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  1. Jackrabbit Oak
  2. OAK-1759

Sporadic IllegalStateException in AbstractServiceTracker.getServices

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Details

    • Bug
    • Status: Closed
    • Major
    • Resolution: Fixed
    • 0.20
    • 1.1.0
    • core

    Description

      Seeing the below IlegalStateException about tracker being null several times on a 4-node oak-mongo cluster. There were no log.warn 'Timed out waiting for change processor to stop' near those errors (but there was once hour(s) before in one case).

      16.04.2014 05:34:50.908 *ERROR* [oak-executor-1619] org.apache.sling.extensions.threaddump.internal.Activator Uncaught exception in Thread Thread[oak-executor-1619,1,Configuration
       Admin Service]
      java.lang.IllegalStateException: null
              at com.google.common.base.Preconditions.checkState(Preconditions.java:134)
              at org.apache.jackrabbit.oak.spi.whiteboard.AbstractServiceTracker.getServices(AbstractServiceTracker.java:60)
              at org.apache.jackrabbit.oak.spi.whiteboard.WhiteboardExecutor.execute(WhiteboardExecutor.java:40)
              at org.apache.jackrabbit.oak.spi.commit.BackgroundObserver$1.run(BackgroundObserver.java:130)
              at org.apache.jackrabbit.oak.spi.commit.BackgroundObserver$ListenableFutureTask.run(BackgroundObserver.java:283)
              at org.apache.jackrabbit.oak.spi.commit.BackgroundObserver$ListenableFutureTask.done(BackgroundObserver.java:278)
              at java.util.concurrent.FutureTask$Sync.innerSet(FutureTask.java:281)
              at java.util.concurrent.FutureTask.set(FutureTask.java:141)
              at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:339)
              at java.util.concurrent.FutureTask.run(FutureTask.java:166)
              at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
              at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
              at java.lang.Thread.run(Thread.java:722)
      

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            mduerig Michael Dürig
            stefanegli Stefan Egli
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              Created:
              Updated:
              Resolved: