// only used when node lease feature is enabled.
	NodeStatusReportFrequency metav1.Duration
	// nodeLeaseDurationSeconds is the duration the Kubelet will set on its corresponding Lease.
	NodeLeaseDurationSeconds int32
	// ImageMinimumGCAge is the minimum age for an unused image before it is
	// garbage collected.
	ImageMinimumGCAge metav1.Duration

		// The timeout is the minimum of the lease duration and status update frequency
		leaseTimeout := time.Duration(s.KubeletConfiguration.NodeLeaseDurationSeconds) * time.Second
		if heartbeatClientConfig.Timeout > leaseTimeout {
			heartbeatClientConfig.Timeout = leaseTimeout
		}

		heartbeatClientConfig.QPS = float32(-1)

	}

	leaseDuration := time.Duration(kubeCfg.NodeLeaseDurationSeconds) * time.Second
	renewInterval := time.Duration(float64(leaseDuration) * nodeLeaseRenewIntervalFraction)
	klet.nodeLeaseController = lease.NewController(
		klet.clock,
		klet.heartbeatClient,
		string(klet.nodeName),
		kubeCfg.NodeLeaseDurationSeconds,
		klet.onRepeatedHeartbeatFailure,
		renewInterval,
		string(klet.nodeName),

- PodReadinessGate...

							Ref:         ref("k8s.io/apimachinery/pkg/apis/meta/v1.Duration"),
						},
					},
					"nodeLeaseDurationSeconds": {
						SchemaProps: spec.SchemaProps{