Perfomance trics for your web application

Stéphane Thomas, from Simple Entrepreneur, has gathered a bunch of slideshares from people around town that have worked on scaling web applications:

http://www.simpleentrepreneur.com/2008/03/11/comment-gerer-la-montee-en-charge-d-une-application-web/

It's an interesting read, to complete with http://highscalability.com