[Openstack-operators] [Large deployments] Openstack Large deployment using DVR

Satyanarayana Patibandla satya.patibandla at gmail.com
Tue Nov 1 13:39:11 UTC 2016

Thanks for your response. We are assuming that if we use DVR with L3 HA
there is no need of network segment/cluster. Could you please share your
thoughts on this.

On Tue, Nov 1, 2016 at 6:48 PM, Clayton O'Neill <clayton at oneill.net> wrote:

> 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
> > 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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