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Posted to issues@yunikorn.apache.org by "ASF GitHub Bot (Jira)" <ji...@apache.org> on 2023/09/20 15:23:00 UTC
[jira] [Updated] (YUNIKORN-1990) Intra-queue preemption happens
[ https://issues.apache.org/jira/browse/YUNIKORN-1990?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
ASF GitHub Bot updated YUNIKORN-1990:
-------------------------------------
Labels: pull-request-available (was: )
> Intra-queue preemption happens
> ------------------------------
>
> Key: YUNIKORN-1990
> URL: https://issues.apache.org/jira/browse/YUNIKORN-1990
> Project: Apache YuniKorn
> Issue Type: Bug
> Components: core - scheduler
> Reporter: Rainie Li
> Assignee: Rainie Li
> Priority: Major
> Labels: pull-request-available
> Attachments: Screenshot 2023-09-15 at 10.07.46 AM.png, Screenshot 2023-09-15 at 10.08.02 AM.png
>
>
> *Background*
> We noticed preemption happens for jobs within same queue.
>
> *Test we have done*
> * Submitted job1 to root.test-queue.tier1 queue, queue allocated usage went higher than guaranteed resource.
> * Then submitted another Job2 to same queue, queue allocated usage decreased to lower than guaranteed resource.
> * Most executors of Job1 got preempted by Job2
> !Screenshot 2023-09-15 at 10.07.46 AM.png!
> !Screenshot 2023-09-15 at 10.08.02 AM.png!
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