func (c *EndpointSliceConfig) RegisterEventHandler(handler EndpointSliceHandler) {
	c.eventHandlers = append(c.eventHandlers, handler)
}

// Run waits for cache synced and invokes handlers after syncing.
func (c *EndpointSliceConfig) Run(stopCh <-chan struct{}) {
	c.logger.Info("Starting endpoint slice config controller")

	if !cache.WaitForNamedCacheSync("endpoint slice config", stopCh, c.listerSynced) {
		return

	fs.DurationVar(&o.HorizontalPodAutoscalerSyncPeriod.Duration, "horizontal-pod-autoscaler-sync-period", o.HorizontalPodAutoscalerSyncPeriod.Duration, "The period for syncing the number of pods in horizontal pod autoscaler.")

	if quit {
		return false
	}
	defer svmc.queue.Done(key)

	err := svmc.sync(ctx, key)
	if err == nil {
		svmc.queue.Forget(key)
		return true
	}

	klog.FromContext(ctx).V(2).Info("Error syncing SVM resource, retrying", "svm", key, "err", err)
	svmc.queue.AddRateLimited(key)

	return true
}

func (svmc *SVMController) sync(ctx context.Context, key string) error {
	logger := klog.FromContext(ctx)

	startTime := time.Now()
	defer func() {
		logger.V(4).Info("Finished syncing ServiceCIDR)", "ServiceCIDR", key, "elapsed", time.Since(startTime))
	}()

	// TODO(aojea) verify if this present a performance problem
	// restore the radix tree from the current state
	err := c.syncCIDRs()
	if err != nil {
		return err
	}

	logger.V(4).Info("syncing ServiceCIDR", "ServiceCIDR", key)
	cidr, err := c.serviceCIDRLister.Get(key)

	if o == nil {
		return
	}

	fs.DurationVar(&o.PVClaimBinderSyncPeriod.Duration, "pvclaimbinder-sync-period", o.PVClaimBinderSyncPeriod.Duration, "The period for syncing persistent volumes and persistent volume claims")

)

// PersistentVolumeBinderControllerConfiguration contains elements describing
// PersistentVolumeBinderController.
type PersistentVolumeBinderControllerConfiguration struct {
	// pvClaimBinderSyncPeriod is the period for syncing persistent volumes
	// and persistent volume claims.
	PVClaimBinderSyncPeriod metav1.Duration
	// volumeConfiguration holds configuration for volume related features.
	VolumeConfiguration VolumeConfiguration
}

# container over the local network.
function kube::build::sync_to_container() {
  kube::log::status "Syncing sources to container"

  kube::build::start_rsyncd_container

  # rsync filters are a bit confusing.  Here we are syncing everything except
  # output only directories and things that are not necessary like the git
  # directory and generated files. The '- /' filter prevents rsync

		logger.Error(err, "Failed to split meta namespace cache key", "cacheKey", key)
		return err
	}

	startTime := time.Now()
	logger.V(4).Info("Started syncing deployment", "deployment", klog.KRef(namespace, name), "startTime", startTime)
	defer func() {
		logger.V(4).Info("Finished syncing deployment", "deployment", klog.KRef(namespace, name), "duration", time.Since(startTime))
	}()

	deployment, err := dc.dLister.Deployments(namespace).Get(name)

			err := jm.podBackoffStore.removeBackoffRecord(key)
			if err != nil {
				// re-syncing here as the record has to be removed for finished/deleted jobs
				return fmt.Errorf("error removing backoff record %w", err)
			}
			return nil
		}
		return err
	}

	// Skip syncing of the job it is managed by another controller.
	// We cannot rely solely on skipping of queueing such jobs for synchronization,

	configCluster := "syncing"
	if kube.AllSynced(c.configClusterSyncers) {
		configCluster = "synced"
	}
	out := []cluster.DebugInfo{{
		ID:         c.configClusterID,
		SyncStatus: configCluster,
	}}
	// Append each cluster derived from secrets
	for secretName, clusters := range c.cs.All() {
		for clusterID, c := range clusters {
			syncStatus := "syncing"
			if c.Closed() {