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From "Pengcheng Xiong (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HIVE-16142) ATSHook NPE via LLAP
Date Wed, 08 Mar 2017 20:59:38 GMT

    [ https://issues.apache.org/jira/browse/HIVE-16142?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15901964#comment-15901964
] 

Pengcheng Xiong commented on HIVE-16142:
----------------------------------------

[~jdere], i am sorry that I do not get it. This is the write path of RS's output operator.
And there is another one in Optimizer. We just need to prevent the NPE in the read path, which
is in the patch.

> ATSHook NPE via LLAP
> --------------------
>
>                 Key: HIVE-16142
>                 URL: https://issues.apache.org/jira/browse/HIVE-16142
>             Project: Hive
>          Issue Type: Bug
>            Reporter: Pengcheng Xiong
>            Assignee: Pengcheng Xiong
>             Fix For: 2.2.0
>
>         Attachments: HIVE-16142.01.patch
>
>
> Exceptions in the log of the form:
> 2017-03-06T15:42:30,046 WARN  [ATS Logger 0]: hooks.ATSHook (ATSHook.java:run(318)) -
Failed to submit to ATS for hive_20170306154227_f41bc7cb-1a2f-40f1-a85b-b2bc260a451a
> java.lang.NullPointerException
>         at org.apache.hadoop.hive.ql.exec.ExplainTask.outputPlan(ExplainTask.java:608)
~[hive-exec-2.1.0.2.6.0.0-585.jar:2.1.0.2.6.0.0-585]



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