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Some tips when debugging WLS cluster stability
In one environment we had problems with cluster stability – and there were unnecessary migrations of JMS Servers.
Here are some settings that gave more info in logs. Set the following for the JVM:
-Dweblogic.debug.DebugServerMigration=true -Dweblogic.debug.DebugSingletonServices=true
Change the below setting to DEBUG
Home >Summary of Servers >AdminServer >Logging >General >Advanced >Minimum severity to log:
enable below debugs from the weblogic admin console.
Debug >weblogic >core
cluster Collapse Node
DebugAsyncQueue
DebugCluster
DebugClusterAnnouncements
DebugClusterFragments
DebugClusterHeartbeats
DebugLeaderElection
DebugReplication
DebugReplicationDetails
Change the logging severity to Debug Read the complete article here.
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