Re: [ovs-discuss] OVN: scaling L2 networks beyond 10k chassis - issues

2023-10-04 Thread Robin Jarry via discuss
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 actiona

Re: [ovs-discuss] OVN: scaling L2 networks beyond 10k chassis - issues

2023-10-03 Thread Mark Michelson via discuss
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. I think the four bullet points you listed below are admirable goals. The problem is that I think we're putting the cart before the horse wi

Re: [ovs-discuss] OVN: scaling L2 networks beyond 10k chassis - issues

2023-10-02 Thread Robin Jarry via discuss
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, openstack

Re: [ovs-discuss] OVN: scaling L2 networks beyond 10k chassis - issues

2023-10-01 Thread Han Zhou via discuss
On Sun, Oct 1, 2023 at 9:06 AM Robin Jarry wrote: > > 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.

Re: [ovs-discuss] OVN: scaling L2 networks beyond 10k chassis - issues

2023-10-01 Thread Robin Jarry via discuss
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 confi

Re: [ovs-discuss] OVN: scaling L2 networks beyond 10k chassis - issues

2023-09-29 Thread Han Zhou via discuss
On Fri, Sep 29, 2023 at 7:26 AM Robin Jarry wrote: > > 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

Re: [ovs-discuss] OVN: scaling L2 networks beyond 10k chassis - issues

2023-09-29 Thread Robin Jarry via discuss
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

Re: [ovs-discuss] OVN: scaling L2 networks beyond 10k chassis - issues

2023-09-29 Thread Felix Huettner via discuss
Hi Robin and everyone else, On Thu, Sep 28, 2023 at 05:18:19PM +0200, Robin Jarry via discuss wrote: > 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: > > *

[ovs-discuss] OVN: scaling L2 networks beyond 10k chassis - issues

2023-09-28 Thread Robin Jarry via discuss
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 larg