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  1. Hadoop Map/Reduce
  2. MAPREDUCE-4144

ResourceManager NPE while handling NODE_UPDATE

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Details

    • Bug
    • Status: Closed
    • Critical
    • Resolution: Fixed
    • None
    • 0.23.3, 2.0.2-alpha
    • mrv2
    • None
    • Reviewed

    Description

      The RM on one of our clusters has exited twice in the past few days because of an NPE while trying to handle a NODE_UPDATE:

      2012-04-12 02:09:01,672 FATAL org.apache.hadoop.yarn.server.resourcemanager.ResourceManager: Error in handling event type NODE_UPDATE to the scheduler
       [ResourceManager Event Processor]java.lang.NullPointerException
              at org.apache.hadoop.yarn.server.resourcemanager.scheduler.AppSchedulingInfo.allocateNodeLocal(AppSchedulingInfo.java:261)
              at org.apache.hadoop.yarn.server.resourcemanager.scheduler.AppSchedulingInfo.allocate(AppSchedulingInfo.java:223)
              at org.apache.hadoop.yarn.server.resourcemanager.scheduler.SchedulerApp.allocate(SchedulerApp.java:246)
              at org.apache.hadoop.yarn.server.resourcemanager.scheduler.capacity.LeafQueue.assignContainer(LeafQueue.java:1229)
              at org.apache.hadoop.yarn.server.resourcemanager.scheduler.capacity.LeafQueue.assignNodeLocalContainers(LeafQueue.java:1078)
              at org.apache.hadoop.yarn.server.resourcemanager.scheduler.capacity.LeafQueue.assignContainersOnNode(LeafQueue.java:1048)
              at org.apache.hadoop.yarn.server.resourcemanager.scheduler.capacity.LeafQueue.assignReservedContainer(LeafQueue.java:859)
              at org.apache.hadoop.yarn.server.resourcemanager.scheduler.capacity.LeafQueue.assignContainers(LeafQueue.java:756)
              at org.apache.hadoop.yarn.server.resourcemanager.scheduler.capacity.CapacityScheduler.nodeUpdate(CapacityScheduler.java:573)
              at org.apache.hadoop.yarn.server.resourcemanager.scheduler.capacity.CapacityScheduler.handle(CapacityScheduler.java:622)
              at org.apache.hadoop.yarn.server.resourcemanager.scheduler.capacity.CapacityScheduler.handle(CapacityScheduler.java:78)
              at org.apache.hadoop.yarn.server.resourcemanager.ResourceManager$SchedulerEventDispatcher$EventProcessor.run(ResourceManager.java:302)
              at java.lang.Thread.run(Thread.java:619)
      

      This is very similar to the failure reported in MAPREDUCE-3005.

      Attachments

        1. MAPREDUCE-4144.patch
          7 kB
          Jason Darrell Lowe
        2. MAPREDUCE-4144-testcase.patch
          5 kB
          Jason Darrell Lowe

        Activity

          People

            jlowe Jason Darrell Lowe
            jlowe Jason Darrell Lowe
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            Dates

              Created:
              Updated:
              Resolved: