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From "Sandy Ryza (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (YARN-2111) In FairScheduler.attemptScheduling, we don't count containers as assigned if they have 0 memory but non-zero cores
Date Wed, 28 May 2014 21:35:02 GMT

     [ https://issues.apache.org/jira/browse/YARN-2111?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Sandy Ryza updated YARN-2111:
-----------------------------

    Summary: In FairScheduler.attemptScheduling, we don't count containers as assigned if
they have 0 memory but non-zero cores  (was: In FairScheduler.attemptScheduling, we won't
count containers as assigned if they have 0 memory but non-zero cores)

> In FairScheduler.attemptScheduling, we don't count containers as assigned if they have
0 memory but non-zero cores
> ------------------------------------------------------------------------------------------------------------------
>
>                 Key: YARN-2111
>                 URL: https://issues.apache.org/jira/browse/YARN-2111
>             Project: Hadoop YARN
>          Issue Type: Bug
>          Components: scheduler
>    Affects Versions: 2.4.0
>            Reporter: Sandy Ryza
>            Assignee: Sandy Ryza
>         Attachments: YARN-2111.patch
>
>
> {code}
>         if (Resources.greaterThan(RESOURCE_CALCULATOR, clusterResource,
>               queueMgr.getRootQueue().assignContainer(node),
>               Resources.none())) {
> {code}
> As RESOURCE_CALCULATOR is a DefaultResourceCalculator, we won't take cores here into
account.



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