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  1. Jackrabbit Content Repository
  2. JCR-2438

Multiple threads are trying to acquire journal writing lock, but none of the threads are holding the lock

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    Details

    • Type: Bug
    • Status: Closed
    • Priority: Critical
    • Resolution: Not A Problem
    • Affects Version/s: 1.5.5
    • Fix Version/s: None
    • Component/s: clustering
    • Labels:
      None
    • Environment:
      R27.5.0-110_o-99226-1.5.0_14-20080528-1505-linux-x86_64
      weblogic 9.2

      Description

      Multiple threads that are saving content on one of the cluster nodes are hanging in attempt to get a lock to AbstractJournal:

      "[STUCK] ExecuteThread: '0' for queue: 'weblogic.kernel.Default (self-tuning)'" id=14 idx=0x90 tid=30315 prio=1 alive, in native, waiting, daemon
      – Waiting for notification on: EDU/oswego/cs/dl/util/concurrent/WriterPreferenceReadWriteLock$WriterLock@0x2b8cd608e770[fat lock]
      at jrockit/vm/Threads.waitForNotifySignal(JLjava/lang/Object;)Z(Native Method)
      at java/lang/Object.wait(J)V(Native Method)
      at java/lang/Object.wait(Object.java:474)
      at EDU/oswego/cs/dl/util/concurrent/WriterPreferenceReadWriteLock$WriterLock.acquire()V(Unknown Source)
      at org/apache/jackrabbit/core/journal/AbstractJournal.lockAndSync(AbstractJournal.java:250)
      at org/apache/jackrabbit/core/journal/DefaultRecordProducer.append(DefaultRecordProducer.java:51)
      at org/apache/jackrabbit/core/cluster/ClusterNode$WorkspaceUpdateChannel.updateCreated(ClusterNode.java:586)
      at org/apache/jackrabbit/core/state/SharedItemStateManager$Update.begin(SharedItemStateManager.java:549)
      at org/apache/jackrabbit/core/state/SharedItemStateManager.beginUpdate(SharedItemStateManager.java:1062)
      at org/apache/jackrabbit/core/state/SharedItemStateManager.update(SharedItemStateManager.java:1092)
      at org/apache/jackrabbit/core/state/LocalItemStateManager.update(LocalItemStateManager.java:337)
      at org/apache/jackrabbit/core/state/XAItemStateManager.update(XAItemStateManager.java:347)
      at org/apache/jackrabbit/core/state/LocalItemStateManager.update(LocalItemStateManager.java:312)
      at org/apache/jackrabbit/core/state/SessionItemStateManager.update(SessionItemStateManager.java:313)
      at org/apache/jackrabbit/core/ItemImpl.save(ItemImpl.java:1103)
      ^-- Holding lock: org/apache/jackrabbit/core/XASessionImpl@0x2b8cf5d40d38[thin lock]
      at org/apache/jackrabbit/core/SessionImpl.save(SessionImpl.java:858)

      No thread is holding that lock. Thread dump is attached to the issue.

      This issues seems to be similar to JCR-1846.

        Attachments

        1. forumthreaddump-1279106339849.tdump
          415 kB
          Shashank
        2. JCR-3440.patch
          2 kB
          Luca Tagliani
        3. jr_dump.txt
          131 kB
          Andrey Adamovich

          Activity

            People

            • Assignee:
              Unassigned
              Reporter:
              superfilin Andrey Adamovich
            • Votes:
              0 Vote for this issue
              Watchers:
              3 Start watching this issue

              Dates

              • Created:
                Updated:
                Resolved: