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Kuhu Shukla updated YARN-4723: ------------------------------ Attachment: YARN-4723-branch-2.7.001.patch Attaching patch for branch-2.7. > NodesListManager$UnknownNodeId ClassCastException > ------------------------------------------------- > > Key: YARN-4723 > URL: https://issues.apache.org/jira/browse/YARN-4723 > Project: Hadoop YARN > Issue Type: Bug > Components: resourcemanager > Affects Versions: 2.7.3 > Reporter: Jason Lowe > Assignee: Kuhu Shukla > Priority: Critical > Attachments: YARN-4723-branch-2.7.001.patch, YARN-4723.001.patch, > YARN-4723.002.patch > > > Saw the following in an RM log: > {noformat} > 2016-02-16 22:55:35,207 [IPC Server handler 5 on 8030] WARN ipc.Server: IPC > Server handler 5 on 8030, call > org.apache.hadoop.ipc.ProtobufRpcEngine$Server@6c403aff > java.lang.ClassCastException: > org.apache.hadoop.yarn.server.resourcemanager.NodesListManager$UnknownNodeId > cannot be cast to org.apache.hadoop.yarn.api.records.impl.pb.NodeIdPBImpl > at > org.apache.hadoop.yarn.api.records.impl.pb.NodeReportPBImpl.mergeLocalToBuilder(NodeReportPBImpl.java:247) > at > org.apache.hadoop.yarn.api.records.impl.pb.NodeReportPBImpl.mergeLocalToProto(NodeReportPBImpl.java:271) > at > org.apache.hadoop.yarn.api.records.impl.pb.NodeReportPBImpl.getProto(NodeReportPBImpl.java:220) > at > org.apache.hadoop.yarn.api.protocolrecords.impl.pb.AllocateResponsePBImpl.convertToProtoFormat(AllocateResponsePBImpl.java:712) > at > org.apache.hadoop.yarn.api.protocolrecords.impl.pb.AllocateResponsePBImpl.access$500(AllocateResponsePBImpl.java:68) > at > org.apache.hadoop.yarn.api.protocolrecords.impl.pb.AllocateResponsePBImpl$6$1.next(AllocateResponsePBImpl.java:658) > at > org.apache.hadoop.yarn.api.protocolrecords.impl.pb.AllocateResponsePBImpl$6$1.next(AllocateResponsePBImpl.java:647) > at > com.google.protobuf.AbstractMessageLite$Builder.checkForNullValues(AbstractMessageLite.java:336) > at > com.google.protobuf.AbstractMessageLite$Builder.addAll(AbstractMessageLite.java:323) > at > org.apache.hadoop.yarn.proto.YarnServiceProtos$AllocateResponseProto$Builder.addAllUpdatedNodes(YarnServiceProtos.java:9335) > at > org.apache.hadoop.yarn.api.protocolrecords.impl.pb.AllocateResponsePBImpl.mergeLocalToBuilder(AllocateResponsePBImpl.java:144) > at > org.apache.hadoop.yarn.api.protocolrecords.impl.pb.AllocateResponsePBImpl.mergeLocalToProto(AllocateResponsePBImpl.java:175) > at > org.apache.hadoop.yarn.api.protocolrecords.impl.pb.AllocateResponsePBImpl.getProto(AllocateResponsePBImpl.java:96) > at > org.apache.hadoop.yarn.api.impl.pb.service.ApplicationMasterProtocolPBServiceImpl.allocate(ApplicationMasterProtocolPBServiceImpl.java:61) > at > org.apache.hadoop.yarn.proto.ApplicationMasterProtocol$ApplicationMasterProtocolService$2.callBlockingMethod(ApplicationMasterProtocol.java:99) > at > org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:608) > at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:982) > at org.apache.hadoop.ipc.Server.call(Server.java:2267) > at org.apache.hadoop.ipc.Server$RpcCall.run(Server.java:648) > at org.apache.hadoop.ipc.Server$RpcCall.run(Server.java:615) > at java.security.AccessController.doPrivileged(Native Method) > at javax.security.auth.Subject.doAs(Subject.java:422) > at > org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1679) > at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2217) > {noformat} -- This message was sent by Atlassian JIRA (v6.3.4#6332)