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sched: retry unschedule pods immediately after a waiting pod's deletion

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This commit is contained in:
Wei Huang
2021-07-19 15:46:55 -07:00
parent ebc87c39d3
commit dc079acc2b
8 changed files with 312 additions and 101 deletions
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7
pkg/scheduler/eventhandlers.go
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@@ -174,7 +174,12 @@ func (sched *Scheduler) deletePodFromSchedulingQueue(obj interface{}) {
klog.ErrorS(err, "Unable to get profile", "pod", klog.KObj(pod))
return
}
fwk.RejectWaitingPod(pod.UID)
// If a waiting pod is rejected, it indicates it's previously assumed and we're
// removing it from the scheduler cache. In this case, signal a AssignedPodDelete
// event to immediately retry some unscheduled Pods.
if fwk.RejectWaitingPod(pod.UID) {
sched.SchedulingQueue.MoveAllToActiveOrBackoffQueue(queue.AssignedPodDelete, nil)
}
}
func (sched *Scheduler) addPodToCache(obj interface{}) {