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https://issues.apache.org/jira/browse/MAPREDUCE-6213?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14374874#comment-14374874
]
Hudson commented on MAPREDUCE-6213:
-----------------------------------
FAILURE: Integrated in Hadoop-Yarn-trunk #874 (See
[https://builds.apache.org/job/Hadoop-Yarn-trunk/874/])
MAPREDUCE-6213. NullPointerException caused by job history server addr not
resolvable. Contributed by Peng Zhang. (harsh: rev
e1e09052e861926112493d6041aae01ab594b547)
*
hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-common/src/main/java/org/apache/hadoop/mapreduce/v2/util/MRWebAppUtil.java
* hadoop-mapreduce-project/CHANGES.txt
> NullPointerException caused by job history server addr not resolvable
> ---------------------------------------------------------------------
>
> Key: MAPREDUCE-6213
> URL: https://issues.apache.org/jira/browse/MAPREDUCE-6213
> Project: Hadoop Map/Reduce
> Issue Type: Bug
> Components: applicationmaster
> Affects Versions: 2.6.0
> Reporter: Peng Zhang
> Assignee: Peng Zhang
> Priority: Minor
> Fix For: 2.8.0
>
> Attachments: MAPREDUCE-6213.patch
>
>
> When DNS failed for a time, all MapReduce jobs which completed during that
> time got failed. Log as below:
> {noformat}
> 2015-01-08 01:26:44,968 ERROR [Thread-856]
> org.apache.hadoop.mapreduce.v2.app.rm.RMContainerAllocator: Exception while
> unregistering
> java.lang.NullPointerException
> at
> org.apache.hadoop.mapreduce.v2.util.MRWebAppUtil.getApplicationWebURLOnJHSWithoutScheme(MRWebAppUtil.java:135)
> at
> org.apache.hadoop.mapreduce.v2.util.MRWebAppUtil.getApplicationWebURLOnJHSWithScheme(MRWebAppUtil.java:150)
> at
> org.apache.hadoop.mapreduce.v2.app.rm.RMCommunicator.doUnregistration(RMCommunicator.java:212)
> at
> org.apache.hadoop.mapreduce.v2.app.rm.RMCommunicator.unregister(RMCommunicator.java:182)
> at
> org.apache.hadoop.mapreduce.v2.app.rm.RMCommunicator.serviceStop(RMCommunicator.java:255)
> at
> org.apache.hadoop.mapreduce.v2.app.rm.RMContainerAllocator.serviceStop(RMContainerAllocator.java:257)
> at
> org.apache.hadoop.service.AbstractService.stop(AbstractService.java:221)
> at
> org.apache.hadoop.service.ServiceOperations.stop(ServiceOperations.java:52)
> at
> org.apache.hadoop.mapreduce.v2.app.MRAppMaster$ContainerAllocatorRouter.serviceStop(MRAppMaster.java:823)
> at
> org.apache.hadoop.service.AbstractService.stop(AbstractService.java:221)
> at
> org.apache.hadoop.service.ServiceOperations.stop(ServiceOperations.java:52)
> at
> org.apache.hadoop.service.ServiceOperations.stopQuietly(ServiceOperations.java:80)
> at
> org.apache.hadoop.service.CompositeService.stop(CompositeService.java:157)
> at
> org.apache.hadoop.service.CompositeService.serviceStop(CompositeService.java:131)
> at
> org.apache.hadoop.mapreduce.v2.app.MRAppMaster.serviceStop(MRAppMaster.java:1471)
> at
> org.apache.hadoop.service.AbstractService.stop(AbstractService.java:221)
> at
> org.apache.hadoop.mapreduce.v2.app.MRAppMaster.stop(MRAppMaster.java:1085)
> at
> org.apache.hadoop.mapreduce.v2.app.MRAppMaster.shutDownJob(MRAppMaster.java:554)
> at
> org.apache.hadoop.mapreduce.v2.app.MRAppMaster$JobFinishEventHandler$1.run(MRAppMaster.java:605)
> {noformat}
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