On Fri, Dec 11, 2020 at 7:08 AM Alex McWhirter <alex(a)triadic.us> wrote:
You have to put all hosts in the cluster to maintenance mode first,
then
you can change the compat version.
No, it never was this way. You only get a triangle on the VMs icon telling
you that for that VM to aquire the change it needs to be powered off and
then on again.
No full maintenance never required.
See also here:
https://www.ovirt.org/documentation/upgrade_guide/#Changing_the_Cluster_C...
Gianluca