start := metav1.Now()
	done := make(chan struct{})
	go func() {
		defer close(done)
		defer utilruntime.HandleCrash()
		if _, err := m.runner.Run(ctx, containerID, pod, containerSpec, containerSpec.Lifecycle.PreStop); err != nil {
			klog.ErrorS(err, "PreStop hook failed", "pod", klog.KObj(pod), "podUID", pod.UID,

	workersExited := make(chan struct{})

	wg.Add(workersNumber)
	for i := 0; i < workersNumber; i++ {
		go func() {
			// panics don't cross goroutine boundaries
			defer utilruntime.HandleCrash(func(panicReason interface{}) {
				errs <- fmt.Errorf("DeleteCollection goroutine panicked: %v", panicReason)
			})
			defer wg.Done()

			for item := range toProcess {

	dsc.queue.Add(key)
}

// Run begins watching and syncing daemon sets.
func (dsc *DaemonSetsController) Run(ctx context.Context, workers int) {
	defer utilruntime.HandleCrash()

	dsc.eventBroadcaster.StartStructuredLogging(3)
	dsc.eventBroadcaster.StartRecordingToSink(&v1core.EventSinkImpl{Interface: dsc.kubeClient.CoreV1().Events("")})
	defer dsc.eventBroadcaster.Shutdown()

	return nc, nil
}

// Run starts an asynchronous loop that monitors the status of cluster nodes.
func (nc *Controller) Run(ctx context.Context) {
	defer utilruntime.HandleCrash()

	// Start events processing pipeline.
	nc.broadcaster.StartStructuredLogging(3)
	logger := klog.FromContext(ctx)
	logger.Info("Sending events to api server")
	nc.broadcaster.StartRecordingToSink(

	monitor.Register()

	return hpaController
}

// Run begins watching and syncing.
func (a *HorizontalController) Run(ctx context.Context, workers int) {
	defer utilruntime.HandleCrash()
	defer a.queue.ShutDown()

	logger := klog.FromContext(ctx)
	logger.Info("Starting HPA controller")
	defer logger.Info("Shutting down HPA controller")

	metrics.Register()

	return jm, nil
}

// Run the main goroutine responsible for watching and syncing jobs.
func (jm *Controller) Run(ctx context.Context, workers int) {
	defer utilruntime.HandleCrash()
	logger := klog.FromContext(ctx)

	// Start events processing pipeline.
	jm.broadcaster.StartStructuredLogging(3)

		} else {
			outCh = podUpdates
		}

		// spawn a pod worker
		go func() {
			// TODO: this should be a wait.Until with backoff to handle panics, and
			// accept a context for shutdown
			defer runtime.HandleCrash()
			defer klog.V(3).InfoS("Pod worker has stopped", "podUID", uid)
			p.podWorkerLoop(uid, outCh)
		}()
	}

	// measure the maximum latency between a call to UpdatePod and when the pod worker reacts to it