[ https://issues.apache.org/jira/browse/HDFS-6133?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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zhaoyunjiong updated HDFS-6133:
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Attachment: HDFS-6133-7.patch
Thanks Tsz Wo Nicholas Sze.
Update patch to add targetPinnings, only pin on the favorite datanodes.
> Make Balancer support exclude specified path
> --------------------------------------------
>
> Key: HDFS-6133
> URL: https://issues.apache.org/jira/browse/HDFS-6133
> Project: Hadoop HDFS
> Issue Type: Improvement
> Components: balancer & mover, namenode
> Reporter: zhaoyunjiong
> Assignee: zhaoyunjiong
> Attachments: HDFS-6133-1.patch, HDFS-6133-2.patch, HDFS-6133-3.patch, HDFS-6133-4.patch,
HDFS-6133-5.patch, HDFS-6133-6.patch, HDFS-6133-7.patch, HDFS-6133.patch
>
>
> Currently, run Balancer will destroying Regionserver's data locality.
> If getBlocks could exclude blocks belongs to files which have specific path prefix, like
"/hbase", then we can run Balancer without destroying Regionserver's data locality.
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