1fa9e4066Sahrens /* 2fa9e4066Sahrens * CDDL HEADER START 3fa9e4066Sahrens * 4fa9e4066Sahrens * The contents of this file are subject to the terms of the 5ea8dc4b6Seschrock * Common Development and Distribution License (the "License"). 6ea8dc4b6Seschrock * You may not use this file except in compliance with the License. 7fa9e4066Sahrens * 8fa9e4066Sahrens * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 9fa9e4066Sahrens * or http://www.opensolaris.org/os/licensing. 10fa9e4066Sahrens * See the License for the specific language governing permissions 11fa9e4066Sahrens * and limitations under the License. 12fa9e4066Sahrens * 13fa9e4066Sahrens * When distributing Covered Code, include this CDDL HEADER in each 14fa9e4066Sahrens * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 15fa9e4066Sahrens * If applicable, add the following below this CDDL HEADER, with the 16fa9e4066Sahrens * fields enclosed by brackets "[]" replaced with your own identifying 17fa9e4066Sahrens * information: Portions Copyright [yyyy] [name of copyright owner] 18fa9e4066Sahrens * 19fa9e4066Sahrens * CDDL HEADER END 20fa9e4066Sahrens */ 21fa9e4066Sahrens /* 228053a263Sck * Copyright 2007 Sun Microsystems, Inc. All rights reserved. 23fa9e4066Sahrens * Use is subject to license terms. 24fa9e4066Sahrens */ 25fa9e4066Sahrens 26fa9e4066Sahrens #pragma ident "%Z%%M% %I% %E% SMI" 27fa9e4066Sahrens 28fa9e4066Sahrens #include <stdio.h> 29004388ebScasper #include <stdio_ext.h> 30fa9e4066Sahrens #include <stdlib.h> 3144cd46caSbillm #include <ctype.h> 32fa9e4066Sahrens #include <sys/zfs_context.h> 33fa9e4066Sahrens #include <sys/spa.h> 34fa9e4066Sahrens #include <sys/spa_impl.h> 35fa9e4066Sahrens #include <sys/dmu.h> 36fa9e4066Sahrens #include <sys/zap.h> 37fa9e4066Sahrens #include <sys/fs/zfs.h> 38fa9e4066Sahrens #include <sys/zfs_znode.h> 39fa9e4066Sahrens #include <sys/vdev.h> 40fa9e4066Sahrens #include <sys/vdev_impl.h> 41fa9e4066Sahrens #include <sys/metaslab_impl.h> 42fa9e4066Sahrens #include <sys/dmu_objset.h> 43fa9e4066Sahrens #include <sys/dsl_dir.h> 44fa9e4066Sahrens #include <sys/dsl_dataset.h> 45fa9e4066Sahrens #include <sys/dsl_pool.h> 46fa9e4066Sahrens #include <sys/dbuf.h> 47fa9e4066Sahrens #include <sys/zil.h> 48fa9e4066Sahrens #include <sys/zil_impl.h> 49fa9e4066Sahrens #include <sys/stat.h> 50fa9e4066Sahrens #include <sys/resource.h> 51fa9e4066Sahrens #include <sys/dmu_traverse.h> 52fa9e4066Sahrens #include <sys/zio_checksum.h> 53fa9e4066Sahrens #include <sys/zio_compress.h> 54fa9e4066Sahrens 55fa9e4066Sahrens const char cmdname[] = "zdb"; 56fa9e4066Sahrens uint8_t dump_opt[256]; 57fa9e4066Sahrens 58fa9e4066Sahrens typedef void object_viewer_t(objset_t *, uint64_t, void *data, size_t size); 59fa9e4066Sahrens 60fa9e4066Sahrens extern void dump_intent_log(zilog_t *); 61fa9e4066Sahrens uint64_t *zopt_object = NULL; 62fa9e4066Sahrens int zopt_objects = 0; 63fa9e4066Sahrens int zdb_advance = ADVANCE_PRE; 64fa9e4066Sahrens zbookmark_t zdb_noread = { 0, 0, ZB_NO_LEVEL, 0 }; 65fa9e4066Sahrens 66fa9e4066Sahrens /* 67fa9e4066Sahrens * These libumem hooks provide a reasonable set of defaults for the allocator's 68fa9e4066Sahrens * debugging facilities. 69fa9e4066Sahrens */ 70fa9e4066Sahrens const char * 71fa9e4066Sahrens _umem_debug_init() 72fa9e4066Sahrens { 73fa9e4066Sahrens return ("default,verbose"); /* $UMEM_DEBUG setting */ 74fa9e4066Sahrens } 75fa9e4066Sahrens 76fa9e4066Sahrens const char * 77fa9e4066Sahrens _umem_logging_init(void) 78fa9e4066Sahrens { 79fa9e4066Sahrens return ("fail,contents"); /* $UMEM_LOGGING setting */ 80fa9e4066Sahrens } 81fa9e4066Sahrens 82fa9e4066Sahrens static void 83fa9e4066Sahrens usage(void) 84fa9e4066Sahrens { 85fa9e4066Sahrens (void) fprintf(stderr, 86fa9e4066Sahrens "Usage: %s [-udibcsvLU] [-O order] [-B os:obj:level:blkid] " 87fa9e4066Sahrens "dataset [object...]\n" 88fa9e4066Sahrens " %s -C [pool]\n" 8944cd46caSbillm " %s -l dev\n" 9044cd46caSbillm " %s -R vdev:offset:size:flags\n", 9144cd46caSbillm cmdname, cmdname, cmdname, cmdname); 92fa9e4066Sahrens 93fa9e4066Sahrens (void) fprintf(stderr, " -u uberblock\n"); 94fa9e4066Sahrens (void) fprintf(stderr, " -d datasets\n"); 95fa9e4066Sahrens (void) fprintf(stderr, " -C cached pool configuration\n"); 96fa9e4066Sahrens (void) fprintf(stderr, " -i intent logs\n"); 97fa9e4066Sahrens (void) fprintf(stderr, " -b block statistics\n"); 98fa9e4066Sahrens (void) fprintf(stderr, " -c checksum all data blocks\n"); 99fa9e4066Sahrens (void) fprintf(stderr, " -s report stats on zdb's I/O\n"); 100fa9e4066Sahrens (void) fprintf(stderr, " -v verbose (applies to all others)\n"); 101fa9e4066Sahrens (void) fprintf(stderr, " -l dump label contents\n"); 102fa9e4066Sahrens (void) fprintf(stderr, " -L live pool (allows some errors)\n"); 103fa9e4066Sahrens (void) fprintf(stderr, " -O [!]<pre|post|prune|data|holes> " 104fa9e4066Sahrens "visitation order\n"); 105fa9e4066Sahrens (void) fprintf(stderr, " -U use zpool.cache in /tmp\n"); 106fa9e4066Sahrens (void) fprintf(stderr, " -B objset:object:level:blkid -- " 107fa9e4066Sahrens "simulate bad block\n"); 10844cd46caSbillm (void) fprintf(stderr, " -R read and display block from a" 10944cd46caSbillm "device\n"); 110fa9e4066Sahrens (void) fprintf(stderr, "Specify an option more than once (e.g. -bb) " 111fa9e4066Sahrens "to make only that option verbose\n"); 112fa9e4066Sahrens (void) fprintf(stderr, "Default is to dump everything non-verbosely\n"); 113fa9e4066Sahrens exit(1); 114fa9e4066Sahrens } 115fa9e4066Sahrens 116fa9e4066Sahrens static void 117fa9e4066Sahrens fatal(const char *fmt, ...) 118fa9e4066Sahrens { 119fa9e4066Sahrens va_list ap; 120fa9e4066Sahrens 121fa9e4066Sahrens va_start(ap, fmt); 122fa9e4066Sahrens (void) fprintf(stderr, "%s: ", cmdname); 123fa9e4066Sahrens (void) vfprintf(stderr, fmt, ap); 124fa9e4066Sahrens va_end(ap); 125fa9e4066Sahrens (void) fprintf(stderr, "\n"); 126fa9e4066Sahrens 127fa9e4066Sahrens exit(1); 128fa9e4066Sahrens } 129fa9e4066Sahrens 130fa9e4066Sahrens static void 131fa9e4066Sahrens dump_nvlist(nvlist_t *list, int indent) 132fa9e4066Sahrens { 133fa9e4066Sahrens nvpair_t *elem = NULL; 134fa9e4066Sahrens 135fa9e4066Sahrens while ((elem = nvlist_next_nvpair(list, elem)) != NULL) { 136fa9e4066Sahrens switch (nvpair_type(elem)) { 137fa9e4066Sahrens case DATA_TYPE_STRING: 138fa9e4066Sahrens { 139fa9e4066Sahrens char *value; 140fa9e4066Sahrens 141fa9e4066Sahrens VERIFY(nvpair_value_string(elem, &value) == 0); 142fa9e4066Sahrens (void) printf("%*s%s='%s'\n", indent, "", 143fa9e4066Sahrens nvpair_name(elem), value); 144fa9e4066Sahrens } 145fa9e4066Sahrens break; 146fa9e4066Sahrens 147fa9e4066Sahrens case DATA_TYPE_UINT64: 148fa9e4066Sahrens { 149fa9e4066Sahrens uint64_t value; 150fa9e4066Sahrens 151fa9e4066Sahrens VERIFY(nvpair_value_uint64(elem, &value) == 0); 152fa9e4066Sahrens (void) printf("%*s%s=%llu\n", indent, "", 153fa9e4066Sahrens nvpair_name(elem), (u_longlong_t)value); 154fa9e4066Sahrens } 155fa9e4066Sahrens break; 156fa9e4066Sahrens 157fa9e4066Sahrens case DATA_TYPE_NVLIST: 158fa9e4066Sahrens { 159fa9e4066Sahrens nvlist_t *value; 160fa9e4066Sahrens 161fa9e4066Sahrens VERIFY(nvpair_value_nvlist(elem, &value) == 0); 162fa9e4066Sahrens (void) printf("%*s%s\n", indent, "", 163fa9e4066Sahrens nvpair_name(elem)); 164fa9e4066Sahrens dump_nvlist(value, indent + 4); 165fa9e4066Sahrens } 166fa9e4066Sahrens break; 167fa9e4066Sahrens 168fa9e4066Sahrens case DATA_TYPE_NVLIST_ARRAY: 169fa9e4066Sahrens { 170fa9e4066Sahrens nvlist_t **value; 171fa9e4066Sahrens uint_t c, count; 172fa9e4066Sahrens 173fa9e4066Sahrens VERIFY(nvpair_value_nvlist_array(elem, &value, 174fa9e4066Sahrens &count) == 0); 175fa9e4066Sahrens 176fa9e4066Sahrens for (c = 0; c < count; c++) { 177fa9e4066Sahrens (void) printf("%*s%s[%u]\n", indent, "", 178fa9e4066Sahrens nvpair_name(elem), c); 179fa9e4066Sahrens dump_nvlist(value[c], indent + 8); 180fa9e4066Sahrens } 181fa9e4066Sahrens } 182fa9e4066Sahrens break; 183fa9e4066Sahrens 184fa9e4066Sahrens default: 185fa9e4066Sahrens 186fa9e4066Sahrens (void) printf("bad config type %d for %s\n", 187fa9e4066Sahrens nvpair_type(elem), nvpair_name(elem)); 188fa9e4066Sahrens } 189fa9e4066Sahrens } 190fa9e4066Sahrens } 191fa9e4066Sahrens 192fa9e4066Sahrens /* ARGSUSED */ 193fa9e4066Sahrens static void 194fa9e4066Sahrens dump_packed_nvlist(objset_t *os, uint64_t object, void *data, size_t size) 195fa9e4066Sahrens { 196fa9e4066Sahrens nvlist_t *nv; 197fa9e4066Sahrens size_t nvsize = *(uint64_t *)data; 198fa9e4066Sahrens char *packed = umem_alloc(nvsize, UMEM_NOFAIL); 199fa9e4066Sahrens 200ea8dc4b6Seschrock VERIFY(0 == dmu_read(os, object, 0, nvsize, packed)); 201fa9e4066Sahrens 202fa9e4066Sahrens VERIFY(nvlist_unpack(packed, nvsize, &nv, 0) == 0); 203fa9e4066Sahrens 204fa9e4066Sahrens umem_free(packed, nvsize); 205fa9e4066Sahrens 206fa9e4066Sahrens dump_nvlist(nv, 8); 207fa9e4066Sahrens 208fa9e4066Sahrens nvlist_free(nv); 209fa9e4066Sahrens } 210fa9e4066Sahrens 211fa9e4066Sahrens const char dump_zap_stars[] = "****************************************"; 212fa9e4066Sahrens const int dump_zap_width = sizeof (dump_zap_stars) - 1; 213fa9e4066Sahrens 214fa9e4066Sahrens static void 215fa9e4066Sahrens dump_zap_histogram(uint64_t histo[ZAP_HISTOGRAM_SIZE]) 216fa9e4066Sahrens { 217fa9e4066Sahrens int i; 218fa9e4066Sahrens int minidx = ZAP_HISTOGRAM_SIZE - 1; 219fa9e4066Sahrens int maxidx = 0; 220fa9e4066Sahrens uint64_t max = 0; 221fa9e4066Sahrens 222fa9e4066Sahrens for (i = 0; i < ZAP_HISTOGRAM_SIZE; i++) { 223fa9e4066Sahrens if (histo[i] > max) 224fa9e4066Sahrens max = histo[i]; 225fa9e4066Sahrens if (histo[i] > 0 && i > maxidx) 226fa9e4066Sahrens maxidx = i; 227fa9e4066Sahrens if (histo[i] > 0 && i < minidx) 228fa9e4066Sahrens minidx = i; 229fa9e4066Sahrens } 230fa9e4066Sahrens 231fa9e4066Sahrens if (max < dump_zap_width) 232fa9e4066Sahrens max = dump_zap_width; 233fa9e4066Sahrens 234fa9e4066Sahrens for (i = minidx; i <= maxidx; i++) 235fa9e4066Sahrens (void) printf("\t\t\t%u: %6llu %s\n", i, (u_longlong_t)histo[i], 236fa9e4066Sahrens &dump_zap_stars[(max - histo[i]) * dump_zap_width / max]); 237fa9e4066Sahrens } 238fa9e4066Sahrens 239fa9e4066Sahrens static void 240fa9e4066Sahrens dump_zap_stats(objset_t *os, uint64_t object) 241fa9e4066Sahrens { 242fa9e4066Sahrens int error; 243fa9e4066Sahrens zap_stats_t zs; 244fa9e4066Sahrens 245fa9e4066Sahrens error = zap_get_stats(os, object, &zs); 246fa9e4066Sahrens if (error) 247fa9e4066Sahrens return; 248fa9e4066Sahrens 249fa9e4066Sahrens if (zs.zs_ptrtbl_len == 0) { 250fa9e4066Sahrens ASSERT(zs.zs_num_blocks == 1); 251fa9e4066Sahrens (void) printf("\tmicrozap: %llu bytes, %llu entries\n", 252fa9e4066Sahrens (u_longlong_t)zs.zs_blocksize, 253fa9e4066Sahrens (u_longlong_t)zs.zs_num_entries); 254fa9e4066Sahrens return; 255fa9e4066Sahrens } 256fa9e4066Sahrens 257fa9e4066Sahrens (void) printf("\tFat ZAP stats:\n"); 2588248818dSnd 2598248818dSnd (void) printf("\t\tPointer table:\n"); 2608248818dSnd (void) printf("\t\t\t%llu elements\n", 261fa9e4066Sahrens (u_longlong_t)zs.zs_ptrtbl_len); 2628248818dSnd (void) printf("\t\t\tzt_blk: %llu\n", 2638248818dSnd (u_longlong_t)zs.zs_ptrtbl_zt_blk); 2648248818dSnd (void) printf("\t\t\tzt_numblks: %llu\n", 2658248818dSnd (u_longlong_t)zs.zs_ptrtbl_zt_numblks); 2668248818dSnd (void) printf("\t\t\tzt_shift: %llu\n", 2678248818dSnd (u_longlong_t)zs.zs_ptrtbl_zt_shift); 2688248818dSnd (void) printf("\t\t\tzt_blks_copied: %llu\n", 2698248818dSnd (u_longlong_t)zs.zs_ptrtbl_blks_copied); 2708248818dSnd (void) printf("\t\t\tzt_nextblk: %llu\n", 2718248818dSnd (u_longlong_t)zs.zs_ptrtbl_nextblk); 2728248818dSnd 273fa9e4066Sahrens (void) printf("\t\tZAP entries: %llu\n", 274fa9e4066Sahrens (u_longlong_t)zs.zs_num_entries); 275fa9e4066Sahrens (void) printf("\t\tLeaf blocks: %llu\n", 276fa9e4066Sahrens (u_longlong_t)zs.zs_num_leafs); 277fa9e4066Sahrens (void) printf("\t\tTotal blocks: %llu\n", 278fa9e4066Sahrens (u_longlong_t)zs.zs_num_blocks); 2798248818dSnd (void) printf("\t\tzap_block_type: 0x%llx\n", 2808248818dSnd (u_longlong_t)zs.zs_block_type); 2818248818dSnd (void) printf("\t\tzap_magic: 0x%llx\n", 2828248818dSnd (u_longlong_t)zs.zs_magic); 2838248818dSnd (void) printf("\t\tzap_salt: 0x%llx\n", 2848248818dSnd (u_longlong_t)zs.zs_salt); 285fa9e4066Sahrens 286fa9e4066Sahrens (void) printf("\t\tLeafs with 2^n pointers:\n"); 287fa9e4066Sahrens dump_zap_histogram(zs.zs_leafs_with_2n_pointers); 288fa9e4066Sahrens 289fa9e4066Sahrens (void) printf("\t\tBlocks with n*5 entries:\n"); 290fa9e4066Sahrens dump_zap_histogram(zs.zs_blocks_with_n5_entries); 291fa9e4066Sahrens 292fa9e4066Sahrens (void) printf("\t\tBlocks n/10 full:\n"); 293fa9e4066Sahrens dump_zap_histogram(zs.zs_blocks_n_tenths_full); 294fa9e4066Sahrens 295fa9e4066Sahrens (void) printf("\t\tEntries with n chunks:\n"); 296fa9e4066Sahrens dump_zap_histogram(zs.zs_entries_using_n_chunks); 297fa9e4066Sahrens 298fa9e4066Sahrens (void) printf("\t\tBuckets with n entries:\n"); 299fa9e4066Sahrens dump_zap_histogram(zs.zs_buckets_with_n_entries); 300fa9e4066Sahrens } 301fa9e4066Sahrens 302fa9e4066Sahrens /*ARGSUSED*/ 303fa9e4066Sahrens static void 304fa9e4066Sahrens dump_none(objset_t *os, uint64_t object, void *data, size_t size) 305fa9e4066Sahrens { 306fa9e4066Sahrens } 307fa9e4066Sahrens 308fa9e4066Sahrens /*ARGSUSED*/ 309fa9e4066Sahrens void 310fa9e4066Sahrens dump_uint8(objset_t *os, uint64_t object, void *data, size_t size) 311fa9e4066Sahrens { 312fa9e4066Sahrens } 313fa9e4066Sahrens 314fa9e4066Sahrens /*ARGSUSED*/ 315fa9e4066Sahrens static void 316fa9e4066Sahrens dump_uint64(objset_t *os, uint64_t object, void *data, size_t size) 317fa9e4066Sahrens { 318fa9e4066Sahrens } 319fa9e4066Sahrens 320fa9e4066Sahrens /*ARGSUSED*/ 321fa9e4066Sahrens static void 322fa9e4066Sahrens dump_zap(objset_t *os, uint64_t object, void *data, size_t size) 323fa9e4066Sahrens { 324fa9e4066Sahrens zap_cursor_t zc; 325fa9e4066Sahrens zap_attribute_t attr; 326fa9e4066Sahrens void *prop; 327fa9e4066Sahrens int i; 328fa9e4066Sahrens 329fa9e4066Sahrens dump_zap_stats(os, object); 330fa9e4066Sahrens (void) printf("\n"); 331fa9e4066Sahrens 332fa9e4066Sahrens for (zap_cursor_init(&zc, os, object); 333fa9e4066Sahrens zap_cursor_retrieve(&zc, &attr) == 0; 334fa9e4066Sahrens zap_cursor_advance(&zc)) { 335fa9e4066Sahrens (void) printf("\t\t%s = ", attr.za_name); 336fa9e4066Sahrens if (attr.za_num_integers == 0) { 337fa9e4066Sahrens (void) printf("\n"); 338fa9e4066Sahrens continue; 339fa9e4066Sahrens } 340fa9e4066Sahrens prop = umem_zalloc(attr.za_num_integers * 341fa9e4066Sahrens attr.za_integer_length, UMEM_NOFAIL); 342fa9e4066Sahrens (void) zap_lookup(os, object, attr.za_name, 343fa9e4066Sahrens attr.za_integer_length, attr.za_num_integers, prop); 344fa9e4066Sahrens if (attr.za_integer_length == 1) { 345fa9e4066Sahrens (void) printf("%s", (char *)prop); 346fa9e4066Sahrens } else { 347fa9e4066Sahrens for (i = 0; i < attr.za_num_integers; i++) { 348fa9e4066Sahrens switch (attr.za_integer_length) { 349fa9e4066Sahrens case 2: 350fa9e4066Sahrens (void) printf("%u ", 351fa9e4066Sahrens ((uint16_t *)prop)[i]); 352fa9e4066Sahrens break; 353fa9e4066Sahrens case 4: 354fa9e4066Sahrens (void) printf("%u ", 355fa9e4066Sahrens ((uint32_t *)prop)[i]); 356fa9e4066Sahrens break; 357fa9e4066Sahrens case 8: 358fa9e4066Sahrens (void) printf("%lld ", 359fa9e4066Sahrens (u_longlong_t)((int64_t *)prop)[i]); 360fa9e4066Sahrens break; 361fa9e4066Sahrens } 362fa9e4066Sahrens } 363fa9e4066Sahrens } 364fa9e4066Sahrens (void) printf("\n"); 365fa9e4066Sahrens umem_free(prop, attr.za_num_integers * attr.za_integer_length); 366fa9e4066Sahrens } 36787e5029aSahrens zap_cursor_fini(&zc); 368fa9e4066Sahrens } 369fa9e4066Sahrens 370*e7437265Sahrens /*ARGSUSED*/ 371*e7437265Sahrens static void 372*e7437265Sahrens dump_zpldir(objset_t *os, uint64_t object, void *data, size_t size) 373*e7437265Sahrens { 374*e7437265Sahrens zap_cursor_t zc; 375*e7437265Sahrens zap_attribute_t attr; 376*e7437265Sahrens const char *typenames[] = { 377*e7437265Sahrens /* 0 */ "not specified", 378*e7437265Sahrens /* 1 */ "FIFO", 379*e7437265Sahrens /* 2 */ "Character Device", 380*e7437265Sahrens /* 3 */ "3 (invalid)", 381*e7437265Sahrens /* 4 */ "Directory", 382*e7437265Sahrens /* 5 */ "5 (invalid)", 383*e7437265Sahrens /* 6 */ "Block Device", 384*e7437265Sahrens /* 7 */ "7 (invalid)", 385*e7437265Sahrens /* 8 */ "Regular File", 386*e7437265Sahrens /* 9 */ "9 (invalid)", 387*e7437265Sahrens /* 10 */ "Symbolic Link", 388*e7437265Sahrens /* 11 */ "11 (invalid)", 389*e7437265Sahrens /* 12 */ "Socket", 390*e7437265Sahrens /* 13 */ "Door", 391*e7437265Sahrens /* 14 */ "Event Port", 392*e7437265Sahrens /* 15 */ "15 (invalid)", 393*e7437265Sahrens }; 394*e7437265Sahrens 395*e7437265Sahrens dump_zap_stats(os, object); 396*e7437265Sahrens (void) printf("\n"); 397*e7437265Sahrens 398*e7437265Sahrens for (zap_cursor_init(&zc, os, object); 399*e7437265Sahrens zap_cursor_retrieve(&zc, &attr) == 0; 400*e7437265Sahrens zap_cursor_advance(&zc)) { 401*e7437265Sahrens (void) printf("\t\t%s = %lld (type: %s)\n", 402*e7437265Sahrens attr.za_name, ZFS_DIRENT_OBJ(attr.za_first_integer), 403*e7437265Sahrens typenames[ZFS_DIRENT_TYPE(attr.za_first_integer)]); 404*e7437265Sahrens } 405*e7437265Sahrens zap_cursor_fini(&zc); 406*e7437265Sahrens } 407*e7437265Sahrens 408fa9e4066Sahrens static void 409fa9e4066Sahrens dump_spacemap(objset_t *os, space_map_obj_t *smo, space_map_t *sm) 410fa9e4066Sahrens { 411fa9e4066Sahrens uint64_t alloc, offset, entry; 412ecc2d604Sbonwick uint8_t mapshift = sm->sm_shift; 413fa9e4066Sahrens uint64_t mapstart = sm->sm_start; 4148053a263Sck char *ddata[] = { "ALLOC", "FREE", "CONDENSE", "INVALID", 4158053a263Sck "INVALID", "INVALID", "INVALID", "INVALID" }; 416fa9e4066Sahrens 417fa9e4066Sahrens if (smo->smo_object == 0) 418fa9e4066Sahrens return; 419fa9e4066Sahrens 420fa9e4066Sahrens /* 421fa9e4066Sahrens * Print out the freelist entries in both encoded and decoded form. 422fa9e4066Sahrens */ 423fa9e4066Sahrens alloc = 0; 424fa9e4066Sahrens for (offset = 0; offset < smo->smo_objsize; offset += sizeof (entry)) { 425ea8dc4b6Seschrock VERIFY(0 == dmu_read(os, smo->smo_object, offset, 426ea8dc4b6Seschrock sizeof (entry), &entry)); 427fa9e4066Sahrens if (SM_DEBUG_DECODE(entry)) { 428fa9e4066Sahrens (void) printf("\t\t[%4llu] %s: txg %llu, pass %llu\n", 429fa9e4066Sahrens (u_longlong_t)(offset / sizeof (entry)), 430fa9e4066Sahrens ddata[SM_DEBUG_ACTION_DECODE(entry)], 4315ad82045Snd (u_longlong_t)SM_DEBUG_TXG_DECODE(entry), 4325ad82045Snd (u_longlong_t)SM_DEBUG_SYNCPASS_DECODE(entry)); 433fa9e4066Sahrens } else { 434fa9e4066Sahrens (void) printf("\t\t[%4llu] %c range:" 435fa9e4066Sahrens " %08llx-%08llx size: %06llx\n", 436fa9e4066Sahrens (u_longlong_t)(offset / sizeof (entry)), 437fa9e4066Sahrens SM_TYPE_DECODE(entry) == SM_ALLOC ? 'A' : 'F', 4385ad82045Snd (u_longlong_t)((SM_OFFSET_DECODE(entry) << 4395ad82045Snd mapshift) + mapstart), 4405ad82045Snd (u_longlong_t)((SM_OFFSET_DECODE(entry) << 4415ad82045Snd mapshift) + mapstart + (SM_RUN_DECODE(entry) << 4425ad82045Snd mapshift)), 4435ad82045Snd (u_longlong_t)(SM_RUN_DECODE(entry) << mapshift)); 444fa9e4066Sahrens if (SM_TYPE_DECODE(entry) == SM_ALLOC) 445fa9e4066Sahrens alloc += SM_RUN_DECODE(entry) << mapshift; 446fa9e4066Sahrens else 447fa9e4066Sahrens alloc -= SM_RUN_DECODE(entry) << mapshift; 448fa9e4066Sahrens } 449fa9e4066Sahrens } 450fa9e4066Sahrens if (alloc != smo->smo_alloc) { 451fa9e4066Sahrens (void) printf("space_map_object alloc (%llu) INCONSISTENT " 452fa9e4066Sahrens "with space map summary (%llu)\n", 453fa9e4066Sahrens (u_longlong_t)smo->smo_alloc, (u_longlong_t)alloc); 454fa9e4066Sahrens } 455fa9e4066Sahrens } 456fa9e4066Sahrens 457fa9e4066Sahrens static void 458fa9e4066Sahrens dump_metaslab(metaslab_t *msp) 459fa9e4066Sahrens { 460fa9e4066Sahrens char freebuf[5]; 461ecc2d604Sbonwick space_map_obj_t *smo = &msp->ms_smo; 462fa9e4066Sahrens vdev_t *vd = msp->ms_group->mg_vd; 463fa9e4066Sahrens spa_t *spa = vd->vdev_spa; 464fa9e4066Sahrens 465fa9e4066Sahrens nicenum(msp->ms_map.sm_size - smo->smo_alloc, freebuf); 466fa9e4066Sahrens 467fa9e4066Sahrens if (dump_opt['d'] <= 5) { 468fa9e4066Sahrens (void) printf("\t%10llx %10llu %5s\n", 469fa9e4066Sahrens (u_longlong_t)msp->ms_map.sm_start, 470fa9e4066Sahrens (u_longlong_t)smo->smo_object, 471fa9e4066Sahrens freebuf); 472fa9e4066Sahrens return; 473fa9e4066Sahrens } 474fa9e4066Sahrens 475fa9e4066Sahrens (void) printf( 476fa9e4066Sahrens "\tvdev %llu offset %08llx spacemap %4llu free %5s\n", 477fa9e4066Sahrens (u_longlong_t)vd->vdev_id, (u_longlong_t)msp->ms_map.sm_start, 478fa9e4066Sahrens (u_longlong_t)smo->smo_object, freebuf); 479fa9e4066Sahrens 480fa9e4066Sahrens ASSERT(msp->ms_map.sm_size == (1ULL << vd->vdev_ms_shift)); 481fa9e4066Sahrens 482fa9e4066Sahrens dump_spacemap(spa->spa_meta_objset, smo, &msp->ms_map); 483fa9e4066Sahrens } 484fa9e4066Sahrens 485fa9e4066Sahrens static void 486fa9e4066Sahrens dump_metaslabs(spa_t *spa) 487fa9e4066Sahrens { 488fa9e4066Sahrens vdev_t *rvd = spa->spa_root_vdev; 489fa9e4066Sahrens vdev_t *vd; 490fa9e4066Sahrens int c, m; 491fa9e4066Sahrens 492fa9e4066Sahrens (void) printf("\nMetaslabs:\n"); 493fa9e4066Sahrens 494fa9e4066Sahrens for (c = 0; c < rvd->vdev_children; c++) { 495fa9e4066Sahrens vd = rvd->vdev_child[c]; 496fa9e4066Sahrens 497ea8dc4b6Seschrock spa_config_enter(spa, RW_READER, FTAG); 498fa9e4066Sahrens (void) printf("\n vdev %llu = %s\n\n", 499fa9e4066Sahrens (u_longlong_t)vd->vdev_id, vdev_description(vd)); 500ea8dc4b6Seschrock spa_config_exit(spa, FTAG); 501fa9e4066Sahrens 502fa9e4066Sahrens if (dump_opt['d'] <= 5) { 503fa9e4066Sahrens (void) printf("\t%10s %10s %5s\n", 504fa9e4066Sahrens "offset", "spacemap", "free"); 505fa9e4066Sahrens (void) printf("\t%10s %10s %5s\n", 506fa9e4066Sahrens "------", "--------", "----"); 507fa9e4066Sahrens } 508fa9e4066Sahrens for (m = 0; m < vd->vdev_ms_count; m++) 509fa9e4066Sahrens dump_metaslab(vd->vdev_ms[m]); 510fa9e4066Sahrens (void) printf("\n"); 511fa9e4066Sahrens } 512fa9e4066Sahrens } 513fa9e4066Sahrens 514fa9e4066Sahrens static void 515fa9e4066Sahrens dump_dtl(vdev_t *vd, int indent) 516fa9e4066Sahrens { 517fa9e4066Sahrens avl_tree_t *t = &vd->vdev_dtl_map.sm_root; 518fa9e4066Sahrens spa_t *spa = vd->vdev_spa; 519fa9e4066Sahrens space_seg_t *ss; 520fa9e4066Sahrens vdev_t *pvd; 521fa9e4066Sahrens int c; 522fa9e4066Sahrens 523fa9e4066Sahrens if (indent == 0) 524fa9e4066Sahrens (void) printf("\nDirty time logs:\n\n"); 525fa9e4066Sahrens 526ea8dc4b6Seschrock spa_config_enter(spa, RW_READER, FTAG); 527fa9e4066Sahrens (void) printf("\t%*s%s\n", indent, "", vdev_description(vd)); 528ea8dc4b6Seschrock spa_config_exit(spa, FTAG); 529fa9e4066Sahrens 530fa9e4066Sahrens for (ss = avl_first(t); ss; ss = AVL_NEXT(t, ss)) { 531fa9e4066Sahrens /* 532fa9e4066Sahrens * Everything in this DTL must appear in all parent DTL unions. 533fa9e4066Sahrens */ 534fa9e4066Sahrens for (pvd = vd; pvd; pvd = pvd->vdev_parent) 535fa9e4066Sahrens ASSERT(vdev_dtl_contains(&pvd->vdev_dtl_map, 536fa9e4066Sahrens ss->ss_start, ss->ss_end - ss->ss_start)); 537fa9e4066Sahrens (void) printf("\t%*soutage [%llu,%llu] length %llu\n", 538fa9e4066Sahrens indent, "", 539fa9e4066Sahrens (u_longlong_t)ss->ss_start, 540fa9e4066Sahrens (u_longlong_t)ss->ss_end - 1, 5415ad82045Snd (u_longlong_t)(ss->ss_end - ss->ss_start)); 542fa9e4066Sahrens } 543fa9e4066Sahrens 544fa9e4066Sahrens (void) printf("\n"); 545fa9e4066Sahrens 546fa9e4066Sahrens if (dump_opt['d'] > 5 && vd->vdev_children == 0) { 547fa9e4066Sahrens dump_spacemap(vd->vdev_spa->spa_meta_objset, &vd->vdev_dtl, 548fa9e4066Sahrens &vd->vdev_dtl_map); 549fa9e4066Sahrens (void) printf("\n"); 550fa9e4066Sahrens } 551fa9e4066Sahrens 552fa9e4066Sahrens for (c = 0; c < vd->vdev_children; c++) 553fa9e4066Sahrens dump_dtl(vd->vdev_child[c], indent + 4); 554fa9e4066Sahrens } 555fa9e4066Sahrens 556fa9e4066Sahrens /*ARGSUSED*/ 557fa9e4066Sahrens static void 558fa9e4066Sahrens dump_dnode(objset_t *os, uint64_t object, void *data, size_t size) 559fa9e4066Sahrens { 560fa9e4066Sahrens } 561fa9e4066Sahrens 562fa9e4066Sahrens static uint64_t 563fa9e4066Sahrens blkid2offset(dnode_phys_t *dnp, int level, uint64_t blkid) 564fa9e4066Sahrens { 565fa9e4066Sahrens if (level < 0) 566fa9e4066Sahrens return (blkid); 567fa9e4066Sahrens 568fa9e4066Sahrens return ((blkid << (level * (dnp->dn_indblkshift - SPA_BLKPTRSHIFT))) * 569fa9e4066Sahrens dnp->dn_datablkszsec << SPA_MINBLOCKSHIFT); 570fa9e4066Sahrens } 571fa9e4066Sahrens 57244cd46caSbillm static void 57344cd46caSbillm sprintf_blkptr_compact(char *blkbuf, blkptr_t *bp, int alldvas) 57444cd46caSbillm { 57544cd46caSbillm dva_t *dva = bp->blk_dva; 57644cd46caSbillm int ndvas = alldvas ? BP_GET_NDVAS(bp) : 1; 57744cd46caSbillm int i; 57844cd46caSbillm 57944cd46caSbillm blkbuf[0] = '\0'; 58044cd46caSbillm 58144cd46caSbillm for (i = 0; i < ndvas; i++) 58244cd46caSbillm (void) sprintf(blkbuf + strlen(blkbuf), "%llu:%llx:%llx ", 58344cd46caSbillm (u_longlong_t)DVA_GET_VDEV(&dva[i]), 58444cd46caSbillm (u_longlong_t)DVA_GET_OFFSET(&dva[i]), 58544cd46caSbillm (u_longlong_t)DVA_GET_ASIZE(&dva[i])); 58644cd46caSbillm 58744cd46caSbillm (void) sprintf(blkbuf + strlen(blkbuf), "%llxL/%llxP F=%llu B=%llu", 58844cd46caSbillm (u_longlong_t)BP_GET_LSIZE(bp), 58944cd46caSbillm (u_longlong_t)BP_GET_PSIZE(bp), 59044cd46caSbillm (u_longlong_t)bp->blk_fill, 59144cd46caSbillm (u_longlong_t)bp->blk_birth); 59244cd46caSbillm } 59344cd46caSbillm 594fa9e4066Sahrens /* ARGSUSED */ 595fa9e4066Sahrens static int 596fa9e4066Sahrens zdb_indirect_cb(traverse_blk_cache_t *bc, spa_t *spa, void *a) 597fa9e4066Sahrens { 598fa9e4066Sahrens zbookmark_t *zb = &bc->bc_bookmark; 599fa9e4066Sahrens blkptr_t *bp = &bc->bc_blkptr; 600fa9e4066Sahrens void *data = bc->bc_data; 601fa9e4066Sahrens dnode_phys_t *dnp = bc->bc_dnode; 60244cd46caSbillm char blkbuf[BP_SPRINTF_LEN + 80]; 603fa9e4066Sahrens int l; 604fa9e4066Sahrens 605fa9e4066Sahrens if (bc->bc_errno) { 60644cd46caSbillm (void) sprintf(blkbuf, 607ea8dc4b6Seschrock "Error %d reading <%llu, %llu, %lld, %llu>: ", 608fa9e4066Sahrens bc->bc_errno, 609fa9e4066Sahrens (u_longlong_t)zb->zb_objset, 610fa9e4066Sahrens (u_longlong_t)zb->zb_object, 611ea8dc4b6Seschrock (u_longlong_t)zb->zb_level, 612fa9e4066Sahrens (u_longlong_t)zb->zb_blkid); 613fa9e4066Sahrens goto out; 614fa9e4066Sahrens } 615fa9e4066Sahrens 616fa9e4066Sahrens if (zb->zb_level == -1) { 617fa9e4066Sahrens ASSERT3U(BP_GET_TYPE(bp), ==, DMU_OT_OBJSET); 618fa9e4066Sahrens ASSERT3U(BP_GET_LEVEL(bp), ==, 0); 619fa9e4066Sahrens } else { 620fa9e4066Sahrens ASSERT3U(BP_GET_TYPE(bp), ==, dnp->dn_type); 621fa9e4066Sahrens ASSERT3U(BP_GET_LEVEL(bp), ==, zb->zb_level); 622fa9e4066Sahrens } 623fa9e4066Sahrens 624fa9e4066Sahrens if (zb->zb_level > 0) { 625fa9e4066Sahrens uint64_t fill = 0; 626fa9e4066Sahrens blkptr_t *bpx, *bpend; 627fa9e4066Sahrens 628fa9e4066Sahrens for (bpx = data, bpend = bpx + BP_GET_LSIZE(bp) / sizeof (*bpx); 629fa9e4066Sahrens bpx < bpend; bpx++) { 630fa9e4066Sahrens if (bpx->blk_birth != 0) { 631fa9e4066Sahrens fill += bpx->blk_fill; 632fa9e4066Sahrens } else { 633fa9e4066Sahrens ASSERT(bpx->blk_fill == 0); 634fa9e4066Sahrens } 635fa9e4066Sahrens } 636fa9e4066Sahrens ASSERT3U(fill, ==, bp->blk_fill); 637fa9e4066Sahrens } 638fa9e4066Sahrens 639fa9e4066Sahrens if (zb->zb_level == 0 && dnp->dn_type == DMU_OT_DNODE) { 640fa9e4066Sahrens uint64_t fill = 0; 641fa9e4066Sahrens dnode_phys_t *dnx, *dnend; 642fa9e4066Sahrens 643fa9e4066Sahrens for (dnx = data, dnend = dnx + (BP_GET_LSIZE(bp)>>DNODE_SHIFT); 644fa9e4066Sahrens dnx < dnend; dnx++) { 645fa9e4066Sahrens if (dnx->dn_type != DMU_OT_NONE) 646fa9e4066Sahrens fill++; 647fa9e4066Sahrens } 648fa9e4066Sahrens ASSERT3U(fill, ==, bp->blk_fill); 649fa9e4066Sahrens } 650fa9e4066Sahrens 65144cd46caSbillm (void) sprintf(blkbuf, "%16llx ", 652fa9e4066Sahrens (u_longlong_t)blkid2offset(dnp, zb->zb_level, zb->zb_blkid)); 653fa9e4066Sahrens 654fa9e4066Sahrens ASSERT(zb->zb_level >= 0); 655fa9e4066Sahrens 656fa9e4066Sahrens for (l = dnp->dn_nlevels - 1; l >= -1; l--) { 657fa9e4066Sahrens if (l == zb->zb_level) { 65844cd46caSbillm (void) sprintf(blkbuf + strlen(blkbuf), "L%llx", 659ea8dc4b6Seschrock (u_longlong_t)zb->zb_level); 660fa9e4066Sahrens } else { 66144cd46caSbillm (void) sprintf(blkbuf + strlen(blkbuf), " "); 662fa9e4066Sahrens } 663fa9e4066Sahrens } 664fa9e4066Sahrens 665fa9e4066Sahrens out: 666fa9e4066Sahrens if (bp->blk_birth == 0) { 66744cd46caSbillm (void) sprintf(blkbuf + strlen(blkbuf), "<hole>"); 66844cd46caSbillm (void) printf("%s\n", blkbuf); 669fa9e4066Sahrens } else { 67044cd46caSbillm sprintf_blkptr_compact(blkbuf + strlen(blkbuf), bp, 67144cd46caSbillm dump_opt['d'] > 5 ? 1 : 0); 67244cd46caSbillm (void) printf("%s\n", blkbuf); 673fa9e4066Sahrens } 674fa9e4066Sahrens 675fa9e4066Sahrens return (bc->bc_errno ? ERESTART : 0); 676fa9e4066Sahrens } 677fa9e4066Sahrens 678fa9e4066Sahrens /*ARGSUSED*/ 679fa9e4066Sahrens static void 680fa9e4066Sahrens dump_indirect(objset_t *os, uint64_t object, void *data, size_t size) 681fa9e4066Sahrens { 682fa9e4066Sahrens traverse_handle_t *th; 683fa9e4066Sahrens uint64_t objset = dmu_objset_id(os); 684fa9e4066Sahrens int advance = zdb_advance; 685fa9e4066Sahrens 686fa9e4066Sahrens (void) printf("Indirect blocks:\n"); 687fa9e4066Sahrens 688fa9e4066Sahrens if (object == 0) 689fa9e4066Sahrens advance |= ADVANCE_DATA; 690fa9e4066Sahrens 691fa9e4066Sahrens th = traverse_init(dmu_objset_spa(os), zdb_indirect_cb, NULL, advance, 692fa9e4066Sahrens ZIO_FLAG_CANFAIL); 693fa9e4066Sahrens th->th_noread = zdb_noread; 694fa9e4066Sahrens 695fa9e4066Sahrens traverse_add_dnode(th, 0, -1ULL, objset, object); 696fa9e4066Sahrens 697fa9e4066Sahrens while (traverse_more(th) == EAGAIN) 698fa9e4066Sahrens continue; 699fa9e4066Sahrens 700fa9e4066Sahrens (void) printf("\n"); 701fa9e4066Sahrens 702fa9e4066Sahrens traverse_fini(th); 703fa9e4066Sahrens } 704fa9e4066Sahrens 705fa9e4066Sahrens /*ARGSUSED*/ 706fa9e4066Sahrens static void 707fa9e4066Sahrens dump_dsl_dir(objset_t *os, uint64_t object, void *data, size_t size) 708fa9e4066Sahrens { 709fa9e4066Sahrens dsl_dir_phys_t *dd = data; 710fa9e4066Sahrens time_t crtime; 711fa9e4066Sahrens char used[6], compressed[6], uncompressed[6], quota[6], resv[6]; 712fa9e4066Sahrens 713fa9e4066Sahrens if (dd == NULL) 714fa9e4066Sahrens return; 715fa9e4066Sahrens 716fa9e4066Sahrens ASSERT(size == sizeof (*dd)); 717fa9e4066Sahrens 718fa9e4066Sahrens crtime = dd->dd_creation_time; 719fa9e4066Sahrens nicenum(dd->dd_used_bytes, used); 720fa9e4066Sahrens nicenum(dd->dd_compressed_bytes, compressed); 721fa9e4066Sahrens nicenum(dd->dd_uncompressed_bytes, uncompressed); 722fa9e4066Sahrens nicenum(dd->dd_quota, quota); 723fa9e4066Sahrens nicenum(dd->dd_reserved, resv); 724fa9e4066Sahrens 725fa9e4066Sahrens (void) printf("\t\tcreation_time = %s", ctime(&crtime)); 726fa9e4066Sahrens (void) printf("\t\thead_dataset_obj = %llu\n", 727fa9e4066Sahrens (u_longlong_t)dd->dd_head_dataset_obj); 728fa9e4066Sahrens (void) printf("\t\tparent_dir_obj = %llu\n", 729fa9e4066Sahrens (u_longlong_t)dd->dd_parent_obj); 730fa9e4066Sahrens (void) printf("\t\tclone_parent_obj = %llu\n", 731fa9e4066Sahrens (u_longlong_t)dd->dd_clone_parent_obj); 732fa9e4066Sahrens (void) printf("\t\tchild_dir_zapobj = %llu\n", 733fa9e4066Sahrens (u_longlong_t)dd->dd_child_dir_zapobj); 734fa9e4066Sahrens (void) printf("\t\tused_bytes = %s\n", used); 735fa9e4066Sahrens (void) printf("\t\tcompressed_bytes = %s\n", compressed); 736fa9e4066Sahrens (void) printf("\t\tuncompressed_bytes = %s\n", uncompressed); 737fa9e4066Sahrens (void) printf("\t\tquota = %s\n", quota); 738fa9e4066Sahrens (void) printf("\t\treserved = %s\n", resv); 739fa9e4066Sahrens (void) printf("\t\tprops_zapobj = %llu\n", 740fa9e4066Sahrens (u_longlong_t)dd->dd_props_zapobj); 741ecd6cf80Smarks (void) printf("\t\tdeleg_zapobj = %llu\n", 742ecd6cf80Smarks (u_longlong_t)dd->dd_deleg_zapobj); 743fa9e4066Sahrens } 744fa9e4066Sahrens 745fa9e4066Sahrens /*ARGSUSED*/ 746fa9e4066Sahrens static void 747fa9e4066Sahrens dump_dsl_dataset(objset_t *os, uint64_t object, void *data, size_t size) 748fa9e4066Sahrens { 749fa9e4066Sahrens dsl_dataset_phys_t *ds = data; 750fa9e4066Sahrens time_t crtime; 751fbabab8fSmaybee char used[6], compressed[6], uncompressed[6], unique[6]; 752fbabab8fSmaybee char blkbuf[BP_SPRINTF_LEN]; 753fa9e4066Sahrens 754fa9e4066Sahrens if (ds == NULL) 755fa9e4066Sahrens return; 756fa9e4066Sahrens 757fa9e4066Sahrens ASSERT(size == sizeof (*ds)); 758fa9e4066Sahrens crtime = ds->ds_creation_time; 759fa9e4066Sahrens nicenum(ds->ds_used_bytes, used); 760fa9e4066Sahrens nicenum(ds->ds_compressed_bytes, compressed); 761fa9e4066Sahrens nicenum(ds->ds_uncompressed_bytes, uncompressed); 762fa9e4066Sahrens nicenum(ds->ds_unique_bytes, unique); 763fbabab8fSmaybee sprintf_blkptr(blkbuf, BP_SPRINTF_LEN, &ds->ds_bp); 764fa9e4066Sahrens 765fa9e4066Sahrens (void) printf("\t\tdataset_obj = %llu\n", 766fa9e4066Sahrens (u_longlong_t)ds->ds_dir_obj); 767fa9e4066Sahrens (void) printf("\t\tprev_snap_obj = %llu\n", 768fa9e4066Sahrens (u_longlong_t)ds->ds_prev_snap_obj); 769fa9e4066Sahrens (void) printf("\t\tprev_snap_txg = %llu\n", 770fa9e4066Sahrens (u_longlong_t)ds->ds_prev_snap_txg); 771fa9e4066Sahrens (void) printf("\t\tnext_snap_obj = %llu\n", 772fa9e4066Sahrens (u_longlong_t)ds->ds_next_snap_obj); 773fa9e4066Sahrens (void) printf("\t\tsnapnames_zapobj = %llu\n", 774fa9e4066Sahrens (u_longlong_t)ds->ds_snapnames_zapobj); 775fa9e4066Sahrens (void) printf("\t\tnum_children = %llu\n", 776fa9e4066Sahrens (u_longlong_t)ds->ds_num_children); 777fa9e4066Sahrens (void) printf("\t\tcreation_time = %s", ctime(&crtime)); 778fa9e4066Sahrens (void) printf("\t\tcreation_txg = %llu\n", 779fa9e4066Sahrens (u_longlong_t)ds->ds_creation_txg); 780fa9e4066Sahrens (void) printf("\t\tdeadlist_obj = %llu\n", 781fa9e4066Sahrens (u_longlong_t)ds->ds_deadlist_obj); 782fa9e4066Sahrens (void) printf("\t\tused_bytes = %s\n", used); 783fa9e4066Sahrens (void) printf("\t\tcompressed_bytes = %s\n", compressed); 784fa9e4066Sahrens (void) printf("\t\tuncompressed_bytes = %s\n", uncompressed); 785fa9e4066Sahrens (void) printf("\t\tunique = %s\n", unique); 786fa9e4066Sahrens (void) printf("\t\tfsid_guid = %llu\n", 787fa9e4066Sahrens (u_longlong_t)ds->ds_fsid_guid); 788fa9e4066Sahrens (void) printf("\t\tguid = %llu\n", 789fa9e4066Sahrens (u_longlong_t)ds->ds_guid); 79099653d4eSeschrock (void) printf("\t\tflags = %llx\n", 79199653d4eSeschrock (u_longlong_t)ds->ds_flags); 792fa9e4066Sahrens (void) printf("\t\tbp = %s\n", blkbuf); 793fa9e4066Sahrens } 794fa9e4066Sahrens 795fa9e4066Sahrens static void 796fa9e4066Sahrens dump_bplist(objset_t *mos, uint64_t object, char *name) 797fa9e4066Sahrens { 798fa9e4066Sahrens bplist_t bpl = { 0 }; 799fa9e4066Sahrens blkptr_t blk, *bp = &blk; 800fa9e4066Sahrens uint64_t itor = 0; 80199653d4eSeschrock char bytes[6]; 80299653d4eSeschrock char comp[6]; 80399653d4eSeschrock char uncomp[6]; 804fa9e4066Sahrens 805fa9e4066Sahrens if (dump_opt['d'] < 3) 806fa9e4066Sahrens return; 807fa9e4066Sahrens 808ea8dc4b6Seschrock VERIFY(0 == bplist_open(&bpl, mos, object)); 809fa9e4066Sahrens if (bplist_empty(&bpl)) { 810fa9e4066Sahrens bplist_close(&bpl); 811fa9e4066Sahrens return; 812fa9e4066Sahrens } 813fa9e4066Sahrens 81499653d4eSeschrock nicenum(bpl.bpl_phys->bpl_bytes, bytes); 81599653d4eSeschrock if (bpl.bpl_dbuf->db_size == sizeof (bplist_phys_t)) { 81699653d4eSeschrock nicenum(bpl.bpl_phys->bpl_comp, comp); 81799653d4eSeschrock nicenum(bpl.bpl_phys->bpl_uncomp, uncomp); 81899653d4eSeschrock (void) printf("\n %s: %llu entries, %s (%s/%s comp)\n", 81999653d4eSeschrock name, (u_longlong_t)bpl.bpl_phys->bpl_entries, 82099653d4eSeschrock bytes, comp, uncomp); 82199653d4eSeschrock } else { 82299653d4eSeschrock (void) printf("\n %s: %llu entries, %s\n", 82399653d4eSeschrock name, (u_longlong_t)bpl.bpl_phys->bpl_entries, bytes); 82499653d4eSeschrock } 825fa9e4066Sahrens 826fa9e4066Sahrens if (dump_opt['d'] < 5) { 827fa9e4066Sahrens bplist_close(&bpl); 828fa9e4066Sahrens return; 829fa9e4066Sahrens } 830fa9e4066Sahrens 831fa9e4066Sahrens (void) printf("\n"); 832fa9e4066Sahrens 833fa9e4066Sahrens while (bplist_iterate(&bpl, &itor, bp) == 0) { 83444cd46caSbillm char blkbuf[BP_SPRINTF_LEN]; 83544cd46caSbillm 836fa9e4066Sahrens ASSERT(bp->blk_birth != 0); 83744cd46caSbillm sprintf_blkptr_compact(blkbuf, bp, dump_opt['d'] > 5 ? 1 : 0); 83844cd46caSbillm (void) printf("\tItem %3llu: %s\n", 83944cd46caSbillm (u_longlong_t)itor - 1, blkbuf); 840fa9e4066Sahrens } 841fa9e4066Sahrens 842fa9e4066Sahrens bplist_close(&bpl); 843fa9e4066Sahrens } 844fa9e4066Sahrens 845fa9e4066Sahrens /*ARGSUSED*/ 846fa9e4066Sahrens static void 847fa9e4066Sahrens dump_znode(objset_t *os, uint64_t object, void *data, size_t size) 848fa9e4066Sahrens { 849fa9e4066Sahrens znode_phys_t *zp = data; 850fa9e4066Sahrens time_t z_crtime, z_atime, z_mtime, z_ctime; 851fa9e4066Sahrens char path[MAXPATHLEN * 2]; /* allow for xattr and failure prefix */ 85255434c77Sek int error; 853fa9e4066Sahrens 854fa9e4066Sahrens ASSERT(size >= sizeof (znode_phys_t)); 855fa9e4066Sahrens 85655434c77Sek error = zfs_obj_to_path(os, object, path, sizeof (path)); 85755434c77Sek if (error != 0) { 85855434c77Sek (void) snprintf(path, sizeof (path), "\?\?\?<object#%llu>", 85955434c77Sek (u_longlong_t)object); 86055434c77Sek } 86155434c77Sek 862fa9e4066Sahrens if (dump_opt['d'] < 3) { 86355434c77Sek (void) printf("\t%s\n", path); 864fa9e4066Sahrens return; 865fa9e4066Sahrens } 866fa9e4066Sahrens 867fa9e4066Sahrens z_crtime = (time_t)zp->zp_crtime[0]; 868fa9e4066Sahrens z_atime = (time_t)zp->zp_atime[0]; 869fa9e4066Sahrens z_mtime = (time_t)zp->zp_mtime[0]; 870fa9e4066Sahrens z_ctime = (time_t)zp->zp_ctime[0]; 871fa9e4066Sahrens 87255434c77Sek (void) printf("\tpath %s\n", path); 873fa9e4066Sahrens (void) printf("\tatime %s", ctime(&z_atime)); 874fa9e4066Sahrens (void) printf("\tmtime %s", ctime(&z_mtime)); 875fa9e4066Sahrens (void) printf("\tctime %s", ctime(&z_ctime)); 876fa9e4066Sahrens (void) printf("\tcrtime %s", ctime(&z_crtime)); 877fa9e4066Sahrens (void) printf("\tgen %llu\n", (u_longlong_t)zp->zp_gen); 878fa9e4066Sahrens (void) printf("\tmode %llo\n", (u_longlong_t)zp->zp_mode); 879fa9e4066Sahrens (void) printf("\tsize %llu\n", (u_longlong_t)zp->zp_size); 880fa9e4066Sahrens (void) printf("\tparent %llu\n", (u_longlong_t)zp->zp_parent); 881fa9e4066Sahrens (void) printf("\tlinks %llu\n", (u_longlong_t)zp->zp_links); 882fa9e4066Sahrens (void) printf("\txattr %llu\n", (u_longlong_t)zp->zp_xattr); 883fa9e4066Sahrens (void) printf("\trdev 0x%016llx\n", (u_longlong_t)zp->zp_rdev); 884fa9e4066Sahrens } 885fa9e4066Sahrens 886fa9e4066Sahrens /*ARGSUSED*/ 887fa9e4066Sahrens static void 888fa9e4066Sahrens dump_acl(objset_t *os, uint64_t object, void *data, size_t size) 889fa9e4066Sahrens { 890fa9e4066Sahrens } 891fa9e4066Sahrens 892fa9e4066Sahrens /*ARGSUSED*/ 893fa9e4066Sahrens static void 894fa9e4066Sahrens dump_dmu_objset(objset_t *os, uint64_t object, void *data, size_t size) 895fa9e4066Sahrens { 896fa9e4066Sahrens } 897fa9e4066Sahrens 898fa9e4066Sahrens static object_viewer_t *object_viewer[DMU_OT_NUMTYPES] = { 899fa9e4066Sahrens dump_none, /* unallocated */ 900fa9e4066Sahrens dump_zap, /* object directory */ 901fa9e4066Sahrens dump_uint64, /* object array */ 902fa9e4066Sahrens dump_none, /* packed nvlist */ 903fa9e4066Sahrens dump_packed_nvlist, /* packed nvlist size */ 904fa9e4066Sahrens dump_none, /* bplist */ 905fa9e4066Sahrens dump_none, /* bplist header */ 906fa9e4066Sahrens dump_none, /* SPA space map header */ 907fa9e4066Sahrens dump_none, /* SPA space map */ 908fa9e4066Sahrens dump_none, /* ZIL intent log */ 909fa9e4066Sahrens dump_dnode, /* DMU dnode */ 910fa9e4066Sahrens dump_dmu_objset, /* DMU objset */ 911ea8dc4b6Seschrock dump_dsl_dir, /* DSL directory */ 912fa9e4066Sahrens dump_zap, /* DSL directory child map */ 913fa9e4066Sahrens dump_zap, /* DSL dataset snap map */ 914fa9e4066Sahrens dump_zap, /* DSL props */ 915fa9e4066Sahrens dump_dsl_dataset, /* DSL dataset */ 916fa9e4066Sahrens dump_znode, /* ZFS znode */ 917fa9e4066Sahrens dump_acl, /* ZFS ACL */ 918fa9e4066Sahrens dump_uint8, /* ZFS plain file */ 919*e7437265Sahrens dump_zpldir, /* ZFS directory */ 920fa9e4066Sahrens dump_zap, /* ZFS master node */ 921fa9e4066Sahrens dump_zap, /* ZFS delete queue */ 922fa9e4066Sahrens dump_uint8, /* zvol object */ 923fa9e4066Sahrens dump_zap, /* zvol prop */ 924fa9e4066Sahrens dump_uint8, /* other uint8[] */ 925fa9e4066Sahrens dump_uint64, /* other uint64[] */ 926fa9e4066Sahrens dump_zap, /* other ZAP */ 927ea8dc4b6Seschrock dump_zap, /* persistent error log */ 92806eeb2adSek dump_uint8, /* SPA history */ 92906eeb2adSek dump_uint64, /* SPA history offsets */ 930b1b8ab34Slling dump_zap, /* Pool properties */ 931ecd6cf80Smarks dump_zap, /* DSL permissions */ 932fa9e4066Sahrens }; 933fa9e4066Sahrens 934fa9e4066Sahrens static void 935fa9e4066Sahrens dump_object(objset_t *os, uint64_t object, int verbosity, int *print_header) 936fa9e4066Sahrens { 937fa9e4066Sahrens dmu_buf_t *db = NULL; 938fa9e4066Sahrens dmu_object_info_t doi; 939fa9e4066Sahrens dnode_t *dn; 940fa9e4066Sahrens void *bonus = NULL; 941fa9e4066Sahrens size_t bsize = 0; 942ecc2d604Sbonwick char iblk[6], dblk[6], lsize[6], asize[6], bonus_size[6], segsize[6]; 943fa9e4066Sahrens char aux[50]; 944fa9e4066Sahrens int error; 945fa9e4066Sahrens 946fa9e4066Sahrens if (*print_header) { 947fa9e4066Sahrens (void) printf("\n Object lvl iblk dblk lsize" 948ecc2d604Sbonwick " asize type\n"); 949fa9e4066Sahrens *print_header = 0; 950fa9e4066Sahrens } 951fa9e4066Sahrens 952fa9e4066Sahrens if (object == 0) { 953fa9e4066Sahrens dn = os->os->os_meta_dnode; 954fa9e4066Sahrens } else { 955ea8dc4b6Seschrock error = dmu_bonus_hold(os, object, FTAG, &db); 956ea8dc4b6Seschrock if (error) 957ea8dc4b6Seschrock fatal("dmu_bonus_hold(%llu) failed, errno %u", 958ea8dc4b6Seschrock object, error); 959fa9e4066Sahrens bonus = db->db_data; 960fa9e4066Sahrens bsize = db->db_size; 961fa9e4066Sahrens dn = ((dmu_buf_impl_t *)db)->db_dnode; 962fa9e4066Sahrens } 963fa9e4066Sahrens dmu_object_info_from_dnode(dn, &doi); 964fa9e4066Sahrens 965fa9e4066Sahrens nicenum(doi.doi_metadata_block_size, iblk); 966fa9e4066Sahrens nicenum(doi.doi_data_block_size, dblk); 967fa9e4066Sahrens nicenum(doi.doi_data_block_size * (doi.doi_max_block_offset + 1), 968fa9e4066Sahrens lsize); 969ecc2d604Sbonwick nicenum(doi.doi_physical_blks << 9, asize); 970fa9e4066Sahrens nicenum(doi.doi_bonus_size, bonus_size); 971fa9e4066Sahrens 972fa9e4066Sahrens aux[0] = '\0'; 973fa9e4066Sahrens 974*e7437265Sahrens if (doi.doi_checksum != ZIO_CHECKSUM_INHERIT || verbosity >= 6) { 975fa9e4066Sahrens (void) snprintf(aux + strlen(aux), sizeof (aux), " (K=%s)", 9768654d025Sperrin zio_checksum_table[doi.doi_checksum].ci_name); 977*e7437265Sahrens } 978fa9e4066Sahrens 979*e7437265Sahrens if (doi.doi_compress != ZIO_COMPRESS_INHERIT || verbosity >= 6) { 980fa9e4066Sahrens (void) snprintf(aux + strlen(aux), sizeof (aux), " (Z=%s)", 9818654d025Sperrin zio_compress_table[doi.doi_compress].ci_name); 982*e7437265Sahrens } 983fa9e4066Sahrens 984fa9e4066Sahrens (void) printf("%10lld %3u %5s %5s %5s %5s %s%s\n", 985fa9e4066Sahrens (u_longlong_t)object, doi.doi_indirection, iblk, dblk, lsize, 986ecc2d604Sbonwick asize, dmu_ot[doi.doi_type].ot_name, aux); 987fa9e4066Sahrens 988fa9e4066Sahrens if (doi.doi_bonus_type != DMU_OT_NONE && verbosity > 3) { 989fa9e4066Sahrens (void) printf("%10s %3s %5s %5s %5s %5s %s\n", 990fa9e4066Sahrens "", "", "", "", bonus_size, "bonus", 991fa9e4066Sahrens dmu_ot[doi.doi_bonus_type].ot_name); 992fa9e4066Sahrens } 993fa9e4066Sahrens 994fa9e4066Sahrens if (verbosity >= 4) { 995fa9e4066Sahrens object_viewer[doi.doi_bonus_type](os, object, bonus, bsize); 996fa9e4066Sahrens object_viewer[doi.doi_type](os, object, NULL, 0); 997fa9e4066Sahrens *print_header = 1; 998fa9e4066Sahrens } 999fa9e4066Sahrens 1000fa9e4066Sahrens if (verbosity >= 5) 1001fa9e4066Sahrens dump_indirect(os, object, NULL, 0); 1002fa9e4066Sahrens 1003fa9e4066Sahrens if (verbosity >= 5) { 1004fa9e4066Sahrens /* 1005fa9e4066Sahrens * Report the list of segments that comprise the object. 1006fa9e4066Sahrens */ 1007fa9e4066Sahrens uint64_t start = 0; 1008fa9e4066Sahrens uint64_t end; 1009fa9e4066Sahrens uint64_t blkfill = 1; 1010fa9e4066Sahrens int minlvl = 1; 1011fa9e4066Sahrens 1012fa9e4066Sahrens if (dn->dn_type == DMU_OT_DNODE) { 1013fa9e4066Sahrens minlvl = 0; 1014fa9e4066Sahrens blkfill = DNODES_PER_BLOCK; 1015fa9e4066Sahrens } 1016fa9e4066Sahrens 1017fa9e4066Sahrens for (;;) { 1018fa9e4066Sahrens error = dnode_next_offset(dn, B_FALSE, &start, minlvl, 10196754306eSahrens blkfill, 0); 1020fa9e4066Sahrens if (error) 1021fa9e4066Sahrens break; 1022fa9e4066Sahrens end = start; 1023fa9e4066Sahrens error = dnode_next_offset(dn, B_TRUE, &end, minlvl, 10246754306eSahrens blkfill, 0); 1025fa9e4066Sahrens nicenum(end - start, segsize); 1026fa9e4066Sahrens (void) printf("\t\tsegment [%016llx, %016llx)" 1027fa9e4066Sahrens " size %5s\n", (u_longlong_t)start, 1028fa9e4066Sahrens (u_longlong_t)end, segsize); 1029fa9e4066Sahrens if (error) 1030fa9e4066Sahrens break; 1031fa9e4066Sahrens start = end; 1032fa9e4066Sahrens } 1033fa9e4066Sahrens } 1034fa9e4066Sahrens 1035fa9e4066Sahrens if (db != NULL) 1036ea8dc4b6Seschrock dmu_buf_rele(db, FTAG); 1037fa9e4066Sahrens } 1038fa9e4066Sahrens 1039fa9e4066Sahrens static char *objset_types[DMU_OST_NUMTYPES] = { 1040fa9e4066Sahrens "NONE", "META", "ZPL", "ZVOL", "OTHER", "ANY" }; 1041fa9e4066Sahrens 1042fa9e4066Sahrens /*ARGSUSED*/ 1043fa9e4066Sahrens static void 1044fa9e4066Sahrens dump_dir(objset_t *os) 1045fa9e4066Sahrens { 1046fa9e4066Sahrens dmu_objset_stats_t dds; 1047fa9e4066Sahrens uint64_t object, object_count; 1048a2eea2e1Sahrens uint64_t refdbytes, usedobjs, scratch; 1049fa9e4066Sahrens char numbuf[8]; 1050fbabab8fSmaybee char blkbuf[BP_SPRINTF_LEN]; 1051fa9e4066Sahrens char osname[MAXNAMELEN]; 1052fa9e4066Sahrens char *type = "UNKNOWN"; 1053fa9e4066Sahrens int verbosity = dump_opt['d']; 1054fa9e4066Sahrens int print_header = 1; 1055fa9e4066Sahrens int i, error; 1056fa9e4066Sahrens 1057a2eea2e1Sahrens dmu_objset_fast_stat(os, &dds); 1058fa9e4066Sahrens 1059fa9e4066Sahrens if (dds.dds_type < DMU_OST_NUMTYPES) 1060fa9e4066Sahrens type = objset_types[dds.dds_type]; 1061fa9e4066Sahrens 1062fa9e4066Sahrens if (dds.dds_type == DMU_OST_META) { 1063fa9e4066Sahrens dds.dds_creation_txg = TXG_INITIAL; 1064c717a561Smaybee usedobjs = os->os->os_rootbp->blk_fill; 1065a2eea2e1Sahrens refdbytes = 1066fa9e4066Sahrens os->os->os_spa->spa_dsl_pool->dp_mos_dir->dd_used_bytes; 1067a2eea2e1Sahrens } else { 1068a2eea2e1Sahrens dmu_objset_space(os, &refdbytes, &scratch, &usedobjs, &scratch); 1069fa9e4066Sahrens } 1070fa9e4066Sahrens 1071c717a561Smaybee ASSERT3U(usedobjs, ==, os->os->os_rootbp->blk_fill); 1072fa9e4066Sahrens 1073a2eea2e1Sahrens nicenum(refdbytes, numbuf); 1074fa9e4066Sahrens 1075fa9e4066Sahrens if (verbosity >= 4) { 1076fa9e4066Sahrens (void) strcpy(blkbuf, ", rootbp "); 1077fbabab8fSmaybee sprintf_blkptr(blkbuf + strlen(blkbuf), 1078c717a561Smaybee BP_SPRINTF_LEN - strlen(blkbuf), os->os->os_rootbp); 1079fa9e4066Sahrens } else { 1080fa9e4066Sahrens blkbuf[0] = '\0'; 1081fa9e4066Sahrens } 1082fa9e4066Sahrens 1083fa9e4066Sahrens dmu_objset_name(os, osname); 1084fa9e4066Sahrens 1085a2eea2e1Sahrens (void) printf("Dataset %s [%s], ID %llu, cr_txg %llu, " 1086fa9e4066Sahrens "%s, %llu objects%s\n", 1087fa9e4066Sahrens osname, type, (u_longlong_t)dmu_objset_id(os), 1088fa9e4066Sahrens (u_longlong_t)dds.dds_creation_txg, 1089a2eea2e1Sahrens numbuf, (u_longlong_t)usedobjs, blkbuf); 1090fa9e4066Sahrens 1091fa9e4066Sahrens dump_intent_log(dmu_objset_zil(os)); 1092fa9e4066Sahrens 1093fa9e4066Sahrens if (dmu_objset_ds(os) != NULL) 1094fa9e4066Sahrens dump_bplist(dmu_objset_pool(os)->dp_meta_objset, 1095fa9e4066Sahrens dmu_objset_ds(os)->ds_phys->ds_deadlist_obj, "Deadlist"); 1096fa9e4066Sahrens 1097fa9e4066Sahrens if (verbosity < 2) 1098fa9e4066Sahrens return; 1099fa9e4066Sahrens 1100fa9e4066Sahrens if (zopt_objects != 0) { 1101fa9e4066Sahrens for (i = 0; i < zopt_objects; i++) 1102fa9e4066Sahrens dump_object(os, zopt_object[i], verbosity, 1103fa9e4066Sahrens &print_header); 1104fa9e4066Sahrens (void) printf("\n"); 1105fa9e4066Sahrens return; 1106fa9e4066Sahrens } 1107fa9e4066Sahrens 1108fa9e4066Sahrens dump_object(os, 0, verbosity, &print_header); 1109fa9e4066Sahrens object_count = 1; 1110fa9e4066Sahrens 1111fa9e4066Sahrens object = 0; 11126754306eSahrens while ((error = dmu_object_next(os, &object, B_FALSE, 0)) == 0) { 1113fa9e4066Sahrens dump_object(os, object, verbosity, &print_header); 1114fa9e4066Sahrens object_count++; 1115fa9e4066Sahrens } 1116fa9e4066Sahrens 1117a2eea2e1Sahrens ASSERT3U(object_count, ==, usedobjs); 1118fa9e4066Sahrens 1119fa9e4066Sahrens (void) printf("\n"); 1120fa9e4066Sahrens 1121fa9e4066Sahrens if (error != ESRCH) 1122fa9e4066Sahrens fatal("dmu_object_next() = %d", error); 1123fa9e4066Sahrens } 1124fa9e4066Sahrens 1125fa9e4066Sahrens static void 1126fa9e4066Sahrens dump_uberblock(uberblock_t *ub) 1127fa9e4066Sahrens { 1128fa9e4066Sahrens time_t timestamp = ub->ub_timestamp; 1129fa9e4066Sahrens 1130fa9e4066Sahrens (void) printf("Uberblock\n\n"); 1131fa9e4066Sahrens (void) printf("\tmagic = %016llx\n", (u_longlong_t)ub->ub_magic); 1132fa9e4066Sahrens (void) printf("\tversion = %llu\n", (u_longlong_t)ub->ub_version); 1133fa9e4066Sahrens (void) printf("\ttxg = %llu\n", (u_longlong_t)ub->ub_txg); 1134fa9e4066Sahrens (void) printf("\tguid_sum = %llu\n", (u_longlong_t)ub->ub_guid_sum); 1135fa9e4066Sahrens (void) printf("\ttimestamp = %llu UTC = %s", 1136fa9e4066Sahrens (u_longlong_t)ub->ub_timestamp, asctime(localtime(×tamp))); 1137fa9e4066Sahrens if (dump_opt['u'] >= 3) { 1138fbabab8fSmaybee char blkbuf[BP_SPRINTF_LEN]; 1139fbabab8fSmaybee sprintf_blkptr(blkbuf, BP_SPRINTF_LEN, &ub->ub_rootbp); 1140fa9e4066Sahrens (void) printf("\trootbp = %s\n", blkbuf); 1141fa9e4066Sahrens } 1142fa9e4066Sahrens (void) printf("\n"); 1143fa9e4066Sahrens } 1144fa9e4066Sahrens 1145fa9e4066Sahrens static void 1146fa9e4066Sahrens dump_config(const char *pool) 1147fa9e4066Sahrens { 1148fa9e4066Sahrens spa_t *spa = NULL; 1149fa9e4066Sahrens 1150fa9e4066Sahrens mutex_enter(&spa_namespace_lock); 1151fa9e4066Sahrens while ((spa = spa_next(spa)) != NULL) { 1152fa9e4066Sahrens if (pool == NULL) 1153fa9e4066Sahrens (void) printf("%s\n", spa_name(spa)); 1154fa9e4066Sahrens if (pool == NULL || strcmp(pool, spa_name(spa)) == 0) 1155fa9e4066Sahrens dump_nvlist(spa->spa_config, 4); 1156fa9e4066Sahrens } 1157fa9e4066Sahrens mutex_exit(&spa_namespace_lock); 1158fa9e4066Sahrens } 1159fa9e4066Sahrens 1160fa9e4066Sahrens static void 1161fa9e4066Sahrens dump_label(const char *dev) 1162fa9e4066Sahrens { 1163fa9e4066Sahrens int fd; 1164fa9e4066Sahrens vdev_label_t label; 1165fa9e4066Sahrens char *buf = label.vl_vdev_phys.vp_nvlist; 1166fa9e4066Sahrens size_t buflen = sizeof (label.vl_vdev_phys.vp_nvlist); 1167fa9e4066Sahrens struct stat64 statbuf; 1168fa9e4066Sahrens uint64_t psize; 1169fa9e4066Sahrens int l; 1170fa9e4066Sahrens 11710d981225Seschrock if ((fd = open64(dev, O_RDONLY)) < 0) { 1172fa9e4066Sahrens (void) printf("cannot open '%s': %s\n", dev, strerror(errno)); 1173fa9e4066Sahrens exit(1); 1174fa9e4066Sahrens } 1175fa9e4066Sahrens 1176fa9e4066Sahrens if (fstat64(fd, &statbuf) != 0) { 1177fa9e4066Sahrens (void) printf("failed to stat '%s': %s\n", dev, 1178fa9e4066Sahrens strerror(errno)); 1179fa9e4066Sahrens exit(1); 1180fa9e4066Sahrens } 1181fa9e4066Sahrens 1182fa9e4066Sahrens psize = statbuf.st_size; 1183fa9e4066Sahrens psize = P2ALIGN(psize, (uint64_t)sizeof (vdev_label_t)); 1184fa9e4066Sahrens 1185fa9e4066Sahrens for (l = 0; l < VDEV_LABELS; l++) { 1186fa9e4066Sahrens 1187fa9e4066Sahrens nvlist_t *config = NULL; 1188fa9e4066Sahrens 1189fa9e4066Sahrens (void) printf("--------------------------------------------\n"); 1190fa9e4066Sahrens (void) printf("LABEL %d\n", l); 1191fa9e4066Sahrens (void) printf("--------------------------------------------\n"); 1192fa9e4066Sahrens 11930d981225Seschrock if (pread64(fd, &label, sizeof (label), 1194fa9e4066Sahrens vdev_label_offset(psize, l, 0)) != sizeof (label)) { 1195fa9e4066Sahrens (void) printf("failed to read label %d\n", l); 1196fa9e4066Sahrens continue; 1197fa9e4066Sahrens } 1198fa9e4066Sahrens 1199fa9e4066Sahrens if (nvlist_unpack(buf, buflen, &config, 0) != 0) { 1200fa9e4066Sahrens (void) printf("failed to unpack label %d\n", l); 1201fa9e4066Sahrens continue; 1202fa9e4066Sahrens } 1203fa9e4066Sahrens dump_nvlist(config, 4); 1204fa9e4066Sahrens nvlist_free(config); 1205fa9e4066Sahrens } 1206fa9e4066Sahrens } 1207fa9e4066Sahrens 1208fa9e4066Sahrens /*ARGSUSED*/ 12091d452cf5Sahrens static int 1210fa9e4066Sahrens dump_one_dir(char *dsname, void *arg) 1211fa9e4066Sahrens { 1212fa9e4066Sahrens int error; 1213fa9e4066Sahrens objset_t *os; 1214fa9e4066Sahrens 1215fa9e4066Sahrens error = dmu_objset_open(dsname, DMU_OST_ANY, 1216fa9e4066Sahrens DS_MODE_STANDARD | DS_MODE_READONLY, &os); 1217fa9e4066Sahrens if (error) { 1218fa9e4066Sahrens (void) printf("Could not open %s\n", dsname); 12191d452cf5Sahrens return (0); 1220fa9e4066Sahrens } 1221fa9e4066Sahrens dump_dir(os); 1222fa9e4066Sahrens dmu_objset_close(os); 12231d452cf5Sahrens return (0); 1224fa9e4066Sahrens } 1225fa9e4066Sahrens 1226fa9e4066Sahrens static void 1227fa9e4066Sahrens zdb_space_map_load(spa_t *spa) 1228fa9e4066Sahrens { 1229fa9e4066Sahrens vdev_t *rvd = spa->spa_root_vdev; 1230fa9e4066Sahrens vdev_t *vd; 1231fa9e4066Sahrens int c, m, error; 1232fa9e4066Sahrens 1233fa9e4066Sahrens for (c = 0; c < rvd->vdev_children; c++) { 1234fa9e4066Sahrens vd = rvd->vdev_child[c]; 1235fa9e4066Sahrens for (m = 0; m < vd->vdev_ms_count; m++) { 1236fa9e4066Sahrens metaslab_t *msp = vd->vdev_ms[m]; 1237fa9e4066Sahrens mutex_enter(&msp->ms_lock); 1238ecc2d604Sbonwick error = space_map_load(&msp->ms_allocmap[0], NULL, 1239ecc2d604Sbonwick SM_ALLOC, &msp->ms_smo, spa->spa_meta_objset); 1240fa9e4066Sahrens mutex_exit(&msp->ms_lock); 1241fa9e4066Sahrens if (error) 1242fa9e4066Sahrens fatal("%s bad space map #%d, error %d", 1243fa9e4066Sahrens spa->spa_name, c, error); 1244fa9e4066Sahrens } 1245fa9e4066Sahrens } 1246fa9e4066Sahrens } 1247fa9e4066Sahrens 1248fa9e4066Sahrens static int 1249ea8dc4b6Seschrock zdb_space_map_claim(spa_t *spa, blkptr_t *bp, zbookmark_t *zb) 1250fa9e4066Sahrens { 125144cd46caSbillm dva_t *dva = bp->blk_dva; 1252fa9e4066Sahrens vdev_t *vd; 1253fa9e4066Sahrens metaslab_t *msp; 1254fa9e4066Sahrens space_map_t *allocmap, *freemap; 1255fa9e4066Sahrens int error; 125644cd46caSbillm int d; 125744cd46caSbillm blkptr_t blk = *bp; 125844cd46caSbillm 125944cd46caSbillm for (d = 0; d < BP_GET_NDVAS(bp); d++) { 126044cd46caSbillm uint64_t vdev = DVA_GET_VDEV(&dva[d]); 126144cd46caSbillm uint64_t offset = DVA_GET_OFFSET(&dva[d]); 126244cd46caSbillm uint64_t size = DVA_GET_ASIZE(&dva[d]); 126344cd46caSbillm 126444cd46caSbillm if ((vd = vdev_lookup_top(spa, vdev)) == NULL) 126544cd46caSbillm return (ENXIO); 126644cd46caSbillm 126744cd46caSbillm if ((offset >> vd->vdev_ms_shift) >= vd->vdev_ms_count) 126844cd46caSbillm return (ENXIO); 1269fa9e4066Sahrens 127044cd46caSbillm msp = vd->vdev_ms[offset >> vd->vdev_ms_shift]; 127144cd46caSbillm allocmap = &msp->ms_allocmap[0]; 127244cd46caSbillm freemap = &msp->ms_freemap[0]; 1273fa9e4066Sahrens 127444cd46caSbillm /* Prepare our copy of the bp in case we need to read GBHs */ 127544cd46caSbillm if (DVA_GET_GANG(&dva[d])) { 127644cd46caSbillm size = vdev_psize_to_asize(vd, SPA_GANGBLOCKSIZE); 127744cd46caSbillm DVA_SET_ASIZE(&blk.blk_dva[d], size); 127844cd46caSbillm DVA_SET_GANG(&blk.blk_dva[d], 0); 127944cd46caSbillm } 128044cd46caSbillm 128144cd46caSbillm mutex_enter(&msp->ms_lock); 128244cd46caSbillm if (space_map_contains(freemap, offset, size)) { 128344cd46caSbillm mutex_exit(&msp->ms_lock); 128444cd46caSbillm return (EAGAIN); /* allocated more than once */ 128544cd46caSbillm } 1286fa9e4066Sahrens 128744cd46caSbillm if (!space_map_contains(allocmap, offset, size)) { 128844cd46caSbillm mutex_exit(&msp->ms_lock); 128944cd46caSbillm return (ESTALE); /* not allocated at all */ 129044cd46caSbillm } 129144cd46caSbillm 129244cd46caSbillm space_map_remove(allocmap, offset, size); 129344cd46caSbillm space_map_add(freemap, offset, size); 129444cd46caSbillm 129544cd46caSbillm mutex_exit(&msp->ms_lock); 129644cd46caSbillm } 129744cd46caSbillm 129844cd46caSbillm if (BP_IS_GANG(bp)) { 1299fa9e4066Sahrens zio_gbh_phys_t gbh; 1300fa9e4066Sahrens int g; 1301fa9e4066Sahrens 1302fa9e4066Sahrens /* LINTED - compile time assert */ 1303fa9e4066Sahrens ASSERT(sizeof (zio_gbh_phys_t) == SPA_GANGBLOCKSIZE); 130444cd46caSbillm 1305fa9e4066Sahrens BP_SET_CHECKSUM(&blk, ZIO_CHECKSUM_GANG_HEADER); 1306fa9e4066Sahrens BP_SET_PSIZE(&blk, SPA_GANGBLOCKSIZE); 1307fa9e4066Sahrens BP_SET_LSIZE(&blk, SPA_GANGBLOCKSIZE); 1308fa9e4066Sahrens BP_SET_COMPRESS(&blk, ZIO_COMPRESS_OFF); 130944cd46caSbillm error = zio_wait(zio_read(NULL, spa, &blk, &gbh, 131044cd46caSbillm SPA_GANGBLOCKSIZE, NULL, NULL, ZIO_PRIORITY_SYNC_READ, 1311ea8dc4b6Seschrock ZIO_FLAG_CANFAIL | ZIO_FLAG_CONFIG_HELD, zb)); 1312fa9e4066Sahrens if (error) 1313fa9e4066Sahrens return (error); 1314fa9e4066Sahrens if (BP_SHOULD_BYTESWAP(&blk)) 1315fa9e4066Sahrens byteswap_uint64_array(&gbh, SPA_GANGBLOCKSIZE); 1316fa9e4066Sahrens for (g = 0; g < SPA_GBH_NBLKPTRS; g++) { 131744cd46caSbillm if (BP_IS_HOLE(&gbh.zg_blkptr[g])) 1318fa9e4066Sahrens break; 1319ea8dc4b6Seschrock error = zdb_space_map_claim(spa, &gbh.zg_blkptr[g], zb); 1320fa9e4066Sahrens if (error) 1321fa9e4066Sahrens return (error); 1322fa9e4066Sahrens } 1323fa9e4066Sahrens } 1324fa9e4066Sahrens 1325fa9e4066Sahrens return (0); 1326fa9e4066Sahrens } 1327fa9e4066Sahrens 1328fa9e4066Sahrens static void 1329fa9e4066Sahrens zdb_leak(space_map_t *sm, uint64_t start, uint64_t size) 1330fa9e4066Sahrens { 1331fa9e4066Sahrens metaslab_t *msp; 1332fa9e4066Sahrens 1333fa9e4066Sahrens /* LINTED */ 1334fa9e4066Sahrens msp = (metaslab_t *)((char *)sm - offsetof(metaslab_t, ms_allocmap[0])); 1335fa9e4066Sahrens 1336fa9e4066Sahrens (void) printf("leaked space: vdev %llu, offset 0x%llx, size %llu\n", 1337fa9e4066Sahrens (u_longlong_t)msp->ms_group->mg_vd->vdev_id, 1338fa9e4066Sahrens (u_longlong_t)start, 1339fa9e4066Sahrens (u_longlong_t)size); 1340fa9e4066Sahrens } 1341fa9e4066Sahrens 1342fa9e4066Sahrens static void 1343ecc2d604Sbonwick zdb_space_map_unload(spa_t *spa) 1344fa9e4066Sahrens { 1345fa9e4066Sahrens vdev_t *rvd = spa->spa_root_vdev; 1346fa9e4066Sahrens vdev_t *vd; 1347fa9e4066Sahrens int c, m; 1348fa9e4066Sahrens 1349fa9e4066Sahrens for (c = 0; c < rvd->vdev_children; c++) { 1350fa9e4066Sahrens vd = rvd->vdev_child[c]; 1351fa9e4066Sahrens for (m = 0; m < vd->vdev_ms_count; m++) { 1352fa9e4066Sahrens metaslab_t *msp = vd->vdev_ms[m]; 1353fa9e4066Sahrens mutex_enter(&msp->ms_lock); 1354fa9e4066Sahrens space_map_vacate(&msp->ms_allocmap[0], zdb_leak, 1355fa9e4066Sahrens &msp->ms_allocmap[0]); 1356ecc2d604Sbonwick space_map_unload(&msp->ms_allocmap[0]); 1357fa9e4066Sahrens space_map_vacate(&msp->ms_freemap[0], NULL, NULL); 1358fa9e4066Sahrens mutex_exit(&msp->ms_lock); 1359fa9e4066Sahrens } 1360fa9e4066Sahrens } 1361fa9e4066Sahrens } 1362fa9e4066Sahrens 1363fa9e4066Sahrens static void 1364fa9e4066Sahrens zdb_refresh_ubsync(spa_t *spa) 1365fa9e4066Sahrens { 1366fa9e4066Sahrens uberblock_t ub = { 0 }; 1367fa9e4066Sahrens vdev_t *rvd = spa->spa_root_vdev; 1368fa9e4066Sahrens zio_t *zio; 1369fa9e4066Sahrens 1370fa9e4066Sahrens /* 1371fa9e4066Sahrens * Reload the uberblock. 1372fa9e4066Sahrens */ 1373fa9e4066Sahrens zio = zio_root(spa, NULL, NULL, 1374fa9e4066Sahrens ZIO_FLAG_CANFAIL | ZIO_FLAG_SPECULATIVE); 1375fa9e4066Sahrens vdev_uberblock_load(zio, rvd, &ub); 1376fa9e4066Sahrens (void) zio_wait(zio); 1377fa9e4066Sahrens 1378fa9e4066Sahrens if (ub.ub_txg != 0) 1379fa9e4066Sahrens spa->spa_ubsync = ub; 1380fa9e4066Sahrens } 1381fa9e4066Sahrens 1382fa9e4066Sahrens /* 1383fa9e4066Sahrens * Verify that the sum of the sizes of all blocks in the pool adds up 1384fa9e4066Sahrens * to the SPA's sa_alloc total. 1385fa9e4066Sahrens */ 1386fa9e4066Sahrens typedef struct zdb_blkstats { 1387fa9e4066Sahrens uint64_t zb_asize; 1388fa9e4066Sahrens uint64_t zb_lsize; 1389fa9e4066Sahrens uint64_t zb_psize; 1390fa9e4066Sahrens uint64_t zb_count; 1391fa9e4066Sahrens } zdb_blkstats_t; 1392fa9e4066Sahrens 1393fa9e4066Sahrens #define DMU_OT_DEFERRED DMU_OT_NONE 1394fa9e4066Sahrens #define DMU_OT_TOTAL DMU_OT_NUMTYPES 1395fa9e4066Sahrens 1396fa9e4066Sahrens #define ZB_TOTAL ZB_MAXLEVEL 1397fa9e4066Sahrens 1398fa9e4066Sahrens typedef struct zdb_cb { 1399fa9e4066Sahrens zdb_blkstats_t zcb_type[ZB_TOTAL + 1][DMU_OT_TOTAL + 1]; 1400fa9e4066Sahrens uint64_t zcb_errors[256]; 1401fa9e4066Sahrens traverse_blk_cache_t *zcb_cache; 1402fa9e4066Sahrens int zcb_readfails; 1403fa9e4066Sahrens int zcb_haderrors; 1404fa9e4066Sahrens } zdb_cb_t; 1405fa9e4066Sahrens 1406fa9e4066Sahrens static void 1407fa9e4066Sahrens zdb_count_block(spa_t *spa, zdb_cb_t *zcb, blkptr_t *bp, int type) 1408fa9e4066Sahrens { 1409fa9e4066Sahrens int i, error; 1410fa9e4066Sahrens 1411fa9e4066Sahrens for (i = 0; i < 4; i++) { 1412fa9e4066Sahrens int l = (i < 2) ? BP_GET_LEVEL(bp) : ZB_TOTAL; 1413fa9e4066Sahrens int t = (i & 1) ? type : DMU_OT_TOTAL; 1414fa9e4066Sahrens zdb_blkstats_t *zb = &zcb->zcb_type[l][t]; 1415fa9e4066Sahrens 1416fa9e4066Sahrens zb->zb_asize += BP_GET_ASIZE(bp); 1417fa9e4066Sahrens zb->zb_lsize += BP_GET_LSIZE(bp); 1418fa9e4066Sahrens zb->zb_psize += BP_GET_PSIZE(bp); 1419fa9e4066Sahrens zb->zb_count++; 1420fa9e4066Sahrens } 1421fa9e4066Sahrens 1422fa9e4066Sahrens if (dump_opt['L']) 1423fa9e4066Sahrens return; 1424fa9e4066Sahrens 1425ea8dc4b6Seschrock error = zdb_space_map_claim(spa, bp, &zcb->zcb_cache->bc_bookmark); 1426fa9e4066Sahrens 1427fa9e4066Sahrens if (error == 0) 1428fa9e4066Sahrens return; 1429fa9e4066Sahrens 1430fa9e4066Sahrens if (error == EAGAIN) 1431fa9e4066Sahrens (void) fatal("double-allocation, bp=%p", bp); 1432fa9e4066Sahrens 1433fa9e4066Sahrens if (error == ESTALE) 1434fa9e4066Sahrens (void) fatal("reference to freed block, bp=%p", bp); 1435fa9e4066Sahrens 1436fa9e4066Sahrens (void) fatal("fatal error %d in bp %p", error, bp); 1437fa9e4066Sahrens } 1438fa9e4066Sahrens 1439fa9e4066Sahrens static int 1440fa9e4066Sahrens zdb_blkptr_cb(traverse_blk_cache_t *bc, spa_t *spa, void *arg) 1441fa9e4066Sahrens { 1442fa9e4066Sahrens zbookmark_t *zb = &bc->bc_bookmark; 1443fa9e4066Sahrens zdb_cb_t *zcb = arg; 1444fa9e4066Sahrens blkptr_t *bp = &bc->bc_blkptr; 1445fa9e4066Sahrens dmu_object_type_t type = BP_GET_TYPE(bp); 1446fbabab8fSmaybee char blkbuf[BP_SPRINTF_LEN]; 1447fa9e4066Sahrens int error = 0; 1448fa9e4066Sahrens 1449fa9e4066Sahrens if (bc->bc_errno) { 1450fa9e4066Sahrens if (zcb->zcb_readfails++ < 10 && dump_opt['L']) { 1451fa9e4066Sahrens zdb_refresh_ubsync(spa); 1452fa9e4066Sahrens error = EAGAIN; 1453fa9e4066Sahrens } else { 1454fa9e4066Sahrens zcb->zcb_haderrors = 1; 1455fa9e4066Sahrens zcb->zcb_errors[bc->bc_errno]++; 1456fa9e4066Sahrens error = ERESTART; 1457fa9e4066Sahrens } 1458fa9e4066Sahrens 1459fa9e4066Sahrens if (dump_opt['b'] >= 3 || (dump_opt['b'] >= 2 && bc->bc_errno)) 1460fbabab8fSmaybee sprintf_blkptr(blkbuf, BP_SPRINTF_LEN, bp); 1461fa9e4066Sahrens else 1462fa9e4066Sahrens blkbuf[0] = '\0'; 1463fa9e4066Sahrens 1464fa9e4066Sahrens (void) printf("zdb_blkptr_cb: Got error %d reading " 1465ea8dc4b6Seschrock "<%llu, %llu, %lld, %llx> %s -- %s\n", 1466fa9e4066Sahrens bc->bc_errno, 1467fa9e4066Sahrens (u_longlong_t)zb->zb_objset, 1468fa9e4066Sahrens (u_longlong_t)zb->zb_object, 1469ea8dc4b6Seschrock (u_longlong_t)zb->zb_level, 1470fa9e4066Sahrens (u_longlong_t)zb->zb_blkid, 1471fa9e4066Sahrens blkbuf, 1472fa9e4066Sahrens error == EAGAIN ? "retrying" : "skipping"); 1473fa9e4066Sahrens 1474fa9e4066Sahrens return (error); 1475fa9e4066Sahrens } 1476fa9e4066Sahrens 1477fa9e4066Sahrens zcb->zcb_readfails = 0; 1478fa9e4066Sahrens 147944cd46caSbillm ASSERT(!BP_IS_HOLE(bp)); 1480fa9e4066Sahrens 1481fa9e4066Sahrens if (dump_opt['b'] >= 4) { 1482fbabab8fSmaybee sprintf_blkptr(blkbuf, BP_SPRINTF_LEN, bp); 1483fa9e4066Sahrens (void) printf("objset %llu object %llu offset 0x%llx %s\n", 1484fa9e4066Sahrens (u_longlong_t)zb->zb_objset, 1485fa9e4066Sahrens (u_longlong_t)zb->zb_object, 1486fa9e4066Sahrens (u_longlong_t)blkid2offset(bc->bc_dnode, 14878654d025Sperrin zb->zb_level, zb->zb_blkid), blkbuf); 1488fa9e4066Sahrens } 1489fa9e4066Sahrens 1490d80c45e0Sbonwick zdb_count_block(spa, zcb, bp, type); 1491d80c45e0Sbonwick 1492fa9e4066Sahrens return (0); 1493fa9e4066Sahrens } 1494fa9e4066Sahrens 1495fa9e4066Sahrens static int 1496fa9e4066Sahrens dump_block_stats(spa_t *spa) 1497fa9e4066Sahrens { 1498fa9e4066Sahrens traverse_handle_t *th; 1499fa9e4066Sahrens zdb_cb_t zcb = { 0 }; 1500ea8dc4b6Seschrock traverse_blk_cache_t dummy_cache = { 0 }; 1501fa9e4066Sahrens zdb_blkstats_t *zb, *tzb; 15028654d025Sperrin uint64_t alloc, space, logalloc; 15038654d025Sperrin vdev_t *rvd = spa->spa_root_vdev; 1504fa9e4066Sahrens int leaks = 0; 1505fa9e4066Sahrens int advance = zdb_advance; 15068654d025Sperrin int c, e, flags; 1507fa9e4066Sahrens 1508ea8dc4b6Seschrock zcb.zcb_cache = &dummy_cache; 1509ea8dc4b6Seschrock 1510fa9e4066Sahrens if (dump_opt['c']) 1511fa9e4066Sahrens advance |= ADVANCE_DATA; 1512fa9e4066Sahrens 1513ea8dc4b6Seschrock advance |= ADVANCE_PRUNE | ADVANCE_ZIL; 1514fa9e4066Sahrens 1515fa9e4066Sahrens (void) printf("\nTraversing all blocks to %sverify" 1516fa9e4066Sahrens " nothing leaked ...\n", 1517fa9e4066Sahrens dump_opt['c'] ? "verify checksums and " : ""); 1518fa9e4066Sahrens 1519fa9e4066Sahrens /* 1520fa9e4066Sahrens * Load all space maps. As we traverse the pool, if we find a block 1521fa9e4066Sahrens * that's not in its space map, that indicates a double-allocation, 1522fa9e4066Sahrens * reference to a freed block, or an unclaimed block. Otherwise we 1523fa9e4066Sahrens * remove the block from the space map. If the space maps are not 1524fa9e4066Sahrens * empty when we're done, that indicates leaked blocks. 1525fa9e4066Sahrens */ 1526fa9e4066Sahrens if (!dump_opt['L']) 1527fa9e4066Sahrens zdb_space_map_load(spa); 1528fa9e4066Sahrens 1529fa9e4066Sahrens /* 1530fa9e4066Sahrens * If there's a deferred-free bplist, process that first. 1531fa9e4066Sahrens */ 1532fa9e4066Sahrens if (spa->spa_sync_bplist_obj != 0) { 1533fa9e4066Sahrens bplist_t *bpl = &spa->spa_sync_bplist; 1534fa9e4066Sahrens blkptr_t blk; 1535fa9e4066Sahrens uint64_t itor = 0; 1536fa9e4066Sahrens 1537ea8dc4b6Seschrock VERIFY(0 == bplist_open(bpl, spa->spa_meta_objset, 1538ea8dc4b6Seschrock spa->spa_sync_bplist_obj)); 1539fa9e4066Sahrens 1540fa9e4066Sahrens while (bplist_iterate(bpl, &itor, &blk) == 0) { 1541fa9e4066Sahrens if (dump_opt['b'] >= 4) { 1542fbabab8fSmaybee char blkbuf[BP_SPRINTF_LEN]; 1543fbabab8fSmaybee sprintf_blkptr(blkbuf, BP_SPRINTF_LEN, &blk); 1544fa9e4066Sahrens (void) printf("[%s] %s\n", 1545fa9e4066Sahrens "deferred free", blkbuf); 1546fa9e4066Sahrens } 154744cd46caSbillm zdb_count_block(spa, &zcb, &blk, DMU_OT_DEFERRED); 1548fa9e4066Sahrens } 1549fa9e4066Sahrens 1550fa9e4066Sahrens bplist_close(bpl); 1551fa9e4066Sahrens } 1552fa9e4066Sahrens 1553fa9e4066Sahrens /* 1554ea8dc4b6Seschrock * Now traverse the pool. If we're reading all data to verify 1555ea8dc4b6Seschrock * checksums, do a scrubbing read so that we validate all copies. 1556fa9e4066Sahrens */ 1557fa9e4066Sahrens flags = ZIO_FLAG_CANFAIL; 1558fa9e4066Sahrens if (advance & ADVANCE_DATA) 1559fa9e4066Sahrens flags |= ZIO_FLAG_SCRUB; 1560fa9e4066Sahrens th = traverse_init(spa, zdb_blkptr_cb, &zcb, advance, flags); 1561fa9e4066Sahrens th->th_noread = zdb_noread; 1562fa9e4066Sahrens 1563ecc2d604Sbonwick traverse_add_pool(th, 0, spa_first_txg(spa) + TXG_CONCURRENT_STATES); 1564fa9e4066Sahrens 1565fa9e4066Sahrens while (traverse_more(th) == EAGAIN) 1566fa9e4066Sahrens continue; 1567fa9e4066Sahrens 1568fa9e4066Sahrens traverse_fini(th); 1569fa9e4066Sahrens 1570fa9e4066Sahrens if (zcb.zcb_haderrors) { 1571fa9e4066Sahrens (void) printf("\nError counts:\n\n"); 1572fa9e4066Sahrens (void) printf("\t%5s %s\n", "errno", "count"); 1573fa9e4066Sahrens for (e = 0; e < 256; e++) { 1574fa9e4066Sahrens if (zcb.zcb_errors[e] != 0) { 1575fa9e4066Sahrens (void) printf("\t%5d %llu\n", 1576fa9e4066Sahrens e, (u_longlong_t)zcb.zcb_errors[e]); 1577fa9e4066Sahrens } 1578fa9e4066Sahrens } 1579fa9e4066Sahrens } 1580fa9e4066Sahrens 1581fa9e4066Sahrens /* 1582fa9e4066Sahrens * Report any leaked segments. 1583fa9e4066Sahrens */ 1584fa9e4066Sahrens if (!dump_opt['L']) 1585ecc2d604Sbonwick zdb_space_map_unload(spa); 1586fa9e4066Sahrens 1587fa9e4066Sahrens if (dump_opt['L']) 1588fa9e4066Sahrens (void) printf("\n\n *** Live pool traversal; " 1589fa9e4066Sahrens "block counts are only approximate ***\n\n"); 1590fa9e4066Sahrens 1591fa9e4066Sahrens alloc = spa_get_alloc(spa); 1592fa9e4066Sahrens space = spa_get_space(spa); 1593fa9e4066Sahrens 15948654d025Sperrin /* 15958654d025Sperrin * Log blocks allocated from a separate log device don't count 15968654d025Sperrin * as part of the normal pool space; factor them in here. 15978654d025Sperrin */ 15988654d025Sperrin logalloc = 0; 15998654d025Sperrin 16008654d025Sperrin for (c = 0; c < rvd->vdev_children; c++) 16018654d025Sperrin if (rvd->vdev_child[c]->vdev_islog) 16028654d025Sperrin logalloc += rvd->vdev_child[c]->vdev_stat.vs_alloc; 16038654d025Sperrin 1604fa9e4066Sahrens tzb = &zcb.zcb_type[ZB_TOTAL][DMU_OT_TOTAL]; 1605fa9e4066Sahrens 16068654d025Sperrin if (tzb->zb_asize == alloc + logalloc) { 1607fa9e4066Sahrens (void) printf("\n\tNo leaks (block sum matches space" 1608fa9e4066Sahrens " maps exactly)\n"); 1609fa9e4066Sahrens } else { 1610fa9e4066Sahrens (void) printf("block traversal size %llu != alloc %llu " 1611fa9e4066Sahrens "(leaked %lld)\n", 1612fa9e4066Sahrens (u_longlong_t)tzb->zb_asize, 16138654d025Sperrin (u_longlong_t)alloc + logalloc, 16148654d025Sperrin (u_longlong_t)(alloc + logalloc - tzb->zb_asize)); 1615fa9e4066Sahrens leaks = 1; 1616fa9e4066Sahrens } 1617fa9e4066Sahrens 1618fa9e4066Sahrens if (tzb->zb_count == 0) 1619fa9e4066Sahrens return (2); 1620fa9e4066Sahrens 1621fa9e4066Sahrens (void) printf("\n"); 1622fa9e4066Sahrens (void) printf("\tbp count: %10llu\n", 1623fa9e4066Sahrens (u_longlong_t)tzb->zb_count); 1624fa9e4066Sahrens (void) printf("\tbp logical: %10llu\t avg: %6llu\n", 1625fa9e4066Sahrens (u_longlong_t)tzb->zb_lsize, 1626fa9e4066Sahrens (u_longlong_t)(tzb->zb_lsize / tzb->zb_count)); 1627fa9e4066Sahrens (void) printf("\tbp physical: %10llu\t avg:" 1628fa9e4066Sahrens " %6llu\tcompression: %6.2f\n", 1629fa9e4066Sahrens (u_longlong_t)tzb->zb_psize, 1630fa9e4066Sahrens (u_longlong_t)(tzb->zb_psize / tzb->zb_count), 1631fa9e4066Sahrens (double)tzb->zb_lsize / tzb->zb_psize); 1632fa9e4066Sahrens (void) printf("\tbp allocated: %10llu\t avg:" 1633fa9e4066Sahrens " %6llu\tcompression: %6.2f\n", 1634fa9e4066Sahrens (u_longlong_t)tzb->zb_asize, 1635fa9e4066Sahrens (u_longlong_t)(tzb->zb_asize / tzb->zb_count), 1636fa9e4066Sahrens (double)tzb->zb_lsize / tzb->zb_asize); 1637fa9e4066Sahrens (void) printf("\tSPA allocated: %10llu\tused: %5.2f%%\n", 1638fa9e4066Sahrens (u_longlong_t)alloc, 100.0 * alloc / space); 1639fa9e4066Sahrens 1640fa9e4066Sahrens if (dump_opt['b'] >= 2) { 1641fa9e4066Sahrens int l, t, level; 1642fa9e4066Sahrens (void) printf("\nBlocks\tLSIZE\tPSIZE\tASIZE" 1643fa9e4066Sahrens "\t avg\t comp\t%%Total\tType\n"); 1644fa9e4066Sahrens 1645fa9e4066Sahrens for (t = 0; t <= DMU_OT_NUMTYPES; t++) { 1646fa9e4066Sahrens char csize[6], lsize[6], psize[6], asize[6], avg[6]; 1647fa9e4066Sahrens char *typename; 1648fa9e4066Sahrens 1649fa9e4066Sahrens typename = t == DMU_OT_DEFERRED ? "deferred free" : 1650fa9e4066Sahrens t == DMU_OT_TOTAL ? "Total" : dmu_ot[t].ot_name; 1651fa9e4066Sahrens 1652fa9e4066Sahrens if (zcb.zcb_type[ZB_TOTAL][t].zb_asize == 0) { 1653fa9e4066Sahrens (void) printf("%6s\t%5s\t%5s\t%5s" 1654fa9e4066Sahrens "\t%5s\t%5s\t%6s\t%s\n", 1655fa9e4066Sahrens "-", 1656fa9e4066Sahrens "-", 1657fa9e4066Sahrens "-", 1658fa9e4066Sahrens "-", 1659fa9e4066Sahrens "-", 1660fa9e4066Sahrens "-", 1661fa9e4066Sahrens "-", 1662fa9e4066Sahrens typename); 1663fa9e4066Sahrens continue; 1664fa9e4066Sahrens } 1665fa9e4066Sahrens 1666fa9e4066Sahrens for (l = ZB_TOTAL - 1; l >= -1; l--) { 1667fa9e4066Sahrens level = (l == -1 ? ZB_TOTAL : l); 1668fa9e4066Sahrens zb = &zcb.zcb_type[level][t]; 1669fa9e4066Sahrens 1670fa9e4066Sahrens if (zb->zb_asize == 0) 1671fa9e4066Sahrens continue; 1672fa9e4066Sahrens 1673fa9e4066Sahrens if (dump_opt['b'] < 3 && level != ZB_TOTAL) 1674fa9e4066Sahrens continue; 1675fa9e4066Sahrens 1676fa9e4066Sahrens if (level == 0 && zb->zb_asize == 1677fa9e4066Sahrens zcb.zcb_type[ZB_TOTAL][t].zb_asize) 1678fa9e4066Sahrens continue; 1679fa9e4066Sahrens 1680fa9e4066Sahrens nicenum(zb->zb_count, csize); 1681fa9e4066Sahrens nicenum(zb->zb_lsize, lsize); 1682fa9e4066Sahrens nicenum(zb->zb_psize, psize); 1683fa9e4066Sahrens nicenum(zb->zb_asize, asize); 1684fa9e4066Sahrens nicenum(zb->zb_asize / zb->zb_count, avg); 1685fa9e4066Sahrens 1686fa9e4066Sahrens (void) printf("%6s\t%5s\t%5s\t%5s\t%5s" 1687fa9e4066Sahrens "\t%5.2f\t%6.2f\t", 1688fa9e4066Sahrens csize, lsize, psize, asize, avg, 1689fa9e4066Sahrens (double)zb->zb_lsize / zb->zb_psize, 1690fa9e4066Sahrens 100.0 * zb->zb_asize / tzb->zb_asize); 1691fa9e4066Sahrens 1692fa9e4066Sahrens if (level == ZB_TOTAL) 1693fa9e4066Sahrens (void) printf("%s\n", typename); 1694fa9e4066Sahrens else 1695fa9e4066Sahrens (void) printf(" L%d %s\n", 1696fa9e4066Sahrens level, typename); 1697fa9e4066Sahrens } 1698fa9e4066Sahrens } 1699fa9e4066Sahrens } 1700fa9e4066Sahrens 1701fa9e4066Sahrens (void) printf("\n"); 1702fa9e4066Sahrens 1703fa9e4066Sahrens if (leaks) 1704fa9e4066Sahrens return (2); 1705fa9e4066Sahrens 1706fa9e4066Sahrens if (zcb.zcb_haderrors) 1707fa9e4066Sahrens return (3); 1708fa9e4066Sahrens 1709fa9e4066Sahrens return (0); 1710fa9e4066Sahrens } 1711fa9e4066Sahrens 1712fa9e4066Sahrens static void 1713fa9e4066Sahrens dump_zpool(spa_t *spa) 1714fa9e4066Sahrens { 1715fa9e4066Sahrens dsl_pool_t *dp = spa_get_dsl(spa); 1716fa9e4066Sahrens int rc = 0; 1717fa9e4066Sahrens 1718fa9e4066Sahrens if (dump_opt['u']) 1719fa9e4066Sahrens dump_uberblock(&spa->spa_uberblock); 1720fa9e4066Sahrens 1721fa9e4066Sahrens if (dump_opt['d'] || dump_opt['i']) { 1722fa9e4066Sahrens dump_dir(dp->dp_meta_objset); 1723fa9e4066Sahrens if (dump_opt['d'] >= 3) { 1724fa9e4066Sahrens dump_bplist(dp->dp_meta_objset, 1725fa9e4066Sahrens spa->spa_sync_bplist_obj, "Deferred frees"); 1726fa9e4066Sahrens dump_dtl(spa->spa_root_vdev, 0); 1727fa9e4066Sahrens dump_metaslabs(spa); 1728fa9e4066Sahrens } 17291d452cf5Sahrens (void) dmu_objset_find(spa->spa_name, dump_one_dir, NULL, 17300b69c2f0Sahrens DS_FIND_SNAPSHOTS | DS_FIND_CHILDREN); 1731fa9e4066Sahrens } 1732fa9e4066Sahrens 1733fa9e4066Sahrens if (dump_opt['b'] || dump_opt['c']) 1734fa9e4066Sahrens rc = dump_block_stats(spa); 1735fa9e4066Sahrens 1736fa9e4066Sahrens if (dump_opt['s']) 1737fa9e4066Sahrens show_pool_stats(spa); 1738fa9e4066Sahrens 1739fa9e4066Sahrens if (rc != 0) 1740fa9e4066Sahrens exit(rc); 1741fa9e4066Sahrens } 1742fa9e4066Sahrens 174344cd46caSbillm #define ZDB_FLAG_CHECKSUM 0x0001 174444cd46caSbillm #define ZDB_FLAG_DECOMPRESS 0x0002 174544cd46caSbillm #define ZDB_FLAG_BSWAP 0x0004 174644cd46caSbillm #define ZDB_FLAG_GBH 0x0008 174744cd46caSbillm #define ZDB_FLAG_INDIRECT 0x0010 174844cd46caSbillm #define ZDB_FLAG_PHYS 0x0020 174944cd46caSbillm #define ZDB_FLAG_RAW 0x0040 175044cd46caSbillm #define ZDB_FLAG_PRINT_BLKPTR 0x0080 175144cd46caSbillm 175244cd46caSbillm int flagbits[256]; 175344cd46caSbillm 175444cd46caSbillm static void 175544cd46caSbillm zdb_print_blkptr(blkptr_t *bp, int flags) 175644cd46caSbillm { 175744cd46caSbillm dva_t *dva = bp->blk_dva; 175844cd46caSbillm int d; 175944cd46caSbillm 176044cd46caSbillm if (flags & ZDB_FLAG_BSWAP) 176144cd46caSbillm byteswap_uint64_array((void *)bp, sizeof (blkptr_t)); 176244cd46caSbillm /* 176344cd46caSbillm * Super-ick warning: This code is also duplicated in 176444cd46caSbillm * cmd/mdb/common/modules/zfs/zfs.c . Yeah, I hate code 176544cd46caSbillm * replication, too. 176644cd46caSbillm */ 176744cd46caSbillm for (d = 0; d < BP_GET_NDVAS(bp); d++) { 176844cd46caSbillm (void) printf("\tDVA[%d]: vdev_id %lld / %llx\n", d, 17695ad82045Snd (longlong_t)DVA_GET_VDEV(&dva[d]), 17705ad82045Snd (longlong_t)DVA_GET_OFFSET(&dva[d])); 177144cd46caSbillm (void) printf("\tDVA[%d]: GANG: %-5s GRID: %04llx\t" 177244cd46caSbillm "ASIZE: %llx\n", d, 177344cd46caSbillm DVA_GET_GANG(&dva[d]) ? "TRUE" : "FALSE", 17745ad82045Snd (longlong_t)DVA_GET_GRID(&dva[d]), 17755ad82045Snd (longlong_t)DVA_GET_ASIZE(&dva[d])); 177644cd46caSbillm (void) printf("\tDVA[%d]: :%llu:%llx:%llx:%s%s%s%s\n", d, 17775ad82045Snd (u_longlong_t)DVA_GET_VDEV(&dva[d]), 17785ad82045Snd (longlong_t)DVA_GET_OFFSET(&dva[d]), 17795ad82045Snd (longlong_t)BP_GET_PSIZE(bp), 178044cd46caSbillm BP_SHOULD_BYTESWAP(bp) ? "e" : "", 178144cd46caSbillm !DVA_GET_GANG(&dva[d]) && BP_GET_LEVEL(bp) != 0 ? 178244cd46caSbillm "d" : "", 178344cd46caSbillm DVA_GET_GANG(&dva[d]) ? "g" : "", 178444cd46caSbillm BP_GET_COMPRESS(bp) != 0 ? "d" : ""); 178544cd46caSbillm } 178644cd46caSbillm (void) printf("\tLSIZE: %-16llx\t\tPSIZE: %llx\n", 17875ad82045Snd (longlong_t)BP_GET_LSIZE(bp), (longlong_t)BP_GET_PSIZE(bp)); 178844cd46caSbillm (void) printf("\tENDIAN: %6s\t\t\t\t\tTYPE: %s\n", 178944cd46caSbillm BP_GET_BYTEORDER(bp) ? "LITTLE" : "BIG", 179044cd46caSbillm dmu_ot[BP_GET_TYPE(bp)].ot_name); 179144cd46caSbillm (void) printf("\tBIRTH: %-16llx LEVEL: %-2llu\tFILL: %llx\n", 17925ad82045Snd (u_longlong_t)bp->blk_birth, (u_longlong_t)BP_GET_LEVEL(bp), 179344cd46caSbillm (u_longlong_t)bp->blk_fill); 179444cd46caSbillm (void) printf("\tCKFUNC: %-16s\t\tCOMP: %s\n", 179544cd46caSbillm zio_checksum_table[BP_GET_CHECKSUM(bp)].ci_name, 179644cd46caSbillm zio_compress_table[BP_GET_COMPRESS(bp)].ci_name); 179744cd46caSbillm (void) printf("\tCKSUM: %llx:%llx:%llx:%llx\n", 179844cd46caSbillm (u_longlong_t)bp->blk_cksum.zc_word[0], 179944cd46caSbillm (u_longlong_t)bp->blk_cksum.zc_word[1], 180044cd46caSbillm (u_longlong_t)bp->blk_cksum.zc_word[2], 180144cd46caSbillm (u_longlong_t)bp->blk_cksum.zc_word[3]); 180244cd46caSbillm } 180344cd46caSbillm 180444cd46caSbillm static void 180544cd46caSbillm zdb_dump_indirect(blkptr_t *bp, int nbps, int flags) 180644cd46caSbillm { 180744cd46caSbillm int i; 180844cd46caSbillm 180944cd46caSbillm for (i = 0; i < nbps; i++) 181044cd46caSbillm zdb_print_blkptr(&bp[i], flags); 181144cd46caSbillm } 181244cd46caSbillm 181344cd46caSbillm static void 181444cd46caSbillm zdb_dump_gbh(void *buf, int flags) 181544cd46caSbillm { 181644cd46caSbillm zdb_dump_indirect((blkptr_t *)buf, SPA_GBH_NBLKPTRS, flags); 181744cd46caSbillm } 181844cd46caSbillm 181944cd46caSbillm static void 182044cd46caSbillm zdb_dump_block_raw(void *buf, uint64_t size, int flags) 182144cd46caSbillm { 182244cd46caSbillm if (flags & ZDB_FLAG_BSWAP) 182344cd46caSbillm byteswap_uint64_array(buf, size); 182444cd46caSbillm (void) write(2, buf, size); 182544cd46caSbillm } 182644cd46caSbillm 182744cd46caSbillm static void 182844cd46caSbillm zdb_dump_block(char *label, void *buf, uint64_t size, int flags) 182944cd46caSbillm { 183044cd46caSbillm uint64_t *d = (uint64_t *)buf; 183144cd46caSbillm int nwords = size / sizeof (uint64_t); 183244cd46caSbillm int do_bswap = !!(flags & ZDB_FLAG_BSWAP); 183344cd46caSbillm int i, j; 183444cd46caSbillm char *hdr, *c; 183544cd46caSbillm 183644cd46caSbillm 183744cd46caSbillm if (do_bswap) 183844cd46caSbillm hdr = " 7 6 5 4 3 2 1 0 f e d c b a 9 8"; 183944cd46caSbillm else 184044cd46caSbillm hdr = " 0 1 2 3 4 5 6 7 8 9 a b c d e f"; 184144cd46caSbillm 184244cd46caSbillm (void) printf("\n%s\n%6s %s 0123456789abcdef\n", label, "", hdr); 184344cd46caSbillm 184444cd46caSbillm for (i = 0; i < nwords; i += 2) { 184544cd46caSbillm (void) printf("%06llx: %016llx %016llx ", 184644cd46caSbillm (u_longlong_t)(i * sizeof (uint64_t)), 184744cd46caSbillm (u_longlong_t)(do_bswap ? BSWAP_64(d[i]) : d[i]), 184844cd46caSbillm (u_longlong_t)(do_bswap ? BSWAP_64(d[i + 1]) : d[i + 1])); 184944cd46caSbillm 185044cd46caSbillm c = (char *)&d[i]; 185144cd46caSbillm for (j = 0; j < 2 * sizeof (uint64_t); j++) 185244cd46caSbillm (void) printf("%c", isprint(c[j]) ? c[j] : '.'); 185344cd46caSbillm (void) printf("\n"); 185444cd46caSbillm } 185544cd46caSbillm } 185644cd46caSbillm 185744cd46caSbillm /* 185844cd46caSbillm * There are two acceptable formats: 185944cd46caSbillm * leaf_name - For example: c1t0d0 or /tmp/ztest.0a 186044cd46caSbillm * child[.child]* - For example: 0.1.1 186144cd46caSbillm * 186244cd46caSbillm * The second form can be used to specify arbitrary vdevs anywhere 186344cd46caSbillm * in the heirarchy. For example, in a pool with a mirror of 186444cd46caSbillm * RAID-Zs, you can specify either RAID-Z vdev with 0.0 or 0.1 . 186544cd46caSbillm */ 186644cd46caSbillm static vdev_t * 186744cd46caSbillm zdb_vdev_lookup(vdev_t *vdev, char *path) 186844cd46caSbillm { 186944cd46caSbillm char *s, *p, *q; 187044cd46caSbillm int i; 187144cd46caSbillm 187244cd46caSbillm if (vdev == NULL) 187344cd46caSbillm return (NULL); 187444cd46caSbillm 187544cd46caSbillm /* First, assume the x.x.x.x format */ 187644cd46caSbillm i = (int)strtoul(path, &s, 10); 187744cd46caSbillm if (s == path || (s && *s != '.' && *s != '\0')) 187844cd46caSbillm goto name; 187944cd46caSbillm if (i < 0 || i >= vdev->vdev_children) 188044cd46caSbillm return (NULL); 188144cd46caSbillm 188244cd46caSbillm vdev = vdev->vdev_child[i]; 188344cd46caSbillm if (*s == '\0') 188444cd46caSbillm return (vdev); 188544cd46caSbillm return (zdb_vdev_lookup(vdev, s+1)); 188644cd46caSbillm 188744cd46caSbillm name: 188844cd46caSbillm for (i = 0; i < vdev->vdev_children; i++) { 188944cd46caSbillm vdev_t *vc = vdev->vdev_child[i]; 189044cd46caSbillm 189144cd46caSbillm if (vc->vdev_path == NULL) { 189244cd46caSbillm vc = zdb_vdev_lookup(vc, path); 189344cd46caSbillm if (vc == NULL) 189444cd46caSbillm continue; 189544cd46caSbillm else 189644cd46caSbillm return (vc); 189744cd46caSbillm } 189844cd46caSbillm 189944cd46caSbillm p = strrchr(vc->vdev_path, '/'); 190044cd46caSbillm p = p ? p + 1 : vc->vdev_path; 190144cd46caSbillm q = &vc->vdev_path[strlen(vc->vdev_path) - 2]; 190244cd46caSbillm 190344cd46caSbillm if (strcmp(vc->vdev_path, path) == 0) 190444cd46caSbillm return (vc); 190544cd46caSbillm if (strcmp(p, path) == 0) 190644cd46caSbillm return (vc); 190744cd46caSbillm if (strcmp(q, "s0") == 0 && strncmp(p, path, q - p) == 0) 190844cd46caSbillm return (vc); 190944cd46caSbillm } 191044cd46caSbillm 191144cd46caSbillm return (NULL); 191244cd46caSbillm } 191344cd46caSbillm 191444cd46caSbillm /* 191544cd46caSbillm * Read a block from a pool and print it out. The syntax of the 191644cd46caSbillm * block descriptor is: 191744cd46caSbillm * 191844cd46caSbillm * pool:vdev_specifier:offset:size[:flags] 191944cd46caSbillm * 192044cd46caSbillm * pool - The name of the pool you wish to read from 192144cd46caSbillm * vdev_specifier - Which vdev (see comment for zdb_vdev_lookup) 192244cd46caSbillm * offset - offset, in hex, in bytes 192344cd46caSbillm * size - Amount of data to read, in hex, in bytes 192444cd46caSbillm * flags - A string of characters specifying options 192544cd46caSbillm * b: Decode a blkptr at given offset within block 192644cd46caSbillm * *c: Calculate and display checksums 192744cd46caSbillm * *d: Decompress data before dumping 192844cd46caSbillm * e: Byteswap data before dumping 192944cd46caSbillm * *g: Display data as a gang block header 193044cd46caSbillm * *i: Display as an indirect block 193144cd46caSbillm * p: Do I/O to physical offset 193244cd46caSbillm * r: Dump raw data to stdout 193344cd46caSbillm * 193444cd46caSbillm * * = not yet implemented 193544cd46caSbillm */ 193644cd46caSbillm static void 193744cd46caSbillm zdb_read_block(char *thing, spa_t **spap) 193844cd46caSbillm { 193944cd46caSbillm spa_t *spa = *spap; 194044cd46caSbillm int flags = 0; 194144cd46caSbillm uint64_t offset = 0, size = 0, blkptr_offset = 0; 194244cd46caSbillm zio_t *zio; 194344cd46caSbillm vdev_t *vd; 194444cd46caSbillm void *buf; 194544cd46caSbillm char *s, *p, *dup, *spa_name, *vdev, *flagstr; 194644cd46caSbillm int i, error, zio_flags; 194744cd46caSbillm 194844cd46caSbillm dup = strdup(thing); 194944cd46caSbillm s = strtok(dup, ":"); 195044cd46caSbillm spa_name = s ? s : ""; 195144cd46caSbillm s = strtok(NULL, ":"); 195244cd46caSbillm vdev = s ? s : ""; 195344cd46caSbillm s = strtok(NULL, ":"); 195444cd46caSbillm offset = strtoull(s ? s : "", NULL, 16); 195544cd46caSbillm s = strtok(NULL, ":"); 195644cd46caSbillm size = strtoull(s ? s : "", NULL, 16); 195744cd46caSbillm s = strtok(NULL, ":"); 195844cd46caSbillm flagstr = s ? s : ""; 195944cd46caSbillm 196044cd46caSbillm s = NULL; 196144cd46caSbillm if (size == 0) 196244cd46caSbillm s = "size must not be zero"; 196344cd46caSbillm if (!IS_P2ALIGNED(size, DEV_BSIZE)) 196444cd46caSbillm s = "size must be a multiple of sector size"; 196544cd46caSbillm if (!IS_P2ALIGNED(offset, DEV_BSIZE)) 196644cd46caSbillm s = "offset must be a multiple of sector size"; 196744cd46caSbillm if (s) { 196844cd46caSbillm (void) printf("Invalid block specifier: %s - %s\n", thing, s); 196944cd46caSbillm free(dup); 197044cd46caSbillm return; 197144cd46caSbillm } 197244cd46caSbillm 197344cd46caSbillm for (s = strtok(flagstr, ":"); s; s = strtok(NULL, ":")) { 197444cd46caSbillm for (i = 0; flagstr[i]; i++) { 19755ad82045Snd int bit = flagbits[(uchar_t)flagstr[i]]; 197644cd46caSbillm 197744cd46caSbillm if (bit == 0) { 197844cd46caSbillm (void) printf("***Invalid flag: %c\n", 197944cd46caSbillm flagstr[i]); 198044cd46caSbillm continue; 198144cd46caSbillm } 198244cd46caSbillm flags |= bit; 198344cd46caSbillm 198444cd46caSbillm /* If it's not something with an argument, keep going */ 198544cd46caSbillm if ((bit & (ZDB_FLAG_CHECKSUM | ZDB_FLAG_DECOMPRESS | 198644cd46caSbillm ZDB_FLAG_PRINT_BLKPTR)) == 0) 198744cd46caSbillm continue; 198844cd46caSbillm 198944cd46caSbillm p = &flagstr[i + 1]; 199044cd46caSbillm if (bit == ZDB_FLAG_PRINT_BLKPTR) 199144cd46caSbillm blkptr_offset = strtoull(p, &p, 16); 199244cd46caSbillm if (*p != ':' && *p != '\0') { 199344cd46caSbillm (void) printf("***Invalid flag arg: '%s'\n", s); 199444cd46caSbillm free(dup); 199544cd46caSbillm return; 199644cd46caSbillm } 199744cd46caSbillm } 199844cd46caSbillm } 199944cd46caSbillm 200044cd46caSbillm if (spa == NULL || spa->spa_name == NULL || 200144cd46caSbillm strcmp(spa->spa_name, spa_name)) { 200244cd46caSbillm if (spa && spa->spa_name) 200344cd46caSbillm spa_close(spa, (void *)zdb_read_block); 200444cd46caSbillm error = spa_open(spa_name, spap, (void *)zdb_read_block); 200544cd46caSbillm if (error) 20060bf246f5Smc fatal("Failed to open pool '%s': %s", 20070bf246f5Smc spa_name, strerror(error)); 200844cd46caSbillm spa = *spap; 200944cd46caSbillm } 201044cd46caSbillm 201144cd46caSbillm vd = zdb_vdev_lookup(spa->spa_root_vdev, vdev); 201244cd46caSbillm if (vd == NULL) { 201344cd46caSbillm (void) printf("***Invalid vdev: %s\n", vdev); 201444cd46caSbillm free(dup); 201544cd46caSbillm return; 201644cd46caSbillm } else { 201744cd46caSbillm if (vd->vdev_path) 201844cd46caSbillm (void) printf("Found vdev: %s\n", vd->vdev_path); 201944cd46caSbillm else 202044cd46caSbillm (void) printf("Found vdev type: %s\n", 202144cd46caSbillm vd->vdev_ops->vdev_op_type); 202244cd46caSbillm } 202344cd46caSbillm 202444cd46caSbillm buf = umem_alloc(size, UMEM_NOFAIL); 202544cd46caSbillm 202644cd46caSbillm zio_flags = ZIO_FLAG_DONT_CACHE | ZIO_FLAG_DONT_QUEUE | 202744cd46caSbillm ZIO_FLAG_DONT_PROPAGATE | ZIO_FLAG_DONT_RETRY | ZIO_FLAG_NOBOOKMARK; 202844cd46caSbillm 202944cd46caSbillm if (flags & ZDB_FLAG_PHYS) 203044cd46caSbillm zio_flags |= ZIO_FLAG_PHYSICAL; 203144cd46caSbillm 203244cd46caSbillm zio = zio_root(spa, NULL, NULL, 0); 203344cd46caSbillm /* XXX todo - cons up a BP so RAID-Z will be happy */ 203444cd46caSbillm zio_nowait(zio_vdev_child_io(zio, NULL, vd, offset, buf, size, 203544cd46caSbillm ZIO_TYPE_READ, ZIO_PRIORITY_SYNC_READ, zio_flags, NULL, NULL)); 203644cd46caSbillm error = zio_wait(zio); 203744cd46caSbillm 203844cd46caSbillm if (error) { 203944cd46caSbillm (void) printf("Read of %s failed, error: %d\n", thing, error); 204044cd46caSbillm goto out; 204144cd46caSbillm } 204244cd46caSbillm 204344cd46caSbillm if (flags & ZDB_FLAG_PRINT_BLKPTR) 204444cd46caSbillm zdb_print_blkptr((blkptr_t *)(void *) 204544cd46caSbillm ((uintptr_t)buf + (uintptr_t)blkptr_offset), flags); 204644cd46caSbillm else if (flags & ZDB_FLAG_RAW) 204744cd46caSbillm zdb_dump_block_raw(buf, size, flags); 204844cd46caSbillm else if (flags & ZDB_FLAG_INDIRECT) 204944cd46caSbillm zdb_dump_indirect((blkptr_t *)buf, size / sizeof (blkptr_t), 205044cd46caSbillm flags); 205144cd46caSbillm else if (flags & ZDB_FLAG_GBH) 205244cd46caSbillm zdb_dump_gbh(buf, flags); 205344cd46caSbillm else 205444cd46caSbillm zdb_dump_block(thing, buf, size, flags); 205544cd46caSbillm 205644cd46caSbillm out: 205744cd46caSbillm umem_free(buf, size); 205844cd46caSbillm free(dup); 205944cd46caSbillm } 206044cd46caSbillm 2061fa9e4066Sahrens int 2062fa9e4066Sahrens main(int argc, char **argv) 2063fa9e4066Sahrens { 2064fa9e4066Sahrens int i, c; 2065fa9e4066Sahrens struct rlimit rl = { 1024, 1024 }; 2066fa9e4066Sahrens spa_t *spa; 2067fa9e4066Sahrens objset_t *os = NULL; 2068fa9e4066Sahrens char *endstr; 2069fa9e4066Sahrens int dump_all = 1; 2070fa9e4066Sahrens int verbose = 0; 2071fa9e4066Sahrens int error; 2072fa9e4066Sahrens int flag, set; 2073fa9e4066Sahrens 2074fa9e4066Sahrens (void) setrlimit(RLIMIT_NOFILE, &rl); 2075004388ebScasper (void) enable_extended_FILE_stdio(-1, -1); 2076fa9e4066Sahrens 2077fa9e4066Sahrens dprintf_setup(&argc, argv); 2078fa9e4066Sahrens 207944cd46caSbillm while ((c = getopt(argc, argv, "udibcsvCLO:B:UlR")) != -1) { 2080fa9e4066Sahrens switch (c) { 2081fa9e4066Sahrens case 'u': 2082fa9e4066Sahrens case 'd': 2083fa9e4066Sahrens case 'i': 2084fa9e4066Sahrens case 'b': 2085fa9e4066Sahrens case 'c': 2086fa9e4066Sahrens case 's': 2087fa9e4066Sahrens case 'C': 2088fa9e4066Sahrens case 'l': 208944cd46caSbillm case 'R': 2090fa9e4066Sahrens dump_opt[c]++; 2091fa9e4066Sahrens dump_all = 0; 2092fa9e4066Sahrens break; 2093fa9e4066Sahrens case 'L': 2094fa9e4066Sahrens dump_opt[c]++; 2095fa9e4066Sahrens break; 2096fa9e4066Sahrens case 'O': 2097fa9e4066Sahrens endstr = optarg; 2098fa9e4066Sahrens if (endstr[0] == '!') { 2099fa9e4066Sahrens endstr++; 2100fa9e4066Sahrens set = 0; 2101fa9e4066Sahrens } else { 2102fa9e4066Sahrens set = 1; 2103fa9e4066Sahrens } 2104fa9e4066Sahrens if (strcmp(endstr, "post") == 0) { 2105fa9e4066Sahrens flag = ADVANCE_PRE; 2106fa9e4066Sahrens set = !set; 2107fa9e4066Sahrens } else if (strcmp(endstr, "pre") == 0) { 2108fa9e4066Sahrens flag = ADVANCE_PRE; 2109fa9e4066Sahrens } else if (strcmp(endstr, "prune") == 0) { 2110fa9e4066Sahrens flag = ADVANCE_PRUNE; 2111fa9e4066Sahrens } else if (strcmp(endstr, "data") == 0) { 2112fa9e4066Sahrens flag = ADVANCE_DATA; 2113fa9e4066Sahrens } else if (strcmp(endstr, "holes") == 0) { 2114fa9e4066Sahrens flag = ADVANCE_HOLES; 2115fa9e4066Sahrens } else { 2116fa9e4066Sahrens usage(); 2117fa9e4066Sahrens } 2118fa9e4066Sahrens if (set) 2119fa9e4066Sahrens zdb_advance |= flag; 2120fa9e4066Sahrens else 2121fa9e4066Sahrens zdb_advance &= ~flag; 2122fa9e4066Sahrens break; 2123fa9e4066Sahrens case 'B': 2124fa9e4066Sahrens endstr = optarg - 1; 2125fa9e4066Sahrens zdb_noread.zb_objset = strtoull(endstr + 1, &endstr, 0); 2126fa9e4066Sahrens zdb_noread.zb_object = strtoull(endstr + 1, &endstr, 0); 2127fa9e4066Sahrens zdb_noread.zb_level = strtol(endstr + 1, &endstr, 0); 2128fa9e4066Sahrens zdb_noread.zb_blkid = strtoull(endstr + 1, &endstr, 16); 2129fa9e4066Sahrens (void) printf("simulating bad block " 2130ea8dc4b6Seschrock "<%llu, %llu, %lld, %llx>\n", 2131fa9e4066Sahrens (u_longlong_t)zdb_noread.zb_objset, 2132fa9e4066Sahrens (u_longlong_t)zdb_noread.zb_object, 2133ea8dc4b6Seschrock (u_longlong_t)zdb_noread.zb_level, 2134fa9e4066Sahrens (u_longlong_t)zdb_noread.zb_blkid); 2135fa9e4066Sahrens break; 2136fa9e4066Sahrens case 'v': 2137fa9e4066Sahrens verbose++; 2138fa9e4066Sahrens break; 2139fa9e4066Sahrens case 'U': 2140fa9e4066Sahrens spa_config_dir = "/tmp"; 2141fa9e4066Sahrens break; 2142fa9e4066Sahrens default: 2143fa9e4066Sahrens usage(); 2144fa9e4066Sahrens break; 2145fa9e4066Sahrens } 2146fa9e4066Sahrens } 2147fa9e4066Sahrens 2148fa9e4066Sahrens kernel_init(FREAD); 2149fa9e4066Sahrens 2150ea8dc4b6Seschrock /* 2151ea8dc4b6Seschrock * Disable vdev caching. If we don't do this, live pool traversal 2152ea8dc4b6Seschrock * won't make progress because it will never see disk updates. 2153ea8dc4b6Seschrock */ 2154614409b5Sahrens zfs_vdev_cache_size = 0; 2155ea8dc4b6Seschrock 2156fa9e4066Sahrens for (c = 0; c < 256; c++) { 215744cd46caSbillm if (dump_all && c != 'L' && c != 'l' && c != 'R') 2158fa9e4066Sahrens dump_opt[c] = 1; 2159fa9e4066Sahrens if (dump_opt[c]) 2160fa9e4066Sahrens dump_opt[c] += verbose; 2161fa9e4066Sahrens } 2162fa9e4066Sahrens 2163fa9e4066Sahrens argc -= optind; 2164fa9e4066Sahrens argv += optind; 2165fa9e4066Sahrens 2166fa9e4066Sahrens if (argc < 1) { 2167fa9e4066Sahrens if (dump_opt['C']) { 2168fa9e4066Sahrens dump_config(NULL); 2169fa9e4066Sahrens return (0); 2170fa9e4066Sahrens } 2171fa9e4066Sahrens usage(); 2172fa9e4066Sahrens } 2173fa9e4066Sahrens 2174fa9e4066Sahrens if (dump_opt['l']) { 2175fa9e4066Sahrens dump_label(argv[0]); 2176fa9e4066Sahrens return (0); 2177fa9e4066Sahrens } 2178fa9e4066Sahrens 217944cd46caSbillm if (dump_opt['R']) { 218044cd46caSbillm flagbits['b'] = ZDB_FLAG_PRINT_BLKPTR; 218144cd46caSbillm flagbits['c'] = ZDB_FLAG_CHECKSUM; 218244cd46caSbillm flagbits['d'] = ZDB_FLAG_DECOMPRESS; 218344cd46caSbillm flagbits['e'] = ZDB_FLAG_BSWAP; 218444cd46caSbillm flagbits['g'] = ZDB_FLAG_GBH; 218544cd46caSbillm flagbits['i'] = ZDB_FLAG_INDIRECT; 218644cd46caSbillm flagbits['p'] = ZDB_FLAG_PHYS; 218744cd46caSbillm flagbits['r'] = ZDB_FLAG_RAW; 218844cd46caSbillm 218944cd46caSbillm spa = NULL; 219044cd46caSbillm while (argv[0]) { 219144cd46caSbillm zdb_read_block(argv[0], &spa); 219244cd46caSbillm argv++; 219344cd46caSbillm argc--; 219444cd46caSbillm } 219544cd46caSbillm if (spa) 219644cd46caSbillm spa_close(spa, (void *)zdb_read_block); 219744cd46caSbillm return (0); 219844cd46caSbillm } 219944cd46caSbillm 2200fa9e4066Sahrens if (dump_opt['C']) 2201fa9e4066Sahrens dump_config(argv[0]); 2202fa9e4066Sahrens 2203fa9e4066Sahrens if (strchr(argv[0], '/') != NULL) { 2204fa9e4066Sahrens error = dmu_objset_open(argv[0], DMU_OST_ANY, 2205fa9e4066Sahrens DS_MODE_STANDARD | DS_MODE_READONLY, &os); 2206fa9e4066Sahrens } else { 2207fa9e4066Sahrens error = spa_open(argv[0], &spa, FTAG); 2208fa9e4066Sahrens } 2209fa9e4066Sahrens 2210fa9e4066Sahrens if (error) 22110bf246f5Smc fatal("can't open %s: %s", argv[0], strerror(error)); 2212fa9e4066Sahrens 2213fa9e4066Sahrens argv++; 2214fa9e4066Sahrens if (--argc > 0) { 2215fa9e4066Sahrens zopt_objects = argc; 2216fa9e4066Sahrens zopt_object = calloc(zopt_objects, sizeof (uint64_t)); 2217fa9e4066Sahrens for (i = 0; i < zopt_objects; i++) { 2218fa9e4066Sahrens errno = 0; 2219fa9e4066Sahrens zopt_object[i] = strtoull(argv[i], NULL, 0); 2220fa9e4066Sahrens if (zopt_object[i] == 0 && errno != 0) 2221fa9e4066Sahrens fatal("bad object number %s: %s", 2222fa9e4066Sahrens argv[i], strerror(errno)); 2223fa9e4066Sahrens } 2224fa9e4066Sahrens } 2225fa9e4066Sahrens 2226fa9e4066Sahrens if (os != NULL) { 2227fa9e4066Sahrens dump_dir(os); 2228fa9e4066Sahrens dmu_objset_close(os); 2229fa9e4066Sahrens } else { 2230fa9e4066Sahrens dump_zpool(spa); 2231fa9e4066Sahrens spa_close(spa, FTAG); 2232fa9e4066Sahrens } 2233fa9e4066Sahrens 2234fa9e4066Sahrens kernel_fini(); 2235fa9e4066Sahrens 2236fa9e4066Sahrens return (0); 2237fa9e4066Sahrens } 2238