Mapping encrypted volume groups to disk partitions

Monday, November 9th, 2009

I’m about to try installing a Fedora 12 test image onto the spare disk partition in this computer, but it’s taken me a while to work out which partition actually is spare. The reason: most of my filesystems are in logical volumes on LUKS-encrypted devices.

So, for my own reference as much as anything else, here is how to map an encrypted logical volume back to an actual disk partition.