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From "Takanobu Asanuma (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HIVE-11749) Deadlock of fetching InputFormat table when multiple root stage
Date Tue, 09 Feb 2016 06:44:18 GMT

    [ https://issues.apache.org/jira/browse/HIVE-11749?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15138431#comment-15138431
] 

Takanobu Asanuma commented on HIVE-11749:
-----------------------------------------

[~lewuathe]
Thank you for the contribution. Our HiveServer2 got deadlock recently, and I think this bug
is the cause of that.

Hi [~sershe], [~gopalv]
Could you check this jira? It does not seem to be resolved in the latest master branch.

> Deadlock of fetching InputFormat table when multiple root stage
> ---------------------------------------------------------------
>
>                 Key: HIVE-11749
>                 URL: https://issues.apache.org/jira/browse/HIVE-11749
>             Project: Hive
>          Issue Type: Bug
>    Affects Versions: 0.13.0
>            Reporter: Ryu Kobayashi
>            Assignee: Kai Sasaki
>         Attachments: HIVE-11749.00.patch, HIVE-11749.stack-tarace.txt
>
>
> But not always, to deadlock when it run the query. Environment are as follows:
> * Hadoop 2.6.0
> * Hive 0.13
> * JDK 1.7.0_79
> It will attach the stack trace.



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