[ovirt-users] Re: Unable to live migrate a VM from 4.4.2 to 4.4.3 CentOS Linux host

On Wed, Nov 11, 2020 at 10:01 PM Gianluca Cecchi < gianluca.cecchi(a)gmail.com&gt; wrote: > > NOTE: this was a cluster in 4.3.10 and I updated it to 4.4.2 and I > noticed that the OVN config was not retained and I had to run on hosts: > > [root@ov200 ~]# vdsm-tool ovn-config engine_ip ov200_ip_on_mgmt > Using default PKI files > Created symlink > /etc/systemd/system/multi-user.target.wants/openvswitch.service → > /usr/lib/systemd/system/openvswitch.service. > Created symlink > /etc/systemd/system/multi-user.target.wants/ovn-controller.service → > /usr/lib/systemd/system/ovn-controller.service. > [root@ov200 ~]# > > Now it seems the problem persists... > Why do I have to run each time? > > Gianluca > In the mean time I confirm that the manual step below on ov301 let me saw it again between the chassis of OVN southbound on engine and I was able to migrate VMs to update the other host and then for example to successfully ping between VMs on OVN across the two hosts: [root@ov301 vdsm]# vdsm-tool ovn-config 10.4.192.43 10.4.192.34 Using default PKI files Created symlink /etc/systemd/system/multi-user.target.wants/openvswitch.service → /usr/lib/systemd/system/openvswitch.service. Created symlink /etc/systemd/system/multi-user.target.wants/ovn-controller.service → /usr/lib/systemd/system/ovn-controller.service. [root@ov301 vdsm]#