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Posted to hdfs-issues@hadoop.apache.org by "Xiaobing Zhou (JIRA)" <ji...@apache.org> on 2017/04/05 18:11:41 UTC

[jira] [Updated] (HDFS-11628) Clarify behaviors of HDFS Mover in documentation

     [ https://issues.apache.org/jira/browse/HDFS-11628?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Xiaobing Zhou updated HDFS-11628:
---------------------------------
    Status: Patch Available  (was: Open)

> Clarify behaviors of HDFS Mover in documentation
> ------------------------------------------------
>
>                 Key: HDFS-11628
>                 URL: https://issues.apache.org/jira/browse/HDFS-11628
>             Project: Hadoop HDFS
>          Issue Type: Improvement
>            Reporter: Xiaobing Zhou
>            Assignee: Xiaobing Zhou
>              Labels: docuentation
>         Attachments: HDFS-11628.000.patch
>
>
> It's helpful to state that Mover always tries to move block replicas within the same node whenever possible. If that is not possible (e.g. when a node doesn’t have the target storage type) then it will copy the block replica to another node over the network.



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