zdb_il.c revision 219089
1168404Spjd/* 2168404Spjd * CDDL HEADER START 3168404Spjd * 4168404Spjd * The contents of this file are subject to the terms of the 5168404Spjd * Common Development and Distribution License (the "License"). 6168404Spjd * You may not use this file except in compliance with the License. 7168404Spjd * 8168404Spjd * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 9168404Spjd * or http://www.opensolaris.org/os/licensing. 10168404Spjd * See the License for the specific language governing permissions 11168404Spjd * and limitations under the License. 12168404Spjd * 13168404Spjd * When distributing Covered Code, include this CDDL HEADER in each 14168404Spjd * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 15168404Spjd * If applicable, add the following below this CDDL HEADER, with the 16168404Spjd * fields enclosed by brackets "[]" replaced with your own identifying 17168404Spjd * information: Portions Copyright [yyyy] [name of copyright owner] 18168404Spjd * 19168404Spjd * CDDL HEADER END 20168404Spjd */ 21168404Spjd/* 22200724Sdelphij * Copyright 2009 Sun Microsystems, Inc. All rights reserved. 23168404Spjd * Use is subject to license terms. 24168404Spjd */ 25168404Spjd 26168404Spjd/* 27168404Spjd * Print intent log header and statistics. 28168404Spjd */ 29168404Spjd 30168404Spjd#include <stdio.h> 31168404Spjd#include <stdlib.h> 32168404Spjd#include <ctype.h> 33168404Spjd#include <sys/zfs_context.h> 34168404Spjd#include <sys/spa.h> 35168404Spjd#include <sys/dmu.h> 36168404Spjd#include <sys/stat.h> 37168404Spjd#include <sys/resource.h> 38168404Spjd#include <sys/zil.h> 39168404Spjd#include <sys/zil_impl.h> 40168404Spjd 41168404Spjdextern uint8_t dump_opt[256]; 42168404Spjd 43219089Spjdstatic char prefix[4] = "\t\t\t"; 44219089Spjd 45168404Spjdstatic void 46168404Spjdprint_log_bp(const blkptr_t *bp, const char *prefix) 47168404Spjd{ 48168404Spjd char blkbuf[BP_SPRINTF_LEN]; 49168404Spjd 50219089Spjd sprintf_blkptr(blkbuf, bp); 51168404Spjd (void) printf("%s%s\n", prefix, blkbuf); 52168404Spjd} 53168404Spjd 54168404Spjd/* ARGSUSED */ 55168404Spjdstatic void 56168404Spjdzil_prt_rec_create(zilog_t *zilog, int txtype, lr_create_t *lr) 57168404Spjd{ 58168404Spjd time_t crtime = lr->lr_crtime[0]; 59219089Spjd char *name, *link; 60219089Spjd lr_attr_t *lrattr; 61168404Spjd 62219089Spjd name = (char *)(lr + 1); 63168404Spjd 64219089Spjd if (lr->lr_common.lrc_txtype == TX_CREATE_ATTR || 65219089Spjd lr->lr_common.lrc_txtype == TX_MKDIR_ATTR) { 66219089Spjd lrattr = (lr_attr_t *)(lr + 1); 67219089Spjd name += ZIL_XVAT_SIZE(lrattr->lr_attr_masksize); 68219089Spjd } 69219089Spjd 70219089Spjd if (txtype == TX_SYMLINK) { 71219089Spjd link = name + strlen(name) + 1; 72219089Spjd (void) printf("%s%s -> %s\n", prefix, name, link); 73219089Spjd } else if (txtype != TX_MKXATTR) { 74219089Spjd (void) printf("%s%s\n", prefix, name); 75219089Spjd } 76219089Spjd 77219089Spjd (void) printf("%s%s", prefix, ctime(&crtime)); 78219089Spjd (void) printf("%sdoid %llu, foid %llu, mode %llo\n", prefix, 79168404Spjd (u_longlong_t)lr->lr_doid, (u_longlong_t)lr->lr_foid, 80168404Spjd (longlong_t)lr->lr_mode); 81219089Spjd (void) printf("%suid %llu, gid %llu, gen %llu, rdev 0x%llx\n", prefix, 82168404Spjd (u_longlong_t)lr->lr_uid, (u_longlong_t)lr->lr_gid, 83168404Spjd (u_longlong_t)lr->lr_gen, (u_longlong_t)lr->lr_rdev); 84168404Spjd} 85168404Spjd 86168404Spjd/* ARGSUSED */ 87168404Spjdstatic void 88168404Spjdzil_prt_rec_remove(zilog_t *zilog, int txtype, lr_remove_t *lr) 89168404Spjd{ 90219089Spjd (void) printf("%sdoid %llu, name %s\n", prefix, 91168404Spjd (u_longlong_t)lr->lr_doid, (char *)(lr + 1)); 92168404Spjd} 93168404Spjd 94168404Spjd/* ARGSUSED */ 95168404Spjdstatic void 96168404Spjdzil_prt_rec_link(zilog_t *zilog, int txtype, lr_link_t *lr) 97168404Spjd{ 98219089Spjd (void) printf("%sdoid %llu, link_obj %llu, name %s\n", prefix, 99168404Spjd (u_longlong_t)lr->lr_doid, (u_longlong_t)lr->lr_link_obj, 100168404Spjd (char *)(lr + 1)); 101168404Spjd} 102168404Spjd 103168404Spjd/* ARGSUSED */ 104168404Spjdstatic void 105168404Spjdzil_prt_rec_rename(zilog_t *zilog, int txtype, lr_rename_t *lr) 106168404Spjd{ 107168404Spjd char *snm = (char *)(lr + 1); 108168404Spjd char *tnm = snm + strlen(snm) + 1; 109168404Spjd 110219089Spjd (void) printf("%ssdoid %llu, tdoid %llu\n", prefix, 111168404Spjd (u_longlong_t)lr->lr_sdoid, (u_longlong_t)lr->lr_tdoid); 112219089Spjd (void) printf("%ssrc %s tgt %s\n", prefix, snm, tnm); 113168404Spjd} 114168404Spjd 115168404Spjd/* ARGSUSED */ 116168404Spjdstatic void 117168404Spjdzil_prt_rec_write(zilog_t *zilog, int txtype, lr_write_t *lr) 118168404Spjd{ 119168404Spjd char *data, *dlimit; 120168404Spjd blkptr_t *bp = &lr->lr_blkptr; 121219089Spjd zbookmark_t zb; 122168404Spjd char buf[SPA_MAXBLOCKSIZE]; 123168404Spjd int verbose = MAX(dump_opt['d'], dump_opt['i']); 124168404Spjd int error; 125168404Spjd 126219089Spjd (void) printf("%sfoid %llu, offset %llx, length %llx\n", prefix, 127219089Spjd (u_longlong_t)lr->lr_foid, (u_longlong_t)lr->lr_offset, 128219089Spjd (u_longlong_t)lr->lr_length); 129168404Spjd 130209962Smm if (txtype == TX_WRITE2 || verbose < 5) 131168404Spjd return; 132168404Spjd 133168404Spjd if (lr->lr_common.lrc_reclen == sizeof (lr_write_t)) { 134219089Spjd (void) printf("%shas blkptr, %s\n", prefix, 135168404Spjd bp->blk_birth >= spa_first_txg(zilog->zl_spa) ? 136168404Spjd "will claim" : "won't claim"); 137219089Spjd print_log_bp(bp, prefix); 138219089Spjd 139209962Smm if (BP_IS_HOLE(bp)) { 140209962Smm (void) printf("\t\t\tLSIZE 0x%llx\n", 141209962Smm (u_longlong_t)BP_GET_LSIZE(bp)); 142209962Smm } 143168404Spjd if (bp->blk_birth == 0) { 144168404Spjd bzero(buf, sizeof (buf)); 145219089Spjd (void) printf("%s<hole>\n", prefix); 146219089Spjd return; 147219089Spjd } 148219089Spjd if (bp->blk_birth < zilog->zl_header->zh_claim_txg) { 149219089Spjd (void) printf("%s<block already committed>\n", prefix); 150219089Spjd return; 151219089Spjd } 152168404Spjd 153219089Spjd SET_BOOKMARK(&zb, dmu_objset_id(zilog->zl_os), 154219089Spjd lr->lr_foid, ZB_ZIL_LEVEL, 155219089Spjd lr->lr_offset / BP_GET_LSIZE(bp)); 156168404Spjd 157219089Spjd error = zio_wait(zio_read(NULL, zilog->zl_spa, 158219089Spjd bp, buf, BP_GET_LSIZE(bp), NULL, NULL, 159219089Spjd ZIO_PRIORITY_SYNC_READ, ZIO_FLAG_CANFAIL, &zb)); 160219089Spjd if (error) 161219089Spjd return; 162219089Spjd data = buf; 163168404Spjd } else { 164168404Spjd data = (char *)(lr + 1); 165168404Spjd } 166168404Spjd 167168404Spjd dlimit = data + MIN(lr->lr_length, 168168404Spjd (verbose < 6 ? 20 : SPA_MAXBLOCKSIZE)); 169168404Spjd 170219089Spjd (void) printf("%s", prefix); 171168404Spjd while (data < dlimit) { 172168404Spjd if (isprint(*data)) 173168404Spjd (void) printf("%c ", *data); 174168404Spjd else 175168404Spjd (void) printf("%2X", *data); 176168404Spjd data++; 177168404Spjd } 178168404Spjd (void) printf("\n"); 179168404Spjd} 180168404Spjd 181168404Spjd/* ARGSUSED */ 182168404Spjdstatic void 183168404Spjdzil_prt_rec_truncate(zilog_t *zilog, int txtype, lr_truncate_t *lr) 184168404Spjd{ 185219089Spjd (void) printf("%sfoid %llu, offset 0x%llx, length 0x%llx\n", prefix, 186168404Spjd (u_longlong_t)lr->lr_foid, (longlong_t)lr->lr_offset, 187168404Spjd (u_longlong_t)lr->lr_length); 188168404Spjd} 189168404Spjd 190168404Spjd/* ARGSUSED */ 191168404Spjdstatic void 192168404Spjdzil_prt_rec_setattr(zilog_t *zilog, int txtype, lr_setattr_t *lr) 193168404Spjd{ 194168404Spjd time_t atime = (time_t)lr->lr_atime[0]; 195168404Spjd time_t mtime = (time_t)lr->lr_mtime[0]; 196168404Spjd 197219089Spjd (void) printf("%sfoid %llu, mask 0x%llx\n", prefix, 198168404Spjd (u_longlong_t)lr->lr_foid, (u_longlong_t)lr->lr_mask); 199168404Spjd 200168404Spjd if (lr->lr_mask & AT_MODE) { 201219089Spjd (void) printf("%sAT_MODE %llo\n", prefix, 202168404Spjd (longlong_t)lr->lr_mode); 203168404Spjd } 204168404Spjd 205168404Spjd if (lr->lr_mask & AT_UID) { 206219089Spjd (void) printf("%sAT_UID %llu\n", prefix, 207168404Spjd (u_longlong_t)lr->lr_uid); 208168404Spjd } 209168404Spjd 210168404Spjd if (lr->lr_mask & AT_GID) { 211219089Spjd (void) printf("%sAT_GID %llu\n", prefix, 212168404Spjd (u_longlong_t)lr->lr_gid); 213168404Spjd } 214168404Spjd 215168404Spjd if (lr->lr_mask & AT_SIZE) { 216219089Spjd (void) printf("%sAT_SIZE %llu\n", prefix, 217168404Spjd (u_longlong_t)lr->lr_size); 218168404Spjd } 219168404Spjd 220168404Spjd if (lr->lr_mask & AT_ATIME) { 221219089Spjd (void) printf("%sAT_ATIME %llu.%09llu %s", prefix, 222168404Spjd (u_longlong_t)lr->lr_atime[0], 223168404Spjd (u_longlong_t)lr->lr_atime[1], 224168404Spjd ctime(&atime)); 225168404Spjd } 226168404Spjd 227168404Spjd if (lr->lr_mask & AT_MTIME) { 228219089Spjd (void) printf("%sAT_MTIME %llu.%09llu %s", prefix, 229168404Spjd (u_longlong_t)lr->lr_mtime[0], 230168404Spjd (u_longlong_t)lr->lr_mtime[1], 231168404Spjd ctime(&mtime)); 232168404Spjd } 233168404Spjd} 234168404Spjd 235168404Spjd/* ARGSUSED */ 236168404Spjdstatic void 237168404Spjdzil_prt_rec_acl(zilog_t *zilog, int txtype, lr_acl_t *lr) 238168404Spjd{ 239219089Spjd (void) printf("%sfoid %llu, aclcnt %llu\n", prefix, 240168404Spjd (u_longlong_t)lr->lr_foid, (u_longlong_t)lr->lr_aclcnt); 241168404Spjd} 242168404Spjd 243168404Spjdtypedef void (*zil_prt_rec_func_t)(); 244168404Spjdtypedef struct zil_rec_info { 245168404Spjd zil_prt_rec_func_t zri_print; 246168404Spjd char *zri_name; 247168404Spjd uint64_t zri_count; 248168404Spjd} zil_rec_info_t; 249168404Spjd 250168404Spjdstatic zil_rec_info_t zil_rec_info[TX_MAX_TYPE] = { 251185029Spjd { NULL, "Total " }, 252185029Spjd { zil_prt_rec_create, "TX_CREATE " }, 253185029Spjd { zil_prt_rec_create, "TX_MKDIR " }, 254185029Spjd { zil_prt_rec_create, "TX_MKXATTR " }, 255185029Spjd { zil_prt_rec_create, "TX_SYMLINK " }, 256185029Spjd { zil_prt_rec_remove, "TX_REMOVE " }, 257185029Spjd { zil_prt_rec_remove, "TX_RMDIR " }, 258185029Spjd { zil_prt_rec_link, "TX_LINK " }, 259185029Spjd { zil_prt_rec_rename, "TX_RENAME " }, 260185029Spjd { zil_prt_rec_write, "TX_WRITE " }, 261185029Spjd { zil_prt_rec_truncate, "TX_TRUNCATE " }, 262185029Spjd { zil_prt_rec_setattr, "TX_SETATTR " }, 263185029Spjd { zil_prt_rec_acl, "TX_ACL_V0 " }, 264185029Spjd { zil_prt_rec_acl, "TX_ACL_ACL " }, 265185029Spjd { zil_prt_rec_create, "TX_CREATE_ACL " }, 266185029Spjd { zil_prt_rec_create, "TX_CREATE_ATTR " }, 267185029Spjd { zil_prt_rec_create, "TX_CREATE_ACL_ATTR " }, 268185029Spjd { zil_prt_rec_create, "TX_MKDIR_ACL " }, 269185029Spjd { zil_prt_rec_create, "TX_MKDIR_ATTR " }, 270185029Spjd { zil_prt_rec_create, "TX_MKDIR_ACL_ATTR " }, 271209962Smm { zil_prt_rec_write, "TX_WRITE2 " }, 272168404Spjd}; 273168404Spjd 274168404Spjd/* ARGSUSED */ 275219089Spjdstatic int 276168404Spjdprint_log_record(zilog_t *zilog, lr_t *lr, void *arg, uint64_t claim_txg) 277168404Spjd{ 278168404Spjd int txtype; 279168404Spjd int verbose = MAX(dump_opt['d'], dump_opt['i']); 280168404Spjd 281185029Spjd /* reduce size of txtype to strip off TX_CI bit */ 282168404Spjd txtype = lr->lrc_txtype; 283168404Spjd 284168404Spjd ASSERT(txtype != 0 && (uint_t)txtype < TX_MAX_TYPE); 285168404Spjd ASSERT(lr->lrc_txg); 286168404Spjd 287185029Spjd (void) printf("\t\t%s%s len %6llu, txg %llu, seq %llu\n", 288185029Spjd (lr->lrc_txtype & TX_CI) ? "CI-" : "", 289168404Spjd zil_rec_info[txtype].zri_name, 290168404Spjd (u_longlong_t)lr->lrc_reclen, 291168404Spjd (u_longlong_t)lr->lrc_txg, 292168404Spjd (u_longlong_t)lr->lrc_seq); 293168404Spjd 294168404Spjd if (txtype && verbose >= 3) 295168404Spjd zil_rec_info[txtype].zri_print(zilog, txtype, lr); 296168404Spjd 297168404Spjd zil_rec_info[txtype].zri_count++; 298168404Spjd zil_rec_info[0].zri_count++; 299219089Spjd 300219089Spjd return (0); 301168404Spjd} 302168404Spjd 303168404Spjd/* ARGSUSED */ 304219089Spjdstatic int 305168404Spjdprint_log_block(zilog_t *zilog, blkptr_t *bp, void *arg, uint64_t claim_txg) 306168404Spjd{ 307219089Spjd char blkbuf[BP_SPRINTF_LEN + 10]; 308168404Spjd int verbose = MAX(dump_opt['d'], dump_opt['i']); 309168404Spjd char *claim; 310168404Spjd 311168404Spjd if (verbose <= 3) 312219089Spjd return (0); 313168404Spjd 314168404Spjd if (verbose >= 5) { 315168404Spjd (void) strcpy(blkbuf, ", "); 316219089Spjd sprintf_blkptr(blkbuf + strlen(blkbuf), bp); 317168404Spjd } else { 318168404Spjd blkbuf[0] = '\0'; 319168404Spjd } 320168404Spjd 321168404Spjd if (claim_txg != 0) 322168404Spjd claim = "already claimed"; 323168404Spjd else if (bp->blk_birth >= spa_first_txg(zilog->zl_spa)) 324168404Spjd claim = "will claim"; 325168404Spjd else 326168404Spjd claim = "won't claim"; 327168404Spjd 328168404Spjd (void) printf("\tBlock seqno %llu, %s%s\n", 329168404Spjd (u_longlong_t)bp->blk_cksum.zc_word[ZIL_ZC_SEQ], claim, blkbuf); 330219089Spjd 331219089Spjd return (0); 332168404Spjd} 333168404Spjd 334168404Spjdstatic void 335168404Spjdprint_log_stats(int verbose) 336168404Spjd{ 337168404Spjd int i, w, p10; 338168404Spjd 339168404Spjd if (verbose > 3) 340168404Spjd (void) printf("\n"); 341168404Spjd 342168404Spjd if (zil_rec_info[0].zri_count == 0) 343168404Spjd return; 344168404Spjd 345168404Spjd for (w = 1, p10 = 10; zil_rec_info[0].zri_count >= p10; p10 *= 10) 346168404Spjd w++; 347168404Spjd 348168404Spjd for (i = 0; i < TX_MAX_TYPE; i++) 349168404Spjd if (zil_rec_info[i].zri_count || verbose >= 3) 350168404Spjd (void) printf("\t\t%s %*llu\n", 351168404Spjd zil_rec_info[i].zri_name, w, 352168404Spjd (u_longlong_t)zil_rec_info[i].zri_count); 353168404Spjd (void) printf("\n"); 354168404Spjd} 355168404Spjd 356168404Spjd/* ARGSUSED */ 357168404Spjdvoid 358168404Spjddump_intent_log(zilog_t *zilog) 359168404Spjd{ 360168404Spjd const zil_header_t *zh = zilog->zl_header; 361168404Spjd int verbose = MAX(dump_opt['d'], dump_opt['i']); 362168404Spjd int i; 363168404Spjd 364219089Spjd if (zh->zh_log.blk_birth == 0 || verbose < 1) 365168404Spjd return; 366168404Spjd 367219089Spjd (void) printf("\n ZIL header: claim_txg %llu, " 368219089Spjd "claim_blk_seq %llu, claim_lr_seq %llu", 369219089Spjd (u_longlong_t)zh->zh_claim_txg, 370219089Spjd (u_longlong_t)zh->zh_claim_blk_seq, 371219089Spjd (u_longlong_t)zh->zh_claim_lr_seq); 372200724Sdelphij (void) printf(" replay_seq %llu, flags 0x%llx\n", 373200724Sdelphij (u_longlong_t)zh->zh_replay_seq, (u_longlong_t)zh->zh_flags); 374168404Spjd 375168404Spjd for (i = 0; i < TX_MAX_TYPE; i++) 376168404Spjd zil_rec_info[i].zri_count = 0; 377168404Spjd 378168404Spjd if (verbose >= 2) { 379168404Spjd (void) printf("\n"); 380168404Spjd (void) zil_parse(zilog, print_log_block, print_log_record, NULL, 381168404Spjd zh->zh_claim_txg); 382168404Spjd print_log_stats(verbose); 383168404Spjd } 384168404Spjd} 385