Merge pull request kubernetes#90063 from neolit123/1.19-use-node-critical-class

kubeadm: switch control-plane static Pods to "system-node-critical"

Author: k8s-ci-robot

cmd/kubeadm/app/util/staticpod/utils.go

@@ -62,7 +62,7 @@ func ComponentPod(container v1.Container, volumes map[string]v1.Volume, annotati
 		},
 		Spec: v1.PodSpec{
 			Containers:        []v1.Container{container},
-			PriorityClassName: "system-cluster-critical",
+			PriorityClassName: "system-node-critical",
 			HostNetwork:       true,
 			Volumes:           VolumeMapToSlice(volumes),
 		},

cmd/kubeadm/app/util/staticpod/utils_test.go

@@ -415,7 +415,7 @@ func TestComponentPod(t *testing.T) {
 							Name: "foo",
 						},
 					},
-					PriorityClassName: "system-cluster-critical",
+					PriorityClassName: "system-node-critical",
 					HostNetwork:       true,
 					Volumes:           []v1.Volume{},
 				},