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  1. Jackrabbit Oak
  2. OAK-6635

IndexReader closed exception in DocumentQueue

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    Details

    • Type: Bug
    • Status: Closed
    • Priority: Blocker
    • Resolution: Fixed
    • Affects Version/s: 1.6.5
    • Fix Version/s: 1.7.8, 1.6.6, 1.8.0
    • Component/s: lucene
    • Labels:
      None

      Description

      Even after fix for OAK-6572 following exception is being seen in some cases

      05.09.2017 23:06:15.489 *ERROR* [oak-lucene-3] org.apache.jackrabbit.oak.plugins.index.lucene.hybrid.DocumentQueue Uncaught exception
      org.apache.lucene.store.AlreadyClosedException: this IndexReader is closed
      	at org.apache.lucene.index.IndexReader.decRef(IndexReader.java:233)
      	at org.apache.jackrabbit.oak.plugins.index.lucene.IndexNodeManager.decrementSearcherUsageCount(IndexNodeManager.java:255)
      	at org.apache.jackrabbit.oak.plugins.index.lucene.IndexNodeManager.access$400(IndexNodeManager.java:52)
      	at org.apache.jackrabbit.oak.plugins.index.lucene.IndexNodeManager$IndexNodeImpl.release(IndexNodeManager.java:286)
      	at org.apache.jackrabbit.oak.plugins.index.lucene.hybrid.DocumentQueue.processDocs(DocumentQueue.java:275)
      	at org.apache.jackrabbit.oak.plugins.index.lucene.hybrid.DocumentQueue.addDocsToIndex(DocumentQueue.java:214)
      	at org.apache.jackrabbit.oak.plugins.index.lucene.hybrid.DocumentQueue.access$500(DocumentQueue.java:55)
      	at org.apache.jackrabbit.oak.plugins.index.lucene.hybrid.DocumentQueue$2$1.call(DocumentQueue.java:121)
      	at org.apache.jackrabbit.oak.plugins.index.lucene.hybrid.DocumentQueue$2$1.call(DocumentQueue.java:96)
      	at java.util.concurrent.FutureTask.run(FutureTask.java:266)
      	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
      	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
      	at java.lang.Thread.run(Thread.java:745)
      

      This also causes the lock to be not released prevent async index from further updates

        Attachments

        1. OAK-6635-v1.patch
          4 kB
          Chetan Mehrotra

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              • Assignee:
                chetanm Chetan Mehrotra
                Reporter:
                chetanm Chetan Mehrotra
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                • Created:
                  Updated:
                  Resolved: