Coherence Cluster affected by periodic Communication Delay Warnings due to remote/distributed garbage collection

(Doc ID 1505770.1)

Last updated on NOVEMBER 03, 2016

Applies to:

Oracle Coherence - Version 3.7.0 and later
Java Platform, Standard Edition - Version 1.6.0 and later
Information in this document applies to any platform.


Several nodes in Coherence cluster regularly (~60m) showed warning messages like the following:

The nodes are running with Oracle Java (Sun Java) and not Oracle JRockit.


Coherence 3.7.x installations with JDK 6 version.


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