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Posted to common-issues@hadoop.apache.org by "Arpit Agarwal (JIRA)" <ji...@apache.org> on 2014/04/30 23:53:15 UTC

[jira] [Updated] (HADOOP-10285) Admin interface to swap callqueue at runtime

     [ https://issues.apache.org/jira/browse/HADOOP-10285?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Arpit Agarwal updated HADOOP-10285:
-----------------------------------

    Assignee: Chris Li

> Admin interface to swap callqueue at runtime
> --------------------------------------------
>
>                 Key: HADOOP-10285
>                 URL: https://issues.apache.org/jira/browse/HADOOP-10285
>             Project: Hadoop Common
>          Issue Type: Sub-task
>            Reporter: Chris Li
>            Assignee: Chris Li
>             Fix For: 3.0.0, 2.4.0
>
>         Attachments: HADOOP-10285.patch, HADOOP-10285.patch, HADOOP-10285.patch, HADOOP-10285.patch, bisection-test.patch, bisection-test.patch, bisection-test.patch, bisection-test.patch, bisection-test.patch
>
>
> We wish to swap the active call queue during runtime in order to do performance tuning without restarting the namenode.
> This patch adds the ability to refresh the call queue on the namenode, through dfsadmin -refreshCallQueue



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