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implement EnqueueExtensions interface in noderesources
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@ -35,6 +35,7 @@ import (
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var _ framework.PreFilterPlugin = &Fit{}
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var _ framework.PreFilterPlugin = &Fit{}
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var _ framework.FilterPlugin = &Fit{}
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var _ framework.FilterPlugin = &Fit{}
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var _ framework.EnqueueExtensions = &Fit{}
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const (
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const (
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// FitName is the name of the plugin used in the plugin registry and configurations.
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// FitName is the name of the plugin used in the plugin registry and configurations.
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@ -189,6 +190,18 @@ func getPreFilterState(cycleState *framework.CycleState) (*preFilterState, error
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return s, nil
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return s, nil
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}
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}
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// EventsToRegister returns the possible events that may make a Pod
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// failed by this plugin schedulable.
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// NOTE: if in-place-update (KEP 1287) gets implemented, then PodUpdate event
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// should be registered for this plugin since a Pod update may free up resources
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// that make other Pods schedulable.
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func (f *Fit) EventsToRegister() []framework.ClusterEvent {
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return []framework.ClusterEvent{
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{Resource: framework.Pod, ActionType: framework.Delete},
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{Resource: framework.Node, ActionType: framework.Add | framework.UpdateNodeAllocatable},
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}
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}
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// Filter invoked at the filter extension point.
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// Filter invoked at the filter extension point.
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// Checks if a node has sufficient resources, such as cpu, memory, gpu, opaque int resources etc to run a pod.
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// Checks if a node has sufficient resources, such as cpu, memory, gpu, opaque int resources etc to run a pod.
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// It returns a list of insufficient resources, if empty, then the node has all the resources requested by the pod.
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// It returns a list of insufficient resources, if empty, then the node has all the resources requested by the pod.
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