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Reduced flakiness of HPA e2e tests.

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Reduced flakiness of HPA e2e tests.
This commit is contained in:
Jerzy Szczepkowski 2016-06-13 09:45:30 +02:00
parent 875a60d030
commit eabe65cba4
2 changed files with 32 additions and 25 deletions
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2
test/e2e/cluster_size_autoscaling.go
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@ -1,5 +1,5 @@
/*
Copyright 2015 The Kubernetes Authors All rights reserved.
Copyright 2016 The Kubernetes Authors All rights reserved.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.

55
test/e2e/horizontal_pod_autoscaling.go
View File

@ -39,38 +39,37 @@ var _ = framework.KubeDescribe("[HPA] Horizontal pod autoscaling (scale resource
var rc *ResourceConsumer
f := framework.NewDefaultFramework("horizontal-pod-autoscaling")
titleUp := "Should scale from 1 pod to 3 pods and from 3 to 5 and verify decision stability"
titleDown := "Should scale from 5 pods to 3 pods and from 3 to 1 and verify decision stability"
titleUp := "Should scale from 1 pod to 3 pods and from 3 to 5"
titleDown := "Should scale from 5 pods to 3 pods and from 3 to 1"
// These tests take ~20 minutes each.
framework.KubeDescribe("[Serial] [Slow] Deployment", func() {
// CPU tests via deployments
It(titleUp, func() {
scaleUp("test-deployment", kindDeployment, rc, f)
scaleUp("test-deployment", kindDeployment, false, rc, f)
})
It(titleDown, func() {
scaleDown("test-deployment", kindDeployment, rc, f)
scaleDown("test-deployment", kindDeployment, false, rc, f)
})
})
framework.KubeDescribe("[Serial] [Slow] ReplicaSet", func() {
// CPU tests via deployments
It(titleUp, func() {
scaleUp("rs", kindReplicaSet, false, rc, f)
})
It(titleDown, func() {
scaleDown("rs", kindReplicaSet, false, rc, f)
})
})
// These tests take ~20 minutes each.
framework.KubeDescribe("[Serial] [Slow] ReplicaSet", func() {
// CPU tests via deployments
It(titleUp, func() {
scaleUp("rs", kindReplicaSet, rc, f)
})
It(titleDown, func() {
scaleDown("rs", kindReplicaSet, rc, f)
})
})
// These tests take ~20 minutes each.
framework.KubeDescribe("[Serial] [Slow] ReplicationController", func() {
// CPU tests via replication controllers
It(titleUp, func() {
scaleUp("rc", kindRC, rc, f)
It(titleUp+" and verify decision stability", func() {
scaleUp("rc", kindRC, true, rc, f)
})
It(titleDown, func() {
scaleDown("rc", kindRC, rc, f)
It(titleDown+" and verify decision stability", func() {
scaleDown("rc", kindRC, true, rc, f)
})
})
@ -136,7 +135,11 @@ func (scaleTest *HPAScaleTest) run(name, kind string, rc *ResourceConsumer, f *f
}
}
func scaleUp(name, kind string, rc *ResourceConsumer, f *framework.Framework) {
func scaleUp(name, kind string, checkStability bool, rc *ResourceConsumer, f *framework.Framework) {
stasis := 0 * time.Minute
if checkStability {
stasis = 10 * time.Minute
}
scaleTest := &HPAScaleTest{
initPods: 1,
totalInitialCPUUsage: 250,
@ -145,23 +148,27 @@ func scaleUp(name, kind string, rc *ResourceConsumer, f *framework.Framework) {
minPods: 1,
maxPods: 5,
firstScale: 3,
firstScaleStasis: 10 * time.Minute,
firstScaleStasis: stasis,
cpuBurst: 700,
secondScale: 5,
}
scaleTest.run(name, kind, rc, f)
}
func scaleDown(name, kind string, rc *ResourceConsumer, f *framework.Framework) {
func scaleDown(name, kind string, checkStability bool, rc *ResourceConsumer, f *framework.Framework) {
stasis := 0 * time.Minute
if checkStability {
stasis = 10 * time.Minute
}
scaleTest := &HPAScaleTest{
initPods: 5,
totalInitialCPUUsage: 400,
totalInitialCPUUsage: 375,
perPodCPURequest: 500,
targetCPUUtilizationPercent: 30,
minPods: 1,
maxPods: 5,
firstScale: 3,
firstScaleStasis: 10 * time.Minute,
firstScaleStasis: stasis,
cpuBurst: 100,
secondScale: 1,
}