[jira] [Updated] (MAPREDUCE-4327) Enhance CS to schedule accounting for both memory and cpu cores

["Arun C Murthy (JIRA)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/MAPREDUCE-4327?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Arun C Murthy updated MAPREDUCE-4327:
-------------------------------------

    Attachment: MAPREDUCE-4327.patch

Thanks for reviews Bobby. I've incorporated all except the CPU one - not sure if fraction is the right one to go for right now...


Andrew - if you have time, could you pls take a look too? Thanks.
                
> Enhance CS to schedule accounting for both memory and cpu cores
> ---------------------------------------------------------------
>
>                 Key: MAPREDUCE-4327
>                 URL: https://issues.apache.org/jira/browse/MAPREDUCE-4327
>             Project: Hadoop Map/Reduce
>          Issue Type: New Feature
>          Components: mrv2, resourcemanager, scheduler
>    Affects Versions: 2.0.0-alpha
>            Reporter: Arun C Murthy
>            Assignee: Arun C Murthy
>         Attachments: MAPREDUCE-4327-v2.patch, MAPREDUCE-4327-v3.patch, MAPREDUCE-4327-v4.patch, MAPREDUCE-4327-v5.patch, MAPREDUCE-4327.patch, MAPREDUCE-4327.patch, MAPREDUCE-4327.patch
>
>
> With YARN being a general purpose system, it would be useful for several applications (MPI et al) to specify not just memory but also CPU (cores) for their resource requirements. Thus, it would be useful to the CapacityScheduler to account for both.

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