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Cache Server Hangs with Sun JVM Hotspot Client Edition (Doc ID 1301986.1)

Last updated on APRIL 28, 2020

Applies to:

Oracle Coherence - Version 3.6.0 and later
Information in this document applies to any platform.

Symptoms

On SPARC Solaris with Sun JVM Hotspot client edition (-client) a cache server starts hanging after 20 to 30 seconds of normal operation.

A thread dump taken from the hang cache server shows a thread stack trace like this:

"[ACTIVE] ExecuteThread: 'x' for queue: 'weblogic.kernel.Default (self-tuning)'" daemon prio=3 tid=<TID> nid=<NID> in Object.wait() 
java.lang.Thread.State: WAITING (on object monitor)
at java.lang.Object.wait(Native Method)
- waiting on <0x88xxxxx> (a com.tangosol.coherence.component.util.daemon.queueProcessor.service.grid.partitionedService.PartitionedCache$GetRequest$Poll)
at java.lang.Object.wait(Object.java:485)
at com.tangosol.coherence.component.util.daemon.queueProcessor.service.Grid.poll(Grid.CDB:32)
- locked <0x8xxxxx> (a com.tangosol.coherence.component.util.daemon.queueProcessor.service.grid.partitionedService.PartitionedCache$GetRequest$Poll)
at com.tangosol.coherence.component.util.daemon.queueProcessor.service.Grid.poll(Grid.CDB:11)
at com.tangosol.coherence.component.util.daemon.queueProcessor.service.grid.partitionedService.PartitionedCache$BinaryMap.get(PartitionedCache.CDB:26)
at com.tangosol.util.ConverterCollections$ConverterMap.get(ConverterCollections.java:1559)
at com.tangosol.coherence.component.util.daemon.queueProcessor.service.grid.partitionedService.PartitionedCache$ViewMap.get(PartitionedCache.CDB:1)
at com.tangosol.coherence.component.util.SafeNamedCache.get(SafeNamedCache.CDB:1)
...

Cause

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In this Document
Symptoms
Cause
Solution
References


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