kubernetes: Flaky test: [sig-storage] In-tree Volumes [Driver: nfs] [Testpattern: Dynamic PV (default fs)] volumeIO should write files of various sizes, verify size, validate content [Slow]

Is this a BUG REPORT or FEATURE REQUEST?: @kubernetes/sig-storage-bugs

What happened: Only the newly added nfs external provisioner volume IO test is flaking.

/go/src/k8s.io/kubernetes/_output/dockerized/go/src/k8s.io/kubernetes/test/e2e/storage/testsuites/volume_io.go:152
Expected error:
    <*errors.errorString | 0xc4210e8030>: {
        s: "size of file /opt/volume/e2e-tests-volumes-rbzqh/nfs_io_test_e2e-tests-volumes-rbzqh-1048576 is 123904, expected 1048576",
    }
    size of file /opt/volume/e2e-tests-volumes-rbzqh/nfs_io_test_e2e-tests-volumes-rbzqh-1048576 is 123904, expected 1048576
not to have occurred
/go/src/k8s.io/kubernetes/_output/dockerized/go/src/k8s.io/kubernetes/test/e2e/storage/testsuites/volume_io.go:157

I wonder if the pod is getting killed due to cpu/memory limits. Could it be a problem with limits set by ganesha?

About this issue

Original URL
State: closed
Created 6 years ago
Comments: 21 (19 by maintainers)

Commits related to this issue

Fix nfs external provisioner to use containerized backend instead of ganesha Fixes: #68097 — committed to mkimuram/kubernetes by mkimuram 6 years ago

Most upvoted comments

@mkimuram I want to move the test to use https://github.com/kubernetes-incubator/external-storage/tree/master/nfs-client + NewNFSServer. We can reduce write size etc. in the meantime.

wongma7 on Aug 31, 2018