+Lucas Martins <lmart...@redhat.com> to this thread who's been working on this particular area
On Thu, Oct 6, 2022 at 1:44 PM Numan Siddique <num...@ovn.org> wrote: > On Thu, Oct 6, 2022 at 4:27 AM Michał Nasiadka <mnasia...@gmail.com> > wrote: > > > > Hello, > > > > I’m running OpenStack Wallaby and using Ironic for Bare Metal > provisioning. > > Neutron creates External ports for bare metal instances and uses > ha_chassis_group. > > Neutron normally defines a different priority for Routers LRP gateway > chassis and ha_chassis_group. > > > > I have a router with two VLANs attached - external (used for internet > connectivity - SNAT or DNAT/Floating IP) and internal VLAN network hosting > bare metal servers (and some Geneve networks for VMs). > > > > If an External port’s HA chassis group active chassis is different than > gateway chassis (external vlan network) active chassis - those bare metal > servers have intermittent network connectivity for any traffic going > through that router. > > > > Is that desired effect in OVN? > > I think it would cause some issues. I'm not able to exactly recall > why, but I've seen similar behavior and it is recommended that the > same controller which is actively handling the gateway traffic also > handles the external ports. Maybe there is mac flapping of the router > port ips. > That could be the issue. You can perhaps arp for the router ip from > your bare metal machine and see if you get 2 arp replies - one from > the controller which binds the external port and one from the gateway > chassis controller. > > Thanks > Numan > > > > > > > Best regards, > > Michal Nasiadka > > > > > > > > _______________________________________________ > > discuss mailing list > > disc...@openvswitch.org > > https://mail.openvswitch.org/mailman/listinfo/ovs-discuss > _______________________________________________ > discuss mailing list > disc...@openvswitch.org > https://mail.openvswitch.org/mailman/listinfo/ovs-discuss >
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