[jira] [Updated] (YARN-8059) Resource type is ignored when FS decide to preempt

["Szilard Nemeth (JIRA)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/YARN-8059?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Szilard Nemeth updated YARN-8059:
---------------------------------
    Attachment: YARN-8059.006.patch

> Resource type is ignored when FS decide to preempt
> --------------------------------------------------
>
>                 Key: YARN-8059
>                 URL: https://issues.apache.org/jira/browse/YARN-8059
>             Project: Hadoop YARN
>          Issue Type: Bug
>          Components: fairscheduler
>    Affects Versions: 3.0.0
>            Reporter: Yufei Gu
>            Assignee: Szilard Nemeth
>            Priority: Major
>         Attachments: YARN-8059.001.patch, YARN-8059.002.patch, YARN-8059.003.patch, YARN-8059.004.patch, YARN-8059.005.patch, YARN-8059.006.patch
>
>
> Method Fairscheduler#shouldAttemptPreemption doesn't consider resources other than vcore and memory. We may need to rethink it in the resource type scenario. cc [~miklos.szegedi@cloudera.com], [~wilfreds] and [~snemeth].
> {code}
>     if (context.isPreemptionEnabled()) {
>       return (context.getPreemptionUtilizationThreshold() < Math.max(
>           (float) rootMetrics.getAllocatedMB() /
>               getClusterResource().getMemorySize(),
>           (float) rootMetrics.getAllocatedVirtualCores() /
>               getClusterResource().getVirtualCores()));
>     }
> {code}



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