SSerapheim Dimitropoulos range_tree_t *rt = msp->ms_allocatable; 86986714001SSerapheim Dimitropoulos avl_tree_t *t = &msp->ms_allocatable_by_size; 8700713e232SGeorge Wilson int free_pct = range_tree_space(rt) * 100 / msp->ms_size; 871d6e555bdSGeorge Wilson 8720a055120SJason King /* max sure nicenum has enough space */ 8730a055120SJason King CTASSERT(sizeof (maxbuf) >= NN_NUMBUF_SZ); 8740a055120SJason King 8750a055120SJason King zdb_nicenum(metaslab_block_maxsize(msp), maxbuf, sizeof (maxbuf)); 876d6e555bdSGeorge Wilson 87787219db7SVictor Latushkin (void) printf("\t %25s %10lu %7s %6s %4s %4d%%\n", 878d6e555bdSGeorge Wilson "segments", avl_numnodes(t), "maxsize", maxbuf, 879d6e555bdSGeorge Wilson "freepct", free_pct); 8800713e232SGeorge Wilson (void) printf("\tIn-memory histogram:\n"); 8810713e232SGeorge Wilson dump_histogram(rt->rt_histogram, RANGE_TREE_HISTOGRAM_SIZE, 0); 882d6e555bdSGeorge Wilson } 883d6e555bdSGeorge Wilson 884fa9e4066Sahrens static void 885fa9e4066Sahrens dump_metaslab(metaslab_t *msp) 886fa9e4066Sahrens { 887fa9e4066Sahrens vdev_t *vd = msp->ms_group->mg_vd; 888fa9e4066Sahrens spa_t *spa = vd->vdev_spa; 8890713e232SGeorge Wilson space_map_t *sm = msp->ms_sm; 8903f9d6ad7SLin Ling char freebuf[32]; 891fa9e4066Sahrens 8920a055120SJason King zdb_nicenum(msp->ms_size - space_map_allocated(sm), freebuf, 8930a055120SJason King sizeof (freebuf)); 894fa9e4066Sahrens 895fa9e4066Sahrens (void) printf( 89687219db7SVictor Latushkin "\tmetaslab %6llu offset %12llx spacemap %6llu free %5s\n", 8970713e232SGeorge Wilson (u_longlong_t)msp->ms_id, (u_longlong_t)msp->ms_start, 8980713e232SGeorge Wilson (u_longlong_t)space_map_object(sm), freebuf); 899fa9e4066Sahrens 9000713e232SGeorge Wilson if (dump_opt['m'] > 2 && !dump_opt['L']) { 901d6e555bdSGeorge Wilson mutex_enter(&msp->ms_lock); 9020713e232SGeorge Wilson metaslab_load_wait(msp); 9030713e232SGeorge Wilson if (!msp->ms_loaded) { 9040713e232SGeorge Wilson VERIFY0(metaslab_load(msp)); 90586714001SSerapheim Dimitropoulos range_tree_stat_verify(msp->ms_allocatable); 9060713e232SGeorge Wilson } 907bc3975b5SVictor Latushkin dump_metaslab_stats(msp); 9080713e232SGeorge Wilson metaslab_unload(msp); 909d6e555bdSGeorge Wilson mutex_exit(&msp->ms_lock); 910d6e555bdSGeorge Wilson } 911d6e555bdSGeorge Wilson 9120713e232SGeorge Wilson if (dump_opt['m'] > 1 && sm != NULL && 9132acef22dSMatthew Ahrens spa_feature_is_active(spa, SPA_FEATURE_SPACEMAP_HISTOGRAM)) { 9140713e232SGeorge Wilson /* 9150713e232SGeorge Wilson * The space map histogram represents free space in chunks 9160713e232SGeorge Wilson * of sm_shift (i.e. bucket 0 refers to 2^sm_shift). 9170713e232SGeorge Wilson */ 9182e4c9986SGeorge Wilson (void) printf("\tOn-disk histogram:\t\tfragmentation %llu\n", 9192e4c9986SGeorge Wilson (u_longlong_t)msp->ms_fragmentation); 9200713e232SGeorge Wilson dump_histogram(sm->sm_phys->smp_histogram, 9212e4c9986SGeorge Wilson SPACE_MAP_HISTOGRAM_SIZE, sm->sm_shift); 9220713e232SGeorge Wilson } 9230713e232SGeorge Wilson 9240713e232SGeorge Wilson if (dump_opt['d'] > 5 || dump_opt['m'] > 3) { 9250713e232SGeorge Wilson ASSERT(msp->ms_size == (1ULL << vd->vdev_ms_shift)); 926d6e555bdSGeorge Wilson 9270713e232SGeorge Wilson dump_spacemap(spa->spa_meta_objset, msp->ms_sm); 928d6e555bdSGeorge Wilson } 92987219db7SVictor Latushkin } 930fa9e4066Sahrens 93187219db7SVictor Latushkin static void 93287219db7SVictor Latushkin print_vdev_metaslab_header(vdev_t *vd) 93387219db7SVictor Latushkin { 93487219db7SVictor Latushkin (void) printf("\tvdev %10llu\n\t%-10s%5llu %-19s %-15s %-10s\n", 93587219db7SVictor Latushkin (u_longlong_t)vd->vdev_id, 93687219db7SVictor Latushkin "metaslabs", (u_longlong_t)vd->vdev_ms_count, 93787219db7SVictor Latushkin "offset", "spacemap", "free"); 93887219db7SVictor Latushkin (void) printf("\t%15s %19s %15s %10s\n", 93987219db7SVictor Latushkin "---------------", "-------------------", 94087219db7SVictor Latushkin "---------------", "-------------"); 941fa9e4066Sahrens } 942fa9e4066Sahrens 9432e4c9986SGeorge Wilson static void 9442e4c9986SGeorge Wilson dump_metaslab_groups(spa_t *spa) 9452e4c9986SGeorge Wilson { 9462e4c9986SGeorge Wilson vdev_t *rvd = spa->spa_root_vdev; 9472e4c9986SGeorge Wilson metaslab_class_t *mc = spa_normal_class(spa); 9482e4c9986SGeorge Wilson uint64_t fragmentation; 9492e4c9986SGeorge Wilson 9502e4c9986SGeorge Wilson metaslab_class_histogram_verify(mc); 9512e4c9986SGeorge Wilson 9523f7978d0SAlan Somers for (unsigned c = 0; c < rvd->vdev_children; c++) { 9532e4c9986SGeorge Wilson vdev_t *tvd = rvd->vdev_child[c]; 9542e4c9986SGeorge Wilson metaslab_group_t *mg = tvd->vdev_mg; 9552e4c9986SGeorge Wilson 9562e4c9986SGeorge Wilson if (mg->mg_class != mc) 9572e4c9986SGeorge Wilson continue; 9582e4c9986SGeorge Wilson 9592e4c9986SGeorge Wilson metaslab_group_histogram_verify(mg); 9602e4c9986SGeorge Wilson mg->mg_fragmentation = metaslab_group_fragmentation(mg); 9612e4c9986SGeorge Wilson 9622e4c9986SGeorge Wilson (void) printf("\tvdev %10llu\t\tmetaslabs%5llu\t\t" 9632e4c9986SGeorge Wilson "fragmentation", 9642e4c9986SGeorge Wilson (u_longlong_t)tvd->vdev_id, 9652e4c9986SGeorge Wilson (u_longlong_t)tvd->vdev_ms_count); 9662e4c9986SGeorge Wilson if (mg->mg_fragmentation == ZFS_FRAG_INVALID) { 9672e4c9986SGeorge Wilson (void) printf("%3s\n", "-"); 9682e4c9986SGeorge Wilson } else { 9692e4c9986SGeorge Wilson (void) printf("%3llu%%\n", 9702e4c9986SGeorge Wilson (u_longlong_t)mg->mg_fragmentation); 9712e4c9986SGeorge Wilson } 9722e4c9986SGeorge Wilson dump_histogram(mg->mg_histogram, RANGE_TREE_HISTOGRAM_SIZE, 0); 9732e4c9986SGeorge Wilson } 9742e4c9986SGeorge Wilson 9752e4c9986SGeorge Wilson (void) printf("\tpool %s\tfragmentation", spa_name(spa)); 9762e4c9986SGeorge Wilson fragmentation = metaslab_class_fragmentation(mc); 9772e4c9986SGeorge Wilson if (fragmentation == ZFS_FRAG_INVALID) 9782e4c9986SGeorge Wilson (void) printf("\t%3s\n", "-"); 9792e4c9986SGeorge Wilson else 9802e4c9986SGeorge Wilson (void) printf("\t%3llu%%\n", (u_longlong_t)fragmentation); 9812e4c9986SGeorge Wilson dump_histogram(mc->mc_histogram, RANGE_TREE_HISTOGRAM_SIZE, 0); 9822e4c9986SGeorge Wilson } 9832e4c9986SGeorge Wilson 9845cabbc6bSPrashanth Sreenivasa static void 9855cabbc6bSPrashanth Sreenivasa print_vdev_indirect(vdev_t *vd) 9865cabbc6bSPrashanth Sreenivasa { 9875cabbc6bSPrashanth Sreenivasa vdev_indirect_config_t *vic = &vd->vdev_indirect_config; 9885cabbc6bSPrashanth Sreenivasa vdev_indirect_mapping_t *vim = vd->vdev_indirect_mapping; 9895cabbc6bSPrashanth Sreenivasa vdev_indirect_births_t *vib = vd->vdev_indirect_births; 9905cabbc6bSPrashanth Sreenivasa 9915cabbc6bSPrashanth Sreenivasa if (vim == NULL) { 9925cabbc6bSPrashanth Sreenivasa ASSERT3P(vib, ==, NULL); 9935cabbc6bSPrashanth Sreenivasa return; 9945cabbc6bSPrashanth Sreenivasa } 9955cabbc6bSPrashanth Sreenivasa 9965cabbc6bSPrashanth Sreenivasa ASSERT3U(vdev_indirect_mapping_object(vim), ==, 9975cabbc6bSPrashanth Sreenivasa vic->vic_mapping_object); 9985cabbc6bSPrashanth Sreenivasa ASSERT3U(vdev_indirect_births_object(vib), ==, 9995cabbc6bSPrashanth Sreenivasa vic->vic_births_object); 10005cabbc6bSPrashanth Sreenivasa 10015cabbc6bSPrashanth Sreenivasa (void) printf("indirect births obj %llu:\n", 10025cabbc6bSPrashanth Sreenivasa (longlong_t)vic->vic_births_object); 10035cabbc6bSPrashanth Sreenivasa (void) printf(" vib_count = %llu\n", 10045cabbc6bSPrashanth Sreenivasa (longlong_t)vdev_indirect_births_count(vib)); 10055cabbc6bSPrashanth Sreenivasa for (uint64_t i = 0; i < vdev_indirect_births_count(vib); i++) { 10065cabbc6bSPrashanth Sreenivasa vdev_indirect_birth_entry_phys_t *cur_vibe = 10075cabbc6bSPrashanth Sreenivasa &vib->vib_entries[i]; 10085cabbc6bSPrashanth Sreenivasa (void) printf("\toffset %llx -> txg %llu\n", 10095cabbc6bSPrashanth Sreenivasa (longlong_t)cur_vibe->vibe_offset, 10105cabbc6bSPrashanth Sreenivasa (longlong_t)cur_vibe->vibe_phys_birth_txg); 10115cabbc6bSPrashanth Sreenivasa } 10125cabbc6bSPrashanth Sreenivasa (void) printf("\n"); 10135cabbc6bSPrashanth Sreenivasa 10145cabbc6bSPrashanth Sreenivasa (void) printf("indirect mapping obj %llu:\n", 10155cabbc6bSPrashanth Sreenivasa (longlong_t)vic->vic_mapping_object); 10165cabbc6bSPrashanth Sreenivasa (void) printf(" vim_max_offset = 0x%llx\n", 10175cabbc6bSPrashanth Sreenivasa (longlong_t)vdev_indirect_mapping_max_offset(vim)); 10185cabbc6bSPrashanth Sreenivasa (void) printf(" vim_bytes_mapped = 0x%llx\n", 10195cabbc6bSPrashanth Sreenivasa (longlong_t)vdev_indirect_mapping_bytes_mapped(vim)); 10205cabbc6bSPrashanth Sreenivasa (void) printf(" vim_count = %llu\n", 10215cabbc6bSPrashanth Sreenivasa (longlong_t)vdev_indirect_mapping_num_entries(vim)); 10225cabbc6bSPrashanth Sreenivasa 10235cabbc6bSPrashanth Sreenivasa if (dump_opt['d'] <= 5 && dump_opt['m'] <= 3) 10245cabbc6bSPrashanth Sreenivasa return; 10255cabbc6bSPrashanth Sreenivasa 10265cabbc6bSPrashanth Sreenivasa uint32_t *counts = vdev_indirect_mapping_load_obsolete_counts(vim); 10275cabbc6bSPrashanth Sreenivasa 10285cabbc6bSPrashanth Sreenivasa for (uint64_t i = 0; i < vdev_indirect_mapping_num_entries(vim); i++) { 10295cabbc6bSPrashanth Sreenivasa vdev_indirect_mapping_entry_phys_t *vimep = 10305cabbc6bSPrashanth Sreenivasa &vim->vim_entries[i]; 10315cabbc6bSPrashanth Sreenivasa (void) printf("\t<%llx:%llx:%llx> -> " 10325cabbc6bSPrashanth Sreenivasa "<%llx:%llx:%llx> (%x obsolete)\n", 10335cabbc6bSPrashanth Sreenivasa (longlong_t)vd->vdev_id, 10345cabbc6bSPrashanth Sreenivasa (longlong_t)DVA_MAPPING_GET_SRC_OFFSET(vimep), 10355cabbc6bSPrashanth Sreenivasa (longlong_t)DVA_GET_ASIZE(&vimep->vimep_dst), 10365cabbc6bSPrashanth Sreenivasa (longlong_t)DVA_GET_VDEV(&vimep->vimep_dst), 10375cabbc6bSPrashanth Sreenivasa (longlong_t)DVA_GET_OFFSET(&vimep->vimep_dst), 10385cabbc6bSPrashanth Sreenivasa (longlong_t)DVA_GET_ASIZE(&vimep->vimep_dst), 10395cabbc6bSPrashanth Sreenivasa counts[i]); 10405cabbc6bSPrashanth Sreenivasa } 10415cabbc6bSPrashanth Sreenivasa (void) printf("\n"); 10425cabbc6bSPrashanth Sreenivasa 10435cabbc6bSPrashanth Sreenivasa uint64_t obsolete_sm_object = vdev_obsolete_sm_object(vd); 10445cabbc6bSPrashanth Sreenivasa if (obsolete_sm_object != 0) { 10455cabbc6bSPrashanth Sreenivasa objset_t *mos = vd->vdev_spa->spa_meta_objset; 10465cabbc6bSPrashanth Sreenivasa (void) printf("obsolete space map object %llu:\n", 10475cabbc6bSPrashanth Sreenivasa (u_longlong_t)obsolete_sm_object); 10485cabbc6bSPrashanth Sreenivasa ASSERT(vd->vdev_obsolete_sm != NULL); 10495cabbc6bSPrashanth Sreenivasa ASSERT3U(space_map_object(vd->vdev_obsolete_sm), ==, 10505cabbc6bSPrashanth Sreenivasa obsolete_sm_object); 10515cabbc6bSPrashanth Sreenivasa dump_spacemap(mos, vd->vdev_obsolete_sm); 10525cabbc6bSPrashanth Sreenivasa (void) printf("\n"); 10535cabbc6bSPrashanth Sreenivasa } 10545cabbc6bSPrashanth Sreenivasa } 10555cabbc6bSPrashanth Sreenivasa 1056fa9e4066Sahrens static void 1057fa9e4066Sahrens dump_metaslabs(spa_t *spa) 1058fa9e4066Sahrens { 105987219db7SVictor Latushkin vdev_t *vd, *rvd = spa->spa_root_vdev; 106087219db7SVictor Latushkin uint64_t m, c = 0, children = rvd->vdev_children; 1061fa9e4066Sahrens 1062fa9e4066Sahrens (void) printf("\nMetaslabs:\n"); 1063fa9e4066Sahrens 106487219db7SVictor Latushkin if (!dump_opt['d'] && zopt_objects > 0) { 106587219db7SVictor Latushkin c = zopt_object[0]; 106687219db7SVictor Latushkin 106787219db7SVictor Latushkin if (c >= children) 106887219db7SVictor Latushkin (void) fatal("bad vdev id: %llu", (u_longlong_t)c); 1069fa9e4066Sahrens 107087219db7SVictor Latushkin if (zopt_objects > 1) { 107187219db7SVictor Latushkin vd = rvd->vdev_child[c]; 107287219db7SVictor Latushkin print_vdev_metaslab_header(vd); 107387219db7SVictor Latushkin 107487219db7SVictor Latushkin for (m = 1; m < zopt_objects; m++) { 107587219db7SVictor Latushkin if (zopt_object[m] < vd->vdev_ms_count) 107687219db7SVictor Latushkin dump_metaslab( 107787219db7SVictor Latushkin vd->vdev_ms[zopt_object[m]]); 107887219db7SVictor Latushkin else 107987219db7SVictor Latushkin (void) fprintf(stderr, "bad metaslab " 108087219db7SVictor Latushkin "number %llu\n", 108187219db7SVictor Latushkin (u_longlong_t)zopt_object[m]); 108287219db7SVictor Latushkin } 108387219db7SVictor Latushkin (void) printf("\n"); 108487219db7SVictor Latushkin return; 108587219db7SVictor Latushkin } 108687219db7SVictor Latushkin children = c + 1; 108787219db7SVictor Latushkin } 108887219db7SVictor Latushkin for (; c < children; c++) { 108987219db7SVictor Latushkin vd = rvd->vdev_child[c]; 109087219db7SVictor Latushkin print_vdev_metaslab_header(vd); 1091fa9e4066Sahrens 10925cabbc6bSPrashanth Sreenivasa print_vdev_indirect(vd); 10935cabbc6bSPrashanth Sreenivasa 1094fa9e4066Sahrens for (m = 0; m < vd->vdev_ms_count; m++) 1095fa9e4066Sahrens dump_metaslab(vd->vdev_ms[m]); 1096fa9e4066Sahrens (void) printf("\n"); 1097fa9e4066Sahrens } 1098fa9e4066Sahrens } 1099fa9e4066Sahrens 1100b24ab676SJeff Bonwick static void 1101b24ab676SJeff Bonwick dump_dde(const ddt_t *ddt, const ddt_entry_t *dde, uint64_t index) 1102b24ab676SJeff Bonwick { 1103b24ab676SJeff Bonwick const ddt_phys_t *ddp = dde->dde_phys; 1104b24ab676SJeff Bonwick const ddt_key_t *ddk = &dde->dde_key; 11053f7978d0SAlan Somers const char *types[4] = { "ditto", "single", "double", "triple" }; 1106b24ab676SJeff Bonwick char blkbuf[BP_SPRINTF_LEN]; 1107b24ab676SJeff Bonwick blkptr_t blk; 1108b24ab676SJeff Bonwick 1109b24ab676SJeff Bonwick for (int p = 0; p < DDT_PHYS_TYPES; p++, ddp++) { 1110b24ab676SJeff Bonwick if (ddp->ddp_phys_birth == 0) 1111b24ab676SJeff Bonwick continue; 1112bbfd46c4SJeff Bonwick ddt_bp_create(ddt->ddt_checksum, ddk, ddp, &blk); 111343466aaeSMax Grossman snprintf_blkptr(blkbuf, sizeof (blkbuf), &blk); 1114b24ab676SJeff Bonwick (void) printf("index %llx refcnt %llu %s %s\n", 1115b24ab676SJeff Bonwick (u_longlong_t)index, (u_longlong_t)ddp->ddp_refcnt, 1116b24ab676SJeff Bonwick types[p], blkbuf); 1117b24ab676SJeff Bonwick } 1118b24ab676SJeff Bonwick } 1119b24ab676SJeff Bonwick 1120b24ab676SJeff Bonwick static void 1121b24ab676SJeff Bonwick dump_dedup_ratio(const ddt_stat_t *dds) 1122b24ab676SJeff Bonwick { 1123b24ab676SJeff Bonwick double rL, rP, rD, D, dedup, compress, copies; 1124b24ab676SJeff Bonwick 1125b24ab676SJeff Bonwick if (dds->dds_blocks == 0) 1126b24ab676SJeff Bonwick return; 1127b24ab676SJeff Bonwick 1128b24ab676SJeff Bonwick rL = (double)dds->dds_ref_lsize; 1129b24ab676SJeff Bonwick rP = (double)dds->dds_ref_psize; 1130b24ab676SJeff Bonwick rD = (double)dds->dds_ref_dsize; 1131b24ab676SJeff Bonwick D = (double)dds->dds_dsize; 1132b24ab676SJeff Bonwick 1133b24ab676SJeff Bonwick dedup = rD / D; 1134b24ab676SJeff Bonwick compress = rL / rP; 1135b24ab676SJeff Bonwick copies = rD / rP; 1136b24ab676SJeff Bonwick 1137b24ab676SJeff Bonwick (void) printf("dedup = %.2f, compress = %.2f, copies = %.2f, " 1138b24ab676SJeff Bonwick "dedup * compress / copies = %.2f\n\n", 1139b24ab676SJeff Bonwick dedup, compress, copies, dedup * compress / copies); 1140b24ab676SJeff Bonwick } 1141b24ab676SJeff Bonwick 1142b24ab676SJeff Bonwick static void 1143b24ab676SJeff Bonwick dump_ddt(ddt_t *ddt, enum ddt_type type, enum ddt_class class) 1144b24ab676SJeff Bonwick { 1145b24ab676SJeff Bonwick char name[DDT_NAMELEN]; 1146b24ab676SJeff Bonwick ddt_entry_t dde; 1147b24ab676SJeff Bonwick uint64_t walk = 0; 1148b24ab676SJeff Bonwick dmu_object_info_t doi; 1149b24ab676SJeff Bonwick uint64_t count, dspace, mspace; 1150b24ab676SJeff Bonwick int error; 1151b24ab676SJeff Bonwick 1152b24ab676SJeff Bonwick error = ddt_object_info(ddt, type, class, &doi); 1153b24ab676SJeff Bonwick 1154b24ab676SJeff Bonwick if (error == ENOENT) 1155b24ab676SJeff Bonwick return; 1156b24ab676SJeff Bonwick ASSERT(error == 0); 1157b24ab676SJeff Bonwick 11587448a079SGeorge Wilson if ((count = ddt_object_count(ddt, type, class)) == 0) 11597448a079SGeorge Wilson return; 11607448a079SGeorge Wilson 1161b24ab676SJeff Bonwick dspace = doi.doi_physical_blocks_512 << 9; 1162b24ab676SJeff Bonwick mspace = doi.doi_fill_count * doi.doi_data_block_size; 1163b24ab676SJeff Bonwick 1164b24ab676SJeff Bonwick ddt_object_name(ddt, type, class, name); 1165b24ab676SJeff Bonwick 1166b24ab676SJeff Bonwick (void) printf("%s: %llu entries, size %llu on disk, %llu in core\n", 1167b24ab676SJeff Bonwick name, 1168b24ab676SJeff Bonwick (u_longlong_t)count, 1169b24ab676SJeff Bonwick (u_longlong_t)(dspace / count), 1170b24ab676SJeff Bonwick (u_longlong_t)(mspace / count)); 1171b24ab676SJeff Bonwick 1172b24ab676SJeff Bonwick if (dump_opt['D'] < 3) 1173b24ab676SJeff Bonwick return; 1174b24ab676SJeff Bonwick 11759eb19f4dSGeorge Wilson zpool_dump_ddt(NULL, &ddt->ddt_histogram[type][class]); 1176b24ab676SJeff Bonwick 1177b24ab676SJeff Bonwick if (dump_opt['D'] < 4) 1178b24ab676SJeff Bonwick return; 1179b24ab676SJeff Bonwick 1180b24ab676SJeff Bonwick if (dump_opt['D'] < 5 && class == DDT_CLASS_UNIQUE) 1181b24ab676SJeff Bonwick return; 1182b24ab676SJeff Bonwick 1183b24ab676SJeff Bonwick (void) printf("%s contents:\n\n", name); 1184b24ab676SJeff Bonwick 1185bbfd46c4SJeff Bonwick while ((error = ddt_object_walk(ddt, type, class, &walk, &dde)) == 0) 1186b24ab676SJeff Bonwick dump_dde(ddt, &dde, walk); 1187b24ab676SJeff Bonwick 118817f11284SSerapheim Dimitropoulos ASSERT3U(error, ==, ENOENT); 1189b24ab676SJeff Bonwick 1190b24ab676SJeff Bonwick (void) printf("\n"); 1191b24ab676SJeff Bonwick } 1192b24ab676SJeff Bonwick 1193b24ab676SJeff Bonwick static void 1194b24ab676SJeff Bonwick dump_all_ddts(spa_t *spa) 1195b24ab676SJeff Bonwick { 11963f7978d0SAlan Somers ddt_histogram_t ddh_total; 11973f7978d0SAlan Somers ddt_stat_t dds_total; 11983f7978d0SAlan Somers 11993f7978d0SAlan Somers bzero(&ddh_total, sizeof (ddh_total)); 12003f7978d0SAlan Somers bzero(&dds_total, sizeof (dds_total)); 1201b24ab676SJeff Bonwick 1202b24ab676SJeff Bonwick for (enum zio_checksum c = 0; c < ZIO_CHECKSUM_FUNCTIONS; c++) { 1203b24ab676SJeff Bonwick ddt_t *ddt = spa->spa_ddt[c]; 1204b24ab676SJeff Bonwick for (enum ddt_type type = 0; type < DDT_TYPES; type++) { 1205b24ab676SJeff Bonwick for (enum ddt_class class = 0; class < DDT_CLASSES; 1206b24ab676SJeff Bonwick class++) { 1207b24ab676SJeff Bonwick dump_ddt(ddt, type, class); 1208b24ab676SJeff Bonwick } 1209b24ab676SJeff Bonwick } 1210b24ab676SJeff Bonwick } 1211b24ab676SJeff Bonwick 12129eb19f4dSGeorge Wilson ddt_get_dedup_stats(spa, &dds_total); 1213b24ab676SJeff Bonwick 1214b24ab676SJeff Bonwick if (dds_total.dds_blocks == 0) { 1215b24ab676SJeff Bonwick (void) printf("All DDTs are empty\n"); 1216b24ab676SJeff Bonwick return; 1217b24ab676SJeff Bonwick } 1218b24ab676SJeff Bonwick 1219b24ab676SJeff Bonwick (void) printf("\n"); 1220b24ab676SJeff Bonwick 1221b24ab676SJeff Bonwick if (dump_opt['D'] > 1) { 1222b24ab676SJeff Bonwick (void) printf("DDT histogram (aggregated over all DDTs):\n"); 12239eb19f4dSGeorge Wilson ddt_get_dedup_histogram(spa, &ddh_total); 12249eb19f4dSGeorge Wilson zpool_dump_ddt(&dds_total, &ddh_total); 1225b24ab676SJeff Bonwick } 1226b24ab676SJeff Bonwick 1227b24ab676SJeff Bonwick dump_dedup_ratio(&dds_total); 1228b24ab676SJeff Bonwick } 1229b24ab676SJeff Bonwick 12308ad4d6ddSJeff Bonwick static void 12310713e232SGeorge Wilson dump_dtl_seg(void *arg, uint64_t start, uint64_t size) 12328ad4d6ddSJeff Bonwick { 12330713e232SGeorge Wilson char *prefix = arg; 12348ad4d6ddSJeff Bonwick 12358ad4d6ddSJeff Bonwick (void) printf("%s [%llu,%llu) length %llu\n", 12368ad4d6ddSJeff Bonwick prefix, 12378ad4d6ddSJeff Bonwick (u_longlong_t)start, 12388ad4d6ddSJeff Bonwick (u_longlong_t)(start + size), 12398ad4d6ddSJeff Bonwick (u_longlong_t)(size)); 12408ad4d6ddSJeff Bonwick } 12418ad4d6ddSJeff Bonwick 1242fa9e4066Sahrens static void 1243fa9e4066Sahrens dump_dtl(vdev_t *vd, int indent) 1244fa9e4066Sahrens { 12458ad4d6ddSJeff Bonwick spa_t *spa = vd->vdev_spa; 12468ad4d6ddSJeff Bonwick boolean_t required; 12473f7978d0SAlan Somers const char *name[DTL_TYPES] = { "missing", "partial", "scrub", 12483f7978d0SAlan Somers "outage" }; 12498ad4d6ddSJeff Bonwick char prefix[256]; 12508ad4d6ddSJeff Bonwick 12518f18d1faSGeorge Wilson spa_vdev_state_enter(spa, SCL_NONE); 12528ad4d6ddSJeff Bonwick required = vdev_dtl_required(vd); 12538ad4d6ddSJeff Bonwick (void) spa_vdev_state_exit(spa, NULL, 0); 1254fa9e4066Sahrens 1255fa9e4066Sahrens if (indent == 0) 1256fa9e4066Sahrens (void) printf("\nDirty time logs:\n\n"); 1257fa9e4066Sahrens 12588ad4d6ddSJeff Bonwick (void) printf("\t%*s%s [%s]\n", indent, "", 1259e14bb325SJeff Bonwick vd->vdev_path ? vd->vdev_path : 12608ad4d6ddSJeff Bonwick vd->vdev_parent ? vd->vdev_ops->vdev_op_type : spa_name(spa), 12618ad4d6ddSJeff Bonwick required ? "DTL-required" : "DTL-expendable"); 1262fa9e4066Sahrens 12638ad4d6ddSJeff Bonwick for (int t = 0; t < DTL_TYPES; t++) { 12640713e232SGeorge Wilson range_tree_t *rt = vd->vdev_dtl[t]; 12650713e232SGeorge Wilson if (range_tree_space(rt) == 0) 12668ad4d6ddSJeff Bonwick continue; 12678ad4d6ddSJeff Bonwick (void) snprintf(prefix, sizeof (prefix), "\t%*s%s", 12688ad4d6ddSJeff Bonwick indent + 2, "", name[t]); 12690713e232SGeorge Wilson range_tree_walk(rt, dump_dtl_seg, prefix); 12708ad4d6ddSJeff Bonwick if (dump_opt['d'] > 5 && vd->vdev_children == 0) 12710713e232SGeorge Wilson dump_spacemap(spa->spa_meta_objset, vd->vdev_dtl_sm); 1272fa9e4066Sahrens } 1273fa9e4066Sahrens 12743f7978d0SAlan Somers for (unsigned c = 0; c < vd->vdev_children; c++) 1275fa9e4066Sahrens dump_dtl(vd->vdev_child[c], indent + 4); 1276fa9e4066Sahrens } 1277fa9e4066Sahrens 12788f18d1faSGeorge Wilson static void 12798f18d1faSGeorge Wilson dump_history(spa_t *spa) 12808f18d1faSGeorge Wilson { 12818f18d1faSGeorge Wilson nvlist_t **events = NULL; 1282e4161df6SVictor Latushkin uint64_t resid, len, off = 0; 12838f18d1faSGeorge Wilson uint_t num = 0; 12848f18d1faSGeorge Wilson int error; 12858f18d1faSGeorge Wilson time_t tsec; 12868f18d1faSGeorge Wilson struct tm t; 12878f18d1faSGeorge Wilson char tbuf[30]; 12888f18d1faSGeorge Wilson char internalstr[MAXPATHLEN]; 12898f18d1faSGeorge Wilson 12903f84190cSMatthew Ahrens char *buf = umem_alloc(SPA_MAXBLOCKSIZE, UMEM_NOFAIL); 12918f18d1faSGeorge Wilson do { 12923f84190cSMatthew Ahrens len = SPA_MAXBLOCKSIZE; 1293e4161df6SVictor Latushkin 12948f18d1faSGeorge Wilson if ((error = spa_history_get(spa, &off, &len, buf)) != 0) { 12958f18d1faSGeorge Wilson (void) fprintf(stderr, "Unable to read history: " 12968f18d1faSGeorge Wilson "error %d\n", error); 12973f84190cSMatthew Ahrens umem_free(buf, SPA_MAXBLOCKSIZE); 12988f18d1faSGeorge Wilson return; 12998f18d1faSGeorge Wilson } 13008f18d1faSGeorge Wilson 13018f18d1faSGeorge Wilson if (zpool_history_unpack(buf, len, &resid, &events, &num) != 0) 13028f18d1faSGeorge Wilson break; 13038f18d1faSGeorge Wilson 13048f18d1faSGeorge Wilson off -= resid; 13058f18d1faSGeorge Wilson } while (len != 0); 13063f84190cSMatthew Ahrens umem_free(buf, SPA_MAXBLOCKSIZE); 13078f18d1faSGeorge Wilson 13088f18d1faSGeorge Wilson (void) printf("\nHistory:\n"); 13093f7978d0SAlan Somers for (unsigned i = 0; i < num; i++) { 13108f18d1faSGeorge Wilson uint64_t time, txg, ievent; 13118f18d1faSGeorge Wilson char *cmd, *intstr; 13124445fffbSMatthew Ahrens boolean_t printed = B_FALSE; 13138f18d1faSGeorge Wilson 13148f18d1faSGeorge Wilson if (nvlist_lookup_uint64(events[i], ZPOOL_HIST_TIME, 13158f18d1faSGeorge Wilson &time) != 0) 13164445fffbSMatthew Ahrens goto next; 13178f18d1faSGeorge Wilson if (nvlist_lookup_string(events[i], ZPOOL_HIST_CMD, 13188f18d1faSGeorge Wilson &cmd) != 0) { 13198f18d1faSGeorge Wilson if (nvlist_lookup_uint64(events[i], 13208f18d1faSGeorge Wilson ZPOOL_HIST_INT_EVENT, &ievent) != 0) 13214445fffbSMatthew Ahrens goto next; 13228f18d1faSGeorge Wilson verify(nvlist_lookup_uint64(events[i], 13238f18d1faSGeorge Wilson ZPOOL_HIST_TXG, &txg) == 0); 13248f18d1faSGeorge Wilson verify(nvlist_lookup_string(events[i], 13258f18d1faSGeorge Wilson ZPOOL_HIST_INT_STR, &intstr) == 0); 13264445fffbSMatthew Ahrens if (ievent >= ZFS_NUM_LEGACY_HISTORY_EVENTS) 13274445fffbSMatthew Ahrens goto next; 13288f18d1faSGeorge Wilson 13298f18d1faSGeorge Wilson (void) snprintf(internalstr, 13308f18d1faSGeorge Wilson sizeof (internalstr), 13313f7978d0SAlan Somers "[internal %s txg:%ju] %s", 13323f7978d0SAlan Somers zfs_history_event_names[ievent], (uintmax_t)txg, 13338f18d1faSGeorge Wilson intstr); 13348f18d1faSGeorge Wilson cmd = internalstr; 13358f18d1faSGeorge Wilson } 13368f18d1faSGeorge Wilson tsec = time; 13378f18d1faSGeorge Wilson (void) localtime_r(&tsec, &t); 13388f18d1faSGeorge Wilson (void) strftime(tbuf, sizeof (tbuf), "%F.%T", &t); 13398f18d1faSGeorge Wilson (void) printf("%s %s\n", tbuf, cmd); 13404445fffbSMatthew Ahrens printed = B_TRUE; 13414445fffbSMatthew Ahrens 13424445fffbSMatthew Ahrens next: 13434445fffbSMatthew Ahrens if (dump_opt['h'] > 1) { 13444445fffbSMatthew Ahrens if (!printed) 13454445fffbSMatthew Ahrens (void) printf("unrecognized record:\n"); 13464445fffbSMatthew Ahrens dump_nvlist(events[i], 2); 13474445fffbSMatthew Ahrens } 13488f18d1faSGeorge Wilson } 13498f18d1faSGeorge Wilson } 13508f18d1faSGeorge Wilson 1351fa9e4066Sahrens /*ARGSUSED*/ 1352fa9e4066Sahrens static void 1353fa9e4066Sahrens dump_dnode(objset_t *os, uint64_t object, void *data, size_t size) 1354fa9e4066Sahrens { 1355fa9e4066Sahrens } 1356fa9e4066Sahrens 1357fa9e4066Sahrens static uint64_t 13587802d7bfSMatthew Ahrens blkid2offset(const dnode_phys_t *dnp, const blkptr_t *bp, 13597802d7bfSMatthew Ahrens const zbookmark_phys_t *zb) 1360fa9e4066Sahrens { 1361b24ab676SJeff Bonwick if (dnp == NULL) { 1362b24ab676SJeff Bonwick ASSERT(zb->zb_level < 0); 1363b24ab676SJeff Bonwick if (zb->zb_object == 0) 1364b24ab676SJeff Bonwick return (zb->zb_blkid); 1365b24ab676SJeff Bonwick return (zb->zb_blkid * BP_GET_LSIZE(bp)); 1366b24ab676SJeff Bonwick } 1367b24ab676SJeff Bonwick 1368b24ab676SJeff Bonwick ASSERT(zb->zb_level >= 0); 1369fa9e4066Sahrens 1370b24ab676SJeff Bonwick return ((zb->zb_blkid << 1371b24ab676SJeff Bonwick (zb->zb_level * (dnp->dn_indblkshift - SPA_BLKPTRSHIFT))) * 1372fa9e4066Sahrens dnp->dn_datablkszsec << SPA_MINBLOCKSHIFT); 1373fa9e4066Sahrens } 1374fa9e4066Sahrens 137544cd46caSbillm static void 137643466aaeSMax Grossman snprintf_blkptr_compact(char *blkbuf, size_t buflen, const blkptr_t *bp) 137744cd46caSbillm { 1378cde58dbcSMatthew Ahrens const dva_t *dva = bp->blk_dva; 1379b24ab676SJeff Bonwick int ndvas = dump_opt['d'] > 5 ? BP_GET_NDVAS(bp) : 1; 1380b24ab676SJeff Bonwick 1381490d05b9SMatthew Ahrens if (dump_opt['b'] >= 6) { 138243466aaeSMax Grossman snprintf_blkptr(blkbuf, buflen, bp); 1383b24ab676SJeff Bonwick return; 1384b24ab676SJeff Bonwick } 138544cd46caSbillm 13865d7b4d43SMatthew Ahrens if (BP_IS_EMBEDDED(bp)) { 13875d7b4d43SMatthew Ahrens (void) sprintf(blkbuf, 13885d7b4d43SMatthew Ahrens "EMBEDDED et=%u %llxL/%llxP B=%llu", 13895d7b4d43SMatthew Ahrens (int)BPE_GET_ETYPE(bp), 13905d7b4d43SMatthew Ahrens (u_longlong_t)BPE_GET_LSIZE(bp), 13915d7b4d43SMatthew Ahrens (u_longlong_t)BPE_GET_PSIZE(bp), 13925d7b4d43SMatthew Ahrens (u_longlong_t)bp->blk_birth); 13935d7b4d43SMatthew Ahrens return; 13945d7b4d43SMatthew Ahrens } 139544cd46caSbillm 13965d7b4d43SMatthew Ahrens blkbuf[0] = '\0'; 1397b24ab676SJeff Bonwick for (int i = 0; i < ndvas; i++) 139843466aaeSMax Grossman (void) snprintf(blkbuf + strlen(blkbuf), 139943466aaeSMax Grossman buflen - strlen(blkbuf), "%llu:%llx:%llx ", 140044cd46caSbillm (u_longlong_t)DVA_GET_VDEV(&dva[i]), 140144cd46caSbillm (u_longlong_t)DVA_GET_OFFSET(&dva[i]), 140244cd46caSbillm (u_longlong_t)DVA_GET_ASIZE(&dva[i])); 140344cd46caSbillm 140443466aaeSMax Grossman if (BP_IS_HOLE(bp)) { 140543466aaeSMax Grossman (void) snprintf(blkbuf + strlen(blkbuf), 140670163ac5SPrakash Surya buflen - strlen(blkbuf), 140770163ac5SPrakash Surya "%llxL B=%llu", 140870163ac5SPrakash Surya (u_longlong_t)BP_GET_LSIZE(bp), 140943466aaeSMax Grossman (u_longlong_t)bp->blk_birth); 141043466aaeSMax Grossman } else { 141143466aaeSMax Grossman (void) snprintf(blkbuf + strlen(blkbuf), 141243466aaeSMax Grossman buflen - strlen(blkbuf), 141343466aaeSMax Grossman "%llxL/%llxP F=%llu B=%llu/%llu", 141443466aaeSMax Grossman (u_longlong_t)BP_GET_LSIZE(bp), 141543466aaeSMax Grossman (u_longlong_t)BP_GET_PSIZE(bp), 14165d7b4d43SMatthew Ahrens (u_longlong_t)BP_GET_FILL(bp), 141743466aaeSMax Grossman (u_longlong_t)bp->blk_birth, 141843466aaeSMax Grossman (u_longlong_t)BP_PHYSICAL_BIRTH(bp)); 141943466aaeSMax Grossman } 142044cd46caSbillm } 142144cd46caSbillm 142288b7b0f2SMatthew Ahrens static void 14237802d7bfSMatthew Ahrens print_indirect(blkptr_t *bp, const zbookmark_phys_t *zb, 142488b7b0f2SMatthew Ahrens const dnode_phys_t *dnp) 1425fa9e4066Sahrens { 142688b7b0f2SMatthew Ahrens char blkbuf[BP_SPRINTF_LEN]; 1427fa9e4066Sahrens int l; 1428fa9e4066Sahrens 14295d7b4d43SMatthew Ahrens if (!BP_IS_EMBEDDED(bp)) { 14305d7b4d43SMatthew Ahrens ASSERT3U(BP_GET_TYPE(bp), ==, dnp->dn_type); 14315d7b4d43SMatthew Ahrens ASSERT3U(BP_GET_LEVEL(bp), ==, zb->zb_level); 14325d7b4d43SMatthew Ahrens } 1433fa9e4066Sahrens 1434b24ab676SJeff Bonwick (void) printf("%16llx ", (u_longlong_t)blkid2offset(dnp, bp, zb)); 1435fa9e4066Sahrens 1436fa9e4066Sahrens ASSERT(zb->zb_level >= 0); 1437fa9e4066Sahrens 1438fa9e4066Sahrens for (l = dnp->dn_nlevels - 1; l >= -1; l--) { 1439fa9e4066Sahrens if (l == zb->zb_level) { 144088b7b0f2SMatthew Ahrens (void) printf("L%llx", (u_longlong_t)zb->zb_level); 1441fa9e4066Sahrens } else { 144288b7b0f2SMatthew Ahrens (void) printf(" "); 1443fa9e4066Sahrens } 1444fa9e4066Sahrens } 1445fa9e4066Sahrens 144643466aaeSMax Grossman snprintf_blkptr_compact(blkbuf, sizeof (blkbuf), bp); 144788b7b0f2SMatthew Ahrens (void) printf("%s\n", blkbuf); 144888b7b0f2SMatthew Ahrens } 144988b7b0f2SMatthew Ahrens 145088b7b0f2SMatthew Ahrens static int 145188b7b0f2SMatthew Ahrens visit_indirect(spa_t *spa, const dnode_phys_t *dnp, 14527802d7bfSMatthew Ahrens blkptr_t *bp, const zbookmark_phys_t *zb) 145388b7b0f2SMatthew Ahrens { 1454e4161df6SVictor Latushkin int err = 0; 145588b7b0f2SMatthew Ahrens 145688b7b0f2SMatthew Ahrens if (bp->blk_birth == 0) 145788b7b0f2SMatthew Ahrens return (0); 145888b7b0f2SMatthew Ahrens 145988b7b0f2SMatthew Ahrens print_indirect(bp, zb, dnp); 146088b7b0f2SMatthew Ahrens 146143466aaeSMax Grossman if (BP_GET_LEVEL(bp) > 0 && !BP_IS_HOLE(bp)) { 14627adb730bSGeorge Wilson arc_flags_t flags = ARC_FLAG_WAIT; 146388b7b0f2SMatthew Ahrens int i; 146488b7b0f2SMatthew Ahrens blkptr_t *cbp; 146588b7b0f2SMatthew Ahrens int epb = BP_GET_LSIZE(bp) >> SPA_BLKPTRSHIFT; 146688b7b0f2SMatthew Ahrens arc_buf_t *buf; 146788b7b0f2SMatthew Ahrens uint64_t fill = 0; 146888b7b0f2SMatthew Ahrens 14691b912ec7SGeorge Wilson err = arc_read(NULL, spa, bp, arc_getbuf_func, &buf, 147088b7b0f2SMatthew Ahrens ZIO_PRIORITY_ASYNC_READ, ZIO_FLAG_CANFAIL, &flags, zb); 147188b7b0f2SMatthew Ahrens if (err) 147288b7b0f2SMatthew Ahrens return (err); 14733f9d6ad7SLin Ling ASSERT(buf->b_data); 147488b7b0f2SMatthew Ahrens 147588b7b0f2SMatthew Ahrens /* recursively visit blocks below this */ 147688b7b0f2SMatthew Ahrens cbp = buf->b_data; 147788b7b0f2SMatthew Ahrens for (i = 0; i < epb; i++, cbp++) { 14787802d7bfSMatthew Ahrens zbookmark_phys_t czb; 147988b7b0f2SMatthew Ahrens 148088b7b0f2SMatthew Ahrens SET_BOOKMARK(&czb, zb->zb_objset, zb->zb_object, 148188b7b0f2SMatthew Ahrens zb->zb_level - 1, 148288b7b0f2SMatthew Ahrens zb->zb_blkid * epb + i); 148388b7b0f2SMatthew Ahrens err = visit_indirect(spa, dnp, cbp, &czb); 148488b7b0f2SMatthew Ahrens if (err) 148588b7b0f2SMatthew Ahrens break; 14865d7b4d43SMatthew Ahrens fill += BP_GET_FILL(cbp); 148788b7b0f2SMatthew Ahrens } 14888ad4d6ddSJeff Bonwick if (!err) 14895d7b4d43SMatthew Ahrens ASSERT3U(fill, ==, BP_GET_FILL(bp)); 1490dcbf3bd6SGeorge Wilson arc_buf_destroy(buf, &buf); 1491fa9e4066Sahrens } 1492fa9e4066Sahrens 149388b7b0f2SMatthew Ahrens return (err); 1494fa9e4066Sahrens } 1495fa9e4066Sahrens 1496fa9e4066Sahrens /*ARGSUSED*/ 1497fa9e4066Sahrens static void 149888b7b0f2SMatthew Ahrens dump_indirect(dnode_t *dn) 1499fa9e4066Sahrens { 150088b7b0f2SMatthew Ahrens dnode_phys_t *dnp = dn->dn_phys; 150188b7b0f2SMatthew Ahrens int j; 15027802d7bfSMatthew Ahrens zbookmark_phys_t czb; 1503fa9e4066Sahrens 1504fa9e4066Sahrens (void) printf("Indirect blocks:\n"); 1505fa9e4066Sahrens 1506503ad85cSMatthew Ahrens SET_BOOKMARK(&czb, dmu_objset_id(dn->dn_objset), 150788b7b0f2SMatthew Ahrens dn->dn_object, dnp->dn_nlevels - 1, 0); 150888b7b0f2SMatthew Ahrens for (j = 0; j < dnp->dn_nblkptr; j++) { 150988b7b0f2SMatthew Ahrens czb.zb_blkid = j; 1510503ad85cSMatthew Ahrens (void) visit_indirect(dmu_objset_spa(dn->dn_objset), dnp, 151188b7b0f2SMatthew Ahrens &dnp->dn_blkptr[j], &czb); 151288b7b0f2SMatthew Ahrens } 1513fa9e4066Sahrens 1514fa9e4066Sahrens (void) printf("\n"); 1515fa9e4066Sahrens } 1516fa9e4066Sahrens 1517fa9e4066Sahrens /*ARGSUSED*/ 1518fa9e4066Sahrens static void 1519fa9e4066Sahrens dump_dsl_dir(objset_t *os, uint64_t object, void *data, size_t size) 1520fa9e4066Sahrens { 1521fa9e4066Sahrens dsl_dir_phys_t *dd = data; 1522fa9e4066Sahrens time_t crtime; 15233f9d6ad7SLin Ling char nice[32]; 1524fa9e4066Sahrens 15250a055120SJason King /* make sure nicenum has enough space */ 15260a055120SJason King CTASSERT(sizeof (nice) >= NN_NUMBUF_SZ); 15270a055120SJason King 1528fa9e4066Sahrens if (dd == NULL) 1529fa9e4066Sahrens return; 1530fa9e4066Sahrens 1531da6c28aaSamw ASSERT3U(size, >=, sizeof (dsl_dir_phys_t)); 1532fa9e4066Sahrens 1533fa9e4066Sahrens crtime = dd->dd_creation_time; 1534fa9e4066Sahrens (void) printf("\t\tcreation_time = %s", ctime(&crtime)); 1535fa9e4066Sahrens (void) printf("\t\thead_dataset_obj = %llu\n", 1536fa9e4066Sahrens (u_longlong_t)dd->dd_head_dataset_obj); 1537fa9e4066Sahrens (void) printf("\t\tparent_dir_obj = %llu\n", 1538fa9e4066Sahrens (u_longlong_t)dd->dd_parent_obj); 15393cb34c60Sahrens (void) printf("\t\torigin_obj = %llu\n", 15403cb34c60Sahrens (u_longlong_t)dd->dd_origin_obj); 1541fa9e4066Sahrens (void) printf("\t\tchild_dir_zapobj = %llu\n", 1542fa9e4066Sahrens (u_longlong_t)dd->dd_child_dir_zapobj); 15430a055120SJason King zdb_nicenum(dd->dd_used_bytes, nice, sizeof (nice)); 154474e7dc98SMatthew Ahrens (void) printf("\t\tused_bytes = %s\n", nice); 15450a055120SJason King zdb_nicenum(dd->dd_compressed_bytes, nice, sizeof (nice)); 154674e7dc98SMatthew Ahrens (void) printf("\t\tcompressed_bytes = %s\n", nice); 15470a055120SJason King zdb_nicenum(dd->dd_uncompressed_bytes, nice, sizeof (nice)); 154874e7dc98SMatthew Ahrens (void) printf("\t\tuncompressed_bytes = %s\n", nice); 15490a055120SJason King zdb_nicenum(dd->dd_quota, nice, sizeof (nice)); 155074e7dc98SMatthew Ahrens (void) printf("\t\tquota = %s\n", nice); 15510a055120SJason King zdb_nicenum(dd->dd_reserved, nice, sizeof (nice)); 155274e7dc98SMatthew Ahrens (void) printf("\t\treserved = %s\n", nice); 1553fa9e4066Sahrens (void) printf("\t\tprops_zapobj = %llu\n", 1554fa9e4066Sahrens (u_longlong_t)dd->dd_props_zapobj); 1555ecd6cf80Smarks (void) printf("\t\tdeleg_zapobj = %llu\n", 1556ecd6cf80Smarks (u_longlong_t)dd->dd_deleg_zapobj); 155774e7dc98SMatthew Ahrens (void) printf("\t\tflags = %llx\n", 155874e7dc98SMatthew Ahrens (u_longlong_t)dd->dd_flags); 155974e7dc98SMatthew Ahrens 156074e7dc98SMatthew Ahrens #define DO(which) \ 15610a055120SJason King zdb_nicenum(dd->dd_used_breakdown[DD_USED_ ## which], nice, \ 15620a055120SJason King sizeof (nice)); \ 156374e7dc98SMatthew Ahrens (void) printf("\t\tused_breakdown[" #which "] = %s\n", nice) 156474e7dc98SMatthew Ahrens DO(HEAD); 156574e7dc98SMatthew Ahrens DO(SNAP); 156674e7dc98SMatthew Ahrens DO(CHILD); 156774e7dc98SMatthew Ahrens DO(CHILD_RSRV); 156874e7dc98SMatthew Ahrens DO(REFRSRV); 156974e7dc98SMatthew Ahrens #undef DO 1570fa9e4066Sahrens } 1571fa9e4066Sahrens 1572fa9e4066Sahrens /*ARGSUSED*/ 1573fa9e4066Sahrens static void 1574fa9e4066Sahrens dump_dsl_dataset(objset_t *os, uint64_t object, void *data, size_t size) 1575fa9e4066Sahrens { 1576fa9e4066Sahrens dsl_dataset_phys_t *ds = data; 1577fa9e4066Sahrens time_t crtime; 15783f9d6ad7SLin Ling char used[32], compressed[32], uncompressed[32], unique[32]; 1579fbabab8fSmaybee char blkbuf[BP_SPRINTF_LEN]; 1580fa9e4066Sahrens 15810a055120SJason King /* make sure nicenum has enough space */ 15820a055120SJason King CTASSERT(sizeof (used) >= NN_NUMBUF_SZ); 15830a055120SJason King CTASSERT(sizeof (compressed) >= NN_NUMBUF_SZ); 15840a055120SJason King CTASSERT(sizeof (uncompressed) >= NN_NUMBUF_SZ); 15850a055120SJason King CTASSERT(sizeof (unique) >= NN_NUMBUF_SZ); 15860a055120SJason King 1587fa9e4066Sahrens if (ds == NULL) 1588fa9e4066Sahrens return; 1589fa9e4066Sahrens 1590fa9e4066Sahrens ASSERT(size == sizeof (*ds)); 1591fa9e4066Sahrens crtime = ds->ds_creation_time; 15920a055120SJason King zdb_nicenum(ds->ds_referenced_bytes, used, sizeof (used)); 15930a055120SJason King zdb_nicenum(ds->ds_compressed_bytes, compressed, sizeof (compressed)); 15940a055120SJason King zdb_nicenum(ds->ds_uncompressed_bytes, uncompressed, 15950a055120SJason King sizeof (uncompressed)); 15960a055120SJason King zdb_nicenum(ds->ds_unique_bytes, unique, sizeof (unique)); 159743466aaeSMax Grossman snprintf_blkptr(blkbuf, sizeof (blkbuf), &ds->ds_bp); 1598fa9e4066Sahrens 1599088f3894Sahrens (void) printf("\t\tdir_obj = %llu\n", 1600fa9e4066Sahrens (u_longlong_t)ds->ds_dir_obj); 1601fa9e4066Sahrens (void) printf("\t\tprev_snap_obj = %llu\n", 1602fa9e4066Sahrens (u_longlong_t)ds->ds_prev_snap_obj); 1603fa9e4066Sahrens (void) printf("\t\tprev_snap_txg = %llu\n", 1604fa9e4066Sahrens (u_longlong_t)ds->ds_prev_snap_txg); 1605fa9e4066Sahrens (void) printf("\t\tnext_snap_obj = %llu\n", 1606fa9e4066Sahrens (u_longlong_t)ds->ds_next_snap_obj); 1607fa9e4066Sahrens (void) printf("\t\tsnapnames_zapobj = %llu\n", 1608fa9e4066Sahrens (u_longlong_t)ds->ds_snapnames_zapobj); 1609fa9e4066Sahrens (void) printf("\t\tnum_children = %llu\n", 1610fa9e4066Sahrens (u_longlong_t)ds->ds_num_children); 1611842727c2SChris Kirby (void) printf("\t\tuserrefs_obj = %llu\n", 1612842727c2SChris Kirby (u_longlong_t)ds->ds_userrefs_obj); 1613fa9e4066Sahrens (void) printf("\t\tcreation_time = %s", ctime(&crtime)); 1614fa9e4066Sahrens (void) printf("\t\tcreation_txg = %llu\n", 1615fa9e4066Sahrens (u_longlong_t)ds->ds_creation_txg); 1616fa9e4066Sahrens (void) printf("\t\tdeadlist_obj = %llu\n", 1617fa9e4066Sahrens (u_longlong_t)ds->ds_deadlist_obj); 1618fa9e4066Sahrens (void) printf("\t\tused_bytes = %s\n", used); 1619fa9e4066Sahrens (void) printf("\t\tcompressed_bytes = %s\n", compressed); 1620fa9e4066Sahrens (void) printf("\t\tuncompressed_bytes = %s\n", uncompressed); 1621fa9e4066Sahrens (void) printf("\t\tunique = %s\n", unique); 1622fa9e4066Sahrens (void) printf("\t\tfsid_guid = %llu\n", 1623fa9e4066Sahrens (u_longlong_t)ds->ds_fsid_guid); 1624fa9e4066Sahrens (void) printf("\t\tguid = %llu\n", 1625fa9e4066Sahrens (u_longlong_t)ds->ds_guid); 162699653d4eSeschrock (void) printf("\t\tflags = %llx\n", 162799653d4eSeschrock (u_longlong_t)ds->ds_flags); 1628088f3894Sahrens (void) printf("\t\tnext_clones_obj = %llu\n", 1629088f3894Sahrens (u_longlong_t)ds->ds_next_clones_obj); 1630bb0ade09Sahrens (void) printf("\t\tprops_obj = %llu\n", 1631bb0ade09Sahrens (u_longlong_t)ds->ds_props_obj); 1632fa9e4066Sahrens (void) printf("\t\tbp = %s\n", blkbuf); 1633fa9e4066Sahrens } 1634fa9e4066Sahrens 1635ad135b5dSChristopher Siden /* ARGSUSED */ 1636ad135b5dSChristopher Siden static int 1637ad135b5dSChristopher Siden dump_bptree_cb(void *arg, const blkptr_t *bp, dmu_tx_t *tx) 1638ad135b5dSChristopher Siden { 1639ad135b5dSChristopher Siden char blkbuf[BP_SPRINTF_LEN]; 1640ad135b5dSChristopher Siden 1641ad135b5dSChristopher Siden if (bp->blk_birth != 0) { 164243466aaeSMax Grossman snprintf_blkptr(blkbuf, sizeof (blkbuf), bp); 1643ad135b5dSChristopher Siden (void) printf("\t%s\n", blkbuf); 1644ad135b5dSChristopher Siden } 1645ad135b5dSChristopher Siden return (0); 1646ad135b5dSChristopher Siden } 1647ad135b5dSChristopher Siden 1648ad135b5dSChristopher Siden static void 16493f7978d0SAlan Somers dump_bptree(objset_t *os, uint64_t obj, const char *name) 1650ad135b5dSChristopher Siden { 1651ad135b5dSChristopher Siden char bytes[32]; 1652ad135b5dSChristopher Siden bptree_phys_t *bt; 1653ad135b5dSChristopher Siden dmu_buf_t *db; 1654ad135b5dSChristopher Siden 16550a055120SJason King /* make sure nicenum has enough space */ 16560a055120SJason King CTASSERT(sizeof (bytes) >= NN_NUMBUF_SZ); 16570a055120SJason King 1658ad135b5dSChristopher Siden if (dump_opt['d'] < 3) 1659ad135b5dSChristopher Siden return; 1660ad135b5dSChristopher Siden 1661b420f3adSRichard Lowe VERIFY3U(0, ==, dmu_bonus_hold(os, obj, FTAG, &db)); 1662ad135b5dSChristopher Siden bt = db->db_data; 16630a055120SJason King zdb_nicenum(bt->bt_bytes, bytes, sizeof (bytes)); 1664ad135b5dSChristopher Siden (void) printf("\n %s: %llu datasets, %s\n", 1665ad135b5dSChristopher Siden name, (unsigned long long)(bt->bt_end - bt->bt_begin), bytes); 1666ad135b5dSChristopher Siden dmu_buf_rele(db, FTAG); 1667ad135b5dSChristopher Siden 1668ad135b5dSChristopher Siden if (dump_opt['d'] < 5) 1669ad135b5dSChristopher Siden return; 1670ad135b5dSChristopher Siden 1671ad135b5dSChristopher Siden (void) printf("\n"); 1672ad135b5dSChristopher Siden 1673ad135b5dSChristopher Siden (void) bptree_iterate(os, obj, B_FALSE, dump_bptree_cb, NULL, NULL); 1674ad135b5dSChristopher Siden } 1675ad135b5dSChristopher Siden 1676cde58dbcSMatthew Ahrens /* ARGSUSED */ 1677cde58dbcSMatthew Ahrens static int 1678cde58dbcSMatthew Ahrens dump_bpobj_cb(void *arg, const blkptr_t *bp, dmu_tx_t *tx) 1679cde58dbcSMatthew Ahrens { 1680cde58dbcSMatthew Ahrens char blkbuf[BP_SPRINTF_LEN]; 1681cde58dbcSMatthew Ahrens 1682cde58dbcSMatthew Ahrens ASSERT(bp->blk_birth != 0); 168343466aaeSMax Grossman snprintf_blkptr_compact(blkbuf, sizeof (blkbuf), bp); 1684cde58dbcSMatthew Ahrens (void) printf("\t%s\n", blkbuf); 1685cde58dbcSMatthew Ahrens return (0); 1686cde58dbcSMatthew Ahrens } 1687cde58dbcSMatthew Ahrens 1688fa9e4066Sahrens static void 16893f7978d0SAlan Somers dump_full_bpobj(bpobj_t *bpo, const char *name, int indent) 1690fa9e4066Sahrens { 16913f9d6ad7SLin Ling char bytes[32]; 16923f9d6ad7SLin Ling char comp[32]; 16933f9d6ad7SLin Ling char uncomp[32]; 1694fa9e4066Sahrens 16950a055120SJason King /* make sure nicenum has enough space */ 16960a055120SJason King CTASSERT(sizeof (bytes) >= NN_NUMBUF_SZ); 16970a055120SJason King CTASSERT(sizeof (comp) >= NN_NUMBUF_SZ); 16980a055120SJason King CTASSERT(sizeof (uncomp) >= NN_NUMBUF_SZ); 16990a055120SJason King 1700fa9e4066Sahrens if (dump_opt['d'] < 3) 1701fa9e4066Sahrens return; 1702fa9e4066Sahrens 17030a055120SJason King zdb_nicenum(bpo->bpo_phys->bpo_bytes, bytes, sizeof (bytes)); 1704d0475637SMatthew Ahrens if (bpo->bpo_havesubobj && bpo->bpo_phys->bpo_subobjs != 0) { 17050a055120SJason King zdb_nicenum(bpo->bpo_phys->bpo_comp, comp, sizeof (comp)); 17060a055120SJason King zdb_nicenum(bpo->bpo_phys->bpo_uncomp, uncomp, sizeof (uncomp)); 1707d0475637SMatthew Ahrens (void) printf(" %*s: object %llu, %llu local blkptrs, " 1708732885fcSMatthew Ahrens "%llu subobjs in object %llu, %s (%s/%s comp)\n", 1709d0475637SMatthew Ahrens indent * 8, name, 1710d0475637SMatthew Ahrens (u_longlong_t)bpo->bpo_object, 1711d0475637SMatthew Ahrens (u_longlong_t)bpo->bpo_phys->bpo_num_blkptrs, 1712cde58dbcSMatthew Ahrens (u_longlong_t)bpo->bpo_phys->bpo_num_subobjs, 1713732885fcSMatthew Ahrens (u_longlong_t)bpo->bpo_phys->bpo_subobjs, 171499653d4eSeschrock bytes, comp, uncomp); 1715d0475637SMatthew Ahrens 1716d0475637SMatthew Ahrens for (uint64_t i = 0; i < bpo->bpo_phys->bpo_num_subobjs; i++) { 1717d0475637SMatthew Ahrens uint64_t subobj; 1718d0475637SMatthew Ahrens bpobj_t subbpo; 1719d0475637SMatthew Ahrens int error; 1720d0475637SMatthew Ahrens VERIFY0(dmu_read(bpo->bpo_os, 1721d0475637SMatthew Ahrens bpo->bpo_phys->bpo_subobjs, 1722d0475637SMatthew Ahrens i * sizeof (subobj), sizeof (subobj), &subobj, 0)); 1723d0475637SMatthew Ahrens error = bpobj_open(&subbpo, bpo->bpo_os, subobj); 1724d0475637SMatthew Ahrens if (error != 0) { 1725d0475637SMatthew Ahrens (void) printf("ERROR %u while trying to open " 1726d0475637SMatthew Ahrens "subobj id %llu\n", 1727d0475637SMatthew Ahrens error, (u_longlong_t)subobj); 1728d0475637SMatthew Ahrens continue; 1729d0475637SMatthew Ahrens } 1730732885fcSMatthew Ahrens dump_full_bpobj(&subbpo, "subobj", indent + 1); 173177061867SMatthew Ahrens bpobj_close(&subbpo); 1732d0475637SMatthew Ahrens } 173399653d4eSeschrock } else { 1734d0475637SMatthew Ahrens (void) printf(" %*s: object %llu, %llu blkptrs, %s\n", 1735d0475637SMatthew Ahrens indent * 8, name, 1736d0475637SMatthew Ahrens (u_longlong_t)bpo->bpo_object, 1737d0475637SMatthew Ahrens (u_longlong_t)bpo->bpo_phys->bpo_num_blkptrs, 1738d0475637SMatthew Ahrens bytes); 173999653d4eSeschrock } 1740fa9e4066Sahrens 1741cde58dbcSMatthew Ahrens if (dump_opt['d'] < 5) 1742fa9e4066Sahrens return; 1743fa9e4066Sahrens 1744fa9e4066Sahrens 1745d0475637SMatthew Ahrens if (indent == 0) { 1746d0475637SMatthew Ahrens (void) bpobj_iterate_nofree(bpo, dump_bpobj_cb, NULL, NULL); 1747d0475637SMatthew Ahrens (void) printf("\n"); 1748d0475637SMatthew Ahrens } 1749cde58dbcSMatthew Ahrens } 175044cd46caSbillm 1751cde58dbcSMatthew Ahrens static void 1752cde58dbcSMatthew Ahrens dump_deadlist(dsl_deadlist_t *dl) 1753cde58dbcSMatthew Ahrens { 1754cde58dbcSMatthew Ahrens dsl_deadlist_entry_t *dle; 1755d0475637SMatthew Ahrens uint64_t unused; 1756cde58dbcSMatthew Ahrens char bytes[32]; 1757cde58dbcSMatthew Ahrens char comp[32]; 1758cde58dbcSMatthew Ahrens char uncomp[32]; 1759cde58dbcSMatthew Ahrens 17600a055120SJason King /* make sure nicenum has enough space */ 17610a055120SJason King CTASSERT(sizeof (bytes) >= NN_NUMBUF_SZ); 17620a055120SJason King CTASSERT(sizeof (comp) >= NN_NUMBUF_SZ); 17630a055120SJason King CTASSERT(sizeof (uncomp) >= NN_NUMBUF_SZ); 17640a055120SJason King 1765cde58dbcSMatthew Ahrens if (dump_opt['d'] < 3) 1766cde58dbcSMatthew Ahrens return; 1767cde58dbcSMatthew Ahrens 176890c76c66SMatthew Ahrens if (dl->dl_oldfmt) { 1769732885fcSMatthew Ahrens dump_full_bpobj(&dl->dl_bpobj, "old-format deadlist", 0); 177090c76c66SMatthew Ahrens return; 177190c76c66SMatthew Ahrens } 177290c76c66SMatthew Ahrens 17730a055120SJason King zdb_nicenum(dl->dl_phys->dl_used, bytes, sizeof (bytes)); 17740a055120SJason King zdb_nicenum(dl->dl_phys->dl_comp, comp, sizeof (comp)); 17750a055120SJason King zdb_nicenum(dl->dl_phys->dl_uncomp, uncomp, sizeof (uncomp)); 1776cde58dbcSMatthew Ahrens (void) printf("\n Deadlist: %s (%s/%s comp)\n", 1777cde58dbcSMatthew Ahrens bytes, comp, uncomp); 1778cde58dbcSMatthew Ahrens 1779cde58dbcSMatthew Ahrens if (dump_opt['d'] < 4) 1780cde58dbcSMatthew Ahrens return; 1781cde58dbcSMatthew Ahrens 1782cde58dbcSMatthew Ahrens (void) printf("\n"); 1783cde58dbcSMatthew Ahrens 1784d0475637SMatthew Ahrens /* force the tree to be loaded */ 1785d0475637SMatthew Ahrens dsl_deadlist_space_range(dl, 0, UINT64_MAX, &unused, &unused, &unused); 1786d0475637SMatthew Ahrens 1787cde58dbcSMatthew Ahrens for (dle = avl_first(&dl->dl_tree); dle; 1788cde58dbcSMatthew Ahrens dle = AVL_NEXT(&dl->dl_tree, dle)) { 1789d0475637SMatthew Ahrens if (dump_opt['d'] >= 5) { 1790d0475637SMatthew Ahrens char buf[128]; 1791de05b588SRichard Yao (void) snprintf(buf, sizeof (buf), 1792de05b588SRichard Yao "mintxg %llu -> obj %llu", 1793d0475637SMatthew Ahrens (longlong_t)dle->dle_mintxg, 1794d0475637SMatthew Ahrens (longlong_t)dle->dle_bpobj.bpo_object); 1795fa9e4066Sahrens 1796732885fcSMatthew Ahrens dump_full_bpobj(&dle->dle_bpobj, buf, 0); 1797d0475637SMatthew Ahrens } else { 1798d0475637SMatthew Ahrens (void) printf("mintxg %llu -> obj %llu\n", 1799d0475637SMatthew Ahrens (longlong_t)dle->dle_mintxg, 1800d0475637SMatthew Ahrens (longlong_t)dle->dle_bpobj.bpo_object); 1801d0475637SMatthew Ahrens 1802d0475637SMatthew Ahrens } 1803cde58dbcSMatthew Ahrens } 1804fa9e4066Sahrens } 1805fa9e4066Sahrens 1806e0d35c44Smarks static avl_tree_t idx_tree; 1807e0d35c44Smarks static avl_tree_t domain_tree; 1808e0d35c44Smarks static boolean_t fuid_table_loaded; 1809ed61ec1dSYuri Pankov static objset_t *sa_os = NULL; 1810ed61ec1dSYuri Pankov static sa_attr_type_t *sa_attr_table = NULL; 1811ed61ec1dSYuri Pankov 1812ed61ec1dSYuri Pankov static int 1813ed61ec1dSYuri Pankov open_objset(const char *path, dmu_objset_type_t type, void *tag, objset_t **osp) 1814ed61ec1dSYuri Pankov { 1815ed61ec1dSYuri Pankov int err; 1816ed61ec1dSYuri Pankov uint64_t sa_attrs = 0; 1817ed61ec1dSYuri Pankov uint64_t version = 0; 1818ed61ec1dSYuri Pankov 1819ed61ec1dSYuri Pankov VERIFY3P(sa_os, ==, NULL); 1820ed61ec1dSYuri Pankov err = dmu_objset_own(path, type, B_TRUE, tag, osp); 1821ed61ec1dSYuri Pankov if (err != 0) { 1822ed61ec1dSYuri Pankov (void) fprintf(stderr, "failed to own dataset '%s': %s\n", path, 1823ed61ec1dSYuri Pankov strerror(err)); 1824ed61ec1dSYuri Pankov return (err); 1825ed61ec1dSYuri Pankov } 1826ed61ec1dSYuri Pankov 1827ed61ec1dSYuri Pankov if (dmu_objset_type(*osp) == DMU_OST_ZFS) { 1828ed61ec1dSYuri Pankov (void) zap_lookup(*osp, MASTER_NODE_OBJ, ZPL_VERSION_STR, 1829ed61ec1dSYuri Pankov 8, 1, &version); 1830ed61ec1dSYuri Pankov if (version >= ZPL_VERSION_SA) { 1831ed61ec1dSYuri Pankov (void) zap_lookup(*osp, MASTER_NODE_OBJ, ZFS_SA_ATTRS, 1832ed61ec1dSYuri Pankov 8, 1, &sa_attrs); 1833ed61ec1dSYuri Pankov } 1834ed61ec1dSYuri Pankov err = sa_setup(*osp, sa_attrs, zfs_attr_table, ZPL_END, 1835ed61ec1dSYuri Pankov &sa_attr_table); 1836ed61ec1dSYuri Pankov if (err != 0) { 1837ed61ec1dSYuri Pankov (void) fprintf(stderr, "sa_setup failed: %s\n", 1838ed61ec1dSYuri Pankov strerror(err)); 1839ed61ec1dSYuri Pankov dmu_objset_disown(*osp, tag); 1840ed61ec1dSYuri Pankov *osp = NULL; 1841ed61ec1dSYuri Pankov } 1842ed61ec1dSYuri Pankov } 1843ed61ec1dSYuri Pankov sa_os = *osp; 1844ed61ec1dSYuri Pankov 1845ed61ec1dSYuri Pankov return (0); 1846ed61ec1dSYuri Pankov } 1847ed61ec1dSYuri Pankov 1848ed61ec1dSYuri Pankov static void 1849ed61ec1dSYuri Pankov close_objset(objset_t *os, void *tag) 1850ed61ec1dSYuri Pankov { 1851ed61ec1dSYuri Pankov VERIFY3P(os, ==, sa_os); 1852ed61ec1dSYuri Pankov if (os->os_sa != NULL) 1853ed61ec1dSYuri Pankov sa_tear_down(os); 1854ed61ec1dSYuri Pankov dmu_objset_disown(os, tag); 1855ed61ec1dSYuri Pankov sa_attr_table = NULL; 1856ed61ec1dSYuri Pankov sa_os = NULL; 1857ed61ec1dSYuri Pankov } 1858e0d35c44Smarks 1859e0d35c44Smarks static void 1860e0d35c44Smarks fuid_table_destroy() 1861e0d35c44Smarks { 1862e0d35c44Smarks if (fuid_table_loaded) { 1863e0d35c44Smarks zfs_fuid_table_destroy(&idx_tree, &domain_tree); 1864e0d35c44Smarks fuid_table_loaded = B_FALSE; 1865e0d35c44Smarks } 1866e0d35c44Smarks } 1867e0d35c44Smarks 1868e0d35c44Smarks /* 1869e0d35c44Smarks * print uid or gid information. 1870e0d35c44Smarks * For normal POSIX id just the id is printed in decimal format. 1871e0d35c44Smarks * For CIFS files with FUID the fuid is printed in hex followed by 1872d0475637SMatthew Ahrens * the domain-rid string. 1873e0d35c44Smarks */ 1874e0d35c44Smarks static void 1875e0d35c44Smarks print_idstr(uint64_t id, const char *id_type) 1876e0d35c44Smarks { 1877e0d35c44Smarks if (FUID_INDEX(id)) { 1878e0d35c44Smarks char *domain; 1879e0d35c44Smarks 1880e0d35c44Smarks domain = zfs_fuid_idx_domain(&idx_tree, FUID_INDEX(id)); 1881e0d35c44Smarks (void) printf("\t%s %llx [%s-%d]\n", id_type, 1882e0d35c44Smarks (u_longlong_t)id, domain, (int)FUID_RID(id)); 1883e0d35c44Smarks } else { 1884e0d35c44Smarks (void) printf("\t%s %llu\n", id_type, (u_longlong_t)id); 1885e0d35c44Smarks } 1886e0d35c44Smarks 1887e0d35c44Smarks } 1888e0d35c44Smarks 1889e0d35c44Smarks static void 18900a586ceaSMark Shellenbaum dump_uidgid(objset_t *os, uint64_t uid, uint64_t gid) 1891e0d35c44Smarks { 1892e0d35c44Smarks uint32_t uid_idx, gid_idx; 1893e0d35c44Smarks 18940a586ceaSMark Shellenbaum uid_idx = FUID_INDEX(uid); 18950a586ceaSMark Shellenbaum gid_idx = FUID_INDEX(gid); 1896e0d35c44Smarks 1897e0d35c44Smarks /* Load domain table, if not already loaded */ 1898e0d35c44Smarks if (!fuid_table_loaded && (uid_idx || gid_idx)) { 1899e0d35c44Smarks uint64_t fuid_obj; 1900e0d35c44Smarks 1901e0d35c44Smarks /* first find the fuid object. It lives in the master node */ 1902e0d35c44Smarks VERIFY(zap_lookup(os, MASTER_NODE_OBJ, ZFS_FUID_TABLES, 1903e0d35c44Smarks 8, 1, &fuid_obj) == 0); 190489459e17SMark Shellenbaum zfs_fuid_avl_tree_create(&idx_tree, &domain_tree); 1905e0d35c44Smarks (void) zfs_fuid_table_load(os, fuid_obj, 1906e0d35c44Smarks &idx_tree, &domain_tree); 1907e0d35c44Smarks fuid_table_loaded = B_TRUE; 1908e0d35c44Smarks } 1909e0d35c44Smarks 19100a586ceaSMark Shellenbaum print_idstr(uid, "uid"); 19110a586ceaSMark Shellenbaum print_idstr(gid, "gid"); 1912e0d35c44Smarks } 1913e0d35c44Smarks 1914fa9e4066Sahrens /*ARGSUSED*/ 1915fa9e4066Sahrens static void 1916fa9e4066Sahrens dump_znode(objset_t *os, uint64_t object, void *data, size_t size) 1917fa9e4066Sahrens { 1918fa9e4066Sahrens char path[MAXPATHLEN * 2]; /* allow for xattr and failure prefix */ 19190a586ceaSMark Shellenbaum sa_handle_t *hdl; 19200a586ceaSMark Shellenbaum uint64_t xattr, rdev, gen; 19210a586ceaSMark Shellenbaum uint64_t uid, gid, mode, fsize, parent, links; 19228f2529deSMark Shellenbaum uint64_t pflags; 19230a586ceaSMark Shellenbaum uint64_t acctm[2], modtm[2], chgtm[2], crtm[2]; 19240a586ceaSMark Shellenbaum time_t z_crtime, z_atime, z_mtime, z_ctime; 19258f2529deSMark Shellenbaum sa_bulk_attr_t bulk[12]; 19260a586ceaSMark Shellenbaum int idx = 0; 192755434c77Sek int error; 1928fa9e4066Sahrens 1929ed61ec1dSYuri Pankov VERIFY3P(os, ==, sa_os); 19300a586ceaSMark Shellenbaum if (sa_handle_get(os, object, NULL, SA_HDL_PRIVATE, &hdl)) { 19310a586ceaSMark Shellenbaum (void) printf("Failed to get handle for SA znode\n"); 19320a586ceaSMark Shellenbaum return; 19330a586ceaSMark Shellenbaum } 19340a586ceaSMark Shellenbaum 19350a586ceaSMark Shellenbaum SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_UID], NULL, &uid, 8); 19360a586ceaSMark Shellenbaum SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_GID], NULL, &gid, 8); 19370a586ceaSMark Shellenbaum SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_LINKS], NULL, 19380a586ceaSMark Shellenbaum &links, 8); 19390a586ceaSMark Shellenbaum SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_GEN], NULL, &gen, 8); 19400a586ceaSMark Shellenbaum SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_MODE], NULL, 19410a586ceaSMark Shellenbaum &mode, 8); 19420a586ceaSMark Shellenbaum SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_PARENT], 19430a586ceaSMark Shellenbaum NULL, &parent, 8); 19440a586ceaSMark Shellenbaum SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_SIZE], NULL, 19450a586ceaSMark Shellenbaum &fsize, 8); 19460a586ceaSMark Shellenbaum SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_ATIME], NULL, 19470a586ceaSMark Shellenbaum acctm, 16); 19480a586ceaSMark Shellenbaum SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_MTIME], NULL, 19490a586ceaSMark Shellenbaum modtm, 16); 19500a586ceaSMark Shellenbaum SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_CRTIME], NULL, 19510a586ceaSMark Shellenbaum crtm, 16); 19520a586ceaSMark Shellenbaum SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_CTIME], NULL, 19530a586ceaSMark Shellenbaum chgtm, 16); 19548f2529deSMark Shellenbaum SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_FLAGS], NULL, 19558f2529deSMark Shellenbaum &pflags, 8); 19560a586ceaSMark Shellenbaum 19570a586ceaSMark Shellenbaum if (sa_bulk_lookup(hdl, bulk, idx)) { 19580a586ceaSMark Shellenbaum (void) sa_handle_destroy(hdl); 19590a586ceaSMark Shellenbaum return; 19600a586ceaSMark Shellenbaum } 1961fa9e4066Sahrens 19620a586ceaSMark Shellenbaum z_crtime = (time_t)crtm[0]; 19630a586ceaSMark Shellenbaum z_atime = (time_t)acctm[0]; 19640a586ceaSMark Shellenbaum z_mtime = (time_t)modtm[0]; 19650a586ceaSMark Shellenbaum z_ctime = (time_t)chgtm[0]; 1966fa9e4066Sahrens 1967e548d2faSAlan Somers if (dump_opt['d'] > 4) { 1968e548d2faSAlan Somers error = zfs_obj_to_path(os, object, path, sizeof (path)); 1969*20b5dafbSPaul Dagnelie if (error == ESTALE) { 1970*20b5dafbSPaul Dagnelie (void) snprintf(path, sizeof (path), "on delete queue"); 1971*20b5dafbSPaul Dagnelie } else if (error != 0) { 1972*20b5dafbSPaul Dagnelie leaked_objects++; 1973e548d2faSAlan Somers (void) snprintf(path, sizeof (path), 1974*20b5dafbSPaul Dagnelie "path not found, possibly leaked"); 1975e548d2faSAlan Somers } 1976e548d2faSAlan Somers (void) printf("\tpath %s\n", path); 1977e548d2faSAlan Somers } 19780a586ceaSMark Shellenbaum dump_uidgid(os, uid, gid); 1979fa9e4066Sahrens (void) printf("\tatime %s", ctime(&z_atime)); 1980fa9e4066Sahrens (void) printf("\tmtime %s", ctime(&z_mtime)); 1981fa9e4066Sahrens (void) printf("\tctime %s", ctime(&z_ctime)); 1982fa9e4066Sahrens (void) printf("\tcrtime %s", ctime(&z_crtime)); 19830a586ceaSMark Shellenbaum (void) printf("\tgen %llu\n", (u_longlong_t)gen); 19840a586ceaSMark Shellenbaum (void) printf("\tmode %llo\n", (u_longlong_t)mode); 19850a586ceaSMark Shellenbaum (void) printf("\tsize %llu\n", (u_longlong_t)fsize); 19860a586ceaSMark Shellenbaum (void) printf("\tparent %llu\n", (u_longlong_t)parent); 19870a586ceaSMark Shellenbaum (void) printf("\tlinks %llu\n", (u_longlong_t)links); 19888f2529deSMark Shellenbaum (void) printf("\tpflags %llx\n", (u_longlong_t)pflags); 19890a586ceaSMark Shellenbaum if (sa_lookup(hdl, sa_attr_table[ZPL_XATTR], &xattr, 19900a586ceaSMark Shellenbaum sizeof (uint64_t)) == 0) 19910a586ceaSMark Shellenbaum (void) printf("\txattr %llu\n", (u_longlong_t)xattr); 19920a586ceaSMark Shellenbaum if (sa_lookup(hdl, sa_attr_table[ZPL_RDEV], &rdev, 19930a586ceaSMark Shellenbaum sizeof (uint64_t)) == 0) 19940a586ceaSMark Shellenbaum (void) printf("\trdev 0x%016llx\n", (u_longlong_t)rdev); 19950a586ceaSMark Shellenbaum sa_handle_destroy(hdl); 1996fa9e4066Sahrens } 1997fa9e4066Sahrens 1998fa9e4066Sahrens /*ARGSUSED*/ 1999fa9e4066Sahrens static void 2000fa9e4066Sahrens dump_acl(objset_t *os, uint64_t object, void *data, size_t size) 2001fa9e4066Sahrens { 2002fa9e4066Sahrens } 2003fa9e4066Sahrens 2004fa9e4066Sahrens /*ARGSUSED*/ 2005fa9e4066Sahrens static void 2006fa9e4066Sahrens dump_dmu_objset(objset_t *os, uint64_t object, void *data, size_t size) 2007fa9e4066Sahrens { 2008fa9e4066Sahrens } 2009fa9e4066Sahrens 20106de8f417SVictor Latushkin static object_viewer_t *object_viewer[DMU_OT_NUMTYPES + 1] = { 2011fa9e4066Sahrens dump_none, /* unallocated */ 2012fa9e4066Sahrens dump_zap, /* object directory */ 2013fa9e4066Sahrens dump_uint64, /* object array */ 2014fa9e4066Sahrens dump_none, /* packed nvlist */ 2015fa9e4066Sahrens dump_packed_nvlist, /* packed nvlist size */ 2016732885fcSMatthew Ahrens dump_none, /* bpobj */ 2017732885fcSMatthew Ahrens dump_bpobj, /* bpobj header */ 2018fa9e4066Sahrens dump_none, /* SPA space map header */ 2019fa9e4066Sahrens dump_none, /* SPA space map */ 2020fa9e4066Sahrens dump_none, /* ZIL intent log */ 2021fa9e4066Sahrens dump_dnode, /* DMU dnode */ 2022fa9e4066Sahrens dump_dmu_objset, /* DMU objset */ 2023ea8dc4b6Seschrock dump_dsl_dir, /* DSL directory */ 2024fa9e4066Sahrens dump_zap, /* DSL directory child map */ 2025fa9e4066Sahrens dump_zap, /* DSL dataset snap map */ 2026fa9e4066Sahrens dump_zap, /* DSL props */ 2027fa9e4066Sahrens dump_dsl_dataset, /* DSL dataset */ 2028fa9e4066Sahrens dump_znode, /* ZFS znode */ 2029da6c28aaSamw dump_acl, /* ZFS V0 ACL */ 2030fa9e4066Sahrens dump_uint8, /* ZFS plain file */ 2031e7437265Sahrens dump_zpldir, /* ZFS directory */ 2032fa9e4066Sahrens dump_zap, /* ZFS master node */ 2033fa9e4066Sahrens dump_zap, /* ZFS delete queue */ 2034fa9e4066Sahrens dump_uint8, /* zvol object */ 2035fa9e4066Sahrens dump_zap, /* zvol prop */ 2036fa9e4066Sahrens dump_uint8, /* other uint8[] */ 2037fa9e4066Sahrens dump_uint64, /* other uint64[] */ 2038fa9e4066Sahrens dump_zap, /* other ZAP */ 2039ea8dc4b6Seschrock dump_zap, /* persistent error log */ 204006eeb2adSek dump_uint8, /* SPA history */ 20414445fffbSMatthew Ahrens dump_history_offsets, /* SPA history offsets */ 2042b1b8ab34Slling dump_zap, /* Pool properties */ 2043ecd6cf80Smarks dump_zap, /* DSL permissions */ 2044da6c28aaSamw dump_acl, /* ZFS ACL */ 2045da6c28aaSamw dump_uint8, /* ZFS SYSACL */ 2046da6c28aaSamw dump_none, /* FUID nvlist */ 2047da6c28aaSamw dump_packed_nvlist, /* FUID nvlist size */ 2048088f3894Sahrens dump_zap, /* DSL dataset next clones */ 2049088f3894Sahrens dump_zap, /* DSL scrub queue */ 205014843421SMatthew Ahrens dump_zap, /* ZFS user/group used */ 205114843421SMatthew Ahrens dump_zap, /* ZFS user/group quota */ 2052842727c2SChris Kirby dump_zap, /* snapshot refcount tags */ 2053486ae710SMatthew Ahrens dump_ddt_zap, /* DDT ZAP object */ 2054b24ab676SJeff Bonwick dump_zap, /* DDT statistics */ 20550a586ceaSMark Shellenbaum dump_znode, /* SA object */ 20560a586ceaSMark Shellenbaum dump_zap, /* SA Master Node */ 20570a586ceaSMark Shellenbaum dump_sa_attrs, /* SA attribute registration */ 20580a586ceaSMark Shellenbaum dump_sa_layouts, /* SA attribute layouts */ 20593f9d6ad7SLin Ling dump_zap, /* DSL scrub translations */ 20603f9d6ad7SLin Ling dump_none, /* fake dedup BP */ 2061cde58dbcSMatthew Ahrens dump_zap, /* deadlist */ 2062cde58dbcSMatthew Ahrens dump_none, /* deadlist hdr */ 2063cde58dbcSMatthew Ahrens dump_zap, /* dsl clones */ 2064732885fcSMatthew Ahrens dump_bpobj_subobjs, /* bpobj subobjs */ 20650a586ceaSMark Shellenbaum dump_unknown, /* Unknown type, must be last */ 2066fa9e4066Sahrens }; 2067fa9e4066Sahrens 2068fa9e4066Sahrens static void 2069fa9e4066Sahrens dump_object(objset_t *os, uint64_t object, int verbosity, int *print_header) 2070fa9e4066Sahrens { 2071fa9e4066Sahrens dmu_buf_t *db = NULL; 2072fa9e4066Sahrens dmu_object_info_t doi; 2073fa9e4066Sahrens dnode_t *dn; 2074fa9e4066Sahrens void *bonus = NULL; 2075fa9e4066Sahrens size_t bsize = 0; 20763f9d6ad7SLin Ling char iblk[32], dblk[32], lsize[32], asize[32], fill[32]; 20773f9d6ad7SLin Ling char bonus_size[32]; 2078fa9e4066Sahrens char aux[50]; 2079fa9e4066Sahrens int error; 2080fa9e4066Sahrens 20810a055120SJason King /* make sure nicenum has enough space */ 20820a055120SJason King CTASSERT(sizeof (iblk) >= NN_NUMBUF_SZ); 20830a055120SJason King CTASSERT(sizeof (dblk) >= NN_NUMBUF_SZ); 20840a055120SJason King CTASSERT(sizeof (lsize) >= NN_NUMBUF_SZ); 20850a055120SJason King CTASSERT(sizeof (asize) >= NN_NUMBUF_SZ); 20860a055120SJason King CTASSERT(sizeof (bonus_size) >= NN_NUMBUF_SZ); 20870a055120SJason King 2088fa9e4066Sahrens if (*print_header) { 2089b24ab676SJeff Bonwick (void) printf("\n%10s %3s %5s %5s %5s %5s %6s %s\n", 2090b24ab676SJeff Bonwick "Object", "lvl", "iblk", "dblk", "dsize", "lsize", 2091b24ab676SJeff Bonwick "%full", "type"); 2092fa9e4066Sahrens *print_header = 0; 2093fa9e4066Sahrens } 2094fa9e4066Sahrens 2095fa9e4066Sahrens if (object == 0) { 2096744947dcSTom Erickson dn = DMU_META_DNODE(os); 2097fa9e4066Sahrens } else { 2098ea8dc4b6Seschrock error = dmu_bonus_hold(os, object, FTAG, &db); 2099ea8dc4b6Seschrock if (error) 2100ea8dc4b6Seschrock fatal("dmu_bonus_hold(%llu) failed, errno %u", 2101ea8dc4b6Seschrock object, error); 2102fa9e4066Sahrens bonus = db->db_data; 2103fa9e4066Sahrens bsize = db->db_size; 2104744947dcSTom Erickson dn = DB_DNODE((dmu_buf_impl_t *)db); 2105fa9e4066Sahrens } 2106fa9e4066Sahrens dmu_object_info_from_dnode(dn, &doi); 2107fa9e4066Sahrens 21080a055120SJason King zdb_nicenum(doi.doi_metadata_block_size, iblk, sizeof (iblk)); 21090a055120SJason King zdb_nicenum(doi.doi_data_block_size, dblk, sizeof (dblk)); 21100a055120SJason King zdb_nicenum(doi.doi_max_offset, lsize, sizeof (lsize)); 21110a055120SJason King zdb_nicenum(doi.doi_physical_blocks_512 << 9, asize, sizeof (asize)); 21120a055120SJason King zdb_nicenum(doi.doi_bonus_size, bonus_size, sizeof (bonus_size)); 2113b24ab676SJeff Bonwick (void) sprintf(fill, "%6.2f", 100.0 * doi.doi_fill_count * 2114bbfd46c4SJeff Bonwick doi.doi_data_block_size / (object == 0 ? DNODES_PER_BLOCK : 1) / 2115bbfd46c4SJeff Bonwick doi.doi_max_offset); 2116fa9e4066Sahrens 2117fa9e4066Sahrens aux[0] = '\0'; 2118fa9e4066Sahrens 2119e7437265Sahrens if (doi.doi_checksum != ZIO_CHECKSUM_INHERIT || verbosity >= 6) { 2120fa9e4066Sahrens (void) snprintf(aux + strlen(aux), sizeof (aux), " (K=%s)", 21216de8f417SVictor Latushkin ZDB_CHECKSUM_NAME(doi.doi_checksum)); 2122e7437265Sahrens } 2123fa9e4066Sahrens 2124e7437265Sahrens if (doi.doi_compress != ZIO_COMPRESS_INHERIT || verbosity >= 6) { 2125fa9e4066Sahrens (void) snprintf(aux + strlen(aux), sizeof (aux), " (Z=%s)", 21266de8f417SVictor Latushkin ZDB_COMPRESS_NAME(doi.doi_compress)); 2127e7437265Sahrens } 2128fa9e4066Sahrens 2129b24ab676SJeff Bonwick (void) printf("%10lld %3u %5s %5s %5s %5s %6s %s%s\n", 2130b24ab676SJeff Bonwick (u_longlong_t)object, doi.doi_indirection, iblk, dblk, 2131b24ab676SJeff Bonwick asize, lsize, fill, ZDB_OT_NAME(doi.doi_type), aux); 2132fa9e4066Sahrens 2133fa9e4066Sahrens if (doi.doi_bonus_type != DMU_OT_NONE && verbosity > 3) { 2134b24ab676SJeff Bonwick (void) printf("%10s %3s %5s %5s %5s %5s %6s %s\n", 2135b24ab676SJeff Bonwick "", "", "", "", "", bonus_size, "bonus", 21366de8f417SVictor Latushkin ZDB_OT_NAME(doi.doi_bonus_type)); 2137fa9e4066Sahrens } 2138fa9e4066Sahrens 2139fa9e4066Sahrens if (verbosity >= 4) { 21400a586ceaSMark Shellenbaum (void) printf("\tdnode flags: %s%s%s\n", 214114843421SMatthew Ahrens (dn->dn_phys->dn_flags & DNODE_FLAG_USED_BYTES) ? 214214843421SMatthew Ahrens "USED_BYTES " : "", 214314843421SMatthew Ahrens (dn->dn_phys->dn_flags & DNODE_FLAG_USERUSED_ACCOUNTED) ? 21440a586ceaSMark Shellenbaum "USERUSED_ACCOUNTED " : "", 21450a586ceaSMark Shellenbaum (dn->dn_phys->dn_flags & DNODE_FLAG_SPILL_BLKPTR) ? 21460a586ceaSMark Shellenbaum "SPILL_BLKPTR" : ""); 214714843421SMatthew Ahrens (void) printf("\tdnode maxblkid: %llu\n", 214814843421SMatthew Ahrens (longlong_t)dn->dn_phys->dn_maxblkid); 214914843421SMatthew Ahrens 21506de8f417SVictor Latushkin object_viewer[ZDB_OT_TYPE(doi.doi_bonus_type)](os, object, 21516de8f417SVictor Latushkin bonus, bsize); 21526de8f417SVictor Latushkin object_viewer[ZDB_OT_TYPE(doi.doi_type)](os, object, NULL, 0); 2153fa9e4066Sahrens *print_header = 1; 2154fa9e4066Sahrens } 2155fa9e4066Sahrens 2156fa9e4066Sahrens if (verbosity >= 5) 215788b7b0f2SMatthew Ahrens dump_indirect(dn); 2158fa9e4066Sahrens 2159fa9e4066Sahrens if (verbosity >= 5) { 2160fa9e4066Sahrens /* 2161fa9e4066Sahrens * Report the list of segments that comprise the object. 2162fa9e4066Sahrens */ 2163fa9e4066Sahrens uint64_t start = 0; 2164fa9e4066Sahrens uint64_t end; 2165fa9e4066Sahrens uint64_t blkfill = 1; 2166fa9e4066Sahrens int minlvl = 1; 2167fa9e4066Sahrens 2168fa9e4066Sahrens if (dn->dn_type == DMU_OT_DNODE) { 2169fa9e4066Sahrens minlvl = 0; 2170fa9e4066Sahrens blkfill = DNODES_PER_BLOCK; 2171fa9e4066Sahrens } 2172fa9e4066Sahrens 2173fa9e4066Sahrens for (;;) { 21743f9d6ad7SLin Ling char segsize[32]; 21750a055120SJason King /* make sure nicenum has enough space */ 21760a055120SJason King CTASSERT(sizeof (segsize) >= NN_NUMBUF_SZ); 2177cdb0ab79Smaybee error = dnode_next_offset(dn, 2178cdb0ab79Smaybee 0, &start, minlvl, blkfill, 0); 2179fa9e4066Sahrens if (error) 2180fa9e4066Sahrens break; 2181fa9e4066Sahrens end = start; 2182cdb0ab79Smaybee error = dnode_next_offset(dn, 2183cdb0ab79Smaybee DNODE_FIND_HOLE, &end, minlvl, blkfill, 0); 21840a055120SJason King zdb_nicenum(end - start, segsize, sizeof (segsize)); 2185fa9e4066Sahrens (void) printf("\t\tsegment [%016llx, %016llx)" 2186fa9e4066Sahrens " size %5s\n", (u_longlong_t)start, 2187fa9e4066Sahrens (u_longlong_t)end, segsize); 2188fa9e4066Sahrens if (error) 2189fa9e4066Sahrens break; 2190fa9e4066Sahrens start = end; 2191fa9e4066Sahrens } 2192fa9e4066Sahrens } 2193fa9e4066Sahrens 2194fa9e4066Sahrens if (db != NULL) 2195ea8dc4b6Seschrock dmu_buf_rele(db, FTAG); 2196fa9e4066Sahrens } 2197fa9e4066Sahrens 21983f7978d0SAlan Somers static const char *objset_types[DMU_OST_NUMTYPES] = { 2199fa9e4066Sahrens "NONE", "META", "ZPL", "ZVOL", "OTHER", "ANY" }; 2200fa9e4066Sahrens 2201fa9e4066Sahrens static void 2202fa9e4066Sahrens dump_dir(objset_t *os) 2203fa9e4066Sahrens { 2204fa9e4066Sahrens dmu_objset_stats_t dds; 2205fa9e4066Sahrens uint64_t object, object_count; 2206a2eea2e1Sahrens uint64_t refdbytes, usedobjs, scratch; 22073f9d6ad7SLin Ling char numbuf[32]; 220814843421SMatthew Ahrens char blkbuf[BP_SPRINTF_LEN + 20]; 22099adfa60dSMatthew Ahrens char osname[ZFS_MAX_DATASET_NAME_LEN]; 22103f7978d0SAlan Somers const char *type = "UNKNOWN"; 2211fa9e4066Sahrens int verbosity = dump_opt['d']; 2212fa9e4066Sahrens int print_header = 1; 22133f7978d0SAlan Somers unsigned i; 22143f7978d0SAlan Somers int error; 2215fa9e4066Sahrens 22160a055120SJason King /* make sure nicenum has enough space */ 22170a055120SJason King CTASSERT(sizeof (numbuf) >= NN_NUMBUF_SZ); 22180a055120SJason King 22193b2aab18SMatthew Ahrens dsl_pool_config_enter(dmu_objset_pool(os), FTAG); 2220a2eea2e1Sahrens dmu_objset_fast_stat(os, &dds); 22213b2aab18SMatthew Ahrens dsl_pool_config_exit(dmu_objset_pool(os), FTAG); 2222fa9e4066Sahrens 2223fa9e4066Sahrens if (dds.dds_type < DMU_OST_NUMTYPES) 2224fa9e4066Sahrens type = objset_types[dds.dds_type]; 2225fa9e4066Sahrens 2226fa9e4066Sahrens if (dds.dds_type == DMU_OST_META) { 2227fa9e4066Sahrens dds.dds_creation_txg = TXG_INITIAL; 22285d7b4d43SMatthew Ahrens usedobjs = BP_GET_FILL(os->os_rootbp); 2229c1379625SJustin T. Gibbs refdbytes = dsl_dir_phys(os->os_spa->spa_dsl_pool->dp_mos_dir)-> 2230c1379625SJustin T. Gibbs dd_used_bytes; 2231a2eea2e1Sahrens } else { 2232a2eea2e1Sahrens dmu_objset_space(os, &refdbytes, &scratch, &usedobjs, &scratch); 2233fa9e4066Sahrens } 2234fa9e4066Sahrens 22355d7b4d43SMatthew Ahrens ASSERT3U(usedobjs, ==, BP_GET_FILL(os->os_rootbp)); 2236fa9e4066Sahrens 22370a055120SJason King zdb_nicenum(refdbytes, numbuf, sizeof (numbuf)); 2238fa9e4066Sahrens 2239fa9e4066Sahrens if (verbosity >= 4) { 224043466aaeSMax Grossman (void) snprintf(blkbuf, sizeof (blkbuf), ", rootbp "); 224143466aaeSMax Grossman (void) snprintf_blkptr(blkbuf + strlen(blkbuf), 224243466aaeSMax Grossman sizeof (blkbuf) - strlen(blkbuf), os->os_rootbp); 2243fa9e4066Sahrens } else { 2244fa9e4066Sahrens blkbuf[0] = '\0'; 2245fa9e4066Sahrens } 2246fa9e4066Sahrens 2247fa9e4066Sahrens dmu_objset_name(os, osname); 2248fa9e4066Sahrens 2249a2eea2e1Sahrens (void) printf("Dataset %s [%s], ID %llu, cr_txg %llu, " 2250fa9e4066Sahrens "%s, %llu objects%s\n", 2251fa9e4066Sahrens osname, type, (u_longlong_t)dmu_objset_id(os), 2252fa9e4066Sahrens (u_longlong_t)dds.dds_creation_txg, 2253a2eea2e1Sahrens numbuf, (u_longlong_t)usedobjs, blkbuf); 2254fa9e4066Sahrens 2255b24ab676SJeff Bonwick if (zopt_objects != 0) { 2256b24ab676SJeff Bonwick for (i = 0; i < zopt_objects; i++) 2257b24ab676SJeff Bonwick dump_object(os, zopt_object[i], verbosity, 2258b24ab676SJeff Bonwick &print_header); 2259b24ab676SJeff Bonwick (void) printf("\n"); 2260b24ab676SJeff Bonwick return; 2261b24ab676SJeff Bonwick } 2262b24ab676SJeff Bonwick 2263b24ab676SJeff Bonwick if (dump_opt['i'] != 0 || verbosity >= 2) 2264b24ab676SJeff Bonwick dump_intent_log(dmu_objset_zil(os)); 2265fa9e4066Sahrens 22665cabbc6bSPrashanth Sreenivasa if (dmu_objset_ds(os) != NULL) { 22675cabbc6bSPrashanth Sreenivasa dsl_dataset_t *ds = dmu_objset_ds(os); 22685cabbc6bSPrashanth Sreenivasa dump_deadlist(&ds->ds_deadlist); 22695cabbc6bSPrashanth Sreenivasa 22705cabbc6bSPrashanth Sreenivasa if (dsl_dataset_remap_deadlist_exists(ds)) { 22715cabbc6bSPrashanth Sreenivasa (void) printf("ds_remap_deadlist:\n"); 22725cabbc6bSPrashanth Sreenivasa dump_deadlist(&ds->ds_remap_deadlist); 22735cabbc6bSPrashanth Sreenivasa } 22745cabbc6bSPrashanth Sreenivasa } 2275fa9e4066Sahrens 2276fa9e4066Sahrens if (verbosity < 2) 2277fa9e4066Sahrens return; 2278fa9e4066Sahrens 227943466aaeSMax Grossman if (BP_IS_HOLE(os->os_rootbp)) 2280088f3894Sahrens return; 2281088f3894Sahrens 2282fa9e4066Sahrens dump_object(os, 0, verbosity, &print_header); 228314843421SMatthew Ahrens object_count = 0; 2284744947dcSTom Erickson if (DMU_USERUSED_DNODE(os) != NULL && 2285744947dcSTom Erickson DMU_USERUSED_DNODE(os)->dn_type != 0) { 228614843421SMatthew Ahrens dump_object(os, DMU_USERUSED_OBJECT, verbosity, &print_header); 228714843421SMatthew Ahrens dump_object(os, DMU_GROUPUSED_OBJECT, verbosity, &print_header); 228814843421SMatthew Ahrens } 2289fa9e4066Sahrens 2290fa9e4066Sahrens object = 0; 22916754306eSahrens while ((error = dmu_object_next(os, &object, B_FALSE, 0)) == 0) { 2292fa9e4066Sahrens dump_object(os, object, verbosity, &print_header); 2293fa9e4066Sahrens object_count++; 2294fa9e4066Sahrens } 2295fa9e4066Sahrens 2296a2eea2e1Sahrens ASSERT3U(object_count, ==, usedobjs); 2297fa9e4066Sahrens 2298fa9e4066Sahrens (void) printf("\n"); 2299fa9e4066Sahrens 2300ccba0801SRich Morris if (error != ESRCH) { 2301ccba0801SRich Morris (void) fprintf(stderr, "dmu_object_next() = %d\n", error); 2302ccba0801SRich Morris abort(); 2303ccba0801SRich Morris } 2304*20b5dafbSPaul Dagnelie if (leaked_objects != 0) { 2305*20b5dafbSPaul Dagnelie (void) printf("%d potentially leaked objects detected\n", 2306*20b5dafbSPaul Dagnelie leaked_objects); 2307*20b5dafbSPaul Dagnelie leaked_objects = 0; 2308*20b5dafbSPaul Dagnelie } 2309fa9e4066Sahrens } 2310fa9e4066Sahrens 2311fa9e4066Sahrens static void 231253b9a4a9SVictor Latushkin dump_uberblock(uberblock_t *ub, const char *header, const char *footer) 2313fa9e4066Sahrens { 2314fa9e4066Sahrens time_t timestamp = ub->ub_timestamp; 2315fa9e4066Sahrens 23163f7978d0SAlan Somers (void) printf("%s", header ? header : ""); 2317fa9e4066Sahrens (void) printf("\tmagic = %016llx\n", (u_longlong_t)ub->ub_magic); 2318fa9e4066Sahrens (void) printf("\tversion = %llu\n", (u_longlong_t)ub->ub_version); 2319fa9e4066Sahrens (void) printf("\ttxg = %llu\n", (u_longlong_t)ub->ub_txg); 2320fa9e4066Sahrens (void) printf("\tguid_sum = %llu\n", (u_longlong_t)ub->ub_guid_sum); 2321fa9e4066Sahrens (void) printf("\ttimestamp = %llu UTC = %s", 2322fa9e4066Sahrens (u_longlong_t)ub->ub_timestamp, asctime(localtime(×tamp))); 2323fa9e4066Sahrens if (dump_opt['u'] >= 3) { 2324fbabab8fSmaybee char blkbuf[BP_SPRINTF_LEN]; 232543466aaeSMax Grossman snprintf_blkptr(blkbuf, sizeof (blkbuf), &ub->ub_rootbp); 2326fa9e4066Sahrens (void) printf("\trootbp = %s\n", blkbuf); 2327fa9e4066Sahrens } 232886714001SSerapheim Dimitropoulos (void) printf("\tcheckpoint_txg = %llu\n", 232986714001SSerapheim Dimitropoulos (u_longlong_t)ub->ub_checkpoint_txg); 23303f7978d0SAlan Somers (void) printf("%s", footer ? footer : ""); 2331fa9e4066Sahrens } 2332fa9e4066Sahrens 2333fa9e4066Sahrens static void 233407428bdfSVictor Latushkin dump_config(spa_t *spa) 2335fa9e4066Sahrens { 233607428bdfSVictor Latushkin dmu_buf_t *db; 233707428bdfSVictor Latushkin size_t nvsize = 0; 233807428bdfSVictor Latushkin int error = 0; 233907428bdfSVictor Latushkin 2340fa9e4066Sahrens 234107428bdfSVictor Latushkin error = dmu_bonus_hold(spa->spa_meta_objset, 234207428bdfSVictor Latushkin spa->spa_config_object, FTAG, &db); 234307428bdfSVictor Latushkin 234407428bdfSVictor Latushkin if (error == 0) { 234507428bdfSVictor Latushkin nvsize = *(uint64_t *)db->db_data; 234607428bdfSVictor Latushkin dmu_buf_rele(db, FTAG); 234707428bdfSVictor Latushkin 234807428bdfSVictor Latushkin (void) printf("\nMOS Configuration:\n"); 234907428bdfSVictor Latushkin dump_packed_nvlist(spa->spa_meta_objset, 235007428bdfSVictor Latushkin spa->spa_config_object, (void *)&nvsize, 1); 235107428bdfSVictor Latushkin } else { 235207428bdfSVictor Latushkin (void) fprintf(stderr, "dmu_bonus_hold(%llu) failed, errno %d", 235307428bdfSVictor Latushkin (u_longlong_t)spa->spa_config_object, error); 2354fa9e4066Sahrens } 2355fa9e4066Sahrens } 2356fa9e4066Sahrens 2357c5904d13Seschrock static void 2358c5904d13Seschrock dump_cachefile(const char *cachefile) 2359c5904d13Seschrock { 2360c5904d13Seschrock int fd; 2361c5904d13Seschrock struct stat64 statbuf; 2362c5904d13Seschrock char *buf; 2363c5904d13Seschrock nvlist_t *config; 2364c5904d13Seschrock 2365c5904d13Seschrock if ((fd = open64(cachefile, O_RDONLY)) < 0) { 2366c5904d13Seschrock (void) printf("cannot open '%s': %s\n", cachefile, 2367c5904d13Seschrock strerror(errno)); 2368c5904d13Seschrock exit(1); 2369c5904d13Seschrock } 2370c5904d13Seschrock 2371c5904d13Seschrock if (fstat64(fd, &statbuf) != 0) { 2372c5904d13Seschrock (void) printf("failed to stat '%s': %s\n", cachefile, 2373c5904d13Seschrock strerror(errno)); 2374c5904d13Seschrock exit(1); 2375c5904d13Seschrock } 2376c5904d13Seschrock 2377c5904d13Seschrock if ((buf = malloc(statbuf.st_size)) == NULL) { 2378c5904d13Seschrock (void) fprintf(stderr, "failed to allocate %llu bytes\n", 2379c5904d13Seschrock (u_longlong_t)statbuf.st_size); 2380c5904d13Seschrock exit(1); 2381c5904d13Seschrock } 2382c5904d13Seschrock 2383c5904d13Seschrock if (read(fd, buf, statbuf.st_size) != statbuf.st_size) { 2384c5904d13Seschrock (void) fprintf(stderr, "failed to read %llu bytes\n", 2385c5904d13Seschrock (u_longlong_t)statbuf.st_size); 2386c5904d13Seschrock exit(1); 2387c5904d13Seschrock } 2388c5904d13Seschrock 2389c5904d13Seschrock (void) close(fd); 2390c5904d13Seschrock 2391c5904d13Seschrock if (nvlist_unpack(buf, statbuf.st_size, &config, 0) != 0) { 2392c5904d13Seschrock (void) fprintf(stderr, "failed to unpack nvlist\n"); 2393c5904d13Seschrock exit(1); 2394c5904d13Seschrock } 2395c5904d13Seschrock 2396c5904d13Seschrock free(buf); 2397c5904d13Seschrock 2398c5904d13Seschrock dump_nvlist(config, 0); 2399c5904d13Seschrock 2400c5904d13Seschrock nvlist_free(config); 2401c5904d13Seschrock } 2402c5904d13Seschrock 240353b9a4a9SVictor Latushkin #define ZDB_MAX_UB_HEADER_SIZE 32 240453b9a4a9SVictor Latushkin 240553b9a4a9SVictor Latushkin static void 240653b9a4a9SVictor Latushkin dump_label_uberblocks(vdev_label_t *lbl, uint64_t ashift) 240753b9a4a9SVictor Latushkin { 240853b9a4a9SVictor Latushkin vdev_t vd; 240953b9a4a9SVictor Latushkin vdev_t *vdp = &vd; 241053b9a4a9SVictor Latushkin char header[ZDB_MAX_UB_HEADER_SIZE]; 241153b9a4a9SVictor Latushkin 241253b9a4a9SVictor Latushkin vd.vdev_ashift = ashift; 241353b9a4a9SVictor Latushkin vdp->vdev_top = vdp; 241453b9a4a9SVictor Latushkin 241553b9a4a9SVictor Latushkin for (int i = 0; i < VDEV_UBERBLOCK_COUNT(vdp); i++) { 241653b9a4a9SVictor Latushkin uint64_t uoff = VDEV_UBERBLOCK_OFFSET(vdp, i); 241753b9a4a9SVictor Latushkin uberblock_t *ub = (void *)((char *)lbl + uoff); 241853b9a4a9SVictor Latushkin 241953b9a4a9SVictor Latushkin if (uberblock_verify(ub)) 242053b9a4a9SVictor Latushkin continue; 242153b9a4a9SVictor Latushkin (void) snprintf(header, ZDB_MAX_UB_HEADER_SIZE, 242253b9a4a9SVictor Latushkin "Uberblock[%d]\n", i); 242353b9a4a9SVictor Latushkin dump_uberblock(ub, header, ""); 242453b9a4a9SVictor Latushkin } 242553b9a4a9SVictor Latushkin } 242653b9a4a9SVictor Latushkin 2427ed61ec1dSYuri Pankov static char curpath[PATH_MAX]; 2428ed61ec1dSYuri Pankov 2429ed61ec1dSYuri Pankov /* 2430ed61ec1dSYuri Pankov * Iterate through the path components, recursively passing 2431ed61ec1dSYuri Pankov * current one's obj and remaining path until we find the obj 2432ed61ec1dSYuri Pankov * for the last one. 2433ed61ec1dSYuri Pankov */ 2434ed61ec1dSYuri Pankov static int 2435ed61ec1dSYuri Pankov dump_path_impl(objset_t *os, uint64_t obj, char *name) 2436ed61ec1dSYuri Pankov { 2437ed61ec1dSYuri Pankov int err; 2438ed61ec1dSYuri Pankov int header = 1; 2439ed61ec1dSYuri Pankov uint64_t child_obj; 2440ed61ec1dSYuri Pankov char *s; 2441ed61ec1dSYuri Pankov dmu_buf_t *db; 2442ed61ec1dSYuri Pankov dmu_object_info_t doi; 2443ed61ec1dSYuri Pankov 2444ed61ec1dSYuri Pankov if ((s = strchr(name, '/')) != NULL) 2445ed61ec1dSYuri Pankov *s = '\0'; 2446ed61ec1dSYuri Pankov err = zap_lookup(os, obj, name, 8, 1, &child_obj); 2447ed61ec1dSYuri Pankov 2448ed61ec1dSYuri Pankov (void) strlcat(curpath, name, sizeof (curpath)); 2449ed61ec1dSYuri Pankov 2450ed61ec1dSYuri Pankov if (err != 0) { 2451ed61ec1dSYuri Pankov (void) fprintf(stderr, "failed to lookup %s: %s\n", 2452ed61ec1dSYuri Pankov curpath, strerror(err)); 2453ed61ec1dSYuri Pankov return (err); 2454ed61ec1dSYuri Pankov } 2455ed61ec1dSYuri Pankov 2456ed61ec1dSYuri Pankov child_obj = ZFS_DIRENT_OBJ(child_obj); 2457ed61ec1dSYuri Pankov err = sa_buf_hold(os, child_obj, FTAG, &db); 2458ed61ec1dSYuri Pankov if (err != 0) { 2459ed61ec1dSYuri Pankov (void) fprintf(stderr, 2460ed61ec1dSYuri Pankov "failed to get SA dbuf for obj %llu: %s\n", 2461ed61ec1dSYuri Pankov (u_longlong_t)child_obj, strerror(err)); 2462ed61ec1dSYuri Pankov return (EINVAL); 2463ed61ec1dSYuri Pankov } 2464ed61ec1dSYuri Pankov dmu_object_info_from_db(db, &doi); 2465ed61ec1dSYuri Pankov sa_buf_rele(db, FTAG); 2466ed61ec1dSYuri Pankov 2467ed61ec1dSYuri Pankov if (doi.doi_bonus_type != DMU_OT_SA && 2468ed61ec1dSYuri Pankov doi.doi_bonus_type != DMU_OT_ZNODE) { 2469ed61ec1dSYuri Pankov (void) fprintf(stderr, "invalid bonus type %d for obj %llu\n", 2470ed61ec1dSYuri Pankov doi.doi_bonus_type, (u_longlong_t)child_obj); 2471ed61ec1dSYuri Pankov return (EINVAL); 2472ed61ec1dSYuri Pankov } 2473ed61ec1dSYuri Pankov 2474ed61ec1dSYuri Pankov if (dump_opt['v'] > 6) { 2475ed61ec1dSYuri Pankov (void) printf("obj=%llu %s type=%d bonustype=%d\n", 2476ed61ec1dSYuri Pankov (u_longlong_t)child_obj, curpath, doi.doi_type, 2477ed61ec1dSYuri Pankov doi.doi_bonus_type); 2478ed61ec1dSYuri Pankov } 2479ed61ec1dSYuri Pankov 2480ed61ec1dSYuri Pankov (void) strlcat(curpath, "/", sizeof (curpath)); 2481ed61ec1dSYuri Pankov 2482ed61ec1dSYuri Pankov switch (doi.doi_type) { 2483ed61ec1dSYuri Pankov case DMU_OT_DIRECTORY_CONTENTS: 2484ed61ec1dSYuri Pankov if (s != NULL && *(s + 1) != '\0') 2485ed61ec1dSYuri Pankov return (dump_path_impl(os, child_obj, s + 1)); 2486ed61ec1dSYuri Pankov /*FALLTHROUGH*/ 2487ed61ec1dSYuri Pankov case DMU_OT_PLAIN_FILE_CONTENTS: 2488ed61ec1dSYuri Pankov dump_object(os, child_obj, dump_opt['v'], &header); 2489ed61ec1dSYuri Pankov return (0); 2490ed61ec1dSYuri Pankov default: 2491ed61ec1dSYuri Pankov (void) fprintf(stderr, "object %llu has non-file/directory " 2492ed61ec1dSYuri Pankov "type %d\n", (u_longlong_t)obj, doi.doi_type); 2493ed61ec1dSYuri Pankov break; 2494ed61ec1dSYuri Pankov } 2495ed61ec1dSYuri Pankov 2496ed61ec1dSYuri Pankov return (EINVAL); 2497ed61ec1dSYuri Pankov } 2498ed61ec1dSYuri Pankov 2499ed61ec1dSYuri Pankov /* 2500ed61ec1dSYuri Pankov * Dump the blocks for the object specified by path inside the dataset. 2501ed61ec1dSYuri Pankov */ 2502ed61ec1dSYuri Pankov static int 2503ed61ec1dSYuri Pankov dump_path(char *ds, char *path) 2504ed61ec1dSYuri Pankov { 2505ed61ec1dSYuri Pankov int err; 2506ed61ec1dSYuri Pankov objset_t *os; 2507ed61ec1dSYuri Pankov uint64_t root_obj; 2508ed61ec1dSYuri Pankov 2509ed61ec1dSYuri Pankov err = open_objset(ds, DMU_OST_ZFS, FTAG, &os); 2510ed61ec1dSYuri Pankov if (err != 0) 2511ed61ec1dSYuri Pankov return (err); 2512ed61ec1dSYuri Pankov 2513ed61ec1dSYuri Pankov err = zap_lookup(os, MASTER_NODE_OBJ, ZFS_ROOT_OBJ, 8, 1, &root_obj); 2514ed61ec1dSYuri Pankov if (err != 0) { 2515ed61ec1dSYuri Pankov (void) fprintf(stderr, "can't lookup root znode: %s\n", 2516ed61ec1dSYuri Pankov strerror(err)); 2517ed61ec1dSYuri Pankov dmu_objset_disown(os, FTAG); 2518ed61ec1dSYuri Pankov return (EINVAL); 2519ed61ec1dSYuri Pankov } 2520ed61ec1dSYuri Pankov 2521ed61ec1dSYuri Pankov (void) snprintf(curpath, sizeof (curpath), "dataset=%s path=/", ds); 2522ed61ec1dSYuri Pankov 2523ed61ec1dSYuri Pankov err = dump_path_impl(os, root_obj, path); 2524ed61ec1dSYuri Pankov 2525ed61ec1dSYuri Pankov close_objset(os, FTAG); 2526ed61ec1dSYuri Pankov return (err); 2527ed61ec1dSYuri Pankov } 2528ed61ec1dSYuri Pankov 252964723e36SYuri Pankov static int 2530fa9e4066Sahrens dump_label(const char *dev) 2531fa9e4066Sahrens { 2532fa9e4066Sahrens int fd; 2533fa9e4066Sahrens vdev_label_t label; 253464723e36SYuri Pankov char path[MAXPATHLEN]; 253564723e36SYuri Pankov char *buf = label.vl_vdev_phys.vp_nvlist; 2536fa9e4066Sahrens size_t buflen = sizeof (label.vl_vdev_phys.vp_nvlist); 2537fa9e4066Sahrens struct stat64 statbuf; 253853b9a4a9SVictor Latushkin uint64_t psize, ashift; 253964723e36SYuri Pankov boolean_t label_found = B_FALSE; 254064723e36SYuri Pankov 254164723e36SYuri Pankov (void) strlcpy(path, dev, sizeof (path)); 254264723e36SYuri Pankov if (dev[0] == '/') { 254364723e36SYuri Pankov if (strncmp(dev, ZFS_DISK_ROOTD, 254464723e36SYuri Pankov strlen(ZFS_DISK_ROOTD)) == 0) { 254564723e36SYuri Pankov (void) snprintf(path, sizeof (path), "%s%s", 254664723e36SYuri Pankov ZFS_RDISK_ROOTD, dev + strlen(ZFS_DISK_ROOTD)); 254764723e36SYuri Pankov } 254864723e36SYuri Pankov } else if (stat64(path, &statbuf) != 0) { 254964723e36SYuri Pankov char *s; 2550c6065d0fSGeorge Wilson 255164723e36SYuri Pankov (void) snprintf(path, sizeof (path), "%s%s", ZFS_RDISK_ROOTD, 255264723e36SYuri Pankov dev); 255322c8b958SYuri Pankov if (((s = strrchr(dev, 's')) == NULL && 255422c8b958SYuri Pankov (s = strchr(dev, 'p')) == NULL) || 255522c8b958SYuri Pankov !isdigit(*(s + 1))) 255664723e36SYuri Pankov (void) strlcat(path, "s0", sizeof (path)); 2557fa9e4066Sahrens } 2558fa9e4066Sahrens 255922c8b958SYuri Pankov if ((fd = open64(path, O_RDONLY)) < 0) { 256022c8b958SYuri Pankov (void) fprintf(stderr, "cannot open '%s': %s\n", path, 2561fa9e4066Sahrens strerror(errno)); 2562c6065d0fSGeorge Wilson exit(1); 2563c6065d0fSGeorge Wilson } 2564c6065d0fSGeorge Wilson 256522c8b958SYuri Pankov if (fstat64(fd, &statbuf) != 0) { 256622c8b958SYuri Pankov (void) fprintf(stderr, "failed to stat '%s': %s\n", path, 256722c8b958SYuri Pankov strerror(errno)); 256822c8b958SYuri Pankov (void) close(fd); 256964723e36SYuri Pankov exit(1); 257064723e36SYuri Pankov } 257164723e36SYuri Pankov 257222c8b958SYuri Pankov if (S_ISBLK(statbuf.st_mode)) { 257322c8b958SYuri Pankov (void) fprintf(stderr, 257422c8b958SYuri Pankov "cannot use '%s': character device required\n", path); 257522c8b958SYuri Pankov (void) close(fd); 2576c6065d0fSGeorge Wilson exit(1); 2577fa9e4066Sahrens } 2578fa9e4066Sahrens 2579fa9e4066Sahrens psize = statbuf.st_size; 2580fa9e4066Sahrens psize = P2ALIGN(psize, (uint64_t)sizeof (vdev_label_t)); 2581fa9e4066Sahrens 258253b9a4a9SVictor Latushkin for (int l = 0; l < VDEV_LABELS; l++) { 2583fa9e4066Sahrens nvlist_t *config = NULL; 2584fa9e4066Sahrens 258564723e36SYuri Pankov if (!dump_opt['q']) { 258664723e36SYuri Pankov (void) printf("------------------------------------\n"); 258764723e36SYuri Pankov (void) printf("LABEL %d\n", l); 258864723e36SYuri Pankov (void) printf("------------------------------------\n"); 258964723e36SYuri Pankov } 2590fa9e4066Sahrens 25910d981225Seschrock if (pread64(fd, &label, sizeof (label), 2592fa9e4066Sahrens vdev_label_offset(psize, l, 0)) != sizeof (label)) { 259364723e36SYuri Pankov if (!dump_opt['q']) 259464723e36SYuri Pankov (void) printf("failed to read label %d\n", l); 2595fa9e4066Sahrens continue; 2596fa9e4066Sahrens } 2597fa9e4066Sahrens 2598fa9e4066Sahrens if (nvlist_unpack(buf, buflen, &config, 0) != 0) { 259964723e36SYuri Pankov if (!dump_opt['q']) 260064723e36SYuri Pankov (void) printf("failed to unpack label %d\n", l); 260153b9a4a9SVictor Latushkin ashift = SPA_MINBLOCKSHIFT; 260253b9a4a9SVictor Latushkin } else { 260353b9a4a9SVictor Latushkin nvlist_t *vdev_tree = NULL; 260453b9a4a9SVictor Latushkin 260564723e36SYuri Pankov if (!dump_opt['q']) 260664723e36SYuri Pankov dump_nvlist(config, 4); 260753b9a4a9SVictor Latushkin if ((nvlist_lookup_nvlist(config, 260853b9a4a9SVictor Latushkin ZPOOL_CONFIG_VDEV_TREE, &vdev_tree) != 0) || 260953b9a4a9SVictor Latushkin (nvlist_lookup_uint64(vdev_tree, 261053b9a4a9SVictor Latushkin ZPOOL_CONFIG_ASHIFT, &ashift) != 0)) 261153b9a4a9SVictor Latushkin ashift = SPA_MINBLOCKSHIFT; 261253b9a4a9SVictor Latushkin nvlist_free(config); 261364723e36SYuri Pankov label_found = B_TRUE; 2614fa9e4066Sahrens } 261553b9a4a9SVictor Latushkin if (dump_opt['u']) 261653b9a4a9SVictor Latushkin dump_label_uberblocks(&label, ashift); 2617fa9e4066Sahrens } 2618c6065d0fSGeorge Wilson 2619c6065d0fSGeorge Wilson (void) close(fd); 262064723e36SYuri Pankov 262164723e36SYuri Pankov return (label_found ? 0 : 2); 2622fa9e4066Sahrens } 2623fa9e4066Sahrens 2624ca0cc391SMatthew Ahrens static uint64_t dataset_feature_count[SPA_FEATURES]; 26255cabbc6bSPrashanth Sreenivasa static uint64_t remap_deadlist_count = 0; 2626b5152584SMatthew Ahrens 2627fa9e4066Sahrens /*ARGSUSED*/ 26281d452cf5Sahrens static int 2629fd136879SMatthew Ahrens dump_one_dir(const char *dsname, void *arg) 2630fa9e4066Sahrens { 2631fa9e4066Sahrens int error; 2632fa9e4066Sahrens objset_t *os; 2633fa9e4066Sahrens 2634ed61ec1dSYuri Pankov error = open_objset(dsname, DMU_OST_ANY, FTAG, &os); 2635ed61ec1dSYuri Pankov if (error != 0) 26361d452cf5Sahrens return (0); 2637ca0cc391SMatthew Ahrens 2638ca0cc391SMatthew Ahrens for (spa_feature_t f = 0; f < SPA_FEATURES; f++) { 2639ca0cc391SMatthew Ahrens if (!dmu_objset_ds(os)->ds_feature_inuse[f]) 2640ca0cc391SMatthew Ahrens continue; 2641ca0cc391SMatthew Ahrens ASSERT(spa_feature_table[f].fi_flags & 2642ca0cc391SMatthew Ahrens ZFEATURE_FLAG_PER_DATASET); 2643ca0cc391SMatthew Ahrens dataset_feature_count[f]++; 2644ca0cc391SMatthew Ahrens } 2645ca0cc391SMatthew Ahrens 26465cabbc6bSPrashanth Sreenivasa if (dsl_dataset_remap_deadlist_exists(dmu_objset_ds(os))) { 26475cabbc6bSPrashanth Sreenivasa remap_deadlist_count++; 26485cabbc6bSPrashanth Sreenivasa } 26495cabbc6bSPrashanth Sreenivasa 2650fa9e4066Sahrens dump_dir(os); 2651ed61ec1dSYuri Pankov close_objset(os, FTAG); 2652e0d35c44Smarks fuid_table_destroy(); 26531d452cf5Sahrens return (0); 2654fa9e4066Sahrens } 2655fa9e4066Sahrens 2656fa9e4066Sahrens /* 2657b24ab676SJeff Bonwick * Block statistics. 2658fa9e4066Sahrens */ 2659b5152584SMatthew Ahrens #define PSIZE_HISTO_SIZE (SPA_OLD_MAXBLOCKSIZE / SPA_MINBLOCKSIZE + 2) 2660fa9e4066Sahrens typedef struct zdb_blkstats { 2661490d05b9SMatthew Ahrens uint64_t zb_asize; 2662490d05b9SMatthew Ahrens uint64_t zb_lsize; 2663490d05b9SMatthew Ahrens uint64_t zb_psize; 2664490d05b9SMatthew Ahrens uint64_t zb_count; 2665d5ee8a13SMatthew Ahrens uint64_t zb_gangs; 2666d5ee8a13SMatthew Ahrens uint64_t zb_ditto_samevdev; 2667490d05b9SMatthew Ahrens uint64_t zb_psize_histogram[PSIZE_HISTO_SIZE]; 2668fa9e4066Sahrens } zdb_blkstats_t; 2669fa9e4066Sahrens 2670b24ab676SJeff Bonwick /* 2671b24ab676SJeff Bonwick * Extended object types to report deferred frees and dedup auto-ditto blocks. 2672b24ab676SJeff Bonwick */ 2673b24ab676SJeff Bonwick #define ZDB_OT_DEFERRED (DMU_OT_NUMTYPES + 0) 2674b24ab676SJeff Bonwick #define ZDB_OT_DITTO (DMU_OT_NUMTYPES + 1) 2675ad135b5dSChristopher Siden #define ZDB_OT_OTHER (DMU_OT_NUMTYPES + 2) 2676ad135b5dSChristopher Siden #define ZDB_OT_TOTAL (DMU_OT_NUMTYPES + 3) 2677b24ab676SJeff Bonwick 26783f7978d0SAlan Somers static const char *zdb_ot_extname[] = { 2679b24ab676SJeff Bonwick "deferred free", 2680b24ab676SJeff Bonwick "dedup ditto", 2681ad135b5dSChristopher Siden "other", 2682b24ab676SJeff Bonwick "Total", 2683b24ab676SJeff Bonwick }; 2684fa9e4066Sahrens 268588b7b0f2SMatthew Ahrens #define ZB_TOTAL DN_MAX_LEVELS 2686fa9e4066Sahrens 2687fa9e4066Sahrens typedef struct zdb_cb { 2688b24ab676SJeff Bonwick zdb_blkstats_t zcb_type[ZB_TOTAL + 1][ZDB_OT_TOTAL + 1]; 26895cabbc6bSPrashanth Sreenivasa uint64_t zcb_removing_size; 269086714001SSerapheim Dimitropoulos uint64_t zcb_checkpoint_size; 2691b24ab676SJeff Bonwick uint64_t zcb_dedup_asize; 2692b24ab676SJeff Bonwick uint64_t zcb_dedup_blocks; 26935d7b4d43SMatthew Ahrens uint64_t zcb_embedded_blocks[NUM_BP_EMBEDDED_TYPES]; 26945d7b4d43SMatthew Ahrens uint64_t zcb_embedded_histogram[NUM_BP_EMBEDDED_TYPES] 26955d7b4d43SMatthew Ahrens [BPE_PAYLOAD_SIZE]; 2696490d05b9SMatthew Ahrens uint64_t zcb_start; 26973f7978d0SAlan Somers hrtime_t zcb_lastprint; 2698490d05b9SMatthew Ahrens uint64_t zcb_totalasize; 2699fa9e4066Sahrens uint64_t zcb_errors[256]; 2700fa9e4066Sahrens int zcb_readfails; 2701fa9e4066Sahrens int zcb_haderrors; 2702cde58dbcSMatthew Ahrens spa_t *zcb_spa; 27035cabbc6bSPrashanth Sreenivasa uint32_t **zcb_vd_obsolete_counts; 2704fa9e4066Sahrens } zdb_cb_t; 2705fa9e4066Sahrens 2706fa9e4066Sahrens static void 2707cde58dbcSMatthew Ahrens zdb_count_block(zdb_cb_t *zcb, zilog_t *zilog, const blkptr_t *bp, 2708b24ab676SJeff Bonwick dmu_object_type_t type) 2709fa9e4066Sahrens { 2710b24ab676SJeff Bonwick uint64_t refcnt = 0; 2711b24ab676SJeff Bonwick 2712b24ab676SJeff Bonwick ASSERT(type < ZDB_OT_TOTAL); 2713b24ab676SJeff Bonwick 2714b24ab676SJeff Bonwick if (zilog && zil_bp_tree_add(zilog, bp) != 0) 2715b24ab676SJeff Bonwick return; 2716b24ab676SJeff Bonwick 2717e14bb325SJeff Bonwick for (int i = 0; i < 4; i++) { 2718fa9e4066Sahrens int l = (i < 2) ? BP_GET_LEVEL(bp) : ZB_TOTAL; 2719b24ab676SJeff Bonwick int t = (i & 1) ? type : ZDB_OT_TOTAL; 2720d5ee8a13SMatthew Ahrens int equal; 2721fa9e4066Sahrens zdb_blkstats_t *zb = &zcb->zcb_type[l][t]; 2722fa9e4066Sahrens 2723fa9e4066Sahrens zb->zb_asize += BP_GET_ASIZE(bp); 2724fa9e4066Sahrens zb->zb_lsize += BP_GET_LSIZE(bp); 2725fa9e4066Sahrens zb->zb_psize += BP_GET_PSIZE(bp); 2726fa9e4066Sahrens zb->zb_count++; 2727b5152584SMatthew Ahrens 2728b5152584SMatthew Ahrens /* 2729b5152584SMatthew Ahrens * The histogram is only big enough to record blocks up to 2730b5152584SMatthew Ahrens * SPA_OLD_MAXBLOCKSIZE; larger blocks go into the last, 2731b5152584SMatthew Ahrens * "other", bucket. 2732b5152584SMatthew Ahrens */ 27333f7978d0SAlan Somers unsigned idx = BP_GET_PSIZE(bp) >> SPA_MINBLOCKSHIFT; 2734b5152584SMatthew Ahrens idx = MIN(idx, SPA_OLD_MAXBLOCKSIZE / SPA_MINBLOCKSIZE + 1); 2735b5152584SMatthew Ahrens zb->zb_psize_histogram[idx]++; 2736d5ee8a13SMatthew Ahrens 2737d5ee8a13SMatthew Ahrens zb->zb_gangs += BP_COUNT_GANG(bp); 2738d5ee8a13SMatthew Ahrens 2739d5ee8a13SMatthew Ahrens switch (BP_GET_NDVAS(bp)) { 2740d5ee8a13SMatthew Ahrens case 2: 2741d5ee8a13SMatthew Ahrens if (DVA_GET_VDEV(&bp->blk_dva[0]) == 2742d5ee8a13SMatthew Ahrens DVA_GET_VDEV(&bp->blk_dva[1])) 2743d5ee8a13SMatthew Ahrens zb->zb_ditto_samevdev++; 2744d5ee8a13SMatthew Ahrens break; 2745d5ee8a13SMatthew Ahrens case 3: 2746d5ee8a13SMatthew Ahrens equal = (DVA_GET_VDEV(&bp->blk_dva[0]) == 2747d5ee8a13SMatthew Ahrens DVA_GET_VDEV(&bp->blk_dva[1])) + 2748d5ee8a13SMatthew Ahrens (DVA_GET_VDEV(&bp->blk_dva[0]) == 2749d5ee8a13SMatthew Ahrens DVA_GET_VDEV(&bp->blk_dva[2])) + 2750d5ee8a13SMatthew Ahrens (DVA_GET_VDEV(&bp->blk_dva[1]) == 2751d5ee8a13SMatthew Ahrens DVA_GET_VDEV(&bp->blk_dva[2])); 2752d5ee8a13SMatthew Ahrens if (equal != 0) 2753d5ee8a13SMatthew Ahrens zb->zb_ditto_samevdev++; 2754d5ee8a13SMatthew Ahrens break; 2755d5ee8a13SMatthew Ahrens } 2756d5ee8a13SMatthew Ahrens 2757fa9e4066Sahrens } 2758fa9e4066Sahrens 27595d7b4d43SMatthew Ahrens if (BP_IS_EMBEDDED(bp)) { 27605d7b4d43SMatthew Ahrens zcb->zcb_embedded_blocks[BPE_GET_ETYPE(bp)]++; 27615d7b4d43SMatthew Ahrens zcb->zcb_embedded_histogram[BPE_GET_ETYPE(bp)] 27625d7b4d43SMatthew Ahrens [BPE_GET_PSIZE(bp)]++; 27635d7b4d43SMatthew Ahrens return; 27645d7b4d43SMatthew Ahrens } 27655d7b4d43SMatthew Ahrens 2766b24ab676SJeff Bonwick if (dump_opt['L']) 2767b24ab676SJeff Bonwick return; 2768b24ab676SJeff Bonwick 2769b24ab676SJeff Bonwick if (BP_GET_DEDUP(bp)) { 2770b24ab676SJeff Bonwick ddt_t *ddt; 2771b24ab676SJeff Bonwick ddt_entry_t *dde; 2772b24ab676SJeff Bonwick 2773cde58dbcSMatthew Ahrens ddt = ddt_select(zcb->zcb_spa, bp); 2774b24ab676SJeff Bonwick ddt_enter(ddt); 2775b24ab676SJeff Bonwick dde = ddt_lookup(ddt, bp, B_FALSE); 2776b24ab676SJeff Bonwick 2777b24ab676SJeff Bonwick if (dde == NULL) { 2778b24ab676SJeff Bonwick refcnt = 0; 2779b24ab676SJeff Bonwick } else { 2780b24ab676SJeff Bonwick ddt_phys_t *ddp = ddt_phys_select(dde, bp); 2781b24ab676SJeff Bonwick ddt_phys_decref(ddp); 2782b24ab676SJeff Bonwick refcnt = ddp->ddp_refcnt; 2783b24ab676SJeff Bonwick if (ddt_phys_total_refcnt(dde) == 0) 2784b24ab676SJeff Bonwick ddt_remove(ddt, dde); 2785d41e7643Sek } 2786b24ab676SJeff Bonwick ddt_exit(ddt); 2787d41e7643Sek } 2788d41e7643Sek 2789cde58dbcSMatthew Ahrens VERIFY3U(zio_wait(zio_claim(NULL, zcb->zcb_spa, 279086714001SSerapheim Dimitropoulos refcnt ? 0 : spa_min_claim_txg(zcb->zcb_spa), 2791b24ab676SJeff Bonwick bp, NULL, NULL, ZIO_FLAG_CANFAIL)), ==, 0); 2792fa9e4066Sahrens } 2793fa9e4066Sahrens 279431d7e8faSGeorge Wilson static void 279531d7e8faSGeorge Wilson zdb_blkptr_done(zio_t *zio) 279631d7e8faSGeorge Wilson { 279731d7e8faSGeorge Wilson spa_t *spa = zio->io_spa; 279831d7e8faSGeorge Wilson blkptr_t *bp = zio->io_bp; 279931d7e8faSGeorge Wilson int ioerr = zio->io_error; 280031d7e8faSGeorge Wilson zdb_cb_t *zcb = zio->io_private; 28017802d7bfSMatthew Ahrens zbookmark_phys_t *zb = &zio->io_bookmark; 280231d7e8faSGeorge Wilson 2803770499e1SDan Kimmel abd_free(zio->io_abd); 280431d7e8faSGeorge Wilson 280531d7e8faSGeorge Wilson mutex_enter(&spa->spa_scrub_lock); 280631d7e8faSGeorge Wilson spa->spa_scrub_inflight--; 280731d7e8faSGeorge Wilson cv_broadcast(&spa->spa_scrub_io_cv); 280831d7e8faSGeorge Wilson 280931d7e8faSGeorge Wilson if (ioerr && !(zio->io_flags & ZIO_FLAG_SPECULATIVE)) { 281031d7e8faSGeorge Wilson char blkbuf[BP_SPRINTF_LEN]; 281131d7e8faSGeorge Wilson 281231d7e8faSGeorge Wilson zcb->zcb_haderrors = 1; 281331d7e8faSGeorge Wilson zcb->zcb_errors[ioerr]++; 281431d7e8faSGeorge Wilson 281531d7e8faSGeorge Wilson if (dump_opt['b'] >= 2) 281643466aaeSMax Grossman snprintf_blkptr(blkbuf, sizeof (blkbuf), bp); 281731d7e8faSGeorge Wilson else 281831d7e8faSGeorge Wilson blkbuf[0] = '\0'; 281931d7e8faSGeorge Wilson 282031d7e8faSGeorge Wilson (void) printf("zdb_blkptr_cb: " 282131d7e8faSGeorge Wilson "Got error %d reading " 282231d7e8faSGeorge Wilson "<%llu, %llu, %lld, %llx> %s -- skipping\n", 282331d7e8faSGeorge Wilson ioerr, 282431d7e8faSGeorge Wilson (u_longlong_t)zb->zb_objset, 282531d7e8faSGeorge Wilson (u_longlong_t)zb->zb_object, 282631d7e8faSGeorge Wilson (u_longlong_t)zb->zb_level, 282731d7e8faSGeorge Wilson (u_longlong_t)zb->zb_blkid, 282831d7e8faSGeorge Wilson blkbuf); 282931d7e8faSGeorge Wilson } 283031d7e8faSGeorge Wilson mutex_exit(&spa->spa_scrub_lock); 283131d7e8faSGeorge Wilson } 283231d7e8faSGeorge Wilson 2833fa9e4066Sahrens static int 28341b912ec7SGeorge Wilson zdb_blkptr_cb(spa_t *spa, zilog_t *zilog, const blkptr_t *bp, 28357802d7bfSMatthew Ahrens const zbookmark_phys_t *zb, const dnode_phys_t *dnp, void *arg) 2836fa9e4066Sahrens { 2837fa9e4066Sahrens zdb_cb_t *zcb = arg; 28386365109dSVictor Latushkin dmu_object_type_t type; 2839468c413aSTim Haley boolean_t is_metadata; 2840fa9e4066Sahrens 2841a2cdcdd2SPaul Dagnelie if (bp == NULL) 2842a2cdcdd2SPaul Dagnelie return (0); 2843a2cdcdd2SPaul Dagnelie 284443466aaeSMax Grossman if (dump_opt['b'] >= 5 && bp->blk_birth > 0) { 284543466aaeSMax Grossman char blkbuf[BP_SPRINTF_LEN]; 284643466aaeSMax Grossman snprintf_blkptr(blkbuf, sizeof (blkbuf), bp); 284743466aaeSMax Grossman (void) printf("objset %llu object %llu " 284843466aaeSMax Grossman "level %lld offset 0x%llx %s\n", 284943466aaeSMax Grossman (u_longlong_t)zb->zb_objset, 285043466aaeSMax Grossman (u_longlong_t)zb->zb_object, 285143466aaeSMax Grossman (longlong_t)zb->zb_level, 285243466aaeSMax Grossman (u_longlong_t)blkid2offset(dnp, bp, zb), 285343466aaeSMax Grossman blkbuf); 285443466aaeSMax Grossman } 285543466aaeSMax Grossman 285643466aaeSMax Grossman if (BP_IS_HOLE(bp)) 285788b7b0f2SMatthew Ahrens return (0); 2858e14bb325SJeff Bonwick 28596365109dSVictor Latushkin type = BP_GET_TYPE(bp); 2860e14bb325SJeff Bonwick 2861ad135b5dSChristopher Siden zdb_count_block(zcb, zilog, bp, 2862ad135b5dSChristopher Siden (type & DMU_OT_NEWTYPE) ? ZDB_OT_OTHER : type); 28636365109dSVictor Latushkin 2864ad135b5dSChristopher Siden is_metadata = (BP_GET_LEVEL(bp) != 0 || DMU_OT_IS_METADATA(type)); 28656365109dSVictor Latushkin 28665d7b4d43SMatthew Ahrens if (!BP_IS_EMBEDDED(bp) && 28675d7b4d43SMatthew Ahrens (dump_opt['c'] > 1 || (dump_opt['c'] && is_metadata))) { 2868468c413aSTim Haley size_t size = BP_GET_PSIZE(bp); 2869770499e1SDan Kimmel abd_t *abd = abd_alloc(size, B_FALSE); 2870b24ab676SJeff Bonwick int flags = ZIO_FLAG_CANFAIL | ZIO_FLAG_SCRUB | ZIO_FLAG_RAW; 2871b24ab676SJeff Bonwick 2872b24ab676SJeff Bonwick /* If it's an intent log block, failure is expected. */ 2873b24ab676SJeff Bonwick if (zb->zb_level == ZB_ZIL_LEVEL) 2874b24ab676SJeff Bonwick flags |= ZIO_FLAG_SPECULATIVE; 2875b24ab676SJeff Bonwick 287631d7e8faSGeorge Wilson mutex_enter(&spa->spa_scrub_lock); 287731d7e8faSGeorge Wilson while (spa->spa_scrub_inflight > max_inflight) 287831d7e8faSGeorge Wilson cv_wait(&spa->spa_scrub_io_cv, &spa->spa_scrub_lock); 287931d7e8faSGeorge Wilson spa->spa_scrub_inflight++; 288031d7e8faSGeorge Wilson mutex_exit(&spa->spa_scrub_lock); 2881b24ab676SJeff Bonwick 2882770499e1SDan Kimmel zio_nowait(zio_read(NULL, spa, bp, abd, size, 288331d7e8faSGeorge Wilson zdb_blkptr_done, zcb, ZIO_PRIORITY_ASYNC_READ, flags, zb)); 2884fa9e4066Sahrens } 2885fa9e4066Sahrens 2886fa9e4066Sahrens zcb->zcb_readfails = 0; 2887fa9e4066Sahrens 2888f7950bf1SMatthew Ahrens /* only call gethrtime() every 100 blocks */ 2889f7950bf1SMatthew Ahrens static int iters; 2890f7950bf1SMatthew Ahrens if (++iters > 100) 2891f7950bf1SMatthew Ahrens iters = 0; 2892f7950bf1SMatthew Ahrens else 2893f7950bf1SMatthew Ahrens return (0); 2894f7950bf1SMatthew Ahrens 2895f7950bf1SMatthew Ahrens if (dump_opt['b'] < 5 && gethrtime() > zcb->zcb_lastprint + NANOSEC) { 2896490d05b9SMatthew Ahrens uint64_t now = gethrtime(); 2897490d05b9SMatthew Ahrens char buf[10]; 2898490d05b9SMatthew Ahrens uint64_t bytes = zcb->zcb_type[ZB_TOTAL][ZDB_OT_TOTAL].zb_asize; 2899490d05b9SMatthew Ahrens int kb_per_sec = 2900490d05b9SMatthew Ahrens 1 + bytes / (1 + ((now - zcb->zcb_start) / 1000 / 1000)); 2901490d05b9SMatthew Ahrens int sec_remaining = 2902490d05b9SMatthew Ahrens (zcb->zcb_totalasize - bytes) / 1024 / kb_per_sec; 2903490d05b9SMatthew Ahrens 29040a055120SJason King /* make sure nicenum has enough space */ 29050a055120SJason King CTASSERT(sizeof (buf) >= NN_NUMBUF_SZ); 29060a055120SJason King 2907490d05b9SMatthew Ahrens zfs_nicenum(bytes, buf, sizeof (buf)); 2908490d05b9SMatthew Ahrens (void) fprintf(stderr, 2909490d05b9SMatthew Ahrens "\r%5s completed (%4dMB/s) " 2910490d05b9SMatthew Ahrens "estimated time remaining: %uhr %02umin %02usec ", 2911490d05b9SMatthew Ahrens buf, kb_per_sec / 1024, 2912490d05b9SMatthew Ahrens sec_remaining / 60 / 60, 2913490d05b9SMatthew Ahrens sec_remaining / 60 % 60, 2914490d05b9SMatthew Ahrens sec_remaining % 60); 2915490d05b9SMatthew Ahrens 2916490d05b9SMatthew Ahrens zcb->zcb_lastprint = now; 2917490d05b9SMatthew Ahrens } 2918490d05b9SMatthew Ahrens 2919fa9e4066Sahrens return (0); 2920fa9e4066Sahrens } 2921fa9e4066Sahrens 2922b24ab676SJeff Bonwick static void 29230713e232SGeorge Wilson zdb_leak(void *arg, uint64_t start, uint64_t size) 2924b24ab676SJeff Bonwick { 29250713e232SGeorge Wilson vdev_t *vd = arg; 2926b24ab676SJeff Bonwick 2927b24ab676SJeff Bonwick (void) printf("leaked space: vdev %llu, offset 0x%llx, size %llu\n", 2928b24ab676SJeff Bonwick (u_longlong_t)vd->vdev_id, (u_longlong_t)start, (u_longlong_t)size); 2929b24ab676SJeff Bonwick } 2930b24ab676SJeff Bonwick 29310713e232SGeorge Wilson static metaslab_ops_t zdb_metaslab_ops = { 29322e4c9986SGeorge Wilson NULL /* alloc */ 2933b24ab676SJeff Bonwick }; 2934b24ab676SJeff Bonwick 2935b24ab676SJeff Bonwick static void 2936bbfd46c4SJeff Bonwick zdb_ddt_leak_init(spa_t *spa, zdb_cb_t *zcb) 2937b24ab676SJeff Bonwick { 29383f7978d0SAlan Somers ddt_bookmark_t ddb; 2939b24ab676SJeff Bonwick ddt_entry_t dde; 2940b24ab676SJeff Bonwick int error; 2941b24ab676SJeff Bonwick 29423f7978d0SAlan Somers bzero(&ddb, sizeof (ddb)); 2943bbfd46c4SJeff Bonwick while ((error = ddt_walk(spa, &ddb, &dde)) == 0) { 2944b24ab676SJeff Bonwick blkptr_t blk; 2945b24ab676SJeff Bonwick ddt_phys_t *ddp = dde.dde_phys; 2946bbfd46c4SJeff Bonwick 2947bbfd46c4SJeff Bonwick if (ddb.ddb_class == DDT_CLASS_UNIQUE) 2948bbfd46c4SJeff Bonwick return; 2949bbfd46c4SJeff Bonwick 2950b24ab676SJeff Bonwick ASSERT(ddt_phys_total_refcnt(&dde) > 1); 2951bbfd46c4SJeff Bonwick 2952b24ab676SJeff Bonwick for (int p = 0; p < DDT_PHYS_TYPES; p++, ddp++) { 2953b24ab676SJeff Bonwick if (ddp->ddp_phys_birth == 0) 2954b24ab676SJeff Bonwick continue; 2955bbfd46c4SJeff Bonwick ddt_bp_create(ddb.ddb_checksum, 2956bbfd46c4SJeff Bonwick &dde.dde_key, ddp, &blk); 2957b24ab676SJeff Bonwick if (p == DDT_PHYS_DITTO) { 2958cde58dbcSMatthew Ahrens zdb_count_block(zcb, NULL, &blk, ZDB_OT_DITTO); 2959b24ab676SJeff Bonwick } else { 2960b24ab676SJeff Bonwick zcb->zcb_dedup_asize += 2961b24ab676SJeff Bonwick BP_GET_ASIZE(&blk) * (ddp->ddp_refcnt - 1); 2962b24ab676SJeff Bonwick zcb->zcb_dedup_blocks++; 2963b24ab676SJeff Bonwick } 2964b24ab676SJeff Bonwick } 2965b24ab676SJeff Bonwick if (!dump_opt['L']) { 2966bbfd46c4SJeff Bonwick ddt_t *ddt = spa->spa_ddt[ddb.ddb_checksum]; 2967b24ab676SJeff Bonwick ddt_enter(ddt); 2968b24ab676SJeff Bonwick VERIFY(ddt_lookup(ddt, &blk, B_TRUE) != NULL); 2969b24ab676SJeff Bonwick ddt_exit(ddt); 2970b24ab676SJeff Bonwick } 2971b24ab676SJeff Bonwick } 2972b24ab676SJeff Bonwick 2973b24ab676SJeff Bonwick ASSERT(error == ENOENT); 2974b24ab676SJeff Bonwick } 2975b24ab676SJeff Bonwick 29765cabbc6bSPrashanth Sreenivasa /* ARGSUSED */ 29775cabbc6bSPrashanth Sreenivasa static void 29785cabbc6bSPrashanth Sreenivasa claim_segment_impl_cb(uint64_t inner_offset, vdev_t *vd, uint64_t offset, 29795cabbc6bSPrashanth Sreenivasa uint64_t size, void *arg) 29805cabbc6bSPrashanth Sreenivasa { 29815cabbc6bSPrashanth Sreenivasa /* 29825cabbc6bSPrashanth Sreenivasa * This callback was called through a remap from 29835cabbc6bSPrashanth Sreenivasa * a device being removed. Therefore, the vdev that 29845cabbc6bSPrashanth Sreenivasa * this callback is applied to is a concrete 29855cabbc6bSPrashanth Sreenivasa * vdev. 29865cabbc6bSPrashanth Sreenivasa */ 29875cabbc6bSPrashanth Sreenivasa ASSERT(vdev_is_concrete(vd)); 29885cabbc6bSPrashanth Sreenivasa 29895cabbc6bSPrashanth Sreenivasa VERIFY0(metaslab_claim_impl(vd, offset, size, 299086714001SSerapheim Dimitropoulos spa_min_claim_txg(vd->vdev_spa))); 29915cabbc6bSPrashanth Sreenivasa } 29925cabbc6bSPrashanth Sreenivasa 29935cabbc6bSPrashanth Sreenivasa static void 29945cabbc6bSPrashanth Sreenivasa claim_segment_cb(void *arg, uint64_t offset, uint64_t size) 29955cabbc6bSPrashanth Sreenivasa { 29965cabbc6bSPrashanth Sreenivasa vdev_t *vd = arg; 29975cabbc6bSPrashanth Sreenivasa 29985cabbc6bSPrashanth Sreenivasa vdev_indirect_ops.vdev_op_remap(vd, offset, size, 29995cabbc6bSPrashanth Sreenivasa claim_segment_impl_cb, NULL); 30005cabbc6bSPrashanth Sreenivasa } 30015cabbc6bSPrashanth Sreenivasa 30025cabbc6bSPrashanth Sreenivasa /* 30035cabbc6bSPrashanth Sreenivasa * After accounting for all allocated blocks that are directly referenced, 30045cabbc6bSPrashanth Sreenivasa * we might have missed a reference to a block from a partially complete 30055cabbc6bSPrashanth Sreenivasa * (and thus unused) indirect mapping object. We perform a secondary pass 30065cabbc6bSPrashanth Sreenivasa * through the metaslabs we have already mapped and claim the destination 30075cabbc6bSPrashanth Sreenivasa * blocks. 30085cabbc6bSPrashanth Sreenivasa */ 30095cabbc6bSPrashanth Sreenivasa static void 30105cabbc6bSPrashanth Sreenivasa zdb_claim_removing(spa_t *spa, zdb_cb_t *zcb) 30115cabbc6bSPrashanth Sreenivasa { 30125cabbc6bSPrashanth Sreenivasa if (spa->spa_vdev_removal == NULL) 30135cabbc6bSPrashanth Sreenivasa return; 30145cabbc6bSPrashanth Sreenivasa 30155cabbc6bSPrashanth Sreenivasa spa_config_enter(spa, SCL_CONFIG, FTAG, RW_READER); 30165cabbc6bSPrashanth Sreenivasa 30175cabbc6bSPrashanth Sreenivasa spa_vdev_removal_t *svr = spa->spa_vdev_removal; 30183a4b1be9SMatthew Ahrens vdev_t *vd = vdev_lookup_top(spa, svr->svr_vdev_id); 30195cabbc6bSPrashanth Sreenivasa vdev_indirect_mapping_t *vim = vd->vdev_indirect_mapping; 30205cabbc6bSPrashanth Sreenivasa 30215cabbc6bSPrashanth Sreenivasa for (uint64_t msi = 0; msi < vd->vdev_ms_count; msi++) { 30225cabbc6bSPrashanth Sreenivasa metaslab_t *msp = vd->vdev_ms[msi]; 30235cabbc6bSPrashanth Sreenivasa 30245cabbc6bSPrashanth Sreenivasa if (msp->ms_start >= vdev_indirect_mapping_max_offset(vim)) 30255cabbc6bSPrashanth Sreenivasa break; 30265cabbc6bSPrashanth Sreenivasa 30275cabbc6bSPrashanth Sreenivasa ASSERT0(range_tree_space(svr->svr_allocd_segs)); 30285cabbc6bSPrashanth Sreenivasa 30295cabbc6bSPrashanth Sreenivasa if (msp->ms_sm != NULL) { 30305cabbc6bSPrashanth Sreenivasa VERIFY0(space_map_load(msp->ms_sm, 30315cabbc6bSPrashanth Sreenivasa svr->svr_allocd_segs, SM_ALLOC)); 30325cabbc6bSPrashanth Sreenivasa 30335cabbc6bSPrashanth Sreenivasa /* 30343a4b1be9SMatthew Ahrens * Clear everything past what has been synced unless 30353a4b1be9SMatthew Ahrens * it's past the spacemap, because we have not allocated 30363a4b1be9SMatthew Ahrens * mappings for it yet. 30375cabbc6bSPrashanth Sreenivasa */ 30383a4b1be9SMatthew Ahrens uint64_t vim_max_offset = 30393a4b1be9SMatthew Ahrens vdev_indirect_mapping_max_offset(vim); 30403a4b1be9SMatthew Ahrens uint64_t sm_end = msp->ms_sm->sm_start + 30413a4b1be9SMatthew Ahrens msp->ms_sm->sm_size; 30423a4b1be9SMatthew Ahrens if (sm_end > vim_max_offset) 30433a4b1be9SMatthew Ahrens range_tree_clear(svr->svr_allocd_segs, 30443a4b1be9SMatthew Ahrens vim_max_offset, sm_end - vim_max_offset); 30455cabbc6bSPrashanth Sreenivasa } 30465cabbc6bSPrashanth Sreenivasa 30475cabbc6bSPrashanth Sreenivasa zcb->zcb_removing_size += 30485cabbc6bSPrashanth Sreenivasa range_tree_space(svr->svr_allocd_segs); 30495cabbc6bSPrashanth Sreenivasa range_tree_vacate(svr->svr_allocd_segs, claim_segment_cb, vd); 30505cabbc6bSPrashanth Sreenivasa } 30515cabbc6bSPrashanth Sreenivasa 30525cabbc6bSPrashanth Sreenivasa spa_config_exit(spa, SCL_CONFIG, FTAG); 30535cabbc6bSPrashanth Sreenivasa } 30545cabbc6bSPrashanth Sreenivasa 30555cabbc6bSPrashanth Sreenivasa /* ARGSUSED */ 30565cabbc6bSPrashanth Sreenivasa static int 30575cabbc6bSPrashanth Sreenivasa increment_indirect_mapping_cb(void *arg, const blkptr_t *bp, dmu_tx_t *tx) 30585cabbc6bSPrashanth Sreenivasa { 30595cabbc6bSPrashanth Sreenivasa zdb_cb_t *zcb = arg; 30605cabbc6bSPrashanth Sreenivasa spa_t *spa = zcb->zcb_spa; 30615cabbc6bSPrashanth Sreenivasa vdev_t *vd; 30625cabbc6bSPrashanth Sreenivasa const dva_t *dva = &bp->blk_dva[0]; 30635cabbc6bSPrashanth Sreenivasa 30645cabbc6bSPrashanth Sreenivasa ASSERT(!dump_opt['L']); 30655cabbc6bSPrashanth Sreenivasa ASSERT3U(BP_GET_NDVAS(bp), ==, 1); 30665cabbc6bSPrashanth Sreenivasa 30675cabbc6bSPrashanth Sreenivasa spa_config_enter(spa, SCL_VDEV, FTAG, RW_READER); 30685cabbc6bSPrashanth Sreenivasa vd = vdev_lookup_top(zcb->zcb_spa, DVA_GET_VDEV(dva)); 30695cabbc6bSPrashanth Sreenivasa ASSERT3P(vd, !=, NULL); 30705cabbc6bSPrashanth Sreenivasa spa_config_exit(spa, SCL_VDEV, FTAG); 30715cabbc6bSPrashanth Sreenivasa 30725cabbc6bSPrashanth Sreenivasa ASSERT(vd->vdev_indirect_config.vic_mapping_object != 0); 30735cabbc6bSPrashanth Sreenivasa ASSERT3P(zcb->zcb_vd_obsolete_counts[vd->vdev_id], !=, NULL); 30745cabbc6bSPrashanth Sreenivasa 30755cabbc6bSPrashanth Sreenivasa vdev_indirect_mapping_increment_obsolete_count( 30765cabbc6bSPrashanth Sreenivasa vd->vdev_indirect_mapping, 30775cabbc6bSPrashanth Sreenivasa DVA_GET_OFFSET(dva), DVA_GET_ASIZE(dva), 30785cabbc6bSPrashanth Sreenivasa zcb->zcb_vd_obsolete_counts[vd->vdev_id]); 30795cabbc6bSPrashanth Sreenivasa 30805cabbc6bSPrashanth Sreenivasa return (0); 30815cabbc6bSPrashanth Sreenivasa } 30825cabbc6bSPrashanth Sreenivasa 30835cabbc6bSPrashanth Sreenivasa static uint32_t * 30845cabbc6bSPrashanth Sreenivasa zdb_load_obsolete_counts(vdev_t *vd) 30855cabbc6bSPrashanth Sreenivasa { 30865cabbc6bSPrashanth Sreenivasa vdev_indirect_mapping_t *vim = vd->vdev_indirect_mapping; 30875cabbc6bSPrashanth Sreenivasa spa_t *spa = vd->vdev_spa; 30885cabbc6bSPrashanth Sreenivasa spa_condensing_indirect_phys_t *scip = 30895cabbc6bSPrashanth Sreenivasa &spa->spa_condensing_indirect_phys; 30905cabbc6bSPrashanth Sreenivasa uint32_t *counts; 30915cabbc6bSPrashanth Sreenivasa 30925cabbc6bSPrashanth Sreenivasa EQUIV(vdev_obsolete_sm_object(vd) != 0, vd->vdev_obsolete_sm != NULL); 30935cabbc6bSPrashanth Sreenivasa counts = vdev_indirect_mapping_load_obsolete_counts(vim); 30945cabbc6bSPrashanth Sreenivasa if (vd->vdev_obsolete_sm != NULL) { 30955cabbc6bSPrashanth Sreenivasa vdev_indirect_mapping_load_obsolete_spacemap(vim, counts, 30965cabbc6bSPrashanth Sreenivasa vd->vdev_obsolete_sm); 30975cabbc6bSPrashanth Sreenivasa } 30985cabbc6bSPrashanth Sreenivasa if (scip->scip_vdev == vd->vdev_id && 30995cabbc6bSPrashanth Sreenivasa scip->scip_prev_obsolete_sm_object != 0) { 31005cabbc6bSPrashanth Sreenivasa space_map_t *prev_obsolete_sm = NULL; 31015cabbc6bSPrashanth Sreenivasa VERIFY0(space_map_open(&prev_obsolete_sm, spa->spa_meta_objset, 31025cabbc6bSPrashanth Sreenivasa scip->scip_prev_obsolete_sm_object, 0, vd->vdev_asize, 0)); 31035cabbc6bSPrashanth Sreenivasa space_map_update(prev_obsolete_sm); 31045cabbc6bSPrashanth Sreenivasa vdev_indirect_mapping_load_obsolete_spacemap(vim, counts, 31055cabbc6bSPrashanth Sreenivasa prev_obsolete_sm); 31065cabbc6bSPrashanth Sreenivasa space_map_close(prev_obsolete_sm); 31075cabbc6bSPrashanth Sreenivasa } 31085cabbc6bSPrashanth Sreenivasa return (counts); 31095cabbc6bSPrashanth Sreenivasa } 31105cabbc6bSPrashanth Sreenivasa 311186714001SSerapheim Dimitropoulos typedef struct checkpoint_sm_exclude_entry_arg { 311286714001SSerapheim Dimitropoulos vdev_t *cseea_vd; 311386714001SSerapheim Dimitropoulos uint64_t cseea_checkpoint_size; 311486714001SSerapheim Dimitropoulos } checkpoint_sm_exclude_entry_arg_t; 311586714001SSerapheim Dimitropoulos 311686714001SSerapheim Dimitropoulos static int 311717f11284SSerapheim Dimitropoulos checkpoint_sm_exclude_entry_cb(space_map_entry_t *sme, void *arg) 311886714001SSerapheim Dimitropoulos { 311986714001SSerapheim Dimitropoulos checkpoint_sm_exclude_entry_arg_t *cseea = arg; 312086714001SSerapheim Dimitropoulos vdev_t *vd = cseea->cseea_vd; 312117f11284SSerapheim Dimitropoulos metaslab_t *ms = vd->vdev_ms[sme->sme_offset >> vd->vdev_ms_shift]; 312217f11284SSerapheim Dimitropoulos uint64_t end = sme->sme_offset + sme->sme_run; 312386714001SSerapheim Dimitropoulos 312417f11284SSerapheim Dimitropoulos ASSERT(sme->sme_type == SM_FREE); 312586714001SSerapheim Dimitropoulos 312686714001SSerapheim Dimitropoulos /* 312786714001SSerapheim Dimitropoulos * Since the vdev_checkpoint_sm exists in the vdev level 312886714001SSerapheim Dimitropoulos * and the ms_sm space maps exist in the metaslab level, 312986714001SSerapheim Dimitropoulos * an entry in the checkpoint space map could theoretically 313086714001SSerapheim Dimitropoulos * cross the boundaries of the metaslab that it belongs. 313186714001SSerapheim Dimitropoulos * 313286714001SSerapheim Dimitropoulos * In reality, because of the way that we populate and 313386714001SSerapheim Dimitropoulos * manipulate the checkpoint's space maps currently, 313486714001SSerapheim Dimitropoulos * there shouldn't be any entries that cross metaslabs. 313586714001SSerapheim Dimitropoulos * Hence the assertion below. 313686714001SSerapheim Dimitropoulos * 313786714001SSerapheim Dimitropoulos * That said, there is no fundamental requirement that 313886714001SSerapheim Dimitropoulos * the checkpoint's space map entries should not cross 313986714001SSerapheim Dimitropoulos * metaslab boundaries. So if needed we could add code 314086714001SSerapheim Dimitropoulos * that handles metaslab-crossing segments in the future. 314186714001SSerapheim Dimitropoulos */ 314217f11284SSerapheim Dimitropoulos VERIFY3U(sme->sme_offset, >=, ms->ms_start); 314386714001SSerapheim Dimitropoulos VERIFY3U(end, <=, ms->ms_start + ms->ms_size); 314486714001SSerapheim Dimitropoulos 314586714001SSerapheim Dimitropoulos /* 314686714001SSerapheim Dimitropoulos * By removing the entry from the allocated segments we 314786714001SSerapheim Dimitropoulos * also verify that the entry is there to begin with. 314886714001SSerapheim Dimitropoulos */ 314986714001SSerapheim Dimitropoulos mutex_enter(&ms->ms_lock); 315017f11284SSerapheim Dimitropoulos range_tree_remove(ms->ms_allocatable, sme->sme_offset, sme->sme_run); 315186714001SSerapheim Dimitropoulos mutex_exit(&ms->ms_lock); 315286714001SSerapheim Dimitropoulos 315317f11284SSerapheim Dimitropoulos cseea->cseea_checkpoint_size += sme->sme_run; 315486714001SSerapheim Dimitropoulos return (0); 315586714001SSerapheim Dimitropoulos } 315686714001SSerapheim Dimitropoulos 315786714001SSerapheim Dimitropoulos static void 315886714001SSerapheim Dimitropoulos zdb_leak_init_vdev_exclude_checkpoint(vdev_t *vd, zdb_cb_t *zcb) 315986714001SSerapheim Dimitropoulos { 316086714001SSerapheim Dimitropoulos spa_t *spa = vd->vdev_spa; 316186714001SSerapheim Dimitropoulos space_map_t *checkpoint_sm = NULL; 316286714001SSerapheim Dimitropoulos uint64_t checkpoint_sm_obj; 316386714001SSerapheim Dimitropoulos 316486714001SSerapheim Dimitropoulos /* 316586714001SSerapheim Dimitropoulos * If there is no vdev_top_zap, we are in a pool whose 316686714001SSerapheim Dimitropoulos * version predates the pool checkpoint feature. 316786714001SSerapheim Dimitropoulos */ 316886714001SSerapheim Dimitropoulos if (vd->vdev_top_zap == 0) 316986714001SSerapheim Dimitropoulos return; 317086714001SSerapheim Dimitropoulos 317186714001SSerapheim Dimitropoulos /* 317286714001SSerapheim Dimitropoulos * If there is no reference of the vdev_checkpoint_sm in 317386714001SSerapheim Dimitropoulos * the vdev_top_zap, then one of the following scenarios 317486714001SSerapheim Dimitropoulos * is true: 317586714001SSerapheim Dimitropoulos * 317686714001SSerapheim Dimitropoulos * 1] There is no checkpoint 317786714001SSerapheim Dimitropoulos * 2] There is a checkpoint, but no checkpointed blocks 317886714001SSerapheim Dimitropoulos * have been freed yet 317986714001SSerapheim Dimitropoulos * 3] The current vdev is indirect 318086714001SSerapheim Dimitropoulos * 318186714001SSerapheim Dimitropoulos * In these cases we return immediately. 318286714001SSerapheim Dimitropoulos */ 318386714001SSerapheim Dimitropoulos if (zap_contains(spa_meta_objset(spa), vd->vdev_top_zap, 318486714001SSerapheim Dimitropoulos VDEV_TOP_ZAP_POOL_CHECKPOINT_SM) != 0) 318586714001SSerapheim Dimitropoulos return; 318686714001SSerapheim Dimitropoulos 318786714001SSerapheim Dimitropoulos VERIFY0(zap_lookup(spa_meta_objset(spa), vd->vdev_top_zap, 318886714001SSerapheim Dimitropoulos VDEV_TOP_ZAP_POOL_CHECKPOINT_SM, sizeof (uint64_t), 1, 318986714001SSerapheim Dimitropoulos &checkpoint_sm_obj)); 319086714001SSerapheim Dimitropoulos 319186714001SSerapheim Dimitropoulos checkpoint_sm_exclude_entry_arg_t cseea; 319286714001SSerapheim Dimitropoulos cseea.cseea_vd = vd; 319386714001SSerapheim Dimitropoulos cseea.cseea_checkpoint_size = 0; 319486714001SSerapheim Dimitropoulos 319586714001SSerapheim Dimitropoulos VERIFY0(space_map_open(&checkpoint_sm, spa_meta_objset(spa), 319686714001SSerapheim Dimitropoulos checkpoint_sm_obj, 0, vd->vdev_asize, vd->vdev_ashift)); 319786714001SSerapheim Dimitropoulos space_map_update(checkpoint_sm); 319886714001SSerapheim Dimitropoulos 319986714001SSerapheim Dimitropoulos VERIFY0(space_map_iterate(checkpoint_sm, 320086714001SSerapheim Dimitropoulos checkpoint_sm_exclude_entry_cb, &cseea)); 320186714001SSerapheim Dimitropoulos space_map_close(checkpoint_sm); 320286714001SSerapheim Dimitropoulos 320386714001SSerapheim Dimitropoulos zcb->zcb_checkpoint_size += cseea.cseea_checkpoint_size; 320486714001SSerapheim Dimitropoulos } 320586714001SSerapheim Dimitropoulos 320686714001SSerapheim Dimitropoulos static void 320786714001SSerapheim Dimitropoulos zdb_leak_init_exclude_checkpoint(spa_t *spa, zdb_cb_t *zcb) 320886714001SSerapheim Dimitropoulos { 320986714001SSerapheim Dimitropoulos vdev_t *rvd = spa->spa_root_vdev; 321086714001SSerapheim Dimitropoulos for (uint64_t c = 0; c < rvd->vdev_children; c++) { 321186714001SSerapheim Dimitropoulos ASSERT3U(c, ==, rvd->vdev_child[c]->vdev_id); 321286714001SSerapheim Dimitropoulos zdb_leak_init_vdev_exclude_checkpoint(rvd->vdev_child[c], zcb); 321386714001SSerapheim Dimitropoulos } 321486714001SSerapheim Dimitropoulos } 321586714001SSerapheim Dimitropoulos 321686714001SSerapheim Dimitropoulos static void 321786714001SSerapheim Dimitropoulos load_concrete_ms_allocatable_trees(spa_t *spa, maptype_t maptype) 321886714001SSerapheim Dimitropoulos { 321986714001SSerapheim Dimitropoulos vdev_t *rvd = spa->spa_root_vdev; 322086714001SSerapheim Dimitropoulos for (uint64_t i = 0; i < rvd->vdev_children; i++) { 322186714001SSerapheim Dimitropoulos vdev_t *vd = rvd->vdev_child[i]; 322286714001SSerapheim Dimitropoulos 322386714001SSerapheim Dimitropoulos ASSERT3U(i, ==, vd->vdev_id); 322486714001SSerapheim Dimitropoulos 322586714001SSerapheim Dimitropoulos if (vd->vdev_ops == &vdev_indirect_ops) 322686714001SSerapheim Dimitropoulos continue; 322786714001SSerapheim Dimitropoulos 322886714001SSerapheim Dimitropoulos for (uint64_t m = 0; m < vd->vdev_ms_count; m++) { 322986714001SSerapheim Dimitropoulos metaslab_t *msp = vd->vdev_ms[m]; 323086714001SSerapheim Dimitropoulos 323186714001SSerapheim Dimitropoulos (void) fprintf(stderr, 323286714001SSerapheim Dimitropoulos "\rloading concrete vdev %llu, " 323386714001SSerapheim Dimitropoulos "metaslab %llu of %llu ...", 323486714001SSerapheim Dimitropoulos (longlong_t)vd->vdev_id, 323586714001SSerapheim Dimitropoulos (longlong_t)msp->ms_id, 323686714001SSerapheim Dimitropoulos (longlong_t)vd->vdev_ms_count); 323786714001SSerapheim Dimitropoulos 323886714001SSerapheim Dimitropoulos mutex_enter(&msp->ms_lock); 323986714001SSerapheim Dimitropoulos metaslab_unload(msp); 324086714001SSerapheim Dimitropoulos 324186714001SSerapheim Dimitropoulos /* 324286714001SSerapheim Dimitropoulos * We don't want to spend the CPU manipulating the 324386714001SSerapheim Dimitropoulos * size-ordered tree, so clear the range_tree ops. 324486714001SSerapheim Dimitropoulos */ 324586714001SSerapheim Dimitropoulos msp->ms_allocatable->rt_ops = NULL; 324686714001SSerapheim Dimitropoulos 324786714001SSerapheim Dimitropoulos if (msp->ms_sm != NULL) { 324886714001SSerapheim Dimitropoulos VERIFY0(space_map_load(msp->ms_sm, 324986714001SSerapheim Dimitropoulos msp->ms_allocatable, maptype)); 325086714001SSerapheim Dimitropoulos } 325186714001SSerapheim Dimitropoulos if (!msp->ms_loaded) 325286714001SSerapheim Dimitropoulos msp->ms_loaded = B_TRUE; 325386714001SSerapheim Dimitropoulos mutex_exit(&msp->ms_lock); 325486714001SSerapheim Dimitropoulos } 325586714001SSerapheim Dimitropoulos } 325686714001SSerapheim Dimitropoulos } 325786714001SSerapheim Dimitropoulos 325886714001SSerapheim Dimitropoulos /* 325986714001SSerapheim Dimitropoulos * vm_idxp is an in-out parameter which (for indirect vdevs) is the 326086714001SSerapheim Dimitropoulos * index in vim_entries that has the first entry in this metaslab. 326186714001SSerapheim Dimitropoulos * On return, it will be set to the first entry after this metaslab. 326286714001SSerapheim Dimitropoulos */ 326386714001SSerapheim Dimitropoulos static void 326486714001SSerapheim Dimitropoulos load_indirect_ms_allocatable_tree(vdev_t *vd, metaslab_t *msp, 326586714001SSerapheim Dimitropoulos uint64_t *vim_idxp) 326686714001SSerapheim Dimitropoulos { 326786714001SSerapheim Dimitropoulos vdev_indirect_mapping_t *vim = vd->vdev_indirect_mapping; 326886714001SSerapheim Dimitropoulos 326986714001SSerapheim Dimitropoulos mutex_enter(&msp->ms_lock); 327086714001SSerapheim Dimitropoulos metaslab_unload(msp); 327186714001SSerapheim Dimitropoulos 327286714001SSerapheim Dimitropoulos /* 327386714001SSerapheim Dimitropoulos * We don't want to spend the CPU manipulating the 327486714001SSerapheim Dimitropoulos * size-ordered tree, so clear the range_tree ops. 327586714001SSerapheim Dimitropoulos */ 327686714001SSerapheim Dimitropoulos msp->ms_allocatable->rt_ops = NULL; 327786714001SSerapheim Dimitropoulos 327886714001SSerapheim Dimitropoulos for (; *vim_idxp < vdev_indirect_mapping_num_entries(vim); 327986714001SSerapheim Dimitropoulos (*vim_idxp)++) { 328086714001SSerapheim Dimitropoulos vdev_indirect_mapping_entry_phys_t *vimep = 328186714001SSerapheim Dimitropoulos &vim->vim_entries[*vim_idxp]; 328286714001SSerapheim Dimitropoulos uint64_t ent_offset = DVA_MAPPING_GET_SRC_OFFSET(vimep); 328386714001SSerapheim Dimitropoulos uint64_t ent_len = DVA_GET_ASIZE(&vimep->vimep_dst); 328486714001SSerapheim Dimitropoulos ASSERT3U(ent_offset, >=, msp->ms_start); 328586714001SSerapheim Dimitropoulos if (ent_offset >= msp->ms_start + msp->ms_size) 328686714001SSerapheim Dimitropoulos break; 328786714001SSerapheim Dimitropoulos 328886714001SSerapheim Dimitropoulos /* 328986714001SSerapheim Dimitropoulos * Mappings do not cross metaslab boundaries, 329086714001SSerapheim Dimitropoulos * because we create them by walking the metaslabs. 329186714001SSerapheim Dimitropoulos */ 329286714001SSerapheim Dimitropoulos ASSERT3U(ent_offset + ent_len, <=, 329386714001SSerapheim Dimitropoulos msp->ms_start + msp->ms_size); 329486714001SSerapheim Dimitropoulos range_tree_add(msp->ms_allocatable, ent_offset, ent_len); 329586714001SSerapheim Dimitropoulos } 329686714001SSerapheim Dimitropoulos 329786714001SSerapheim Dimitropoulos if (!msp->ms_loaded) 329886714001SSerapheim Dimitropoulos msp->ms_loaded = B_TRUE; 329986714001SSerapheim Dimitropoulos mutex_exit(&msp->ms_lock); 330086714001SSerapheim Dimitropoulos } 330186714001SSerapheim Dimitropoulos 330286714001SSerapheim Dimitropoulos static void 330386714001SSerapheim Dimitropoulos zdb_leak_init_prepare_indirect_vdevs(spa_t *spa, zdb_cb_t *zcb) 330486714001SSerapheim Dimitropoulos { 330586714001SSerapheim Dimitropoulos vdev_t *rvd = spa->spa_root_vdev; 330686714001SSerapheim Dimitropoulos for (uint64_t c = 0; c < rvd->vdev_children; c++) { 330786714001SSerapheim Dimitropoulos vdev_t *vd = rvd->vdev_child[c]; 330886714001SSerapheim Dimitropoulos 330986714001SSerapheim Dimitropoulos ASSERT3U(c, ==, vd->vdev_id); 331086714001SSerapheim Dimitropoulos 331186714001SSerapheim Dimitropoulos if (vd->vdev_ops != &vdev_indirect_ops) 331286714001SSerapheim Dimitropoulos continue; 331386714001SSerapheim Dimitropoulos 331486714001SSerapheim Dimitropoulos /* 331586714001SSerapheim Dimitropoulos * Note: we don't check for mapping leaks on 331686714001SSerapheim Dimitropoulos * removing vdevs because their ms_allocatable's 331786714001SSerapheim Dimitropoulos * are used to look for leaks in allocated space. 331886714001SSerapheim Dimitropoulos */ 331986714001SSerapheim Dimitropoulos zcb->zcb_vd_obsolete_counts[c] = zdb_load_obsolete_counts(vd); 332086714001SSerapheim Dimitropoulos 332186714001SSerapheim Dimitropoulos /* 332286714001SSerapheim Dimitropoulos * Normally, indirect vdevs don't have any 332386714001SSerapheim Dimitropoulos * metaslabs. We want to set them up for 332486714001SSerapheim Dimitropoulos * zio_claim(). 332586714001SSerapheim Dimitropoulos */ 332686714001SSerapheim Dimitropoulos VERIFY0(vdev_metaslab_init(vd, 0)); 332786714001SSerapheim Dimitropoulos 332886714001SSerapheim Dimitropoulos vdev_indirect_mapping_t *vim = vd->vdev_indirect_mapping; 332986714001SSerapheim Dimitropoulos uint64_t vim_idx = 0; 333086714001SSerapheim Dimitropoulos for (uint64_t m = 0; m < vd->vdev_ms_count; m++) { 333186714001SSerapheim Dimitropoulos 333286714001SSerapheim Dimitropoulos (void) fprintf(stderr, 333386714001SSerapheim Dimitropoulos "\rloading indirect vdev %llu, " 333486714001SSerapheim Dimitropoulos "metaslab %llu of %llu ...", 333586714001SSerapheim Dimitropoulos (longlong_t)vd->vdev_id, 333686714001SSerapheim Dimitropoulos (longlong_t)vd->vdev_ms[m]->ms_id, 333786714001SSerapheim Dimitropoulos (longlong_t)vd->vdev_ms_count); 333886714001SSerapheim Dimitropoulos 333986714001SSerapheim Dimitropoulos load_indirect_ms_allocatable_tree(vd, vd->vdev_ms[m], 334086714001SSerapheim Dimitropoulos &vim_idx); 334186714001SSerapheim Dimitropoulos } 334286714001SSerapheim Dimitropoulos ASSERT3U(vim_idx, ==, vdev_indirect_mapping_num_entries(vim)); 334386714001SSerapheim Dimitropoulos } 334486714001SSerapheim Dimitropoulos } 334586714001SSerapheim Dimitropoulos 3346b24ab676SJeff Bonwick static void 3347b24ab676SJeff Bonwick zdb_leak_init(spa_t *spa, zdb_cb_t *zcb) 3348b24ab676SJeff Bonwick { 3349cde58dbcSMatthew Ahrens zcb->zcb_spa = spa; 3350cde58dbcSMatthew Ahrens 3351b24ab676SJeff Bonwick if (!dump_opt['L']) { 33525cabbc6bSPrashanth Sreenivasa dsl_pool_t *dp = spa->spa_dsl_pool; 3353b24ab676SJeff Bonwick vdev_t *rvd = spa->spa_root_vdev; 33548363e80aSGeorge Wilson 33558363e80aSGeorge Wilson /* 33568363e80aSGeorge Wilson * We are going to be changing the meaning of the metaslab's 335786714001SSerapheim Dimitropoulos * ms_allocatable. Ensure that the allocator doesn't try to 33588363e80aSGeorge Wilson * use the tree. 33598363e80aSGeorge Wilson */ 33608363e80aSGeorge Wilson spa->spa_normal_class->mc_ops = &zdb_metaslab_ops; 33618363e80aSGeorge Wilson spa->spa_log_class->mc_ops = &zdb_metaslab_ops; 33628363e80aSGeorge Wilson 33635cabbc6bSPrashanth Sreenivasa zcb->zcb_vd_obsolete_counts = 33645cabbc6bSPrashanth Sreenivasa umem_zalloc(rvd->vdev_children * sizeof (uint32_t *), 33655cabbc6bSPrashanth Sreenivasa UMEM_NOFAIL); 33665cabbc6bSPrashanth Sreenivasa 336786714001SSerapheim Dimitropoulos /* 336886714001SSerapheim Dimitropoulos * For leak detection, we overload the ms_allocatable trees 336986714001SSerapheim Dimitropoulos * to contain allocated segments instead of free segments. 337086714001SSerapheim Dimitropoulos * As a result, we can't use the normal metaslab_load/unload 337186714001SSerapheim Dimitropoulos * interfaces. 337286714001SSerapheim Dimitropoulos */ 337386714001SSerapheim Dimitropoulos zdb_leak_init_prepare_indirect_vdevs(spa, zcb); 337486714001SSerapheim Dimitropoulos load_concrete_ms_allocatable_trees(spa, SM_ALLOC); 33755cabbc6bSPrashanth Sreenivasa 337686714001SSerapheim Dimitropoulos /* 337786714001SSerapheim Dimitropoulos * On load_concrete_ms_allocatable_trees() we loaded all the 337886714001SSerapheim Dimitropoulos * allocated entries from the ms_sm to the ms_allocatable for 337986714001SSerapheim Dimitropoulos * each metaslab. If the pool has a checkpoint or is in the 338086714001SSerapheim Dimitropoulos * middle of discarding a checkpoint, some of these blocks 338186714001SSerapheim Dimitropoulos * may have been freed but their ms_sm may not have been 338286714001SSerapheim Dimitropoulos * updated because they are referenced by the checkpoint. In 338386714001SSerapheim Dimitropoulos * order to avoid false-positives during leak-detection, we 338486714001SSerapheim Dimitropoulos * go through the vdev's checkpoint space map and exclude all 338586714001SSerapheim Dimitropoulos * its entries from their relevant ms_allocatable. 338686714001SSerapheim Dimitropoulos * 338786714001SSerapheim Dimitropoulos * We also aggregate the space held by the checkpoint and add 338886714001SSerapheim Dimitropoulos * it to zcb_checkpoint_size. 338986714001SSerapheim Dimitropoulos * 339086714001SSerapheim Dimitropoulos * Note that at this point we are also verifying that all the 339186714001SSerapheim Dimitropoulos * entries on the checkpoint_sm are marked as allocated in 339286714001SSerapheim Dimitropoulos * the ms_sm of their relevant metaslab. 339386714001SSerapheim Dimitropoulos * [see comment in checkpoint_sm_exclude_entry_cb()] 339486714001SSerapheim Dimitropoulos */ 339586714001SSerapheim Dimitropoulos zdb_leak_init_exclude_checkpoint(spa, zcb); 33965cabbc6bSPrashanth Sreenivasa 339786714001SSerapheim Dimitropoulos /* for cleaner progress output */ 339806be9802SMatthew Ahrens (void) fprintf(stderr, "\n"); 33995cabbc6bSPrashanth Sreenivasa 34005cabbc6bSPrashanth Sreenivasa if (bpobj_is_open(&dp->dp_obsolete_bpobj)) { 34015cabbc6bSPrashanth Sreenivasa ASSERT(spa_feature_is_enabled(spa, 34025cabbc6bSPrashanth Sreenivasa SPA_FEATURE_DEVICE_REMOVAL)); 34035cabbc6bSPrashanth Sreenivasa (void) bpobj_iterate_nofree(&dp->dp_obsolete_bpobj, 34045cabbc6bSPrashanth Sreenivasa increment_indirect_mapping_cb, zcb, NULL); 34055cabbc6bSPrashanth Sreenivasa } 340686714001SSerapheim Dimitropoulos } else { 340786714001SSerapheim Dimitropoulos /* 340886714001SSerapheim Dimitropoulos * If leak tracing is disabled, we still need to consider 340986714001SSerapheim Dimitropoulos * any checkpointed space in our space verification. 341086714001SSerapheim Dimitropoulos */ 341186714001SSerapheim Dimitropoulos zcb->zcb_checkpoint_size += spa_get_checkpoint_space(spa); 3412b24ab676SJeff Bonwick } 3413b24ab676SJeff Bonwick 3414b24ab676SJeff Bonwick spa_config_enter(spa, SCL_CONFIG, FTAG, RW_READER); 3415bbfd46c4SJeff Bonwick zdb_ddt_leak_init(spa, zcb); 3416b24ab676SJeff Bonwick spa_config_exit(spa, SCL_CONFIG, FTAG); 3417b24ab676SJeff Bonwick } 3418b24ab676SJeff Bonwick 34195cabbc6bSPrashanth Sreenivasa static boolean_t 34205cabbc6bSPrashanth Sreenivasa zdb_check_for_obsolete_leaks(vdev_t *vd, zdb_cb_t *zcb) 34215cabbc6bSPrashanth Sreenivasa { 34225cabbc6bSPrashanth Sreenivasa boolean_t leaks = B_FALSE; 34235cabbc6bSPrashanth Sreenivasa vdev_indirect_mapping_t *vim = vd->vdev_indirect_mapping; 34245cabbc6bSPrashanth Sreenivasa uint64_t total_leaked = 0; 34255cabbc6bSPrashanth Sreenivasa 34265cabbc6bSPrashanth Sreenivasa ASSERT(vim != NULL); 34275cabbc6bSPrashanth Sreenivasa 34285cabbc6bSPrashanth Sreenivasa for (uint64_t i = 0; i < vdev_indirect_mapping_num_entries(vim); i++) { 34295cabbc6bSPrashanth Sreenivasa vdev_indirect_mapping_entry_phys_t *vimep = 34305cabbc6bSPrashanth Sreenivasa &vim->vim_entries[i]; 34315cabbc6bSPrashanth Sreenivasa uint64_t obsolete_bytes = 0; 34325cabbc6bSPrashanth Sreenivasa uint64_t offset = DVA_MAPPING_GET_SRC_OFFSET(vimep); 34335cabbc6bSPrashanth Sreenivasa metaslab_t *msp = vd->vdev_ms[offset >> vd->vdev_ms_shift]; 34345cabbc6bSPrashanth Sreenivasa 34355cabbc6bSPrashanth Sreenivasa /* 34365cabbc6bSPrashanth Sreenivasa * This is not very efficient but it's easy to 34375cabbc6bSPrashanth Sreenivasa * verify correctness. 34385cabbc6bSPrashanth Sreenivasa */ 34395cabbc6bSPrashanth Sreenivasa for (uint64_t inner_offset = 0; 34405cabbc6bSPrashanth Sreenivasa inner_offset < DVA_GET_ASIZE(&vimep->vimep_dst); 34415cabbc6bSPrashanth Sreenivasa inner_offset += 1 << vd->vdev_ashift) { 344286714001SSerapheim Dimitropoulos if (range_tree_contains(msp->ms_allocatable, 34435cabbc6bSPrashanth Sreenivasa offset + inner_offset, 1 << vd->vdev_ashift)) { 34445cabbc6bSPrashanth Sreenivasa obsolete_bytes += 1 << vd->vdev_ashift; 34455cabbc6bSPrashanth Sreenivasa } 34465cabbc6bSPrashanth Sreenivasa } 34475cabbc6bSPrashanth Sreenivasa 34485cabbc6bSPrashanth Sreenivasa int64_t bytes_leaked = obsolete_bytes - 34495cabbc6bSPrashanth Sreenivasa zcb->zcb_vd_obsolete_counts[vd->vdev_id][i]; 34505cabbc6bSPrashanth Sreenivasa ASSERT3U(DVA_GET_ASIZE(&vimep->vimep_dst), >=, 34515cabbc6bSPrashanth Sreenivasa zcb->zcb_vd_obsolete_counts[vd->vdev_id][i]); 34525cabbc6bSPrashanth Sreenivasa if (bytes_leaked != 0 && 34535cabbc6bSPrashanth Sreenivasa (vdev_obsolete_counts_are_precise(vd) || 34545cabbc6bSPrashanth Sreenivasa dump_opt['d'] >= 5)) { 34555cabbc6bSPrashanth Sreenivasa (void) printf("obsolete indirect mapping count " 34565cabbc6bSPrashanth Sreenivasa "mismatch on %llu:%llx:%llx : %llx bytes leaked\n", 34575cabbc6bSPrashanth Sreenivasa (u_longlong_t)vd->vdev_id, 34585cabbc6bSPrashanth Sreenivasa (u_longlong_t)DVA_MAPPING_GET_SRC_OFFSET(vimep), 34595cabbc6bSPrashanth Sreenivasa (u_longlong_t)DVA_GET_ASIZE(&vimep->vimep_dst), 34605cabbc6bSPrashanth Sreenivasa (u_longlong_t)bytes_leaked); 34615cabbc6bSPrashanth Sreenivasa } 34625cabbc6bSPrashanth Sreenivasa total_leaked += ABS(bytes_leaked); 34635cabbc6bSPrashanth Sreenivasa } 34645cabbc6bSPrashanth Sreenivasa 34655cabbc6bSPrashanth Sreenivasa if (!vdev_obsolete_counts_are_precise(vd) && total_leaked > 0) { 34665cabbc6bSPrashanth Sreenivasa int pct_leaked = total_leaked * 100 / 34675cabbc6bSPrashanth Sreenivasa vdev_indirect_mapping_bytes_mapped(vim); 34685cabbc6bSPrashanth Sreenivasa (void) printf("cannot verify obsolete indirect mapping " 34695cabbc6bSPrashanth Sreenivasa "counts of vdev %llu because precise feature was not " 34705cabbc6bSPrashanth Sreenivasa "enabled when it was removed: %d%% (%llx bytes) of mapping" 34715cabbc6bSPrashanth Sreenivasa "unreferenced\n", 34725cabbc6bSPrashanth Sreenivasa (u_longlong_t)vd->vdev_id, pct_leaked, 34735cabbc6bSPrashanth Sreenivasa (u_longlong_t)total_leaked); 34745cabbc6bSPrashanth Sreenivasa } else if (total_leaked > 0) { 34755cabbc6bSPrashanth Sreenivasa (void) printf("obsolete indirect mapping count mismatch " 34765cabbc6bSPrashanth Sreenivasa "for vdev %llu -- %llx total bytes mismatched\n", 34775cabbc6bSPrashanth Sreenivasa (u_longlong_t)vd->vdev_id, 34785cabbc6bSPrashanth Sreenivasa (u_longlong_t)total_leaked); 34795cabbc6bSPrashanth Sreenivasa leaks |= B_TRUE; 34805cabbc6bSPrashanth Sreenivasa } 34815cabbc6bSPrashanth Sreenivasa 34825cabbc6bSPrashanth Sreenivasa vdev_indirect_mapping_free_obsolete_counts(vim, 34835cabbc6bSPrashanth Sreenivasa zcb->zcb_vd_obsolete_counts[vd->vdev_id]); 34845cabbc6bSPrashanth Sreenivasa zcb->zcb_vd_obsolete_counts[vd->vdev_id] = NULL; 34855cabbc6bSPrashanth Sreenivasa 34865cabbc6bSPrashanth Sreenivasa return (leaks); 34875cabbc6bSPrashanth Sreenivasa } 34885cabbc6bSPrashanth Sreenivasa 34895cabbc6bSPrashanth Sreenivasa static boolean_t 34905cabbc6bSPrashanth Sreenivasa zdb_leak_fini(spa_t *spa, zdb_cb_t *zcb) 3491b24ab676SJeff Bonwick { 34925cabbc6bSPrashanth Sreenivasa boolean_t leaks = B_FALSE; 3493b24ab676SJeff Bonwick if (!dump_opt['L']) { 3494b24ab676SJeff Bonwick vdev_t *rvd = spa->spa_root_vdev; 34953f7978d0SAlan Somers for (unsigned c = 0; c < rvd->vdev_children; c++) { 3496b24ab676SJeff Bonwick vdev_t *vd = rvd->vdev_child[c]; 34978363e80aSGeorge Wilson metaslab_group_t *mg = vd->vdev_mg; 34985cabbc6bSPrashanth Sreenivasa 34995cabbc6bSPrashanth Sreenivasa if (zcb->zcb_vd_obsolete_counts[c] != NULL) { 35005cabbc6bSPrashanth Sreenivasa leaks |= zdb_check_for_obsolete_leaks(vd, zcb); 35015cabbc6bSPrashanth Sreenivasa } 35025cabbc6bSPrashanth Sreenivasa 35035cabbc6bSPrashanth Sreenivasa for (uint64_t m = 0; m < vd->vdev_ms_count; m++) { 3504b24ab676SJeff Bonwick metaslab_t *msp = vd->vdev_ms[m]; 35058363e80aSGeorge Wilson ASSERT3P(mg, ==, msp->ms_group); 35060713e232SGeorge Wilson 35070713e232SGeorge Wilson /* 350886714001SSerapheim Dimitropoulos * ms_allocatable has been overloaded 350986714001SSerapheim Dimitropoulos * to contain allocated segments. Now that 351086714001SSerapheim Dimitropoulos * we finished traversing all blocks, any 351186714001SSerapheim Dimitropoulos * block that remains in the ms_allocatable 35120713e232SGeorge Wilson * represents an allocated block that we 35130713e232SGeorge Wilson * did not claim during the traversal. 35140713e232SGeorge Wilson * Claimed blocks would have been removed 351586714001SSerapheim Dimitropoulos * from the ms_allocatable. For indirect 351686714001SSerapheim Dimitropoulos * vdevs, space remaining in the tree 351786714001SSerapheim Dimitropoulos * represents parts of the mapping that are 351886714001SSerapheim Dimitropoulos * not referenced, which is not a bug. 35190713e232SGeorge Wilson */ 35205cabbc6bSPrashanth Sreenivasa if (vd->vdev_ops == &vdev_indirect_ops) { 352186714001SSerapheim Dimitropoulos range_tree_vacate(msp->ms_allocatable, 35225cabbc6bSPrashanth Sreenivasa NULL, NULL); 35235cabbc6bSPrashanth Sreenivasa } else { 352486714001SSerapheim Dimitropoulos range_tree_vacate(msp->ms_allocatable, 35255cabbc6bSPrashanth Sreenivasa zdb_leak, vd); 35265cabbc6bSPrashanth Sreenivasa } 35278363e80aSGeorge Wilson 35288363e80aSGeorge Wilson if (msp->ms_loaded) { 35298363e80aSGeorge Wilson msp->ms_loaded = B_FALSE; 35308363e80aSGeorge Wilson } 3531b24ab676SJeff Bonwick } 3532b24ab676SJeff Bonwick } 35335cabbc6bSPrashanth Sreenivasa 35345cabbc6bSPrashanth Sreenivasa umem_free(zcb->zcb_vd_obsolete_counts, 35355cabbc6bSPrashanth Sreenivasa rvd->vdev_children * sizeof (uint32_t *)); 35365cabbc6bSPrashanth Sreenivasa zcb->zcb_vd_obsolete_counts = NULL; 3537b24ab676SJeff Bonwick } 35385cabbc6bSPrashanth Sreenivasa return (leaks); 3539b24ab676SJeff Bonwick } 3540b24ab676SJeff Bonwick 3541cde58dbcSMatthew Ahrens /* ARGSUSED */ 3542cde58dbcSMatthew Ahrens static int 3543cde58dbcSMatthew Ahrens count_block_cb(void *arg, const blkptr_t *bp, dmu_tx_t *tx) 3544cde58dbcSMatthew Ahrens { 3545cde58dbcSMatthew Ahrens zdb_cb_t *zcb = arg; 3546cde58dbcSMatthew Ahrens 3547490d05b9SMatthew Ahrens if (dump_opt['b'] >= 5) { 3548cde58dbcSMatthew Ahrens char blkbuf[BP_SPRINTF_LEN]; 354943466aaeSMax Grossman snprintf_blkptr(blkbuf, sizeof (blkbuf), bp); 3550cde58dbcSMatthew Ahrens (void) printf("[%s] %s\n", 3551cde58dbcSMatthew Ahrens "deferred free", blkbuf); 3552cde58dbcSMatthew Ahrens } 3553cde58dbcSMatthew Ahrens zdb_count_block(zcb, NULL, bp, ZDB_OT_DEFERRED); 3554cde58dbcSMatthew Ahrens return (0); 3555cde58dbcSMatthew Ahrens } 3556cde58dbcSMatthew Ahrens 3557fa9e4066Sahrens static int 3558fa9e4066Sahrens dump_block_stats(spa_t *spa) 3559fa9e4066Sahrens { 35603f7978d0SAlan Somers zdb_cb_t zcb; 3561fa9e4066Sahrens zdb_blkstats_t *zb, *tzb; 3562b24ab676SJeff Bonwick uint64_t norm_alloc, norm_space, total_alloc, total_found; 3563cd088ea4SVictor Latushkin int flags = TRAVERSE_PRE | TRAVERSE_PREFETCH_METADATA | TRAVERSE_HARD; 35645d7b4d43SMatthew Ahrens boolean_t leaks = B_FALSE; 3565fa9e4066Sahrens 35663f7978d0SAlan Somers bzero(&zcb, sizeof (zcb)); 3567490d05b9SMatthew Ahrens (void) printf("\nTraversing all blocks %s%s%s%s%s...\n\n", 3568b24ab676SJeff Bonwick (dump_opt['c'] || !dump_opt['L']) ? "to verify " : "", 3569b24ab676SJeff Bonwick (dump_opt['c'] == 1) ? "metadata " : "", 3570b24ab676SJeff Bonwick dump_opt['c'] ? "checksums " : "", 3571b24ab676SJeff Bonwick (dump_opt['c'] && !dump_opt['L']) ? "and verify " : "", 3572b24ab676SJeff Bonwick !dump_opt['L'] ? "nothing leaked " : ""); 3573fa9e4066Sahrens 3574fa9e4066Sahrens /* 3575e14bb325SJeff Bonwick * Load all space maps as SM_ALLOC maps, then traverse the pool 3576e14bb325SJeff Bonwick * claiming each block we discover. If the pool is perfectly 3577e14bb325SJeff Bonwick * consistent, the space maps will be empty when we're done. 3578e14bb325SJeff Bonwick * Anything left over is a leak; any block we can't claim (because 3579e14bb325SJeff Bonwick * it's not part of any space map) is a double allocation, 3580e14bb325SJeff Bonwick * reference to a freed block, or an unclaimed log block. 3581fa9e4066Sahrens */ 3582b24ab676SJeff Bonwick zdb_leak_init(spa, &zcb); 3583fa9e4066Sahrens 3584fa9e4066Sahrens /* 3585fa9e4066Sahrens * If there's a deferred-free bplist, process that first. 3586fa9e4066Sahrens */ 3587cde58dbcSMatthew Ahrens (void) bpobj_iterate_nofree(&spa->spa_deferred_bpobj, 3588cde58dbcSMatthew Ahrens count_block_cb, &zcb, NULL); 35895cabbc6bSPrashanth Sreenivasa 35903b2aab18SMatthew Ahrens if (spa_version(spa) >= SPA_VERSION_DEADLISTS) { 35913b2aab18SMatthew Ahrens (void) bpobj_iterate_nofree(&spa->spa_dsl_pool->dp_free_bpobj, 35923b2aab18SMatthew Ahrens count_block_cb, &zcb, NULL); 35933b2aab18SMatthew Ahrens } 35945cabbc6bSPrashanth Sreenivasa 35955cabbc6bSPrashanth Sreenivasa zdb_claim_removing(spa, &zcb); 35965cabbc6bSPrashanth Sreenivasa 35972acef22dSMatthew Ahrens if (spa_feature_is_active(spa, SPA_FEATURE_ASYNC_DESTROY)) { 3598b420f3adSRichard Lowe VERIFY3U(0, ==, bptree_iterate(spa->spa_meta_objset, 3599ad135b5dSChristopher Siden spa->spa_dsl_pool->dp_bptree_obj, B_FALSE, count_block_cb, 3600ad135b5dSChristopher Siden &zcb, NULL)); 3601ad135b5dSChristopher Siden } 3602fa9e4066Sahrens 3603bbfd46c4SJeff Bonwick if (dump_opt['c'] > 1) 3604bbfd46c4SJeff Bonwick flags |= TRAVERSE_PREFETCH_DATA; 3605bbfd46c4SJeff Bonwick 3606490d05b9SMatthew Ahrens zcb.zcb_totalasize = metaslab_class_get_alloc(spa_normal_class(spa)); 3607490d05b9SMatthew Ahrens zcb.zcb_start = zcb.zcb_lastprint = gethrtime(); 3608bbfd46c4SJeff Bonwick zcb.zcb_haderrors |= traverse_pool(spa, 0, flags, zdb_blkptr_cb, &zcb); 3609fa9e4066Sahrens 361031d7e8faSGeorge Wilson /* 361131d7e8faSGeorge Wilson * If we've traversed the data blocks then we need to wait for those 361231d7e8faSGeorge Wilson * I/Os to complete. We leverage "The Godfather" zio to wait on 361331d7e8faSGeorge Wilson * all async I/Os to complete. 361431d7e8faSGeorge Wilson */ 361531d7e8faSGeorge Wilson if (dump_opt['c']) { 36166f834bc1SMatthew Ahrens for (int i = 0; i < max_ncpus; i++) { 36176f834bc1SMatthew Ahrens (void) zio_wait(spa->spa_async_zio_root[i]); 36186f834bc1SMatthew Ahrens spa->spa_async_zio_root[i] = zio_root(spa, NULL, NULL, 36196f834bc1SMatthew Ahrens ZIO_FLAG_CANFAIL | ZIO_FLAG_SPECULATIVE | 36206f834bc1SMatthew Ahrens ZIO_FLAG_GODFATHER); 36216f834bc1SMatthew Ahrens } 362231d7e8faSGeorge Wilson } 362331d7e8faSGeorge Wilson 3624b24ab676SJeff Bonwick if (zcb.zcb_haderrors) { 3625fa9e4066Sahrens (void) printf("\nError counts:\n\n"); 3626fa9e4066Sahrens (void) printf("\t%5s %s\n", "errno", "count"); 3627b24ab676SJeff Bonwick for (int e = 0; e < 256; e++) { 3628fa9e4066Sahrens if (zcb.zcb_errors[e] != 0) { 3629fa9e4066Sahrens (void) printf("\t%5d %llu\n", 3630fa9e4066Sahrens e, (u_longlong_t)zcb.zcb_errors[e]); 3631fa9e4066Sahrens } 3632fa9e4066Sahrens } 3633fa9e4066Sahrens } 3634fa9e4066Sahrens 3635fa9e4066Sahrens /* 3636fa9e4066Sahrens * Report any leaked segments. 3637fa9e4066Sahrens */ 36385cabbc6bSPrashanth Sreenivasa leaks |= zdb_leak_fini(spa, &zcb); 3639fa9e4066Sahrens 3640b24ab676SJeff Bonwick tzb = &zcb.zcb_type[ZB_TOTAL][ZDB_OT_TOTAL]; 36418654d025Sperrin 3642b24ab676SJeff Bonwick norm_alloc = metaslab_class_get_alloc(spa_normal_class(spa)); 3643b24ab676SJeff Bonwick norm_space = metaslab_class_get_space(spa_normal_class(spa)); 36448654d025Sperrin 3645b24ab676SJeff Bonwick total_alloc = norm_alloc + metaslab_class_get_alloc(spa_log_class(spa)); 36465cabbc6bSPrashanth Sreenivasa total_found = tzb->zb_asize - zcb.zcb_dedup_asize + 364786714001SSerapheim Dimitropoulos zcb.zcb_removing_size + zcb.zcb_checkpoint_size; 3648fa9e4066Sahrens 3649b24ab676SJeff Bonwick if (total_found == total_alloc) { 365082a0a985SVictor Latushkin if (!dump_opt['L']) 365182a0a985SVictor Latushkin (void) printf("\n\tNo leaks (block sum matches space" 365282a0a985SVictor Latushkin " maps exactly)\n"); 3653fa9e4066Sahrens } else { 3654fa9e4066Sahrens (void) printf("block traversal size %llu != alloc %llu " 365582a0a985SVictor Latushkin "(%s %lld)\n", 3656b24ab676SJeff Bonwick (u_longlong_t)total_found, 3657b24ab676SJeff Bonwick (u_longlong_t)total_alloc, 365882a0a985SVictor Latushkin (dump_opt['L']) ? "unreachable" : "leaked", 3659b24ab676SJeff Bonwick (longlong_t)(total_alloc - total_found)); 36605d7b4d43SMatthew Ahrens leaks = B_TRUE; 3661fa9e4066Sahrens } 3662fa9e4066Sahrens 3663fa9e4066Sahrens if (tzb->zb_count == 0) 3664fa9e4066Sahrens return (2); 3665fa9e4066Sahrens 3666fa9e4066Sahrens (void) printf("\n"); 3667fa9e4066Sahrens (void) printf("\tbp count: %10llu\n", 3668fa9e4066Sahrens (u_longlong_t)tzb->zb_count); 3669d5ee8a13SMatthew Ahrens (void) printf("\tganged count: %10llu\n", 3670d5ee8a13SMatthew Ahrens (longlong_t)tzb->zb_gangs); 3671b24ab676SJeff Bonwick (void) printf("\tbp logical: %10llu avg: %6llu\n", 3672fa9e4066Sahrens (u_longlong_t)tzb->zb_lsize, 3673fa9e4066Sahrens (u_longlong_t)(tzb->zb_lsize / tzb->zb_count)); 3674b24ab676SJeff Bonwick (void) printf("\tbp physical: %10llu avg:" 3675b24ab676SJeff Bonwick " %6llu compression: %6.2f\n", 3676fa9e4066Sahrens (u_longlong_t)tzb->zb_psize, 3677fa9e4066Sahrens (u_longlong_t)(tzb->zb_psize / tzb->zb_count), 3678fa9e4066Sahrens (double)tzb->zb_lsize / tzb->zb_psize); 3679b24ab676SJeff Bonwick (void) printf("\tbp allocated: %10llu avg:" 3680b24ab676SJeff Bonwick " %6llu compression: %6.2f\n", 3681fa9e4066Sahrens (u_longlong_t)tzb->zb_asize, 3682fa9e4066Sahrens (u_longlong_t)(tzb->zb_asize / tzb->zb_count), 3683fa9e4066Sahrens (double)tzb->zb_lsize / tzb->zb_asize); 3684b24ab676SJeff Bonwick (void) printf("\tbp deduped: %10llu ref>1:" 3685b24ab676SJeff Bonwick " %6llu deduplication: %6.2f\n", 3686b24ab676SJeff Bonwick (u_longlong_t)zcb.zcb_dedup_asize, 3687b24ab676SJeff Bonwick (u_longlong_t)zcb.zcb_dedup_blocks, 3688b24ab676SJeff Bonwick (double)zcb.zcb_dedup_asize / tzb->zb_asize + 1.0); 3689b24ab676SJeff Bonwick (void) printf("\tSPA allocated: %10llu used: %5.2f%%\n", 3690b24ab676SJeff Bonwick (u_longlong_t)norm_alloc, 100.0 * norm_alloc / norm_space); 3691fa9e4066Sahrens 36925d7b4d43SMatthew Ahrens for (bp_embedded_type_t i = 0; i < NUM_BP_EMBEDDED_TYPES; i++) { 36935d7b4d43SMatthew Ahrens if (zcb.zcb_embedded_blocks[i] == 0) 36945d7b4d43SMatthew Ahrens continue; 36955d7b4d43SMatthew Ahrens (void) printf("\n"); 36965d7b4d43SMatthew Ahrens (void) printf("\tadditional, non-pointer bps of type %u: " 36975d7b4d43SMatthew Ahrens "%10llu\n", 36985d7b4d43SMatthew Ahrens i, (u_longlong_t)zcb.zcb_embedded_blocks[i]); 36995d7b4d43SMatthew Ahrens 37005d7b4d43SMatthew Ahrens if (dump_opt['b'] >= 3) { 37015d7b4d43SMatthew Ahrens (void) printf("\t number of (compressed) bytes: " 37025d7b4d43SMatthew Ahrens "number of bps\n"); 37035d7b4d43SMatthew Ahrens dump_histogram(zcb.zcb_embedded_histogram[i], 37045d7b4d43SMatthew Ahrens sizeof (zcb.zcb_embedded_histogram[i]) / 37055d7b4d43SMatthew Ahrens sizeof (zcb.zcb_embedded_histogram[i][0]), 0); 37065d7b4d43SMatthew Ahrens } 37075d7b4d43SMatthew Ahrens } 37085d7b4d43SMatthew Ahrens 3709d5ee8a13SMatthew Ahrens if (tzb->zb_ditto_samevdev != 0) { 3710d5ee8a13SMatthew Ahrens (void) printf("\tDittoed blocks on same vdev: %llu\n", 3711d5ee8a13SMatthew Ahrens (longlong_t)tzb->zb_ditto_samevdev); 3712d5ee8a13SMatthew Ahrens } 3713d5ee8a13SMatthew Ahrens 37145cabbc6bSPrashanth Sreenivasa for (uint64_t v = 0; v < spa->spa_root_vdev->vdev_children; v++) { 37155cabbc6bSPrashanth Sreenivasa vdev_t *vd = spa->spa_root_vdev->vdev_child[v]; 37165cabbc6bSPrashanth Sreenivasa vdev_indirect_mapping_t *vim = vd->vdev_indirect_mapping; 37175cabbc6bSPrashanth Sreenivasa 37185cabbc6bSPrashanth Sreenivasa if (vim == NULL) { 37195cabbc6bSPrashanth Sreenivasa continue; 37205cabbc6bSPrashanth Sreenivasa } 37215cabbc6bSPrashanth Sreenivasa 37225cabbc6bSPrashanth Sreenivasa char mem[32]; 37235cabbc6bSPrashanth Sreenivasa zdb_nicenum(vdev_indirect_mapping_num_entries(vim), 37245cabbc6bSPrashanth Sreenivasa mem, vdev_indirect_mapping_size(vim)); 37255cabbc6bSPrashanth Sreenivasa 37265cabbc6bSPrashanth Sreenivasa (void) printf("\tindirect vdev id %llu has %llu segments " 37275cabbc6bSPrashanth Sreenivasa "(%s in memory)\n", 37285cabbc6bSPrashanth Sreenivasa (longlong_t)vd->vdev_id, 37295cabbc6bSPrashanth Sreenivasa (longlong_t)vdev_indirect_mapping_num_entries(vim), mem); 37305cabbc6bSPrashanth Sreenivasa } 37315cabbc6bSPrashanth Sreenivasa 3732fa9e4066Sahrens if (dump_opt['b'] >= 2) { 3733fa9e4066Sahrens int l, t, level; 3734fa9e4066Sahrens (void) printf("\nBlocks\tLSIZE\tPSIZE\tASIZE" 3735fa9e4066Sahrens "\t avg\t comp\t%%Total\tType\n"); 3736fa9e4066Sahrens 3737b24ab676SJeff Bonwick for (t = 0; t <= ZDB_OT_TOTAL; t++) { 37383f9d6ad7SLin Ling char csize[32], lsize[32], psize[32], asize[32]; 3739d5ee8a13SMatthew Ahrens char avg[32], gang[32]; 37403f7978d0SAlan Somers const char *typename; 3741fa9e4066Sahrens 37420a055120SJason King /* make sure nicenum has enough space */ 37430a055120SJason King CTASSERT(sizeof (csize) >= NN_NUMBUF_SZ); 37440a055120SJason King CTASSERT(sizeof (lsize) >= NN_NUMBUF_SZ); 37450a055120SJason King CTASSERT(sizeof (psize) >= NN_NUMBUF_SZ); 37460a055120SJason King CTASSERT(sizeof (asize) >= NN_NUMBUF_SZ); 37470a055120SJason King CTASSERT(sizeof (avg) >= NN_NUMBUF_SZ); 37480a055120SJason King CTASSERT(sizeof (gang) >= NN_NUMBUF_SZ); 37490a055120SJason King 3750b24ab676SJeff Bonwick if (t < DMU_OT_NUMTYPES) 3751b24ab676SJeff Bonwick typename = dmu_ot[t].ot_name; 3752b24ab676SJeff Bonwick else 3753b24ab676SJeff Bonwick typename = zdb_ot_extname[t - DMU_OT_NUMTYPES]; 3754fa9e4066Sahrens 3755fa9e4066Sahrens if (zcb.zcb_type[ZB_TOTAL][t].zb_asize == 0) { 3756fa9e4066Sahrens (void) printf("%6s\t%5s\t%5s\t%5s" 3757fa9e4066Sahrens "\t%5s\t%5s\t%6s\t%s\n", 3758fa9e4066Sahrens "-", 3759fa9e4066Sahrens "-", 3760fa9e4066Sahrens "-", 3761fa9e4066Sahrens "-", 3762fa9e4066Sahrens "-", 3763fa9e4066Sahrens "-", 3764fa9e4066Sahrens "-", 3765fa9e4066Sahrens typename); 3766fa9e4066Sahrens continue; 3767fa9e4066Sahrens } 3768fa9e4066Sahrens 3769fa9e4066Sahrens for (l = ZB_TOTAL - 1; l >= -1; l--) { 3770fa9e4066Sahrens level = (l == -1 ? ZB_TOTAL : l); 3771fa9e4066Sahrens zb = &zcb.zcb_type[level][t]; 3772fa9e4066Sahrens 3773fa9e4066Sahrens if (zb->zb_asize == 0) 3774fa9e4066Sahrens continue; 3775fa9e4066Sahrens 3776fa9e4066Sahrens if (dump_opt['b'] < 3 && level != ZB_TOTAL) 3777fa9e4066Sahrens continue; 3778fa9e4066Sahrens 3779fa9e4066Sahrens if (level == 0 && zb->zb_asize == 3780fa9e4066Sahrens zcb.zcb_type[ZB_TOTAL][t].zb_asize) 3781fa9e4066Sahrens continue; 3782fa9e4066Sahrens 37830a055120SJason King zdb_nicenum(zb->zb_count, csize, 37840a055120SJason King sizeof (csize)); 37850a055120SJason King zdb_nicenum(zb->zb_lsize, lsize, 37860a055120SJason King sizeof (lsize)); 37870a055120SJason King zdb_nicenum(zb->zb_psize, psize, 37880a055120SJason King sizeof (psize)); 37890a055120SJason King zdb_nicenum(zb->zb_asize, asize, 37900a055120SJason King sizeof (asize)); 37910a055120SJason King zdb_nicenum(zb->zb_asize / zb->zb_count, avg, 37920a055120SJason King sizeof (avg)); 37930a055120SJason King zdb_nicenum(zb->zb_gangs, gang, sizeof (gang)); 3794fa9e4066Sahrens 3795fa9e4066Sahrens (void) printf("%6s\t%5s\t%5s\t%5s\t%5s" 3796fa9e4066Sahrens "\t%5.2f\t%6.2f\t", 3797fa9e4066Sahrens csize, lsize, psize, asize, avg, 3798fa9e4066Sahrens (double)zb->zb_lsize / zb->zb_psize, 3799fa9e4066Sahrens 100.0 * zb->zb_asize / tzb->zb_asize); 3800fa9e4066Sahrens 3801fa9e4066Sahrens if (level == ZB_TOTAL) 3802fa9e4066Sahrens (void) printf("%s\n", typename); 3803fa9e4066Sahrens else 3804fa9e4066Sahrens (void) printf(" L%d %s\n", 3805fa9e4066Sahrens level, typename); 3806490d05b9SMatthew Ahrens 3807d5ee8a13SMatthew Ahrens if (dump_opt['b'] >= 3 && zb->zb_gangs > 0) { 3808d5ee8a13SMatthew Ahrens (void) printf("\t number of ganged " 3809d5ee8a13SMatthew Ahrens "blocks: %s\n", gang); 3810d5ee8a13SMatthew Ahrens } 3811d5ee8a13SMatthew Ahrens 3812490d05b9SMatthew Ahrens if (dump_opt['b'] >= 4) { 3813490d05b9SMatthew Ahrens (void) printf("psize " 3814490d05b9SMatthew Ahrens "(in 512-byte sectors): " 3815490d05b9SMatthew Ahrens "number of blocks\n"); 3816490d05b9SMatthew Ahrens dump_histogram(zb->zb_psize_histogram, 38170713e232SGeorge Wilson PSIZE_HISTO_SIZE, 0); 3818490d05b9SMatthew Ahrens } 3819fa9e4066Sahrens } 3820fa9e4066Sahrens } 3821fa9e4066Sahrens } 3822fa9e4066Sahrens 3823fa9e4066Sahrens (void) printf("\n"); 3824fa9e4066Sahrens 3825fa9e4066Sahrens if (leaks) 3826fa9e4066Sahrens return (2); 3827fa9e4066Sahrens 3828fa9e4066Sahrens if (zcb.zcb_haderrors) 3829fa9e4066Sahrens return (3); 3830fa9e4066Sahrens 3831fa9e4066Sahrens return (0); 3832fa9e4066Sahrens } 3833fa9e4066Sahrens 3834b24ab676SJeff Bonwick typedef struct zdb_ddt_entry { 3835b24ab676SJeff Bonwick ddt_key_t zdde_key; 3836b24ab676SJeff Bonwick uint64_t zdde_ref_blocks; 3837b24ab676SJeff Bonwick uint64_t zdde_ref_lsize; 3838b24ab676SJeff Bonwick uint64_t zdde_ref_psize; 3839b24ab676SJeff Bonwick uint64_t zdde_ref_dsize; 3840b24ab676SJeff Bonwick avl_node_t zdde_node; 3841b24ab676SJeff Bonwick } zdb_ddt_entry_t; 3842b24ab676SJeff Bonwick 3843b24ab676SJeff Bonwick /* ARGSUSED */ 3844b24ab676SJeff Bonwick static int 3845b24ab676SJeff Bonwick zdb_ddt_add_cb(spa_t *spa, zilog_t *zilog, const blkptr_t *bp, 38467802d7bfSMatthew Ahrens const zbookmark_phys_t *zb, const dnode_phys_t *dnp, void *arg) 3847b24ab676SJeff Bonwick { 3848b24ab676SJeff Bonwick avl_tree_t *t = arg; 3849b24ab676SJeff Bonwick avl_index_t where; 3850b24ab676SJeff Bonwick zdb_ddt_entry_t *zdde, zdde_search; 3851b24ab676SJeff Bonwick 3852a2cdcdd2SPaul Dagnelie if (bp == NULL || BP_IS_HOLE(bp) || BP_IS_EMBEDDED(bp)) 3853b24ab676SJeff Bonwick return (0); 3854b24ab676SJeff Bonwick 3855b24ab676SJeff Bonwick if (dump_opt['S'] > 1 && zb->zb_level == ZB_ROOT_LEVEL) { 3856b24ab676SJeff Bonwick (void) printf("traversing objset %llu, %llu objects, " 3857b24ab676SJeff Bonwick "%lu blocks so far\n", 3858b24ab676SJeff Bonwick (u_longlong_t)zb->zb_objset, 38595d7b4d43SMatthew Ahrens (u_longlong_t)BP_GET_FILL(bp), 3860b24ab676SJeff Bonwick avl_numnodes(t)); 3861b24ab676SJeff Bonwick } 3862b24ab676SJeff Bonwick 3863bbfd46c4SJeff Bonwick if (BP_IS_HOLE(bp) || BP_GET_CHECKSUM(bp) == ZIO_CHECKSUM_OFF || 3864ad135b5dSChristopher Siden BP_GET_LEVEL(bp) > 0 || DMU_OT_IS_METADATA(BP_GET_TYPE(bp))) 3865b24ab676SJeff Bonwick return (0); 3866b24ab676SJeff Bonwick 3867b24ab676SJeff Bonwick ddt_key_fill(&zdde_search.zdde_key, bp); 3868b24ab676SJeff Bonwick 3869b24ab676SJeff Bonwick zdde = avl_find(t, &zdde_search, &where); 3870b24ab676SJeff Bonwick 3871b24ab676SJeff Bonwick if (zdde == NULL) { 3872b24ab676SJeff Bonwick zdde = umem_zalloc(sizeof (*zdde), UMEM_NOFAIL); 3873b24ab676SJeff Bonwick zdde->zdde_key = zdde_search.zdde_key; 3874b24ab676SJeff Bonwick avl_insert(t, zdde, where); 3875b24ab676SJeff Bonwick } 3876b24ab676SJeff Bonwick 3877b24ab676SJeff Bonwick zdde->zdde_ref_blocks += 1; 3878b24ab676SJeff Bonwick zdde->zdde_ref_lsize += BP_GET_LSIZE(bp); 3879b24ab676SJeff Bonwick zdde->zdde_ref_psize += BP_GET_PSIZE(bp); 3880b24ab676SJeff Bonwick zdde->zdde_ref_dsize += bp_get_dsize_sync(spa, bp); 3881b24ab676SJeff Bonwick 3882b24ab676SJeff Bonwick return (0); 3883b24ab676SJeff Bonwick } 3884b24ab676SJeff Bonwick 3885b24ab676SJeff Bonwick static void 3886b24ab676SJeff Bonwick dump_simulated_ddt(spa_t *spa) 3887b24ab676SJeff Bonwick { 3888b24ab676SJeff Bonwick avl_tree_t t; 3889b24ab676SJeff Bonwick void *cookie = NULL; 3890b24ab676SJeff Bonwick zdb_ddt_entry_t *zdde; 38913f7978d0SAlan Somers ddt_histogram_t ddh_total; 38923f7978d0SAlan Somers ddt_stat_t dds_total; 3893b24ab676SJeff Bonwick 38943f7978d0SAlan Somers bzero(&ddh_total, sizeof (ddh_total)); 38953f7978d0SAlan Somers bzero(&dds_total, sizeof (dds_total)); 3896b24ab676SJeff Bonwick avl_create(&t, ddt_entry_compare, 3897b24ab676SJeff Bonwick sizeof (zdb_ddt_entry_t), offsetof(zdb_ddt_entry_t, zdde_node)); 3898b24ab676SJeff Bonwick 3899b24ab676SJeff Bonwick spa_config_enter(spa, SCL_CONFIG, FTAG, RW_READER); 3900b24ab676SJeff Bonwick 3901bbfd46c4SJeff Bonwick (void) traverse_pool(spa, 0, TRAVERSE_PRE | TRAVERSE_PREFETCH_METADATA, 3902bbfd46c4SJeff Bonwick zdb_ddt_add_cb, &t); 3903b24ab676SJeff Bonwick 3904b24ab676SJeff Bonwick spa_config_exit(spa, SCL_CONFIG, FTAG); 3905b24ab676SJeff Bonwick 3906b24ab676SJeff Bonwick while ((zdde = avl_destroy_nodes(&t, &cookie)) != NULL) { 3907b24ab676SJeff Bonwick ddt_stat_t dds; 3908b24ab676SJeff Bonwick uint64_t refcnt = zdde->zdde_ref_blocks; 3909b24ab676SJeff Bonwick ASSERT(refcnt != 0); 3910b24ab676SJeff Bonwick 3911b24ab676SJeff Bonwick dds.dds_blocks = zdde->zdde_ref_blocks / refcnt; 3912b24ab676SJeff Bonwick dds.dds_lsize = zdde->zdde_ref_lsize / refcnt; 3913b24ab676SJeff Bonwick dds.dds_psize = zdde->zdde_ref_psize / refcnt; 3914b24ab676SJeff Bonwick dds.dds_dsize = zdde->zdde_ref_dsize / refcnt; 3915b24ab676SJeff Bonwick 3916b24ab676SJeff Bonwick dds.dds_ref_blocks = zdde->zdde_ref_blocks; 3917b24ab676SJeff Bonwick dds.dds_ref_lsize = zdde->zdde_ref_lsize; 3918b24ab676SJeff Bonwick dds.dds_ref_psize = zdde->zdde_ref_psize; 3919b24ab676SJeff Bonwick dds.dds_ref_dsize = zdde->zdde_ref_dsize; 3920b24ab676SJeff Bonwick 3921bf16b11eSMatthew Ahrens ddt_stat_add(&ddh_total.ddh_stat[highbit64(refcnt) - 1], 3922bf16b11eSMatthew Ahrens &dds, 0); 3923b24ab676SJeff Bonwick 3924b24ab676SJeff Bonwick umem_free(zdde, sizeof (*zdde)); 3925b24ab676SJeff Bonwick } 3926b24ab676SJeff Bonwick 3927b24ab676SJeff Bonwick avl_destroy(&t); 3928b24ab676SJeff Bonwick 3929b24ab676SJeff Bonwick ddt_histogram_stat(&dds_total, &ddh_total); 3930b24ab676SJeff Bonwick 3931b24ab676SJeff Bonwick (void) printf("Simulated DDT histogram:\n"); 3932b24ab676SJeff Bonwick 39339eb19f4dSGeorge Wilson zpool_dump_ddt(&dds_total, &ddh_total); 3934b24ab676SJeff Bonwick 3935b24ab676SJeff Bonwick dump_dedup_ratio(&dds_total); 3936b24ab676SJeff Bonwick } 3937b24ab676SJeff Bonwick 39385cabbc6bSPrashanth Sreenivasa static int 39395cabbc6bSPrashanth Sreenivasa verify_device_removal_feature_counts(spa_t *spa) 39405cabbc6bSPrashanth Sreenivasa { 39415cabbc6bSPrashanth Sreenivasa uint64_t dr_feature_refcount = 0; 39425cabbc6bSPrashanth Sreenivasa uint64_t oc_feature_refcount = 0; 39435cabbc6bSPrashanth Sreenivasa uint64_t indirect_vdev_count = 0; 39445cabbc6bSPrashanth Sreenivasa uint64_t precise_vdev_count = 0; 39455cabbc6bSPrashanth Sreenivasa uint64_t obsolete_counts_object_count = 0; 39465cabbc6bSPrashanth Sreenivasa uint64_t obsolete_sm_count = 0; 39475cabbc6bSPrashanth Sreenivasa uint64_t obsolete_counts_count = 0; 39485cabbc6bSPrashanth Sreenivasa uint64_t scip_count = 0; 39495cabbc6bSPrashanth Sreenivasa uint64_t obsolete_bpobj_count = 0; 39505cabbc6bSPrashanth Sreenivasa int ret = 0; 39515cabbc6bSPrashanth Sreenivasa 39525cabbc6bSPrashanth Sreenivasa spa_condensing_indirect_phys_t *scip = 39535cabbc6bSPrashanth Sreenivasa &spa->spa_condensing_indirect_phys; 39545cabbc6bSPrashanth Sreenivasa if (scip->scip_next_mapping_object != 0) { 39555cabbc6bSPrashanth Sreenivasa vdev_t *vd = spa->spa_root_vdev->vdev_child[scip->scip_vdev]; 39565cabbc6bSPrashanth Sreenivasa ASSERT(scip->scip_prev_obsolete_sm_object != 0); 39575cabbc6bSPrashanth Sreenivasa ASSERT3P(vd->vdev_ops, ==, &vdev_indirect_ops); 39585cabbc6bSPrashanth Sreenivasa 39595cabbc6bSPrashanth Sreenivasa (void) printf("Condensing indirect vdev %llu: new mapping " 39605cabbc6bSPrashanth Sreenivasa "object %llu, prev obsolete sm %llu\n", 39615cabbc6bSPrashanth Sreenivasa (u_longlong_t)scip->scip_vdev, 39625cabbc6bSPrashanth Sreenivasa (u_longlong_t)scip->scip_next_mapping_object, 39635cabbc6bSPrashanth Sreenivasa (u_longlong_t)scip->scip_prev_obsolete_sm_object); 39645cabbc6bSPrashanth Sreenivasa if (scip->scip_prev_obsolete_sm_object != 0) { 39655cabbc6bSPrashanth Sreenivasa space_map_t *prev_obsolete_sm = NULL; 39665cabbc6bSPrashanth Sreenivasa VERIFY0(space_map_open(&prev_obsolete_sm, 39675cabbc6bSPrashanth Sreenivasa spa->spa_meta_objset, 39685cabbc6bSPrashanth Sreenivasa scip->scip_prev_obsolete_sm_object, 39695cabbc6bSPrashanth Sreenivasa 0, vd->vdev_asize, 0)); 39705cabbc6bSPrashanth Sreenivasa space_map_update(prev_obsolete_sm); 39715cabbc6bSPrashanth Sreenivasa dump_spacemap(spa->spa_meta_objset, prev_obsolete_sm); 39725cabbc6bSPrashanth Sreenivasa (void) printf("\n"); 39735cabbc6bSPrashanth Sreenivasa space_map_close(prev_obsolete_sm); 39745cabbc6bSPrashanth Sreenivasa } 39755cabbc6bSPrashanth Sreenivasa 39765cabbc6bSPrashanth Sreenivasa scip_count += 2; 39775cabbc6bSPrashanth Sreenivasa } 39785cabbc6bSPrashanth Sreenivasa 39795cabbc6bSPrashanth Sreenivasa for (uint64_t i = 0; i < spa->spa_root_vdev->vdev_children; i++) { 39805cabbc6bSPrashanth Sreenivasa vdev_t *vd = spa->spa_root_vdev->vdev_child[i]; 39815cabbc6bSPrashanth Sreenivasa vdev_indirect_config_t *vic = &vd->vdev_indirect_config; 39825cabbc6bSPrashanth Sreenivasa 39835cabbc6bSPrashanth Sreenivasa if (vic->vic_mapping_object != 0) { 39845cabbc6bSPrashanth Sreenivasa ASSERT(vd->vdev_ops == &vdev_indirect_ops || 39855cabbc6bSPrashanth Sreenivasa vd->vdev_removing); 39865cabbc6bSPrashanth Sreenivasa indirect_vdev_count++; 39875cabbc6bSPrashanth Sreenivasa 39885cabbc6bSPrashanth Sreenivasa if (vd->vdev_indirect_mapping->vim_havecounts) { 39895cabbc6bSPrashanth Sreenivasa obsolete_counts_count++; 39905cabbc6bSPrashanth Sreenivasa } 39915cabbc6bSPrashanth Sreenivasa } 39925cabbc6bSPrashanth Sreenivasa if (vdev_obsolete_counts_are_precise(vd)) { 39935cabbc6bSPrashanth Sreenivasa ASSERT(vic->vic_mapping_object != 0); 39945cabbc6bSPrashanth Sreenivasa precise_vdev_count++; 39955cabbc6bSPrashanth Sreenivasa } 39965cabbc6bSPrashanth Sreenivasa if (vdev_obsolete_sm_object(vd) != 0) { 39975cabbc6bSPrashanth Sreenivasa ASSERT(vic->vic_mapping_object != 0); 39985cabbc6bSPrashanth Sreenivasa obsolete_sm_count++; 39995cabbc6bSPrashanth Sreenivasa } 40005cabbc6bSPrashanth Sreenivasa } 40015cabbc6bSPrashanth Sreenivasa 40025cabbc6bSPrashanth Sreenivasa (void) feature_get_refcount(spa, 40035cabbc6bSPrashanth Sreenivasa &spa_feature_table[SPA_FEATURE_DEVICE_REMOVAL], 40045cabbc6bSPrashanth Sreenivasa &dr_feature_refcount); 40055cabbc6bSPrashanth Sreenivasa (void) feature_get_refcount(spa, 40065cabbc6bSPrashanth Sreenivasa &spa_feature_table[SPA_FEATURE_OBSOLETE_COUNTS], 40075cabbc6bSPrashanth Sreenivasa &oc_feature_refcount); 40085cabbc6bSPrashanth Sreenivasa 40095cabbc6bSPrashanth Sreenivasa if (dr_feature_refcount != indirect_vdev_count) { 40105cabbc6bSPrashanth Sreenivasa ret = 1; 40115cabbc6bSPrashanth Sreenivasa (void) printf("Number of indirect vdevs (%llu) " \ 40125cabbc6bSPrashanth Sreenivasa "does not match feature count (%llu)\n", 40135cabbc6bSPrashanth Sreenivasa (u_longlong_t)indirect_vdev_count, 40145cabbc6bSPrashanth Sreenivasa (u_longlong_t)dr_feature_refcount); 40155cabbc6bSPrashanth Sreenivasa } else { 40165cabbc6bSPrashanth Sreenivasa (void) printf("Verified device_removal feature refcount " \ 40175cabbc6bSPrashanth Sreenivasa "of %llu is correct\n", 40185cabbc6bSPrashanth Sreenivasa (u_longlong_t)dr_feature_refcount); 40195cabbc6bSPrashanth Sreenivasa } 40205cabbc6bSPrashanth Sreenivasa 40215cabbc6bSPrashanth Sreenivasa if (zap_contains(spa_meta_objset(spa), DMU_POOL_DIRECTORY_OBJECT, 40225cabbc6bSPrashanth Sreenivasa DMU_POOL_OBSOLETE_BPOBJ) == 0) { 40235cabbc6bSPrashanth Sreenivasa obsolete_bpobj_count++; 40245cabbc6bSPrashanth Sreenivasa } 40255cabbc6bSPrashanth Sreenivasa 40265cabbc6bSPrashanth Sreenivasa 40275cabbc6bSPrashanth Sreenivasa obsolete_counts_object_count = precise_vdev_count; 40285cabbc6bSPrashanth Sreenivasa obsolete_counts_object_count += obsolete_sm_count; 40295cabbc6bSPrashanth Sreenivasa obsolete_counts_object_count += obsolete_counts_count; 40305cabbc6bSPrashanth Sreenivasa obsolete_counts_object_count += scip_count; 40315cabbc6bSPrashanth Sreenivasa obsolete_counts_object_count += obsolete_bpobj_count; 40325cabbc6bSPrashanth Sreenivasa obsolete_counts_object_count += remap_deadlist_count; 40335cabbc6bSPrashanth Sreenivasa 40345cabbc6bSPrashanth Sreenivasa if (oc_feature_refcount != obsolete_counts_object_count) { 40355cabbc6bSPrashanth Sreenivasa ret = 1; 40365cabbc6bSPrashanth Sreenivasa (void) printf("Number of obsolete counts objects (%llu) " \ 40375cabbc6bSPrashanth Sreenivasa "does not match feature count (%llu)\n", 40385cabbc6bSPrashanth Sreenivasa (u_longlong_t)obsolete_counts_object_count, 40395cabbc6bSPrashanth Sreenivasa (u_longlong_t)oc_feature_refcount); 40405cabbc6bSPrashanth Sreenivasa (void) printf("pv:%llu os:%llu oc:%llu sc:%llu " 40415cabbc6bSPrashanth Sreenivasa "ob:%llu rd:%llu\n", 40425cabbc6bSPrashanth Sreenivasa (u_longlong_t)precise_vdev_count, 40435cabbc6bSPrashanth Sreenivasa (u_longlong_t)obsolete_sm_count, 40445cabbc6bSPrashanth Sreenivasa (u_longlong_t)obsolete_counts_count, 40455cabbc6bSPrashanth Sreenivasa (u_longlong_t)scip_count, 40465cabbc6bSPrashanth Sreenivasa (u_longlong_t)obsolete_bpobj_count, 40475cabbc6bSPrashanth Sreenivasa (u_longlong_t)remap_deadlist_count); 40485cabbc6bSPrashanth Sreenivasa } else { 40495cabbc6bSPrashanth Sreenivasa (void) printf("Verified indirect_refcount feature refcount " \ 40505cabbc6bSPrashanth Sreenivasa "of %llu is correct\n", 40515cabbc6bSPrashanth Sreenivasa (u_longlong_t)oc_feature_refcount); 40525cabbc6bSPrashanth Sreenivasa } 40535cabbc6bSPrashanth Sreenivasa return (ret); 40545cabbc6bSPrashanth Sreenivasa } 40555cabbc6bSPrashanth Sreenivasa 405686714001SSerapheim Dimitropoulos #define BOGUS_SUFFIX "_CHECKPOINTED_UNIVERSE" 405786714001SSerapheim Dimitropoulos /* 405886714001SSerapheim Dimitropoulos * Import the checkpointed state of the pool specified by the target 405986714001SSerapheim Dimitropoulos * parameter as readonly. The function also accepts a pool config 406086714001SSerapheim Dimitropoulos * as an optional parameter, else it attempts to infer the config by 406186714001SSerapheim Dimitropoulos * the name of the target pool. 406286714001SSerapheim Dimitropoulos * 406386714001SSerapheim Dimitropoulos * Note that the checkpointed state's pool name will be the name of 406486714001SSerapheim Dimitropoulos * the original pool with the above suffix appened to it. In addition, 406586714001SSerapheim Dimitropoulos * if the target is not a pool name (e.g. a path to a dataset) then 406686714001SSerapheim Dimitropoulos * the new_path parameter is populated with the updated path to 406786714001SSerapheim Dimitropoulos * reflect the fact that we are looking into the checkpointed state. 406886714001SSerapheim Dimitropoulos * 406986714001SSerapheim Dimitropoulos * The function returns a newly-allocated copy of the name of the 407086714001SSerapheim Dimitropoulos * pool containing the checkpointed state. When this copy is no 407186714001SSerapheim Dimitropoulos * longer needed it should be freed with free(3C). Same thing 407286714001SSerapheim Dimitropoulos * applies to the new_path parameter if allocated. 407386714001SSerapheim Dimitropoulos */ 407486714001SSerapheim Dimitropoulos static char * 407586714001SSerapheim Dimitropoulos import_checkpointed_state(char *target, nvlist_t *cfg, char **new_path) 407686714001SSerapheim Dimitropoulos { 407786714001SSerapheim Dimitropoulos int error = 0; 407886714001SSerapheim Dimitropoulos char *poolname, *bogus_name; 407986714001SSerapheim Dimitropoulos 408086714001SSerapheim Dimitropoulos /* If the target is not a pool, the extract the pool name */ 408186714001SSerapheim Dimitropoulos char *path_start = strchr(target, '/'); 408286714001SSerapheim Dimitropoulos if (path_start != NULL) { 408386714001SSerapheim Dimitropoulos size_t poolname_len = path_start - target; 408486714001SSerapheim Dimitropoulos poolname = strndup(target, poolname_len); 408586714001SSerapheim Dimitropoulos } else { 408686714001SSerapheim Dimitropoulos poolname = target; 408786714001SSerapheim Dimitropoulos } 408886714001SSerapheim Dimitropoulos 408986714001SSerapheim Dimitropoulos if (cfg == NULL) { 409086714001SSerapheim Dimitropoulos error = spa_get_stats(poolname, &cfg, NULL, 0); 409186714001SSerapheim Dimitropoulos if (error != 0) { 409286714001SSerapheim Dimitropoulos fatal("Tried to read config of pool \"%s\" but " 409386714001SSerapheim Dimitropoulos "spa_get_stats() failed with error %d\n", 409486714001SSerapheim Dimitropoulos poolname, error); 409586714001SSerapheim Dimitropoulos } 409686714001SSerapheim Dimitropoulos } 409786714001SSerapheim Dimitropoulos 409886714001SSerapheim Dimitropoulos (void) asprintf(&bogus_name, "%s%s", poolname, BOGUS_SUFFIX); 409986714001SSerapheim Dimitropoulos fnvlist_add_string(cfg, ZPOOL_CONFIG_POOL_NAME, bogus_name); 410086714001SSerapheim Dimitropoulos 410186714001SSerapheim Dimitropoulos error = spa_import(bogus_name, cfg, NULL, 410286714001SSerapheim Dimitropoulos ZFS_IMPORT_MISSING_LOG | ZFS_IMPORT_CHECKPOINT); 410386714001SSerapheim Dimitropoulos if (error != 0) { 410486714001SSerapheim Dimitropoulos fatal("Tried to import pool \"%s\" but spa_import() failed " 410586714001SSerapheim Dimitropoulos "with error %d\n", bogus_name, error); 410686714001SSerapheim Dimitropoulos } 410786714001SSerapheim Dimitropoulos 410886714001SSerapheim Dimitropoulos if (new_path != NULL && path_start != NULL) 410986714001SSerapheim Dimitropoulos (void) asprintf(new_path, "%s%s", bogus_name, path_start); 411086714001SSerapheim Dimitropoulos 411186714001SSerapheim Dimitropoulos if (target != poolname) 411286714001SSerapheim Dimitropoulos free(poolname); 411386714001SSerapheim Dimitropoulos 411486714001SSerapheim Dimitropoulos return (bogus_name); 411586714001SSerapheim Dimitropoulos } 411686714001SSerapheim Dimitropoulos 411786714001SSerapheim Dimitropoulos typedef struct verify_checkpoint_sm_entry_cb_arg { 411886714001SSerapheim Dimitropoulos vdev_t *vcsec_vd; 411986714001SSerapheim Dimitropoulos 412086714001SSerapheim Dimitropoulos /* the following fields are only used for printing progress */ 412186714001SSerapheim Dimitropoulos uint64_t vcsec_entryid; 412286714001SSerapheim Dimitropoulos uint64_t vcsec_num_entries; 412386714001SSerapheim Dimitropoulos } verify_checkpoint_sm_entry_cb_arg_t; 412486714001SSerapheim Dimitropoulos 412586714001SSerapheim Dimitropoulos #define ENTRIES_PER_PROGRESS_UPDATE 10000 412686714001SSerapheim Dimitropoulos 412786714001SSerapheim Dimitropoulos static int 412817f11284SSerapheim Dimitropoulos verify_checkpoint_sm_entry_cb(space_map_entry_t *sme, void *arg) 412986714001SSerapheim Dimitropoulos { 413086714001SSerapheim Dimitropoulos verify_checkpoint_sm_entry_cb_arg_t *vcsec = arg; 413186714001SSerapheim Dimitropoulos vdev_t *vd = vcsec->vcsec_vd; 413217f11284SSerapheim Dimitropoulos metaslab_t *ms = vd->vdev_ms[sme->sme_offset >> vd->vdev_ms_shift]; 413317f11284SSerapheim Dimitropoulos uint64_t end = sme->sme_offset + sme->sme_run; 413486714001SSerapheim Dimitropoulos 413517f11284SSerapheim Dimitropoulos ASSERT(sme->sme_type == SM_FREE); 413686714001SSerapheim Dimitropoulos 413786714001SSerapheim Dimitropoulos if ((vcsec->vcsec_entryid % ENTRIES_PER_PROGRESS_UPDATE) == 0) { 413886714001SSerapheim Dimitropoulos (void) fprintf(stderr, 413986714001SSerapheim Dimitropoulos "\rverifying vdev %llu, space map entry %llu of %llu ...", 414086714001SSerapheim Dimitropoulos (longlong_t)vd->vdev_id, 414186714001SSerapheim Dimitropoulos (longlong_t)vcsec->vcsec_entryid, 414286714001SSerapheim Dimitropoulos (longlong_t)vcsec->vcsec_num_entries); 414386714001SSerapheim Dimitropoulos } 414486714001SSerapheim Dimitropoulos vcsec->vcsec_entryid++; 414586714001SSerapheim Dimitropoulos 414686714001SSerapheim Dimitropoulos /* 414786714001SSerapheim Dimitropoulos * See comment in checkpoint_sm_exclude_entry_cb() 414886714001SSerapheim Dimitropoulos */ 414917f11284SSerapheim Dimitropoulos VERIFY3U(sme->sme_offset, >=, ms->ms_start); 415086714001SSerapheim Dimitropoulos VERIFY3U(end, <=, ms->ms_start + ms->ms_size); 415186714001SSerapheim Dimitropoulos 415286714001SSerapheim Dimitropoulos /* 415386714001SSerapheim Dimitropoulos * The entries in the vdev_checkpoint_sm should be marked as 415486714001SSerapheim Dimitropoulos * allocated in the checkpointed state of the pool, therefore 415586714001SSerapheim Dimitropoulos * their respective ms_allocateable trees should not contain them. 415686714001SSerapheim Dimitropoulos */ 415786714001SSerapheim Dimitropoulos mutex_enter(&ms->ms_lock); 415817f11284SSerapheim Dimitropoulos range_tree_verify(ms->ms_allocatable, sme->sme_offset, sme->sme_run); 415986714001SSerapheim Dimitropoulos mutex_exit(&ms->ms_lock); 416086714001SSerapheim Dimitropoulos 416186714001SSerapheim Dimitropoulos return (0); 416286714001SSerapheim Dimitropoulos } 416386714001SSerapheim Dimitropoulos 416486714001SSerapheim Dimitropoulos /* 416586714001SSerapheim Dimitropoulos * Verify that all segments in the vdev_checkpoint_sm are allocated 416686714001SSerapheim Dimitropoulos * according to the checkpoint's ms_sm (i.e. are not in the checkpoint's 416786714001SSerapheim Dimitropoulos * ms_allocatable). 416886714001SSerapheim Dimitropoulos * 416986714001SSerapheim Dimitropoulos * Do so by comparing the checkpoint space maps (vdev_checkpoint_sm) of 417086714001SSerapheim Dimitropoulos * each vdev in the current state of the pool to the metaslab space maps 417186714001SSerapheim Dimitropoulos * (ms_sm) of the checkpointed state of the pool. 417286714001SSerapheim Dimitropoulos * 417386714001SSerapheim Dimitropoulos * Note that the function changes the state of the ms_allocatable 417486714001SSerapheim Dimitropoulos * trees of the current spa_t. The entries of these ms_allocatable 417586714001SSerapheim Dimitropoulos * trees are cleared out and then repopulated from with the free 417686714001SSerapheim Dimitropoulos * entries of their respective ms_sm space maps. 417786714001SSerapheim Dimitropoulos */ 417886714001SSerapheim Dimitropoulos static void 417986714001SSerapheim Dimitropoulos verify_checkpoint_vdev_spacemaps(spa_t *checkpoint, spa_t *current) 418086714001SSerapheim Dimitropoulos { 418186714001SSerapheim Dimitropoulos vdev_t *ckpoint_rvd = checkpoint->spa_root_vdev; 418286714001SSerapheim Dimitropoulos vdev_t *current_rvd = current->spa_root_vdev; 418386714001SSerapheim Dimitropoulos 418486714001SSerapheim Dimitropoulos load_concrete_ms_allocatable_trees(checkpoint, SM_FREE); 418586714001SSerapheim Dimitropoulos 418686714001SSerapheim Dimitropoulos for (uint64_t c = 0; c < ckpoint_rvd->vdev_children; c++) { 418786714001SSerapheim Dimitropoulos vdev_t *ckpoint_vd = ckpoint_rvd->vdev_child[c]; 418886714001SSerapheim Dimitropoulos vdev_t *current_vd = current_rvd->vdev_child[c]; 418986714001SSerapheim Dimitropoulos 419086714001SSerapheim Dimitropoulos space_map_t *checkpoint_sm = NULL; 419186714001SSerapheim Dimitropoulos uint64_t checkpoint_sm_obj; 419286714001SSerapheim Dimitropoulos 419386714001SSerapheim Dimitropoulos if (ckpoint_vd->vdev_ops == &vdev_indirect_ops) { 419486714001SSerapheim Dimitropoulos /* 419586714001SSerapheim Dimitropoulos * Since we don't allow device removal in a pool 419686714001SSerapheim Dimitropoulos * that has a checkpoint, we expect that all removed 419786714001SSerapheim Dimitropoulos * vdevs were removed from the pool before the 419886714001SSerapheim Dimitropoulos * checkpoint. 419986714001SSerapheim Dimitropoulos */ 420086714001SSerapheim Dimitropoulos ASSERT3P(current_vd->vdev_ops, ==, &vdev_indirect_ops); 420186714001SSerapheim Dimitropoulos continue; 420286714001SSerapheim Dimitropoulos } 420386714001SSerapheim Dimitropoulos 420486714001SSerapheim Dimitropoulos /* 420586714001SSerapheim Dimitropoulos * If the checkpoint space map doesn't exist, then nothing 420686714001SSerapheim Dimitropoulos * here is checkpointed so there's nothing to verify. 420786714001SSerapheim Dimitropoulos */ 420886714001SSerapheim Dimitropoulos if (current_vd->vdev_top_zap == 0 || 420986714001SSerapheim Dimitropoulos zap_contains(spa_meta_objset(current), 421086714001SSerapheim Dimitropoulos current_vd->vdev_top_zap, 421186714001SSerapheim Dimitropoulos VDEV_TOP_ZAP_POOL_CHECKPOINT_SM) != 0) 421286714001SSerapheim Dimitropoulos continue; 421386714001SSerapheim Dimitropoulos 421486714001SSerapheim Dimitropoulos VERIFY0(zap_lookup(spa_meta_objset(current), 421586714001SSerapheim Dimitropoulos current_vd->vdev_top_zap, VDEV_TOP_ZAP_POOL_CHECKPOINT_SM, 421686714001SSerapheim Dimitropoulos sizeof (uint64_t), 1, &checkpoint_sm_obj)); 421786714001SSerapheim Dimitropoulos 421886714001SSerapheim Dimitropoulos VERIFY0(space_map_open(&checkpoint_sm, spa_meta_objset(current), 421986714001SSerapheim Dimitropoulos checkpoint_sm_obj, 0, current_vd->vdev_asize, 422086714001SSerapheim Dimitropoulos current_vd->vdev_ashift)); 422186714001SSerapheim Dimitropoulos space_map_update(checkpoint_sm); 422286714001SSerapheim Dimitropoulos 422386714001SSerapheim Dimitropoulos verify_checkpoint_sm_entry_cb_arg_t vcsec; 422486714001SSerapheim Dimitropoulos vcsec.vcsec_vd = ckpoint_vd; 422586714001SSerapheim Dimitropoulos vcsec.vcsec_entryid = 0; 422686714001SSerapheim Dimitropoulos vcsec.vcsec_num_entries = 422786714001SSerapheim Dimitropoulos space_map_length(checkpoint_sm) / sizeof (uint64_t); 422886714001SSerapheim Dimitropoulos VERIFY0(space_map_iterate(checkpoint_sm, 422986714001SSerapheim Dimitropoulos verify_checkpoint_sm_entry_cb, &vcsec)); 423086714001SSerapheim Dimitropoulos dump_spacemap(current->spa_meta_objset, checkpoint_sm); 423186714001SSerapheim Dimitropoulos space_map_close(checkpoint_sm); 423286714001SSerapheim Dimitropoulos } 423386714001SSerapheim Dimitropoulos 423486714001SSerapheim Dimitropoulos /* 423586714001SSerapheim Dimitropoulos * If we've added vdevs since we took the checkpoint, ensure 423686714001SSerapheim Dimitropoulos * that their checkpoint space maps are empty. 423786714001SSerapheim Dimitropoulos */ 423886714001SSerapheim Dimitropoulos if (ckpoint_rvd->vdev_children < current_rvd->vdev_children) { 423986714001SSerapheim Dimitropoulos for (uint64_t c = ckpoint_rvd->vdev_children; 424086714001SSerapheim Dimitropoulos c < current_rvd->vdev_children; c++) { 424186714001SSerapheim Dimitropoulos vdev_t *current_vd = current_rvd->vdev_child[c]; 424286714001SSerapheim Dimitropoulos ASSERT3P(current_vd->vdev_checkpoint_sm, ==, NULL); 424386714001SSerapheim Dimitropoulos } 424486714001SSerapheim Dimitropoulos } 424586714001SSerapheim Dimitropoulos 424686714001SSerapheim Dimitropoulos /* for cleaner progress output */ 424786714001SSerapheim Dimitropoulos (void) fprintf(stderr, "\n"); 424886714001SSerapheim Dimitropoulos } 424986714001SSerapheim Dimitropoulos 425086714001SSerapheim Dimitropoulos /* 425186714001SSerapheim Dimitropoulos * Verifies that all space that's allocated in the checkpoint is 425286714001SSerapheim Dimitropoulos * still allocated in the current version, by checking that everything 425386714001SSerapheim Dimitropoulos * in checkpoint's ms_allocatable (which is actually allocated, not 425486714001SSerapheim Dimitropoulos * allocatable/free) is not present in current's ms_allocatable. 425586714001SSerapheim Dimitropoulos * 425686714001SSerapheim Dimitropoulos * Note that the function changes the state of the ms_allocatable 425786714001SSerapheim Dimitropoulos * trees of both spas when called. The entries of all ms_allocatable 425886714001SSerapheim Dimitropoulos * trees are cleared out and then repopulated from their respective 425986714001SSerapheim Dimitropoulos * ms_sm space maps. In the checkpointed state we load the allocated 426086714001SSerapheim Dimitropoulos * entries, and in the current state we load the free entries. 426186714001SSerapheim Dimitropoulos */ 426286714001SSerapheim Dimitropoulos static void 426386714001SSerapheim Dimitropoulos verify_checkpoint_ms_spacemaps(spa_t *checkpoint, spa_t *current) 426486714001SSerapheim Dimitropoulos { 426586714001SSerapheim Dimitropoulos vdev_t *ckpoint_rvd = checkpoint->spa_root_vdev; 426686714001SSerapheim Dimitropoulos vdev_t *current_rvd = current->spa_root_vdev; 426786714001SSerapheim Dimitropoulos 426886714001SSerapheim Dimitropoulos load_concrete_ms_allocatable_trees(checkpoint, SM_ALLOC); 426986714001SSerapheim Dimitropoulos load_concrete_ms_allocatable_trees(current, SM_FREE); 427086714001SSerapheim Dimitropoulos 427186714001SSerapheim Dimitropoulos for (uint64_t i = 0; i < ckpoint_rvd->vdev_children; i++) { 427286714001SSerapheim Dimitropoulos vdev_t *ckpoint_vd = ckpoint_rvd->vdev_child[i]; 427386714001SSerapheim Dimitropoulos vdev_t *current_vd = current_rvd->vdev_child[i]; 427486714001SSerapheim Dimitropoulos 427586714001SSerapheim Dimitropoulos if (ckpoint_vd->vdev_ops == &vdev_indirect_ops) { 427686714001SSerapheim Dimitropoulos /* 427786714001SSerapheim Dimitropoulos * See comment in verify_checkpoint_vdev_spacemaps() 427886714001SSerapheim Dimitropoulos */ 427986714001SSerapheim Dimitropoulos ASSERT3P(current_vd->vdev_ops, ==, &vdev_indirect_ops); 428086714001SSerapheim Dimitropoulos continue; 428186714001SSerapheim Dimitropoulos } 428286714001SSerapheim Dimitropoulos 428386714001SSerapheim Dimitropoulos for (uint64_t m = 0; m < ckpoint_vd->vdev_ms_count; m++) { 428486714001SSerapheim Dimitropoulos metaslab_t *ckpoint_msp = ckpoint_vd->vdev_ms[m]; 428586714001SSerapheim Dimitropoulos metaslab_t *current_msp = current_vd->vdev_ms[m]; 428686714001SSerapheim Dimitropoulos 428786714001SSerapheim Dimitropoulos (void) fprintf(stderr, 428886714001SSerapheim Dimitropoulos "\rverifying vdev %llu of %llu, " 428986714001SSerapheim Dimitropoulos "metaslab %llu of %llu ...", 429086714001SSerapheim Dimitropoulos (longlong_t)current_vd->vdev_id, 429186714001SSerapheim Dimitropoulos (longlong_t)current_rvd->vdev_children, 429286714001SSerapheim Dimitropoulos (longlong_t)current_vd->vdev_ms[m]->ms_id, 429386714001SSerapheim Dimitropoulos (longlong_t)current_vd->vdev_ms_count); 429486714001SSerapheim Dimitropoulos 429586714001SSerapheim Dimitropoulos /* 429686714001SSerapheim Dimitropoulos * We walk through the ms_allocatable trees that 429786714001SSerapheim Dimitropoulos * are loaded with the allocated blocks from the 429886714001SSerapheim Dimitropoulos * ms_sm spacemaps of the checkpoint. For each 429986714001SSerapheim Dimitropoulos * one of these ranges we ensure that none of them 430086714001SSerapheim Dimitropoulos * exists in the ms_allocatable trees of the 430186714001SSerapheim Dimitropoulos * current state which are loaded with the ranges 430286714001SSerapheim Dimitropoulos * that are currently free. 430386714001SSerapheim Dimitropoulos * 430486714001SSerapheim Dimitropoulos * This way we ensure that none of the blocks that 430586714001SSerapheim Dimitropoulos * are part of the checkpoint were freed by mistake. 430686714001SSerapheim Dimitropoulos */ 430786714001SSerapheim Dimitropoulos range_tree_walk(ckpoint_msp->ms_allocatable, 430886714001SSerapheim Dimitropoulos (range_tree_func_t *)range_tree_verify, 430986714001SSerapheim Dimitropoulos current_msp->ms_allocatable); 431086714001SSerapheim Dimitropoulos } 431186714001SSerapheim Dimitropoulos } 431286714001SSerapheim Dimitropoulos 431386714001SSerapheim Dimitropoulos /* for cleaner progress output */ 431486714001SSerapheim Dimitropoulos (void) fprintf(stderr, "\n"); 431586714001SSerapheim Dimitropoulos } 431686714001SSerapheim Dimitropoulos 431786714001SSerapheim Dimitropoulos static void 431886714001SSerapheim Dimitropoulos verify_checkpoint_blocks(spa_t *spa) 431986714001SSerapheim Dimitropoulos { 432086714001SSerapheim Dimitropoulos spa_t *checkpoint_spa; 432186714001SSerapheim Dimitropoulos char *checkpoint_pool; 432286714001SSerapheim Dimitropoulos nvlist_t *config = NULL; 432386714001SSerapheim Dimitropoulos int error = 0; 432486714001SSerapheim Dimitropoulos 432586714001SSerapheim Dimitropoulos /* 432686714001SSerapheim Dimitropoulos * We import the checkpointed state of the pool (under a different 432786714001SSerapheim Dimitropoulos * name) so we can do verification on it against the current state 432886714001SSerapheim Dimitropoulos * of the pool. 432986714001SSerapheim Dimitropoulos */ 433086714001SSerapheim Dimitropoulos checkpoint_pool = import_checkpointed_state(spa->spa_name, config, 433186714001SSerapheim Dimitropoulos NULL); 433286714001SSerapheim Dimitropoulos ASSERT(strcmp(spa->spa_name, checkpoint_pool) != 0); 433386714001SSerapheim Dimitropoulos 433486714001SSerapheim Dimitropoulos error = spa_open(checkpoint_pool, &checkpoint_spa, FTAG); 433586714001SSerapheim Dimitropoulos if (error != 0) { 433686714001SSerapheim Dimitropoulos fatal("Tried to open pool \"%s\" but spa_open() failed with " 433786714001SSerapheim Dimitropoulos "error %d\n", checkpoint_pool, error); 433886714001SSerapheim Dimitropoulos } 433986714001SSerapheim Dimitropoulos 434086714001SSerapheim Dimitropoulos /* 434186714001SSerapheim Dimitropoulos * Ensure that ranges in the checkpoint space maps of each vdev 434286714001SSerapheim Dimitropoulos * are allocated according to the checkpointed state's metaslab 434386714001SSerapheim Dimitropoulos * space maps. 434486714001SSerapheim Dimitropoulos */ 434586714001SSerapheim Dimitropoulos verify_checkpoint_vdev_spacemaps(checkpoint_spa, spa); 434686714001SSerapheim Dimitropoulos 434786714001SSerapheim Dimitropoulos /* 434886714001SSerapheim Dimitropoulos * Ensure that allocated ranges in the checkpoint's metaslab 434986714001SSerapheim Dimitropoulos * space maps remain allocated in the metaslab space maps of 435086714001SSerapheim Dimitropoulos * the current state. 435186714001SSerapheim Dimitropoulos */ 435286714001SSerapheim Dimitropoulos verify_checkpoint_ms_spacemaps(checkpoint_spa, spa); 435386714001SSerapheim Dimitropoulos 435486714001SSerapheim Dimitropoulos /* 435586714001SSerapheim Dimitropoulos * Once we are done, we get rid of the checkpointed state. 435686714001SSerapheim Dimitropoulos */ 435786714001SSerapheim Dimitropoulos spa_close(checkpoint_spa, FTAG); 435886714001SSerapheim Dimitropoulos free(checkpoint_pool); 435986714001SSerapheim Dimitropoulos } 436086714001SSerapheim Dimitropoulos 436186714001SSerapheim Dimitropoulos static void 436286714001SSerapheim Dimitropoulos dump_leftover_checkpoint_blocks(spa_t *spa) 436386714001SSerapheim Dimitropoulos { 436486714001SSerapheim Dimitropoulos vdev_t *rvd = spa->spa_root_vdev; 436586714001SSerapheim Dimitropoulos 436686714001SSerapheim Dimitropoulos for (uint64_t i = 0; i < rvd->vdev_children; i++) { 436786714001SSerapheim Dimitropoulos vdev_t *vd = rvd->vdev_child[i]; 436886714001SSerapheim Dimitropoulos 436986714001SSerapheim Dimitropoulos space_map_t *checkpoint_sm = NULL; 437086714001SSerapheim Dimitropoulos uint64_t checkpoint_sm_obj; 437186714001SSerapheim Dimitropoulos 437286714001SSerapheim Dimitropoulos if (vd->vdev_top_zap == 0) 437386714001SSerapheim Dimitropoulos continue; 437486714001SSerapheim Dimitropoulos 437586714001SSerapheim Dimitropoulos if (zap_contains(spa_meta_objset(spa), vd->vdev_top_zap, 437686714001SSerapheim Dimitropoulos VDEV_TOP_ZAP_POOL_CHECKPOINT_SM) != 0) 437786714001SSerapheim Dimitropoulos continue; 437886714001SSerapheim Dimitropoulos 437986714001SSerapheim Dimitropoulos VERIFY0(zap_lookup(spa_meta_objset(spa), vd->vdev_top_zap, 438086714001SSerapheim Dimitropoulos VDEV_TOP_ZAP_POOL_CHECKPOINT_SM, 438186714001SSerapheim Dimitropoulos sizeof (uint64_t), 1, &checkpoint_sm_obj)); 438286714001SSerapheim Dimitropoulos 438386714001SSerapheim Dimitropoulos VERIFY0(space_map_open(&checkpoint_sm, spa_meta_objset(spa), 438486714001SSerapheim Dimitropoulos checkpoint_sm_obj, 0, vd->vdev_asize, vd->vdev_ashift)); 438586714001SSerapheim Dimitropoulos space_map_update(checkpoint_sm); 438686714001SSerapheim Dimitropoulos dump_spacemap(spa->spa_meta_objset, checkpoint_sm); 438786714001SSerapheim Dimitropoulos space_map_close(checkpoint_sm); 438886714001SSerapheim Dimitropoulos } 438986714001SSerapheim Dimitropoulos } 439086714001SSerapheim Dimitropoulos 439186714001SSerapheim Dimitropoulos static int 439286714001SSerapheim Dimitropoulos verify_checkpoint(spa_t *spa) 439386714001SSerapheim Dimitropoulos { 439486714001SSerapheim Dimitropoulos uberblock_t checkpoint; 439586714001SSerapheim Dimitropoulos int error; 439686714001SSerapheim Dimitropoulos 439786714001SSerapheim Dimitropoulos if (!spa_feature_is_active(spa, SPA_FEATURE_POOL_CHECKPOINT)) 439886714001SSerapheim Dimitropoulos return (0); 439986714001SSerapheim Dimitropoulos 440086714001SSerapheim Dimitropoulos error = zap_lookup(spa->spa_meta_objset, DMU_POOL_DIRECTORY_OBJECT, 440186714001SSerapheim Dimitropoulos DMU_POOL_ZPOOL_CHECKPOINT, sizeof (uint64_t), 440286714001SSerapheim Dimitropoulos sizeof (uberblock_t) / sizeof (uint64_t), &checkpoint); 440386714001SSerapheim Dimitropoulos 440417f11284SSerapheim Dimitropoulos if (error == ENOENT && !dump_opt['L']) { 440586714001SSerapheim Dimitropoulos /* 440686714001SSerapheim Dimitropoulos * If the feature is active but the uberblock is missing 440786714001SSerapheim Dimitropoulos * then we must be in the middle of discarding the 440886714001SSerapheim Dimitropoulos * checkpoint. 440986714001SSerapheim Dimitropoulos */ 441086714001SSerapheim Dimitropoulos (void) printf("\nPartially discarded checkpoint " 441186714001SSerapheim Dimitropoulos "state found:\n"); 441286714001SSerapheim Dimitropoulos dump_leftover_checkpoint_blocks(spa); 441386714001SSerapheim Dimitropoulos return (0); 441486714001SSerapheim Dimitropoulos } else if (error != 0) { 441586714001SSerapheim Dimitropoulos (void) printf("lookup error %d when looking for " 441686714001SSerapheim Dimitropoulos "checkpointed uberblock in MOS\n", error); 441786714001SSerapheim Dimitropoulos return (error); 441886714001SSerapheim Dimitropoulos } 441986714001SSerapheim Dimitropoulos dump_uberblock(&checkpoint, "\nCheckpointed uberblock found:\n", "\n"); 442086714001SSerapheim Dimitropoulos 442186714001SSerapheim Dimitropoulos if (checkpoint.ub_checkpoint_txg == 0) { 442286714001SSerapheim Dimitropoulos (void) printf("\nub_checkpoint_txg not set in checkpointed " 442386714001SSerapheim Dimitropoulos "uberblock\n"); 442486714001SSerapheim Dimitropoulos error = 3; 442586714001SSerapheim Dimitropoulos } 442686714001SSerapheim Dimitropoulos 442717f11284SSerapheim Dimitropoulos if (error == 0 && !dump_opt['L']) 442886714001SSerapheim Dimitropoulos verify_checkpoint_blocks(spa); 442986714001SSerapheim Dimitropoulos 443086714001SSerapheim Dimitropoulos return (error); 443186714001SSerapheim Dimitropoulos } 443286714001SSerapheim Dimitropoulos 4433fa9e4066Sahrens static void 4434fa9e4066Sahrens dump_zpool(spa_t *spa) 4435fa9e4066Sahrens { 4436fa9e4066Sahrens dsl_pool_t *dp = spa_get_dsl(spa); 4437fa9e4066Sahrens int rc = 0; 4438fa9e4066Sahrens 4439b24ab676SJeff Bonwick if (dump_opt['S']) { 4440b24ab676SJeff Bonwick dump_simulated_ddt(spa); 4441b24ab676SJeff Bonwick return; 4442b24ab676SJeff Bonwick } 4443b24ab676SJeff Bonwick 444407428bdfSVictor Latushkin if (!dump_opt['e'] && dump_opt['C'] > 1) { 444507428bdfSVictor Latushkin (void) printf("\nCached configuration:\n"); 444607428bdfSVictor Latushkin dump_nvlist(spa->spa_config, 8); 444707428bdfSVictor Latushkin } 444807428bdfSVictor Latushkin 444907428bdfSVictor Latushkin if (dump_opt['C']) 445007428bdfSVictor Latushkin dump_config(spa); 445107428bdfSVictor Latushkin 4452fa9e4066Sahrens if (dump_opt['u']) 445353b9a4a9SVictor Latushkin dump_uberblock(&spa->spa_uberblock, "\nUberblock:\n", "\n"); 4454fa9e4066Sahrens 4455b24ab676SJeff Bonwick if (dump_opt['D']) 4456b24ab676SJeff Bonwick dump_all_ddts(spa); 4457b24ab676SJeff Bonwick 445887219db7SVictor Latushkin if (dump_opt['d'] > 2 || dump_opt['m']) 445987219db7SVictor Latushkin dump_metaslabs(spa); 44602e4c9986SGeorge Wilson if (dump_opt['M']) 44612e4c9986SGeorge Wilson dump_metaslab_groups(spa); 446287219db7SVictor Latushkin 446387219db7SVictor Latushkin if (dump_opt['d'] || dump_opt['i']) { 4464fa9e4066Sahrens dump_dir(dp->dp_meta_objset); 4465fa9e4066Sahrens if (dump_opt['d'] >= 3) { 44665cabbc6bSPrashanth Sreenivasa dsl_pool_t *dp = spa->spa_dsl_pool; 4467732885fcSMatthew Ahrens dump_full_bpobj(&spa->spa_deferred_bpobj, 4468d0475637SMatthew Ahrens "Deferred frees", 0); 4469cde58dbcSMatthew Ahrens if (spa_version(spa) >= SPA_VERSION_DEADLISTS) { 44705cabbc6bSPrashanth Sreenivasa dump_full_bpobj(&dp->dp_free_bpobj, 4471d0475637SMatthew Ahrens "Pool snapshot frees", 0); 4472ad135b5dSChristopher Siden } 44735cabbc6bSPrashanth Sreenivasa if (bpobj_is_open(&dp->dp_obsolete_bpobj)) { 44745cabbc6bSPrashanth Sreenivasa ASSERT(spa_feature_is_enabled(spa, 44755cabbc6bSPrashanth Sreenivasa SPA_FEATURE_DEVICE_REMOVAL)); 44765cabbc6bSPrashanth Sreenivasa dump_full_bpobj(&dp->dp_obsolete_bpobj, 44775cabbc6bSPrashanth Sreenivasa "Pool obsolete blocks", 0); 44785cabbc6bSPrashanth Sreenivasa } 4479ad135b5dSChristopher Siden 4480ad135b5dSChristopher Siden if (spa_feature_is_active(spa, 44812acef22dSMatthew Ahrens SPA_FEATURE_ASYNC_DESTROY)) { 4482ad135b5dSChristopher Siden dump_bptree(spa->spa_meta_objset, 44835cabbc6bSPrashanth Sreenivasa dp->dp_bptree_obj, 4484ad135b5dSChristopher Siden "Pool dataset frees"); 4485cde58dbcSMatthew Ahrens } 4486fa9e4066Sahrens dump_dtl(spa->spa_root_vdev, 0); 4487fa9e4066Sahrens } 448807428bdfSVictor Latushkin (void) dmu_objset_find(spa_name(spa), dump_one_dir, 448907428bdfSVictor Latushkin NULL, DS_FIND_SNAPSHOTS | DS_FIND_CHILDREN); 4490b5152584SMatthew Ahrens 4491ca0cc391SMatthew Ahrens for (spa_feature_t f = 0; f < SPA_FEATURES; f++) { 4492ca0cc391SMatthew Ahrens uint64_t refcount; 4493ca0cc391SMatthew Ahrens 4494ca0cc391SMatthew Ahrens if (!(spa_feature_table[f].fi_flags & 4495c5d1600cSMatthew Ahrens ZFEATURE_FLAG_PER_DATASET) || 4496c5d1600cSMatthew Ahrens !spa_feature_is_enabled(spa, f)) { 4497ca0cc391SMatthew Ahrens ASSERT0(dataset_feature_count[f]); 4498ca0cc391SMatthew Ahrens continue; 4499ca0cc391SMatthew Ahrens } 4500ca0cc391SMatthew Ahrens (void) feature_get_refcount(spa, 4501ca0cc391SMatthew Ahrens &spa_feature_table[f], &refcount); 4502ca0cc391SMatthew Ahrens if (dataset_feature_count[f] != refcount) { 4503ca0cc391SMatthew Ahrens (void) printf("%s feature refcount mismatch: " 4504ca0cc391SMatthew Ahrens "%lld datasets != %lld refcount\n", 4505ca0cc391SMatthew Ahrens spa_feature_table[f].fi_uname, 4506ca0cc391SMatthew Ahrens (longlong_t)dataset_feature_count[f], 4507ca0cc391SMatthew Ahrens (longlong_t)refcount); 4508ca0cc391SMatthew Ahrens rc = 2; 4509ca0cc391SMatthew Ahrens } else { 4510ca0cc391SMatthew Ahrens (void) printf("Verified %s feature refcount " 4511ca0cc391SMatthew Ahrens "of %llu is correct\n", 4512ca0cc391SMatthew Ahrens spa_feature_table[f].fi_uname, 4513ca0cc391SMatthew Ahrens (longlong_t)refcount); 4514ca0cc391SMatthew Ahrens } 4515b5152584SMatthew Ahrens } 45165cabbc6bSPrashanth Sreenivasa 45175cabbc6bSPrashanth Sreenivasa if (rc == 0) { 45185cabbc6bSPrashanth Sreenivasa rc = verify_device_removal_feature_counts(spa); 45195cabbc6bSPrashanth Sreenivasa } 4520fa9e4066Sahrens } 4521b5152584SMatthew Ahrens if (rc == 0 && (dump_opt['b'] || dump_opt['c'])) 4522fa9e4066Sahrens rc = dump_block_stats(spa); 4523fa9e4066Sahrens 45240713e232SGeorge Wilson if (rc == 0) 45250713e232SGeorge Wilson rc = verify_spacemap_refcounts(spa); 45260713e232SGeorge Wilson 4527fa9e4066Sahrens if (dump_opt['s']) 4528fa9e4066Sahrens show_pool_stats(spa); 4529fa9e4066Sahrens 45308f18d1faSGeorge Wilson if (dump_opt['h']) 45318f18d1faSGeorge Wilson dump_history(spa); 45328f18d1faSGeorge Wilson 453317f11284SSerapheim Dimitropoulos if (rc == 0) 453486714001SSerapheim Dimitropoulos rc = verify_checkpoint(spa); 453586714001SSerapheim Dimitropoulos 453629bdd2f9SPavel Zakharov if (rc != 0) { 453729bdd2f9SPavel Zakharov dump_debug_buffer(); 4538fa9e4066Sahrens exit(rc); 453929bdd2f9SPavel Zakharov } 4540fa9e4066Sahrens } 4541fa9e4066Sahrens 454244cd46caSbillm #define ZDB_FLAG_CHECKSUM 0x0001 454344cd46caSbillm #define ZDB_FLAG_DECOMPRESS 0x0002 454444cd46caSbillm #define ZDB_FLAG_BSWAP 0x0004 454544cd46caSbillm #define ZDB_FLAG_GBH 0x0008 454644cd46caSbillm #define ZDB_FLAG_INDIRECT 0x0010 454744cd46caSbillm #define ZDB_FLAG_PHYS 0x0020 454844cd46caSbillm #define ZDB_FLAG_RAW 0x0040 454944cd46caSbillm #define ZDB_FLAG_PRINT_BLKPTR 0x0080 455044cd46caSbillm 45513f7978d0SAlan Somers static int flagbits[256]; 455244cd46caSbillm 455344cd46caSbillm static void 455444cd46caSbillm zdb_print_blkptr(blkptr_t *bp, int flags) 455544cd46caSbillm { 4556b24ab676SJeff Bonwick char blkbuf[BP_SPRINTF_LEN]; 455744cd46caSbillm 455844cd46caSbillm if (flags & ZDB_FLAG_BSWAP) 455944cd46caSbillm byteswap_uint64_array((void *)bp, sizeof (blkptr_t)); 4560b24ab676SJeff Bonwick 456143466aaeSMax Grossman snprintf_blkptr(blkbuf, sizeof (blkbuf), bp); 4562b24ab676SJeff Bonwick (void) printf("%s\n", blkbuf); 456344cd46caSbillm } 456444cd46caSbillm 456544cd46caSbillm static void 456644cd46caSbillm zdb_dump_indirect(blkptr_t *bp, int nbps, int flags) 456744cd46caSbillm { 456844cd46caSbillm int i; 456944cd46caSbillm 457044cd46caSbillm for (i = 0; i < nbps; i++) 457144cd46caSbillm zdb_print_blkptr(&bp[i], flags); 457244cd46caSbillm } 457344cd46caSbillm 457444cd46caSbillm static void 457544cd46caSbillm zdb_dump_gbh(void *buf, int flags) 457644cd46caSbillm { 457744cd46caSbillm zdb_dump_indirect((blkptr_t *)buf, SPA_GBH_NBLKPTRS, flags); 457844cd46caSbillm } 457944cd46caSbillm 458044cd46caSbillm static void 458144cd46caSbillm zdb_dump_block_raw(void *buf, uint64_t size, int flags) 458244cd46caSbillm { 458344cd46caSbillm if (flags & ZDB_FLAG_BSWAP) 458444cd46caSbillm byteswap_uint64_array(buf, size); 4585b24ab676SJeff Bonwick (void) write(1, buf, size); 458644cd46caSbillm } 458744cd46caSbillm 458844cd46caSbillm static void 458944cd46caSbillm zdb_dump_block(char *label, void *buf, uint64_t size, int flags) 459044cd46caSbillm { 459144cd46caSbillm uint64_t *d = (uint64_t *)buf; 45923f7978d0SAlan Somers unsigned nwords = size / sizeof (uint64_t); 459344cd46caSbillm int do_bswap = !!(flags & ZDB_FLAG_BSWAP); 45943f7978d0SAlan Somers unsigned i, j; 45953f7978d0SAlan Somers const char *hdr; 45963f7978d0SAlan Somers char *c; 459744cd46caSbillm 459844cd46caSbillm 459944cd46caSbillm if (do_bswap) 460044cd46caSbillm hdr = " 7 6 5 4 3 2 1 0 f e d c b a 9 8"; 460144cd46caSbillm else 460244cd46caSbillm hdr = " 0 1 2 3 4 5 6 7 8 9 a b c d e f"; 460344cd46caSbillm 460444cd46caSbillm (void) printf("\n%s\n%6s %s 0123456789abcdef\n", label, "", hdr); 460544cd46caSbillm 460644cd46caSbillm for (i = 0; i < nwords; i += 2) { 460744cd46caSbillm (void) printf("%06llx: %016llx %016llx ", 460844cd46caSbillm (u_longlong_t)(i * sizeof (uint64_t)), 460944cd46caSbillm (u_longlong_t)(do_bswap ? BSWAP_64(d[i]) : d[i]), 461044cd46caSbillm (u_longlong_t)(do_bswap ? BSWAP_64(d[i + 1]) : d[i + 1])); 461144cd46caSbillm 461244cd46caSbillm c = (char *)&d[i]; 461344cd46caSbillm for (j = 0; j < 2 * sizeof (uint64_t); j++) 461444cd46caSbillm (void) printf("%c", isprint(c[j]) ? c[j] : '.'); 461544cd46caSbillm (void) printf("\n"); 461644cd46caSbillm } 461744cd46caSbillm } 461844cd46caSbillm 461944cd46caSbillm /* 462044cd46caSbillm * There are two acceptable formats: 462144cd46caSbillm * leaf_name - For example: c1t0d0 or /tmp/ztest.0a 462244cd46caSbillm * child[.child]* - For example: 0.1.1 462344cd46caSbillm * 462444cd46caSbillm * The second form can be used to specify arbitrary vdevs anywhere 462544cd46caSbillm * in the heirarchy. For example, in a pool with a mirror of 462644cd46caSbillm * RAID-Zs, you can specify either RAID-Z vdev with 0.0 or 0.1 . 462744cd46caSbillm */ 462844cd46caSbillm static vdev_t * 46293f7978d0SAlan Somers zdb_vdev_lookup(vdev_t *vdev, const char *path) 463044cd46caSbillm { 463144cd46caSbillm char *s, *p, *q; 46323f7978d0SAlan Somers unsigned i; 463344cd46caSbillm 463444cd46caSbillm if (vdev == NULL) 463544cd46caSbillm return (NULL); 463644cd46caSbillm 463744cd46caSbillm /* First, assume the x.x.x.x format */ 46383f7978d0SAlan Somers i = strtoul(path, &s, 10); 463944cd46caSbillm if (s == path || (s && *s != '.' && *s != '\0')) 464044cd46caSbillm goto name; 46413f7978d0SAlan Somers if (i >= vdev->vdev_children) 464244cd46caSbillm return (NULL); 464344cd46caSbillm 464444cd46caSbillm vdev = vdev->vdev_child[i]; 464544cd46caSbillm if (*s == '\0') 464644cd46caSbillm return (vdev); 464744cd46caSbillm return (zdb_vdev_lookup(vdev, s+1)); 464844cd46caSbillm 464944cd46caSbillm name: 465044cd46caSbillm for (i = 0; i < vdev->vdev_children; i++) { 465144cd46caSbillm vdev_t *vc = vdev->vdev_child[i]; 465244cd46caSbillm 465344cd46caSbillm if (vc->vdev_path == NULL) { 465444cd46caSbillm vc = zdb_vdev_lookup(vc, path); 465544cd46caSbillm if (vc == NULL) 465644cd46caSbillm continue; 465744cd46caSbillm else 465844cd46caSbillm return (vc); 465944cd46caSbillm } 466044cd46caSbillm 466144cd46caSbillm p = strrchr(vc->vdev_path, '/'); 466244cd46caSbillm p = p ? p + 1 : vc->vdev_path; 466344cd46caSbillm q = &vc->vdev_path[strlen(vc->vdev_path) - 2]; 466444cd46caSbillm 466544cd46caSbillm if (strcmp(vc->vdev_path, path) == 0) 466644cd46caSbillm return (vc); 466744cd46caSbillm if (strcmp(p, path) == 0) 466844cd46caSbillm return (vc); 466944cd46caSbillm if (strcmp(q, "s0") == 0 && strncmp(p, path, q - p) == 0) 467044cd46caSbillm return (vc); 467144cd46caSbillm } 467244cd46caSbillm 467344cd46caSbillm return (NULL); 467444cd46caSbillm } 467544cd46caSbillm 4676770499e1SDan Kimmel /* ARGSUSED */ 4677770499e1SDan Kimmel static int 4678770499e1SDan Kimmel random_get_pseudo_bytes_cb(void *buf, size_t len, void *unused) 4679770499e1SDan Kimmel { 4680770499e1SDan Kimmel return (random_get_pseudo_bytes(buf, len)); 4681770499e1SDan Kimmel } 4682770499e1SDan Kimmel 468344cd46caSbillm /* 468444cd46caSbillm * Read a block from a pool and print it out. The syntax of the 468544cd46caSbillm * block descriptor is: 468644cd46caSbillm * 468744cd46caSbillm * pool:vdev_specifier:offset:size[:flags] 468844cd46caSbillm * 468944cd46caSbillm * pool - The name of the pool you wish to read from 469044cd46caSbillm * vdev_specifier - Which vdev (see comment for zdb_vdev_lookup) 469144cd46caSbillm * offset - offset, in hex, in bytes 469244cd46caSbillm * size - Amount of data to read, in hex, in bytes 469344cd46caSbillm * flags - A string of characters specifying options 469444cd46caSbillm * b: Decode a blkptr at given offset within block 469544cd46caSbillm * *c: Calculate and display checksums 4696b24ab676SJeff Bonwick * d: Decompress data before dumping 469744cd46caSbillm * e: Byteswap data before dumping 4698b24ab676SJeff Bonwick * g: Display data as a gang block header 4699b24ab676SJeff Bonwick * i: Display as an indirect block 470044cd46caSbillm * p: Do I/O to physical offset 470144cd46caSbillm * r: Dump raw data to stdout 470244cd46caSbillm * 470344cd46caSbillm * * = not yet implemented 470444cd46caSbillm */ 470544cd46caSbillm static void 470607428bdfSVictor Latushkin zdb_read_block(char *thing, spa_t *spa) 470744cd46caSbillm { 4708b24ab676SJeff Bonwick blkptr_t blk, *bp = &blk; 4709b24ab676SJeff Bonwick dva_t *dva = bp->blk_dva; 471044cd46caSbillm int flags = 0; 4711b24ab676SJeff Bonwick uint64_t offset = 0, size = 0, psize = 0, lsize = 0, blkptr_offset = 0; 471244cd46caSbillm zio_t *zio; 471344cd46caSbillm vdev_t *vd; 4714770499e1SDan Kimmel abd_t *pabd; 4715770499e1SDan Kimmel void *lbuf, *buf; 47163f7978d0SAlan Somers const char *s, *vdev; 47173f7978d0SAlan Somers char *p, *dup, *flagstr; 4718b24ab676SJeff Bonwick int i, error; 471944cd46caSbillm 472044cd46caSbillm dup = strdup(thing); 472144cd46caSbillm s = strtok(dup, ":"); 472244cd46caSbillm vdev = s ? s : ""; 472344cd46caSbillm s = strtok(NULL, ":"); 472444cd46caSbillm offset = strtoull(s ? s : "", NULL, 16); 472544cd46caSbillm s = strtok(NULL, ":"); 472644cd46caSbillm size = strtoull(s ? s : "", NULL, 16); 472744cd46caSbillm s = strtok(NULL, ":"); 47283f7978d0SAlan Somers if (s) 47293f7978d0SAlan Somers flagstr = strdup(s); 47303f7978d0SAlan Somers else 47313f7978d0SAlan Somers flagstr = strdup(""); 473244cd46caSbillm 473344cd46caSbillm s = NULL; 473444cd46caSbillm if (size == 0) 473544cd46caSbillm s = "size must not be zero"; 473644cd46caSbillm if (!IS_P2ALIGNED(size, DEV_BSIZE)) 473744cd46caSbillm s = "size must be a multiple of sector size"; 473844cd46caSbillm if (!IS_P2ALIGNED(offset, DEV_BSIZE)) 473944cd46caSbillm s = "offset must be a multiple of sector size"; 474044cd46caSbillm if (s) { 474144cd46caSbillm (void) printf("Invalid block specifier: %s - %s\n", thing, s); 474244cd46caSbillm free(dup); 474344cd46caSbillm return; 474444cd46caSbillm } 474544cd46caSbillm 474644cd46caSbillm for (s = strtok(flagstr, ":"); s; s = strtok(NULL, ":")) { 474744cd46caSbillm for (i = 0; flagstr[i]; i++) { 47485ad82045Snd int bit = flagbits[(uchar_t)flagstr[i]]; 474944cd46caSbillm 475044cd46caSbillm if (bit == 0) { 475144cd46caSbillm (void) printf("***Invalid flag: %c\n", 475244cd46caSbillm flagstr[i]); 475344cd46caSbillm continue; 475444cd46caSbillm } 475544cd46caSbillm flags |= bit; 475644cd46caSbillm 475744cd46caSbillm /* If it's not something with an argument, keep going */ 4758b24ab676SJeff Bonwick if ((bit & (ZDB_FLAG_CHECKSUM | 475944cd46caSbillm ZDB_FLAG_PRINT_BLKPTR)) == 0) 476044cd46caSbillm continue; 476144cd46caSbillm 476244cd46caSbillm p = &flagstr[i + 1]; 476344cd46caSbillm if (bit == ZDB_FLAG_PRINT_BLKPTR) 476444cd46caSbillm blkptr_offset = strtoull(p, &p, 16); 476544cd46caSbillm if (*p != ':' && *p != '\0') { 476644cd46caSbillm (void) printf("***Invalid flag arg: '%s'\n", s); 476744cd46caSbillm free(dup); 476844cd46caSbillm return; 476944cd46caSbillm } 477044cd46caSbillm } 477144cd46caSbillm } 47723f7978d0SAlan Somers free(flagstr); 477344cd46caSbillm 477444cd46caSbillm vd = zdb_vdev_lookup(spa->spa_root_vdev, vdev); 477544cd46caSbillm if (vd == NULL) { 477644cd46caSbillm (void) printf("***Invalid vdev: %s\n", vdev); 477744cd46caSbillm free(dup); 477844cd46caSbillm return; 477944cd46caSbillm } else { 478044cd46caSbillm if (vd->vdev_path) 4781b24ab676SJeff Bonwick (void) fprintf(stderr, "Found vdev: %s\n", 4782b24ab676SJeff Bonwick vd->vdev_path); 478344cd46caSbillm else 4784b24ab676SJeff Bonwick (void) fprintf(stderr, "Found vdev type: %s\n", 478544cd46caSbillm vd->vdev_ops->vdev_op_type); 478644cd46caSbillm } 478744cd46caSbillm 4788b24ab676SJeff Bonwick psize = size; 4789b24ab676SJeff Bonwick lsize = size; 479044cd46caSbillm 4791770499e1SDan Kimmel pabd = abd_alloc_linear(SPA_MAXBLOCKSIZE, B_FALSE); 4792b24ab676SJeff Bonwick lbuf = umem_alloc(SPA_MAXBLOCKSIZE, UMEM_NOFAIL); 4793b24ab676SJeff Bonwick 4794b24ab676SJeff Bonwick BP_ZERO(bp); 4795b24ab676SJeff Bonwick 4796b24ab676SJeff Bonwick DVA_SET_VDEV(&dva[0], vd->vdev_id); 4797b24ab676SJeff Bonwick DVA_SET_OFFSET(&dva[0], offset); 4798b24ab676SJeff Bonwick DVA_SET_GANG(&dva[0], !!(flags & ZDB_FLAG_GBH)); 4799b24ab676SJeff Bonwick DVA_SET_ASIZE(&dva[0], vdev_psize_to_asize(vd, psize)); 4800b24ab676SJeff Bonwick 4801b24ab676SJeff Bonwick BP_SET_BIRTH(bp, TXG_INITIAL, TXG_INITIAL); 4802b24ab676SJeff Bonwick 4803b24ab676SJeff Bonwick BP_SET_LSIZE(bp, lsize); 4804b24ab676SJeff Bonwick BP_SET_PSIZE(bp, psize); 4805b24ab676SJeff Bonwick BP_SET_COMPRESS(bp, ZIO_COMPRESS_OFF); 4806b24ab676SJeff Bonwick BP_SET_CHECKSUM(bp, ZIO_CHECKSUM_OFF); 4807b24ab676SJeff Bonwick BP_SET_TYPE(bp, DMU_OT_NONE); 4808b24ab676SJeff Bonwick BP_SET_LEVEL(bp, 0); 4809b24ab676SJeff Bonwick BP_SET_DEDUP(bp, 0); 4810b24ab676SJeff Bonwick BP_SET_BYTEORDER(bp, ZFS_HOST_BYTEORDER); 481144cd46caSbillm 4812e14bb325SJeff Bonwick spa_config_enter(spa, SCL_STATE, FTAG, RW_READER); 481344cd46caSbillm zio = zio_root(spa, NULL, NULL, 0); 4814b24ab676SJeff Bonwick 4815b24ab676SJeff Bonwick if (vd == vd->vdev_top) { 4816b24ab676SJeff Bonwick /* 4817b24ab676SJeff Bonwick * Treat this as a normal block read. 4818b24ab676SJeff Bonwick */ 4819770499e1SDan Kimmel zio_nowait(zio_read(zio, spa, bp, pabd, psize, NULL, NULL, 4820b24ab676SJeff Bonwick ZIO_PRIORITY_SYNC_READ, 4821b24ab676SJeff Bonwick ZIO_FLAG_CANFAIL | ZIO_FLAG_RAW, NULL)); 4822b24ab676SJeff Bonwick } else { 4823b24ab676SJeff Bonwick /* 4824b24ab676SJeff Bonwick * Treat this as a vdev child I/O. 4825b24ab676SJeff Bonwick */ 4826770499e1SDan Kimmel zio_nowait(zio_vdev_child_io(zio, bp, vd, offset, pabd, 4827770499e1SDan Kimmel psize, ZIO_TYPE_READ, ZIO_PRIORITY_SYNC_READ, 4828b24ab676SJeff Bonwick ZIO_FLAG_DONT_CACHE | ZIO_FLAG_DONT_QUEUE | 4829b24ab676SJeff Bonwick ZIO_FLAG_DONT_PROPAGATE | ZIO_FLAG_DONT_RETRY | 48305cabbc6bSPrashanth Sreenivasa ZIO_FLAG_CANFAIL | ZIO_FLAG_RAW | ZIO_FLAG_OPTIONAL, 48315cabbc6bSPrashanth Sreenivasa NULL, NULL)); 4832b24ab676SJeff Bonwick } 4833b24ab676SJeff Bonwick 483444cd46caSbillm error = zio_wait(zio); 4835e14bb325SJeff Bonwick spa_config_exit(spa, SCL_STATE, FTAG); 483644cd46caSbillm 483744cd46caSbillm if (error) { 483844cd46caSbillm (void) printf("Read of %s failed, error: %d\n", thing, error); 483944cd46caSbillm goto out; 484044cd46caSbillm } 484144cd46caSbillm 4842b24ab676SJeff Bonwick if (flags & ZDB_FLAG_DECOMPRESS) { 4843b24ab676SJeff Bonwick /* 4844b24ab676SJeff Bonwick * We don't know how the data was compressed, so just try 4845b24ab676SJeff Bonwick * every decompress function at every inflated blocksize. 4846b24ab676SJeff Bonwick */ 4847b24ab676SJeff Bonwick enum zio_compress c; 4848b24ab676SJeff Bonwick void *pbuf2 = umem_alloc(SPA_MAXBLOCKSIZE, UMEM_NOFAIL); 4849b24ab676SJeff Bonwick void *lbuf2 = umem_alloc(SPA_MAXBLOCKSIZE, UMEM_NOFAIL); 4850b24ab676SJeff Bonwick 4851770499e1SDan Kimmel abd_copy_to_buf(pbuf2, pabd, psize); 4852b24ab676SJeff Bonwick 4853770499e1SDan Kimmel VERIFY0(abd_iterate_func(pabd, psize, SPA_MAXBLOCKSIZE - psize, 4854770499e1SDan Kimmel random_get_pseudo_bytes_cb, NULL)); 4855b24ab676SJeff Bonwick 4856770499e1SDan Kimmel VERIFY0(random_get_pseudo_bytes((uint8_t *)pbuf2 + psize, 4857770499e1SDan Kimmel SPA_MAXBLOCKSIZE - psize)); 4858b24ab676SJeff Bonwick 4859b24ab676SJeff Bonwick for (lsize = SPA_MAXBLOCKSIZE; lsize > psize; 4860b24ab676SJeff Bonwick lsize -= SPA_MINBLOCKSIZE) { 4861b24ab676SJeff Bonwick for (c = 0; c < ZIO_COMPRESS_FUNCTIONS; c++) { 4862770499e1SDan Kimmel if (zio_decompress_data(c, pabd, 4863770499e1SDan Kimmel lbuf, psize, lsize) == 0 && 4864770499e1SDan Kimmel zio_decompress_data_buf(c, pbuf2, 4865770499e1SDan Kimmel lbuf2, psize, lsize) == 0 && 4866b24ab676SJeff Bonwick bcmp(lbuf, lbuf2, lsize) == 0) 4867b24ab676SJeff Bonwick break; 4868b24ab676SJeff Bonwick } 4869b24ab676SJeff Bonwick if (c != ZIO_COMPRESS_FUNCTIONS) 4870b24ab676SJeff Bonwick break; 4871b24ab676SJeff Bonwick lsize -= SPA_MINBLOCKSIZE; 4872b24ab676SJeff Bonwick } 4873b24ab676SJeff Bonwick 4874b24ab676SJeff Bonwick umem_free(pbuf2, SPA_MAXBLOCKSIZE); 4875b24ab676SJeff Bonwick umem_free(lbuf2, SPA_MAXBLOCKSIZE); 4876b24ab676SJeff Bonwick 4877b24ab676SJeff Bonwick if (lsize <= psize) { 4878b24ab676SJeff Bonwick (void) printf("Decompress of %s failed\n", thing); 4879b24ab676SJeff Bonwick goto out; 4880b24ab676SJeff Bonwick } 4881b24ab676SJeff Bonwick buf = lbuf; 4882b24ab676SJeff Bonwick size = lsize; 4883b24ab676SJeff Bonwick } else { 4884770499e1SDan Kimmel buf = abd_to_buf(pabd); 4885b24ab676SJeff Bonwick size = psize; 4886b24ab676SJeff Bonwick } 4887b24ab676SJeff Bonwick 488844cd46caSbillm if (flags & ZDB_FLAG_PRINT_BLKPTR) 488944cd46caSbillm zdb_print_blkptr((blkptr_t *)(void *) 489044cd46caSbillm ((uintptr_t)buf + (uintptr_t)blkptr_offset), flags); 489144cd46caSbillm else if (flags & ZDB_FLAG_RAW) 489244cd46caSbillm zdb_dump_block_raw(buf, size, flags); 489344cd46caSbillm else if (flags & ZDB_FLAG_INDIRECT) 489444cd46caSbillm zdb_dump_indirect((blkptr_t *)buf, size / sizeof (blkptr_t), 489544cd46caSbillm flags); 489644cd46caSbillm else if (flags & ZDB_FLAG_GBH) 489744cd46caSbillm zdb_dump_gbh(buf, flags); 489844cd46caSbillm else 489944cd46caSbillm zdb_dump_block(thing, buf, size, flags); 490044cd46caSbillm 490144cd46caSbillm out: 4902770499e1SDan Kimmel abd_free(pabd); 4903b24ab676SJeff Bonwick umem_free(lbuf, SPA_MAXBLOCKSIZE); 490444cd46caSbillm free(dup); 490544cd46caSbillm } 490644cd46caSbillm 49074923c69fSMatthew Ahrens static void 49084923c69fSMatthew Ahrens zdb_embedded_block(char *thing) 49094923c69fSMatthew Ahrens { 49103f7978d0SAlan Somers blkptr_t bp; 49114923c69fSMatthew Ahrens unsigned long long *words = (void *)&bp; 49124923c69fSMatthew Ahrens char buf[SPA_MAXBLOCKSIZE]; 49134923c69fSMatthew Ahrens int err; 49144923c69fSMatthew Ahrens 49153f7978d0SAlan Somers bzero(&bp, sizeof (bp)); 49164923c69fSMatthew Ahrens err = sscanf(thing, "%llx:%llx:%llx:%llx:%llx:%llx:%llx:%llx:" 49174923c69fSMatthew Ahrens "%llx:%llx:%llx:%llx:%llx:%llx:%llx:%llx", 49184923c69fSMatthew Ahrens words + 0, words + 1, words + 2, words + 3, 49194923c69fSMatthew Ahrens words + 4, words + 5, words + 6, words + 7, 49204923c69fSMatthew Ahrens words + 8, words + 9, words + 10, words + 11, 49214923c69fSMatthew Ahrens words + 12, words + 13, words + 14, words + 15); 49224923c69fSMatthew Ahrens if (err != 16) { 49234923c69fSMatthew Ahrens (void) printf("invalid input format\n"); 49244923c69fSMatthew Ahrens exit(1); 49254923c69fSMatthew Ahrens } 49264923c69fSMatthew Ahrens ASSERT3U(BPE_GET_LSIZE(&bp), <=, SPA_MAXBLOCKSIZE); 49274923c69fSMatthew Ahrens err = decode_embedded_bp(&bp, buf, BPE_GET_LSIZE(&bp)); 49284923c69fSMatthew Ahrens if (err != 0) { 49294923c69fSMatthew Ahrens (void) printf("decode failed: %u\n", err); 49304923c69fSMatthew Ahrens exit(1); 49314923c69fSMatthew Ahrens } 49324923c69fSMatthew Ahrens zdb_dump_block_raw(buf, BPE_GET_LSIZE(&bp), 0); 49334923c69fSMatthew Ahrens } 49344923c69fSMatthew Ahrens 4935de6628f0Sck static boolean_t 49363ad6c7f9SVictor Latushkin pool_match(nvlist_t *cfg, char *tgt) 4937de6628f0Sck { 49383ad6c7f9SVictor Latushkin uint64_t v, guid = strtoull(tgt, NULL, 0); 4939de6628f0Sck char *s; 4940de6628f0Sck 4941de6628f0Sck if (guid != 0) { 49423ad6c7f9SVictor Latushkin if (nvlist_lookup_uint64(cfg, ZPOOL_CONFIG_POOL_GUID, &v) == 0) 49433ad6c7f9SVictor Latushkin return (v == guid); 4944de6628f0Sck } else { 49453ad6c7f9SVictor Latushkin if (nvlist_lookup_string(cfg, ZPOOL_CONFIG_POOL_NAME, &s) == 0) 49463ad6c7f9SVictor Latushkin return (strcmp(s, tgt) == 0); 4947de6628f0Sck } 49483ad6c7f9SVictor Latushkin return (B_FALSE); 4949de6628f0Sck } 4950de6628f0Sck 49513ad6c7f9SVictor Latushkin static char * 49523ad6c7f9SVictor Latushkin find_zpool(char **target, nvlist_t **configp, int dirc, char **dirv) 4953de6628f0Sck { 4954de6628f0Sck nvlist_t *pools; 4955de6628f0Sck nvlist_t *match = NULL; 49563ad6c7f9SVictor Latushkin char *name = NULL; 49573ad6c7f9SVictor Latushkin char *sepp = NULL; 49589adfa60dSMatthew Ahrens char sep = '\0'; 49593ad6c7f9SVictor Latushkin int count = 0; 49603f7978d0SAlan Somers importargs_t args; 4961d41c4376SMark J Musante 49623f7978d0SAlan Somers bzero(&args, sizeof (args)); 4963d41c4376SMark J Musante args.paths = dirc; 4964d41c4376SMark J Musante args.path = dirv; 4965d41c4376SMark J Musante args.can_be_active = B_TRUE; 4966de6628f0Sck 49673ad6c7f9SVictor Latushkin if ((sepp = strpbrk(*target, "/@")) != NULL) { 49683ad6c7f9SVictor Latushkin sep = *sepp; 49693ad6c7f9SVictor Latushkin *sepp = '\0'; 49703ad6c7f9SVictor Latushkin } 49713ad6c7f9SVictor Latushkin 4972d41c4376SMark J Musante pools = zpool_search_import(g_zfs, &args); 4973de6628f0Sck 4974de6628f0Sck if (pools != NULL) { 4975de6628f0Sck nvpair_t *elem = NULL; 4976de6628f0Sck while ((elem = nvlist_next_nvpair(pools, elem)) != NULL) { 4977de6628f0Sck verify(nvpair_value_nvlist(elem, configp) == 0); 49783ad6c7f9SVictor Latushkin if (pool_match(*configp, *target)) { 49793ad6c7f9SVictor Latushkin count++; 4980de6628f0Sck if (match != NULL) { 49813ad6c7f9SVictor Latushkin /* print previously found config */ 49823ad6c7f9SVictor Latushkin if (name != NULL) { 49833ad6c7f9SVictor Latushkin (void) printf("%s\n", name); 49843ad6c7f9SVictor Latushkin dump_nvlist(match, 8); 49853ad6c7f9SVictor Latushkin name = NULL; 49863ad6c7f9SVictor Latushkin } 49873ad6c7f9SVictor Latushkin (void) printf("%s\n", 49883ad6c7f9SVictor Latushkin nvpair_name(elem)); 49893ad6c7f9SVictor Latushkin dump_nvlist(*configp, 8); 4990de6628f0Sck } else { 4991de6628f0Sck match = *configp; 49923ad6c7f9SVictor Latushkin name = nvpair_name(elem); 4993de6628f0Sck } 4994de6628f0Sck } 4995de6628f0Sck } 4996de6628f0Sck } 49973ad6c7f9SVictor Latushkin if (count > 1) 49983ad6c7f9SVictor Latushkin (void) fatal("\tMatched %d pools - use pool GUID " 49993ad6c7f9SVictor Latushkin "instead of pool name or \n" 50003ad6c7f9SVictor Latushkin "\tpool name part of a dataset name to select pool", count); 50013ad6c7f9SVictor Latushkin 50023ad6c7f9SVictor Latushkin if (sepp) 50033ad6c7f9SVictor Latushkin *sepp = sep; 50043ad6c7f9SVictor Latushkin /* 50053ad6c7f9SVictor Latushkin * If pool GUID was specified for pool id, replace it with pool name 50063ad6c7f9SVictor Latushkin */ 50073ad6c7f9SVictor Latushkin if (name && (strstr(*target, name) != *target)) { 50083ad6c7f9SVictor Latushkin int sz = 1 + strlen(name) + ((sepp) ? strlen(sepp) : 0); 50093ad6c7f9SVictor Latushkin 50103ad6c7f9SVictor Latushkin *target = umem_alloc(sz, UMEM_NOFAIL); 50113ad6c7f9SVictor Latushkin (void) snprintf(*target, sz, "%s%s", name, sepp ? sepp : ""); 50123ad6c7f9SVictor Latushkin } 5013de6628f0Sck 50143ad6c7f9SVictor Latushkin *configp = name ? match : NULL; 5015de6628f0Sck 50163ad6c7f9SVictor Latushkin return (name); 5017de6628f0Sck } 5018de6628f0Sck 5019fa9e4066Sahrens int 5020fa9e4066Sahrens main(int argc, char **argv) 5021fa9e4066Sahrens { 50223f7978d0SAlan Somers int c; 5023fa9e4066Sahrens struct rlimit rl = { 1024, 1024 }; 50243ad6c7f9SVictor Latushkin spa_t *spa = NULL; 5025fa9e4066Sahrens objset_t *os = NULL; 5026fa9e4066Sahrens int dump_all = 1; 5027fa9e4066Sahrens int verbose = 0; 5028c8ee1847SVictor Latushkin int error = 0; 50293ad6c7f9SVictor Latushkin char **searchdirs = NULL; 50303ad6c7f9SVictor Latushkin int nsearch = 0; 50313ad6c7f9SVictor Latushkin char *target; 5032468c413aSTim Haley nvlist_t *policy = NULL; 5033468c413aSTim Haley uint64_t max_txg = UINT64_MAX; 5034dfd5965fSRichard Yao int flags = ZFS_IMPORT_MISSING_LOG; 5035c8ee1847SVictor Latushkin int rewind = ZPOOL_NEVER_REWIND; 5036ae24175bSCyril Plisko char *spa_config_path_env; 5037b702644aSTim Chase boolean_t target_is_spa = B_TRUE; 503886714001SSerapheim Dimitropoulos nvlist_t *cfg = NULL; 5039fa9e4066Sahrens 5040fa9e4066Sahrens (void) setrlimit(RLIMIT_NOFILE, &rl); 5041004388ebScasper (void) enable_extended_FILE_stdio(-1, -1); 5042fa9e4066Sahrens 5043fa9e4066Sahrens dprintf_setup(&argc, argv); 5044fa9e4066Sahrens 5045ae24175bSCyril Plisko /* 5046ae24175bSCyril Plisko * If there is an environment variable SPA_CONFIG_PATH it overrides 5047ae24175bSCyril Plisko * default spa_config_path setting. If -U flag is specified it will 5048ae24175bSCyril Plisko * override this environment variable settings once again. 5049ae24175bSCyril Plisko */ 5050ae24175bSCyril Plisko spa_config_path_env = getenv("SPA_CONFIG_PATH"); 5051ae24175bSCyril Plisko if (spa_config_path_env != NULL) 5052ae24175bSCyril Plisko spa_config_path = spa_config_path_env; 5053ae24175bSCyril Plisko 5054df15e419SMatthew Ahrens while ((c = getopt(argc, argv, 505586714001SSerapheim Dimitropoulos "AbcCdDeEFGhiI:klLmMo:Op:PqRsSt:uU:vVx:X")) != -1) { 5056fa9e4066Sahrens switch (c) { 5057fa9e4066Sahrens case 'b': 5058fa9e4066Sahrens case 'c': 5059ed61ec1dSYuri Pankov case 'C': 5060b24ab676SJeff Bonwick case 'd': 5061ed61ec1dSYuri Pankov case 'D': 50624923c69fSMatthew Ahrens case 'E': 5063ed61ec1dSYuri Pankov case 'G': 5064b24ab676SJeff Bonwick case 'h': 5065b24ab676SJeff Bonwick case 'i': 5066b24ab676SJeff Bonwick case 'l': 5067d6e555bdSGeorge Wilson case 'm': 50682e4c9986SGeorge Wilson case 'M': 5069ed61ec1dSYuri Pankov case 'O': 507044cd46caSbillm case 'R': 5071ed61ec1dSYuri Pankov case 's': 5072b24ab676SJeff Bonwick case 'S': 5073ed61ec1dSYuri Pankov case 'u': 5074fa9e4066Sahrens dump_opt[c]++; 5075fa9e4066Sahrens dump_all = 0; 5076fa9e4066Sahrens break; 5077feef89cfSVictor Latushkin case 'A': 5078ed61ec1dSYuri Pankov case 'e': 5079c8ee1847SVictor Latushkin case 'F': 508086714001SSerapheim Dimitropoulos case 'k': 508182a0a985SVictor Latushkin case 'L': 50823f9d6ad7SLin Ling case 'P': 508364723e36SYuri Pankov case 'q': 5084ed61ec1dSYuri Pankov case 'X': 508582a0a985SVictor Latushkin dump_opt[c]++; 508682a0a985SVictor Latushkin break; 5087ed61ec1dSYuri Pankov /* NB: Sort single match options below. */ 50882e4c9986SGeorge Wilson case 'I': 508931d7e8faSGeorge Wilson max_inflight = strtoull(optarg, NULL, 0); 509031d7e8faSGeorge Wilson if (max_inflight == 0) { 509131d7e8faSGeorge Wilson (void) fprintf(stderr, "maximum number " 509231d7e8faSGeorge Wilson "of inflight I/Os must be greater " 509331d7e8faSGeorge Wilson "than 0\n"); 509431d7e8faSGeorge Wilson usage(); 509531d7e8faSGeorge Wilson } 509631d7e8faSGeorge Wilson break; 5097ed61ec1dSYuri Pankov case 'o': 5098ed61ec1dSYuri Pankov error = set_global_var(optarg); 5099ed61ec1dSYuri Pankov if (error != 0) 5100ed61ec1dSYuri Pankov usage(); 5101ed61ec1dSYuri Pankov break; 5102de6628f0Sck case 'p': 51033ad6c7f9SVictor Latushkin if (searchdirs == NULL) { 51043ad6c7f9SVictor Latushkin searchdirs = umem_alloc(sizeof (char *), 51053ad6c7f9SVictor Latushkin UMEM_NOFAIL); 51063ad6c7f9SVictor Latushkin } else { 51073ad6c7f9SVictor Latushkin char **tmp = umem_alloc((nsearch + 1) * 51083ad6c7f9SVictor Latushkin sizeof (char *), UMEM_NOFAIL); 51093ad6c7f9SVictor Latushkin bcopy(searchdirs, tmp, nsearch * 51103ad6c7f9SVictor Latushkin sizeof (char *)); 51113ad6c7f9SVictor Latushkin umem_free(searchdirs, 51123ad6c7f9SVictor Latushkin nsearch * sizeof (char *)); 51133ad6c7f9SVictor Latushkin searchdirs = tmp; 51143ad6c7f9SVictor Latushkin } 51153ad6c7f9SVictor Latushkin searchdirs[nsearch++] = optarg; 5116de6628f0Sck break; 51172e551927SVictor Latushkin case 't': 5118468c413aSTim Haley max_txg = strtoull(optarg, NULL, 0); 5119468c413aSTim Haley if (max_txg < TXG_INITIAL) { 51202e551927SVictor Latushkin (void) fprintf(stderr, "incorrect txg " 51212e551927SVictor Latushkin "specified: %s\n", optarg); 51222e551927SVictor Latushkin usage(); 51232e551927SVictor Latushkin } 51242e551927SVictor Latushkin break; 5125b24ab676SJeff Bonwick case 'U': 5126b24ab676SJeff Bonwick spa_config_path = optarg; 51274923c69fSMatthew Ahrens if (spa_config_path[0] != '/') { 51284923c69fSMatthew Ahrens (void) fprintf(stderr, 51294923c69fSMatthew Ahrens "cachefile must be an absolute path " 51304923c69fSMatthew Ahrens "(i.e. start with a slash)\n"); 51314923c69fSMatthew Ahrens usage(); 51324923c69fSMatthew Ahrens } 5133b24ab676SJeff Bonwick break; 51342e4c9986SGeorge Wilson case 'v': 51352e4c9986SGeorge Wilson verbose++; 51362e4c9986SGeorge Wilson break; 5137dfd5965fSRichard Yao case 'V': 5138dfd5965fSRichard Yao flags = ZFS_IMPORT_VERBATIM; 5139dfd5965fSRichard Yao break; 51402e4c9986SGeorge Wilson case 'x': 51412e4c9986SGeorge Wilson vn_dumpdir = optarg; 51422e4c9986SGeorge Wilson break; 5143fa9e4066Sahrens default: 5144fa9e4066Sahrens usage(); 5145fa9e4066Sahrens break; 5146fa9e4066Sahrens } 5147fa9e4066Sahrens } 5148fa9e4066Sahrens 51493ad6c7f9SVictor Latushkin if (!dump_opt['e'] && searchdirs != NULL) { 515088b7b0f2SMatthew Ahrens (void) fprintf(stderr, "-p option requires use of -e\n"); 515188b7b0f2SMatthew Ahrens usage(); 515288b7b0f2SMatthew Ahrens } 5153de6628f0Sck 515406be9802SMatthew Ahrens /* 515506be9802SMatthew Ahrens * ZDB does not typically re-read blocks; therefore limit the ARC 515606be9802SMatthew Ahrens * to 256 MB, which can be used entirely for metadata. 515706be9802SMatthew Ahrens */ 515806be9802SMatthew Ahrens zfs_arc_max = zfs_arc_meta_limit = 256 * 1024 * 1024; 515906be9802SMatthew Ahrens 5160f7950bf1SMatthew Ahrens /* 5161f7950bf1SMatthew Ahrens * "zdb -c" uses checksum-verifying scrub i/os which are async reads. 5162f7950bf1SMatthew Ahrens * "zdb -b" uses traversal prefetch which uses async reads. 5163f7950bf1SMatthew Ahrens * For good performance, let several of them be active at once. 5164f7950bf1SMatthew Ahrens */ 5165f7950bf1SMatthew Ahrens zfs_vdev_async_read_max_active = 10; 5166f7950bf1SMatthew Ahrens 51674dd77f9eSMatthew Ahrens /* 51684dd77f9eSMatthew Ahrens * Disable reference tracking for better performance. 51694dd77f9eSMatthew Ahrens */ 51704dd77f9eSMatthew Ahrens reference_tracking_enable = B_FALSE; 51714dd77f9eSMatthew Ahrens 5172e144c4e6SPavel Zakharov /* 5173e144c4e6SPavel Zakharov * Do not fail spa_load when spa_load_verify fails. This is needed 5174e144c4e6SPavel Zakharov * to load non-idle pools. 5175e144c4e6SPavel Zakharov */ 5176e144c4e6SPavel Zakharov spa_load_verify_dryrun = B_TRUE; 5177e144c4e6SPavel Zakharov 5178fa9e4066Sahrens kernel_init(FREAD); 5179de6628f0Sck g_zfs = libzfs_init(); 518091ebeef5Sahrens ASSERT(g_zfs != NULL); 5181fa9e4066Sahrens 5182b24ab676SJeff Bonwick if (dump_all) 5183b24ab676SJeff Bonwick verbose = MAX(verbose, 1); 5184b24ab676SJeff Bonwick 5185fa9e4066Sahrens for (c = 0; c < 256; c++) { 518686714001SSerapheim Dimitropoulos if (dump_all && strchr("AeEFklLOPRSX", c) == NULL) 5187fa9e4066Sahrens dump_opt[c] = 1; 5188fa9e4066Sahrens if (dump_opt[c]) 5189fa9e4066Sahrens dump_opt[c] += verbose; 5190fa9e4066Sahrens } 5191fa9e4066Sahrens 5192feef89cfSVictor Latushkin aok = (dump_opt['A'] == 1) || (dump_opt['A'] > 2); 5193feef89cfSVictor Latushkin zfs_recover = (dump_opt['A'] > 1); 5194feef89cfSVictor Latushkin 5195fa9e4066Sahrens argc -= optind; 5196fa9e4066Sahrens argv += optind; 5197fa9e4066Sahrens 519807428bdfSVictor Latushkin if (argc < 2 && dump_opt['R']) 519907428bdfSVictor Latushkin usage(); 52004923c69fSMatthew Ahrens 52014923c69fSMatthew Ahrens if (dump_opt['E']) { 52024923c69fSMatthew Ahrens if (argc != 1) 52034923c69fSMatthew Ahrens usage(); 52044923c69fSMatthew Ahrens zdb_embedded_block(argv[0]); 52054923c69fSMatthew Ahrens return (0); 52064923c69fSMatthew Ahrens } 52074923c69fSMatthew Ahrens 5208fa9e4066Sahrens if (argc < 1) { 52093ad6c7f9SVictor Latushkin if (!dump_opt['e'] && dump_opt['C']) { 5210e829d913Sck dump_cachefile(spa_config_path); 5211fa9e4066Sahrens return (0); 5212fa9e4066Sahrens } 5213fa9e4066Sahrens usage(); 5214fa9e4066Sahrens } 5215fa9e4066Sahrens 521664723e36SYuri Pankov if (dump_opt['l']) 521764723e36SYuri Pankov return (dump_label(argv[0])); 5218fa9e4066Sahrens 5219ed61ec1dSYuri Pankov if (dump_opt['O']) { 5220ed61ec1dSYuri Pankov if (argc != 2) 5221ed61ec1dSYuri Pankov usage(); 5222ed61ec1dSYuri Pankov dump_opt['v'] = verbose + 3; 5223ed61ec1dSYuri Pankov return (dump_path(argv[0], argv[1])); 5224ed61ec1dSYuri Pankov } 5225ed61ec1dSYuri Pankov 5226c8ee1847SVictor Latushkin if (dump_opt['X'] || dump_opt['F']) 5227c8ee1847SVictor Latushkin rewind = ZPOOL_DO_REWIND | 5228c8ee1847SVictor Latushkin (dump_opt['X'] ? ZPOOL_EXTREME_REWIND : 0); 5229c8ee1847SVictor Latushkin 5230c8ee1847SVictor Latushkin if (nvlist_alloc(&policy, NV_UNIQUE_NAME_TYPE, 0) != 0 || 52315dafeea3SPavel Zakharov nvlist_add_uint64(policy, ZPOOL_LOAD_REQUEST_TXG, max_txg) != 0 || 52325dafeea3SPavel Zakharov nvlist_add_uint32(policy, ZPOOL_LOAD_REWIND_POLICY, rewind) != 0) 5233c8ee1847SVictor Latushkin fatal("internal error: %s", strerror(ENOMEM)); 5234c8ee1847SVictor Latushkin 5235c5904d13Seschrock error = 0; 52363ad6c7f9SVictor Latushkin target = argv[0]; 5237990b4856Slling 52383ad6c7f9SVictor Latushkin if (dump_opt['e']) { 52393ad6c7f9SVictor Latushkin char *name = find_zpool(&target, &cfg, nsearch, searchdirs); 5240990b4856Slling 52413ad6c7f9SVictor Latushkin error = ENOENT; 52423ad6c7f9SVictor Latushkin if (name) { 524307428bdfSVictor Latushkin if (dump_opt['C'] > 1) { 524407428bdfSVictor Latushkin (void) printf("\nConfiguration for import:\n"); 524507428bdfSVictor Latushkin dump_nvlist(cfg, 8); 524607428bdfSVictor Latushkin } 524786714001SSerapheim Dimitropoulos 5248c8ee1847SVictor Latushkin if (nvlist_add_nvlist(cfg, 52495dafeea3SPavel Zakharov ZPOOL_LOAD_POLICY, policy) != 0) { 5250468c413aSTim Haley fatal("can't open '%s': %s", 5251468c413aSTim Haley target, strerror(ENOMEM)); 5252468c413aSTim Haley } 5253dfd5965fSRichard Yao error = spa_import(name, cfg, NULL, flags); 5254de6628f0Sck } 5255c5904d13Seschrock } 5256c5904d13Seschrock 525786714001SSerapheim Dimitropoulos char *checkpoint_pool = NULL; 525886714001SSerapheim Dimitropoulos char *checkpoint_target = NULL; 525986714001SSerapheim Dimitropoulos if (dump_opt['k']) { 526086714001SSerapheim Dimitropoulos checkpoint_pool = import_checkpointed_state(target, cfg, 526186714001SSerapheim Dimitropoulos &checkpoint_target); 526286714001SSerapheim Dimitropoulos 526386714001SSerapheim Dimitropoulos if (checkpoint_target != NULL) 526486714001SSerapheim Dimitropoulos target = checkpoint_target; 526586714001SSerapheim Dimitropoulos 526686714001SSerapheim Dimitropoulos } 526786714001SSerapheim Dimitropoulos 5268b702644aSTim Chase if (strpbrk(target, "/@") != NULL) { 5269b702644aSTim Chase size_t targetlen; 5270b702644aSTim Chase 5271b702644aSTim Chase target_is_spa = B_FALSE; 5272b702644aSTim Chase /* 5273b702644aSTim Chase * Remove any trailing slash. Later code would get confused 5274b702644aSTim Chase * by it, but we want to allow it so that "pool/" can 5275b702644aSTim Chase * indicate that we want to dump the topmost filesystem, 5276b702644aSTim Chase * rather than the whole pool. 5277b702644aSTim Chase */ 5278b702644aSTim Chase targetlen = strlen(target); 5279b702644aSTim Chase if (targetlen != 0 && target[targetlen - 1] == '/') 5280b702644aSTim Chase target[targetlen - 1] = '\0'; 5281b702644aSTim Chase } 5282b702644aSTim Chase 5283c5904d13Seschrock if (error == 0) { 528486714001SSerapheim Dimitropoulos if (dump_opt['k'] && (target_is_spa || dump_opt['R'])) { 528586714001SSerapheim Dimitropoulos ASSERT(checkpoint_pool != NULL); 528686714001SSerapheim Dimitropoulos ASSERT(checkpoint_target == NULL); 528786714001SSerapheim Dimitropoulos 528886714001SSerapheim Dimitropoulos error = spa_open(checkpoint_pool, &spa, FTAG); 528986714001SSerapheim Dimitropoulos if (error != 0) { 529086714001SSerapheim Dimitropoulos fatal("Tried to open pool \"%s\" but " 529186714001SSerapheim Dimitropoulos "spa_open() failed with error %d\n", 529286714001SSerapheim Dimitropoulos checkpoint_pool, error); 529386714001SSerapheim Dimitropoulos } 529486714001SSerapheim Dimitropoulos 529586714001SSerapheim Dimitropoulos } else if (target_is_spa || dump_opt['R']) { 529680eb36f2SGeorge Wilson error = spa_open_rewind(target, &spa, FTAG, policy, 529780eb36f2SGeorge Wilson NULL); 52988f18d1faSGeorge Wilson if (error) { 52998f18d1faSGeorge Wilson /* 53008f18d1faSGeorge Wilson * If we're missing the log device then 53018f18d1faSGeorge Wilson * try opening the pool after clearing the 53028f18d1faSGeorge Wilson * log state. 53038f18d1faSGeorge Wilson */ 53048f18d1faSGeorge Wilson mutex_enter(&spa_namespace_lock); 53053ad6c7f9SVictor Latushkin if ((spa = spa_lookup(target)) != NULL && 53068f18d1faSGeorge Wilson spa->spa_log_state == SPA_LOG_MISSING) { 53078f18d1faSGeorge Wilson spa->spa_log_state = SPA_LOG_CLEAR; 53088f18d1faSGeorge Wilson error = 0; 53098f18d1faSGeorge Wilson } 53108f18d1faSGeorge Wilson mutex_exit(&spa_namespace_lock); 53118f18d1faSGeorge Wilson 531280eb36f2SGeorge Wilson if (!error) { 531380eb36f2SGeorge Wilson error = spa_open_rewind(target, &spa, 531480eb36f2SGeorge Wilson FTAG, policy, NULL); 531580eb36f2SGeorge Wilson } 53168f18d1faSGeorge Wilson } 531707428bdfSVictor Latushkin } else { 5318ed61ec1dSYuri Pankov error = open_objset(target, DMU_OST_ANY, FTAG, &os); 5319c5904d13Seschrock } 5320fa9e4066Sahrens } 532180eb36f2SGeorge Wilson nvlist_free(policy); 532280eb36f2SGeorge Wilson 5323fa9e4066Sahrens if (error) 53243ad6c7f9SVictor Latushkin fatal("can't open '%s': %s", target, strerror(error)); 5325fa9e4066Sahrens 5326fa9e4066Sahrens argv++; 532707428bdfSVictor Latushkin argc--; 532807428bdfSVictor Latushkin if (!dump_opt['R']) { 532907428bdfSVictor Latushkin if (argc > 0) { 533007428bdfSVictor Latushkin zopt_objects = argc; 533107428bdfSVictor Latushkin zopt_object = calloc(zopt_objects, sizeof (uint64_t)); 53323f7978d0SAlan Somers for (unsigned i = 0; i < zopt_objects; i++) { 533307428bdfSVictor Latushkin errno = 0; 533407428bdfSVictor Latushkin zopt_object[i] = strtoull(argv[i], NULL, 0); 533507428bdfSVictor Latushkin if (zopt_object[i] == 0 && errno != 0) 533687219db7SVictor Latushkin fatal("bad number %s: %s", 533707428bdfSVictor Latushkin argv[i], strerror(errno)); 533807428bdfSVictor Latushkin } 5339fa9e4066Sahrens } 5340e690fb27SChristopher Siden if (os != NULL) { 5341e690fb27SChristopher Siden dump_dir(os); 5342e690fb27SChristopher Siden } else if (zopt_objects > 0 && !dump_opt['m']) { 5343e690fb27SChristopher Siden dump_dir(spa->spa_meta_objset); 5344e690fb27SChristopher Siden } else { 5345e690fb27SChristopher Siden dump_zpool(spa); 5346e690fb27SChristopher Siden } 5347fa9e4066Sahrens } else { 534807428bdfSVictor Latushkin flagbits['b'] = ZDB_FLAG_PRINT_BLKPTR; 534907428bdfSVictor Latushkin flagbits['c'] = ZDB_FLAG_CHECKSUM; 535007428bdfSVictor Latushkin flagbits['d'] = ZDB_FLAG_DECOMPRESS; 535107428bdfSVictor Latushkin flagbits['e'] = ZDB_FLAG_BSWAP; 535207428bdfSVictor Latushkin flagbits['g'] = ZDB_FLAG_GBH; 535307428bdfSVictor Latushkin flagbits['i'] = ZDB_FLAG_INDIRECT; 535407428bdfSVictor Latushkin flagbits['p'] = ZDB_FLAG_PHYS; 535507428bdfSVictor Latushkin flagbits['r'] = ZDB_FLAG_RAW; 535607428bdfSVictor Latushkin 53573f7978d0SAlan Somers for (int i = 0; i < argc; i++) 535807428bdfSVictor Latushkin zdb_read_block(argv[i], spa); 5359fa9e4066Sahrens } 5360fa9e4066Sahrens 536186714001SSerapheim Dimitropoulos if (dump_opt['k']) { 536286714001SSerapheim Dimitropoulos free(checkpoint_pool); 536386714001SSerapheim Dimitropoulos if (!target_is_spa) 536486714001SSerapheim Dimitropoulos free(checkpoint_target); 536586714001SSerapheim Dimitropoulos } 536686714001SSerapheim Dimitropoulos 5367ed61ec1dSYuri Pankov if (os != NULL) 5368ed61ec1dSYuri Pankov close_objset(os, FTAG); 5369ed61ec1dSYuri Pankov else 5370ed61ec1dSYuri Pankov spa_close(spa, FTAG); 537107428bdfSVictor Latushkin 5372e0d35c44Smarks fuid_table_destroy(); 5373e0d35c44Smarks 537429bdd2f9SPavel Zakharov dump_debug_buffer(); 537529bdd2f9SPavel Zakharov 5376de6628f0Sck libzfs_fini(g_zfs); 5377fa9e4066Sahrens kernel_fini(); 5378fa9e4066Sahrens 5379*20b5dafbSPaul Dagnelie return (error); 5380fa9e4066Sahrens } 5381