So far. It's on a P133. I think it's Red Hat 6.0. It's Hedwig, anwyay, which (Google is my friend).. yep, 6.0 Gosh.
(Do I win a prize for most out-of-date distro?) :)
It's a server thing that just Sits There And Works.
I plan to install something newer on a Duron 700 to use as an everyday desktop box. No doubt you'll see me asking plenty of questions once I start doing same :-)