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From "Jason Tufo (JIRA)" <j...@apache.org>
Subject [jira] [Created] (YARN-2922) Concurrent Modification Exception in LeafQueue when collecting applications
Date Thu, 04 Dec 2014 00:57:12 GMT
Jason Tufo created YARN-2922:
--------------------------------

             Summary: Concurrent Modification Exception in LeafQueue when collecting applications
                 Key: YARN-2922
                 URL: https://issues.apache.org/jira/browse/YARN-2922
             Project: Hadoop YARN
          Issue Type: Bug
          Components: resourcemanager, scheduler
    Affects Versions: 2.5.1
            Reporter: Jason Tufo


java.util.ConcurrentModificationException
                at java.util.TreeMap$PrivateEntryIterator.nextEntry(TreeMap.java:1115)
                at java.util.TreeMap$KeyIterator.next(TreeMap.java:1169)
                at org.apache.hadoop.yarn.server.resourcemanager.scheduler.capacity.LeafQueue.collectSchedulerApplications(LeafQueue.java:1618)
                at org.apache.hadoop.yarn.server.resourcemanager.scheduler.capacity.CapacityScheduler.getAppsInQueue(CapacityScheduler.java:1119)
                at org.apache.hadoop.yarn.server.resourcemanager.ClientRMService.getQueueInfo(ClientRMService.java:798)
                at org.apache.hadoop.yarn.api.impl.pb.service.ApplicationClientProtocolPBServiceImpl.getQueueInfo(ApplicationClientProtocolPBServiceImpl.java:234)
                at org.apache.hadoop.yarn.proto.ApplicationClientProtocol$ApplicationClientProtocolService$2.callBlockingMethod(ApplicationClientProtocol.java:333)
                at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:585)
                at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:928)
                at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2013)
                at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2009)
                at java.security.AccessController.doPrivileged(Native Method)
                at javax.security.auth.Subject.doAs(Subject.java:415)
                at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1614)
                at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2007)




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