Simon Willison’s Weblog

The Web Server Benchmarking We Need. Ian Bicking asks for a WSGI benchmark which emphasises error handling over raw performance—can the server keep serving requests if some of them are CPU bound, I/O bound, wedged or cause a segfault?

# 17th March 2010, 10:05 am / benchmarking, ian-bicking, wsgi, python

Dojo: Still Twice As Fast When It Matters Most. Alex Russell shows how Dojo out-performs jQuery on the TaskSpeed benchmark, which attempts to represent common tasks in real-world applications and has had code that have been optimised by the development teams behind each of the libraries.

# 28th January 2010, 10:40 pm / taskspeed, benchmarking, performance, alex-russell, dojo, jquery, javascript

JSLitmus. “A lightweight tool for creating ad-hoc JavaScript benchmark tests”. Includes an ingenious hack for graphing the results—it generates a Google Chart, then provides a TinyURL for viewing that chart in the future. The TinyURL is generated by pointing an inconspicuous iframe at the TinyURL API and letting the user copy-and-paste the resulting shortened URL directly out of the iframe.

# 28th October 2009, 5:11 pm / jslitmus, benchmarking, javascript, tinyurl, google-charts, iframes

20,000 Reasons Why Comet Scales. Greg Wilkins coaxes Jetty and Bayeux in to supporting 20,000 simultaneous users per server while maintaining sub-second latency, using Amazon EC2 to run the benchmark.

# 7th January 2008, 8:32 am / bayeux, jetty, java, comet, javascript, gregwilkins, performance, benchmarking, ec2