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From "Omkar Vinit Joshi (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (YARN-685) Capacity Scheduler is not distributing the reducers tasks across the cluster
Date Fri, 19 Jul 2013 02:44:49 GMT

    [ https://issues.apache.org/jira/browse/YARN-685?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13713285#comment-13713285
] 

Omkar Vinit Joshi commented on YARN-685:
----------------------------------------

[~raviprak] can you please tell me what is <value-1> and <value-2>?? I think first
one is nodes..what is second?
also what do you mean here?
{code}
For 23, Reduce: 
2 1
32 2
1 4
{code}
                
> Capacity Scheduler is not distributing the reducers tasks across the cluster
> ----------------------------------------------------------------------------
>
>                 Key: YARN-685
>                 URL: https://issues.apache.org/jira/browse/YARN-685
>             Project: Hadoop YARN
>          Issue Type: Bug
>          Components: capacityscheduler
>    Affects Versions: 2.0.4-alpha
>            Reporter: Devaraj K
>
> If we have reducers whose total memory required to complete is less than the total cluster
memory, it is not assigning the reducers to all the nodes uniformly(~uniformly). Also at that
time there are no other jobs or job tasks running in the cluster.

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