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From "Chen He (JIRA)" <j...@apache.org>
Subject [jira] [Assigned] (HDFS-7639) Remove the limitation imposed by dfs.balancer.moverThreads
Date Tue, 20 Jan 2015 18:37:35 GMT

     [ https://issues.apache.org/jira/browse/HDFS-7639?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Chen He reassigned HDFS-7639:
-----------------------------

    Assignee: Chen He

> Remove the limitation imposed by dfs.balancer.moverThreads
> ----------------------------------------------------------
>
>                 Key: HDFS-7639
>                 URL: https://issues.apache.org/jira/browse/HDFS-7639
>             Project: Hadoop HDFS
>          Issue Type: Improvement
>          Components: balancer & mover
>            Reporter: Tsz Wo Nicholas Sze
>            Assignee: Chen He
>
> In Balancer/Mover, the number of dispatcher threads (dfs.balancer.moverThreads) limits
the number of concurrent moves.  Each dispatcher thread sends request to a datanode and then
is blocked for waiting the response.  We should remove such limitation.



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