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https://issues.apache.org/jira/browse/HDFS-11628?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Xiaobing Zhou updated HDFS-11628:
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Attachment: HDFS-11628.000.patch
Posted a patch. Will have a dry run to visualize the changes for sanity check.
> 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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