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Merge pull request #35964 from wojtek-t/fix_large_density_test

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Fix density test in large clusters
This commit is contained in:
Wojciech Tyczynski 2016-11-01 15:13:38 +01:00 committed by GitHub
commit 63954ccd0e
1 changed files with 10 additions and 6 deletions
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16
test/e2e/density.go
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@ -57,7 +57,6 @@ type DensityTestConfig struct {
ClientSet internalclientset.Interface
PollInterval time.Duration
PodCount int
Timeout time.Duration
}
func density30AddonResourceVerifier(numNodes int) map[string]framework.ResourceConstraint {
@ -193,8 +192,10 @@ func runDensityTest(dtc DensityTestConfig) time.Duration {
rcConfig := dtc.Configs[i]
go func() {
defer GinkgoRecover()
// Call wg.Done() in defer to avoid blocking whole test
// in case of error from RunRC.
defer wg.Done()
framework.ExpectNoError(framework.RunRC(rcConfig))
wg.Done()
}()
}
logStopCh := make(chan struct{})
@ -389,7 +390,6 @@ var _ = framework.KubeDescribe("Density", func() {
fileHndl, err := os.Create(fmt.Sprintf(framework.TestContext.OutputDir+"/%s/pod_states.csv", uuid))
framework.ExpectNoError(err)
defer fileHndl.Close()
timeout := 10 * time.Minute
// nodeCountPerNamespace and CreateNamespaces are defined in load.go
numberOfRCs := (nodeCount + nodeCountPerNamespace - 1) / nodeCountPerNamespace
@ -397,6 +397,10 @@ var _ = framework.KubeDescribe("Density", func() {
framework.ExpectNoError(err)
RCConfigs := make([]testutils.RCConfig, numberOfRCs)
// Since all RCs are created at the same time, timeout for each config
// has to assume that it will be run at the very end.
podThroughput := 20
timeout := time.Duration(totalPods/podThroughput)*time.Second + 3*time.Minute
for i := 0; i < numberOfRCs; i++ {
RCName := fmt.Sprintf("density%v-%v-%v", totalPods, i, uuid)
nsName := namespaces[i].Name
@ -406,6 +410,7 @@ var _ = framework.KubeDescribe("Density", func() {
Namespace: nsName,
Labels: map[string]string{"type": "densityPod"},
PollInterval: itArg.interval,
Timeout: timeout,
PodStatusFile: fileHndl,
Replicas: (totalPods + numberOfRCs - 1) / numberOfRCs,
CpuRequest: nodeCpuCapacity / 100,
@ -420,7 +425,6 @@ var _ = framework.KubeDescribe("Density", func() {
Configs: RCConfigs,
PodCount: totalPods,
PollInterval: itArg.interval,
Timeout: timeout,
}
e2eStartupTime = runDensityTest(dConfig)
if itArg.runLatencyTest {
@ -530,8 +534,9 @@ var _ = framework.KubeDescribe("Density", func() {
wg.Wait()
By("Waiting for all Pods begin observed by the watch...")
waitTimeout := 10 * time.Minute
for start := time.Now(); len(watchTimes) < nodeCount; time.Sleep(10 * time.Second) {
if time.Since(start) < timeout {
if time.Since(start) < waitTimeout {
framework.Failf("Timeout reached waiting for all Pods being observed by the watch.")
}
}
@ -671,7 +676,6 @@ var _ = framework.KubeDescribe("Density", func() {
Configs: RCConfigs,
PodCount: totalPods,
PollInterval: 10 * time.Second,
Timeout: 10 * time.Minute,
}
e2eStartupTime = runDensityTest(dConfig)
cleanupDensityTest(dConfig)