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  1. Hadoop YARN
  2. YARN-1986

In Fifo Scheduler, node heartbeat in between creating app and attempt causes NPE

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    Details

    • Type: Bug
    • Status: Closed
    • Priority: Critical
    • Resolution: Fixed
    • Affects Version/s: 2.4.0
    • Fix Version/s: 2.4.1
    • Component/s: None
    • Labels:
      None
    • Hadoop Flags:
      Reviewed

      Description

      After upgrade from 2.2.0 to 2.4.0, NPE on first job start.

      After RM was restarted, the job runs without a problem.

      19:11:13,441 FATAL ResourceManager:600 - Error in handling event type NODE_UPDATE to the scheduler
      java.lang.NullPointerException
      	at org.apache.hadoop.yarn.server.resourcemanager.scheduler.fifo.FifoScheduler.assignContainers(FifoScheduler.java:462)
      	at org.apache.hadoop.yarn.server.resourcemanager.scheduler.fifo.FifoScheduler.nodeUpdate(FifoScheduler.java:714)
      	at org.apache.hadoop.yarn.server.resourcemanager.scheduler.fifo.FifoScheduler.handle(FifoScheduler.java:743)
      	at org.apache.hadoop.yarn.server.resourcemanager.scheduler.fifo.FifoScheduler.handle(FifoScheduler.java:104)
      	at org.apache.hadoop.yarn.server.resourcemanager.ResourceManager$SchedulerEventDispatcher$EventProcessor.run(ResourceManager.java:591)
      	at java.lang.Thread.run(Thread.java:744)
      19:11:13,443  INFO ResourceManager:604 - Exiting, bbye..
      

        Attachments

        1. YARN-1986-3.patch
          5 kB
          Hong Zhiguo
        2. YARN-1986-2.patch
          5 kB
          Hong Zhiguo
        3. YARN-1986.patch
          2 kB
          Hong Zhiguo
        4. YARN-1986-testcase.patch
          5 kB
          Hong Zhiguo

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              • Assignee:
                zhiguohong Hong Zhiguo
                Reporter:
                jonbringhurst Jon Bringhurst
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                Dates

                • Created:
                  Updated:
                  Resolved: