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https://issues.apache.org/jira/browse/YUNIKORN-3240?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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ASF GitHub Bot updated YUNIKORN-3240:
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Labels: pull-request-available (was: )
> Ensure leaf queues doesn't violate parent queue's guaranteed settings
> ---------------------------------------------------------------------
>
> Key: YUNIKORN-3240
> URL: https://issues.apache.org/jira/browse/YUNIKORN-3240
> Project: Apache YuniKorn
> Issue Type: Sub-task
> Components: core - scheduler
> Reporter: Manikandan R
> Assignee: Manikandan R
> Priority: Major
> Labels: pull-request-available
>
> There is a possibility of causing violation (bringing down usage below
> guaranteed resource) when triggering preemption for parent queue to enforce
> the new max quota.
> For example,
> Lowering quota on parent which has children at multiple levels with no
> guaranteed set on any child might end up in preempting victims slightly going
> above the exact required preempted resources in one or more end leaf queues.
> Parent might start with {{{}x{}}}preempted resources, but some of all
> resources released by victims might exceed like {{x+2 or x+3...}} slightly.
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