Failover without database problem (Doc ID 552628.1)

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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