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From "Junping Du (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (YARN-3769) Consider user limit when calculating total pending resource for preemption policy in Capacity Scheduler
Date Fri, 06 Jan 2017 07:27:59 GMT

     [ https://issues.apache.org/jira/browse/YARN-3769?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Junping Du updated YARN-3769:
-----------------------------
    Fix Version/s: 2.8.0

> Consider user limit when calculating total pending resource for preemption policy in
Capacity Scheduler
> -------------------------------------------------------------------------------------------------------
>
>                 Key: YARN-3769
>                 URL: https://issues.apache.org/jira/browse/YARN-3769
>             Project: Hadoop YARN
>          Issue Type: Bug
>          Components: capacityscheduler
>    Affects Versions: 2.6.0, 2.7.0, 2.8.0
>            Reporter: Eric Payne
>            Assignee: Eric Payne
>             Fix For: 2.8.0, 2.7.3, 3.0.0-alpha1
>
>         Attachments: YARN-3769-branch-2.002.patch, YARN-3769-branch-2.6.001.patch, YARN-3769-branch-2.6.002.patch,
YARN-3769-branch-2.7.002.patch, YARN-3769-branch-2.7.003.patch, YARN-3769-branch-2.7.005.patch,
YARN-3769-branch-2.7.006.patch, YARN-3769-branch-2.7.007.patch, YARN-3769.001.branch-2.7.patch,
YARN-3769.001.branch-2.8.patch, YARN-3769.003.patch, YARN-3769.004.patch, YARN-3769.005.patch
>
>
> We are seeing the preemption monitor preempting containers from queue A and then seeing
the capacity scheduler giving them immediately back to queue A. This happens quite often and
causes a lot of churn.



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