On Mon, Apr 20, 2009 at 12:08:48PM -0400, Gerry Reno wrote: > In Fedora 10 I've managed to get libvirt to call the emulator with > custom arguments so I can invoke -snapshot. I just replaced the > emulator in /usr/bin with my own script which adds the argument and then > calls the original emulator. This works fine. And the snapshot works > fine. I can make lots of changes and when I shutdown and restart then > all the changes are forgotten. Now after I'm satisfied with some > changes I want to save the snapshot back to the image file. I've tried > "Ctrl-Alt-s", but this does not work. I tried finding the QEMU console, > but Serial Console is grayed out in the menu. I don't know if that > would help anyway since this was a raw image and not qcow2 so I don't > think 'savevm' and 'loadvm' would work with raw. > > Can someone tell me how to save these snapshots back to the image file? > Thanks. That's not supported at this time. The built in QCow2 snappshotting in QEMU is also rather dangerous with it known to corrupt data in a number of circumstances. We'd like to expose this functionality in libvirt eventually, but we've not made it a priority yet since its not really considered stable upstream either. Daniel -- |: Red Hat, Engineering, London -o- http://people.redhat.com/berrange/ :| |: http://libvirt.org -o- http://virt-manager.org -o- http://ovirt.org :| |: http://autobuild.org -o- http://search.cpan.org/~danberr/ :| |: GnuPG: 7D3B9505 -o- F3C9 553F A1DA 4AC2 5648 23C1 B3DF F742 7D3B 9505 :| -- Libvir-list mailing list Libvir-list@xxxxxxxxxx https://www.redhat.com/mailman/listinfo/libvir-list