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From "Hadoop QA (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (YARN-1974) add args for DistributedShell to specify a set of nodes on which the tasks run
Date Wed, 23 Apr 2014 10:52:16 GMT

    [ https://issues.apache.org/jira/browse/YARN-1974?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13978062#comment-13978062
] 

Hadoop QA commented on YARN-1974:
---------------------------------

{color:green}+1 overall{color}.  Here are the results of testing the latest attachment 
  http://issues.apache.org/jira/secure/attachment/12641444/YARN-1974.patch
  against trunk revision .

    {color:green}+1 @author{color}.  The patch does not contain any @author tags.

    {color:green}+1 tests included{color}.  The patch appears to include 1 new or modified
test files.

    {color:green}+1 javac{color}.  The applied patch does not increase the total number of
javac compiler warnings.

    {color:green}+1 javadoc{color}.  There were no new javadoc warning messages.

    {color:green}+1 eclipse:eclipse{color}.  The patch built with eclipse:eclipse.

    {color:green}+1 findbugs{color}.  The patch does not introduce any new Findbugs (version
1.3.9) warnings.

    {color:green}+1 release audit{color}.  The applied patch does not increase the total number
of release audit warnings.

    {color:green}+1 core tests{color}.  The patch passed unit tests in hadoop-yarn-project/hadoop-yarn/hadoop-yarn-applications/hadoop-yarn-applications-distributedshell.

    {color:green}+1 contrib tests{color}.  The patch passed contrib unit tests.

Test results: https://builds.apache.org/job/PreCommit-YARN-Build/3611//testReport/
Console output: https://builds.apache.org/job/PreCommit-YARN-Build/3611//console

This message is automatically generated.

> 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
>         Attachments: 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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