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  1. Hadoop Common
  2. HADOOP-5516

TaskMemoryManagerThread crashes in a corner case

    Details

    • Type: Bug
    • Status: Closed
    • Priority: Blocker
    • Resolution: Fixed
    • Affects Version/s: 0.20.0
    • Fix Version/s: 0.20.0
    • Component/s: None
    • Labels:
      None
    • Hadoop Flags:
      Reviewed

      Description

      TT's stdout says.

      Exception in thread "org.apache.hadoop.mapred.TaskMemoryManagerThread" java.lang.NullPointerException
              at org.apache.hadoop.util.ProcfsBasedProcessTree.getProcessTree(ProcfsBasedProcessTree.java:126)
              at org.apache.hadoop.mapred.TaskMemoryManagerThread.run(TaskMemoryManagerThread.java:200)
      

      TaskMemoryManager crashes and no further memory management is done.

        Attachments

        1. HADOOP-5516-1.txt
          10 kB
          Vinod Kumar Vavilapalli
        2. HADOOP-5516-trunk-1.txt
          11 kB
          Vinod Kumar Vavilapalli
        3. HADOOP-5516-trunk-2.txt
          11 kB
          Vinod Kumar Vavilapalli

          Activity

            People

            • Assignee:
              vinodkv Vinod Kumar Vavilapalli
              Reporter:
              vinodkv Vinod Kumar Vavilapalli
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              Dates

              • Created:
                Updated:
                Resolved: