YUI Performance Tips and Drupal

This is a great article on tuning Drupal for performance following Yahoo's Best Practices for Speeding Up Your Web Site. It takes you through each rule and shows which ones are covered in Drupal and, when they're not, how to find a work-around.

The biggest issues are around creating file hooks when using a CDN and the lack of support for CSS sprites (although, this can be acheived using an offline CSS Sprite Generator).

Read the full article on Improving Drupal's page loading performance.