[openstack-dev] [neutron][db] Need help resolving a strange error with db connections in tests

Kevin Benton blak111 at gmail.com
Fri Sep 12 08:28:44 UTC 2014


Can you explain a bit about that test? I'm having trouble reproducing it.
On the system (upstream Jenkins) that it's failing on, is postgres
available with that database?

On Thu, Sep 11, 2014 at 7:07 AM, Anna Kamyshnikova <
akamyshnikova at mirantis.com> wrote:

> Hello everyone!
>
> I'm working on implementing test in Neutron that checks that models are
> synchronized with database state [1] [2]. This is very important change as
> during Juno cycle big changes of database structure were done.
>
> I was working on it for rather long time but about three weeks ago strange
> error appeared [3], using AssertionPool shows [4]. The problem is that
> somehow there are more than one connection to database from each test. I
> tried to use locks from lockutils, but it didn’t help. On db meeting we
> decided to add TestCase just for one Ml2 plugin for starters, and then
> continue working on this strange error, that is why there are two change
> requests [1] and [2]. But I found out that somehow even one testcase fails
> with the same error [5] from time to time.
>
> I’m asking for any suggestions that could be done in this case. It is very
> important to get at least [1] merged in Juno.
>
> [1] - https://review.openstack.org/76520
>
> [2] - https://review.openstack.org/120040
>
> [3] - http://paste.openstack.org/show/110158/
>
> [4] - http://paste.openstack.org/show/110159/
>
> [5] -
> http://logs.openstack.org/20/76520/68/check/gate-neutron-python27/63938f9/testr_results.html.gz
>
> Regards,
>
> Ann
>
>
>
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>


-- 
Kevin Benton
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