Concurrent Startup of Many Cluster Nodes Get Stuck With Huge CPU and Network Usage (Doc ID 954529.1)

Last updated on FEBRUARY 24, 2017

Applies to:

Oracle Coherence - Version 3.4.0 to 3.5.3.11
Information in this document applies to any platform.
***Checked for Relevance 27-Jun-2013***

Symptoms

Coherence cache servers show very high cpu costs and network traffic when many storage enabled cache server instances start up concurrently on multiple machines.

The Coherence log file shows a lot of messages like the following:

DEBUG 2009-07-30 17:30:20.695/19.433 Oracle Coherence GE 3.5/459 <D4> (thread=DistributedCache:ServiceControl, member=24): Obsolete partition info; restoring primary owner for partition 0 from member 20 to 24
DEBUG 2009-07-30 17:30:20.695/19.433 Oracle Coherence GE 3.5/459 <D4> (thread=DistributedCache:ServiceControl, member=24): Obsolete partition info; restoring primary owner for partition 1 from member 20 to 24
DEBUG 2009-07-30 17:30:20.695/19.433 Oracle Coherence GE 3.5/459 <D4> (thread=DistributedCache:ServiceControl, member=24): Obsolete partition info; restoring primary owner for partition 2 from member 20 to 24
DEBUG 2009-07-30 17:30:20.695/19.433 Oracle Coherence GE 3.5/459 <D4> (thread=DistributedCache:ServiceControl, member=24): Obsolete partition info; restoring primary owner for partition 3 from member 20 to 24
DEBUG 2009-07-30 17:32:55.241/174.216 Oracle Coherence GE 3.5/459 <D5> (thread=Cluster, member=40): Member 13 left service Management with senior member 1
DEBUG 2009-07-30 17:32:55.241/174.216 Oracle Coherence GE 3.5/459 <D5> (thread=Cluster, member=40): Member 13 left service ReportDataQueryCache with senior member 1
DEBUG 2009-07-30 17:32:55.241/174.216 Oracle Coherence GE 3.5/459 <D5> (thread=Cluster, member=40): Member 13 left service ReportData with senior member 1
DEBUG 2009-07-30 17:32:55.241/174.216 Oracle Coherence GE 3.5/459 <D5> (thread=Cluster, member=40): Member 13 left service AuthoritativeData with senior member 1
DEBUG 2009-07-30 17:32:55.241/174.216 Oracle Coherence GE 3.5/459 <D5> (thread=Cluster, member=40): Member 13 left service ServiceControl with senior member 1
DEBUG 2009-07-30 17:32:55.241/174.216 Oracle Coherence GE 3.5/459 <D5> (thread=Cluster, member=40): Member 13 left service InvocationService with senior member 1
DEBUG 2009-07-30 17:32:55.241/174.216 Oracle Coherence GE 3.5/459 <D5> (thread=Cluster, member=40): Member 13 left service ExtendTcpProxyService with senior member 1

Cause

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