MinimumGCAge:            metav1.Duration{Duration: 0},
		RegisterSchedulable:     true,
		NodeLabels:              make(map[string]string),
	}
}

// ValidateKubeletFlags validates Kubelet's configuration flags and returns an error if they are invalid.
func ValidateKubeletFlags(f *KubeletFlags) error {
	unknownLabels := sets.NewString()
	invalidLabelErrs := make(map[string][]string)
	for k, v := range f.NodeLabels {