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From "Arun C Murthy (Commented) (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (MAPREDUCE-3859) CapacityScheduler incorrectly utilizes extra-resources of queue for high-memory jobs
Date Thu, 16 Feb 2012 02:44:59 GMT

    [ https://issues.apache.org/jira/browse/MAPREDUCE-3859?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13209086#comment-13209086
] 

Arun C Murthy commented on MAPREDUCE-3859:
------------------------------------------

Sergey - can you please try this again by bumping up user-limit-factor to 2 or 3?
                
> CapacityScheduler incorrectly utilizes extra-resources of queue for high-memory jobs
> ------------------------------------------------------------------------------------
>
>                 Key: MAPREDUCE-3859
>                 URL: https://issues.apache.org/jira/browse/MAPREDUCE-3859
>             Project: Hadoop Map/Reduce
>          Issue Type: Bug
>          Components: contrib/capacity-sched
>    Affects Versions: 1.0.0
>         Environment: CDH3u1
>            Reporter: Sergey Tryuber
>
> Imagine, we have a queue A with capacity 10 slots and 20 as extra-capacity, jobs which
use 3 map slots will never consume more than 9 slots, regardless how many free slots on a
cluster.

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