Details
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Bug
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Resolution: Done
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Major
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4.1.8
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None
Description
The following NPE's are appearing in the che.openshift.io production server logs causing the multiple threads to blocking and break down some fuctionality.
ATM we're unable to clearly reproduce issue on local installations (it happens very rarely on local, but quite frequently on prod server)
java.lang.NullPointerException: null
at org.jgroups.util.Owner.compareTo(Owner.java:59)
at org.jgroups.protocols.Locking$ClientLock.compareTo(Locking.java:1142)
at org.jgroups.protocols.Locking$ClientLock.compareTo(Locking.java:942)
at java.util.concurrent.ConcurrentSkipListMap.cpr(ConcurrentSkipListMap.java:655)
at java.util.concurrent.ConcurrentSkipListMap.doPut(ConcurrentSkipListMap.java:835)
at java.util.concurrent.ConcurrentSkipListMap.putIfAbsent(ConcurrentSkipListMap.java:1979)
at java.util.concurrent.ConcurrentSkipListSet.add(ConcurrentSkipListSet.java:241)
at org.jgroups.protocols.Locking$ClientLockTable.addToPendingReleaseRequests(Locking.java:1323)
at org.jgroups.protocols.Locking$ClientLock._unlock(Locking.java:1070)
at org.jgroups.protocols.Locking$ClientLock.unlock(Locking.java:996)
at org.jgroups.protocols.Locking.down(Locking.java:176)
at org.jgroups.stack.ProtocolStack.down(ProtocolStack.java:928)
at org.jgroups.JChannel.down(JChannel.java:627)
at org.jgroups.blocks.locking.LockService$LockImpl.unlock(LockService.java:167)
at org.eclipse.che.multiuser.api.distributed.lock.JGroupsWorkspaceLockService$UnlockerImpl.unlock(JGroupsWorkspaceLockService.java:73)
at org.eclipse.che.commons.lang.concurrent.Unlocker.close(Unlocker.java:38)
at org.eclipse.che.api.workspace.server.WorkspaceRuntimes.$closeResource(WorkspaceRuntimes.java:314)
additional links:
[1] https://github.com/eclipse/che/issues/15231
[2] https://issues.redhat.com/browse/JGRP-2299
[3] https://issues.redhat.com/browse/JGRP-2364
[4] https://github.com/eclipse/che/blob/master/assembly/assembly-wsmaster-war/src/main/webapp/WEB-INF/classes/jgroups/che-tcp.xml
Attachments
Issue Links
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- Closed
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