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From "Hudson (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (YARN-7032) [ATSv2] NPE while starting hbase co-processor when HBase authorization is enabled.
Date Wed, 20 Dec 2017 06:21:00 GMT

    [ https://issues.apache.org/jira/browse/YARN-7032?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16297945#comment-16297945
] 

Hudson commented on YARN-7032:
------------------------------

SUCCESS: Integrated in Jenkins build Hadoop-trunk-Commit #13408 (See [https://builds.apache.org/job/Hadoop-trunk-Commit/13408/])
YARN-7032. [ATSv2] NPE while starting hbase co-processor when HBase (sunilg: rev d62932c3b2fcacc81dc1f5048cdeb60fb0d38504)
* (edit) hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-timelineservice-hbase/src/main/java/org/apache/hadoop/yarn/server/timelineservice/storage/flow/FlowRunCoprocessor.java


> [ATSv2] NPE while starting hbase co-processor when HBase authorization is enabled.
> ----------------------------------------------------------------------------------
>
>                 Key: YARN-7032
>                 URL: https://issues.apache.org/jira/browse/YARN-7032
>             Project: Hadoop YARN
>          Issue Type: Sub-task
>            Reporter: Rohith Sharma K S
>            Assignee: Rohith Sharma K S
>            Priority: Critical
>             Fix For: 3.1.0, 2.10.0, 3.0.1
>
>         Attachments: YARN-7032.01.patch, hbase-yarn-regionserver-ctr-e136-1513029738776-1405-01-000002.hwx.site.log
>
>
> It is seen randomly that hbase co-processor fails to start with NPE. But again starting
RegionServer, able to succeed in starting RS. 
> {noformat}
> 2017-08-17 05:53:13,535 ERROR [RpcServer.FifoWFPBQ.priority.handler=18,queue=0,port=16020]
coprocessor.CoprocessorHost: The coprocessor org.apache.hadoop.yarn.server.timelineservice.storage.flow.FlowRunCoprocessor
threw java.lang.NullPointerException
> java.lang.NullPointerException
>         at org.apache.hadoop.hbase.Tag.fromList(Tag.java:187)
>         at org.apache.hadoop.yarn.server.timelineservice.storage.flow.FlowRunCoprocessor.prePut(FlowRunCoprocessor.java:102)
>         at org.apache.hadoop.hbase.regionserver.RegionCoprocessorHost$30.call(RegionCoprocessorHost.java:885)
> {noformat}



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