"Today, we're going to follow up on our previous post regarding
getting started with LVM logical volume management and go over a
few (perhaps) boring but essential commands you'll want to know in
order to keep tabs on your setup both in good times and in bad.
"Refer back to our initial post on getting started with LVM for
any additional details, if you'd like them, but, for today's
purposes, we're just going to use the outcome of that post as the
simple setup that we'll be monitoring/displaying today..."