ORA-07445: core dump kslgetl,出现ORA-07445,第一反应就是去看trace,以下是call stack trace:kslgetlgt;kclmvreqbggt;kcl
昨晚一套核心库的一个节点宕掉,然后reboot了,
在alert里面发现如下信息:
Thu Jul 5 03:03:50 2012 Errors in file /u01/Oracle/app/oracle/admin/crm/bdump/crm1_dbw9_14426.trc: ORA-07445: exception encountered: core dump [kslgetl()+32] [SIGSEGV] [Address not mapped to object] [0xF27D6E41F020E369] [] [] Thu Jul 5 03:03:54 2012 Errors in file /u01/oracle/app/oracle/admin/crm/bdump/crm1_pmon_14238.trc: ORA-00471: DBWR process terminated with error Thu Jul 5 03:03:54 2012 Errors in file /u01/oracle/app/oracle/admin/crm/bdump/crm1_ckpt_14549.trc: ORA-00471: DBWR process terminated with error Thu Jul 5 03:03:54 2012 Errors in file /u01/oracle/app/oracle/admin/crm/bdump/crm1_lgwr_14540.trc: ORA-00471: DBWR process terminated with error Thu Jul 5 03:03:54 2012 Errors in file /u01/oracle/app/oracle/admin/crm/bdump/crm1_lms0_14351.trc: ORA-00471: DBWR process terminated with error Thu Jul 5 03:03:54 2012 PMON: terminating instance due to error 471 Thu Jul 5 03:03:58 2012 Shutting down instance (abort) Thu Jul 5 03:04:00 2012 Thu Jul 5 03:04:03 2012 Thu Jul 5 03:04:30 2012 Starting ORACLE instance (normal) 出现ORA-07445,第一反应就是去看trace,,以下是call stack trace:
kslgetl>kclmvreqbg>kclrwrite>kcbbxsv>kcbb_coalesce>kcbbwlru>
在metalink上发现在10.2.0.3上的类似bug,5932514,5879114,最后根据call stack trace信息发现和unpublished的bug:4637902的描述更靠近。
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