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https://issues.apache.org/jira/browse/OLINGO-1344?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16783710#comment-16783710
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Aleksandr Zaigraev commented on OLINGO-1344:
--------------------------------------------
Proposed patch is attached
> Deadlocking in internal ThreadPool
> ----------------------------------
>
> Key: OLINGO-1344
> URL: https://issues.apache.org/jira/browse/OLINGO-1344
> Project: Olingo
> Issue Type: Bug
> Components: odata4-client
> Affects Versions: (Java) V4 4.5.0, (Java) V4 4.6.0
> Reporter: Aleksandr Zaigraev
> Priority: Blocker
> Labels: patch
> Fix For: (Java) V4 4.5.0, (Java) V4 4.6.0
>
> Attachments: OLINGO-1344.patch, deadlock_2.txt
>
>
> Deadlocking in internal ThreadPool often happens in case of connection errors
> (e.g. proxy timeouts):
> "spring_batch56" #86 prio=5 os_prio=0 tid=0x0000000021577800 nid=0x8388
> waiting on condition [0x000000002cefe000]
> java.lang.Thread.State: TIMED_WAITING (parking)
> at sun.misc.Unsafe.park(Native Method)
> - parking to wait for <0x00000007608ec330> (a
> java.util.concurrent.FutureTask)
> at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)
> at java.util.concurrent.FutureTask.awaitDone(FutureTask.java:426)
> at java.util.concurrent.FutureTask.get(FutureTask.java:204)
> at
> org.apache.olingo.client.core.communication.request.AbstractODataStreamManager.getHttpResponse(AbstractODataStreamManager.java:125)
> at
> org.apache.olingo.client.core.communication.request.batch.ODataBatchRequestImpl$BatchManagerImpl.getResponseInstance(ODataBatchRequestImpl.java:88)
> at
> org.apache.olingo.client.core.communication.request.batch.AbstractBatchManager.getResponse(AbstractBatchManager.java:115)
> at
> org.apache.olingo.client.core.communication.request.batch.AbstractBatchManager.getResponse(AbstractBatchManager.java:38)
> at
> org.apache.olingo.client.core.communication.request.AbstractODataStreamManager$1.get(AbstractODataStreamManager.java:179)
> at
> org.apache.olingo.client.core.communication.request.AbstractODataStreamManager$1.get(AbstractODataStreamManager.java:154)
> Full thread dump attached.
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