系统：HP-UX B.11.31
是否RAC：YES
数据库详细版本：10.2.0.4
1. 问题背景
2014-02-26上午10:13:39dbrac库节点2，在alert日志中发现很多ORA-600错误，经分析是表test_wait的统计信息出错导致，重新分析该表的统计信息，错误消除。
2. DBRAC库错误处理过程
1、查看alert日志如下：
Wed Feb 26 10:11:18 2014
Errors in file /Oracle/admin/dbrac/udump/dbrac2_ora_14794.trc:
ORA-00600: internal error code, arguments: [15160], [], [], [], [], [], [], []
Wed Feb 26 10:12:29 2014
Errors in file /oracle/admin/dbrac/udump/dbrac2_ora_14794.trc:
ORA-00600: internal error code, arguments: [15160], [], [], [], [], [], [], []
Wed Feb 26 10:13:39 2014
Errors in file /oracle/admin/dbrac/udump/dbrac2_ora_29891.trc:
ORA-00600: internal error code, arguments: [15160], [], [], [], [], [], [], []
2、继续分析trace日志如下：
/oracle/admin/dbrac/udump/dbrac2_ora_29891.trc
Oracle Database 10g Enterprise Edition Release 10.2.0.4.0 - 64bit Production
With the Partitioning, Real Application Clusters, Data Mining and Real Application Testing options
ORACLE_HOME = /oracle/product/10.2.0/db
System name: HP-UX
Node name: dbrac2
Release: B.11.31
Version: U
Machine: ia64
Instance name: dbrac2
Redo thread mounted by this instance: 2
Oracle process number: 121
Unix process pid: 29891, image: oracle@dbrac2
*** ACTION NAME:() 2014-02-26 10:13:39.698
*** MODULE NAME:(BusiMonitor@ccjkp1 (TNS V1-V3)) 2014-02-26 10:13:39.698
*** SERVICE NAME:(dbrac) 2014-02-26 10:13:39.698
*** SESSION ID:(1491.11581) 2014-02-26 10:13:39.698
*** 2014-02-26 10:13:39.698
ksedmp: internal or fatal error
ORA-00600: internal error code, arguments: [15160], [], [], [], [], [], [], []
Current SQL statement for this session:
select 'M-6M-LM-PM-EM-IM-OM-PM-PM-JM-}M->M-]test_waitM-SM-P'||count(1)||'M-LM-uM-M-]test_waitM-SM-P'||count(1)||'M-LM-uM-