Digg PHP's Scalability and Performance - O'Reilly Blog
Brian Fioca wrote a blog entry at ONLamp discussing PHP Scalability and Performance:
I knew that several hugely popular Web 2.0 applications were written in scripting languages like PHP, so I contacted Owen Byrne - Senior Software Engineer at digg.com to learn how he addressed any problems they encountered during their meteoric growth. This article addresses the all-to-common false assumptions about the cost of scalability and performance in PHP applications.
