hadoop-mapreduce-issues mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From "Gera Shegalov (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (MAPREDUCE-4986) Document the locality effect of preemption timeouts in FairScheduler when mapred.fairscheduler.preemption is off
Date Thu, 07 Feb 2013 00:32:12 GMT

     [ https://issues.apache.org/jira/browse/MAPREDUCE-4986?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Gera Shegalov updated MAPREDUCE-4986:
-------------------------------------

    Attachment: MAPREDUCE-4986-branch-1.patch
    
> Document the locality effect of preemption timeouts in FairScheduler when mapred.fairscheduler.preemption
is off
> ----------------------------------------------------------------------------------------------------------------
>
>                 Key: MAPREDUCE-4986
>                 URL: https://issues.apache.org/jira/browse/MAPREDUCE-4986
>             Project: Hadoop Map/Reduce
>          Issue Type: Bug
>          Components: contrib/fair-share, documentation
>    Affects Versions: 1.1.1
>            Reporter: Gera Shegalov
>         Attachments: MAPREDUCE-4986-branch-1.patch
>
>
> fair_scheduler.xml does not mention the delay scheduling algorithm. Furthermore, it does
not explain that in getAllowedLocalityLevel the preemption timeouts are used to disable the
locality delay scheduling for the starved pool when mapred.fairscheduler.preemption=false
(default).

--
This message is automatically generated by JIRA.
If you think it was sent incorrectly, please contact your JIRA administrators
For more information on JIRA, see: http://www.atlassian.com/software/jira

Mime
View raw message