Thanks very much Eric! This is exactly what I guessed, I just wondering where I could find this piece of code and control the the pause time of guest, while the snapshot being taken? thanks !
Best, Yuanzhen On Tue, Aug 5, 2014 at 6:30 PM, Eric Blake <ebl...@redhat.com> wrote: > On 08/05/2014 03:54 PM, Yuanzhen Gu wrote: > > Hello folks, > > > > If I give command to take external disk-only live snapshot, such as > > # virsh snapshot-create-as vm1 snapshot_vm1 --disk-only > > > > will the guest OS be paused or suspend while the snapshot being taken? > > The guest will temporarily pause, but the time that it remains paused > will be a fraction of a second. In practice, it is no longer than the > time that the guest is paused when doing live migration. > > -- > Eric Blake eblake redhat com +1-919-301-3266 > Libvirt virtualization library http://libvirt.org > >
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