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https://issues.apache.org/jira/browse/YUNIKORN-95?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17085526#comment-17085526
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Wilfred Spiegelenburg commented on YUNIKORN-95:
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backported into 0.8 as we had other changes that needed to go into the shim
> YuniKorn does not emit FailedScheduling event to k8s if pod uses non-existing
> PVC
> ---------------------------------------------------------------------------------
>
> Key: YUNIKORN-95
> URL: https://issues.apache.org/jira/browse/YUNIKORN-95
> Project: Apache YuniKorn
> Issue Type: Bug
> Components: shim - yarn
> Reporter: Adam Antal
> Assignee: Adam Antal
> Priority: Critical
> Labels: pull-request-available
> Fix For: 0.8
>
> Time Spent: 20m
> Remaining Estimate: 0h
>
> If a pod uses a non-existing PVC, the default-scheduler emit the following
> event to Kubernetes:
> {noformat}
> Events:
> Type Reason Age From Message
> ---- ------ ---- ---- -------
> Warning FailedScheduling 45s default-scheduler persistentvolumeclaim
> "ebs-claim-auto" not found
> {noformat}
> YuniKorn does not emit such event, we only know what has happened by checking
> the logs:
> {noformat}
> 2020-04-10T00:09:06.620Z DEBUG cache/task.go:404 checking PVC
> {"name": "non-existing-pvc"}
> 2020-04-10T00:09:06.620Z DEBUG cache/application.go:277 task is
> not ready for scheduling {"appID": "pod-with-non-existing-pvc",
> "taskID": "5c3961d1-7abf-11ea-b27d-02ea8179ac42", "error":
> "persistentvolumeclaim \"non-existing-pvc\" not found"}
> {noformat}
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