"description": "RuntimeClass defines a class of container runtime supported in the cluster. The RuntimeClass is used to determine which container runtime is used to run all containers in a pod. RuntimeClasses are manually defined by a user or cluster provisioner, and referenced in the PodSpec. The Kubelet is responsible for resolving the RuntimeClassName reference before running the pod.  For more details, see https://kubernetes.io/docs/concepts/c...

	// Set up iptables util rules
	if kl.makeIPTablesUtilChains {
		kl.initNetworkUtil()
	}

	// Start component sync loops.
	kl.statusManager.Start()

	// Start syncing RuntimeClasses if enabled.
	if kl.runtimeClassManager != nil {
		kl.runtimeClassManager.Start(wait.NeverStop)
	}

	// Start the pod lifecycle event generator.
	kl.pleg.Start()