Core files generated in ASM: ORA-7445[ksxpsigosderr()+212] (Doc ID 1273736.1)

Last updated on DECEMBER 23, 2010

Applies to:

Oracle Server - Enterprise Edition - Version: 10.2.0.4 and later   [Release: 10.2 and later ]
Information in this document applies to any platform.

Goal

Large number of core dumps / core files generated by ASM


alert__ASM1.log
~~~~~~~~~~~~~~~~~~~~~~~~~~~
...
Tue Sep 28 07:16:53 2010
Errors in file /oracle/admin/+ASM/udump/+asm1_ora_9683.trc:
ORA-07445: exception encountered: core dump [ksxpsigosderr()+212] [SIGSEGV] [Address not mapped to object] [0x000000061] [] []
Tue Sep 28 07:16:54 2010
Trace dumping is performing id=[cdmp_20100928071654]
Tue Sep 28 07:21:12 2010
Trace dumping is performing id=[cdmp_20100928072112]
Tue Sep 28 07:21:24 2010
Errors in file /oracle/admin/+ASM/udump/+asm1_ora_12667.trc:
ORA-07445: exception encountered: core dump [ksxpsigosderr()+212] [SIGSEGV] [Address not mapped to object] [0x000000061] [] []
...

Impact: Filling up file system

Workaround: Shell script has been deployed to continuously clean-up these core / trace files under the user[background]_dump_dest directories for ASM home.

@ STACK TRACE:

Solution

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