Open Stack

Hi Kevin,

In your data center are you running only Openstack instances with floating
IPs. I am asking this question because you are not using L3 agent which
perform SNAT.

Thanks,
Satya.P

On Tue, Nov 1, 2016 at 9:19 PM, Fox, Kevin M <Kevin.Fox at pnnl.gov> wrote:

> We're running dvr on one of our clouds. ~70 hypervisors currently and more
> getting ready to join. We have not played with dvr+l3ha as it was unstable
> at the time but once there is a migration path, we would like to go there.
>
> So far, DVR has seemed pretty stable and is performing well.
>
> Thanks,
> Kevin
> ________________________________________
> From: Clayton O'Neill [clayton at oneill.net]
> Sent: Tuesday, November 01, 2016 6:18 AM
> To: Satyanarayana Patibandla
> Cc: openstack-operators at lists.openstack.org
> Subject: Re: [Openstack-operators] [Large deployments] Openstack Large
> deployment using DVR
>
> On Tue, Nov 1, 2016 at 7:19 AM, Satyanarayana Patibandla
> <satya.patibandla at gmail.com> wrote:
> > We are planning for a new Openstack large deployment ( Around 25 K VMs).
> For
> > external routing we want to use DVR for instances with floating IP and
> > Network node L3 agent for instances with private IP. Our deployment is
> DVR
> > with L3 HA.It seems still many people not yet started using DVR in
> > production for large deployments. Did anyone use DVR in their
> Large/Medium
> > production deployment. If you can share your experiences that will be
> > helpful to us and that will save most of our time.
>
> I've asked this question in operator sessions at the Summits and at
> the NYC operators mid-cycle with not much response.  In the Neutron
> feedback session last week, there was one person that said he was
> running DVR, but that it had architectural issues with IPv6.  I got
> the impression that his environment was much smaller than what you're
> considering.
>
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>
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