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Posted to issues@tajo.apache.org by "Jinho Kim (JIRA)" <ji...@apache.org> on 2015/12/02 09:17:10 UTC

[jira] [Created] (TAJO-2001) DirectRawFileScanner.getProgress occasionally fails

Jinho Kim created TAJO-2001:
-------------------------------

             Summary: DirectRawFileScanner.getProgress occasionally fails
                 Key: TAJO-2001
                 URL: https://issues.apache.org/jira/browse/TAJO-2001
             Project: Tajo
          Issue Type: Bug
          Components: Storage
    Affects Versions: 0.11.1
            Reporter: Jinho Kim
            Assignee: Jinho Kim
             Fix For: 0.11.1


if getProgress is called after scanner is closed, ClosedChannelException can cause

Here is the log
{noformat}
2015-11-30 17:15:09,131 ERROR org.apache.tajo.storage.rawfile.DirectRawFileScanner:
java.nio.channels.ClosedChannelException
        at sun.nio.ch.FileChannelImpl.ensureOpen(FileChannelImpl.java:109)
        at sun.nio.ch.FileChannelImpl.position(FileChannelImpl.java:252)
        at org.apache.tajo.storage.LocalFileInputChannel.position(LocalFileInputChannel.java:54)
        at org.apache.tajo.storage.rawfile.DirectRawFileScanner.getProgress(DirectRawFileScanner.java:221)
        at org.apache.tajo.engine.planner.physical.ExternalSortExec$PairWiseMerger.getProgress(ExternalSortExec.java:768)
        at org.apache.tajo.engine.planner.physical.ExternalSortExec$PairWiseMerger.getProgress(ExternalSortExec.java:768)
        at org.apache.tajo.engine.planner.physical.ExternalSortExec$PairWiseMerger.getProgress(ExternalSortExec.java:768)
        at org.apache.tajo.engine.planner.physical.ExternalSortExec.getProgress(ExternalSortExec.java:849)
        at org.apache.tajo.engine.planner.physical.UnaryPhysicalExec.getProgress(UnaryPhysicalExec.java:87)
        at org.apache.tajo.worker.TaskImpl.updateProgress(TaskImpl.java:315)
        at org.apache.tajo.worker.ExecutionBlockContext$Reporter$1.run(ExecutionBlockContext.java:407)
        at java.lang.Thread.run(Thread.java:745)
2015-11-30 17:15:09,131 ERROR org.apache.tajo.storage.rawfile.DirectRawFileScanner:
java.nio.channels.ClosedChannelException
{noformat}



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