My latest article on Profiling using XHProf, a neat tool developed at Facebook. A step-by-step tutorial to install and use XHProf, and some useful hints on how to improve performances and scalability of your PHP application.
This morning my latest article, on how to use XHProf effectively, has been published on Ibuildings' TechPortal. If you need to optimise your PHP application and improve its performance and scalability, you might find it interesting.
The full article after the jump: Profiling PHP applications with XHProf.