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From "Karthik Kambatla (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (YARN-2154) FairScheduler: Improve preemption to preempt only those containers that would satisfy the incoming request
Date Wed, 02 Mar 2016 01:30:18 GMT

     [ https://issues.apache.org/jira/browse/YARN-2154?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Karthik Kambatla updated YARN-2154:
-----------------------------------
    Issue Type: Sub-task  (was: Improvement)
        Parent: YARN-4752

> FairScheduler: Improve preemption to preempt only those containers that would satisfy
the incoming request
> ----------------------------------------------------------------------------------------------------------
>
>                 Key: YARN-2154
>                 URL: https://issues.apache.org/jira/browse/YARN-2154
>             Project: Hadoop YARN
>          Issue Type: Sub-task
>          Components: fairscheduler
>    Affects Versions: 2.4.0
>            Reporter: Karthik Kambatla
>            Assignee: Arun Suresh
>            Priority: Critical
>         Attachments: YARN-2154.1.patch
>
>
> Today, FairScheduler uses a spray-gun approach to preemption. Instead, it should only
preempt resources that would satisfy the incoming request. 



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