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From "Hudson (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HDFS-12262) Ozone: KSM: Reduce default handler thread count from 200
Date Thu, 26 Apr 2018 21:53:09 GMT

    [ https://issues.apache.org/jira/browse/HDFS-12262?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16455186#comment-16455186
] 

Hudson commented on HDFS-12262:
-------------------------------

SUCCESS: Integrated in Jenkins build Hadoop-trunk-Commit #14070 (See [https://builds.apache.org/job/Hadoop-trunk-Commit/14070/])
HDFS-12262. Ozone: KSM: Reduce default handler thread count from 200. (omalley: rev b4aecc10098433dce34f091eb6130fc4a6144ecd)
* (edit) hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/ozone/ksm/KSMConfigKeys.java


> Ozone: KSM: Reduce default handler thread count from 200
> --------------------------------------------------------
>
>                 Key: HDFS-12262
>                 URL: https://issues.apache.org/jira/browse/HDFS-12262
>             Project: Hadoop HDFS
>          Issue Type: Sub-task
>            Reporter: Xiaoyu Yao
>            Assignee: Ajay Kumar
>            Priority: Minor
>             Fix For: HDFS-7240
>
>         Attachments: HDFS-12262-HDFS-7240.01.patch
>
>
> KSMConfigKeys#OZONE_KSM_HANDLER_COUNT_DEFAULT is currently 200. It should be a much smaller
value like (20) by default and customized according to the size of cluster such as the 20Log(N)
where N is the size of the cluster.



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