1168404Spjd/* 2168404Spjd * CDDL HEADER START 3168404Spjd * 4168404Spjd * The contents of this file are subject to the terms of the 5168404Spjd * Common Development and Distribution License (the "License"). 6168404Spjd * You may not use this file except in compliance with the License. 7168404Spjd * 8168404Spjd * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 9168404Spjd * or http://www.opensolaris.org/os/licensing. 10168404Spjd * See the License for the specific language governing permissions 11168404Spjd * and limitations under the License. 12168404Spjd * 13168404Spjd * When distributing Covered Code, include this CDDL HEADER in each 14168404Spjd * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 15168404Spjd * If applicable, add the following below this CDDL HEADER, with the 16168404Spjd * fields enclosed by brackets "[]" replaced with your own identifying 17168404Spjd * information: Portions Copyright [yyyy] [name of copyright owner] 18168404Spjd * 19168404Spjd * CDDL HEADER END 20168404Spjd */ 21243674Smm 22168404Spjd/* 23219089Spjd * Copyright (c) 2005, 2010, Oracle and/or its affiliates. All rights reserved. 24265751Sdelphij * Copyright (c) 2012, 2014 by Delphix. All rights reserved. 25168404Spjd */ 26168404Spjd 27168404Spjd#include <stdio.h> 28249643Smm#include <unistd.h> 29168404Spjd#include <stdio_ext.h> 30168404Spjd#include <stdlib.h> 31168404Spjd#include <ctype.h> 32168404Spjd#include <sys/zfs_context.h> 33168404Spjd#include <sys/spa.h> 34168404Spjd#include <sys/spa_impl.h> 35168404Spjd#include <sys/dmu.h> 36168404Spjd#include <sys/zap.h> 37168404Spjd#include <sys/fs/zfs.h> 38168404Spjd#include <sys/zfs_znode.h> 39219089Spjd#include <sys/zfs_sa.h> 40219089Spjd#include <sys/sa.h> 41219089Spjd#include <sys/sa_impl.h> 42168404Spjd#include <sys/vdev.h> 43168404Spjd#include <sys/vdev_impl.h> 44168404Spjd#include <sys/metaslab_impl.h> 45168404Spjd#include <sys/dmu_objset.h> 46168404Spjd#include <sys/dsl_dir.h> 47168404Spjd#include <sys/dsl_dataset.h> 48168404Spjd#include <sys/dsl_pool.h> 49168404Spjd#include <sys/dbuf.h> 50168404Spjd#include <sys/zil.h> 51168404Spjd#include <sys/zil_impl.h> 52168404Spjd#include <sys/stat.h> 53168404Spjd#include <sys/resource.h> 54168404Spjd#include <sys/dmu_traverse.h> 55168404Spjd#include <sys/zio_checksum.h> 56168404Spjd#include <sys/zio_compress.h> 57185029Spjd#include <sys/zfs_fuid.h> 58208047Smm#include <sys/arc.h> 59219089Spjd#include <sys/ddt.h> 60243674Smm#include <sys/zfeature.h> 61249643Smm#include <zfs_comutil.h> 62185029Spjd#undef ZFS_MAXNAMELEN 63185029Spjd#undef verify 64185029Spjd#include <libzfs.h> 65168404Spjd 66244602Smm#define ZDB_COMPRESS_NAME(idx) ((idx) < ZIO_COMPRESS_FUNCTIONS ? \ 67244602Smm zio_compress_table[(idx)].ci_name : "UNKNOWN") 68244602Smm#define ZDB_CHECKSUM_NAME(idx) ((idx) < ZIO_CHECKSUM_FUNCTIONS ? \ 69244602Smm zio_checksum_table[(idx)].ci_name : "UNKNOWN") 70244602Smm#define ZDB_OT_NAME(idx) ((idx) < DMU_OT_NUMTYPES ? \ 71244602Smm dmu_ot[(idx)].ot_name : DMU_OT_IS_VALID(idx) ? \ 72244602Smm dmu_ot_byteswap[DMU_OT_BYTESWAP(idx)].ob_name : "UNKNOWN") 73244602Smm#define ZDB_OT_TYPE(idx) ((idx) < DMU_OT_NUMTYPES ? (idx) : \ 74244602Smm (((idx) == DMU_OTN_ZAP_DATA || (idx) == DMU_OTN_ZAP_METADATA) ? \ 75244602Smm DMU_OT_ZAP_OTHER : DMU_OT_NUMTYPES)) 76219089Spjd 77219089Spjd#ifndef lint 78219089Spjdextern int zfs_recover; 79219089Spjd#else 80219089Spjdint zfs_recover; 81219089Spjd#endif 82219089Spjd 83168404Spjdconst char cmdname[] = "zdb"; 84168404Spjduint8_t dump_opt[256]; 85168404Spjd 86168404Spjdtypedef void object_viewer_t(objset_t *, uint64_t, void *data, size_t size); 87168404Spjd 88168404Spjdextern void dump_intent_log(zilog_t *); 89168404Spjduint64_t *zopt_object = NULL; 90168404Spjdint zopt_objects = 0; 91185029Spjdlibzfs_handle_t *g_zfs; 92263394Sdelphijuint64_t max_inflight = 200; 93168404Spjd 94168404Spjd/* 95168404Spjd * These libumem hooks provide a reasonable set of defaults for the allocator's 96168404Spjd * debugging facilities. 97168404Spjd */ 98168404Spjdconst char * 99168404Spjd_umem_debug_init() 100168404Spjd{ 101168404Spjd return ("default,verbose"); /* $UMEM_DEBUG setting */ 102168404Spjd} 103168404Spjd 104168404Spjdconst char * 105168404Spjd_umem_logging_init(void) 106168404Spjd{ 107168404Spjd return ("fail,contents"); /* $UMEM_LOGGING setting */ 108168404Spjd} 109168404Spjd 110168404Spjdstatic void 111168404Spjdusage(void) 112168404Spjd{ 113168404Spjd (void) fprintf(stderr, 114263394Sdelphij "Usage: %s [-CumdibcsDvhLXFPA] [-t txg] [-e [-p path...]] " 115263394Sdelphij "[-U config] [-M inflight I/Os] poolname [object...]\n" 116263394Sdelphij " %s [-divPA] [-e -p path...] [-U config] dataset " 117263394Sdelphij "[object...]\n" 118263394Sdelphij " %s -m [-LXFPA] [-t txg] [-e [-p path...]] [-U config] " 119263394Sdelphij "poolname [vdev [metaslab...]]\n" 120263394Sdelphij " %s -R [-A] [-e [-p path...]] poolname " 121263394Sdelphij "vdev:offset:size[:flags]\n" 122263394Sdelphij " %s -S [-PA] [-e [-p path...]] [-U config] poolname\n" 123263394Sdelphij " %s -l [-uA] device\n" 124263394Sdelphij " %s -C [-A] [-U config]\n\n", 125219089Spjd cmdname, cmdname, cmdname, cmdname, cmdname, cmdname, cmdname); 126168404Spjd 127219089Spjd (void) fprintf(stderr, " Dataset name must include at least one " 128219089Spjd "separator character '/' or '@'\n"); 129219089Spjd (void) fprintf(stderr, " If dataset name is specified, only that " 130219089Spjd "dataset is dumped\n"); 131219089Spjd (void) fprintf(stderr, " If object numbers are specified, only " 132219089Spjd "those objects are dumped\n\n"); 133219089Spjd (void) fprintf(stderr, " Options to control amount of output:\n"); 134219089Spjd (void) fprintf(stderr, " -u uberblock\n"); 135219089Spjd (void) fprintf(stderr, " -d dataset(s)\n"); 136219089Spjd (void) fprintf(stderr, " -i intent logs\n"); 137219089Spjd (void) fprintf(stderr, " -C config (or cachefile if alone)\n"); 138219089Spjd (void) fprintf(stderr, " -h pool history\n"); 139219089Spjd (void) fprintf(stderr, " -b block statistics\n"); 140219089Spjd (void) fprintf(stderr, " -m metaslabs\n"); 141219089Spjd (void) fprintf(stderr, " -c checksum all metadata (twice for " 142209962Smm "all data) blocks\n"); 143219089Spjd (void) fprintf(stderr, " -s report stats on zdb's I/O\n"); 144219089Spjd (void) fprintf(stderr, " -D dedup statistics\n"); 145219089Spjd (void) fprintf(stderr, " -S simulate dedup to measure effect\n"); 146219089Spjd (void) fprintf(stderr, " -v verbose (applies to all others)\n"); 147168404Spjd (void) fprintf(stderr, " -l dump label contents\n"); 148209962Smm (void) fprintf(stderr, " -L disable leak tracking (do not " 149209962Smm "load spacemaps)\n"); 150219089Spjd (void) fprintf(stderr, " -R read and display block from a " 151219089Spjd "device\n\n"); 152219089Spjd (void) fprintf(stderr, " Below options are intended for use " 153219089Spjd "with other options (except -l):\n"); 154219089Spjd (void) fprintf(stderr, " -A ignore assertions (-A), enable " 155219089Spjd "panic recovery (-AA) or both (-AAA)\n"); 156219089Spjd (void) fprintf(stderr, " -F attempt automatic rewind within " 157219089Spjd "safe range of transaction groups\n"); 158219089Spjd (void) fprintf(stderr, " -U <cachefile_path> -- use alternate " 159185029Spjd "cachefile\n"); 160219089Spjd (void) fprintf(stderr, " -X attempt extreme rewind (does not " 161219089Spjd "work with dataset)\n"); 162219089Spjd (void) fprintf(stderr, " -e pool is exported/destroyed/" 163219089Spjd "has altroot/not in a cachefile\n"); 164219089Spjd (void) fprintf(stderr, " -p <path> -- use one or more with " 165219089Spjd "-e to specify path to vdev dir\n"); 166235701Smm (void) fprintf(stderr, " -P print numbers in parseable form\n"); 167219089Spjd (void) fprintf(stderr, " -t <txg> -- highest txg to use when " 168209962Smm "searching for uberblocks\n"); 169263394Sdelphij (void) fprintf(stderr, " -M <number of inflight I/Os> -- " 170263394Sdelphij "specify the maximum number of checksumming I/Os [default is 200]"); 171168404Spjd (void) fprintf(stderr, "Specify an option more than once (e.g. -bb) " 172168404Spjd "to make only that option verbose\n"); 173168404Spjd (void) fprintf(stderr, "Default is to dump everything non-verbosely\n"); 174168404Spjd exit(1); 175168404Spjd} 176168404Spjd 177209962Smm/* 178209962Smm * Called for usage errors that are discovered after a call to spa_open(), 179209962Smm * dmu_bonus_hold(), or pool_match(). abort() is called for other errors. 180209962Smm */ 181209962Smm 182168404Spjdstatic void 183168404Spjdfatal(const char *fmt, ...) 184168404Spjd{ 185168404Spjd va_list ap; 186168404Spjd 187168404Spjd va_start(ap, fmt); 188168404Spjd (void) fprintf(stderr, "%s: ", cmdname); 189168404Spjd (void) vfprintf(stderr, fmt, ap); 190168404Spjd va_end(ap); 191168404Spjd (void) fprintf(stderr, "\n"); 192168404Spjd 193209962Smm exit(1); 194168404Spjd} 195168404Spjd 196168404Spjd/* ARGSUSED */ 197168404Spjdstatic void 198168404Spjddump_packed_nvlist(objset_t *os, uint64_t object, void *data, size_t size) 199168404Spjd{ 200168404Spjd nvlist_t *nv; 201168404Spjd size_t nvsize = *(uint64_t *)data; 202168404Spjd char *packed = umem_alloc(nvsize, UMEM_NOFAIL); 203168404Spjd 204209962Smm VERIFY(0 == dmu_read(os, object, 0, nvsize, packed, DMU_READ_PREFETCH)); 205168404Spjd 206168404Spjd VERIFY(nvlist_unpack(packed, nvsize, &nv, 0) == 0); 207168404Spjd 208168404Spjd umem_free(packed, nvsize); 209168404Spjd 210168404Spjd dump_nvlist(nv, 8); 211168404Spjd 212168404Spjd nvlist_free(nv); 213168404Spjd} 214168404Spjd 215249643Smm/* ARGSUSED */ 216219089Spjdstatic void 217249643Smmdump_history_offsets(objset_t *os, uint64_t object, void *data, size_t size) 218249643Smm{ 219249643Smm spa_history_phys_t *shp = data; 220249643Smm 221249643Smm if (shp == NULL) 222249643Smm return; 223249643Smm 224249643Smm (void) printf("\t\tpool_create_len = %llu\n", 225249643Smm (u_longlong_t)shp->sh_pool_create_len); 226249643Smm (void) printf("\t\tphys_max_off = %llu\n", 227249643Smm (u_longlong_t)shp->sh_phys_max_off); 228249643Smm (void) printf("\t\tbof = %llu\n", 229249643Smm (u_longlong_t)shp->sh_bof); 230249643Smm (void) printf("\t\teof = %llu\n", 231249643Smm (u_longlong_t)shp->sh_eof); 232249643Smm (void) printf("\t\trecords_lost = %llu\n", 233249643Smm (u_longlong_t)shp->sh_records_lost); 234249643Smm} 235249643Smm 236249643Smmstatic void 237219089Spjdzdb_nicenum(uint64_t num, char *buf) 238219089Spjd{ 239219089Spjd if (dump_opt['P']) 240219089Spjd (void) sprintf(buf, "%llu", (longlong_t)num); 241219089Spjd else 242219089Spjd nicenum(num, buf); 243219089Spjd} 244219089Spjd 245249643Smmconst char histo_stars[] = "****************************************"; 246249643Smmconst int histo_width = sizeof (histo_stars) - 1; 247168404Spjd 248168404Spjdstatic void 249262094Savgdump_histogram(const uint64_t *histo, int size, int offset) 250168404Spjd{ 251168404Spjd int i; 252249643Smm int minidx = size - 1; 253168404Spjd int maxidx = 0; 254168404Spjd uint64_t max = 0; 255168404Spjd 256249643Smm for (i = 0; i < size; i++) { 257168404Spjd if (histo[i] > max) 258168404Spjd max = histo[i]; 259168404Spjd if (histo[i] > 0 && i > maxidx) 260168404Spjd maxidx = i; 261168404Spjd if (histo[i] > 0 && i < minidx) 262168404Spjd minidx = i; 263168404Spjd } 264168404Spjd 265249643Smm if (max < histo_width) 266249643Smm max = histo_width; 267168404Spjd 268249643Smm for (i = minidx; i <= maxidx; i++) { 269249643Smm (void) printf("\t\t\t%3u: %6llu %s\n", 270262094Savg i + offset, (u_longlong_t)histo[i], 271249643Smm &histo_stars[(max - histo[i]) * histo_width / max]); 272249643Smm } 273168404Spjd} 274168404Spjd 275168404Spjdstatic void 276168404Spjddump_zap_stats(objset_t *os, uint64_t object) 277168404Spjd{ 278168404Spjd int error; 279168404Spjd zap_stats_t zs; 280168404Spjd 281168404Spjd error = zap_get_stats(os, object, &zs); 282168404Spjd if (error) 283168404Spjd return; 284168404Spjd 285168404Spjd if (zs.zs_ptrtbl_len == 0) { 286168404Spjd ASSERT(zs.zs_num_blocks == 1); 287168404Spjd (void) printf("\tmicrozap: %llu bytes, %llu entries\n", 288168404Spjd (u_longlong_t)zs.zs_blocksize, 289168404Spjd (u_longlong_t)zs.zs_num_entries); 290168404Spjd return; 291168404Spjd } 292168404Spjd 293168404Spjd (void) printf("\tFat ZAP stats:\n"); 294168404Spjd 295168404Spjd (void) printf("\t\tPointer table:\n"); 296168404Spjd (void) printf("\t\t\t%llu elements\n", 297168404Spjd (u_longlong_t)zs.zs_ptrtbl_len); 298168404Spjd (void) printf("\t\t\tzt_blk: %llu\n", 299168404Spjd (u_longlong_t)zs.zs_ptrtbl_zt_blk); 300168404Spjd (void) printf("\t\t\tzt_numblks: %llu\n", 301168404Spjd (u_longlong_t)zs.zs_ptrtbl_zt_numblks); 302168404Spjd (void) printf("\t\t\tzt_shift: %llu\n", 303168404Spjd (u_longlong_t)zs.zs_ptrtbl_zt_shift); 304168404Spjd (void) printf("\t\t\tzt_blks_copied: %llu\n", 305168404Spjd (u_longlong_t)zs.zs_ptrtbl_blks_copied); 306168404Spjd (void) printf("\t\t\tzt_nextblk: %llu\n", 307168404Spjd (u_longlong_t)zs.zs_ptrtbl_nextblk); 308168404Spjd 309168404Spjd (void) printf("\t\tZAP entries: %llu\n", 310168404Spjd (u_longlong_t)zs.zs_num_entries); 311168404Spjd (void) printf("\t\tLeaf blocks: %llu\n", 312168404Spjd (u_longlong_t)zs.zs_num_leafs); 313168404Spjd (void) printf("\t\tTotal blocks: %llu\n", 314168404Spjd (u_longlong_t)zs.zs_num_blocks); 315168404Spjd (void) printf("\t\tzap_block_type: 0x%llx\n", 316168404Spjd (u_longlong_t)zs.zs_block_type); 317168404Spjd (void) printf("\t\tzap_magic: 0x%llx\n", 318168404Spjd (u_longlong_t)zs.zs_magic); 319168404Spjd (void) printf("\t\tzap_salt: 0x%llx\n", 320168404Spjd (u_longlong_t)zs.zs_salt); 321168404Spjd 322168404Spjd (void) printf("\t\tLeafs with 2^n pointers:\n"); 323262094Savg dump_histogram(zs.zs_leafs_with_2n_pointers, ZAP_HISTOGRAM_SIZE, 0); 324168404Spjd 325168404Spjd (void) printf("\t\tBlocks with n*5 entries:\n"); 326262094Savg dump_histogram(zs.zs_blocks_with_n5_entries, ZAP_HISTOGRAM_SIZE, 0); 327168404Spjd 328168404Spjd (void) printf("\t\tBlocks n/10 full:\n"); 329262094Savg dump_histogram(zs.zs_blocks_n_tenths_full, ZAP_HISTOGRAM_SIZE, 0); 330168404Spjd 331168404Spjd (void) printf("\t\tEntries with n chunks:\n"); 332262094Savg dump_histogram(zs.zs_entries_using_n_chunks, ZAP_HISTOGRAM_SIZE, 0); 333168404Spjd 334168404Spjd (void) printf("\t\tBuckets with n entries:\n"); 335262094Savg dump_histogram(zs.zs_buckets_with_n_entries, ZAP_HISTOGRAM_SIZE, 0); 336168404Spjd} 337168404Spjd 338168404Spjd/*ARGSUSED*/ 339168404Spjdstatic void 340168404Spjddump_none(objset_t *os, uint64_t object, void *data, size_t size) 341168404Spjd{ 342168404Spjd} 343168404Spjd 344168404Spjd/*ARGSUSED*/ 345219089Spjdstatic void 346219089Spjddump_unknown(objset_t *os, uint64_t object, void *data, size_t size) 347219089Spjd{ 348219089Spjd (void) printf("\tUNKNOWN OBJECT TYPE\n"); 349219089Spjd} 350219089Spjd 351219089Spjd/*ARGSUSED*/ 352168404Spjdvoid 353168404Spjddump_uint8(objset_t *os, uint64_t object, void *data, size_t size) 354168404Spjd{ 355168404Spjd} 356168404Spjd 357168404Spjd/*ARGSUSED*/ 358168404Spjdstatic void 359168404Spjddump_uint64(objset_t *os, uint64_t object, void *data, size_t size) 360168404Spjd{ 361168404Spjd} 362168404Spjd 363168404Spjd/*ARGSUSED*/ 364168404Spjdstatic void 365168404Spjddump_zap(objset_t *os, uint64_t object, void *data, size_t size) 366168404Spjd{ 367168404Spjd zap_cursor_t zc; 368168404Spjd zap_attribute_t attr; 369168404Spjd void *prop; 370168404Spjd int i; 371168404Spjd 372168404Spjd dump_zap_stats(os, object); 373168404Spjd (void) printf("\n"); 374168404Spjd 375168404Spjd for (zap_cursor_init(&zc, os, object); 376168404Spjd zap_cursor_retrieve(&zc, &attr) == 0; 377168404Spjd zap_cursor_advance(&zc)) { 378168404Spjd (void) printf("\t\t%s = ", attr.za_name); 379168404Spjd if (attr.za_num_integers == 0) { 380168404Spjd (void) printf("\n"); 381168404Spjd continue; 382168404Spjd } 383168404Spjd prop = umem_zalloc(attr.za_num_integers * 384168404Spjd attr.za_integer_length, UMEM_NOFAIL); 385168404Spjd (void) zap_lookup(os, object, attr.za_name, 386168404Spjd attr.za_integer_length, attr.za_num_integers, prop); 387168404Spjd if (attr.za_integer_length == 1) { 388168404Spjd (void) printf("%s", (char *)prop); 389168404Spjd } else { 390168404Spjd for (i = 0; i < attr.za_num_integers; i++) { 391168404Spjd switch (attr.za_integer_length) { 392168404Spjd case 2: 393168404Spjd (void) printf("%u ", 394168404Spjd ((uint16_t *)prop)[i]); 395168404Spjd break; 396168404Spjd case 4: 397168404Spjd (void) printf("%u ", 398168404Spjd ((uint32_t *)prop)[i]); 399168404Spjd break; 400168404Spjd case 8: 401168404Spjd (void) printf("%lld ", 402168404Spjd (u_longlong_t)((int64_t *)prop)[i]); 403168404Spjd break; 404168404Spjd } 405168404Spjd } 406168404Spjd } 407168404Spjd (void) printf("\n"); 408168404Spjd umem_free(prop, attr.za_num_integers * attr.za_integer_length); 409168404Spjd } 410168404Spjd zap_cursor_fini(&zc); 411168404Spjd} 412168404Spjd 413185029Spjd/*ARGSUSED*/ 414168404Spjdstatic void 415219089Spjddump_ddt_zap(objset_t *os, uint64_t object, void *data, size_t size) 416219089Spjd{ 417219089Spjd dump_zap_stats(os, object); 418219089Spjd /* contents are printed elsewhere, properly decoded */ 419219089Spjd} 420219089Spjd 421219089Spjd/*ARGSUSED*/ 422219089Spjdstatic void 423219089Spjddump_sa_attrs(objset_t *os, uint64_t object, void *data, size_t size) 424219089Spjd{ 425219089Spjd zap_cursor_t zc; 426219089Spjd zap_attribute_t attr; 427219089Spjd 428219089Spjd dump_zap_stats(os, object); 429219089Spjd (void) printf("\n"); 430219089Spjd 431219089Spjd for (zap_cursor_init(&zc, os, object); 432219089Spjd zap_cursor_retrieve(&zc, &attr) == 0; 433219089Spjd zap_cursor_advance(&zc)) { 434219089Spjd (void) printf("\t\t%s = ", attr.za_name); 435219089Spjd if (attr.za_num_integers == 0) { 436219089Spjd (void) printf("\n"); 437219089Spjd continue; 438219089Spjd } 439219089Spjd (void) printf(" %llx : [%d:%d:%d]\n", 440219089Spjd (u_longlong_t)attr.za_first_integer, 441219089Spjd (int)ATTR_LENGTH(attr.za_first_integer), 442219089Spjd (int)ATTR_BSWAP(attr.za_first_integer), 443219089Spjd (int)ATTR_NUM(attr.za_first_integer)); 444219089Spjd } 445219089Spjd zap_cursor_fini(&zc); 446219089Spjd} 447219089Spjd 448219089Spjd/*ARGSUSED*/ 449219089Spjdstatic void 450219089Spjddump_sa_layouts(objset_t *os, uint64_t object, void *data, size_t size) 451219089Spjd{ 452219089Spjd zap_cursor_t zc; 453219089Spjd zap_attribute_t attr; 454219089Spjd uint16_t *layout_attrs; 455219089Spjd int i; 456219089Spjd 457219089Spjd dump_zap_stats(os, object); 458219089Spjd (void) printf("\n"); 459219089Spjd 460219089Spjd for (zap_cursor_init(&zc, os, object); 461219089Spjd zap_cursor_retrieve(&zc, &attr) == 0; 462219089Spjd zap_cursor_advance(&zc)) { 463219089Spjd (void) printf("\t\t%s = [", attr.za_name); 464219089Spjd if (attr.za_num_integers == 0) { 465219089Spjd (void) printf("\n"); 466219089Spjd continue; 467219089Spjd } 468219089Spjd 469219089Spjd VERIFY(attr.za_integer_length == 2); 470219089Spjd layout_attrs = umem_zalloc(attr.za_num_integers * 471219089Spjd attr.za_integer_length, UMEM_NOFAIL); 472219089Spjd 473219089Spjd VERIFY(zap_lookup(os, object, attr.za_name, 474219089Spjd attr.za_integer_length, 475219089Spjd attr.za_num_integers, layout_attrs) == 0); 476219089Spjd 477219089Spjd for (i = 0; i != attr.za_num_integers; i++) 478219089Spjd (void) printf(" %d ", (int)layout_attrs[i]); 479219089Spjd (void) printf("]\n"); 480219089Spjd umem_free(layout_attrs, 481219089Spjd attr.za_num_integers * attr.za_integer_length); 482219089Spjd } 483219089Spjd zap_cursor_fini(&zc); 484219089Spjd} 485219089Spjd 486219089Spjd/*ARGSUSED*/ 487219089Spjdstatic void 488185029Spjddump_zpldir(objset_t *os, uint64_t object, void *data, size_t size) 489185029Spjd{ 490185029Spjd zap_cursor_t zc; 491185029Spjd zap_attribute_t attr; 492185029Spjd const char *typenames[] = { 493185029Spjd /* 0 */ "not specified", 494185029Spjd /* 1 */ "FIFO", 495185029Spjd /* 2 */ "Character Device", 496185029Spjd /* 3 */ "3 (invalid)", 497185029Spjd /* 4 */ "Directory", 498185029Spjd /* 5 */ "5 (invalid)", 499185029Spjd /* 6 */ "Block Device", 500185029Spjd /* 7 */ "7 (invalid)", 501185029Spjd /* 8 */ "Regular File", 502185029Spjd /* 9 */ "9 (invalid)", 503185029Spjd /* 10 */ "Symbolic Link", 504185029Spjd /* 11 */ "11 (invalid)", 505185029Spjd /* 12 */ "Socket", 506185029Spjd /* 13 */ "Door", 507185029Spjd /* 14 */ "Event Port", 508185029Spjd /* 15 */ "15 (invalid)", 509185029Spjd }; 510185029Spjd 511185029Spjd dump_zap_stats(os, object); 512185029Spjd (void) printf("\n"); 513185029Spjd 514185029Spjd for (zap_cursor_init(&zc, os, object); 515185029Spjd zap_cursor_retrieve(&zc, &attr) == 0; 516185029Spjd zap_cursor_advance(&zc)) { 517185029Spjd (void) printf("\t\t%s = %lld (type: %s)\n", 518185029Spjd attr.za_name, ZFS_DIRENT_OBJ(attr.za_first_integer), 519185029Spjd typenames[ZFS_DIRENT_TYPE(attr.za_first_integer)]); 520185029Spjd } 521185029Spjd zap_cursor_fini(&zc); 522185029Spjd} 523185029Spjd 524262094Savgint 525262094Savgget_dtl_refcount(vdev_t *vd) 526262094Savg{ 527262094Savg int refcount = 0; 528262094Savg 529262094Savg if (vd->vdev_ops->vdev_op_leaf) { 530262094Savg space_map_t *sm = vd->vdev_dtl_sm; 531262094Savg 532262094Savg if (sm != NULL && 533262094Savg sm->sm_dbuf->db_size == sizeof (space_map_phys_t)) 534262094Savg return (1); 535262094Savg return (0); 536262094Savg } 537262094Savg 538262094Savg for (int c = 0; c < vd->vdev_children; c++) 539262094Savg refcount += get_dtl_refcount(vd->vdev_child[c]); 540262094Savg return (refcount); 541262094Savg} 542262094Savg 543262094Savgint 544262094Savgget_metaslab_refcount(vdev_t *vd) 545262094Savg{ 546262094Savg int refcount = 0; 547262094Savg 548262094Savg if (vd->vdev_top == vd) { 549262094Savg for (int m = 0; m < vd->vdev_ms_count; m++) { 550262094Savg space_map_t *sm = vd->vdev_ms[m]->ms_sm; 551262094Savg 552262094Savg if (sm != NULL && 553262094Savg sm->sm_dbuf->db_size == sizeof (space_map_phys_t)) 554262094Savg refcount++; 555262094Savg } 556262094Savg } 557262094Savg for (int c = 0; c < vd->vdev_children; c++) 558262094Savg refcount += get_metaslab_refcount(vd->vdev_child[c]); 559262094Savg 560262094Savg return (refcount); 561262094Savg} 562262094Savg 563262094Savgstatic int 564262094Savgverify_spacemap_refcounts(spa_t *spa) 565262094Savg{ 566263391Sdelphij uint64_t expected_refcount = 0; 567263391Sdelphij uint64_t actual_refcount; 568262094Savg 569263391Sdelphij (void) feature_get_refcount(spa, 570263391Sdelphij &spa_feature_table[SPA_FEATURE_SPACEMAP_HISTOGRAM], 571263391Sdelphij &expected_refcount); 572262094Savg actual_refcount = get_dtl_refcount(spa->spa_root_vdev); 573262094Savg actual_refcount += get_metaslab_refcount(spa->spa_root_vdev); 574262094Savg 575262094Savg if (expected_refcount != actual_refcount) { 576263391Sdelphij (void) printf("space map refcount mismatch: expected %lld != " 577263391Sdelphij "actual %lld\n", 578263391Sdelphij (longlong_t)expected_refcount, 579263391Sdelphij (longlong_t)actual_refcount); 580262094Savg return (2); 581262094Savg } 582262094Savg return (0); 583262094Savg} 584262094Savg 585185029Spjdstatic void 586262094Savgdump_spacemap(objset_t *os, space_map_t *sm) 587168404Spjd{ 588168404Spjd uint64_t alloc, offset, entry; 589168404Spjd char *ddata[] = { "ALLOC", "FREE", "CONDENSE", "INVALID", 590168404Spjd "INVALID", "INVALID", "INVALID", "INVALID" }; 591168404Spjd 592262094Savg if (sm == NULL) 593168404Spjd return; 594168404Spjd 595168404Spjd /* 596168404Spjd * Print out the freelist entries in both encoded and decoded form. 597168404Spjd */ 598168404Spjd alloc = 0; 599262094Savg for (offset = 0; offset < space_map_length(sm); 600262094Savg offset += sizeof (entry)) { 601262094Savg uint8_t mapshift = sm->sm_shift; 602262094Savg 603262094Savg VERIFY0(dmu_read(os, space_map_object(sm), offset, 604209962Smm sizeof (entry), &entry, DMU_READ_PREFETCH)); 605168404Spjd if (SM_DEBUG_DECODE(entry)) { 606262094Savg 607219089Spjd (void) printf("\t [%6llu] %s: txg %llu, pass %llu\n", 608168404Spjd (u_longlong_t)(offset / sizeof (entry)), 609168404Spjd ddata[SM_DEBUG_ACTION_DECODE(entry)], 610168404Spjd (u_longlong_t)SM_DEBUG_TXG_DECODE(entry), 611168404Spjd (u_longlong_t)SM_DEBUG_SYNCPASS_DECODE(entry)); 612168404Spjd } else { 613219089Spjd (void) printf("\t [%6llu] %c range:" 614219089Spjd " %010llx-%010llx size: %06llx\n", 615168404Spjd (u_longlong_t)(offset / sizeof (entry)), 616168404Spjd SM_TYPE_DECODE(entry) == SM_ALLOC ? 'A' : 'F', 617168404Spjd (u_longlong_t)((SM_OFFSET_DECODE(entry) << 618262094Savg mapshift) + sm->sm_start), 619168404Spjd (u_longlong_t)((SM_OFFSET_DECODE(entry) << 620262094Savg mapshift) + sm->sm_start + 621262094Savg (SM_RUN_DECODE(entry) << mapshift)), 622168404Spjd (u_longlong_t)(SM_RUN_DECODE(entry) << mapshift)); 623168404Spjd if (SM_TYPE_DECODE(entry) == SM_ALLOC) 624168404Spjd alloc += SM_RUN_DECODE(entry) << mapshift; 625168404Spjd else 626168404Spjd alloc -= SM_RUN_DECODE(entry) << mapshift; 627168404Spjd } 628168404Spjd } 629262094Savg if (alloc != space_map_allocated(sm)) { 630168404Spjd (void) printf("space_map_object alloc (%llu) INCONSISTENT " 631168404Spjd "with space map summary (%llu)\n", 632262094Savg (u_longlong_t)space_map_allocated(sm), (u_longlong_t)alloc); 633168404Spjd } 634168404Spjd} 635168404Spjd 636168404Spjdstatic void 637209962Smmdump_metaslab_stats(metaslab_t *msp) 638209962Smm{ 639219089Spjd char maxbuf[32]; 640262094Savg range_tree_t *rt = msp->ms_tree; 641262094Savg avl_tree_t *t = &msp->ms_size_tree; 642262094Savg int free_pct = range_tree_space(rt) * 100 / msp->ms_size; 643209962Smm 644262094Savg zdb_nicenum(metaslab_block_maxsize(msp), maxbuf); 645209962Smm 646219089Spjd (void) printf("\t %25s %10lu %7s %6s %4s %4d%%\n", 647209962Smm "segments", avl_numnodes(t), "maxsize", maxbuf, 648209962Smm "freepct", free_pct); 649262094Savg (void) printf("\tIn-memory histogram:\n"); 650262094Savg dump_histogram(rt->rt_histogram, RANGE_TREE_HISTOGRAM_SIZE, 0); 651209962Smm} 652209962Smm 653209962Smmstatic void 654168404Spjddump_metaslab(metaslab_t *msp) 655168404Spjd{ 656168404Spjd vdev_t *vd = msp->ms_group->mg_vd; 657168404Spjd spa_t *spa = vd->vdev_spa; 658262094Savg space_map_t *sm = msp->ms_sm; 659219089Spjd char freebuf[32]; 660168404Spjd 661262094Savg zdb_nicenum(msp->ms_size - space_map_allocated(sm), freebuf); 662168404Spjd 663168404Spjd (void) printf( 664219089Spjd "\tmetaslab %6llu offset %12llx spacemap %6llu free %5s\n", 665262094Savg (u_longlong_t)msp->ms_id, (u_longlong_t)msp->ms_start, 666262094Savg (u_longlong_t)space_map_object(sm), freebuf); 667168404Spjd 668262094Savg if (dump_opt['m'] > 2 && !dump_opt['L']) { 669209962Smm mutex_enter(&msp->ms_lock); 670262094Savg metaslab_load_wait(msp); 671262094Savg if (!msp->ms_loaded) { 672262094Savg VERIFY0(metaslab_load(msp)); 673262094Savg range_tree_stat_verify(msp->ms_tree); 674262094Savg } 675209962Smm dump_metaslab_stats(msp); 676262094Savg metaslab_unload(msp); 677209962Smm mutex_exit(&msp->ms_lock); 678209962Smm } 679168404Spjd 680262094Savg if (dump_opt['m'] > 1 && sm != NULL && 681263391Sdelphij spa_feature_is_active(spa, SPA_FEATURE_SPACEMAP_HISTOGRAM)) { 682262094Savg /* 683262094Savg * The space map histogram represents free space in chunks 684262094Savg * of sm_shift (i.e. bucket 0 refers to 2^sm_shift). 685262094Savg */ 686262094Savg (void) printf("\tOn-disk histogram:\n"); 687262094Savg dump_histogram(sm->sm_phys->smp_histogram, 688262094Savg SPACE_MAP_HISTOGRAM_SIZE(sm), sm->sm_shift); 689262094Savg } 690209962Smm 691262094Savg if (dump_opt['d'] > 5 || dump_opt['m'] > 3) { 692262094Savg ASSERT(msp->ms_size == (1ULL << vd->vdev_ms_shift)); 693262094Savg 694209962Smm mutex_enter(&msp->ms_lock); 695262094Savg dump_spacemap(spa->spa_meta_objset, msp->ms_sm); 696209962Smm mutex_exit(&msp->ms_lock); 697209962Smm } 698168404Spjd} 699168404Spjd 700168404Spjdstatic void 701219089Spjdprint_vdev_metaslab_header(vdev_t *vd) 702219089Spjd{ 703219089Spjd (void) printf("\tvdev %10llu\n\t%-10s%5llu %-19s %-15s %-10s\n", 704219089Spjd (u_longlong_t)vd->vdev_id, 705219089Spjd "metaslabs", (u_longlong_t)vd->vdev_ms_count, 706219089Spjd "offset", "spacemap", "free"); 707219089Spjd (void) printf("\t%15s %19s %15s %10s\n", 708219089Spjd "---------------", "-------------------", 709219089Spjd "---------------", "-------------"); 710219089Spjd} 711219089Spjd 712219089Spjdstatic void 713168404Spjddump_metaslabs(spa_t *spa) 714168404Spjd{ 715219089Spjd vdev_t *vd, *rvd = spa->spa_root_vdev; 716219089Spjd uint64_t m, c = 0, children = rvd->vdev_children; 717168404Spjd 718168404Spjd (void) printf("\nMetaslabs:\n"); 719168404Spjd 720219089Spjd if (!dump_opt['d'] && zopt_objects > 0) { 721219089Spjd c = zopt_object[0]; 722219089Spjd 723219089Spjd if (c >= children) 724219089Spjd (void) fatal("bad vdev id: %llu", (u_longlong_t)c); 725219089Spjd 726219089Spjd if (zopt_objects > 1) { 727219089Spjd vd = rvd->vdev_child[c]; 728219089Spjd print_vdev_metaslab_header(vd); 729219089Spjd 730219089Spjd for (m = 1; m < zopt_objects; m++) { 731219089Spjd if (zopt_object[m] < vd->vdev_ms_count) 732219089Spjd dump_metaslab( 733219089Spjd vd->vdev_ms[zopt_object[m]]); 734219089Spjd else 735219089Spjd (void) fprintf(stderr, "bad metaslab " 736219089Spjd "number %llu\n", 737219089Spjd (u_longlong_t)zopt_object[m]); 738219089Spjd } 739219089Spjd (void) printf("\n"); 740219089Spjd return; 741219089Spjd } 742219089Spjd children = c + 1; 743219089Spjd } 744219089Spjd for (; c < children; c++) { 745168404Spjd vd = rvd->vdev_child[c]; 746219089Spjd print_vdev_metaslab_header(vd); 747168404Spjd 748168404Spjd for (m = 0; m < vd->vdev_ms_count; m++) 749168404Spjd dump_metaslab(vd->vdev_ms[m]); 750168404Spjd (void) printf("\n"); 751168404Spjd } 752168404Spjd} 753168404Spjd 754168404Spjdstatic void 755219089Spjddump_dde(const ddt_t *ddt, const ddt_entry_t *dde, uint64_t index) 756219089Spjd{ 757219089Spjd const ddt_phys_t *ddp = dde->dde_phys; 758219089Spjd const ddt_key_t *ddk = &dde->dde_key; 759219089Spjd char *types[4] = { "ditto", "single", "double", "triple" }; 760219089Spjd char blkbuf[BP_SPRINTF_LEN]; 761219089Spjd blkptr_t blk; 762219089Spjd 763219089Spjd for (int p = 0; p < DDT_PHYS_TYPES; p++, ddp++) { 764219089Spjd if (ddp->ddp_phys_birth == 0) 765219089Spjd continue; 766219089Spjd ddt_bp_create(ddt->ddt_checksum, ddk, ddp, &blk); 767263398Sdelphij snprintf_blkptr(blkbuf, sizeof (blkbuf), &blk); 768219089Spjd (void) printf("index %llx refcnt %llu %s %s\n", 769219089Spjd (u_longlong_t)index, (u_longlong_t)ddp->ddp_refcnt, 770219089Spjd types[p], blkbuf); 771219089Spjd } 772219089Spjd} 773219089Spjd 774219089Spjdstatic void 775219089Spjddump_dedup_ratio(const ddt_stat_t *dds) 776219089Spjd{ 777219089Spjd double rL, rP, rD, D, dedup, compress, copies; 778219089Spjd 779219089Spjd if (dds->dds_blocks == 0) 780219089Spjd return; 781219089Spjd 782219089Spjd rL = (double)dds->dds_ref_lsize; 783219089Spjd rP = (double)dds->dds_ref_psize; 784219089Spjd rD = (double)dds->dds_ref_dsize; 785219089Spjd D = (double)dds->dds_dsize; 786219089Spjd 787219089Spjd dedup = rD / D; 788219089Spjd compress = rL / rP; 789219089Spjd copies = rD / rP; 790219089Spjd 791219089Spjd (void) printf("dedup = %.2f, compress = %.2f, copies = %.2f, " 792219089Spjd "dedup * compress / copies = %.2f\n\n", 793219089Spjd dedup, compress, copies, dedup * compress / copies); 794219089Spjd} 795219089Spjd 796219089Spjdstatic void 797219089Spjddump_ddt(ddt_t *ddt, enum ddt_type type, enum ddt_class class) 798219089Spjd{ 799219089Spjd char name[DDT_NAMELEN]; 800219089Spjd ddt_entry_t dde; 801219089Spjd uint64_t walk = 0; 802219089Spjd dmu_object_info_t doi; 803219089Spjd uint64_t count, dspace, mspace; 804219089Spjd int error; 805219089Spjd 806219089Spjd error = ddt_object_info(ddt, type, class, &doi); 807219089Spjd 808219089Spjd if (error == ENOENT) 809219089Spjd return; 810219089Spjd ASSERT(error == 0); 811219089Spjd 812246574Sdelphij error = ddt_object_count(ddt, type, class, &count); 813246574Sdelphij ASSERT(error == 0); 814246574Sdelphij if (count == 0) 815219089Spjd return; 816219089Spjd 817219089Spjd dspace = doi.doi_physical_blocks_512 << 9; 818219089Spjd mspace = doi.doi_fill_count * doi.doi_data_block_size; 819219089Spjd 820219089Spjd ddt_object_name(ddt, type, class, name); 821219089Spjd 822219089Spjd (void) printf("%s: %llu entries, size %llu on disk, %llu in core\n", 823219089Spjd name, 824219089Spjd (u_longlong_t)count, 825219089Spjd (u_longlong_t)(dspace / count), 826219089Spjd (u_longlong_t)(mspace / count)); 827219089Spjd 828219089Spjd if (dump_opt['D'] < 3) 829219089Spjd return; 830219089Spjd 831219089Spjd zpool_dump_ddt(NULL, &ddt->ddt_histogram[type][class]); 832219089Spjd 833219089Spjd if (dump_opt['D'] < 4) 834219089Spjd return; 835219089Spjd 836219089Spjd if (dump_opt['D'] < 5 && class == DDT_CLASS_UNIQUE) 837219089Spjd return; 838219089Spjd 839219089Spjd (void) printf("%s contents:\n\n", name); 840219089Spjd 841219089Spjd while ((error = ddt_object_walk(ddt, type, class, &walk, &dde)) == 0) 842219089Spjd dump_dde(ddt, &dde, walk); 843219089Spjd 844219089Spjd ASSERT(error == ENOENT); 845219089Spjd 846219089Spjd (void) printf("\n"); 847219089Spjd} 848219089Spjd 849219089Spjdstatic void 850219089Spjddump_all_ddts(spa_t *spa) 851219089Spjd{ 852219089Spjd ddt_histogram_t ddh_total = { 0 }; 853219089Spjd ddt_stat_t dds_total = { 0 }; 854219089Spjd 855219089Spjd for (enum zio_checksum c = 0; c < ZIO_CHECKSUM_FUNCTIONS; c++) { 856219089Spjd ddt_t *ddt = spa->spa_ddt[c]; 857219089Spjd for (enum ddt_type type = 0; type < DDT_TYPES; type++) { 858219089Spjd for (enum ddt_class class = 0; class < DDT_CLASSES; 859219089Spjd class++) { 860219089Spjd dump_ddt(ddt, type, class); 861219089Spjd } 862219089Spjd } 863219089Spjd } 864219089Spjd 865219089Spjd ddt_get_dedup_stats(spa, &dds_total); 866219089Spjd 867219089Spjd if (dds_total.dds_blocks == 0) { 868219089Spjd (void) printf("All DDTs are empty\n"); 869219089Spjd return; 870219089Spjd } 871219089Spjd 872219089Spjd (void) printf("\n"); 873219089Spjd 874219089Spjd if (dump_opt['D'] > 1) { 875219089Spjd (void) printf("DDT histogram (aggregated over all DDTs):\n"); 876219089Spjd ddt_get_dedup_histogram(spa, &ddh_total); 877219089Spjd zpool_dump_ddt(&dds_total, &ddh_total); 878219089Spjd } 879219089Spjd 880219089Spjd dump_dedup_ratio(&dds_total); 881219089Spjd} 882219089Spjd 883219089Spjdstatic void 884262094Savgdump_dtl_seg(void *arg, uint64_t start, uint64_t size) 885209962Smm{ 886262094Savg char *prefix = arg; 887209962Smm 888209962Smm (void) printf("%s [%llu,%llu) length %llu\n", 889209962Smm prefix, 890209962Smm (u_longlong_t)start, 891209962Smm (u_longlong_t)(start + size), 892209962Smm (u_longlong_t)(size)); 893209962Smm} 894209962Smm 895209962Smmstatic void 896168404Spjddump_dtl(vdev_t *vd, int indent) 897168404Spjd{ 898209962Smm spa_t *spa = vd->vdev_spa; 899209962Smm boolean_t required; 900209962Smm char *name[DTL_TYPES] = { "missing", "partial", "scrub", "outage" }; 901209962Smm char prefix[256]; 902168404Spjd 903219089Spjd spa_vdev_state_enter(spa, SCL_NONE); 904209962Smm required = vdev_dtl_required(vd); 905209962Smm (void) spa_vdev_state_exit(spa, NULL, 0); 906209962Smm 907168404Spjd if (indent == 0) 908168404Spjd (void) printf("\nDirty time logs:\n\n"); 909168404Spjd 910209962Smm (void) printf("\t%*s%s [%s]\n", indent, "", 911185029Spjd vd->vdev_path ? vd->vdev_path : 912209962Smm vd->vdev_parent ? vd->vdev_ops->vdev_op_type : spa_name(spa), 913209962Smm required ? "DTL-required" : "DTL-expendable"); 914168404Spjd 915209962Smm for (int t = 0; t < DTL_TYPES; t++) { 916262094Savg range_tree_t *rt = vd->vdev_dtl[t]; 917262094Savg if (range_tree_space(rt) == 0) 918209962Smm continue; 919209962Smm (void) snprintf(prefix, sizeof (prefix), "\t%*s%s", 920209962Smm indent + 2, "", name[t]); 921262094Savg mutex_enter(rt->rt_lock); 922262094Savg range_tree_walk(rt, dump_dtl_seg, prefix); 923262094Savg mutex_exit(rt->rt_lock); 924209962Smm if (dump_opt['d'] > 5 && vd->vdev_children == 0) 925262094Savg dump_spacemap(spa->spa_meta_objset, vd->vdev_dtl_sm); 926168404Spjd } 927168404Spjd 928209962Smm for (int c = 0; c < vd->vdev_children; c++) 929168404Spjd dump_dtl(vd->vdev_child[c], indent + 4); 930168404Spjd} 931168404Spjd 932265040Sdelphij/* from spa_history.c: spa_history_create_obj() */ 933265040Sdelphij#define HIS_BUF_LEN_DEF (128 << 10) 934265040Sdelphij#define HIS_BUF_LEN_MAX (1 << 30) 935265040Sdelphij 936219089Spjdstatic void 937219089Spjddump_history(spa_t *spa) 938219089Spjd{ 939219089Spjd nvlist_t **events = NULL; 940265040Sdelphij char *buf = NULL; 941265040Sdelphij uint64_t bufsize = HIS_BUF_LEN_DEF; 942219089Spjd uint64_t resid, len, off = 0; 943219089Spjd uint_t num = 0; 944219089Spjd int error; 945219089Spjd time_t tsec; 946219089Spjd struct tm t; 947219089Spjd char tbuf[30]; 948219089Spjd char internalstr[MAXPATHLEN]; 949219089Spjd 950265040Sdelphij if ((buf = malloc(bufsize)) == NULL) 951265040Sdelphij (void) fprintf(stderr, "Unable to read history: " 952265040Sdelphij "out of memory\n"); 953219089Spjd do { 954265040Sdelphij len = bufsize; 955219089Spjd 956219089Spjd if ((error = spa_history_get(spa, &off, &len, buf)) != 0) { 957219089Spjd (void) fprintf(stderr, "Unable to read history: " 958219089Spjd "error %d\n", error); 959219089Spjd return; 960219089Spjd } 961219089Spjd 962219089Spjd if (zpool_history_unpack(buf, len, &resid, &events, &num) != 0) 963219089Spjd break; 964265040Sdelphij off -= resid; 965219089Spjd 966265040Sdelphij /* 967265040Sdelphij * If the history block is too big, double the buffer 968265040Sdelphij * size and try again. 969265040Sdelphij */ 970265040Sdelphij if (resid == len) { 971265040Sdelphij free(buf); 972265040Sdelphij buf = NULL; 973265040Sdelphij 974265040Sdelphij bufsize <<= 1; 975265040Sdelphij if ((bufsize >= HIS_BUF_LEN_MAX) || 976265040Sdelphij ((buf = malloc(bufsize)) == NULL)) { 977265040Sdelphij (void) fprintf(stderr, "Unable to read history: " 978265040Sdelphij "out of memory\n"); 979265040Sdelphij return; 980265040Sdelphij } 981265040Sdelphij } 982219089Spjd } while (len != 0); 983265040Sdelphij free(buf); 984219089Spjd 985219089Spjd (void) printf("\nHistory:\n"); 986219089Spjd for (int i = 0; i < num; i++) { 987219089Spjd uint64_t time, txg, ievent; 988219089Spjd char *cmd, *intstr; 989249643Smm boolean_t printed = B_FALSE; 990219089Spjd 991219089Spjd if (nvlist_lookup_uint64(events[i], ZPOOL_HIST_TIME, 992219089Spjd &time) != 0) 993249643Smm goto next; 994219089Spjd if (nvlist_lookup_string(events[i], ZPOOL_HIST_CMD, 995219089Spjd &cmd) != 0) { 996219089Spjd if (nvlist_lookup_uint64(events[i], 997219089Spjd ZPOOL_HIST_INT_EVENT, &ievent) != 0) 998249643Smm goto next; 999219089Spjd verify(nvlist_lookup_uint64(events[i], 1000219089Spjd ZPOOL_HIST_TXG, &txg) == 0); 1001219089Spjd verify(nvlist_lookup_string(events[i], 1002219089Spjd ZPOOL_HIST_INT_STR, &intstr) == 0); 1003249643Smm if (ievent >= ZFS_NUM_LEGACY_HISTORY_EVENTS) 1004249643Smm goto next; 1005219089Spjd 1006219089Spjd (void) snprintf(internalstr, 1007219089Spjd sizeof (internalstr), 1008219089Spjd "[internal %s txg:%lld] %s", 1009219089Spjd zfs_history_event_names[ievent], txg, 1010219089Spjd intstr); 1011219089Spjd cmd = internalstr; 1012219089Spjd } 1013219089Spjd tsec = time; 1014219089Spjd (void) localtime_r(&tsec, &t); 1015219089Spjd (void) strftime(tbuf, sizeof (tbuf), "%F.%T", &t); 1016219089Spjd (void) printf("%s %s\n", tbuf, cmd); 1017249643Smm printed = B_TRUE; 1018249643Smm 1019249643Smmnext: 1020249643Smm if (dump_opt['h'] > 1) { 1021249643Smm if (!printed) 1022249643Smm (void) printf("unrecognized record:\n"); 1023249643Smm dump_nvlist(events[i], 2); 1024249643Smm } 1025219089Spjd } 1026219089Spjd} 1027219089Spjd 1028168404Spjd/*ARGSUSED*/ 1029168404Spjdstatic void 1030168404Spjddump_dnode(objset_t *os, uint64_t object, void *data, size_t size) 1031168404Spjd{ 1032168404Spjd} 1033168404Spjd 1034168404Spjdstatic uint64_t 1035219089Spjdblkid2offset(const dnode_phys_t *dnp, const blkptr_t *bp, const zbookmark_t *zb) 1036168404Spjd{ 1037219089Spjd if (dnp == NULL) { 1038219089Spjd ASSERT(zb->zb_level < 0); 1039219089Spjd if (zb->zb_object == 0) 1040219089Spjd return (zb->zb_blkid); 1041219089Spjd return (zb->zb_blkid * BP_GET_LSIZE(bp)); 1042219089Spjd } 1043168404Spjd 1044219089Spjd ASSERT(zb->zb_level >= 0); 1045219089Spjd 1046219089Spjd return ((zb->zb_blkid << 1047219089Spjd (zb->zb_level * (dnp->dn_indblkshift - SPA_BLKPTRSHIFT))) * 1048168404Spjd dnp->dn_datablkszsec << SPA_MINBLOCKSHIFT); 1049168404Spjd} 1050168404Spjd 1051168404Spjdstatic void 1052263398Sdelphijsnprintf_blkptr_compact(char *blkbuf, size_t buflen, const blkptr_t *bp) 1053168404Spjd{ 1054219089Spjd const dva_t *dva = bp->blk_dva; 1055219089Spjd int ndvas = dump_opt['d'] > 5 ? BP_GET_NDVAS(bp) : 1; 1056168404Spjd 1057249643Smm if (dump_opt['b'] >= 6) { 1058263398Sdelphij snprintf_blkptr(blkbuf, buflen, bp); 1059219089Spjd return; 1060219089Spjd } 1061219089Spjd 1062168404Spjd blkbuf[0] = '\0'; 1063168404Spjd 1064219089Spjd for (int i = 0; i < ndvas; i++) 1065263398Sdelphij (void) snprintf(blkbuf + strlen(blkbuf), 1066263398Sdelphij buflen - strlen(blkbuf), "%llu:%llx:%llx ", 1067168404Spjd (u_longlong_t)DVA_GET_VDEV(&dva[i]), 1068168404Spjd (u_longlong_t)DVA_GET_OFFSET(&dva[i]), 1069168404Spjd (u_longlong_t)DVA_GET_ASIZE(&dva[i])); 1070168404Spjd 1071263398Sdelphij if (BP_IS_HOLE(bp)) { 1072263398Sdelphij (void) snprintf(blkbuf + strlen(blkbuf), 1073263398Sdelphij buflen - strlen(blkbuf), "B=%llu", 1074263398Sdelphij (u_longlong_t)bp->blk_birth); 1075263398Sdelphij } else { 1076263398Sdelphij (void) snprintf(blkbuf + strlen(blkbuf), 1077263398Sdelphij buflen - strlen(blkbuf), 1078263398Sdelphij "%llxL/%llxP F=%llu B=%llu/%llu", 1079263398Sdelphij (u_longlong_t)BP_GET_LSIZE(bp), 1080263398Sdelphij (u_longlong_t)BP_GET_PSIZE(bp), 1081263398Sdelphij (u_longlong_t)bp->blk_fill, 1082263398Sdelphij (u_longlong_t)bp->blk_birth, 1083263398Sdelphij (u_longlong_t)BP_PHYSICAL_BIRTH(bp)); 1084263398Sdelphij } 1085168404Spjd} 1086168404Spjd 1087208047Smmstatic void 1088208047Smmprint_indirect(blkptr_t *bp, const zbookmark_t *zb, 1089208047Smm const dnode_phys_t *dnp) 1090168404Spjd{ 1091208047Smm char blkbuf[BP_SPRINTF_LEN]; 1092168404Spjd int l; 1093168404Spjd 1094208047Smm ASSERT3U(BP_GET_TYPE(bp), ==, dnp->dn_type); 1095208047Smm ASSERT3U(BP_GET_LEVEL(bp), ==, zb->zb_level); 1096168404Spjd 1097219089Spjd (void) printf("%16llx ", (u_longlong_t)blkid2offset(dnp, bp, zb)); 1098168404Spjd 1099208047Smm ASSERT(zb->zb_level >= 0); 1100168404Spjd 1101208047Smm for (l = dnp->dn_nlevels - 1; l >= -1; l--) { 1102208047Smm if (l == zb->zb_level) { 1103208047Smm (void) printf("L%llx", (u_longlong_t)zb->zb_level); 1104208047Smm } else { 1105208047Smm (void) printf(" "); 1106168404Spjd } 1107168404Spjd } 1108168404Spjd 1109263398Sdelphij snprintf_blkptr_compact(blkbuf, sizeof (blkbuf), bp); 1110208047Smm (void) printf("%s\n", blkbuf); 1111208047Smm} 1112208047Smm 1113208047Smmstatic int 1114208047Smmvisit_indirect(spa_t *spa, const dnode_phys_t *dnp, 1115208047Smm blkptr_t *bp, const zbookmark_t *zb) 1116208047Smm{ 1117219089Spjd int err = 0; 1118208047Smm 1119208047Smm if (bp->blk_birth == 0) 1120208047Smm return (0); 1121208047Smm 1122208047Smm print_indirect(bp, zb, dnp); 1123208047Smm 1124263398Sdelphij if (BP_GET_LEVEL(bp) > 0 && !BP_IS_HOLE(bp)) { 1125208047Smm uint32_t flags = ARC_WAIT; 1126208047Smm int i; 1127208047Smm blkptr_t *cbp; 1128208047Smm int epb = BP_GET_LSIZE(bp) >> SPA_BLKPTRSHIFT; 1129208047Smm arc_buf_t *buf; 1130168404Spjd uint64_t fill = 0; 1131168404Spjd 1132247406Smm err = arc_read(NULL, spa, bp, arc_getbuf_func, &buf, 1133208047Smm ZIO_PRIORITY_ASYNC_READ, ZIO_FLAG_CANFAIL, &flags, zb); 1134208047Smm if (err) 1135208047Smm return (err); 1136219089Spjd ASSERT(buf->b_data); 1137168404Spjd 1138208047Smm /* recursively visit blocks below this */ 1139208047Smm cbp = buf->b_data; 1140208047Smm for (i = 0; i < epb; i++, cbp++) { 1141208047Smm zbookmark_t czb; 1142168404Spjd 1143208047Smm SET_BOOKMARK(&czb, zb->zb_objset, zb->zb_object, 1144208047Smm zb->zb_level - 1, 1145208047Smm zb->zb_blkid * epb + i); 1146208047Smm err = visit_indirect(spa, dnp, cbp, &czb); 1147208047Smm if (err) 1148208047Smm break; 1149208047Smm fill += cbp->blk_fill; 1150168404Spjd } 1151209962Smm if (!err) 1152209962Smm ASSERT3U(fill, ==, bp->blk_fill); 1153208047Smm (void) arc_buf_remove_ref(buf, &buf); 1154168404Spjd } 1155168404Spjd 1156208047Smm return (err); 1157168404Spjd} 1158168404Spjd 1159168404Spjd/*ARGSUSED*/ 1160168404Spjdstatic void 1161208047Smmdump_indirect(dnode_t *dn) 1162168404Spjd{ 1163208047Smm dnode_phys_t *dnp = dn->dn_phys; 1164208047Smm int j; 1165208047Smm zbookmark_t czb; 1166168404Spjd 1167168404Spjd (void) printf("Indirect blocks:\n"); 1168168404Spjd 1169219089Spjd SET_BOOKMARK(&czb, dmu_objset_id(dn->dn_objset), 1170208047Smm dn->dn_object, dnp->dn_nlevels - 1, 0); 1171208047Smm for (j = 0; j < dnp->dn_nblkptr; j++) { 1172208047Smm czb.zb_blkid = j; 1173219089Spjd (void) visit_indirect(dmu_objset_spa(dn->dn_objset), dnp, 1174208047Smm &dnp->dn_blkptr[j], &czb); 1175208047Smm } 1176168404Spjd 1177168404Spjd (void) printf("\n"); 1178168404Spjd} 1179168404Spjd 1180168404Spjd/*ARGSUSED*/ 1181168404Spjdstatic void 1182168404Spjddump_dsl_dir(objset_t *os, uint64_t object, void *data, size_t size) 1183168404Spjd{ 1184168404Spjd dsl_dir_phys_t *dd = data; 1185168404Spjd time_t crtime; 1186219089Spjd char nice[32]; 1187168404Spjd 1188168404Spjd if (dd == NULL) 1189168404Spjd return; 1190168404Spjd 1191185029Spjd ASSERT3U(size, >=, sizeof (dsl_dir_phys_t)); 1192168404Spjd 1193168404Spjd crtime = dd->dd_creation_time; 1194168404Spjd (void) printf("\t\tcreation_time = %s", ctime(&crtime)); 1195168404Spjd (void) printf("\t\thead_dataset_obj = %llu\n", 1196168404Spjd (u_longlong_t)dd->dd_head_dataset_obj); 1197168404Spjd (void) printf("\t\tparent_dir_obj = %llu\n", 1198168404Spjd (u_longlong_t)dd->dd_parent_obj); 1199185029Spjd (void) printf("\t\torigin_obj = %llu\n", 1200185029Spjd (u_longlong_t)dd->dd_origin_obj); 1201168404Spjd (void) printf("\t\tchild_dir_zapobj = %llu\n", 1202168404Spjd (u_longlong_t)dd->dd_child_dir_zapobj); 1203219089Spjd zdb_nicenum(dd->dd_used_bytes, nice); 1204185029Spjd (void) printf("\t\tused_bytes = %s\n", nice); 1205219089Spjd zdb_nicenum(dd->dd_compressed_bytes, nice); 1206185029Spjd (void) printf("\t\tcompressed_bytes = %s\n", nice); 1207219089Spjd zdb_nicenum(dd->dd_uncompressed_bytes, nice); 1208185029Spjd (void) printf("\t\tuncompressed_bytes = %s\n", nice); 1209219089Spjd zdb_nicenum(dd->dd_quota, nice); 1210185029Spjd (void) printf("\t\tquota = %s\n", nice); 1211219089Spjd zdb_nicenum(dd->dd_reserved, nice); 1212185029Spjd (void) printf("\t\treserved = %s\n", nice); 1213168404Spjd (void) printf("\t\tprops_zapobj = %llu\n", 1214168404Spjd (u_longlong_t)dd->dd_props_zapobj); 1215185029Spjd (void) printf("\t\tdeleg_zapobj = %llu\n", 1216185029Spjd (u_longlong_t)dd->dd_deleg_zapobj); 1217185029Spjd (void) printf("\t\tflags = %llx\n", 1218185029Spjd (u_longlong_t)dd->dd_flags); 1219185029Spjd 1220185029Spjd#define DO(which) \ 1221219089Spjd zdb_nicenum(dd->dd_used_breakdown[DD_USED_ ## which], nice); \ 1222185029Spjd (void) printf("\t\tused_breakdown[" #which "] = %s\n", nice) 1223185029Spjd DO(HEAD); 1224185029Spjd DO(SNAP); 1225185029Spjd DO(CHILD); 1226185029Spjd DO(CHILD_RSRV); 1227185029Spjd DO(REFRSRV); 1228185029Spjd#undef DO 1229168404Spjd} 1230168404Spjd 1231168404Spjd/*ARGSUSED*/ 1232168404Spjdstatic void 1233168404Spjddump_dsl_dataset(objset_t *os, uint64_t object, void *data, size_t size) 1234168404Spjd{ 1235168404Spjd dsl_dataset_phys_t *ds = data; 1236168404Spjd time_t crtime; 1237219089Spjd char used[32], compressed[32], uncompressed[32], unique[32]; 1238168404Spjd char blkbuf[BP_SPRINTF_LEN]; 1239168404Spjd 1240168404Spjd if (ds == NULL) 1241168404Spjd return; 1242168404Spjd 1243168404Spjd ASSERT(size == sizeof (*ds)); 1244168404Spjd crtime = ds->ds_creation_time; 1245243674Smm zdb_nicenum(ds->ds_referenced_bytes, used); 1246219089Spjd zdb_nicenum(ds->ds_compressed_bytes, compressed); 1247219089Spjd zdb_nicenum(ds->ds_uncompressed_bytes, uncompressed); 1248219089Spjd zdb_nicenum(ds->ds_unique_bytes, unique); 1249263398Sdelphij snprintf_blkptr(blkbuf, sizeof (blkbuf), &ds->ds_bp); 1250168404Spjd 1251185029Spjd (void) printf("\t\tdir_obj = %llu\n", 1252168404Spjd (u_longlong_t)ds->ds_dir_obj); 1253168404Spjd (void) printf("\t\tprev_snap_obj = %llu\n", 1254168404Spjd (u_longlong_t)ds->ds_prev_snap_obj); 1255168404Spjd (void) printf("\t\tprev_snap_txg = %llu\n", 1256168404Spjd (u_longlong_t)ds->ds_prev_snap_txg); 1257168404Spjd (void) printf("\t\tnext_snap_obj = %llu\n", 1258168404Spjd (u_longlong_t)ds->ds_next_snap_obj); 1259168404Spjd (void) printf("\t\tsnapnames_zapobj = %llu\n", 1260168404Spjd (u_longlong_t)ds->ds_snapnames_zapobj); 1261168404Spjd (void) printf("\t\tnum_children = %llu\n", 1262168404Spjd (u_longlong_t)ds->ds_num_children); 1263219089Spjd (void) printf("\t\tuserrefs_obj = %llu\n", 1264219089Spjd (u_longlong_t)ds->ds_userrefs_obj); 1265168404Spjd (void) printf("\t\tcreation_time = %s", ctime(&crtime)); 1266168404Spjd (void) printf("\t\tcreation_txg = %llu\n", 1267168404Spjd (u_longlong_t)ds->ds_creation_txg); 1268168404Spjd (void) printf("\t\tdeadlist_obj = %llu\n", 1269168404Spjd (u_longlong_t)ds->ds_deadlist_obj); 1270168404Spjd (void) printf("\t\tused_bytes = %s\n", used); 1271168404Spjd (void) printf("\t\tcompressed_bytes = %s\n", compressed); 1272168404Spjd (void) printf("\t\tuncompressed_bytes = %s\n", uncompressed); 1273168404Spjd (void) printf("\t\tunique = %s\n", unique); 1274168404Spjd (void) printf("\t\tfsid_guid = %llu\n", 1275168404Spjd (u_longlong_t)ds->ds_fsid_guid); 1276168404Spjd (void) printf("\t\tguid = %llu\n", 1277168404Spjd (u_longlong_t)ds->ds_guid); 1278168404Spjd (void) printf("\t\tflags = %llx\n", 1279168404Spjd (u_longlong_t)ds->ds_flags); 1280185029Spjd (void) printf("\t\tnext_clones_obj = %llu\n", 1281185029Spjd (u_longlong_t)ds->ds_next_clones_obj); 1282185029Spjd (void) printf("\t\tprops_obj = %llu\n", 1283185029Spjd (u_longlong_t)ds->ds_props_obj); 1284168404Spjd (void) printf("\t\tbp = %s\n", blkbuf); 1285168404Spjd} 1286168404Spjd 1287219089Spjd/* ARGSUSED */ 1288219089Spjdstatic int 1289243674Smmdump_bptree_cb(void *arg, const blkptr_t *bp, dmu_tx_t *tx) 1290243674Smm{ 1291243674Smm char blkbuf[BP_SPRINTF_LEN]; 1292243674Smm 1293243674Smm if (bp->blk_birth != 0) { 1294263398Sdelphij snprintf_blkptr(blkbuf, sizeof (blkbuf), bp); 1295243674Smm (void) printf("\t%s\n", blkbuf); 1296243674Smm } 1297243674Smm return (0); 1298243674Smm} 1299243674Smm 1300243674Smmstatic void 1301243674Smmdump_bptree(objset_t *os, uint64_t obj, char *name) 1302243674Smm{ 1303243674Smm char bytes[32]; 1304243674Smm bptree_phys_t *bt; 1305243674Smm dmu_buf_t *db; 1306243674Smm 1307243674Smm if (dump_opt['d'] < 3) 1308243674Smm return; 1309243674Smm 1310243674Smm VERIFY3U(0, ==, dmu_bonus_hold(os, obj, FTAG, &db)); 1311243674Smm bt = db->db_data; 1312243674Smm zdb_nicenum(bt->bt_bytes, bytes); 1313243674Smm (void) printf("\n %s: %llu datasets, %s\n", 1314243674Smm name, (unsigned long long)(bt->bt_end - bt->bt_begin), bytes); 1315243674Smm dmu_buf_rele(db, FTAG); 1316243674Smm 1317243674Smm if (dump_opt['d'] < 5) 1318243674Smm return; 1319243674Smm 1320243674Smm (void) printf("\n"); 1321243674Smm 1322243674Smm (void) bptree_iterate(os, obj, B_FALSE, dump_bptree_cb, NULL, NULL); 1323243674Smm} 1324243674Smm 1325243674Smm/* ARGSUSED */ 1326243674Smmstatic int 1327219089Spjddump_bpobj_cb(void *arg, const blkptr_t *bp, dmu_tx_t *tx) 1328219089Spjd{ 1329219089Spjd char blkbuf[BP_SPRINTF_LEN]; 1330219089Spjd 1331219089Spjd ASSERT(bp->blk_birth != 0); 1332263398Sdelphij snprintf_blkptr_compact(blkbuf, sizeof (blkbuf), bp); 1333219089Spjd (void) printf("\t%s\n", blkbuf); 1334219089Spjd return (0); 1335219089Spjd} 1336219089Spjd 1337168404Spjdstatic void 1338248369Smmdump_bpobj(bpobj_t *bpo, char *name, int indent) 1339168404Spjd{ 1340219089Spjd char bytes[32]; 1341219089Spjd char comp[32]; 1342219089Spjd char uncomp[32]; 1343168404Spjd 1344168404Spjd if (dump_opt['d'] < 3) 1345168404Spjd return; 1346168404Spjd 1347219089Spjd zdb_nicenum(bpo->bpo_phys->bpo_bytes, bytes); 1348248369Smm if (bpo->bpo_havesubobj && bpo->bpo_phys->bpo_subobjs != 0) { 1349219089Spjd zdb_nicenum(bpo->bpo_phys->bpo_comp, comp); 1350219089Spjd zdb_nicenum(bpo->bpo_phys->bpo_uncomp, uncomp); 1351248369Smm (void) printf(" %*s: object %llu, %llu local blkptrs, " 1352248369Smm "%llu subobjs, %s (%s/%s comp)\n", 1353248369Smm indent * 8, name, 1354248369Smm (u_longlong_t)bpo->bpo_object, 1355248369Smm (u_longlong_t)bpo->bpo_phys->bpo_num_blkptrs, 1356219089Spjd (u_longlong_t)bpo->bpo_phys->bpo_num_subobjs, 1357168404Spjd bytes, comp, uncomp); 1358248369Smm 1359248369Smm for (uint64_t i = 0; i < bpo->bpo_phys->bpo_num_subobjs; i++) { 1360248369Smm uint64_t subobj; 1361248369Smm bpobj_t subbpo; 1362248369Smm int error; 1363248369Smm VERIFY0(dmu_read(bpo->bpo_os, 1364248369Smm bpo->bpo_phys->bpo_subobjs, 1365248369Smm i * sizeof (subobj), sizeof (subobj), &subobj, 0)); 1366248369Smm error = bpobj_open(&subbpo, bpo->bpo_os, subobj); 1367248369Smm if (error != 0) { 1368248369Smm (void) printf("ERROR %u while trying to open " 1369248369Smm "subobj id %llu\n", 1370248369Smm error, (u_longlong_t)subobj); 1371248369Smm continue; 1372248369Smm } 1373248369Smm dump_bpobj(&subbpo, "subobj", indent + 1); 1374248369Smm bpobj_close(&subbpo); 1375248369Smm } 1376168404Spjd } else { 1377248369Smm (void) printf(" %*s: object %llu, %llu blkptrs, %s\n", 1378248369Smm indent * 8, name, 1379248369Smm (u_longlong_t)bpo->bpo_object, 1380248369Smm (u_longlong_t)bpo->bpo_phys->bpo_num_blkptrs, 1381248369Smm bytes); 1382168404Spjd } 1383168404Spjd 1384219089Spjd if (dump_opt['d'] < 5) 1385168404Spjd return; 1386168404Spjd 1387168404Spjd 1388248369Smm if (indent == 0) { 1389248369Smm (void) bpobj_iterate_nofree(bpo, dump_bpobj_cb, NULL, NULL); 1390248369Smm (void) printf("\n"); 1391248369Smm } 1392219089Spjd} 1393168404Spjd 1394219089Spjdstatic void 1395219089Spjddump_deadlist(dsl_deadlist_t *dl) 1396219089Spjd{ 1397219089Spjd dsl_deadlist_entry_t *dle; 1398248369Smm uint64_t unused; 1399219089Spjd char bytes[32]; 1400219089Spjd char comp[32]; 1401219089Spjd char uncomp[32]; 1402219089Spjd 1403219089Spjd if (dump_opt['d'] < 3) 1404219089Spjd return; 1405219089Spjd 1406219089Spjd zdb_nicenum(dl->dl_phys->dl_used, bytes); 1407219089Spjd zdb_nicenum(dl->dl_phys->dl_comp, comp); 1408219089Spjd zdb_nicenum(dl->dl_phys->dl_uncomp, uncomp); 1409219089Spjd (void) printf("\n Deadlist: %s (%s/%s comp)\n", 1410219089Spjd bytes, comp, uncomp); 1411219089Spjd 1412219089Spjd if (dump_opt['d'] < 4) 1413219089Spjd return; 1414219089Spjd 1415219089Spjd (void) printf("\n"); 1416219089Spjd 1417248369Smm /* force the tree to be loaded */ 1418248369Smm dsl_deadlist_space_range(dl, 0, UINT64_MAX, &unused, &unused, &unused); 1419248369Smm 1420219089Spjd for (dle = avl_first(&dl->dl_tree); dle; 1421219089Spjd dle = AVL_NEXT(&dl->dl_tree, dle)) { 1422248369Smm if (dump_opt['d'] >= 5) { 1423248369Smm char buf[128]; 1424248369Smm (void) snprintf(buf, sizeof (buf), "mintxg %llu -> ", 1425248369Smm (longlong_t)dle->dle_mintxg, 1426248369Smm (longlong_t)dle->dle_bpobj.bpo_object); 1427219089Spjd 1428248369Smm dump_bpobj(&dle->dle_bpobj, buf, 0); 1429248369Smm } else { 1430248369Smm (void) printf("mintxg %llu -> obj %llu\n", 1431248369Smm (longlong_t)dle->dle_mintxg, 1432248369Smm (longlong_t)dle->dle_bpobj.bpo_object); 1433248369Smm 1434248369Smm } 1435168404Spjd } 1436168404Spjd} 1437168404Spjd 1438185029Spjdstatic avl_tree_t idx_tree; 1439185029Spjdstatic avl_tree_t domain_tree; 1440185029Spjdstatic boolean_t fuid_table_loaded; 1441219089Spjdstatic boolean_t sa_loaded; 1442219089Spjdsa_attr_type_t *sa_attr_table; 1443185029Spjd 1444185029Spjdstatic void 1445185029Spjdfuid_table_destroy() 1446185029Spjd{ 1447185029Spjd if (fuid_table_loaded) { 1448185029Spjd zfs_fuid_table_destroy(&idx_tree, &domain_tree); 1449185029Spjd fuid_table_loaded = B_FALSE; 1450185029Spjd } 1451185029Spjd} 1452185029Spjd 1453185029Spjd/* 1454185029Spjd * print uid or gid information. 1455185029Spjd * For normal POSIX id just the id is printed in decimal format. 1456185029Spjd * For CIFS files with FUID the fuid is printed in hex followed by 1457248369Smm * the domain-rid string. 1458185029Spjd */ 1459185029Spjdstatic void 1460185029Spjdprint_idstr(uint64_t id, const char *id_type) 1461185029Spjd{ 1462185029Spjd if (FUID_INDEX(id)) { 1463185029Spjd char *domain; 1464185029Spjd 1465185029Spjd domain = zfs_fuid_idx_domain(&idx_tree, FUID_INDEX(id)); 1466185029Spjd (void) printf("\t%s %llx [%s-%d]\n", id_type, 1467185029Spjd (u_longlong_t)id, domain, (int)FUID_RID(id)); 1468185029Spjd } else { 1469185029Spjd (void) printf("\t%s %llu\n", id_type, (u_longlong_t)id); 1470185029Spjd } 1471185029Spjd 1472185029Spjd} 1473185029Spjd 1474185029Spjdstatic void 1475219089Spjddump_uidgid(objset_t *os, uint64_t uid, uint64_t gid) 1476185029Spjd{ 1477185029Spjd uint32_t uid_idx, gid_idx; 1478185029Spjd 1479219089Spjd uid_idx = FUID_INDEX(uid); 1480219089Spjd gid_idx = FUID_INDEX(gid); 1481185029Spjd 1482185029Spjd /* Load domain table, if not already loaded */ 1483185029Spjd if (!fuid_table_loaded && (uid_idx || gid_idx)) { 1484185029Spjd uint64_t fuid_obj; 1485185029Spjd 1486185029Spjd /* first find the fuid object. It lives in the master node */ 1487185029Spjd VERIFY(zap_lookup(os, MASTER_NODE_OBJ, ZFS_FUID_TABLES, 1488185029Spjd 8, 1, &fuid_obj) == 0); 1489209962Smm zfs_fuid_avl_tree_create(&idx_tree, &domain_tree); 1490185029Spjd (void) zfs_fuid_table_load(os, fuid_obj, 1491185029Spjd &idx_tree, &domain_tree); 1492185029Spjd fuid_table_loaded = B_TRUE; 1493185029Spjd } 1494185029Spjd 1495219089Spjd print_idstr(uid, "uid"); 1496219089Spjd print_idstr(gid, "gid"); 1497185029Spjd} 1498185029Spjd 1499168404Spjd/*ARGSUSED*/ 1500168404Spjdstatic void 1501168404Spjddump_znode(objset_t *os, uint64_t object, void *data, size_t size) 1502168404Spjd{ 1503219089Spjd char path[MAXPATHLEN * 2]; /* allow for xattr and failure prefix */ 1504219089Spjd sa_handle_t *hdl; 1505219089Spjd uint64_t xattr, rdev, gen; 1506219089Spjd uint64_t uid, gid, mode, fsize, parent, links; 1507219089Spjd uint64_t pflags; 1508219089Spjd uint64_t acctm[2], modtm[2], chgtm[2], crtm[2]; 1509168404Spjd time_t z_crtime, z_atime, z_mtime, z_ctime; 1510219089Spjd sa_bulk_attr_t bulk[12]; 1511219089Spjd int idx = 0; 1512168404Spjd int error; 1513168404Spjd 1514219089Spjd if (!sa_loaded) { 1515219089Spjd uint64_t sa_attrs = 0; 1516219089Spjd uint64_t version; 1517168404Spjd 1518219089Spjd VERIFY(zap_lookup(os, MASTER_NODE_OBJ, ZPL_VERSION_STR, 1519219089Spjd 8, 1, &version) == 0); 1520219089Spjd if (version >= ZPL_VERSION_SA) { 1521219089Spjd VERIFY(zap_lookup(os, MASTER_NODE_OBJ, ZFS_SA_ATTRS, 1522219089Spjd 8, 1, &sa_attrs) == 0); 1523219089Spjd } 1524219089Spjd if ((error = sa_setup(os, sa_attrs, zfs_attr_table, 1525219089Spjd ZPL_END, &sa_attr_table)) != 0) { 1526219089Spjd (void) printf("sa_setup failed errno %d, can't " 1527219089Spjd "display znode contents\n", error); 1528219089Spjd return; 1529219089Spjd } 1530219089Spjd sa_loaded = B_TRUE; 1531219089Spjd } 1532219089Spjd 1533219089Spjd if (sa_handle_get(os, object, NULL, SA_HDL_PRIVATE, &hdl)) { 1534219089Spjd (void) printf("Failed to get handle for SA znode\n"); 1535219089Spjd return; 1536219089Spjd } 1537219089Spjd 1538219089Spjd SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_UID], NULL, &uid, 8); 1539219089Spjd SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_GID], NULL, &gid, 8); 1540219089Spjd SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_LINKS], NULL, 1541219089Spjd &links, 8); 1542219089Spjd SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_GEN], NULL, &gen, 8); 1543219089Spjd SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_MODE], NULL, 1544219089Spjd &mode, 8); 1545219089Spjd SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_PARENT], 1546219089Spjd NULL, &parent, 8); 1547219089Spjd SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_SIZE], NULL, 1548219089Spjd &fsize, 8); 1549219089Spjd SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_ATIME], NULL, 1550219089Spjd acctm, 16); 1551219089Spjd SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_MTIME], NULL, 1552219089Spjd modtm, 16); 1553219089Spjd SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_CRTIME], NULL, 1554219089Spjd crtm, 16); 1555219089Spjd SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_CTIME], NULL, 1556219089Spjd chgtm, 16); 1557219089Spjd SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_FLAGS], NULL, 1558219089Spjd &pflags, 8); 1559219089Spjd 1560219089Spjd if (sa_bulk_lookup(hdl, bulk, idx)) { 1561219089Spjd (void) sa_handle_destroy(hdl); 1562219089Spjd return; 1563219089Spjd } 1564219089Spjd 1565168404Spjd error = zfs_obj_to_path(os, object, path, sizeof (path)); 1566168404Spjd if (error != 0) { 1567168404Spjd (void) snprintf(path, sizeof (path), "\?\?\?<object#%llu>", 1568168404Spjd (u_longlong_t)object); 1569168404Spjd } 1570168404Spjd if (dump_opt['d'] < 3) { 1571168404Spjd (void) printf("\t%s\n", path); 1572219089Spjd (void) sa_handle_destroy(hdl); 1573168404Spjd return; 1574168404Spjd } 1575168404Spjd 1576219089Spjd z_crtime = (time_t)crtm[0]; 1577219089Spjd z_atime = (time_t)acctm[0]; 1578219089Spjd z_mtime = (time_t)modtm[0]; 1579219089Spjd z_ctime = (time_t)chgtm[0]; 1580168404Spjd 1581168404Spjd (void) printf("\tpath %s\n", path); 1582219089Spjd dump_uidgid(os, uid, gid); 1583168404Spjd (void) printf("\tatime %s", ctime(&z_atime)); 1584168404Spjd (void) printf("\tmtime %s", ctime(&z_mtime)); 1585168404Spjd (void) printf("\tctime %s", ctime(&z_ctime)); 1586168404Spjd (void) printf("\tcrtime %s", ctime(&z_crtime)); 1587219089Spjd (void) printf("\tgen %llu\n", (u_longlong_t)gen); 1588219089Spjd (void) printf("\tmode %llo\n", (u_longlong_t)mode); 1589219089Spjd (void) printf("\tsize %llu\n", (u_longlong_t)fsize); 1590219089Spjd (void) printf("\tparent %llu\n", (u_longlong_t)parent); 1591219089Spjd (void) printf("\tlinks %llu\n", (u_longlong_t)links); 1592219089Spjd (void) printf("\tpflags %llx\n", (u_longlong_t)pflags); 1593219089Spjd if (sa_lookup(hdl, sa_attr_table[ZPL_XATTR], &xattr, 1594219089Spjd sizeof (uint64_t)) == 0) 1595219089Spjd (void) printf("\txattr %llu\n", (u_longlong_t)xattr); 1596219089Spjd if (sa_lookup(hdl, sa_attr_table[ZPL_RDEV], &rdev, 1597219089Spjd sizeof (uint64_t)) == 0) 1598219089Spjd (void) printf("\trdev 0x%016llx\n", (u_longlong_t)rdev); 1599219089Spjd sa_handle_destroy(hdl); 1600168404Spjd} 1601168404Spjd 1602168404Spjd/*ARGSUSED*/ 1603168404Spjdstatic void 1604168404Spjddump_acl(objset_t *os, uint64_t object, void *data, size_t size) 1605168404Spjd{ 1606168404Spjd} 1607168404Spjd 1608168404Spjd/*ARGSUSED*/ 1609168404Spjdstatic void 1610168404Spjddump_dmu_objset(objset_t *os, uint64_t object, void *data, size_t size) 1611168404Spjd{ 1612168404Spjd} 1613168404Spjd 1614219089Spjdstatic object_viewer_t *object_viewer[DMU_OT_NUMTYPES + 1] = { 1615168404Spjd dump_none, /* unallocated */ 1616168404Spjd dump_zap, /* object directory */ 1617168404Spjd dump_uint64, /* object array */ 1618168404Spjd dump_none, /* packed nvlist */ 1619168404Spjd dump_packed_nvlist, /* packed nvlist size */ 1620168404Spjd dump_none, /* bplist */ 1621168404Spjd dump_none, /* bplist header */ 1622168404Spjd dump_none, /* SPA space map header */ 1623168404Spjd dump_none, /* SPA space map */ 1624168404Spjd dump_none, /* ZIL intent log */ 1625168404Spjd dump_dnode, /* DMU dnode */ 1626168404Spjd dump_dmu_objset, /* DMU objset */ 1627168404Spjd dump_dsl_dir, /* DSL directory */ 1628168404Spjd dump_zap, /* DSL directory child map */ 1629168404Spjd dump_zap, /* DSL dataset snap map */ 1630168404Spjd dump_zap, /* DSL props */ 1631168404Spjd dump_dsl_dataset, /* DSL dataset */ 1632168404Spjd dump_znode, /* ZFS znode */ 1633185029Spjd dump_acl, /* ZFS V0 ACL */ 1634168404Spjd dump_uint8, /* ZFS plain file */ 1635185029Spjd dump_zpldir, /* ZFS directory */ 1636168404Spjd dump_zap, /* ZFS master node */ 1637168404Spjd dump_zap, /* ZFS delete queue */ 1638168404Spjd dump_uint8, /* zvol object */ 1639168404Spjd dump_zap, /* zvol prop */ 1640168404Spjd dump_uint8, /* other uint8[] */ 1641168404Spjd dump_uint64, /* other uint64[] */ 1642168404Spjd dump_zap, /* other ZAP */ 1643168404Spjd dump_zap, /* persistent error log */ 1644168404Spjd dump_uint8, /* SPA history */ 1645249643Smm dump_history_offsets, /* SPA history offsets */ 1646168404Spjd dump_zap, /* Pool properties */ 1647185029Spjd dump_zap, /* DSL permissions */ 1648185029Spjd dump_acl, /* ZFS ACL */ 1649185029Spjd dump_uint8, /* ZFS SYSACL */ 1650185029Spjd dump_none, /* FUID nvlist */ 1651185029Spjd dump_packed_nvlist, /* FUID nvlist size */ 1652185029Spjd dump_zap, /* DSL dataset next clones */ 1653185029Spjd dump_zap, /* DSL scrub queue */ 1654209962Smm dump_zap, /* ZFS user/group used */ 1655209962Smm dump_zap, /* ZFS user/group quota */ 1656219089Spjd dump_zap, /* snapshot refcount tags */ 1657219089Spjd dump_ddt_zap, /* DDT ZAP object */ 1658219089Spjd dump_zap, /* DDT statistics */ 1659219089Spjd dump_znode, /* SA object */ 1660219089Spjd dump_zap, /* SA Master Node */ 1661219089Spjd dump_sa_attrs, /* SA attribute registration */ 1662219089Spjd dump_sa_layouts, /* SA attribute layouts */ 1663219089Spjd dump_zap, /* DSL scrub translations */ 1664219089Spjd dump_none, /* fake dedup BP */ 1665219089Spjd dump_zap, /* deadlist */ 1666219089Spjd dump_none, /* deadlist hdr */ 1667219089Spjd dump_zap, /* dsl clones */ 1668219089Spjd dump_none, /* bpobj subobjs */ 1669219089Spjd dump_unknown, /* Unknown type, must be last */ 1670168404Spjd}; 1671168404Spjd 1672168404Spjdstatic void 1673168404Spjddump_object(objset_t *os, uint64_t object, int verbosity, int *print_header) 1674168404Spjd{ 1675168404Spjd dmu_buf_t *db = NULL; 1676168404Spjd dmu_object_info_t doi; 1677168404Spjd dnode_t *dn; 1678168404Spjd void *bonus = NULL; 1679168404Spjd size_t bsize = 0; 1680219089Spjd char iblk[32], dblk[32], lsize[32], asize[32], fill[32]; 1681219089Spjd char bonus_size[32]; 1682168404Spjd char aux[50]; 1683168404Spjd int error; 1684168404Spjd 1685168404Spjd if (*print_header) { 1686219089Spjd (void) printf("\n%10s %3s %5s %5s %5s %5s %6s %s\n", 1687219089Spjd "Object", "lvl", "iblk", "dblk", "dsize", "lsize", 1688219089Spjd "%full", "type"); 1689168404Spjd *print_header = 0; 1690168404Spjd } 1691168404Spjd 1692168404Spjd if (object == 0) { 1693219089Spjd dn = DMU_META_DNODE(os); 1694168404Spjd } else { 1695168404Spjd error = dmu_bonus_hold(os, object, FTAG, &db); 1696168404Spjd if (error) 1697168404Spjd fatal("dmu_bonus_hold(%llu) failed, errno %u", 1698168404Spjd object, error); 1699168404Spjd bonus = db->db_data; 1700168404Spjd bsize = db->db_size; 1701219089Spjd dn = DB_DNODE((dmu_buf_impl_t *)db); 1702168404Spjd } 1703168404Spjd dmu_object_info_from_dnode(dn, &doi); 1704168404Spjd 1705219089Spjd zdb_nicenum(doi.doi_metadata_block_size, iblk); 1706219089Spjd zdb_nicenum(doi.doi_data_block_size, dblk); 1707219089Spjd zdb_nicenum(doi.doi_max_offset, lsize); 1708219089Spjd zdb_nicenum(doi.doi_physical_blocks_512 << 9, asize); 1709219089Spjd zdb_nicenum(doi.doi_bonus_size, bonus_size); 1710219089Spjd (void) sprintf(fill, "%6.2f", 100.0 * doi.doi_fill_count * 1711219089Spjd doi.doi_data_block_size / (object == 0 ? DNODES_PER_BLOCK : 1) / 1712219089Spjd doi.doi_max_offset); 1713168404Spjd 1714168404Spjd aux[0] = '\0'; 1715168404Spjd 1716185029Spjd if (doi.doi_checksum != ZIO_CHECKSUM_INHERIT || verbosity >= 6) { 1717168404Spjd (void) snprintf(aux + strlen(aux), sizeof (aux), " (K=%s)", 1718219089Spjd ZDB_CHECKSUM_NAME(doi.doi_checksum)); 1719185029Spjd } 1720168404Spjd 1721185029Spjd if (doi.doi_compress != ZIO_COMPRESS_INHERIT || verbosity >= 6) { 1722168404Spjd (void) snprintf(aux + strlen(aux), sizeof (aux), " (Z=%s)", 1723219089Spjd ZDB_COMPRESS_NAME(doi.doi_compress)); 1724185029Spjd } 1725168404Spjd 1726219089Spjd (void) printf("%10lld %3u %5s %5s %5s %5s %6s %s%s\n", 1727219089Spjd (u_longlong_t)object, doi.doi_indirection, iblk, dblk, 1728219089Spjd asize, lsize, fill, ZDB_OT_NAME(doi.doi_type), aux); 1729168404Spjd 1730168404Spjd if (doi.doi_bonus_type != DMU_OT_NONE && verbosity > 3) { 1731219089Spjd (void) printf("%10s %3s %5s %5s %5s %5s %6s %s\n", 1732219089Spjd "", "", "", "", "", bonus_size, "bonus", 1733219089Spjd ZDB_OT_NAME(doi.doi_bonus_type)); 1734168404Spjd } 1735168404Spjd 1736168404Spjd if (verbosity >= 4) { 1737219089Spjd (void) printf("\tdnode flags: %s%s%s\n", 1738209962Smm (dn->dn_phys->dn_flags & DNODE_FLAG_USED_BYTES) ? 1739209962Smm "USED_BYTES " : "", 1740209962Smm (dn->dn_phys->dn_flags & DNODE_FLAG_USERUSED_ACCOUNTED) ? 1741219089Spjd "USERUSED_ACCOUNTED " : "", 1742219089Spjd (dn->dn_phys->dn_flags & DNODE_FLAG_SPILL_BLKPTR) ? 1743219089Spjd "SPILL_BLKPTR" : ""); 1744209962Smm (void) printf("\tdnode maxblkid: %llu\n", 1745209962Smm (longlong_t)dn->dn_phys->dn_maxblkid); 1746209962Smm 1747219089Spjd object_viewer[ZDB_OT_TYPE(doi.doi_bonus_type)](os, object, 1748219089Spjd bonus, bsize); 1749219089Spjd object_viewer[ZDB_OT_TYPE(doi.doi_type)](os, object, NULL, 0); 1750168404Spjd *print_header = 1; 1751168404Spjd } 1752168404Spjd 1753168404Spjd if (verbosity >= 5) 1754208047Smm dump_indirect(dn); 1755168404Spjd 1756168404Spjd if (verbosity >= 5) { 1757168404Spjd /* 1758168404Spjd * Report the list of segments that comprise the object. 1759168404Spjd */ 1760168404Spjd uint64_t start = 0; 1761168404Spjd uint64_t end; 1762168404Spjd uint64_t blkfill = 1; 1763168404Spjd int minlvl = 1; 1764168404Spjd 1765168404Spjd if (dn->dn_type == DMU_OT_DNODE) { 1766168404Spjd minlvl = 0; 1767168404Spjd blkfill = DNODES_PER_BLOCK; 1768168404Spjd } 1769168404Spjd 1770168404Spjd for (;;) { 1771219089Spjd char segsize[32]; 1772185029Spjd error = dnode_next_offset(dn, 1773185029Spjd 0, &start, minlvl, blkfill, 0); 1774168404Spjd if (error) 1775168404Spjd break; 1776168404Spjd end = start; 1777185029Spjd error = dnode_next_offset(dn, 1778185029Spjd DNODE_FIND_HOLE, &end, minlvl, blkfill, 0); 1779219089Spjd zdb_nicenum(end - start, segsize); 1780168404Spjd (void) printf("\t\tsegment [%016llx, %016llx)" 1781168404Spjd " size %5s\n", (u_longlong_t)start, 1782168404Spjd (u_longlong_t)end, segsize); 1783168404Spjd if (error) 1784168404Spjd break; 1785168404Spjd start = end; 1786168404Spjd } 1787168404Spjd } 1788168404Spjd 1789168404Spjd if (db != NULL) 1790168404Spjd dmu_buf_rele(db, FTAG); 1791168404Spjd} 1792168404Spjd 1793168404Spjdstatic char *objset_types[DMU_OST_NUMTYPES] = { 1794168404Spjd "NONE", "META", "ZPL", "ZVOL", "OTHER", "ANY" }; 1795168404Spjd 1796168404Spjdstatic void 1797168404Spjddump_dir(objset_t *os) 1798168404Spjd{ 1799168404Spjd dmu_objset_stats_t dds; 1800168404Spjd uint64_t object, object_count; 1801168404Spjd uint64_t refdbytes, usedobjs, scratch; 1802219089Spjd char numbuf[32]; 1803209962Smm char blkbuf[BP_SPRINTF_LEN + 20]; 1804168404Spjd char osname[MAXNAMELEN]; 1805168404Spjd char *type = "UNKNOWN"; 1806168404Spjd int verbosity = dump_opt['d']; 1807168404Spjd int print_header = 1; 1808168404Spjd int i, error; 1809168404Spjd 1810249643Smm dsl_pool_config_enter(dmu_objset_pool(os), FTAG); 1811168404Spjd dmu_objset_fast_stat(os, &dds); 1812249643Smm dsl_pool_config_exit(dmu_objset_pool(os), FTAG); 1813168404Spjd 1814168404Spjd if (dds.dds_type < DMU_OST_NUMTYPES) 1815168404Spjd type = objset_types[dds.dds_type]; 1816168404Spjd 1817168404Spjd if (dds.dds_type == DMU_OST_META) { 1818168404Spjd dds.dds_creation_txg = TXG_INITIAL; 1819219089Spjd usedobjs = os->os_rootbp->blk_fill; 1820219089Spjd refdbytes = os->os_spa->spa_dsl_pool-> 1821185029Spjd dp_mos_dir->dd_phys->dd_used_bytes; 1822168404Spjd } else { 1823168404Spjd dmu_objset_space(os, &refdbytes, &scratch, &usedobjs, &scratch); 1824168404Spjd } 1825168404Spjd 1826219089Spjd ASSERT3U(usedobjs, ==, os->os_rootbp->blk_fill); 1827168404Spjd 1828219089Spjd zdb_nicenum(refdbytes, numbuf); 1829168404Spjd 1830168404Spjd if (verbosity >= 4) { 1831263398Sdelphij (void) snprintf(blkbuf, sizeof (blkbuf), ", rootbp "); 1832263398Sdelphij (void) snprintf_blkptr(blkbuf + strlen(blkbuf), 1833263398Sdelphij sizeof (blkbuf) - strlen(blkbuf), os->os_rootbp); 1834168404Spjd } else { 1835168404Spjd blkbuf[0] = '\0'; 1836168404Spjd } 1837168404Spjd 1838168404Spjd dmu_objset_name(os, osname); 1839168404Spjd 1840168404Spjd (void) printf("Dataset %s [%s], ID %llu, cr_txg %llu, " 1841168404Spjd "%s, %llu objects%s\n", 1842168404Spjd osname, type, (u_longlong_t)dmu_objset_id(os), 1843168404Spjd (u_longlong_t)dds.dds_creation_txg, 1844168404Spjd numbuf, (u_longlong_t)usedobjs, blkbuf); 1845168404Spjd 1846219089Spjd if (zopt_objects != 0) { 1847219089Spjd for (i = 0; i < zopt_objects; i++) 1848219089Spjd dump_object(os, zopt_object[i], verbosity, 1849219089Spjd &print_header); 1850219089Spjd (void) printf("\n"); 1851219089Spjd return; 1852219089Spjd } 1853168404Spjd 1854219089Spjd if (dump_opt['i'] != 0 || verbosity >= 2) 1855219089Spjd dump_intent_log(dmu_objset_zil(os)); 1856219089Spjd 1857168404Spjd if (dmu_objset_ds(os) != NULL) 1858219089Spjd dump_deadlist(&dmu_objset_ds(os)->ds_deadlist); 1859168404Spjd 1860168404Spjd if (verbosity < 2) 1861168404Spjd return; 1862168404Spjd 1863263398Sdelphij if (BP_IS_HOLE(os->os_rootbp)) 1864185029Spjd return; 1865185029Spjd 1866168404Spjd dump_object(os, 0, verbosity, &print_header); 1867209962Smm object_count = 0; 1868219089Spjd if (DMU_USERUSED_DNODE(os) != NULL && 1869219089Spjd DMU_USERUSED_DNODE(os)->dn_type != 0) { 1870209962Smm dump_object(os, DMU_USERUSED_OBJECT, verbosity, &print_header); 1871209962Smm dump_object(os, DMU_GROUPUSED_OBJECT, verbosity, &print_header); 1872209962Smm } 1873168404Spjd 1874168404Spjd object = 0; 1875168404Spjd while ((error = dmu_object_next(os, &object, B_FALSE, 0)) == 0) { 1876168404Spjd dump_object(os, object, verbosity, &print_header); 1877168404Spjd object_count++; 1878168404Spjd } 1879168404Spjd 1880168404Spjd ASSERT3U(object_count, ==, usedobjs); 1881168404Spjd 1882168404Spjd (void) printf("\n"); 1883168404Spjd 1884209962Smm if (error != ESRCH) { 1885209962Smm (void) fprintf(stderr, "dmu_object_next() = %d\n", error); 1886209962Smm abort(); 1887209962Smm } 1888168404Spjd} 1889168404Spjd 1890168404Spjdstatic void 1891219089Spjddump_uberblock(uberblock_t *ub, const char *header, const char *footer) 1892168404Spjd{ 1893168404Spjd time_t timestamp = ub->ub_timestamp; 1894168404Spjd 1895219089Spjd (void) printf(header ? header : ""); 1896168404Spjd (void) printf("\tmagic = %016llx\n", (u_longlong_t)ub->ub_magic); 1897168404Spjd (void) printf("\tversion = %llu\n", (u_longlong_t)ub->ub_version); 1898168404Spjd (void) printf("\ttxg = %llu\n", (u_longlong_t)ub->ub_txg); 1899168404Spjd (void) printf("\tguid_sum = %llu\n", (u_longlong_t)ub->ub_guid_sum); 1900168404Spjd (void) printf("\ttimestamp = %llu UTC = %s", 1901168404Spjd (u_longlong_t)ub->ub_timestamp, asctime(localtime(×tamp))); 1902168404Spjd if (dump_opt['u'] >= 3) { 1903168404Spjd char blkbuf[BP_SPRINTF_LEN]; 1904263398Sdelphij snprintf_blkptr(blkbuf, sizeof (blkbuf), &ub->ub_rootbp); 1905168404Spjd (void) printf("\trootbp = %s\n", blkbuf); 1906168404Spjd } 1907219089Spjd (void) printf(footer ? footer : ""); 1908168404Spjd} 1909168404Spjd 1910168404Spjdstatic void 1911219089Spjddump_config(spa_t *spa) 1912168404Spjd{ 1913219089Spjd dmu_buf_t *db; 1914219089Spjd size_t nvsize = 0; 1915219089Spjd int error = 0; 1916168404Spjd 1917219089Spjd 1918219089Spjd error = dmu_bonus_hold(spa->spa_meta_objset, 1919219089Spjd spa->spa_config_object, FTAG, &db); 1920219089Spjd 1921219089Spjd if (error == 0) { 1922219089Spjd nvsize = *(uint64_t *)db->db_data; 1923219089Spjd dmu_buf_rele(db, FTAG); 1924219089Spjd 1925219089Spjd (void) printf("\nMOS Configuration:\n"); 1926219089Spjd dump_packed_nvlist(spa->spa_meta_objset, 1927219089Spjd spa->spa_config_object, (void *)&nvsize, 1); 1928219089Spjd } else { 1929219089Spjd (void) fprintf(stderr, "dmu_bonus_hold(%llu) failed, errno %d", 1930219089Spjd (u_longlong_t)spa->spa_config_object, error); 1931168404Spjd } 1932168404Spjd} 1933168404Spjd 1934168404Spjdstatic void 1935185029Spjddump_cachefile(const char *cachefile) 1936185029Spjd{ 1937185029Spjd int fd; 1938185029Spjd struct stat64 statbuf; 1939185029Spjd char *buf; 1940185029Spjd nvlist_t *config; 1941185029Spjd 1942185029Spjd if ((fd = open64(cachefile, O_RDONLY)) < 0) { 1943185029Spjd (void) printf("cannot open '%s': %s\n", cachefile, 1944185029Spjd strerror(errno)); 1945185029Spjd exit(1); 1946185029Spjd } 1947185029Spjd 1948185029Spjd if (fstat64(fd, &statbuf) != 0) { 1949185029Spjd (void) printf("failed to stat '%s': %s\n", cachefile, 1950185029Spjd strerror(errno)); 1951185029Spjd exit(1); 1952185029Spjd } 1953185029Spjd 1954185029Spjd if ((buf = malloc(statbuf.st_size)) == NULL) { 1955185029Spjd (void) fprintf(stderr, "failed to allocate %llu bytes\n", 1956185029Spjd (u_longlong_t)statbuf.st_size); 1957185029Spjd exit(1); 1958185029Spjd } 1959185029Spjd 1960185029Spjd if (read(fd, buf, statbuf.st_size) != statbuf.st_size) { 1961185029Spjd (void) fprintf(stderr, "failed to read %llu bytes\n", 1962185029Spjd (u_longlong_t)statbuf.st_size); 1963185029Spjd exit(1); 1964185029Spjd } 1965185029Spjd 1966185029Spjd (void) close(fd); 1967185029Spjd 1968185029Spjd if (nvlist_unpack(buf, statbuf.st_size, &config, 0) != 0) { 1969185029Spjd (void) fprintf(stderr, "failed to unpack nvlist\n"); 1970185029Spjd exit(1); 1971185029Spjd } 1972185029Spjd 1973185029Spjd free(buf); 1974185029Spjd 1975185029Spjd dump_nvlist(config, 0); 1976185029Spjd 1977185029Spjd nvlist_free(config); 1978185029Spjd} 1979185029Spjd 1980219089Spjd#define ZDB_MAX_UB_HEADER_SIZE 32 1981219089Spjd 1982185029Spjdstatic void 1983219089Spjddump_label_uberblocks(vdev_label_t *lbl, uint64_t ashift) 1984219089Spjd{ 1985219089Spjd vdev_t vd; 1986219089Spjd vdev_t *vdp = &vd; 1987219089Spjd char header[ZDB_MAX_UB_HEADER_SIZE]; 1988219089Spjd 1989219089Spjd vd.vdev_ashift = ashift; 1990219089Spjd vdp->vdev_top = vdp; 1991219089Spjd 1992219089Spjd for (int i = 0; i < VDEV_UBERBLOCK_COUNT(vdp); i++) { 1993219089Spjd uint64_t uoff = VDEV_UBERBLOCK_OFFSET(vdp, i); 1994219089Spjd uberblock_t *ub = (void *)((char *)lbl + uoff); 1995219089Spjd 1996219089Spjd if (uberblock_verify(ub)) 1997219089Spjd continue; 1998219089Spjd (void) snprintf(header, ZDB_MAX_UB_HEADER_SIZE, 1999219089Spjd "Uberblock[%d]\n", i); 2000219089Spjd dump_uberblock(ub, header, ""); 2001219089Spjd } 2002219089Spjd} 2003219089Spjd 2004219089Spjdstatic void 2005168404Spjddump_label(const char *dev) 2006168404Spjd{ 2007168404Spjd int fd; 2008168404Spjd vdev_label_t label; 2009219089Spjd char *path, *buf = label.vl_vdev_phys.vp_nvlist; 2010168404Spjd size_t buflen = sizeof (label.vl_vdev_phys.vp_nvlist); 2011168404Spjd struct stat64 statbuf; 2012219089Spjd uint64_t psize, ashift; 2013219089Spjd int len = strlen(dev) + 1; 2014168404Spjd 2015219089Spjd if (strncmp(dev, "/dev/dsk/", 9) == 0) { 2016219089Spjd len++; 2017219089Spjd path = malloc(len); 2018219089Spjd (void) snprintf(path, len, "%s%s", "/dev/rdsk/", dev + 9); 2019219089Spjd } else { 2020219089Spjd path = strdup(dev); 2021219089Spjd } 2022219089Spjd 2023219089Spjd if ((fd = open64(path, O_RDONLY)) < 0) { 2024219089Spjd (void) printf("cannot open '%s': %s\n", path, strerror(errno)); 2025219089Spjd free(path); 2026168404Spjd exit(1); 2027168404Spjd } 2028168404Spjd 2029168404Spjd if (fstat64(fd, &statbuf) != 0) { 2030219089Spjd (void) printf("failed to stat '%s': %s\n", path, 2031168404Spjd strerror(errno)); 2032219089Spjd free(path); 2033219089Spjd (void) close(fd); 2034168404Spjd exit(1); 2035168404Spjd } 2036168404Spjd 2037219089Spjd if (S_ISBLK(statbuf.st_mode)) { 2038219089Spjd (void) printf("cannot use '%s': character device required\n", 2039219089Spjd path); 2040219089Spjd free(path); 2041219089Spjd (void) close(fd); 2042219089Spjd exit(1); 2043196928Spjd } 2044196928Spjd 2045185029Spjd psize = statbuf.st_size; 2046168404Spjd psize = P2ALIGN(psize, (uint64_t)sizeof (vdev_label_t)); 2047168404Spjd 2048219089Spjd for (int l = 0; l < VDEV_LABELS; l++) { 2049168404Spjd nvlist_t *config = NULL; 2050168404Spjd 2051168404Spjd (void) printf("--------------------------------------------\n"); 2052168404Spjd (void) printf("LABEL %d\n", l); 2053168404Spjd (void) printf("--------------------------------------------\n"); 2054168404Spjd 2055168404Spjd if (pread64(fd, &label, sizeof (label), 2056168404Spjd vdev_label_offset(psize, l, 0)) != sizeof (label)) { 2057168404Spjd (void) printf("failed to read label %d\n", l); 2058168404Spjd continue; 2059168404Spjd } 2060168404Spjd 2061168404Spjd if (nvlist_unpack(buf, buflen, &config, 0) != 0) { 2062168404Spjd (void) printf("failed to unpack label %d\n", l); 2063219089Spjd ashift = SPA_MINBLOCKSHIFT; 2064219089Spjd } else { 2065219089Spjd nvlist_t *vdev_tree = NULL; 2066219089Spjd 2067219089Spjd dump_nvlist(config, 4); 2068219089Spjd if ((nvlist_lookup_nvlist(config, 2069219089Spjd ZPOOL_CONFIG_VDEV_TREE, &vdev_tree) != 0) || 2070219089Spjd (nvlist_lookup_uint64(vdev_tree, 2071219089Spjd ZPOOL_CONFIG_ASHIFT, &ashift) != 0)) 2072219089Spjd ashift = SPA_MINBLOCKSHIFT; 2073219089Spjd nvlist_free(config); 2074168404Spjd } 2075219089Spjd if (dump_opt['u']) 2076219089Spjd dump_label_uberblocks(&label, ashift); 2077168404Spjd } 2078219089Spjd 2079219089Spjd free(path); 2080219089Spjd (void) close(fd); 2081168404Spjd} 2082168404Spjd 2083168404Spjd/*ARGSUSED*/ 2084168404Spjdstatic int 2085219089Spjddump_one_dir(const char *dsname, void *arg) 2086168404Spjd{ 2087168404Spjd int error; 2088168404Spjd objset_t *os; 2089168404Spjd 2090219089Spjd error = dmu_objset_own(dsname, DMU_OST_ANY, B_TRUE, FTAG, &os); 2091168404Spjd if (error) { 2092219089Spjd (void) printf("Could not open %s, error %d\n", dsname, error); 2093168404Spjd return (0); 2094168404Spjd } 2095168404Spjd dump_dir(os); 2096219089Spjd dmu_objset_disown(os, FTAG); 2097185029Spjd fuid_table_destroy(); 2098219089Spjd sa_loaded = B_FALSE; 2099168404Spjd return (0); 2100168404Spjd} 2101168404Spjd 2102168404Spjd/* 2103219089Spjd * Block statistics. 2104168404Spjd */ 2105249643Smm#define PSIZE_HISTO_SIZE (SPA_MAXBLOCKSIZE / SPA_MINBLOCKSIZE + 1) 2106168404Spjdtypedef struct zdb_blkstats { 2107249643Smm uint64_t zb_asize; 2108249643Smm uint64_t zb_lsize; 2109249643Smm uint64_t zb_psize; 2110249643Smm uint64_t zb_count; 2111249643Smm uint64_t zb_psize_histogram[PSIZE_HISTO_SIZE]; 2112168404Spjd} zdb_blkstats_t; 2113168404Spjd 2114219089Spjd/* 2115219089Spjd * Extended object types to report deferred frees and dedup auto-ditto blocks. 2116219089Spjd */ 2117219089Spjd#define ZDB_OT_DEFERRED (DMU_OT_NUMTYPES + 0) 2118219089Spjd#define ZDB_OT_DITTO (DMU_OT_NUMTYPES + 1) 2119243674Smm#define ZDB_OT_OTHER (DMU_OT_NUMTYPES + 2) 2120243674Smm#define ZDB_OT_TOTAL (DMU_OT_NUMTYPES + 3) 2121168404Spjd 2122219089Spjdstatic char *zdb_ot_extname[] = { 2123219089Spjd "deferred free", 2124219089Spjd "dedup ditto", 2125243674Smm "other", 2126219089Spjd "Total", 2127219089Spjd}; 2128219089Spjd 2129208047Smm#define ZB_TOTAL DN_MAX_LEVELS 2130168404Spjd 2131168404Spjdtypedef struct zdb_cb { 2132219089Spjd zdb_blkstats_t zcb_type[ZB_TOTAL + 1][ZDB_OT_TOTAL + 1]; 2133219089Spjd uint64_t zcb_dedup_asize; 2134219089Spjd uint64_t zcb_dedup_blocks; 2135249643Smm uint64_t zcb_start; 2136249643Smm uint64_t zcb_lastprint; 2137249643Smm uint64_t zcb_totalasize; 2138168404Spjd uint64_t zcb_errors[256]; 2139168404Spjd int zcb_readfails; 2140168404Spjd int zcb_haderrors; 2141219089Spjd spa_t *zcb_spa; 2142168404Spjd} zdb_cb_t; 2143168404Spjd 2144168404Spjdstatic void 2145219089Spjdzdb_count_block(zdb_cb_t *zcb, zilog_t *zilog, const blkptr_t *bp, 2146219089Spjd dmu_object_type_t type) 2147168404Spjd{ 2148219089Spjd uint64_t refcnt = 0; 2149219089Spjd 2150219089Spjd ASSERT(type < ZDB_OT_TOTAL); 2151219089Spjd 2152219089Spjd if (zilog && zil_bp_tree_add(zilog, bp) != 0) 2153219089Spjd return; 2154219089Spjd 2155185029Spjd for (int i = 0; i < 4; i++) { 2156168404Spjd int l = (i < 2) ? BP_GET_LEVEL(bp) : ZB_TOTAL; 2157219089Spjd int t = (i & 1) ? type : ZDB_OT_TOTAL; 2158168404Spjd zdb_blkstats_t *zb = &zcb->zcb_type[l][t]; 2159168404Spjd 2160168404Spjd zb->zb_asize += BP_GET_ASIZE(bp); 2161168404Spjd zb->zb_lsize += BP_GET_LSIZE(bp); 2162168404Spjd zb->zb_psize += BP_GET_PSIZE(bp); 2163168404Spjd zb->zb_count++; 2164249643Smm zb->zb_psize_histogram[BP_GET_PSIZE(bp) >> SPA_MINBLOCKSHIFT]++; 2165168404Spjd } 2166168404Spjd 2167219089Spjd if (dump_opt['L']) 2168219089Spjd return; 2169168404Spjd 2170219089Spjd if (BP_GET_DEDUP(bp)) { 2171219089Spjd ddt_t *ddt; 2172219089Spjd ddt_entry_t *dde; 2173168404Spjd 2174219089Spjd ddt = ddt_select(zcb->zcb_spa, bp); 2175219089Spjd ddt_enter(ddt); 2176219089Spjd dde = ddt_lookup(ddt, bp, B_FALSE); 2177168404Spjd 2178219089Spjd if (dde == NULL) { 2179219089Spjd refcnt = 0; 2180219089Spjd } else { 2181219089Spjd ddt_phys_t *ddp = ddt_phys_select(dde, bp); 2182219089Spjd ddt_phys_decref(ddp); 2183219089Spjd refcnt = ddp->ddp_refcnt; 2184219089Spjd if (ddt_phys_total_refcnt(dde) == 0) 2185219089Spjd ddt_remove(ddt, dde); 2186185029Spjd } 2187219089Spjd ddt_exit(ddt); 2188185029Spjd } 2189168404Spjd 2190219089Spjd VERIFY3U(zio_wait(zio_claim(NULL, zcb->zcb_spa, 2191219089Spjd refcnt ? 0 : spa_first_txg(zcb->zcb_spa), 2192219089Spjd bp, NULL, NULL, ZIO_FLAG_CANFAIL)), ==, 0); 2193168404Spjd} 2194168404Spjd 2195263394Sdelphij/* ARGSUSED */ 2196263394Sdelphijstatic void 2197263394Sdelphijzdb_blkptr_done(zio_t *zio) 2198263394Sdelphij{ 2199263394Sdelphij spa_t *spa = zio->io_spa; 2200263394Sdelphij blkptr_t *bp = zio->io_bp; 2201263394Sdelphij int ioerr = zio->io_error; 2202263394Sdelphij zdb_cb_t *zcb = zio->io_private; 2203263394Sdelphij zbookmark_t *zb = &zio->io_bookmark; 2204263394Sdelphij 2205263394Sdelphij zio_data_buf_free(zio->io_data, zio->io_size); 2206263394Sdelphij 2207263394Sdelphij mutex_enter(&spa->spa_scrub_lock); 2208263394Sdelphij spa->spa_scrub_inflight--; 2209263394Sdelphij cv_broadcast(&spa->spa_scrub_io_cv); 2210263394Sdelphij 2211263394Sdelphij if (ioerr && !(zio->io_flags & ZIO_FLAG_SPECULATIVE)) { 2212263394Sdelphij char blkbuf[BP_SPRINTF_LEN]; 2213263394Sdelphij 2214263394Sdelphij zcb->zcb_haderrors = 1; 2215263394Sdelphij zcb->zcb_errors[ioerr]++; 2216263394Sdelphij 2217263394Sdelphij if (dump_opt['b'] >= 2) 2218263398Sdelphij snprintf_blkptr(blkbuf, sizeof (blkbuf), bp); 2219263394Sdelphij else 2220263394Sdelphij blkbuf[0] = '\0'; 2221263394Sdelphij 2222263394Sdelphij (void) printf("zdb_blkptr_cb: " 2223263394Sdelphij "Got error %d reading " 2224263394Sdelphij "<%llu, %llu, %lld, %llx> %s -- skipping\n", 2225263394Sdelphij ioerr, 2226263394Sdelphij (u_longlong_t)zb->zb_objset, 2227263394Sdelphij (u_longlong_t)zb->zb_object, 2228263394Sdelphij (u_longlong_t)zb->zb_level, 2229263394Sdelphij (u_longlong_t)zb->zb_blkid, 2230263394Sdelphij blkbuf); 2231263394Sdelphij } 2232263394Sdelphij mutex_exit(&spa->spa_scrub_lock); 2233263394Sdelphij} 2234263394Sdelphij 2235263394Sdelphij/* ARGSUSED */ 2236168404Spjdstatic int 2237247406Smmzdb_blkptr_cb(spa_t *spa, zilog_t *zilog, const blkptr_t *bp, 2238219089Spjd const zbookmark_t *zb, const dnode_phys_t *dnp, void *arg) 2239168404Spjd{ 2240168404Spjd zdb_cb_t *zcb = arg; 2241209962Smm dmu_object_type_t type; 2242219089Spjd boolean_t is_metadata; 2243168404Spjd 2244263398Sdelphij if (dump_opt['b'] >= 5 && bp->blk_birth > 0) { 2245263398Sdelphij char blkbuf[BP_SPRINTF_LEN]; 2246263398Sdelphij snprintf_blkptr(blkbuf, sizeof (blkbuf), bp); 2247263398Sdelphij (void) printf("objset %llu object %llu " 2248263398Sdelphij "level %lld offset 0x%llx %s\n", 2249263398Sdelphij (u_longlong_t)zb->zb_objset, 2250263398Sdelphij (u_longlong_t)zb->zb_object, 2251263398Sdelphij (longlong_t)zb->zb_level, 2252263398Sdelphij (u_longlong_t)blkid2offset(dnp, bp, zb), 2253263398Sdelphij blkbuf); 2254263398Sdelphij } 2255263398Sdelphij 2256263398Sdelphij if (BP_IS_HOLE(bp)) 2257208047Smm return (0); 2258185029Spjd 2259209962Smm type = BP_GET_TYPE(bp); 2260185029Spjd 2261243674Smm zdb_count_block(zcb, zilog, bp, 2262243674Smm (type & DMU_OT_NEWTYPE) ? ZDB_OT_OTHER : type); 2263209962Smm 2264243674Smm is_metadata = (BP_GET_LEVEL(bp) != 0 || DMU_OT_IS_METADATA(type)); 2265209962Smm 2266219089Spjd if (dump_opt['c'] > 1 || (dump_opt['c'] && is_metadata)) { 2267219089Spjd size_t size = BP_GET_PSIZE(bp); 2268263394Sdelphij void *data = zio_data_buf_alloc(size); 2269219089Spjd int flags = ZIO_FLAG_CANFAIL | ZIO_FLAG_SCRUB | ZIO_FLAG_RAW; 2270208047Smm 2271219089Spjd /* If it's an intent log block, failure is expected. */ 2272219089Spjd if (zb->zb_level == ZB_ZIL_LEVEL) 2273219089Spjd flags |= ZIO_FLAG_SPECULATIVE; 2274219089Spjd 2275263394Sdelphij mutex_enter(&spa->spa_scrub_lock); 2276263394Sdelphij while (spa->spa_scrub_inflight > max_inflight) 2277263394Sdelphij cv_wait(&spa->spa_scrub_io_cv, &spa->spa_scrub_lock); 2278263394Sdelphij spa->spa_scrub_inflight++; 2279263394Sdelphij mutex_exit(&spa->spa_scrub_lock); 2280219089Spjd 2281263394Sdelphij zio_nowait(zio_read(NULL, spa, bp, data, size, 2282263394Sdelphij zdb_blkptr_done, zcb, ZIO_PRIORITY_ASYNC_READ, flags, zb)); 2283168404Spjd } 2284168404Spjd 2285168404Spjd zcb->zcb_readfails = 0; 2286168404Spjd 2287249643Smm if (dump_opt['b'] < 5 && isatty(STDERR_FILENO) && 2288249643Smm gethrtime() > zcb->zcb_lastprint + NANOSEC) { 2289249643Smm uint64_t now = gethrtime(); 2290249643Smm char buf[10]; 2291249643Smm uint64_t bytes = zcb->zcb_type[ZB_TOTAL][ZDB_OT_TOTAL].zb_asize; 2292249643Smm int kb_per_sec = 2293249643Smm 1 + bytes / (1 + ((now - zcb->zcb_start) / 1000 / 1000)); 2294249643Smm int sec_remaining = 2295249643Smm (zcb->zcb_totalasize - bytes) / 1024 / kb_per_sec; 2296249643Smm 2297249643Smm zfs_nicenum(bytes, buf, sizeof (buf)); 2298249643Smm (void) fprintf(stderr, 2299249643Smm "\r%5s completed (%4dMB/s) " 2300249643Smm "estimated time remaining: %uhr %02umin %02usec ", 2301249643Smm buf, kb_per_sec / 1024, 2302249643Smm sec_remaining / 60 / 60, 2303249643Smm sec_remaining / 60 % 60, 2304249643Smm sec_remaining % 60); 2305249643Smm 2306249643Smm zcb->zcb_lastprint = now; 2307249643Smm } 2308249643Smm 2309168404Spjd return (0); 2310168404Spjd} 2311168404Spjd 2312219089Spjdstatic void 2313262094Savgzdb_leak(void *arg, uint64_t start, uint64_t size) 2314219089Spjd{ 2315262094Savg vdev_t *vd = arg; 2316219089Spjd 2317219089Spjd (void) printf("leaked space: vdev %llu, offset 0x%llx, size %llu\n", 2318219089Spjd (u_longlong_t)vd->vdev_id, (u_longlong_t)start, (u_longlong_t)size); 2319219089Spjd} 2320219089Spjd 2321262094Savgstatic metaslab_ops_t zdb_metaslab_ops = { 2322219089Spjd NULL, /* alloc */ 2323262094Savg NULL /* fragmented */ 2324219089Spjd}; 2325219089Spjd 2326219089Spjdstatic void 2327219089Spjdzdb_ddt_leak_init(spa_t *spa, zdb_cb_t *zcb) 2328219089Spjd{ 2329219089Spjd ddt_bookmark_t ddb = { 0 }; 2330219089Spjd ddt_entry_t dde; 2331219089Spjd int error; 2332219089Spjd 2333219089Spjd while ((error = ddt_walk(spa, &ddb, &dde)) == 0) { 2334219089Spjd blkptr_t blk; 2335219089Spjd ddt_phys_t *ddp = dde.dde_phys; 2336219089Spjd 2337219089Spjd if (ddb.ddb_class == DDT_CLASS_UNIQUE) 2338219089Spjd return; 2339219089Spjd 2340219089Spjd ASSERT(ddt_phys_total_refcnt(&dde) > 1); 2341219089Spjd 2342219089Spjd for (int p = 0; p < DDT_PHYS_TYPES; p++, ddp++) { 2343219089Spjd if (ddp->ddp_phys_birth == 0) 2344219089Spjd continue; 2345219089Spjd ddt_bp_create(ddb.ddb_checksum, 2346219089Spjd &dde.dde_key, ddp, &blk); 2347219089Spjd if (p == DDT_PHYS_DITTO) { 2348219089Spjd zdb_count_block(zcb, NULL, &blk, ZDB_OT_DITTO); 2349219089Spjd } else { 2350219089Spjd zcb->zcb_dedup_asize += 2351219089Spjd BP_GET_ASIZE(&blk) * (ddp->ddp_refcnt - 1); 2352219089Spjd zcb->zcb_dedup_blocks++; 2353219089Spjd } 2354219089Spjd } 2355219089Spjd if (!dump_opt['L']) { 2356219089Spjd ddt_t *ddt = spa->spa_ddt[ddb.ddb_checksum]; 2357219089Spjd ddt_enter(ddt); 2358219089Spjd VERIFY(ddt_lookup(ddt, &blk, B_TRUE) != NULL); 2359219089Spjd ddt_exit(ddt); 2360219089Spjd } 2361219089Spjd } 2362219089Spjd 2363219089Spjd ASSERT(error == ENOENT); 2364219089Spjd} 2365219089Spjd 2366219089Spjdstatic void 2367219089Spjdzdb_leak_init(spa_t *spa, zdb_cb_t *zcb) 2368219089Spjd{ 2369219089Spjd zcb->zcb_spa = spa; 2370219089Spjd 2371219089Spjd if (!dump_opt['L']) { 2372219089Spjd vdev_t *rvd = spa->spa_root_vdev; 2373219089Spjd for (int c = 0; c < rvd->vdev_children; c++) { 2374219089Spjd vdev_t *vd = rvd->vdev_child[c]; 2375219089Spjd for (int m = 0; m < vd->vdev_ms_count; m++) { 2376219089Spjd metaslab_t *msp = vd->vdev_ms[m]; 2377219089Spjd mutex_enter(&msp->ms_lock); 2378262094Savg metaslab_unload(msp); 2379262094Savg 2380262094Savg /* 2381262094Savg * For leak detection, we overload the metaslab 2382262094Savg * ms_tree to contain allocated segments 2383262094Savg * instead of free segments. As a result, 2384262094Savg * we can't use the normal metaslab_load/unload 2385262094Savg * interfaces. 2386262094Savg */ 2387262094Savg if (msp->ms_sm != NULL) { 2388262094Savg msp->ms_ops = &zdb_metaslab_ops; 2389262094Savg VERIFY0(space_map_load(msp->ms_sm, 2390262094Savg msp->ms_tree, SM_ALLOC)); 2391262094Savg msp->ms_loaded = B_TRUE; 2392262094Savg } 2393219089Spjd mutex_exit(&msp->ms_lock); 2394219089Spjd } 2395219089Spjd } 2396219089Spjd } 2397219089Spjd 2398219089Spjd spa_config_enter(spa, SCL_CONFIG, FTAG, RW_READER); 2399219089Spjd 2400219089Spjd zdb_ddt_leak_init(spa, zcb); 2401219089Spjd 2402219089Spjd spa_config_exit(spa, SCL_CONFIG, FTAG); 2403219089Spjd} 2404219089Spjd 2405219089Spjdstatic void 2406219089Spjdzdb_leak_fini(spa_t *spa) 2407219089Spjd{ 2408219089Spjd if (!dump_opt['L']) { 2409219089Spjd vdev_t *rvd = spa->spa_root_vdev; 2410219089Spjd for (int c = 0; c < rvd->vdev_children; c++) { 2411219089Spjd vdev_t *vd = rvd->vdev_child[c]; 2412219089Spjd for (int m = 0; m < vd->vdev_ms_count; m++) { 2413219089Spjd metaslab_t *msp = vd->vdev_ms[m]; 2414219089Spjd mutex_enter(&msp->ms_lock); 2415262094Savg 2416262094Savg /* 2417262094Savg * The ms_tree has been overloaded to 2418262094Savg * contain allocated segments. Now that we 2419262094Savg * finished traversing all blocks, any 2420262094Savg * block that remains in the ms_tree 2421262094Savg * represents an allocated block that we 2422262094Savg * did not claim during the traversal. 2423262094Savg * Claimed blocks would have been removed 2424262094Savg * from the ms_tree. 2425262094Savg */ 2426262094Savg range_tree_vacate(msp->ms_tree, zdb_leak, vd); 2427262094Savg msp->ms_loaded = B_FALSE; 2428262094Savg 2429219089Spjd mutex_exit(&msp->ms_lock); 2430219089Spjd } 2431219089Spjd } 2432219089Spjd } 2433219089Spjd} 2434219089Spjd 2435219089Spjd/* ARGSUSED */ 2436168404Spjdstatic int 2437219089Spjdcount_block_cb(void *arg, const blkptr_t *bp, dmu_tx_t *tx) 2438219089Spjd{ 2439219089Spjd zdb_cb_t *zcb = arg; 2440219089Spjd 2441249643Smm if (dump_opt['b'] >= 5) { 2442219089Spjd char blkbuf[BP_SPRINTF_LEN]; 2443263398Sdelphij snprintf_blkptr(blkbuf, sizeof (blkbuf), bp); 2444219089Spjd (void) printf("[%s] %s\n", 2445219089Spjd "deferred free", blkbuf); 2446219089Spjd } 2447219089Spjd zdb_count_block(zcb, NULL, bp, ZDB_OT_DEFERRED); 2448219089Spjd return (0); 2449219089Spjd} 2450219089Spjd 2451219089Spjdstatic int 2452168404Spjddump_block_stats(spa_t *spa) 2453168404Spjd{ 2454168404Spjd zdb_cb_t zcb = { 0 }; 2455168404Spjd zdb_blkstats_t *zb, *tzb; 2456219089Spjd uint64_t norm_alloc, norm_space, total_alloc, total_found; 2457219089Spjd int flags = TRAVERSE_PRE | TRAVERSE_PREFETCH_METADATA | TRAVERSE_HARD; 2458168404Spjd int leaks = 0; 2459168404Spjd 2460249643Smm (void) printf("\nTraversing all blocks %s%s%s%s%s...\n\n", 2461219089Spjd (dump_opt['c'] || !dump_opt['L']) ? "to verify " : "", 2462219089Spjd (dump_opt['c'] == 1) ? "metadata " : "", 2463219089Spjd dump_opt['c'] ? "checksums " : "", 2464219089Spjd (dump_opt['c'] && !dump_opt['L']) ? "and verify " : "", 2465219089Spjd !dump_opt['L'] ? "nothing leaked " : ""); 2466168404Spjd 2467168404Spjd /* 2468185029Spjd * Load all space maps as SM_ALLOC maps, then traverse the pool 2469185029Spjd * claiming each block we discover. If the pool is perfectly 2470185029Spjd * consistent, the space maps will be empty when we're done. 2471185029Spjd * Anything left over is a leak; any block we can't claim (because 2472185029Spjd * it's not part of any space map) is a double allocation, 2473185029Spjd * reference to a freed block, or an unclaimed log block. 2474168404Spjd */ 2475219089Spjd zdb_leak_init(spa, &zcb); 2476168404Spjd 2477168404Spjd /* 2478168404Spjd * If there's a deferred-free bplist, process that first. 2479168404Spjd */ 2480219089Spjd (void) bpobj_iterate_nofree(&spa->spa_deferred_bpobj, 2481219089Spjd count_block_cb, &zcb, NULL); 2482227703Spjd if (spa_version(spa) >= SPA_VERSION_DEADLISTS) { 2483227703Spjd (void) bpobj_iterate_nofree(&spa->spa_dsl_pool->dp_free_bpobj, 2484227703Spjd count_block_cb, &zcb, NULL); 2485227703Spjd } 2486263391Sdelphij if (spa_feature_is_active(spa, SPA_FEATURE_ASYNC_DESTROY)) { 2487243674Smm VERIFY3U(0, ==, bptree_iterate(spa->spa_meta_objset, 2488243674Smm spa->spa_dsl_pool->dp_bptree_obj, B_FALSE, count_block_cb, 2489243674Smm &zcb, NULL)); 2490243674Smm } 2491168404Spjd 2492219089Spjd if (dump_opt['c'] > 1) 2493219089Spjd flags |= TRAVERSE_PREFETCH_DATA; 2494168404Spjd 2495249643Smm zcb.zcb_totalasize = metaslab_class_get_alloc(spa_normal_class(spa)); 2496249643Smm zcb.zcb_start = zcb.zcb_lastprint = gethrtime(); 2497219089Spjd zcb.zcb_haderrors |= traverse_pool(spa, 0, flags, zdb_blkptr_cb, &zcb); 2498168404Spjd 2499263394Sdelphij /* 2500263394Sdelphij * If we've traversed the data blocks then we need to wait for those 2501263394Sdelphij * I/Os to complete. We leverage "The Godfather" zio to wait on 2502263394Sdelphij * all async I/Os to complete. 2503263394Sdelphij */ 2504263394Sdelphij if (dump_opt['c']) { 2505263394Sdelphij (void) zio_wait(spa->spa_async_zio_root); 2506263394Sdelphij spa->spa_async_zio_root = zio_root(spa, NULL, NULL, 2507263394Sdelphij ZIO_FLAG_CANFAIL | ZIO_FLAG_SPECULATIVE | 2508263394Sdelphij ZIO_FLAG_GODFATHER); 2509263394Sdelphij } 2510263394Sdelphij 2511219089Spjd if (zcb.zcb_haderrors) { 2512168404Spjd (void) printf("\nError counts:\n\n"); 2513168404Spjd (void) printf("\t%5s %s\n", "errno", "count"); 2514219089Spjd for (int e = 0; e < 256; e++) { 2515168404Spjd if (zcb.zcb_errors[e] != 0) { 2516168404Spjd (void) printf("\t%5d %llu\n", 2517168404Spjd e, (u_longlong_t)zcb.zcb_errors[e]); 2518168404Spjd } 2519168404Spjd } 2520168404Spjd } 2521168404Spjd 2522168404Spjd /* 2523168404Spjd * Report any leaked segments. 2524168404Spjd */ 2525219089Spjd zdb_leak_fini(spa); 2526168404Spjd 2527219089Spjd tzb = &zcb.zcb_type[ZB_TOTAL][ZDB_OT_TOTAL]; 2528185029Spjd 2529219089Spjd norm_alloc = metaslab_class_get_alloc(spa_normal_class(spa)); 2530219089Spjd norm_space = metaslab_class_get_space(spa_normal_class(spa)); 2531168404Spjd 2532219089Spjd total_alloc = norm_alloc + metaslab_class_get_alloc(spa_log_class(spa)); 2533219089Spjd total_found = tzb->zb_asize - zcb.zcb_dedup_asize; 2534185029Spjd 2535219089Spjd if (total_found == total_alloc) { 2536209962Smm if (!dump_opt['L']) 2537209962Smm (void) printf("\n\tNo leaks (block sum matches space" 2538209962Smm " maps exactly)\n"); 2539168404Spjd } else { 2540168404Spjd (void) printf("block traversal size %llu != alloc %llu " 2541209962Smm "(%s %lld)\n", 2542219089Spjd (u_longlong_t)total_found, 2543219089Spjd (u_longlong_t)total_alloc, 2544209962Smm (dump_opt['L']) ? "unreachable" : "leaked", 2545219089Spjd (longlong_t)(total_alloc - total_found)); 2546168404Spjd leaks = 1; 2547168404Spjd } 2548168404Spjd 2549168404Spjd if (tzb->zb_count == 0) 2550168404Spjd return (2); 2551168404Spjd 2552168404Spjd (void) printf("\n"); 2553168404Spjd (void) printf("\tbp count: %10llu\n", 2554168404Spjd (u_longlong_t)tzb->zb_count); 2555219089Spjd (void) printf("\tbp logical: %10llu avg: %6llu\n", 2556168404Spjd (u_longlong_t)tzb->zb_lsize, 2557168404Spjd (u_longlong_t)(tzb->zb_lsize / tzb->zb_count)); 2558219089Spjd (void) printf("\tbp physical: %10llu avg:" 2559219089Spjd " %6llu compression: %6.2f\n", 2560168404Spjd (u_longlong_t)tzb->zb_psize, 2561168404Spjd (u_longlong_t)(tzb->zb_psize / tzb->zb_count), 2562168404Spjd (double)tzb->zb_lsize / tzb->zb_psize); 2563219089Spjd (void) printf("\tbp allocated: %10llu avg:" 2564219089Spjd " %6llu compression: %6.2f\n", 2565168404Spjd (u_longlong_t)tzb->zb_asize, 2566168404Spjd (u_longlong_t)(tzb->zb_asize / tzb->zb_count), 2567168404Spjd (double)tzb->zb_lsize / tzb->zb_asize); 2568219089Spjd (void) printf("\tbp deduped: %10llu ref>1:" 2569219089Spjd " %6llu deduplication: %6.2f\n", 2570219089Spjd (u_longlong_t)zcb.zcb_dedup_asize, 2571219089Spjd (u_longlong_t)zcb.zcb_dedup_blocks, 2572219089Spjd (double)zcb.zcb_dedup_asize / tzb->zb_asize + 1.0); 2573219089Spjd (void) printf("\tSPA allocated: %10llu used: %5.2f%%\n", 2574219089Spjd (u_longlong_t)norm_alloc, 100.0 * norm_alloc / norm_space); 2575168404Spjd 2576168404Spjd if (dump_opt['b'] >= 2) { 2577168404Spjd int l, t, level; 2578168404Spjd (void) printf("\nBlocks\tLSIZE\tPSIZE\tASIZE" 2579168404Spjd "\t avg\t comp\t%%Total\tType\n"); 2580168404Spjd 2581219089Spjd for (t = 0; t <= ZDB_OT_TOTAL; t++) { 2582219089Spjd char csize[32], lsize[32], psize[32], asize[32]; 2583219089Spjd char avg[32]; 2584168404Spjd char *typename; 2585168404Spjd 2586219089Spjd if (t < DMU_OT_NUMTYPES) 2587219089Spjd typename = dmu_ot[t].ot_name; 2588219089Spjd else 2589219089Spjd typename = zdb_ot_extname[t - DMU_OT_NUMTYPES]; 2590168404Spjd 2591168404Spjd if (zcb.zcb_type[ZB_TOTAL][t].zb_asize == 0) { 2592168404Spjd (void) printf("%6s\t%5s\t%5s\t%5s" 2593168404Spjd "\t%5s\t%5s\t%6s\t%s\n", 2594168404Spjd "-", 2595168404Spjd "-", 2596168404Spjd "-", 2597168404Spjd "-", 2598168404Spjd "-", 2599168404Spjd "-", 2600168404Spjd "-", 2601168404Spjd typename); 2602168404Spjd continue; 2603168404Spjd } 2604168404Spjd 2605168404Spjd for (l = ZB_TOTAL - 1; l >= -1; l--) { 2606168404Spjd level = (l == -1 ? ZB_TOTAL : l); 2607168404Spjd zb = &zcb.zcb_type[level][t]; 2608168404Spjd 2609168404Spjd if (zb->zb_asize == 0) 2610168404Spjd continue; 2611168404Spjd 2612168404Spjd if (dump_opt['b'] < 3 && level != ZB_TOTAL) 2613168404Spjd continue; 2614168404Spjd 2615168404Spjd if (level == 0 && zb->zb_asize == 2616168404Spjd zcb.zcb_type[ZB_TOTAL][t].zb_asize) 2617168404Spjd continue; 2618168404Spjd 2619219089Spjd zdb_nicenum(zb->zb_count, csize); 2620219089Spjd zdb_nicenum(zb->zb_lsize, lsize); 2621219089Spjd zdb_nicenum(zb->zb_psize, psize); 2622219089Spjd zdb_nicenum(zb->zb_asize, asize); 2623219089Spjd zdb_nicenum(zb->zb_asize / zb->zb_count, avg); 2624168404Spjd 2625168404Spjd (void) printf("%6s\t%5s\t%5s\t%5s\t%5s" 2626168404Spjd "\t%5.2f\t%6.2f\t", 2627168404Spjd csize, lsize, psize, asize, avg, 2628168404Spjd (double)zb->zb_lsize / zb->zb_psize, 2629168404Spjd 100.0 * zb->zb_asize / tzb->zb_asize); 2630168404Spjd 2631168404Spjd if (level == ZB_TOTAL) 2632168404Spjd (void) printf("%s\n", typename); 2633168404Spjd else 2634168404Spjd (void) printf(" L%d %s\n", 2635168404Spjd level, typename); 2636249643Smm 2637249643Smm if (dump_opt['b'] >= 4) { 2638249643Smm (void) printf("psize " 2639249643Smm "(in 512-byte sectors): " 2640249643Smm "number of blocks\n"); 2641249643Smm dump_histogram(zb->zb_psize_histogram, 2642262094Savg PSIZE_HISTO_SIZE, 0); 2643249643Smm } 2644168404Spjd } 2645168404Spjd } 2646168404Spjd } 2647168404Spjd 2648168404Spjd (void) printf("\n"); 2649168404Spjd 2650168404Spjd if (leaks) 2651168404Spjd return (2); 2652168404Spjd 2653168404Spjd if (zcb.zcb_haderrors) 2654168404Spjd return (3); 2655168404Spjd 2656168404Spjd return (0); 2657168404Spjd} 2658168404Spjd 2659219089Spjdtypedef struct zdb_ddt_entry { 2660219089Spjd ddt_key_t zdde_key; 2661219089Spjd uint64_t zdde_ref_blocks; 2662219089Spjd uint64_t zdde_ref_lsize; 2663219089Spjd uint64_t zdde_ref_psize; 2664219089Spjd uint64_t zdde_ref_dsize; 2665219089Spjd avl_node_t zdde_node; 2666219089Spjd} zdb_ddt_entry_t; 2667219089Spjd 2668219089Spjd/* ARGSUSED */ 2669219089Spjdstatic int 2670219089Spjdzdb_ddt_add_cb(spa_t *spa, zilog_t *zilog, const blkptr_t *bp, 2671247406Smm const zbookmark_t *zb, const dnode_phys_t *dnp, void *arg) 2672219089Spjd{ 2673219089Spjd avl_tree_t *t = arg; 2674219089Spjd avl_index_t where; 2675219089Spjd zdb_ddt_entry_t *zdde, zdde_search; 2676219089Spjd 2677263398Sdelphij if (BP_IS_HOLE(bp)) 2678219089Spjd return (0); 2679219089Spjd 2680219089Spjd if (dump_opt['S'] > 1 && zb->zb_level == ZB_ROOT_LEVEL) { 2681219089Spjd (void) printf("traversing objset %llu, %llu objects, " 2682219089Spjd "%lu blocks so far\n", 2683219089Spjd (u_longlong_t)zb->zb_objset, 2684219089Spjd (u_longlong_t)bp->blk_fill, 2685219089Spjd avl_numnodes(t)); 2686219089Spjd } 2687219089Spjd 2688219089Spjd if (BP_IS_HOLE(bp) || BP_GET_CHECKSUM(bp) == ZIO_CHECKSUM_OFF || 2689243674Smm BP_GET_LEVEL(bp) > 0 || DMU_OT_IS_METADATA(BP_GET_TYPE(bp))) 2690219089Spjd return (0); 2691219089Spjd 2692219089Spjd ddt_key_fill(&zdde_search.zdde_key, bp); 2693219089Spjd 2694219089Spjd zdde = avl_find(t, &zdde_search, &where); 2695219089Spjd 2696219089Spjd if (zdde == NULL) { 2697219089Spjd zdde = umem_zalloc(sizeof (*zdde), UMEM_NOFAIL); 2698219089Spjd zdde->zdde_key = zdde_search.zdde_key; 2699219089Spjd avl_insert(t, zdde, where); 2700219089Spjd } 2701219089Spjd 2702219089Spjd zdde->zdde_ref_blocks += 1; 2703219089Spjd zdde->zdde_ref_lsize += BP_GET_LSIZE(bp); 2704219089Spjd zdde->zdde_ref_psize += BP_GET_PSIZE(bp); 2705219089Spjd zdde->zdde_ref_dsize += bp_get_dsize_sync(spa, bp); 2706219089Spjd 2707219089Spjd return (0); 2708219089Spjd} 2709219089Spjd 2710168404Spjdstatic void 2711219089Spjddump_simulated_ddt(spa_t *spa) 2712219089Spjd{ 2713219089Spjd avl_tree_t t; 2714219089Spjd void *cookie = NULL; 2715219089Spjd zdb_ddt_entry_t *zdde; 2716219089Spjd ddt_histogram_t ddh_total = { 0 }; 2717219089Spjd ddt_stat_t dds_total = { 0 }; 2718219089Spjd 2719219089Spjd avl_create(&t, ddt_entry_compare, 2720219089Spjd sizeof (zdb_ddt_entry_t), offsetof(zdb_ddt_entry_t, zdde_node)); 2721219089Spjd 2722219089Spjd spa_config_enter(spa, SCL_CONFIG, FTAG, RW_READER); 2723219089Spjd 2724219089Spjd (void) traverse_pool(spa, 0, TRAVERSE_PRE | TRAVERSE_PREFETCH_METADATA, 2725219089Spjd zdb_ddt_add_cb, &t); 2726219089Spjd 2727219089Spjd spa_config_exit(spa, SCL_CONFIG, FTAG); 2728219089Spjd 2729219089Spjd while ((zdde = avl_destroy_nodes(&t, &cookie)) != NULL) { 2730219089Spjd ddt_stat_t dds; 2731219089Spjd uint64_t refcnt = zdde->zdde_ref_blocks; 2732219089Spjd ASSERT(refcnt != 0); 2733219089Spjd 2734219089Spjd dds.dds_blocks = zdde->zdde_ref_blocks / refcnt; 2735219089Spjd dds.dds_lsize = zdde->zdde_ref_lsize / refcnt; 2736219089Spjd dds.dds_psize = zdde->zdde_ref_psize / refcnt; 2737219089Spjd dds.dds_dsize = zdde->zdde_ref_dsize / refcnt; 2738219089Spjd 2739219089Spjd dds.dds_ref_blocks = zdde->zdde_ref_blocks; 2740219089Spjd dds.dds_ref_lsize = zdde->zdde_ref_lsize; 2741219089Spjd dds.dds_ref_psize = zdde->zdde_ref_psize; 2742219089Spjd dds.dds_ref_dsize = zdde->zdde_ref_dsize; 2743219089Spjd 2744265751Sdelphij ddt_stat_add(&ddh_total.ddh_stat[highbit64(refcnt) - 1], 2745265751Sdelphij &dds, 0); 2746219089Spjd 2747219089Spjd umem_free(zdde, sizeof (*zdde)); 2748219089Spjd } 2749219089Spjd 2750219089Spjd avl_destroy(&t); 2751219089Spjd 2752219089Spjd ddt_histogram_stat(&dds_total, &ddh_total); 2753219089Spjd 2754219089Spjd (void) printf("Simulated DDT histogram:\n"); 2755219089Spjd 2756219089Spjd zpool_dump_ddt(&dds_total, &ddh_total); 2757219089Spjd 2758219089Spjd dump_dedup_ratio(&dds_total); 2759219089Spjd} 2760219089Spjd 2761219089Spjdstatic void 2762168404Spjddump_zpool(spa_t *spa) 2763168404Spjd{ 2764168404Spjd dsl_pool_t *dp = spa_get_dsl(spa); 2765168404Spjd int rc = 0; 2766168404Spjd 2767219089Spjd if (dump_opt['S']) { 2768219089Spjd dump_simulated_ddt(spa); 2769219089Spjd return; 2770219089Spjd } 2771219089Spjd 2772219089Spjd if (!dump_opt['e'] && dump_opt['C'] > 1) { 2773219089Spjd (void) printf("\nCached configuration:\n"); 2774219089Spjd dump_nvlist(spa->spa_config, 8); 2775219089Spjd } 2776219089Spjd 2777219089Spjd if (dump_opt['C']) 2778219089Spjd dump_config(spa); 2779219089Spjd 2780168404Spjd if (dump_opt['u']) 2781219089Spjd dump_uberblock(&spa->spa_uberblock, "\nUberblock:\n", "\n"); 2782168404Spjd 2783219089Spjd if (dump_opt['D']) 2784219089Spjd dump_all_ddts(spa); 2785219089Spjd 2786219089Spjd if (dump_opt['d'] > 2 || dump_opt['m']) 2787219089Spjd dump_metaslabs(spa); 2788219089Spjd 2789219089Spjd if (dump_opt['d'] || dump_opt['i']) { 2790168404Spjd dump_dir(dp->dp_meta_objset); 2791168404Spjd if (dump_opt['d'] >= 3) { 2792248369Smm dump_bpobj(&spa->spa_deferred_bpobj, 2793248369Smm "Deferred frees", 0); 2794219089Spjd if (spa_version(spa) >= SPA_VERSION_DEADLISTS) { 2795219089Spjd dump_bpobj(&spa->spa_dsl_pool->dp_free_bpobj, 2796248369Smm "Pool snapshot frees", 0); 2797219089Spjd } 2798243674Smm 2799243674Smm if (spa_feature_is_active(spa, 2800263391Sdelphij SPA_FEATURE_ASYNC_DESTROY)) { 2801243674Smm dump_bptree(spa->spa_meta_objset, 2802243674Smm spa->spa_dsl_pool->dp_bptree_obj, 2803243674Smm "Pool dataset frees"); 2804243674Smm } 2805168404Spjd dump_dtl(spa->spa_root_vdev, 0); 2806209962Smm } 2807219089Spjd (void) dmu_objset_find(spa_name(spa), dump_one_dir, 2808219089Spjd NULL, DS_FIND_SNAPSHOTS | DS_FIND_CHILDREN); 2809168404Spjd } 2810219089Spjd if (dump_opt['b'] || dump_opt['c']) 2811168404Spjd rc = dump_block_stats(spa); 2812168404Spjd 2813262094Savg if (rc == 0) 2814262094Savg rc = verify_spacemap_refcounts(spa); 2815262094Savg 2816168404Spjd if (dump_opt['s']) 2817168404Spjd show_pool_stats(spa); 2818168404Spjd 2819219089Spjd if (dump_opt['h']) 2820219089Spjd dump_history(spa); 2821219089Spjd 2822168404Spjd if (rc != 0) 2823168404Spjd exit(rc); 2824168404Spjd} 2825168404Spjd 2826168404Spjd#define ZDB_FLAG_CHECKSUM 0x0001 2827168404Spjd#define ZDB_FLAG_DECOMPRESS 0x0002 2828168404Spjd#define ZDB_FLAG_BSWAP 0x0004 2829168404Spjd#define ZDB_FLAG_GBH 0x0008 2830168404Spjd#define ZDB_FLAG_INDIRECT 0x0010 2831168404Spjd#define ZDB_FLAG_PHYS 0x0020 2832168404Spjd#define ZDB_FLAG_RAW 0x0040 2833168404Spjd#define ZDB_FLAG_PRINT_BLKPTR 0x0080 2834168404Spjd 2835168404Spjdint flagbits[256]; 2836168404Spjd 2837168404Spjdstatic void 2838168404Spjdzdb_print_blkptr(blkptr_t *bp, int flags) 2839168404Spjd{ 2840219089Spjd char blkbuf[BP_SPRINTF_LEN]; 2841168404Spjd 2842168404Spjd if (flags & ZDB_FLAG_BSWAP) 2843168404Spjd byteswap_uint64_array((void *)bp, sizeof (blkptr_t)); 2844219089Spjd 2845263398Sdelphij snprintf_blkptr(blkbuf, sizeof (blkbuf), bp); 2846219089Spjd (void) printf("%s\n", blkbuf); 2847168404Spjd} 2848168404Spjd 2849168404Spjdstatic void 2850168404Spjdzdb_dump_indirect(blkptr_t *bp, int nbps, int flags) 2851168404Spjd{ 2852168404Spjd int i; 2853168404Spjd 2854168404Spjd for (i = 0; i < nbps; i++) 2855168404Spjd zdb_print_blkptr(&bp[i], flags); 2856168404Spjd} 2857168404Spjd 2858168404Spjdstatic void 2859168404Spjdzdb_dump_gbh(void *buf, int flags) 2860168404Spjd{ 2861168404Spjd zdb_dump_indirect((blkptr_t *)buf, SPA_GBH_NBLKPTRS, flags); 2862168404Spjd} 2863168404Spjd 2864168404Spjdstatic void 2865168404Spjdzdb_dump_block_raw(void *buf, uint64_t size, int flags) 2866168404Spjd{ 2867168404Spjd if (flags & ZDB_FLAG_BSWAP) 2868168404Spjd byteswap_uint64_array(buf, size); 2869219089Spjd (void) write(1, buf, size); 2870168404Spjd} 2871168404Spjd 2872168404Spjdstatic void 2873168404Spjdzdb_dump_block(char *label, void *buf, uint64_t size, int flags) 2874168404Spjd{ 2875168404Spjd uint64_t *d = (uint64_t *)buf; 2876168404Spjd int nwords = size / sizeof (uint64_t); 2877168404Spjd int do_bswap = !!(flags & ZDB_FLAG_BSWAP); 2878168404Spjd int i, j; 2879168404Spjd char *hdr, *c; 2880168404Spjd 2881168404Spjd 2882168404Spjd if (do_bswap) 2883168404Spjd hdr = " 7 6 5 4 3 2 1 0 f e d c b a 9 8"; 2884168404Spjd else 2885168404Spjd hdr = " 0 1 2 3 4 5 6 7 8 9 a b c d e f"; 2886168404Spjd 2887168404Spjd (void) printf("\n%s\n%6s %s 0123456789abcdef\n", label, "", hdr); 2888168404Spjd 2889168404Spjd for (i = 0; i < nwords; i += 2) { 2890168404Spjd (void) printf("%06llx: %016llx %016llx ", 2891168404Spjd (u_longlong_t)(i * sizeof (uint64_t)), 2892168404Spjd (u_longlong_t)(do_bswap ? BSWAP_64(d[i]) : d[i]), 2893168404Spjd (u_longlong_t)(do_bswap ? BSWAP_64(d[i + 1]) : d[i + 1])); 2894168404Spjd 2895168404Spjd c = (char *)&d[i]; 2896168404Spjd for (j = 0; j < 2 * sizeof (uint64_t); j++) 2897168404Spjd (void) printf("%c", isprint(c[j]) ? c[j] : '.'); 2898168404Spjd (void) printf("\n"); 2899168404Spjd } 2900168404Spjd} 2901168404Spjd 2902168404Spjd/* 2903168404Spjd * There are two acceptable formats: 2904168404Spjd * leaf_name - For example: c1t0d0 or /tmp/ztest.0a 2905168404Spjd * child[.child]* - For example: 0.1.1 2906168404Spjd * 2907168404Spjd * The second form can be used to specify arbitrary vdevs anywhere 2908168404Spjd * in the heirarchy. For example, in a pool with a mirror of 2909168404Spjd * RAID-Zs, you can specify either RAID-Z vdev with 0.0 or 0.1 . 2910168404Spjd */ 2911168404Spjdstatic vdev_t * 2912168404Spjdzdb_vdev_lookup(vdev_t *vdev, char *path) 2913168404Spjd{ 2914168404Spjd char *s, *p, *q; 2915168404Spjd int i; 2916168404Spjd 2917168404Spjd if (vdev == NULL) 2918168404Spjd return (NULL); 2919168404Spjd 2920168404Spjd /* First, assume the x.x.x.x format */ 2921168404Spjd i = (int)strtoul(path, &s, 10); 2922168404Spjd if (s == path || (s && *s != '.' && *s != '\0')) 2923168404Spjd goto name; 2924168404Spjd if (i < 0 || i >= vdev->vdev_children) 2925168404Spjd return (NULL); 2926168404Spjd 2927168404Spjd vdev = vdev->vdev_child[i]; 2928168404Spjd if (*s == '\0') 2929168404Spjd return (vdev); 2930168404Spjd return (zdb_vdev_lookup(vdev, s+1)); 2931168404Spjd 2932168404Spjdname: 2933168404Spjd for (i = 0; i < vdev->vdev_children; i++) { 2934168404Spjd vdev_t *vc = vdev->vdev_child[i]; 2935168404Spjd 2936168404Spjd if (vc->vdev_path == NULL) { 2937168404Spjd vc = zdb_vdev_lookup(vc, path); 2938168404Spjd if (vc == NULL) 2939168404Spjd continue; 2940168404Spjd else 2941168404Spjd return (vc); 2942168404Spjd } 2943168404Spjd 2944168404Spjd p = strrchr(vc->vdev_path, '/'); 2945168404Spjd p = p ? p + 1 : vc->vdev_path; 2946168404Spjd q = &vc->vdev_path[strlen(vc->vdev_path) - 2]; 2947168404Spjd 2948168404Spjd if (strcmp(vc->vdev_path, path) == 0) 2949168404Spjd return (vc); 2950168404Spjd if (strcmp(p, path) == 0) 2951168404Spjd return (vc); 2952168404Spjd if (strcmp(q, "s0") == 0 && strncmp(p, path, q - p) == 0) 2953168404Spjd return (vc); 2954168404Spjd } 2955168404Spjd 2956168404Spjd return (NULL); 2957168404Spjd} 2958168404Spjd 2959168404Spjd/* 2960168404Spjd * Read a block from a pool and print it out. The syntax of the 2961168404Spjd * block descriptor is: 2962168404Spjd * 2963168404Spjd * pool:vdev_specifier:offset:size[:flags] 2964168404Spjd * 2965168404Spjd * pool - The name of the pool you wish to read from 2966168404Spjd * vdev_specifier - Which vdev (see comment for zdb_vdev_lookup) 2967168404Spjd * offset - offset, in hex, in bytes 2968168404Spjd * size - Amount of data to read, in hex, in bytes 2969168404Spjd * flags - A string of characters specifying options 2970168404Spjd * b: Decode a blkptr at given offset within block 2971168404Spjd * *c: Calculate and display checksums 2972219089Spjd * d: Decompress data before dumping 2973168404Spjd * e: Byteswap data before dumping 2974219089Spjd * g: Display data as a gang block header 2975219089Spjd * i: Display as an indirect block 2976168404Spjd * p: Do I/O to physical offset 2977168404Spjd * r: Dump raw data to stdout 2978168404Spjd * 2979168404Spjd * * = not yet implemented 2980168404Spjd */ 2981168404Spjdstatic void 2982219089Spjdzdb_read_block(char *thing, spa_t *spa) 2983168404Spjd{ 2984219089Spjd blkptr_t blk, *bp = &blk; 2985219089Spjd dva_t *dva = bp->blk_dva; 2986168404Spjd int flags = 0; 2987219089Spjd uint64_t offset = 0, size = 0, psize = 0, lsize = 0, blkptr_offset = 0; 2988168404Spjd zio_t *zio; 2989168404Spjd vdev_t *vd; 2990219089Spjd void *pbuf, *lbuf, *buf; 2991219089Spjd char *s, *p, *dup, *vdev, *flagstr; 2992219089Spjd int i, error; 2993168404Spjd 2994168404Spjd dup = strdup(thing); 2995168404Spjd s = strtok(dup, ":"); 2996168404Spjd vdev = s ? s : ""; 2997168404Spjd s = strtok(NULL, ":"); 2998168404Spjd offset = strtoull(s ? s : "", NULL, 16); 2999168404Spjd s = strtok(NULL, ":"); 3000168404Spjd size = strtoull(s ? s : "", NULL, 16); 3001168404Spjd s = strtok(NULL, ":"); 3002168404Spjd flagstr = s ? s : ""; 3003168404Spjd 3004168404Spjd s = NULL; 3005168404Spjd if (size == 0) 3006168404Spjd s = "size must not be zero"; 3007168404Spjd if (!IS_P2ALIGNED(size, DEV_BSIZE)) 3008168404Spjd s = "size must be a multiple of sector size"; 3009168404Spjd if (!IS_P2ALIGNED(offset, DEV_BSIZE)) 3010168404Spjd s = "offset must be a multiple of sector size"; 3011168404Spjd if (s) { 3012168404Spjd (void) printf("Invalid block specifier: %s - %s\n", thing, s); 3013168404Spjd free(dup); 3014168404Spjd return; 3015168404Spjd } 3016168404Spjd 3017168404Spjd for (s = strtok(flagstr, ":"); s; s = strtok(NULL, ":")) { 3018168404Spjd for (i = 0; flagstr[i]; i++) { 3019168404Spjd int bit = flagbits[(uchar_t)flagstr[i]]; 3020168404Spjd 3021168404Spjd if (bit == 0) { 3022168404Spjd (void) printf("***Invalid flag: %c\n", 3023168404Spjd flagstr[i]); 3024168404Spjd continue; 3025168404Spjd } 3026168404Spjd flags |= bit; 3027168404Spjd 3028168404Spjd /* If it's not something with an argument, keep going */ 3029219089Spjd if ((bit & (ZDB_FLAG_CHECKSUM | 3030168404Spjd ZDB_FLAG_PRINT_BLKPTR)) == 0) 3031168404Spjd continue; 3032168404Spjd 3033168404Spjd p = &flagstr[i + 1]; 3034168404Spjd if (bit == ZDB_FLAG_PRINT_BLKPTR) 3035168404Spjd blkptr_offset = strtoull(p, &p, 16); 3036168404Spjd if (*p != ':' && *p != '\0') { 3037168404Spjd (void) printf("***Invalid flag arg: '%s'\n", s); 3038168404Spjd free(dup); 3039168404Spjd return; 3040168404Spjd } 3041262105Savg i += p - &flagstr[i + 1]; /* skip over the number */ 3042168404Spjd } 3043168404Spjd } 3044168404Spjd 3045168404Spjd vd = zdb_vdev_lookup(spa->spa_root_vdev, vdev); 3046168404Spjd if (vd == NULL) { 3047168404Spjd (void) printf("***Invalid vdev: %s\n", vdev); 3048168404Spjd free(dup); 3049168404Spjd return; 3050168404Spjd } else { 3051168404Spjd if (vd->vdev_path) 3052219089Spjd (void) fprintf(stderr, "Found vdev: %s\n", 3053219089Spjd vd->vdev_path); 3054168404Spjd else 3055219089Spjd (void) fprintf(stderr, "Found vdev type: %s\n", 3056168404Spjd vd->vdev_ops->vdev_op_type); 3057168404Spjd } 3058168404Spjd 3059219089Spjd psize = size; 3060219089Spjd lsize = size; 3061168404Spjd 3062219089Spjd pbuf = umem_alloc(SPA_MAXBLOCKSIZE, UMEM_NOFAIL); 3063219089Spjd lbuf = umem_alloc(SPA_MAXBLOCKSIZE, UMEM_NOFAIL); 3064168404Spjd 3065219089Spjd BP_ZERO(bp); 3066219089Spjd 3067219089Spjd DVA_SET_VDEV(&dva[0], vd->vdev_id); 3068219089Spjd DVA_SET_OFFSET(&dva[0], offset); 3069219089Spjd DVA_SET_GANG(&dva[0], !!(flags & ZDB_FLAG_GBH)); 3070219089Spjd DVA_SET_ASIZE(&dva[0], vdev_psize_to_asize(vd, psize)); 3071219089Spjd 3072219089Spjd BP_SET_BIRTH(bp, TXG_INITIAL, TXG_INITIAL); 3073219089Spjd 3074219089Spjd BP_SET_LSIZE(bp, lsize); 3075219089Spjd BP_SET_PSIZE(bp, psize); 3076219089Spjd BP_SET_COMPRESS(bp, ZIO_COMPRESS_OFF); 3077219089Spjd BP_SET_CHECKSUM(bp, ZIO_CHECKSUM_OFF); 3078219089Spjd BP_SET_TYPE(bp, DMU_OT_NONE); 3079219089Spjd BP_SET_LEVEL(bp, 0); 3080219089Spjd BP_SET_DEDUP(bp, 0); 3081219089Spjd BP_SET_BYTEORDER(bp, ZFS_HOST_BYTEORDER); 3082219089Spjd 3083185029Spjd spa_config_enter(spa, SCL_STATE, FTAG, RW_READER); 3084168404Spjd zio = zio_root(spa, NULL, NULL, 0); 3085219089Spjd 3086219089Spjd if (vd == vd->vdev_top) { 3087219089Spjd /* 3088219089Spjd * Treat this as a normal block read. 3089219089Spjd */ 3090219089Spjd zio_nowait(zio_read(zio, spa, bp, pbuf, psize, NULL, NULL, 3091219089Spjd ZIO_PRIORITY_SYNC_READ, 3092219089Spjd ZIO_FLAG_CANFAIL | ZIO_FLAG_RAW, NULL)); 3093219089Spjd } else { 3094219089Spjd /* 3095219089Spjd * Treat this as a vdev child I/O. 3096219089Spjd */ 3097219089Spjd zio_nowait(zio_vdev_child_io(zio, bp, vd, offset, pbuf, psize, 3098219089Spjd ZIO_TYPE_READ, ZIO_PRIORITY_SYNC_READ, 3099219089Spjd ZIO_FLAG_DONT_CACHE | ZIO_FLAG_DONT_QUEUE | 3100219089Spjd ZIO_FLAG_DONT_PROPAGATE | ZIO_FLAG_DONT_RETRY | 3101219089Spjd ZIO_FLAG_CANFAIL | ZIO_FLAG_RAW, NULL, NULL)); 3102219089Spjd } 3103219089Spjd 3104168404Spjd error = zio_wait(zio); 3105185029Spjd spa_config_exit(spa, SCL_STATE, FTAG); 3106168404Spjd 3107168404Spjd if (error) { 3108168404Spjd (void) printf("Read of %s failed, error: %d\n", thing, error); 3109168404Spjd goto out; 3110168404Spjd } 3111168404Spjd 3112219089Spjd if (flags & ZDB_FLAG_DECOMPRESS) { 3113219089Spjd /* 3114219089Spjd * We don't know how the data was compressed, so just try 3115219089Spjd * every decompress function at every inflated blocksize. 3116219089Spjd */ 3117219089Spjd enum zio_compress c; 3118219089Spjd void *pbuf2 = umem_alloc(SPA_MAXBLOCKSIZE, UMEM_NOFAIL); 3119219089Spjd void *lbuf2 = umem_alloc(SPA_MAXBLOCKSIZE, UMEM_NOFAIL); 3120219089Spjd 3121219089Spjd bcopy(pbuf, pbuf2, psize); 3122219089Spjd 3123219089Spjd VERIFY(random_get_pseudo_bytes((uint8_t *)pbuf + psize, 3124219089Spjd SPA_MAXBLOCKSIZE - psize) == 0); 3125219089Spjd 3126219089Spjd VERIFY(random_get_pseudo_bytes((uint8_t *)pbuf2 + psize, 3127219089Spjd SPA_MAXBLOCKSIZE - psize) == 0); 3128219089Spjd 3129219089Spjd for (lsize = SPA_MAXBLOCKSIZE; lsize > psize; 3130219089Spjd lsize -= SPA_MINBLOCKSIZE) { 3131219089Spjd for (c = 0; c < ZIO_COMPRESS_FUNCTIONS; c++) { 3132219089Spjd if (zio_decompress_data(c, pbuf, lbuf, 3133219089Spjd psize, lsize) == 0 && 3134219089Spjd zio_decompress_data(c, pbuf2, lbuf2, 3135219089Spjd psize, lsize) == 0 && 3136219089Spjd bcmp(lbuf, lbuf2, lsize) == 0) 3137219089Spjd break; 3138219089Spjd } 3139219089Spjd if (c != ZIO_COMPRESS_FUNCTIONS) 3140219089Spjd break; 3141219089Spjd lsize -= SPA_MINBLOCKSIZE; 3142219089Spjd } 3143219089Spjd 3144219089Spjd umem_free(pbuf2, SPA_MAXBLOCKSIZE); 3145219089Spjd umem_free(lbuf2, SPA_MAXBLOCKSIZE); 3146219089Spjd 3147219089Spjd if (lsize <= psize) { 3148219089Spjd (void) printf("Decompress of %s failed\n", thing); 3149219089Spjd goto out; 3150219089Spjd } 3151219089Spjd buf = lbuf; 3152219089Spjd size = lsize; 3153219089Spjd } else { 3154219089Spjd buf = pbuf; 3155219089Spjd size = psize; 3156219089Spjd } 3157219089Spjd 3158168404Spjd if (flags & ZDB_FLAG_PRINT_BLKPTR) 3159168404Spjd zdb_print_blkptr((blkptr_t *)(void *) 3160168404Spjd ((uintptr_t)buf + (uintptr_t)blkptr_offset), flags); 3161168404Spjd else if (flags & ZDB_FLAG_RAW) 3162168404Spjd zdb_dump_block_raw(buf, size, flags); 3163168404Spjd else if (flags & ZDB_FLAG_INDIRECT) 3164168404Spjd zdb_dump_indirect((blkptr_t *)buf, size / sizeof (blkptr_t), 3165168404Spjd flags); 3166168404Spjd else if (flags & ZDB_FLAG_GBH) 3167168404Spjd zdb_dump_gbh(buf, flags); 3168168404Spjd else 3169168404Spjd zdb_dump_block(thing, buf, size, flags); 3170168404Spjd 3171168404Spjdout: 3172219089Spjd umem_free(pbuf, SPA_MAXBLOCKSIZE); 3173219089Spjd umem_free(lbuf, SPA_MAXBLOCKSIZE); 3174168404Spjd free(dup); 3175168404Spjd} 3176168404Spjd 3177185029Spjdstatic boolean_t 3178219089Spjdpool_match(nvlist_t *cfg, char *tgt) 3179185029Spjd{ 3180219089Spjd uint64_t v, guid = strtoull(tgt, NULL, 0); 3181185029Spjd char *s; 3182185029Spjd 3183219089Spjd if (guid != 0) { 3184219089Spjd if (nvlist_lookup_uint64(cfg, ZPOOL_CONFIG_POOL_GUID, &v) == 0) 3185219089Spjd return (v == guid); 3186219089Spjd } else { 3187219089Spjd if (nvlist_lookup_string(cfg, ZPOOL_CONFIG_POOL_NAME, &s) == 0) 3188219089Spjd return (strcmp(s, tgt) == 0); 3189185029Spjd } 3190185029Spjd return (B_FALSE); 3191185029Spjd} 3192185029Spjd 3193219089Spjdstatic char * 3194219089Spjdfind_zpool(char **target, nvlist_t **configp, int dirc, char **dirv) 3195185029Spjd{ 3196219089Spjd nvlist_t *pools; 3197219089Spjd nvlist_t *match = NULL; 3198219089Spjd char *name = NULL; 3199219089Spjd char *sepp = NULL; 3200219089Spjd char sep; 3201219089Spjd int count = 0; 3202219089Spjd importargs_t args = { 0 }; 3203185029Spjd 3204219089Spjd args.paths = dirc; 3205219089Spjd args.path = dirv; 3206219089Spjd args.can_be_active = B_TRUE; 3207185029Spjd 3208219089Spjd if ((sepp = strpbrk(*target, "/@")) != NULL) { 3209219089Spjd sep = *sepp; 3210219089Spjd *sepp = '\0'; 3211185029Spjd } 3212185029Spjd 3213219089Spjd pools = zpool_search_import(g_zfs, &args); 3214185029Spjd 3215185029Spjd if (pools != NULL) { 3216185029Spjd nvpair_t *elem = NULL; 3217185029Spjd while ((elem = nvlist_next_nvpair(pools, elem)) != NULL) { 3218185029Spjd verify(nvpair_value_nvlist(elem, configp) == 0); 3219219089Spjd if (pool_match(*configp, *target)) { 3220219089Spjd count++; 3221185029Spjd if (match != NULL) { 3222219089Spjd /* print previously found config */ 3223219089Spjd if (name != NULL) { 3224219089Spjd (void) printf("%s\n", name); 3225219089Spjd dump_nvlist(match, 8); 3226219089Spjd name = NULL; 3227219089Spjd } 3228219089Spjd (void) printf("%s\n", 3229219089Spjd nvpair_name(elem)); 3230219089Spjd dump_nvlist(*configp, 8); 3231185029Spjd } else { 3232185029Spjd match = *configp; 3233219089Spjd name = nvpair_name(elem); 3234185029Spjd } 3235185029Spjd } 3236185029Spjd } 3237185029Spjd } 3238219089Spjd if (count > 1) 3239219089Spjd (void) fatal("\tMatched %d pools - use pool GUID " 3240219089Spjd "instead of pool name or \n" 3241219089Spjd "\tpool name part of a dataset name to select pool", count); 3242185029Spjd 3243219089Spjd if (sepp) 3244219089Spjd *sepp = sep; 3245219089Spjd /* 3246219089Spjd * If pool GUID was specified for pool id, replace it with pool name 3247219089Spjd */ 3248219089Spjd if (name && (strstr(*target, name) != *target)) { 3249219089Spjd int sz = 1 + strlen(name) + ((sepp) ? strlen(sepp) : 0); 3250185029Spjd 3251219089Spjd *target = umem_alloc(sz, UMEM_NOFAIL); 3252219089Spjd (void) snprintf(*target, sz, "%s%s", name, sepp ? sepp : ""); 3253219089Spjd } 3254219089Spjd 3255219089Spjd *configp = name ? match : NULL; 3256219089Spjd 3257219089Spjd return (name); 3258185029Spjd} 3259185029Spjd 3260168404Spjdint 3261168404Spjdmain(int argc, char **argv) 3262168404Spjd{ 3263168404Spjd int i, c; 3264168404Spjd struct rlimit rl = { 1024, 1024 }; 3265219089Spjd spa_t *spa = NULL; 3266168404Spjd objset_t *os = NULL; 3267168404Spjd int dump_all = 1; 3268168404Spjd int verbose = 0; 3269219089Spjd int error = 0; 3270219089Spjd char **searchdirs = NULL; 3271219089Spjd int nsearch = 0; 3272219089Spjd char *target; 3273219089Spjd nvlist_t *policy = NULL; 3274219089Spjd uint64_t max_txg = UINT64_MAX; 3275219089Spjd int rewind = ZPOOL_NEVER_REWIND; 3276168404Spjd 3277168404Spjd (void) setrlimit(RLIMIT_NOFILE, &rl); 3278168404Spjd (void) enable_extended_FILE_stdio(-1, -1); 3279168404Spjd 3280168404Spjd dprintf_setup(&argc, argv); 3281168404Spjd 3282263394Sdelphij while ((c = getopt(argc, argv, "bcdhilmM:suCDRSAFLXevp:t:U:P")) != -1) { 3283168404Spjd switch (c) { 3284219089Spjd case 'b': 3285219089Spjd case 'c': 3286168404Spjd case 'd': 3287219089Spjd case 'h': 3288168404Spjd case 'i': 3289219089Spjd case 'l': 3290209962Smm case 'm': 3291168404Spjd case 's': 3292219089Spjd case 'u': 3293168404Spjd case 'C': 3294219089Spjd case 'D': 3295168404Spjd case 'R': 3296219089Spjd case 'S': 3297168404Spjd dump_opt[c]++; 3298168404Spjd dump_all = 0; 3299168404Spjd break; 3300219089Spjd case 'A': 3301219089Spjd case 'F': 3302209962Smm case 'L': 3303219089Spjd case 'X': 3304219089Spjd case 'e': 3305219089Spjd case 'P': 3306209962Smm dump_opt[c]++; 3307209962Smm break; 3308168404Spjd case 'v': 3309168404Spjd verbose++; 3310168404Spjd break; 3311263394Sdelphij case 'M': 3312263394Sdelphij max_inflight = strtoull(optarg, NULL, 0); 3313263394Sdelphij if (max_inflight == 0) { 3314263394Sdelphij (void) fprintf(stderr, "maximum number " 3315263394Sdelphij "of inflight I/Os must be greater " 3316263394Sdelphij "than 0\n"); 3317263394Sdelphij usage(); 3318263394Sdelphij } 3319263394Sdelphij break; 3320185029Spjd case 'p': 3321219089Spjd if (searchdirs == NULL) { 3322219089Spjd searchdirs = umem_alloc(sizeof (char *), 3323219089Spjd UMEM_NOFAIL); 3324219089Spjd } else { 3325219089Spjd char **tmp = umem_alloc((nsearch + 1) * 3326219089Spjd sizeof (char *), UMEM_NOFAIL); 3327219089Spjd bcopy(searchdirs, tmp, nsearch * 3328219089Spjd sizeof (char *)); 3329219089Spjd umem_free(searchdirs, 3330219089Spjd nsearch * sizeof (char *)); 3331219089Spjd searchdirs = tmp; 3332219089Spjd } 3333219089Spjd searchdirs[nsearch++] = optarg; 3334185029Spjd break; 3335209962Smm case 't': 3336219089Spjd max_txg = strtoull(optarg, NULL, 0); 3337219089Spjd if (max_txg < TXG_INITIAL) { 3338209962Smm (void) fprintf(stderr, "incorrect txg " 3339209962Smm "specified: %s\n", optarg); 3340209962Smm usage(); 3341209962Smm } 3342209962Smm break; 3343219089Spjd case 'U': 3344219089Spjd spa_config_path = optarg; 3345219089Spjd break; 3346168404Spjd default: 3347168404Spjd usage(); 3348168404Spjd break; 3349168404Spjd } 3350168404Spjd } 3351168404Spjd 3352219089Spjd if (!dump_opt['e'] && searchdirs != NULL) { 3353208047Smm (void) fprintf(stderr, "-p option requires use of -e\n"); 3354208047Smm usage(); 3355208047Smm } 3356185029Spjd 3357168404Spjd kernel_init(FREAD); 3358185029Spjd g_zfs = libzfs_init(); 3359185029Spjd ASSERT(g_zfs != NULL); 3360168404Spjd 3361219089Spjd if (dump_all) 3362219089Spjd verbose = MAX(verbose, 1); 3363219089Spjd 3364168404Spjd for (c = 0; c < 256; c++) { 3365219089Spjd if (dump_all && !strchr("elAFLRSXP", c)) 3366168404Spjd dump_opt[c] = 1; 3367168404Spjd if (dump_opt[c]) 3368168404Spjd dump_opt[c] += verbose; 3369168404Spjd } 3370168404Spjd 3371219089Spjd aok = (dump_opt['A'] == 1) || (dump_opt['A'] > 2); 3372219089Spjd zfs_recover = (dump_opt['A'] > 1); 3373219089Spjd 3374168404Spjd argc -= optind; 3375168404Spjd argv += optind; 3376168404Spjd 3377219089Spjd if (argc < 2 && dump_opt['R']) 3378219089Spjd usage(); 3379168404Spjd if (argc < 1) { 3380219089Spjd if (!dump_opt['e'] && dump_opt['C']) { 3381185029Spjd dump_cachefile(spa_config_path); 3382168404Spjd return (0); 3383168404Spjd } 3384168404Spjd usage(); 3385168404Spjd } 3386168404Spjd 3387168404Spjd if (dump_opt['l']) { 3388168404Spjd dump_label(argv[0]); 3389168404Spjd return (0); 3390168404Spjd } 3391168404Spjd 3392219089Spjd if (dump_opt['X'] || dump_opt['F']) 3393219089Spjd rewind = ZPOOL_DO_REWIND | 3394219089Spjd (dump_opt['X'] ? ZPOOL_EXTREME_REWIND : 0); 3395168404Spjd 3396219089Spjd if (nvlist_alloc(&policy, NV_UNIQUE_NAME_TYPE, 0) != 0 || 3397219089Spjd nvlist_add_uint64(policy, ZPOOL_REWIND_REQUEST_TXG, max_txg) != 0 || 3398219089Spjd nvlist_add_uint32(policy, ZPOOL_REWIND_REQUEST, rewind) != 0) 3399219089Spjd fatal("internal error: %s", strerror(ENOMEM)); 3400168404Spjd 3401185029Spjd error = 0; 3402219089Spjd target = argv[0]; 3403185029Spjd 3404219089Spjd if (dump_opt['e']) { 3405219089Spjd nvlist_t *cfg = NULL; 3406219089Spjd char *name = find_zpool(&target, &cfg, nsearch, searchdirs); 3407185029Spjd 3408219089Spjd error = ENOENT; 3409219089Spjd if (name) { 3410219089Spjd if (dump_opt['C'] > 1) { 3411219089Spjd (void) printf("\nConfiguration for import:\n"); 3412219089Spjd dump_nvlist(cfg, 8); 3413185029Spjd } 3414219089Spjd if (nvlist_add_nvlist(cfg, 3415219089Spjd ZPOOL_REWIND_POLICY, policy) != 0) { 3416219089Spjd fatal("can't open '%s': %s", 3417219089Spjd target, strerror(ENOMEM)); 3418219089Spjd } 3419219089Spjd if ((error = spa_import(name, cfg, NULL, 3420219089Spjd ZFS_IMPORT_MISSING_LOG)) != 0) { 3421219089Spjd error = spa_import(name, cfg, NULL, 3422219089Spjd ZFS_IMPORT_VERBATIM); 3423219089Spjd } 3424185029Spjd } 3425168404Spjd } 3426168404Spjd 3427185029Spjd if (error == 0) { 3428219089Spjd if (strpbrk(target, "/@") == NULL || dump_opt['R']) { 3429219089Spjd error = spa_open_rewind(target, &spa, FTAG, policy, 3430219089Spjd NULL); 3431219089Spjd if (error) { 3432219089Spjd /* 3433219089Spjd * If we're missing the log device then 3434219089Spjd * try opening the pool after clearing the 3435219089Spjd * log state. 3436219089Spjd */ 3437219089Spjd mutex_enter(&spa_namespace_lock); 3438219089Spjd if ((spa = spa_lookup(target)) != NULL && 3439219089Spjd spa->spa_log_state == SPA_LOG_MISSING) { 3440219089Spjd spa->spa_log_state = SPA_LOG_CLEAR; 3441219089Spjd error = 0; 3442219089Spjd } 3443219089Spjd mutex_exit(&spa_namespace_lock); 3444219089Spjd 3445219089Spjd if (!error) { 3446219089Spjd error = spa_open_rewind(target, &spa, 3447219089Spjd FTAG, policy, NULL); 3448219089Spjd } 3449219089Spjd } 3450185029Spjd } else { 3451219089Spjd error = dmu_objset_own(target, DMU_OST_ANY, 3452219089Spjd B_TRUE, FTAG, &os); 3453185029Spjd } 3454185029Spjd } 3455219089Spjd nvlist_free(policy); 3456185029Spjd 3457168404Spjd if (error) 3458219089Spjd fatal("can't open '%s': %s", target, strerror(error)); 3459168404Spjd 3460168404Spjd argv++; 3461219089Spjd argc--; 3462219089Spjd if (!dump_opt['R']) { 3463219089Spjd if (argc > 0) { 3464219089Spjd zopt_objects = argc; 3465219089Spjd zopt_object = calloc(zopt_objects, sizeof (uint64_t)); 3466219089Spjd for (i = 0; i < zopt_objects; i++) { 3467219089Spjd errno = 0; 3468219089Spjd zopt_object[i] = strtoull(argv[i], NULL, 0); 3469219089Spjd if (zopt_object[i] == 0 && errno != 0) 3470219089Spjd fatal("bad number %s: %s", 3471219089Spjd argv[i], strerror(errno)); 3472219089Spjd } 3473168404Spjd } 3474244602Smm if (os != NULL) { 3475244602Smm dump_dir(os); 3476244602Smm } else if (zopt_objects > 0 && !dump_opt['m']) { 3477244602Smm dump_dir(spa->spa_meta_objset); 3478244602Smm } else { 3479244602Smm dump_zpool(spa); 3480244602Smm } 3481219089Spjd } else { 3482219089Spjd flagbits['b'] = ZDB_FLAG_PRINT_BLKPTR; 3483219089Spjd flagbits['c'] = ZDB_FLAG_CHECKSUM; 3484219089Spjd flagbits['d'] = ZDB_FLAG_DECOMPRESS; 3485219089Spjd flagbits['e'] = ZDB_FLAG_BSWAP; 3486219089Spjd flagbits['g'] = ZDB_FLAG_GBH; 3487219089Spjd flagbits['i'] = ZDB_FLAG_INDIRECT; 3488219089Spjd flagbits['p'] = ZDB_FLAG_PHYS; 3489219089Spjd flagbits['r'] = ZDB_FLAG_RAW; 3490168404Spjd 3491219089Spjd for (i = 0; i < argc; i++) 3492219089Spjd zdb_read_block(argv[i], spa); 3493168404Spjd } 3494168404Spjd 3495219089Spjd (os != NULL) ? dmu_objset_disown(os, FTAG) : spa_close(spa, FTAG); 3496219089Spjd 3497185029Spjd fuid_table_destroy(); 3498219089Spjd sa_loaded = B_FALSE; 3499185029Spjd 3500185029Spjd libzfs_fini(g_zfs); 3501168404Spjd kernel_fini(); 3502168404Spjd 3503168404Spjd return (0); 3504168404Spjd} 3505