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fix: register the event in in-flight as necessary at Activate

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This commit is contained in:
Kensei Nakada 2024-11-05 22:21:15 +09:00
parent 8be51d3f32
commit 02459ca59c
1 changed files with 14 additions and 4 deletions
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18
pkg/scheduler/backend/queue/scheduling_queue.go
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@ -92,9 +92,11 @@ type PreEnqueueCheck func(pod *v1.Pod) bool
type SchedulingQueue interface {
framework.PodNominator
Add(logger klog.Logger, pod *v1.Pod)
// Activate moves the given pods to activeQ iff they're in unschedulablePods or backoffQ.
// The passed-in pods are originally compiled from plugins that want to activate Pods,
// by injecting the pods through a reserved CycleState struct (PodsToActivate).
// Activate moves the given pods to activeQ.
// If a pod isn't found in unschedulablePods or backoffQ and it's in-flight,
// the wildcard event is registered so that the pod will be requeued when it comes back.
// But, if a pod isn't found in unschedulablePods or backoffQ and it's not in-flight (i.e., completely unknown pod),
// Activate would ignore the pod.
Activate(logger klog.Logger, pods map[string]*v1.Pod)
// AddUnschedulableIfNotPresent adds an unschedulable pod back to scheduling queue.
// The podSchedulingCycle represents the current scheduling cycle number which can be
@ -590,7 +592,11 @@ func (p *PriorityQueue) Add(logger klog.Logger, pod *v1.Pod) {
}
}
// Activate moves the given pods to activeQ iff they're in unschedulablePods or backoffQ.
// Activate moves the given pods to activeQ.
// If a pod isn't found in unschedulablePods or backoffQ and it's in-flight,
// the wildcard event is registered so that the pod will be requeued when it comes back.
// But, if a pod isn't found in unschedulablePods or backoffQ and it's not in-flight (i.e., completely unknown pod),
// Activate would ignore the pod.
func (p *PriorityQueue) Activate(logger klog.Logger, pods map[string]*v1.Pod) {
p.lock.Lock()
defer p.lock.Unlock()
@ -599,7 +605,11 @@ func (p *PriorityQueue) Activate(logger klog.Logger, pods map[string]*v1.Pod) {
for _, pod := range pods {
if p.activate(logger, pod) {
activated = true
continue
}
// If this pod is in-flight, register the activation event so that the pod will be requeued when it comes back.
p.activeQ.addEventsIfPodInFlight(nil, pod, []framework.ClusterEvent{framework.EventForceActivate})
}
if activated {