On Tue, Apr 19, 2011 at 6:27 AM, Jan Stancek <[email protected]> wrote:
>
> There were failures caused by incomplete cleanup,
> leaving groups behind after some stress tests.
> Some stress tests failed to complete upon receiving SIGUSR1.
>
> 1. dmesg can rotate and number of found bugs can actually go down
> clear the buffer before test to avoid this
>
> 2. test_5: test should mount 2 subsystems, but mount command
> says "$subsys" instead of "$subsys2"
>
> 3. test_6: test may leave groups behind, fix rmdir
> to match test_6_1.sh
>
> 4. test_7_2: mounts whole cgroup not $subsys
>
> 5. test_10: can leave cgroups umounted before cleanup
> make sure cgroups are mounted before doing cleanup
>
> 6. test_*.sh scripts use trap in loop, which may cause bash
> to miss signal, see https://bugzilla.redhat.com/show_bug.cgi?id=695656
> move trap outside loop to avoid it
I personally don't have a lot of context into cgroups, but when is
it acceptable for Linux to send SIGUSR1 when mounting, unmounting, or
removing cgroup directories?
Thanks,
-Garrett
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