The goal of the Geronimo project is to produce a server runtime framework that pulls together the best Open Source alternatives to create runtimes that meet the needs of developers and system administrators. Our most popular distribution is a fully certified J2EE 1.4 application server runtime.
With all the recent hubbub about GlassFish, I decided to do a quick performance test this morning. I downloaded all the most recent versions of the various open source application servers, deployed AppFuse 1.9.3 (Struts version) on them, and ran "ant test