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Merge pull request #32337 from tengqm/prefernominatednode-ga

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Promote PreferNominatedNode to GA
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Kubernetes Prow Robot
2022-03-22 19:01:58 -07:00
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parent 1fcbaf71d8 dc5d6d7a33
commit 3cab4da486
2 changed files with 5 additions and 3 deletions
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content/en/docs/concepts/scheduling-eviction/pod-priority-preemption.md
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@@ -203,9 +203,10 @@ resources reserved for Pod P and also gives users information about preemptions
in their clusters.
Please note that Pod P is not necessarily scheduled to the "nominated Node".
The scheduler always tries the "nominated Node" before iterating over any other nodes.
After victim Pods are preempted, they get their graceful termination period. If
another node becomes available while scheduler is waiting for the victim Pods to
terminate, scheduler will use the other node to schedule Pod P. As a result
terminate, scheduler may use the other node to schedule Pod P. As a result
`nominatedNodeName` and `nodeName` of Pod spec are not always the same. Also, if
scheduler preempts Pods on Node N, but then a higher priority Pod than Pod P
arrives, scheduler may give Node N to the new higher priority Pod. In such a