[jira] [Created] (MESOS-4677) LimitedCpuIsolatorTest.ROOT_CGROUPS_Pids_and_Tids is flaky.

["Bernd Mathiske (JIRA)" <ji...@apache.org>]

Bernd Mathiske created MESOS-4677:
-------------------------------------

             Summary: LimitedCpuIsolatorTest.ROOT_CGROUPS_Pids_and_Tids is flaky.
                 Key: MESOS-4677
                 URL: https://issues.apache.org/jira/browse/MESOS-4677
             Project: Mesos
          Issue Type: Bug
          Components: test
    Affects Versions: 0.27
            Reporter: Bernd Mathiske


This test fails very often when run on CentOS 7, but may also fail elsewhere sometimes. Unfortunately, it tends to only fail when --verbose is not set. The output is this:
{noformat}
[21:45:21][Step 8/8] [ RUN      ] LimitedCpuIsolatorTest.ROOT_CGROUPS_Pids_and_Tids
[21:45:21][Step 8/8] ../../src/tests/containerizer/isolator_tests.cpp:807: Failure
[21:45:21][Step 8/8] Value of: usage.get().threads()
[21:45:21][Step 8/8]   Actual: 0
[21:45:21][Step 8/8] Expected: 1U
[21:45:21][Step 8/8] Which is: 1
[21:45:21][Step 8/8] [  FAILED  ] LimitedCpuIsolatorTest.ROOT_CGROUPS_Pids_and_Tids (94 ms)
{noformat}



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