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https://issues.apache.org/jira/browse/YARN-3425?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14392658#comment-14392658
]
Hudson commented on YARN-3425:
------------------------------
FAILURE: Integrated in Hadoop-Hdfs-trunk #2083 (See
[https://builds.apache.org/job/Hadoop-Hdfs-trunk/2083/])
YARN-3425. NPE from RMNodeLabelsManager.serviceStop when
NodeLabelsManager.serviceInit failed. (Bibin A Chundatt via wangda) (wangda:
rev 492239424a3ace9868b6154f44a0f18fa5318235)
*
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-common/src/main/java/org/apache/hadoop/yarn/nodelabels/CommonNodeLabelsManager.java
* hadoop-yarn-project/CHANGES.txt
> NPE from RMNodeLabelsManager.serviceStop when NodeLabelsManager.serviceInit
> failed
> ----------------------------------------------------------------------------------
>
> Key: YARN-3425
> URL: https://issues.apache.org/jira/browse/YARN-3425
> Project: Hadoop YARN
> Issue Type: Bug
> Components: resourcemanager
> Environment: 1 RM, 1 NM , 1 NN , I DN
> Reporter: Bibin A Chundatt
> Assignee: Bibin A Chundatt
> Priority: Minor
> Fix For: 2.8.0
>
> Attachments: YARN-3425.001.patch
>
>
> Configure yarn.node-labels.enabled to true
> and yarn.node-labels.fs-store.root-dir /node-labels
> Start resource manager without starting DN/NM
> {quote}
> 2015-03-31 16:44:13,782 WARN org.apache.hadoop.service.AbstractService: When
> stopping the service
> org.apache.hadoop.yarn.nodelabels.CommonNodeLabelsManager :
> java.lang.NullPointerException
> java.lang.NullPointerException
> at
> org.apache.hadoop.yarn.nodelabels.CommonNodeLabelsManager.stopDispatcher(CommonNodeLabelsManager.java:261)
> at
> org.apache.hadoop.yarn.nodelabels.CommonNodeLabelsManager.serviceStop(CommonNodeLabelsManager.java:267)
> at
> org.apache.hadoop.service.AbstractService.stop(AbstractService.java:221)
> at
> org.apache.hadoop.service.ServiceOperations.stop(ServiceOperations.java:52)
> at
> org.apache.hadoop.service.ServiceOperations.stopQuietly(ServiceOperations.java:80)
> at
> org.apache.hadoop.service.AbstractService.init(AbstractService.java:171)
> at
> org.apache.hadoop.service.CompositeService.serviceInit(CompositeService.java:107)
> at
> org.apache.hadoop.yarn.server.resourcemanager.ResourceManager$RMActiveServices.serviceInit(ResourceManager.java:556)
> at
> org.apache.hadoop.service.AbstractService.init(AbstractService.java:163)
> at
> org.apache.hadoop.yarn.server.resourcemanager.ResourceManager.createAndInitActiveServices(ResourceManager.java:984)
> at
> org.apache.hadoop.yarn.server.resourcemanager.ResourceManager.serviceInit(ResourceManager.java:251)
> at
> org.apache.hadoop.service.AbstractService.init(AbstractService.java:163)
> at
> org.apache.hadoop.yarn.server.resourcemanager.ResourceManager.main(ResourceManager.java:1207)
> {quote}
> {code}
> protected void stopDispatcher() {
> AsyncDispatcher asyncDispatcher = (AsyncDispatcher) dispatcher;
> asyncDispatcher.stop();
> }
> {code}
> Null check missing during stop
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