SMON Terminates Database Instance with ORA-15081 With Failgroup Down
(Doc ID 1316024.1)
Last updated on FEBRUARY 16, 2019
Applies to:Oracle Database - Enterprise Edition - Version 126.96.36.199 to 188.8.131.52 [Release 11.2]
Oracle Database Cloud Schema Service - Version N/A and later
Oracle Database Exadata Cloud Machine - Version N/A and later
Oracle Cloud Infrastructure - Database Service - Version N/A and later
Oracle Database Backup Service - Version N/A and later
Information in this document applies to any platform.
On RAC set up, you have normal or high redundancy diskgroup and one failgroup failed or switched off.
You also have switched off one node immediately. You see the database instance on the other node dies with the following errors:
Tue Apr 12 10:39:23 2011
System state dump requested by (instance=2, osid=28357 (SMON)), summary=[abnormal instance termination].
System State dumped to trace file /<DIR>/rdbms/<DBNAME>/<SID>/trace/<SID>_diag_28302.trc
SMON (ospid: 28357): terminating the instance due to error 15081
On this node, the ASM instace and the diskgroup stay mounted.
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