Category Archives - Monitoring & Testing

Services, tools and other options that help monitor and test Web applications.

The following are excerpts of articles in the archive listing. Select any heading to visit the full article.

How WordPress Uses 300 Servers to Serve Millions of Blogs

What do you do when your blog goes from a thousand pageviews a day to a million? Well, you start out by watching this video of a lecture on HyperDB and High Performance WordPress given by Barry Abrahamson and Matt Mullenweg at WordCamp 2007, in which they explain how they scale WordPress.com across hundreds […]

Seattle Conference on Scalability: YouTube Scalability

This video features Google engineer Cuong Do, an engineering manager that helped scale the YouTube software and hardware infrastructure from its infancy to its current scale.
He discusses challenges of dealing with the growth including hardware, software and databases.

Grade Your Website: 31 Free Online Tests

Rich McIver clued me in to this great article at Aviva Directory:
If someone asked you at what grade level your site’s content was written, could you tell them? What about whether it was fully compatible with every major browser? How many seconds it took to load? Can you confidently state that there are no broken […]

Rules for High Performance Web Sites

This post courtesy of Rich Skrenta:
Steve Souders of Yahoo’s “Exceptional Performance Team” gave an insanely great presentation at Web 2.0 about optimizing website performance by focusing on front end issues. Unfortunately I didn’t get to see it in person but the Web 2.0 talks have just been put up and the ppt is fascinating and […]

Free Site Screenshots From Multiple Browsers

In today’s Web hopefully everyone who is designing a new site tests how it will display in multiple browsers, but how about checking across multiple operating systems and even old Web browsers. If you’ve been wanting to do just this, but don’t exactly have access to a wide variety of platforms then you’ll appreciate […]