if err := options.ValidateKubeletServer(s); err != nil {
		return err
	}

	// Warn if MemoryQoS enabled with cgroups v1
	if utilfeature.DefaultFeatureGate.Enabled(features.MemoryQoS) &&
		!isCgroup2UnifiedMode() {
		klog.InfoS("Warning: MemoryQoS feature only works with cgroups v2 on Linux, but enabled with cgroups v1")
	}
	// Obtain Kubelet Lock File
	if s.ExitOnLockContention && s.LockFilePath == "" {