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有网友数据库启动报ORA-600 999错误,无法正常open,让我们介入分析,帮忙恢复其中部分数据
数据库启动报ORA-600 999
Sun Jul 31 23:09:36 2016 SMON: enabling cache recovery Verifying file header compatibility for 11g tablespace encryption.. Verifying 11g file header compatibility for tablespace encryption completed SMON: enabling tx recovery Database Characterset is ZHS16GBK Errors in file d:\app\administrator\diag\rdbms\orcl\orcl\trace\orcl_smon_3356.trc (incident=179779): ORA-00600: internal error code, arguments: [999], [0x7FFAE748013], [], [], [], [], [], [], [], [], [], [] Incident details in: d:\app\administrator\diag\rdbms\orcl\orcl\incident\incdir_179779\orcl_smon_3356_i179779.trc No Resource Manager plan active Starting background process QMNC Sun Jul 31 23:09:37 2016 QMNC started with pid=20, OS id=5068 ORACLE Instance orcl (pid = 13) - Error 600 encountered while recovering transaction (7, 1). Errors in file d:\app\administrator\diag\rdbms\orcl\orcl\trace\orcl_smon_3356.trc: ORA-00600: internal error code, arguments: [999], [0x7FFAE748013], [], [], [], [], [], [], [], [], [], [] Completed: alter database open Sun Jul 31 23:09:38 2016 db_recovery_file_dest_size of 8680 MB is 0.00% used. This is a user-specified limit on the amount of space that will be used by this database for recovery-related files, and does not reflect the amount of space available in the underlying filesystem or ASM diskgroup. Trace dumping is performing id=[cdmp_20160731230939] Errors in file d:\app\administrator\diag\rdbms\orcl\orcl\trace\orcl_smon_3356.trc (incident=179785): ORA-00600: internal error code, arguments: [999], [0x7FFAE748013], [], [], [], [], [], [], [], [], [], [] ORACLE Instance orcl (pid = 13) - Error 600 encountered while recovering transaction (7, 1). Errors in file d:\app\administrator\diag\rdbms\orcl\orcl\trace\orcl_smon_3356.trc: ORA-00600: internal error code, arguments: [999], [0x7FFAE748013], [], [], [], [], [], [], [], [], [], [] Sun Jul 31 23:09:41 2016 Starting background process CJQ0 Sun Jul 31 23:09:41 2016 CJQ0 started with pid=25, OS id=2572 Process debug not enabled via parameter _debug_enable Trace dumping is performing id=[cdmp_20160731230942] PMON (ospid: 3948): terminating the instance due to error 474 Sun Jul 31 23:09:48 2016 opiodr aborting process unknown ospid (2592) as a result of ORA-1092 Sun Jul 31 23:09:48 2016 ORA-1092 : opitsk aborting process Sun Jul 31 23:09:52 2016 Instance terminated by PMON, pid = 3948
设置_offline_rollback_segments数据库启动正常
Sun Jul 31 23:18:13 2016 ALTER DATABASE OPEN Thread 1 opened at log sequence 16 Current log# 1 seq# 16 mem# 0: D:\APP\ADMINISTRATOR\ORADATA\ORCL\REDO01.LOG Successful open of redo thread 1 SMON: enabling cache recovery Successfully onlined Undo Tablespace 5. Verifying file header compatibility for 11g tablespace encryption.. Verifying 11g file header compatibility for tablespace encryption completed SMON: enabling tx recovery Database Characterset is ZHS16GBK No Resource Manager plan active Errors in file d:\app\administrator\diag\rdbms\orcl\orcl\trace\orcl_smon_4372.trc (incident=182188): ORA-00600: internal error code, arguments: [kdBlkCheckError], [3], [224], [38508], [], [], [], [], [], [], [], [] Incident details in: d:\app\administrator\diag\rdbms\orcl\orcl\incident\incdir_182188\orcl_smon_4372_i182188.trc Doing block recovery for file 3 block 224 Resuming block recovery (PMON) for file 3 block 224 Block recovery from logseq 16, block 2945 to scn 15431544 Recovery of Online Redo Log: Thread 1 Group 1 Seq 16 Reading mem 0 Mem# 0: D:\APP\ADMINISTRATOR\ORADATA\ORCL\REDO01.LOG Trace dumping is performing id=[cdmp_20160731231815] Block recovery stopped at EOT rba 16.2952.16 Block recovery completed at rba 16.2952.16, scn 0.15431543 Errors in file d:\app\administrator\diag\rdbms\orcl\orcl\trace\orcl_smon_4372.trc: ORA-00607: Internal error occurred while making a change to a data block ORA-00600: internal error code, arguments: [kdBlkCheckError], [3], [224], [38508], [], [], [], [], [], [], [], [] Sun Jul 31 23:18:19 2016 Errors in file d:\app\administrator\diag\rdbms\orcl\orcl\trace\orcl_smon_4372.trc (incident=182189): ORA-00600: internal error code, arguments: [kdBlkCheckError], [3], [224], [38508], [], [], [], [], [], [], [], [] Incident details in: d:\app\administrator\diag\rdbms\orcl\orcl\incident\incdir_182189\orcl_smon_4372_i182189.trc Starting background process QMNC Sun Jul 31 23:18:19 2016 QMNC started with pid=20, OS id=4920 Doing block recovery for file 3 block 224 Resuming block recovery (PMON) for file 3 block 224 Block recovery from logseq 16, block 2945 to scn 15431544 Recovery of Online Redo Log: Thread 1 Group 1 Seq 16 Reading mem 0 Mem# 0: D:\APP\ADMINISTRATOR\ORADATA\ORCL\REDO01.LOG Block recovery completed at rba 16.2952.16, scn 0.15431545 Errors in file d:\app\administrator\diag\rdbms\orcl\orcl\trace\orcl_smon_4372.trc: ORA-00607: Internal error occurred while making a change to a data block ORA-00600: internal error code, arguments: [kdBlkCheckError], [3], [224], [38508], [], [], [], [], [], [], [], [] Starting background process SMCO Sun Jul 31 23:18:19 2016 SMCO started with pid=21, OS id=3176 Sun Jul 31 23:18:20 2016 Trace dumping is performing id=[cdmp_20160731231820] Completed: ALTER DATABASE OPEN
尝试删除异常回滚段
Sun Jul 31 23:15:07 2016 drop rollback segment "_SYSSMU7_1101470402$" Sun Jul 31 23:15:07 2016 Corrupt Block Found TSN = 2, TSNAME = UNDOTBS1 RFN = 3, BLK = 224, RDBA = 12583136 OBJN = -1, OBJD = -1, OBJECT = , SUBOBJECT = SEGMENT OWNER = , SEGMENT TYPE = Errors in file d:\app\administrator\diag\rdbms\orcl\orcl\trace\orcl_ora_5300.trc (incident=181035): ORA-00600: 内部错误代码, 参数: [kdBlkCheckError], [3], [224], [38508], [], [], [], [], [], [], [], [] Incident details in: d:\app\administrator\diag\rdbms\orcl\orcl\incident\incdir_181035\orcl_ora_5300_i181035.trc Doing block recovery for file 3 block 224 Resuming block recovery (PMON) for file 3 block 224 Block recovery from logseq 14, block 8682 to scn 15397854 Recovery of Online Redo Log: Thread 1 Group 2 Seq 14 Reading mem 0 Mem# 0: D:\APP\ADMINISTRATOR\ORADATA\ORCL\REDO02.LOG Block recovery completed at rba 14.8688.16, scn 0.15397855 ORA-607 signalled during: drop rollback segment "_SYSSMU7_1101470402$"... Corrupt Block Found TSN = 2, TSNAME = UNDOTBS1 RFN = 3, BLK = 224, RDBA = 12583136 OBJN = -1, OBJD = -1, OBJECT = , SUBOBJECT = SEGMENT OWNER = , SEGMENT TYPE =
从这里看,我们可以确定file 3 block 224异常,导致删除回滚段异常.和mos官方给出来的案例类似,由于undo坏块导致数据库报ORA-600 999错误
mos中ORA-600 999报错信息
官方的益处ORA-600[999]报错,也是由于undo坏块引起和本文的报错基本上一致
因为只要部分数据,直接屏蔽回滚段,数据库不再crash,导出需要对象即可