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From "Chengbing Liu (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HIVE-11149) Fix issue with sometimes HashMap in PerfLogger.java hangs
Date Mon, 28 Sep 2015 11:31:04 GMT

    [ https://issues.apache.org/jira/browse/HIVE-11149?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14933184#comment-14933184
] 

Chengbing Liu commented on HIVE-11149:
--------------------------------------

[~sershe], could you please take a look at the latest patch? Thanks.

> Fix issue with sometimes HashMap in PerfLogger.java hangs 
> ----------------------------------------------------------
>
>                 Key: HIVE-11149
>                 URL: https://issues.apache.org/jira/browse/HIVE-11149
>             Project: Hive
>          Issue Type: Bug
>          Components: Logging
>    Affects Versions: 1.2.1
>            Reporter: WangMeng
>            Assignee: WangMeng
>         Attachments: HIVE-11149.01.patch, HIVE-11149.02.patch, HIVE-11149.03.patch, HIVE-11149.04.patch
>
>
> In  Multi-thread environment,  sometimes the  HashMap in PerfLogger.java  will  casue
massive Java Processes hang  and cost  large amounts of unnecessary CPU and Memory.



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