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Hudson commented on YARN-4230: ------------------------------ FAILURE: Integrated in Hadoop-Hdfs-trunk #2423 (See [https://builds.apache.org/job/Hadoop-Hdfs-trunk/2423/]) YARN-4230. RM crashes with NPE when increasing container resource if (jianhe: rev 9849c8b3865c7c9c9be81ae0ef8f29caa1d5f881) * hadoop-yarn-project/CHANGES.txt * hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/capacity/TestContainerResizing.java * hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/capacity/allocator/IncreaseContainerAllocator.java > Increasing container resource while there is no headroom left will cause > ResourceManager to crash > ------------------------------------------------------------------------------------------------- > > Key: YARN-4230 > URL: https://issues.apache.org/jira/browse/YARN-4230 > Project: Hadoop YARN > Issue Type: Sub-task > Components: resourcemanager > Reporter: MENG DING > Assignee: MENG DING > Priority: Critical > Fix For: 2.8.0 > > Attachments: YARN-4230.1.patch > > > This issue was found while doing end-to-end test of YARN-1197 in YARN-4175. > When increasing resource of a container, if there is no headroom left for the > user, the ResourceManager crashes with NPE. > The following is the stack trace: > {code} > 15/10/05 20:35:21 INFO capacity.ParentQueue: assignedContainer queue=root > usedCapacity=0.9375 absoluteUsedCapacity=0.9375 used=<memory:15360, vCores:9> > cluster=<memory:16384, vCores:16> > 15/10/05 20:35:49 FATAL resourcemanager.ResourceManager: Error in handling > event type NODE_UPDATE to the scheduler > java.lang.NullPointerException > at > org.apache.hadoop.yarn.server.resourcemanager.scheduler.capacity.allocator.IncreaseContainerAllocator.assignContainers(IncreaseContainerAllocator.java:327) > at > org.apache.hadoop.yarn.server.resourcemanager.scheduler.capacity.allocator.ContainerAllocator.assignContainers(ContainerAllocator.java:66) > at > org.apache.hadoop.yarn.server.resourcemanager.scheduler.common.fica.FiCaSchedulerApp.assignContainers(FiCaSchedulerApp.java:474) > at > org.apache.hadoop.yarn.server.resourcemanager.scheduler.capacity.LeafQueue.assignContainers(LeafQueue.java:819) > at > org.apache.hadoop.yarn.server.resourcemanager.scheduler.capacity.ParentQueue.assignContainersToChildQueues(ParentQueue.java:572) > at > org.apache.hadoop.yarn.server.resourcemanager.scheduler.capacity.ParentQueue.assignContainers(ParentQueue.java:423) > at > org.apache.hadoop.yarn.server.resourcemanager.scheduler.capacity.CapacityScheduler.allocateContainersToNode(CapacityScheduler.java:1177) > at > org.apache.hadoop.yarn.server.resourcemanager.scheduler.capacity.CapacityScheduler.handle(CapacityScheduler.java:1274) > at > org.apache.hadoop.yarn.server.resourcemanager.scheduler.capacity.CapacityScheduler.handle(CapacityScheduler.java:134) > at > org.apache.hadoop.yarn.server.resourcemanager.ResourceManager$SchedulerEventDispatcher$EventProcessor.run(ResourceManager.java:691) > at java.lang.Thread.run(Thread.java:745) > 15/10/05 20:35:49 INFO resourcemanager.ResourceManager: Exiting, bbye.. > {code} -- This message was sent by Atlassian JIRA (v6.3.4#6332)