http://searchenterpriselinux.techtarget.com/originalContent/0,289142,sid39_gci1000889,00.html
What's the closest thing to a high-performance computing solution offered on Linux today? How does a Linux cluster differ from a supercomputer? "Paul Terry: I'll answer those questions in reverse. "Supercomputers and most Linux systems differ in their heritage, and as a result, in their architectures. Most Linux systems available today began life as computers for commercial applications--databases, information management, Web servers. Architecturally they fall into two camps: Linux clusters, where processors are connected through I/O links; or shared memory machines, where processors exchange data and instructions through shared memory... --------------------------------------------- This service is hosted on the Infocom network http://www.infocom.co.ug
