ORA-7445(kcsgrsn)错误

告警日志中出现这个错误。
错误信息如下:

Thu DEC 23 01:00:02 2010
Starting background process EMN0
EMN0 started WITH pid=290, OS id=21705
Thu DEC 23 01:00:02 2010
Shutting down instance: further logons disabled
Thu DEC 23 01:00:10 2010
Stopping background process QMNC
Thu DEC 23 01:00:11 2010
Stopping background process CJQ0
Thu DEC 23 01:00:13 2010
Stopping background process MMNL
Thu DEC 23 01:00:14 2010
Stopping background process MMON
Thu DEC 23 01:00:15 2010
Shutting down instance (immediate)
License high water mark = 236
Thu DEC 23 01:00:15 2010
Stopping Job queue slave processes
Thu DEC 23 01:00:15 2010
Job queue slave processes stopped
Thu DEC 23 01:05:17 2010
Active CALL FOR process 25698 USER 'oracle' program 'oracleora10@wfrb1'
Active CALL FOR process 8983 USER 'oracle' program 'oracleora10@wfrb1'
Active CALL FOR process 18425 USER 'oracle' program 'oracleora10@wfrb1'
Active CALL FOR process 23144 USER 'oracle' program 'oracleora10@wfrb1'
Active CALL FOR process 28505 USER 'oracle' program 'oracleora10@wfrb1'
Active CALL FOR process 20150 USER 'oracle' program 'oracleora10@wfrb1'
Active CALL FOR process 23164 USER 'oracle' program 'oracleora10@wfrb1'
SHUTDOWN: waiting FOR active calls TO complete.
Thu DEC 23 01:20:10 2010
MMNL absent FOR 1202 secs; Foregrounds taking OVER
Thu DEC 23 02:00:50 2010
SHUTDOWN: Active sessions prevent DATABASE close operation
Thu DEC 23 02:00:50 2010
Starting ORACLE instance (normal)
Thu DEC 23 02:00:53 2010
ALTER DATABASE OPEN
Thu DEC 23 02:00:53 2010
ORA-1531 signalled during: ALTER DATABASE OPEN...
Thu DEC 23 02:15:31 2010
Errors IN file /oracleapp/oracle10g/admin/ora10/udump/ora10_ora_27379.trc:
ORA-01089: immediate shutdown IN progress - no operations are permitted
Thu DEC 23 02:15:32 2010
Errors IN file /oracleapp/oracle10g/admin/ora10/udump/ora10_ora_27379.trc:
ORA-07445: exception encountered: core dump [kcsgrsn()+400] [SIGSEGV] [Invalid permissions FOR mapped object] [0x0000006EC] [] []
ORA-01089: immediate shutdown IN progress - no operations are permitted
Thu DEC 23 02:15:33 2010
Errors IN file /oracleapp/oracle10g/admin/ora10/udump/ora10_ora_27379.trc:
ORA-07445: exception encountered: core dump [kcsgrsn()+400] [SIGSEGV] [Invalid permissions FOR mapped object] [0x0000006EC] [] []
ORA-07445: exception encountered: core dump [kcsgrsn()+400] [SIGSEGV] [Invalid permissions FOR mapped object] [0x0000006EC] [] []
ORA-01089: immediate shutdown IN progress - no operations are permitted

显然这个错误的出现是在SHUTDOWN的过程中,那么多半导致问题的原因会与关闭数据库有关。
查询MOS发现对应的bug信息为Bug 4687581 – Dump (kcsgrsn) during SHUTDOWN [ID 4687581.8],导致问题的原因和预期的一样,在SHUTDOWN过程中,前台的应用可能会出现ORA-7445[kcsgrsn]的错误。
这个错误没有什么不良影响,完全可以忽略,10.2.0.3及以下版本均可能出现这个问题,Oracle在10.2.0.4和11.1.0.6中解决了这个bug。

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One Response to ORA-7445(kcsgrsn)错误

  1. Pingback: ORA-7445(kcsgrsn)错误(二) | yangtingkun

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