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Merge pull request #81727 from odinuge/flaky-hugepage-test

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Fix flaky hugepages tests by decreasing page count
This commit is contained in:
Kubernetes Prow Robot 2019-08-26 20:54:52 -07:00 committed by GitHub
commit ee73d27d51
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1 changed files with 7 additions and 7 deletions
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14
test/e2e_node/hugepages_test.go
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@ -84,9 +84,9 @@ func makePodToVerifyHugePages(baseName string, hugePagesLimit resource.Quantity)
return pod
}
// configureHugePages attempts to allocate 100Mi of 2Mi hugepages for testing purposes
// configureHugePages attempts to allocate 10Mi of 2Mi hugepages for testing purposes
func configureHugePages() error {
err := exec.Command("/bin/sh", "-c", "echo 50 > /proc/sys/vm/nr_hugepages").Run()
err := exec.Command("/bin/sh", "-c", "echo 5 > /proc/sys/vm/nr_hugepages").Run()
if err != nil {
return err
}
@ -99,10 +99,10 @@ func configureHugePages() error {
return err
}
e2elog.Logf("HugePages_Total is set to %v", numHugePages)
if numHugePages == 50 {
if numHugePages == 5 {
return nil
}
return fmt.Errorf("expected hugepages %v, but found %v", 50, numHugePages)
return fmt.Errorf("expected hugepages %v, but found %v", 5, numHugePages)
}
// releaseHugePages releases all pre-allocated hugepages
@ -154,7 +154,7 @@ func runHugePagesTests(f *framework.Framework) {
Limits: v1.ResourceList{
v1.ResourceName("cpu"): resource.MustParse("10m"),
v1.ResourceName("memory"): resource.MustParse("100Mi"),
v1.ResourceName("hugepages-2Mi"): resource.MustParse("50Mi"),
v1.ResourceName("hugepages-2Mi"): resource.MustParse("6Mi"),
},
},
},
@ -163,7 +163,7 @@ func runHugePagesTests(f *framework.Framework) {
})
podUID := string(pod.UID)
ginkgo.By("checking if the expected hugetlb settings were applied")
verifyPod := makePodToVerifyHugePages("pod"+podUID, resource.MustParse("50Mi"))
verifyPod := makePodToVerifyHugePages("pod"+podUID, resource.MustParse("6Mi"))
f.PodClient().Create(verifyPod)
err := e2epod.WaitForPodSuccessInNamespace(f.ClientSet, verifyPod.Name, f.Namespace.Name)
framework.ExpectNoError(err)
@ -194,7 +194,7 @@ var _ = SIGDescribe("HugePages [Serial] [Feature:HugePages][NodeFeature:HugePage
ginkgo.By("by waiting for hugepages resource to become available on the local node")
gomega.Eventually(func() string {
return pollResourceAsString(f, "hugepages-2Mi")
}, 30*time.Second, framework.Poll).Should(gomega.Equal("100Mi"))
}, 30*time.Second, framework.Poll).Should(gomega.Equal("10Mi"))
})
runHugePagesTests(f)