Adam Antal created YUNIKORN-95:
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Summary: 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
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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