NM not able to register with RM after NM restart ------------------------------------------------
Key: MAPREDUCE-3070 URL: https://issues.apache.org/jira/browse/MAPREDUCE-3070 Project: Hadoop Map/Reduce Issue Type: Bug Components: mrv2 Reporter: Ravi Teja Ch N V Priority: Blocker After stopping NM gracefully then starting NM, NM registration fails with RM with Duplicate registration from the node! error. {noformat} 2011-09-23 01:50:46,705 FATAL nodemanager.NodeManager (NodeManager.java:main(204)) - Error starting NodeManager org.apache.hadoop.yarn.YarnException: Failed to Start org.apache.hadoop.yarn.server.nodemanager.NodeManager at org.apache.hadoop.yarn.service.CompositeService.start(CompositeService.java:78) at org.apache.hadoop.yarn.server.nodemanager.NodeManager.start(NodeManager.java:153) at org.apache.hadoop.yarn.server.nodemanager.NodeManager.main(NodeManager.java:202) Caused by: org.apache.avro.AvroRuntimeException: org.apache.hadoop.yarn.exceptions.impl.pb.YarnRemoteExceptionPBImpl: Duplicate registration from the node! at org.apache.hadoop.yarn.server.nodemanager.NodeStatusUpdaterImpl.start(NodeStatusUpdaterImpl.java:141) at org.apache.hadoop.yarn.service.CompositeService.start(CompositeService.java:68) ... 2 more Caused by: org.apache.hadoop.yarn.exceptions.impl.pb.YarnRemoteExceptionPBImpl: Duplicate registration from the node! at org.apache.hadoop.yarn.ipc.ProtoOverHadoopRpcEngine$Invoker.invoke(ProtoOverHadoopRpcEngine.java:142) at $Proxy13.registerNodeManager(Unknown Source) at org.apache.hadoop.yarn.server.api.impl.pb.client.ResourceTrackerPBClientImpl.registerNodeManager(ResourceTrackerPBClientImpl.java:59) at org.apache.hadoop.yarn.server.nodemanager.NodeStatusUpdaterImpl.registerWithRM(NodeStatusUpdaterImpl.java:175) at org.apache.hadoop.yarn.server.nodemanager.NodeStatusUpdaterImpl.start(NodeStatusUpdaterImpl.java:137) ... 3 more {noformat} -- This message is automatically generated by JIRA. For more information on JIRA, see: http://www.atlassian.com/software/jira