[Openstack-operators] [nova][neutron] What are your cells networking use cases?
carl at ecbaldwin.net
Fri Feb 26 18:47:23 UTC 2016
On Fri, Feb 26, 2016 at 4:21 AM, Belmiro Moreira
<moreira.belmiro.email.lists at gmail.com> wrote:
> thanks Carl for info about the DHCP plans.
> Our DHCP concern is because currently the DHCP agent needs to be assigned
> to a network and then it creates a port for each subnet.
Right, this is a concern for me too.
> In our infrastructure we only consider a network with several hundred
> By default the DHCP agent runs in the network node however when using
> networks and segmentation the DHCP requests will not reach it.
Yep, that is the issue.
> My understanding is that the plan is to have the DHCP agent per segment.
> That is great.
> But it will continue to create a port per subnet?
> Looking into our usecase (only provided networks with segmentation) I don't
> see why it
> should create ports.
So, we'll need to look in to this. It might be something we can look
at independently. First, I'd like a little more information on your
"several hundred subnets." Do you see these mapping to hundreds of
segments? I guess what I'm after is "what do you envision will be
your ratio of subnets to segments?"
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