// can have their pods stopped for an update at any given time. The update
	// starts by stopping at most 30% of those DaemonSet pods and then brings
	// up new DaemonSet pods in their place. Once the new pods are available,
	// it then proceeds onto other DaemonSet pods, thus ensuring that at least
	// 70% of original number of DaemonSet pods are available at all times during
	// the update.
	// +optional

	}

	// When surging, we create new pods whenever an old pod is unavailable, and we can create up
	// to maxSurge extra pods
	//
	// Assumptions:
	// * Expect manage loop to allow no more than two pods per node, one old, one new
	// * Expect manage loop will create new pods if there are no pods on node
	// * Expect manage loop will handle failed pods

	if len(pods) > 0 {
		RecordNodeEvent(ctx, recorder, nodeName, nodeUID, v1.EventTypeNormal, "DeletingAllPods", fmt.Sprintf("Deleting all Pods from Node %v.", nodeName))
	}

	for i := range pods {
		// Defensive check, also needed for tests.
		if pods[i].Spec.NodeName != nodeName {
			continue
		}

		// Pod will be modified, so making copy is required.
		pod := pods[i].DeepCopy()

	// can be scaled down further, followed by scaling up the new ReplicaSet, ensuring
	// that the total number of pods available at all times during the update is at
	// least 70% of desired pods.
	// +optional
	MaxUnavailable *intstr.IntOrString `json:"maxUnavailable,omitempty" protobuf:"bytes,1,opt,name=maxUnavailable"`

	// The maximum number of pods that can be scheduled above the desired number of
	// pods.

				Obj(),
			oldPod:       st.MakePod().Node("fake-node").Label("bar", "").Obj(),
			expectedHint: framework.QueueSkip,
		},
		{
			name: "update pod's non-related label",
			pod: st.MakePod().Name("p").Label("foo", "").
				SpreadConstraint(1, "zone", v1.DoNotSchedule, fooSelector, nil, nil, nil, nil).
				Obj(),

	"targetAverageValue":       "targetAverageValue is the target value of the average of the resource metric across all relevant pods, as a raw value (instead of as a percentage of the request), similar to the \"pods\" metric source type.",

	// A null selector will match no pods, while an empty ({}) selector will select
	// all pods within the namespace.
	// +patchStrategy=replace
	// +optional
	Selector *metav1.LabelSelector `json:"selector,omitempty" patchStrategy:"replace" protobuf:"bytes,2,opt,name=selector"`

	// An eviction is allowed if at most "maxUnavailable" pods selected by
	// "selector" are unavailable after the eviction, i.e. even in absence of

	"currentReplicas":    "currentReplicas is current number of replicas of pods managed by this autoscaler, as last seen by the autoscaler.",
	"desiredReplicas":    "desiredReplicas is the desired number of replicas of pods managed by this autoscaler, as last calculated by the autoscaler.",

	}
	podList, err := c.podLister.Pods(namespace).List(selector)
	if err != nil {
		return 0, 0, 0, time.Time{}, fmt.Errorf("unable to get pods while calculating replica count: %v", err)
	}
	if len(podList) == 0 {
		return 0, 0, 0, time.Time{}, fmt.Errorf("no pods returned by selector while calculating replica count")
	}

	"maxSurge":       "The maximum number of...