Hi Mark,
Mark Michelson, Oct 03, 2023 at 23:09:
Hi Robin,
Thanks a bunch for putting these two emails together. I've read through
them and the replies.
I think there's one major issue: a lack of data.
That's my concern as well... The problem is, it is very hard to get
reliable and
Hi Felix,
Felix Huettner, Oct 04, 2023 at 09:24:
> Hi Robin,
>
> i'll try to answer what i can.
>
> On Tue, Oct 03, 2023 at 09:22:53AM +0200, Robin Jarry via discuss wrote:
> > Hi all,
> >
> > Felix Huettner, Oct 02, 2023 at 09:35:
> > > Hi everyone,
Frode Nordahl, Oct 02, 2023 at 10:05:
> > I must admit I don't have enough field experience operating large
> > network fabrics to state what issues multicast can cause with these.
> > This is why I raised this in the cons list :)
> >
> > What specific issues did you have in mind?
>
> It has been
Hi all,
Felix Huettner, Oct 02, 2023 at 09:35:
> Hi everyone,
>
> just want to add my experience below
> On Sun, Oct 01, 2023 at 03:49:31PM -0700, Han Zhou wrote:
> > On Sun, Oct 1, 2023 at 12:34 PM Robin Jarry wrote:
> > >
> > > Hi Han,
> > >
> > > Please see my comments/questions inline.
> > >
Han Zhou, Oct 01, 2023 at 21:30:
> Please note that tunnels are needed not only between nodes related to same
> logical switches, but also when they are related to different logical
> switches connected by logical routers (even multiple LR+LS hops away).
Yep.
> To clarify a little more,
Hi Han,
Please see my comments/questions inline.
Han Zhou, Sep 30, 2023 at 21:59:
> > Distributed mac learning
> >
> >
> > Use one OVS bridge per logical switch with mac learning enabled. Only
> > create the bridge if the logical switch has a port bound to the local
> >
Hi Han,
thanks a lot for your detailed answer.
Han Zhou, Sep 30, 2023 at 01:03:
> > I think ovn-controller only consumes the logical flows. The chassis and
> > port bindings tables are used by northd to updated these logical flows.
>
> Felix was right. For example, port-binding is firstly a
Hi Vladislav, Frode,
Thanks for your replies.
Frode Nordahl, Sep 30, 2023 at 10:55:
> On Sat, Sep 30, 2023 at 9:43 AM Vladislav Odintsov via discuss
> wrote:
> > > On 29 Sep 2023, at 18:14, Robin Jarry via discuss
> > > wrote:
> > >
> >
Felix Huettner, Sep 29, 2023 at 15:23:
> > Distributed mac learning
> >
[snip]
> >
> > Cons:
> >
> > - How to manage seamless upgrades?
> > - Requires ovn-controller to move/plug ports in the correct bridge.
> > - Multiple openflow connections (one per managed bridge).
> >
Hi Felix,
Thanks a lot for your message.
Felix Huettner, Sep 29, 2023 at 14:35:
> I can get that when running 10k ovn-controllers the benefits of
> optimizing cpu and memory load are quite significant. However i am
> unsure about reducing the footprint of ovn-northd.
> When running so many nodes
Hello OVN community,
This is a follow up on the message I have sent today [1]. That second
part focuses on some ideas I have to remove the limitations that were
mentioned in the previous email.
[1]
https://mail.openvswitch.org/pipermail/ovs-discuss/2023-September/052695.html
If you didn't read
Hello OVN community,
I'm glad the subject of this message has caught your attention :-)
I would like to start a discussion about how we could improve OVN on the
following topics:
* Reduce the memory and CPU footprint of ovn-controller, ovn-northd.
* Support scaling of L2 connectivity across
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