On Mon, Feb 27, 2017 at 01:33:56PM +0100, Kashyap Chamarthy wrote: [...] > > > Can you make a snapshot, then go back to the base and ignore that snapshot > > > like a closed branch, make another snapshot, and then go back and forth > > > from each to each? > > If you edit the '--disk' element as above and point to the right > 'snapshot', you should be able to switch between several of them. [...] > And conveniently, you can tell libvirt to not track the metadata: > > $ virsh snapshot-create-as --domain vm1 guest-state1 \ > --diskspec vda,file=/export/overlay1.qcow2 \ > --disk-only --atomic --no-metadata > > This way, libvirt will not track 'overlay1.qcow2'. But if you do need > it, as you know, just update the Err, unfinished sentence there. Meant to write: just update the 'source file' attribute in the guest XML, pointing to the said disk. > For the long answer to the complications involved in reverting to > external snapshots, refer this (long read): > > https://wiki.libvirt.org/page/I_created_an_external_snapshot,_but_libvirt_will_not_let_me_delete_or_revert_to_it [...] -- /kashyap -- libvir-list mailing list libvir-list@xxxxxxxxxx https://www.redhat.com/mailman/listinfo/libvir-list
