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Performance Issues When Using Unicast Cluster (Doc ID 851058.1)

Last updated on JULY 06, 2018

Applies to:

Oracle Weblogic Server - Version 10.0 to 10.3.6
Information in this document applies to any platform.
***Checked for relevance on 29-Jul-2013***


Performance issue was reported when using UNICAST Cluster in WebLogic. Servers were getting dropped and added back to cluster frequently and threads getting stuck at the trace below:

Holding lock: weblogic/cluster/messaging/internal/GroupMemberImpl@0xc066628 [thin lock]
at weblogic/cluster/messaging/internal/GroupImpl.forward([optimized]
at weblogic/cluster/messaging/internal/GroupMemberImpl.receive([inlined]
at weblogic/cluster/messaging/internal/GroupManagerImpl.handleMessage(


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