On Fri, Oct 12, 2012 at 05:43:58PM +0200, Olaf Hering wrote: > On Fri, Oct 12, Richard W.M. Jones wrote: > > > virt-rescue should come up with the disk and CD-ROM as /dev/sda and > > /dev/sdb respectively. This should be enough to read the data off the > > CD (/dev/sdb). What else would you want to do? > > I have not tried it, but I can imagine the following can happen: > Depending on the order of devices a disk may come after the first cdrom. > So a disk 'sdb' in the guest may become 'sdc' in the guest. If one does > a chroot into the guest to do some fixup _and_ if something within that > guest is configured to use kernel device names (like sdb) instead of > LABEL/UUID then failures can occur. > > So its just about providing some correctness in virt-rescue.
We add them in the same order that libvirt presents them to us. I don't know what steps libvirt takes to preserve that order. In any case, use labels & UUIDs, not device names! Rich. -- Richard Jones, Virtualization Group, Red Hat http://people.redhat.com/~rjones New in Fedora 11: Fedora Windows cross-compiler. Compile Windows programs, test, and build Windows installers. Over 70 libraries supprt'd http://fedoraproject.org/wiki/MinGW http://www.annexia.org/fedora_mingw _______________________________________________ Libguestfs mailing list [email protected] https://www.redhat.com/mailman/listinfo/libguestfs
