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https://issues.apache.org/jira/browse/YARN-3457?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14485693#comment-14485693
]
Hudson commented on YARN-3457:
------------------------------
FAILURE: Integrated in Hadoop-Mapreduce-trunk-Java8 #158 (See
[https://builds.apache.org/job/Hadoop-Mapreduce-trunk-Java8/158/])
YARN-3457. NPE when NodeManager.serviceInit fails and stopRecoveryStore called.
Contributed by Bibin A Chundatt. (ozawa: rev
dd852f5b8c8fe9e52d15987605f36b5b60f02701)
* hadoop-yarn-project/CHANGES.txt
*
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/main/java/org/apache/hadoop/yarn/server/nodemanager/NodeManager.java
> NPE when NodeManager.serviceInit fails and stopRecoveryStore called
> -------------------------------------------------------------------
>
> Key: YARN-3457
> URL: https://issues.apache.org/jira/browse/YARN-3457
> Project: Hadoop YARN
> Issue Type: Bug
> Components: nodemanager
> Reporter: Bibin A Chundatt
> Assignee: Bibin A Chundatt
> Priority: Minor
> Fix For: 2.8.0
>
> Attachments: YARN-3457.001.patch
>
>
> When NodeManager service init fails during stopRecoveryStore null pointer
> exception is thrown
> {code}
> @Override
> protected void serviceInit(Configuration conf) throws Exception {
> ..
> try {
> exec.init();
> } catch (IOException e) {
> throw new YarnRuntimeException("Failed to initialize container
> executor", e);
> }
> this.context = createNMContext(containerTokenSecretManager,
> nmTokenSecretManager, nmStore);
>
> {code}
> context is null when service init fails
> {code}
> private void stopRecoveryStore() throws IOException {
> nmStore.stop();
> if (context.getDecommissioned() && nmStore.canRecover()) {
> ..
> }
> }
> {code}
> Null pointer exception thrown
> {quote}
> 015-04-07 17:31:45,807 WARN org.apache.hadoop.service.AbstractService: When
> stopping the service NodeManager : java.lang.NullPointerException
> java.lang.NullPointerException
> at
> org.apache.hadoop.yarn.server.nodemanager.NodeManager.stopRecoveryStore(NodeManager.java:168)
> at
> org.apache.hadoop.yarn.server.nodemanager.NodeManager.serviceStop(NodeManager.java:280)
> 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.yarn.server.nodemanager.NodeManager.initAndStartNodeManager(NodeManager.java:484)
> at
> org.apache.hadoop.yarn.server.nodemanager.NodeManager.main(NodeManager.java:534)
> {quote}
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