Hi, I believe this is recently fixed in https://issues.apache.org/jira/browse/YARN-713, and will be part of 2.4.0 release.
Jian On Mon, Mar 3, 2014 at 5:19 AM, John Lilley <john.lil...@redpoint.net>wrote: > We had a DN/NM node that went offline for a while and been removed from > the cluster via Ambari without decommissioning (because it was offline). > > When the node came back up, its NM attempted connection to the RM. > > Later the RM failed with this exception (dokken is the errant node): > > > > 2014-03-03 05:53:28,721 FATAL resourcemanager.ResourceManager > (ResourceManager.java:run(449)) - Error in handling event type NODE_UPDATE > to the scheduler > > java.lang.IllegalArgumentException: java.net.UnknownHostException: > dokken.office.datalever.com > > at > org.apache.hadoop.security.SecurityUtil.buildTokenService(SecurityUtil.java:418) > > at > org.apache.hadoop.yarn.server.utils.BuilderUtils.newContainerToken(BuilderUtils.java:247) > > at > org.apache.hadoop.yarn.server.resourcemanager.security.RMContainerTokenSecretManager.createContainerToken(RMContainerTokenSecretManager.java:195) > > at > org.apache.hadoop.yarn.server.resourcemanager.scheduler.capacity.LeafQueue.createContainerToken(LeafQueue.java:1297) > > at > org.apache.hadoop.yarn.server.resourcemanager.scheduler.capacity.LeafQueue.assignContainer(LeafQueue.java:1345) > > at > org.apache.hadoop.yarn.server.resourcemanager.scheduler.capacity.LeafQueue.assignOffSwitchContainers(LeafQueue.java:1211) > > at > org.apache.hadoop.yarn.server.resourcemanager.scheduler.capacity.LeafQueue.assignContainersOnNode(LeafQueue.java:1170) > > at > org.apache.hadoop.yarn.server.resourcemanager.scheduler.capacity.LeafQueue.assignContainers(LeafQueue.java:871) > > at > org.apache.hadoop.yarn.server.resourcemanager.scheduler.capacity.ParentQueue.assignContainersToChildQueues(ParentQueue.java:645) > > at > org.apache.hadoop.yarn.server.resourcemanager.scheduler.capacity.ParentQueue.assignContainers(ParentQueue.java:559) > > at > org.apache.hadoop.yarn.server.resourcemanager.scheduler.capacity.CapacityScheduler.nodeUpdate(CapacityScheduler.java:690) > > at > org.apache.hadoop.yarn.server.resourcemanager.scheduler.capacity.CapacityScheduler.handle(CapacityScheduler.java:734) > > at > org.apache.hadoop.yarn.server.resourcemanager.scheduler.capacity.CapacityScheduler.handle(CapacityScheduler.java:86) > > at > org.apache.hadoop.yarn.server.resourcemanager.ResourceManager$SchedulerEventDispatcher$EventProcessor.run(ResourceManager.java:440) > > at java.lang.Thread.run(Thread.java:662) > > Caused by: java.net.UnknownHostException: dokken.office.datalever.com > > ... 15 more > > 2014-03-03 05:53:28,723 INFO resourcemanager.ResourceManager > (ResourceManager.java:run(453)) - Exiting, bbye.. > > > > I can see our error in how this node was removed while not being truly > dead, but I think it shouldn't crash the RM. > > Forgive my ignorance ... do you know if this is a known problem? > > > > FYI: > > # hadoop version > > Hadoop 2.2.0.2.0.6.0-76 > > Subversion g...@github.com:hortonworks/hadoop.git -r > 8656b1cfad13b03b29e98cad042626205e7a1c86 > > Compiled by jenkins on 2013-10-18T00:19Z > > Compiled with protoc 2.5.0 > > From source with checksum d23ee1d271c6ac5bd27de664146be2 > > This command was run using > /usr/lib/hadoop/hadoop-common-2.2.0.2.0.6.0-76.jar > > > > *Thanks* > > *John* > > > -- CONFIDENTIALITY NOTICE NOTICE: This message is intended for the use of the individual or entity to which it is addressed and may contain information that is confidential, privileged and exempt from disclosure under applicable law. If the reader of this message is not the intended recipient, you are hereby notified that any printing, copying, dissemination, distribution, disclosure or forwarding of this communication is strictly prohibited. If you have received this communication in error, please contact the sender immediately and delete it from your system. Thank You.
