Interesting posts about web application performance

The good folks over at the YUI blog posted this: What the 80/20 Rule Tells Us about Reducing HTTP Requests a while ago. I bookmarked it, but wanted to point it out to other folks–it’s a nice bit of research, with numbers and graphs and all that good stuff. It opened my eyes to various non intuitive aspects of web application performance. The whole series is a nice read; part 1 is linked above and here’s part 2, part 3 and part 4.