[Users] save to restart libvirtd ?

[Dan Kenigsberg]

On Mon, Apr 15, 2013 at 05:12:35PM +0200, Martin Kletzander wrote:
> On 04/15/2013 03:39 PM, Alex Leonhardt wrote:
> > Hi,
> > 
> > I believe it's save, but just wanted to re-check, is it save to restart
> > libvirtd on a HV running ~40 VMs ?
> > 
> 
> Hi,
> 
> for libvirt questions, I'd rather use libvirt-users at redhat.com, but for
> this particular one, I can confirm that libvirt is written in a way that
> enables it to be restarted without any impact on the machines which are
> being ran.
> 
> Of course I can't say "nothing will happen" due to the fact that every
> single time something can happen, but nothing _should_ happen to any of
> your machines.

Indeed. Vdsm should notice that libvirtd has died, and restart itself.
However, it would be safer to stop Vdsm explicitly before you do that
(for example http://gerrit.ovirt.org/8283 )