[openstack-dev] [Fuel] [Nailgun] Deadlocks and random test failures

Igor Kalnitsky ikalnitsky at mirantis.com
Wed Dec 30 13:11:06 UTC 2015


Hey Vitaly,

Are you the problem is in deadlock? I see the deadlock detecter
traceback, but not an actual deadlock.

I'm not sure could it be a reason for failure or not, it's better to
ask Alexander Kislitsky.

Thanks,
Igor

On Wed, Dec 30, 2015 at 2:57 PM, Vitaly Kramskikh
<vkramskikh at mirantis.com> wrote:
> Hi,
>
> We have a long-living issue with deadlocks in nailgun which used to almost
> harmless and caused rare test failures. But test failures become more
> frequent and today there is ~20% probability that they will fail on a
> working code, which is really annoying. Moreover, a few weeks ago it started
> to affect UI functional tests: cluster reset task may hang, so this issue
> now may affect real deployments.
>
> I think we need to do something with it ASAP.
>
> --
> Vitaly Kramskikh,
> Fuel UI Tech Lead,
> Mirantis, Inc.
>
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