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OIM Hangs And Fails To Restart Correctly In Cluster Configuration (Doc ID 1308094.1)

Last updated on JANUARY 31, 2019

Applies to:

Identity Manager - Version to
Identity Manager - Version to [Release 11g]
Identity Manager - Version and later
Information in this document applies to any platform.


With OIM configured in a cluster configuration there can be certain situations where OIM Application intermittently fails to restart on nodes in the cluster due to the initilization of JavaGroups hanging.  Note: In the case of OIM 9.x this can occur regardless of the application server used.

Thread dumps taken at start up will contain similar to the following:

java.lang.Thread.State: WAITING (on object monitor)
at java.lang.Object.wait(Native Method)
- waiting on <0x64851790> (a java.lang.Object)
at java.lang.Object.wait(
at org.javagroups.JChannel.connect(
- locked <0x64851790> (a java.lang.Object)
- locked <0x64851688> (a org.javagroups.JChannel)
at org.javagroups.blocks.NotificationBus.start(
at com.opensymphony.oscache.plugins.clustersupport.JavaGroupsBroadcastingListener.initialize(


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