[openstack-dev] Multinode testing with devstack and neutron broken

Clark Boylan cboylan at sapwetik.org
Tue Oct 11 23:43:01 UTC 2016


On Tue, Oct 11, 2016, at 04:32 PM, Armando M. wrote:
> On 11 October 2016 at 14:09, Clark Boylan <cboylan at sapwetik.org> wrote:
> 
> > Hello everyone,
> >
> > Currently multinode testing + neutron is broken in clouds that use
> > portions of 10.0.0.0/8 for their networking due to route conflicts with
> > devstack + neutron deployments. https://bugs.launchpad.net/bugs/1629133
> > is tracking the issue for us. I would like to see this get resolved
> > properly before we do further work on multinode testing as it is
> > difficult to review and determine what failures are legit vs which
> > failures are related to this bug and whether or not a specific multinode
> > test has decided to workaround the issue.
> >
> > The change to use subnet pools in devstack is a non backward compatible
> > change for devstack currently and it doesn't appear to have been
> > documented in devstack at all. Would be great if we can finally fix this
> > and get testing back to working and however we fix it ensure that
> > devstack has the appropriate documentation.
> >
> 
> What is holding [1] back? Merging that would resolve the issue, then we
> can
> drill down into why subnetpools interfere with the underlying networking
> setup. I have asked Carl to look into broken build [2]
> 
> [1] https://review.openstack.org/#/c/379543/
> [2]
> http://logs.openstack.org/78/381278/2/check/gate-tempest-dsvm-neutron-multinode-full-ubuntu-xenial/7f82862/console.html.gz

Yours is one of the two -1's on the change :) I think that devstack core
is probably holding back due to the two -1s there. If we are ok with
iterating on making it better rather than all in one shot maybe that
change is good for now and we can update the reviews?

Clark



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