[pve-devel] i'll test savevm today

[Dietmar Maurer]

> http://lists.nongnu.org/archive/html/qemu-devel/2010-09/msg00655.html
> 
> I'll do test writethrough/writeback to see if It can corrupt the qcow2 file.

ok

> also for backup purpose, with internal snapshot,we can export an image of a
> snap version with this command
> 
> qemu-img convert -f qcow2 -O qcow2 -s snapshot_name src_img bck_img

Why does that work?