Fix labels for spreading benchmark

Nodes where being created with beta zone label, whereas the service was using stable.

Change-Id: I08ba1b6c083217759524236bde3888e527b4a44f

Author: alculquicondor

pkg/scheduler/framework/plugins/podtopologyspread/filtering_test.go

@@ -1076,7 +1076,7 @@ func BenchmarkFilter(b *testing.B) {
 		{
 			name: "1000nodes/single-constraint-zone",
 			pod: st.MakePod().Name("p").Label("foo", "").
-				SpreadConstraint(1, v1.LabelZoneFailureDomain, v1.DoNotSchedule, st.MakeLabelSelector().Exists("foo").Obj()).
+				SpreadConstraint(1, v1.LabelZoneFailureDomainStable, v1.DoNotSchedule, st.MakeLabelSelector().Exists("foo").Obj()).
 				Obj(),
 			existingPodsNum:  10000,
 			allNodesNum:      1000,
@@ -1094,7 +1094,7 @@ func BenchmarkFilter(b *testing.B) {
 		{
 			name: "1000nodes/two-Constraints-zone-node",
 			pod: st.MakePod().Name("p").Label("foo", "").Label("bar", "").
-				SpreadConstraint(1, v1.LabelZoneFailureDomain, v1.DoNotSchedule, st.MakeLabelSelector().Exists("foo").Obj()).
+				SpreadConstraint(1, v1.LabelZoneFailureDomainStable, v1.DoNotSchedule, st.MakeLabelSelector().Exists("foo").Obj()).
 				SpreadConstraint(1, v1.LabelHostname, v1.DoNotSchedule, st.MakeLabelSelector().Exists("bar").Obj()).
 				Obj(),
 			existingPodsNum:  10000,

pkg/scheduler/testing/workload_prep.go

@@ -44,7 +44,7 @@ func MakeNodesAndPodsForEvenPodsSpread(labels map[string]string, existingPodsNum
 	// build nodes
 	for i := 0; i < allNodesNum; i++ {
 		node := MakeNode().Name(fmt.Sprintf("node%d", i)).
-			Label(v1.LabelZoneFailureDomain, fmt.Sprintf("zone%d", i%zones)).
+			Label(v1.LabelZoneFailureDomainStable, fmt.Sprintf("zone%d", i%zones)).
 			Label(v1.LabelHostname, fmt.Sprintf("node%d", i)).Obj()
 		allNodes = append(allNodes, node)
 	}