Can you add something like: -drive ...,format=unsafe-probe
so it does the probing anyway, even though we know it's unsafe? This will minimize the churn needed in libguestfs to make this work. Rich. -- Richard Jones, Virtualization Group, Red Hat http://people.redhat.com/~rjones Read my programming and virtualization blog: http://rwmj.wordpress.com virt-p2v converts physical machines to virtual machines. Boot with a live CD or over the network (PXE) and turn machines into KVM guests. http://libguestfs.org/virt-v2v