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https://issues.apache.org/jira/browse/YUNIKORN-1990?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17767168#comment-17767168
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Rainie Li edited comment on YUNIKORN-1990 at 9/20/23 7:17 PM:
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[~zhuqi] I have been actively investigating this issue since I found this
issue.
I am still actively working on it, does it make sense?
was (Author: rainieli):
[~zhuqi] I have been actively investigating this issue since I found this
issue.
I would like to continue working on it. Does it make sense?
> 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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