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Posted to yarn-issues@hadoop.apache.org by "Vinod Kumar Vavilapalli (JIRA)" <ji...@apache.org> on 2016/10/27 22:52:58 UTC
[jira] [Assigned] (YARN-1974) add args for DistributedShell to
specify a set of nodes on which the tasks run
[ https://issues.apache.org/jira/browse/YARN-1974?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Vinod Kumar Vavilapalli reassigned YARN-1974:
---------------------------------------------
Assignee: Hong Zhiguo (was: Xuan Gong)
Reassigning to original owner [~zhiguohong] but will also credit [~xgong] in the final commit.
> add args for DistributedShell to specify a set of nodes on which the tasks run
> ------------------------------------------------------------------------------
>
> Key: YARN-1974
> URL: https://issues.apache.org/jira/browse/YARN-1974
> Project: Hadoop YARN
> Issue Type: Improvement
> Components: applications/distributed-shell
> Affects Versions: 2.7.0
> Reporter: Hong Zhiguo
> Assignee: Hong Zhiguo
> Priority: Minor
> Labels: oct16-medium
> Attachments: YARN-1974.1.patch, YARN-1974.patch
>
>
> It's very useful to execute a script on a specific set of machines for both testing and maintenance purpose.
> The args "--nodes" and "--relax_locality" are added to DistributedShell. Together with an unit test using miniCluster.
> It's also tested on our real cluster with Fair scheduler.
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