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https://issues.apache.org/jira/browse/YARN-6837?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Jinjiang Ling updated YARN-6837:
--------------------------------
Attachment: YARN-6837.patch
Attach a patch to avoid this error.
> When the LocalResource's visibility is null, the NodeManager will shutdown
> --------------------------------------------------------------------------
>
> Key: YARN-6837
> URL: https://issues.apache.org/jira/browse/YARN-6837
> Project: Hadoop YARN
> Issue Type: Bug
> Reporter: Jinjiang Ling
> Attachments: YARN-6837.patch
>
>
> When I write an yarn application, I create a LocalResource like this
> {quote}
> LocalResource resource = Records.newRecord(LocalResource.class);
> {quote}
> Because I forget to set the visibilty of it, so the job is failed when I
> submit it.
> But NodeManager shutdown one by one at the same time, and there is
> NullPointerExceptionin NodeManager's log:
> {quote}
> 2017-07-18 17:54:09,289 INFO
> org.apache.hadoop.yarn.server.nodemanager.NMAuditLogger: USER=hadoop
> IP=10.43.156.177 OPERATION=Start Container Request
> TARGET=ContainerManageImpl RESULT=SUCCESS
> APPID=application_1499221670783_0067
> CONTAINERID=container_1499221670783_0067_02_000003
> 2017-07-18 17:54:09,292 FATAL org.apache.hadoop.yarn.event.AsyncDispatcher:
> Error in dispatcher thread
> java.lang.NullPointerException
> at
> org.apache.hadoop.yarn.server.nodemanager.containermanager.localizer.ResourceSet.addResources(ResourceSet.java:84)
> at
> org.apache.hadoop.yarn.server.nodemanager.containermanager.container.ContainerImpl$RequestResourcesTransition.transition(ContainerImpl.java:868)
> at
> org.apache.hadoop.yarn.server.nodemanager.containermanager.container.ContainerImpl$RequestResourcesTransition.transition(ContainerImpl.java:819)
> at
> org.apache.hadoop.yarn.state.StateMachineFactory$MultipleInternalArc.doTransition(StateMachineFactory.java:385)
> at
> org.apache.hadoop.yarn.state.StateMachineFactory.doTransition(StateMachineFactory.java:302)
> at
> org.apache.hadoop.yarn.state.StateMachineFactory.access$300(StateMachineFactory.java:46)
> at
> org.apache.hadoop.yarn.state.StateMachineFactory$InternalStateMachine.doTransition(StateMachineFactory.java:448)
> at
> org.apache.hadoop.yarn.server.nodemanager.containermanager.container.ContainerImpl.handle(ContainerImpl.java:1684)
> at
> org.apache.hadoop.yarn.server.nodemanager.containermanager.container.ContainerImpl.handle(ContainerImpl.java:96)
> at
> org.apache.hadoop.yarn.server.nodemanager.containermanager.ContainerManagerImpl$ContainerEventDispatcher.handle(ContainerManagerImpl.java:1418)
> at
> org.apache.hadoop.yarn.server.nodemanager.containermanager.ContainerManagerImpl$ContainerEventDispatcher.handle(ContainerManagerImpl.java:1411)
> at
> org.apache.hadoop.yarn.event.AsyncDispatcher.dispatch(AsyncDispatcher.java:197)
> at
> org.apache.hadoop.yarn.event.AsyncDispatcher$1.run(AsyncDispatcher.java:126)
> at java.lang.Thread.run(Thread.java:745)
> 2017-07-18 17:54:09,292 INFO
> org.apache.hadoop.yarn.server.nodemanager.containermanager.ContainerManagerImpl:
> Start request for container_1499221670783_0067_02_000002 by user hadoop
> {quote}
> Then I change my code and still set the visibility to null
> {quote}
> LocalResource resource = LocalResource.newInstance(
> URL.fromURI(dst.toUri()),
> LocalResourceType.FILE,
> {color:red}null{color},
> fileStatus.getLen(),
> fileStatus.getModificationTime());
> {quote}
> This error still happen.
> At last I set the visibility to correct value, the error do not happen again.
> So I think the visibility of LocalResource is null will cause NodeManager
> shutdown.
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