Live with CMG Canada!- Snail4j is a load-test-in-a-box that aims to educate Java developers on software performance. It brings the data center performance firefight to developers’ own computers. Snail4j challenges the end user to solicit predictions1 on software performance experiments, encompassing four main categories of software defects: Persistence, Alien systems, Threads, and Heap (P.A.T.H.).