Thank you Michal. Infact openstack community is working for solving the problem. Ignazio
Il giorno gio 30 apr 2020 alle ore 11:12 Michal Privoznik < [email protected]> ha scritto: > On 4/28/20 9:45 PM, Ignazio Cassano wrote: > > Hello All, I am facing issues under openstack rocky with last libvirt > > available on centos 7. > > There is an open discussione here: > > > > https://bugs.launchpad.net/neutron/+bug/1866139 > > > > About sending garp when an instance live migrate. > > What must send garp ? > > > > The problem is this: when live migrate a vm from a node to another it > > stops to responds to ping requests. It starts to respond only when it > > send a network request for example when its chrony daemon pools a server. > > Anyone could help me, please? > > Best Regards > > Ignazio > > > > Actually, I think this is OVS responsibility. On migration libvirt asks > OVS to dump its internal state into a buffer. This buffer is then > transferred onto the destination and OVS running there is fed with the > data. That sounds like the best time for OVS to send the GARP packets. > > Michal > >
