Open Stack

On 4 May 2016 at 14:26, Assaf Muller <assaf at redhat.com> wrote:

> On Wed, May 4, 2016 at 4:54 PM, Kevin Benton <kevin at benton.pub> wrote:
> > Hello,
> >
> > I would like to propose a freeze exception for
> > https://review.openstack.org/#/c/312253/ and
> > https://review.openstack.org/#/c/312254/ . They address a bug in DVR
> that
> > causes floating IPs to eventually break after an L3 agent has been
> > restarted. It's a serious bug but it's very subtle because it takes a
> busy
> > system and bad luck to trigger it.
> >
> > If we decide against the back-port a workaround could be to advise all
> > distros/operators to call the namespace cleanup script every time the l3
> > agent is restarted, which would prevent this issue, but at the cost of
> > disrupting traffic on the agent restart.
>
> That's not something I could seriously suggest to users, meaning that
> said users will just cherry pick these patches anyway. Might as well
> prevent the pain proactively and merge it to stable/kilo.
>

Bear in mind that we don't test DVR on kilo [1] and taking into
consideration also the likelihood of the issue, I would advise against the
backport.

[1]
https://github.com/openstack-infra/project-config/blob/master/zuul/layout.yaml#L2261


>
> >
> >
> > Cheers,
> > Kevin Benton
> >
> >
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