一次rhel5.8的文件系统只读造成的ORA-00354: corrupt redo log block header
Wed Jun 03 03:31:24 CST 2015
Thread 1 advanced to log sequence 396 (LGWR switch)
Current log# 3 seq# 396 mem# 0: /u01/app/oracle/oradata/orcl/redo03.log
Wed Jun 03 19:05:48 CST 2015
Thread 1 advanced to log sequence 397 (LGWR switch) ----------------->从这个地方可以看出来：sequence 397为current redo log
Current log# 1 seq# 397 mem# 0: /u01/app/oracle/oradata/orcl/redo01.log
Wed Jun 03 20:44:19 CST 2015
Errors in file /u01/app/oracle/admin/orcl/bdump/orcl_j000_30071.trc:
ORA-07445: exception encountered: core dump [kglats()+106] [SIGSEGV] [Address not mapped to object] [0x000000000] [] []
ORA-01403: no data found
Wed Jun 03 22:00:26 CST 2015
Errors in file /u01/app/oracle/admin/orcl/bdump/orcl_j001_30285.trc:
ORA-07445: exception encountered: core dump [kglhdiv_callback()+79] [SIGSEGV] [Address not mapped to object] [0x0000000D4] [] []
Thu Jun 04 20:28:17 CST 2015
Starting ORACLE instance (normal)
后来数据库实例重启（人为重启）：
Completed: ALTER DATABASE MOUNT
Thu Jun 04 20:28:24 CST 2015
ALTER DATABASE OPEN
Thu Jun 04 20:28:24 CST 2015
Beginning crash recovery of 1 threads
parallel recovery started with 3 processes
Thu Jun 04 20:28:24 CST 2015
Started redo scan
Thu Jun 04 20:28:24 CST 2015
Completed redo scan
1210 redo blocks read, 287 data blocks need recovery
Thu Jun 04 20:28:25 CST 2015
Started redo application at
Thread 1: logseq 397, block 660827
Thu Jun 04 20:28:25 CST 2015
Recovery of Online Redo Log: Thread 1 Group 1 Seq 397 Reading mem 0
Mem# 0: /u01/app/oracle/oradata/orcl/redo01.log
Thu Jun 04 20:28:25 CST 2015
Completed redo application
Thu Jun 04 20:28:29 CST 2015
Completed crash recovery at
Thread 1: logseq 397, block 662037, scn 1359645
287 data blocks read, 287 data blocks written, 1210 redo blocks read
Thu Jun 04 20:28:30 CST 2015
LGWR: STARTING ARCH PROCESSES
ARC0 started with pid=19, OS id=3609
Thu Jun 04 20:28:30 CST 2015
ARC0: Archival started
ARC1: Archival started
LGWR: STARTING ARCH PROCESSES COMPLETE
ARC1 started with pid=20, OS id=3611
Thu Jun 04 20:28:30 CST 2015
Thread 1 advanced to log sequence 398 (thread open) --->已经使用sequence 398，此时，sequence 398为current redo log
Thread 1 opened at log sequence 398
Current log# 2 seq# 398 mem# 0: /u01/app/oracle/oradata/orcl/redo02.log
Successful open of redo thread 1
Thu Jun 04 20:28:30 CST 2015
MTTR advisory is disabled because FAST_START_MTTR_TARGET is not set
Thu Jun 04 20:28:30 CST 2015
ARC0: Becoming the 'no FAL' ARCH
ARC0: Becoming the 'no SRL' ARCH
Thu Jun 04 20:28:30 CST 2015
SMON: enabling cache recovery
Thu Jun 04 20:28:30 CST 2015
ARC1: Becoming the heartbeat ARCH
Thu Jun 04 20:28:35 CST 2015
ARC0: Log corruption near block 385521 change 1314765 time ? --->发现redo log 有损坏
Thu Jun 04 20:28:35 CST 2015
Errors in file /u01/app/oracle/admin/orcl/bdump/orcl_arc0_3609.trc:
ORA-00354: corrupt redo log block header --->发现redo log header有损坏
ORA-00353: log corruption near block 385521 change 1314765 time 06/03/2015 19:05:47
ORA-00312: online log 1 thread 1: '/u01/app/oracle/oradata/orcl/redo01.log'
ARC0: All Archive destinations made inactive due to error 354
Thu Jun 04 20:28:35 CST 2015
ARC0: Closing local archive destination LOG_ARCHIVE_DEST_1: '/home/oracle/1_397_880950378.dbf' (error 354)
(orcl)
Committing creation of archivelog '/home/oracle/1_397_880950378.dbf' (error 354)
Thu Jun 04 20:28:43 CST 2015
Successfully onlined Undo Tablespace 1.
Thu Jun 04