On Fri, Nov 6, 2015 at 3:45 PM, Phil Daws <uxbod(a)splatnix.net&gt; wrote: So this is not an ovirt-node but a minimal CentOS installed with 3.5 right? In this case you can try the new 3.6 feature Host Upgrade Manager: here's a video about how to do it: https://www.youtube.com/watch?v=fDzBNKu5pyQ Or you can move the host to maintenance, install ovirt-release36 on it and use reinstall command from the web ui. [1] http://www.ovirt.org/Home/Features/UpgradeManager -- Sandro Bonazzola Better technology. Faster innovation. Powered by community collaboration. See how it works at redhat.com