Re: [libvirt-users] qemu-img snapshot on running virtual machine

2018-03-15 Thread Eric Blake
On 03/15/2018 08:55 AM, Gionatan Danti wrote: Il 15-03-2018 09:13 Ján Tomko ha scritto: It is not safe. For a running domain, you need to go through libvirt and also save the memory of the VM - doing just the disk snapshot for a running machine would be an equivalent of copying a physical hard

Re: [libvirt-users] qemu-img snapshot on running virtual machine

2018-03-15 Thread Gionatan Danti
Il 15-03-2018 09:13 Ján Tomko ha scritto: It is not safe. For a running domain, you need to go through libvirt and also save the memory of the VM - doing just the disk snapshot for a running machine would be an equivalent of copying a physical hard drive after pulling out the power cord. Jan

Re: [libvirt-users] qemu-img snapshot on running virtual machine

2018-03-15 Thread Ján Tomko
On Wed, Mar 14, 2018 at 09:36:52AM +0100, Gionatan Danti wrote: Hi all, I have a question about internal qcow2 snapshots of a live/running virtual machine taken via "qemu-img snapshot command". My question is: is it safe to execute the command above against a running machine? Or it will cause co

Re: [libvirt-users] Resource control is not supported on this host

2018-03-15 Thread Allence
Thanks, I got it. My CPU dose't support it At 2018-03-14 00:18:34, "Daniel P. Berrangé" wrote: >On Tue, Mar 13, 2018 at 05:13:52PM +0100, Peter Krempa wrote: >> On Tue, Mar 13, 2018 at 15:34:00 +0100, Michal Privoznik wrote: >> > On 03/13/2018 09:51 AM, Allence wrote: >> > > Libvirt release versio

[libvirt-users] qemu-img snapshot on running virtual machine

2018-03-15 Thread Gionatan Danti
Hi all, I have a question about internal qcow2 snapshots of a live/running virtual machine taken via "qemu-img snapshot command". My question is: is it safe to execute the command above against a running machine? Or it will cause corruption? Naively I think it should *not* be safe, however, I

Re: [libvirt-users] Specify DNS and gateway for dnsmasq

2018-03-15 Thread Gionatan Danti
Il 13-03-2018 20:48 Laine Stump ha scritto: On 03/13/2018 11:08 AM, Gionatan Danti wrote: On 13/03/2018 15:30, Michal Privoznik wrote:> The default GW depends on the IP address you assigned to your network: This says the default GW is 192.168.122.1/24. However, you can insert other routes t