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https://issues.apache.org/jira/browse/HDFS-9321?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15025641#comment-15025641
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Tsz Wo Nicholas Sze commented on HDFS-9321:
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> To balance our cluster faster ...
We did significant Balancer performance improvement recently; see HDFS-8825,
especially HDFS-8818. Have you tried it?
> Expose extra dispatcher parameters
> ----------------------------------
>
> Key: HDFS-9321
> URL: https://issues.apache.org/jira/browse/HDFS-9321
> Project: Hadoop HDFS
> Issue Type: Improvement
> Components: balancer & mover, HDFS
> Affects Versions: 2.7.1
> Reporter: Rafal Wojdyla
> Assignee: Rafal Wojdyla
> Labels: has-patch
> Attachments: HDFS-9321.patch_1
>
>
> To balance our cluster faster it was helpful to tune some hardcoded settings
> from dispatcher - which is used by balancer. Including:
> * max number of no-pending-move iterations
> * max iteration time
> * source wait time
> This patch adds exposes those parameters via configuration keys.
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