metrics, err := c.client.PodMetricses(namespace).List(ctx, metav1.ListOptions{LabelSelector: selector.String()})
	if err != nil {
		return nil, time.Time{}, fmt.Errorf("unable to fetch metrics from resource metrics API: %v", err)
	}

	if len(metrics.Items) == 0 {

	// ClusterRoleSelectors holds a list of selectors which will be used to find ClusterRoles and create the rules.
	// If any of the selectors match, then the ClusterRole's permissions will be added
	ClusterRoleSelectors []metav1.LabelSelector
}

// +k8s:deepcopy-gen:interfaces=k8s.io/apimachinery/pkg/runtime.Object

// ClusterRoleBinding references a ClusterRole, but not contain it.  It can reference a ClusterRole in the global namespace,

  // If any of the selectors match, then the ClusterRole's permissions will be added
  // +optional
  // +listType=atomic
  repeated .k8s.io.apimachinery.pkg.apis.meta.v1.LabelSelector clusterRoleSelectors = 1;
}

// ClusterRole is a cluster level, logical grouping of PolicyRules that can be referenced as a unit by a RoleBinding or ClusterRoleBinding.
message ClusterRole {

  // If any of the selectors match, then the ClusterRole's permissions will be added
  // +optional
  repeated k8s.io.apimachinery.pkg.apis.meta.v1.LabelSelector clusterRoleSelectors = 1;
}

// ClusterRole is a cluster level, logical grouping of PolicyRules that can be referenced as a unit by a RoleBinding or ClusterRoleBinding.

  // not accessible from any node in the cluster. If empty, the
  // storage is accessible from all nodes. This field is
  // immutable.
  //
  // +optional
  optional k8s.io.apimachinery.pkg.apis.meta.v1.LabelSelector nodeTopology = 2;

  // storageClassName represents the name of the StorageClass that the reported capacity applies to.
  // It must meet the same requirements as the name of a StorageClass

func getRemainingResourcesCluster(cs cluster.Cluster, gvr schema.GroupVersionResource, ls string) ([]unstructured.Unstructured, []string) {
	usList, _ := cs.Dynamic().Resource(gvr).List(context.TODO(), metav1.ListOptions{LabelSelector: ls})
	var remainingResources []unstructured.Unstructured
	var staleList []string
	if usList != nil && len(usList.Items) != 0 {
		for _, item := range usList.Items {

			expectedHint: framework.Queue,
		},
		{
			name:         "add a new node with matched pod anti-affinity topologyKey",
			pod:          st.MakePod().Name("p").PodAntiAffinity("zone", &metav1.LabelSelector{MatchLabels: map[string]string{"another": "label"}}, st.PodAntiAffinityWithRequiredReq).Obj(),
			newNode:      st.MakeNode().Name("node-a").Label("zone", "zone1").Obj(),
			expectedHint: framework.Queue,
		},
		{

  // budget.
  // A null selector will match no pods, while an empty ({}) selector will select
  // all pods within the namespace.
  // +patchStrategy=replace
  // +optional
  optional k8s.io.apimachinery.pkg.apis.meta.v1.LabelSelector selector = 2;

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

	selectorControlPlane := labels.SelectorFromSet(map[string]string{
		constants.LabelNodeRoleControlPlane: "",
	})
	nodes, err := client.CoreV1().Nodes().List(context.Background(), metav1.ListOptions{
		LabelSelector: selectorControlPlane.String(),
	})
	if err != nil {
		return errors.Wrapf(err, "could not list nodes labeled with %q", constants.LabelNodeRoleControlPlane)
	}

  // In policy/v1, an empty selector will select all pods in the namespace.
  // +optional
  optional .k8s.io.apimachinery.pkg.apis.meta.v1.LabelSelector selector = 2;

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