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chore(scheduler): add more log info when no preemption candidates is found in preemption

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This commit is contained in:
googs1025 2025-02-11 13:11:43 +08:00
parent b30944b071
commit 938b5f8262
1 changed files with 2 additions and 2 deletions
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4
pkg/scheduler/framework/preemption/preemption.go
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@ -40,7 +40,6 @@ import (
apipod "k8s.io/kubernetes/pkg/api/v1/pod" apipod "k8s.io/kubernetes/pkg/api/v1/pod"
"k8s.io/kubernetes/pkg/scheduler/framework" "k8s.io/kubernetes/pkg/scheduler/framework"
"k8s.io/kubernetes/pkg/scheduler/framework/parallelize" "k8s.io/kubernetes/pkg/scheduler/framework/parallelize"
"k8s.io/kubernetes/pkg/scheduler/framework/plugins/names"
"k8s.io/kubernetes/pkg/scheduler/metrics" "k8s.io/kubernetes/pkg/scheduler/metrics"
"k8s.io/kubernetes/pkg/scheduler/util" "k8s.io/kubernetes/pkg/scheduler/util"
) )
@ -149,7 +148,7 @@ func NewEvaluator(pluginName string, fh framework.Handle, i Interface, enableAsy
pdbLister := fh.SharedInformerFactory().Policy().V1().PodDisruptionBudgets().Lister() pdbLister := fh.SharedInformerFactory().Policy().V1().PodDisruptionBudgets().Lister()
ev := &Evaluator{ ev := &Evaluator{
PluginName: names.DefaultPreemption, PluginName: pluginName,
Handler: fh, Handler: fh,
PodLister: podLister, PodLister: podLister,
PdbLister: pdbLister, PdbLister: pdbLister,
@ -261,6 +260,7 @@ func (ev *Evaluator) Preempt(ctx context.Context, state *framework.CycleState, p
// Return a FitError only when there are no candidates that fit the pod. // Return a FitError only when there are no candidates that fit the pod.
if len(candidates) == 0 { if len(candidates) == 0 {
logger.V(2).Info("No preemption candidate is found; preemption is not helpful for scheduling", "pod", klog.KObj(pod))
fitError := &framework.FitError{ fitError := &framework.FitError{
Pod: pod, Pod: pod,
NumAllNodes: len(allNodes), NumAllNodes: len(allNodes),