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Posted to yarn-dev@hadoop.apache.org by "Hong Zhiguo (JIRA)" <ji...@apache.org> on 2014/04/23 12:20:14 UTC

[jira] [Created] (YARN-1974) add args for DistributedShell to specify a set of nodes on which the tasks run

Hong Zhiguo created YARN-1974:
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             Summary: 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
            Reporter: Hong Zhiguo
            Assignee: Hong Zhiguo
            Priority: Minor


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.



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