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https://issues.apache.org/jira/browse/YARN-8548?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16548673#comment-16548673
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Bilwa S T commented on YARN-8548:
---------------------------------
Hi [~bibinchundatt]. You are correct. It should be invoked at the starting of
method. I have updated the patch
> AllocationRespose proto setNMToken initBuilder not done
> -------------------------------------------------------
>
> Key: YARN-8548
> URL: https://issues.apache.org/jira/browse/YARN-8548
> Project: Hadoop YARN
> Issue Type: Bug
> Reporter: Bibin A Chundatt
> Assignee: Bilwa S T
> Priority: Major
> Attachments: YARN-8548-001.patch, YARN-8548-002.patch
>
>
> Distributed Scheduling allocate failing
> {code}
> Caused by:
> org.apache.hadoop.ipc.RemoteException(java.lang.NullPointerException):
> java.lang.NullPointerException
> at
> org.apache.hadoop.yarn.api.protocolrecords.impl.pb.AllocateResponsePBImpl.setNMTokens(AllocateResponsePBImpl.java:354)
> at
> org.apache.hadoop.yarn.server.nodemanager.scheduler.DistributedScheduler.updateAllocateResponse(DistributedScheduler.java:181)
> at
> org.apache.hadoop.yarn.server.nodemanager.scheduler.DistributedScheduler.allocateForDistributedScheduling(DistributedScheduler.java:257)
> at
> org.apache.hadoop.yarn.server.nodemanager.scheduler.DistributedScheduler.allocate(DistributedScheduler.java:154)
> at
> org.apache.hadoop.yarn.server.nodemanager.amrmproxy.AMRMProxyService.allocate(AMRMProxyService.java:321)
> at
> org.apache.hadoop.yarn.api.impl.pb.service.ApplicationMasterProtocolPBServiceImpl.allocate(ApplicationMasterProtocolPBServiceImpl.java:60)
> at
> org.apache.hadoop.yarn.proto.ApplicationMasterProtocol$ApplicationMasterProtocolService$2.callBlockingMethod(ApplicationMasterProtocol.java:99)
> at
> org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:523)
> at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:991)
> at org.apache.hadoop.ipc.Server$RpcCall.run(Server.java:872)
> at org.apache.hadoop.ipc.Server$RpcCall.run(Server.java:818)
> 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:1688)
> at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2678)
> at org.apache.hadoop.ipc.Client.getRpcResponse(Client.java:1499)
> at org.apache.hadoop.ipc.Client.call(Client.java:1445)
> at org.apache.hadoop.ipc.Client.call(Client.java:1355)
> at
> org.apache.hadoop.ipc.ProtobufRpcEngine$Invoker.invoke(ProtobufRpcEngine.java:228)
> at
> org.apache.hadoop.ipc.ProtobufRpcEngine$Invoker.invoke(ProtobufRpcEngine.java:116)
> at com.sun.proxy.$Proxy85.allocate(Unknown Source)
> at
> org.apache.hadoop.yarn.api.impl.pb.client.ApplicationMasterProtocolPBClientImpl.allocate(ApplicationMasterProtocolPBClientImpl.java:77)
> {code}
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