Lohit Vijayarenu created YARN-502:
-------------------------------------

             Summary: RM crash with NPE on NODE_REMOVED event
                 Key: YARN-502
                 URL: https://issues.apache.org/jira/browse/YARN-502
             Project: Hadoop YARN
          Issue Type: Bug
    Affects Versions: 2.0.3-alpha
            Reporter: Lohit Vijayarenu


While running some test and adding/removing nodes, we see RM crashed with the 
below exception. We are testing with fair scheduler and running 
hadoop-2.0.3-alpha

{noformat}
2013-03-22 18:54:27,015 INFO 
org.apache.hadoop.yarn.server.resourcemanager.rmnode.RMNodeImpl: Deactivating 
Node YYYY:55680 as it is now LOST
2013-03-22 18:54:27,015 INFO 
org.apache.hadoop.yarn.server.resourcemanager.rmnode.RMNodeImpl: YYYY:55680 
Node Transitioned from UNHEALTHY to LOST
2013-03-22 18:54:27,015 FATAL 
org.apache.hadoop.yarn.server.resourcemanager.ResourceManager: Error in 
handling event type NODE_REMOVED to the scheduler
java.lang.NullPointerException
        at 
org.apache.hadoop.yarn.server.resourcemanager.scheduler.fair.FairScheduler.removeNode(FairScheduler.java:619)
        at 
org.apache.hadoop.yarn.server.resourcemanager.scheduler.fair.FairScheduler.handle(FairScheduler.java:856)
        at 
org.apache.hadoop.yarn.server.resourcemanager.scheduler.fair.FairScheduler.handle(FairScheduler.java:98)
        at 
org.apache.hadoop.yarn.server.resourcemanager.ResourceManager$SchedulerEventDispatcher$EventProcessor.run(ResourceManager.java:375)
        at java.lang.Thread.run(Thread.java:662)
2013-03-22 18:54:27,016 INFO 
org.apache.hadoop.yarn.server.resourcemanager.ResourceManager: Exiting, bbye..
2013-03-22 18:54:27,020 INFO org.mortbay.log: Stopped 
SelectChannelConnector@XXXX:50030
{noformat}

--
This message is automatically generated by JIRA.
If you think it was sent incorrectly, please contact your JIRA administrators
For more information on JIRA, see: http://www.atlassian.com/software/jira

Reply via email to