assert.False(t, ok, "pleg should be unhealthy")

	// Advance the clock without any relisting.
	clock.Step(time.Minute * 10)
	ok, _ = pleg.Healthy()
	assert.False(t, ok, "pleg should be unhealthy")

	// Relist and than advance the time by 1 minute. pleg should be healthy
	// because this is within the allowed limit.
	pleg.Relist()
	clock.Step(time.Minute * 1)
	ok, _ = pleg.Healthy()
	assert.True(t, ok, "pleg should be healthy")

	// retried during the next relisting.
	podsToReinspect map[types.UID]*kubecontainer.Pod
	// Stop the Generic PLEG by closing the channel.
	stopCh chan struct{}
	// Locks the relisting of the Generic PLEG
	relistLock sync.Mutex
	// Indicates if the Generic PLEG is running or not
	isRunning bool
	// Locks the start/stop operation of Generic PLEG
	runningMu sync.Mutex
	// Indicates relisting related parameters
	relistDuration *RelistDuration

				if isEventedPLEGInUse() {
					// Fall back to Generic PLEG relisting since Evented PLEG is not working.
					klog.V(4).InfoS("Fall back to Generic PLEG relisting since Evented PLEG is not working")
					e.Stop()
					e.genericPleg.Stop()       // Stop the existing Generic PLEG which runs with longer relisting period when Evented PLEG is in use.

		}
		klet.pleg = pleg.NewGenericPLEG(klet.containerRuntime, eventChannel, genericRelistDuration, klet.podCache, clock.RealClock{})
		// In case Evented PLEG has to fall back on Generic PLEG due to an error,
		// Evented PLEG should be able to reset the Generic PLEG relisting duration
		// to the default value.
		eventedRelistDuration := &pleg.RelistDuration{
			RelistPeriod:    genericPlegRelistPeriod,
			RelistThreshold: genericPlegRelistThreshold,

	// Pod Lifecycle Event Generator (PLEG).
	PLEGRelistDuration = metrics.NewHistogram(
		&metrics.HistogramOpts{
			Subsystem:      KubeletSubsystem,
			Name:           PLEGRelistDurationKey,
			Help:           "Duration in seconds for relisting pods in PLEG.",
			Buckets:        metrics.DefBuckets,
			StabilityLevel: metrics.ALPHA,
		},
	)

	kubelet.resyncInterval = 10 * time.Second
	kubelet.workQueue = queue.NewBasicWorkQueue(fakeClock)
	// Relist period does not affect the tests.
	kubelet.pleg = pleg.NewGenericPLEG(fakeRuntime, make(chan *pleg.PodLifecycleEvent, 100), &pleg.RelistDuration{RelistPeriod: time.Hour, RelistThreshold: genericPlegRelistThreshold}, kubelet.podCache, clock.RealClock{})
	kubelet.clock = fakeClock

	nodeRef := &v1.ObjectReference{

}

// sandboxToKubeContainer converts runtimeapi.PodSandbox to kubecontainer.Container.
// This is only needed because we need to return sandboxes as if they were
// kubecontainer.Containers to avoid substantial changes to PLEG.
// TODO: Remove this once it becomes obsolete.
func (m *kubeGenericRuntimeManager) sandboxToKubeContainer(s *runtimeapi.PodSandbox) (*kubecontainer.Container, error) {
	if s == nil || s.Id == "" {

// SandboxToContainerState converts runtimeapi.PodSandboxState to
// kubecontainer.State.
// This is only needed because we need to return sandboxes as if they were
// kubecontainer.Containers to avoid substantial changes to PLEG.
// TODO: Remove this once it becomes obsolete.
func SandboxToContainerState(state runtimeapi.PodSandboxState) State {
	switch state {
	case runtimeapi.PodSandboxState_SANDBOX_READY:
		return ContainerStateRunning

			if resp.Timestamp == 0 {
				// If the Evented PLEG is enabled in the kubelet, but not in the runtime
				// then the pod status we get will not have the timestamp set.
				// e.g. CI job 'pull-kubernetes-e2e-gce-alpha-features' will runs with
				// features gate enabled, which includes Evented PLEG, but uses the
				// runtime without Evented PLEG support.

	DynamicResourceAllocation featuregate.Feature = "DynamicResourceAllocation"

	// owner: @harche
	// kep: http://kep.k8s.io/3386
	// alpha: v1.25
	//
	// Allows using event-driven PLEG (pod lifecycle event generator) through kubelet
	// which avoids frequent relisting of containers which helps optimize performance.
	EventedPLEG featuregate.Feature = "EventedPLEG"

	// owner: @andrewsykim @SergeyKanzhelev