Performance Tuning

[eluser]Edemilson Lima[/eluser]
Performance is very important. I found the articles below very interesting:

http://phplens.com/lens/php-book/optimiz...ng-php.php

http://developer.yahoo.com/performance/rules.html

http://www.onenaught.com/posts/18/client...erformance

http://dev.mysql.com/books/hpmysql-excerpts/ch06.html

http://blog.stuartherbert.com/php/2008/0...ce-tuning/

If you know any other page about performance, please post the link here.