Changed constans to reduce hpa e2e test flakiness.

test/e2e/autoscaling_utils.go

@@ -272,7 +272,7 @@ func (rc *ResourceConsumer) GetReplicas() int {
 }
 
 func (rc *ResourceConsumer) WaitForReplicas(desiredReplicas int) {
-	timeout := 10 * time.Minute
+	timeout := 15 * time.Minute
 	for start := time.Now(); time.Since(start) < timeout; time.Sleep(20 * time.Second) {
 		if desiredReplicas == rc.GetReplicas() {
 			framework.Logf("%s: current replicas number is equal to desired replicas number: %d", rc.kind, desiredReplicas)

test/e2e/horizontal_pod_autoscaling.go

@@ -169,7 +169,7 @@ func scaleDown(name, kind string, checkStability bool, rc *ResourceConsumer, f *
 		maxPods:                     5,
 		firstScale:                  3,
 		firstScaleStasis:            stasis,
-		cpuBurst:                    100,
+		cpuBurst:                    10,
 		secondScale:                 1,
 	}
 	scaleTest.run(name, kind, rc, f)