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sched: remove Unknown queuing literal
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0f3aada51e
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04a40d1f18
@ -118,14 +118,8 @@ func (sched *Scheduler) updateNodeInCache(oldObj, newObj interface{}) {
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klog.Errorf("scheduler cache UpdateNode failed: %v", err)
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}
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// Only activate unschedulable pods if the node became more schedulable.
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// We skip the node property comparison when there is no unschedulable pods in the queue
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// to save processing cycles. We still trigger a move to active queue to cover the case
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// that a pod being processed by the scheduler is determined unschedulable. We want this
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// pod to be reevaluated when a change in the cluster happens.
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if sched.SchedulingQueue.NumUnschedulablePods() == 0 {
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sched.SchedulingQueue.MoveAllToActiveOrBackoffQueue(queue.Unknown)
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} else if event := nodeSchedulingPropertiesChange(newNode, oldNode); event != "" {
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// Only requeue unschedulable pods if the node became more schedulable.
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if event := nodeSchedulingPropertiesChange(newNode, oldNode); event != "" {
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sched.SchedulingQueue.MoveAllToActiveOrBackoffQueue(event)
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}
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}
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@ -18,8 +18,6 @@ package queue
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// Events that trigger scheduler queue to change.
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const (
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// Unknown event
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Unknown = "Unknown"
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// PodAdd is the event when a new pod is added to API server.
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PodAdd = "PodAdd"
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// NodeAdd is the event when a new node is added to the cluster.
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@ -63,9 +61,9 @@ const (
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NodeSpecUnschedulableChange = "NodeSpecUnschedulableChange"
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// NodeAllocatableChange is the event when node allocatable is changed.
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NodeAllocatableChange = "NodeAllocatableChange"
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// NodeLabelsChange is the event when node label is changed.
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// NodeLabelChange is the event when node label is changed.
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NodeLabelChange = "NodeLabelChange"
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// NodeTaintsChange is the event when node taint is changed.
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// NodeTaintChange is the event when node taint is changed.
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NodeTaintChange = "NodeTaintChange"
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// NodeConditionChange is the event when node condition is changed.
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NodeConditionChange = "NodeConditionChange"
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