Last updated on AUGUST 26, 2011
Applies to:Oracle Fail Safe - Version: 3.1 to 3.4
Information in this document applies to any platform.
In a Failsafe environment a database group suddenly switches over. Database and listener doesn't have any problems. There are no error messages in alert.log or listener.log
The Application Event log shows a line similar to:
Is alive poll failed on resource OracleOraHomeTNSListenerXXX with error code 128.
The size of the listener.log is higher than 1 Mbyte.
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