You probably got a false negative. M. luteus should be oxidase +. To determine M. luteus do a MSA plate which should not produce acid and barley grow.
The volume name, or label, is a name you can assign to each drive on your system. The conversion (and some other utilities) will ask you for it as a way to confirm that you're really asking them to operate on the drive you think you are. We'll look at how to see, and set, the volume name on your drives.
In this example, there will be three different logical volumes using one volume group and one physical volume: Create the physical volume: sudo pvcreate /dev/sda2 ^ PVThis gives the LVM an understand of what physical volumes it has to offer for volume groups and logical volumes during your setup.