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Posted to hdfs-issues@hadoop.apache.org by "Rafal Wojdyla (JIRA)" <ji...@apache.org> on 2015/10/28 06:48:27 UTC

[jira] [Updated] (HDFS-9321) Expose extra dispatcher parameters

     [ https://issues.apache.org/jira/browse/HDFS-9321?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Rafal Wojdyla updated HDFS-9321:
--------------------------------
    Summary: Expose extra dispatcher parameters  (was: Expose dispatcher parameters)

> 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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