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Execute sync before taking the snapshot

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This commit is contained in:
Mauricio Poppe 2022-01-04 18:07:20 +00:00
parent f5be5052e3
commit 50b2ec2add
1 changed files with 6 additions and 2 deletions
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8
test/e2e/storage/testsuites/snapshottable.go
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@ -142,7 +142,9 @@ func (s *snapshottableTestSuite) DefineTests(driver storageframework.TestDriver,
ginkgo.By("[init] starting a pod to use the claim")
originalMntTestData = fmt.Sprintf("hello from %s namespace", f.Namespace.Name)
command := fmt.Sprintf("echo '%s' > %s", originalMntTestData, datapath)
// After writing data to a file `sync` flushes the data from memory to disk.
// sync is available in the Linux and Windows versions of agnhost.
command := fmt.Sprintf("echo '%s' > %s; sync", originalMntTestData, datapath)
pod = StartInPodWithVolumeSource(cs, *volumeResource.VolSource, f.Namespace.Name, "pvc-snapshottable-tester", command, config.ClientNodeSelection)
@ -422,7 +424,9 @@ func (s *snapshottableTestSuite) DefineTests(driver storageframework.TestDriver,
ginkgo.By("modifying the data in the source PVC")
command := fmt.Sprintf("echo '%s' > %s", modifiedMntTestData, datapath)
// After writing data to a file `sync` flushes the data from memory to disk.
// sync is available in the Linux and Windows versions of agnhost.
command := fmt.Sprintf("echo '%s' > %s; sync", modifiedMntTestData, datapath)
RunInPodWithVolume(cs, f.Timeouts, pvc.Namespace, pvc.Name, "pvc-snapshottable-data-tester", command, config.ClientNodeSelection)
ginkgo.By("creating a pvc from the snapshot")