redo异常 ORA-600 kclchkblk_4 故障恢复

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标题:redo异常 ORA-600 kclchkblk_4 故障恢复

作者:惜分飞©版权所有[未经本人同意,不得以任何形式转载,否则有进一步追究法律责任的权利.]

朋友和我说,他们数据库由于存储控制器异常,导致数据库无法正常启动.
数据库recover database 提示需要已经覆盖的redo

-bash-3.2$ sqlplus / as sysdba

SQL*Plus: Release 10.2.0.5.0 - Production on Mon Nov 3 17:23:35 2014

Copyright (c) 1982, 2010, Oracle.  All Rights Reserved.


Connected to:
Oracle Database 10g Enterprise Edition Release 10.2.0.5.0 - 64bit Production
With the Partitioning, Real Application Clusters, Data Mining and Real Application Testing options

SQL> recover database;
ORA-00279: change 1639063379 generated at 11/01/2014 12:06:33 needed for thread
2
ORA-00289: suggestion :
/export/home/oracle/product/10.2.0/db_1/dbs/arch2_29919_790965041.dbf
ORA-00280: change 1639063379 for thread 2 is in sequence #29919


Specify log: {<RET>=suggested | filename | AUTO | CANCEL}
cancel
Media recovery cancelled.

SQL> select thread#,group#,sequence# from v$log;

   THREAD#     GROUP#  SEQUENCE#
---------- ---------- ----------
         1          1      30261
         1          2      30262
         1          3      30258
         1          4      30259
         1          5      30260
         2          6      29966
         2          7      29967
         2          8      29968
         2          9      29969
         2         10      29970

10 rows selected.

SQL> select group#,member from v$logfile;

    GROUP# MEMBER
---------- --------------------------------------------------
         1 /dev/md/oradg/rdsk/d115
         2 /dev/md/oradg/rdsk/d116
         3 /dev/md/oradg/rdsk/d117
         4 /dev/md/oradg/rdsk/d118
         5 /dev/md/oradg/rdsk/d119
         6 /dev/md/oradg/rdsk/d120
         7 /dev/md/oradg/rdsk/d121
         8 /dev/md/oradg/rdsk/d122
         9 /dev/md/oradg/rdsk/d123
        10 /dev/md/oradg/rdsk/d124

10 rows selected.

SQL> recover database;
ORA-00279: change 1639063379 generated at 11/01/2014 12:06:33 needed for thread 2
ORA-00289: suggestion : /export/home/oracle/product/10.2.0/db_1/dbs/arch2_29919_790965041.dbf
ORA-00280: change 1639063379 for thread 2 is in sequence #29919


Specify log: {<RET>=suggested | filename | AUTO | CANCEL}
cancel
Media recovery cancelled.

数据库没归档,redo覆盖,无法继续恢复,使用_allow_resetlogs_corruption屏蔽前滚,继续恢复

SQL> startup mount pfile='/tmp/pfile.txt';
ORACLE instance started.

Total System Global Area 2097152000 bytes
Fixed Size                  2053120 bytes
Variable Size            1090522112 bytes
Database Buffers          855638016 bytes
Redo Buffers              148938752 bytes
Database mounted.
SQL> recover database until cancel;          
ORA-00279: change 1639063379 generated at 11/01/2014 12:58:20 needed for thread
1
ORA-00289: suggestion :
/export/home/oracle/product/10.2.0/db_1/dbs/arch1_30262_790965041.dbf
ORA-00280: change 1639063379 for thread 1 is in sequence #30262


Specify log: {<RET>=suggested | filename | AUTO | CANCEL}
cancel
ORA-01547: warning: RECOVER succeeded but OPEN RESETLOGS would get error below
ORA-01194: file 1 needs more recovery to be consistent
ORA-01110: data file 1: '/dev/md/oradg/rdsk/d105'


ORA-01112: media recovery not started


SQL> alter database open resetlogs;
alter database open resetlogs
*
ERROR at line 1:
ORA-01092: ORACLE instance terminated. Disconnection forced

查看alert日志

Mon Nov 03 17:37:11 CST 2014
Completed crash recovery at
 Thread 2: logseq 1, block 3, scn 1639083385
 0 data blocks read, 0 data blocks written, 1 redo blocks read
Picked broadcast on commit scheme to generate SCNs
Mon Nov 03 17:37:12 CST 2014
Thread 2 advanced to log sequence 2 (thread open)
Thread 2 opened at log sequence 2
  Current log# 7 seq# 2 mem# 0: /dev/md/oradg/rdsk/d121
Successful open of redo thread 2
Mon Nov 03 17:37:12 CST 2014
MTTR advisory is disabled because FAST_START_MTTR_TARGET is not set
Mon Nov 03 17:37:13 CST 2014
SMON: enabling cache recovery
Mon Nov 03 17:37:13 CST 2014
Errors in file /export/home/oracle/admin/iesdb/udump/iesdb2_ora_15700.trc:
ORA-00600: internal error code, arguments: [kclchkblk_4], [0], [1640589405], [0], [1639117006], [], [], []
Mon Nov 03 17:37:14 CST 2014
Errors in file /export/home/oracle/admin/iesdb/udump/iesdb2_ora_15700.trc:
ORA-00600: internal error code, arguments: [kclchkblk_4], [0], [1640589405], [0], [1639117006], [], [], []
Mon Nov 03 17:37:14 CST 2014
Error 600 happened during db open, shutting down database
USER: terminating instance due to error 600
Instance terminated by USER, pid = 15700
ORA-1092 signalled during: alter database open...

参考:In 10.1.0.2: ORA-600 [kclchkblk_4] and ORA-600 [2662] After Recovery of Database (Doc ID 275902.1),删除tempfile继续打开数据库

SQL> alter database tempfile '/dev/md/oradg/rdsk/d109' drop;

Database altered.

SQL> c/109/110
  1* alter database tempfile '/dev/md/oradg/rdsk/d110' drop
SQL> /

Database altered.

SQL> alter database open;
alter database open
*
ERROR at line 1:
ORA-01092: ORACLE instance terminated. Disconnection forced

数据库依然报ORA-00600kclchkblk_4]错误,因此解决该问题选择使用bbed修改文件头scn来完成,具体参考类似文章:使用bbed修复损坏datafile header

-bash-3.2$ sqlplus / as sysdba

SQL*Plus: Release 10.2.0.5.0 - Production on Mon Nov 3 17:41:17 2014

Copyright (c) 1982, 2010, Oracle.  All Rights Reserved.

Connected to an idle instance.

SQL> startup pfile='/tmp/pfile.txt' mount; 
ORACLE instance started.

Total System Global Area 2097152000 bytes
Fixed Size                  2053120 bytes
Variable Size            1090522112 bytes
Database Buffers          855638016 bytes
Redo Buffers              148938752 bytes
Database mounted.
SQL> alter database open;

Database altered.

SQL> alter tablespace temp add tempfile '/dev/md/oradg/rdsk/d109' size 8388608000 autoextend off;

Tablespace altered.

SQL> alter tablespace temp add tempfile '/dev/md/oradg/rdsk/d110' size 8388608000 autoextend off;

Tablespace altered.

SQL> shutdown immediate;
Database closed.
Database dismounted.
ORACLE instance shut down.
SQL> startup
ORACLE instance started.

Total System Global Area 2097152000 bytes
Fixed Size                  2053120 bytes
Variable Size            1090522112 bytes
Database Buffers          855638016 bytes
Redo Buffers              148938752 bytes
Database mounted.
Database opened.

至此数据库恢复完成,建议逻辑方式重建数据库

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