Just picked up Self-Service Linux - Mastering the Art of Problem Determination late last week from amazon. So far its a really good book. It has a lot of useful tips for proc.
http://www.phptr.com/bookstore/product.asp?isbn=013147751X&rl=1 Its my second book from the series http://www.phptr.com/series/series.asp?st=44315&rl=1 I'll bring it to the next meeting for other to take a look at.
