On Tue, Oct 06, 2020 at 09:15:57AM +0200, Martin Kletzander wrote: > On Mon, Oct 05, 2020 at 07:12:34PM -0400, Digimer wrote: > > On 2020-10-05 6:04 p.m., Lentes, Bernd wrote: > > > Hi, > > > > > > what does "virsh destroy" with the domain ? Send a kill -9 to the process ? > > > > > > Bernd > > > > > > > It forces the guest off, like pulling the power on a hardware machine. > > Not sure of the exact mechanism behind the scenes. It does leave the > > server defined and you can reboot it again later (albeit like restoring > > power to a normal machine, so it might need to replay journals, etc). > > > > The technical details should not matter, but it tries to send "quit" to QEMU and > falls back to killing it IIRC (firsh with SIGTERM and then with SIGKILL). Don't > do that if you want to use the machine again ;-) You don't need to be so scared of virsh destroy. It is simply akin to pulling out the power plug, and modern OS with a decent journaling filesystem will recover from that quite reasonably. Sure you'll loose state of what's running, but 99% of the time your guest will boot up again just fine. Regards, Daniel -- |: https://berrange.com -o- https://www.flickr.com/photos/dberrange :| |: https://libvirt.org -o- https://fstop138.berrange.com :| |: https://entangle-photo.org -o- https://www.instagram.com/dberrange :|
