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https://issues.apache.org/jira/browse/HDFS-12570?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16202847#comment-16202847
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Uma Maheswara Rao G commented on HDFS-12570:
--------------------------------------------
+1 on the latest patch. Thanks Rakesh for updating the patch. Thanks
[~surendrasingh] for the reviews.
> [SPS]: Refactor Co-ordinator datanode logic to track the block storage
> movements
> --------------------------------------------------------------------------------
>
> Key: HDFS-12570
> URL: https://issues.apache.org/jira/browse/HDFS-12570
> Project: Hadoop HDFS
> Issue Type: Sub-task
> Components: datanode, namenode
> Reporter: Rakesh R
> Assignee: Rakesh R
> Attachments: HDFS-12570-HDFS-10285-00.patch,
> HDFS-12570-HDFS-10285-01.patch, HDFS-12570-HDFS-10285-02.patch,
> HDFS-12570-HDFS-10285-03.patch, HDFS-12570-HDFS-10285-04.patch
>
>
> This task is to refactor the C-DN block storage movements. Basically, the
> idea is to move the scheduling and tracking logic to Namenode rather than at
> the special C-DN. Please refer the discussion with [~andrew.wang] to
> understand the [background and the necessity of
> refactoring|https://issues.apache.org/jira/browse/HDFS-10285?focusedCommentId=16141060&page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel#comment-16141060].
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