Automating Web Page Rendering Performance Measurements
Real web developers ship; and then start looking for the performance issues that make a web page janky :).
Talking to the readers of this blog about the importance of performance would be like preaching to the choir. Most web developers interested in web performance already use tools like YSlow or Page Speed Insignts to keep an eye out for regressions. However measuring how smooth the page runs after it has been delivered over the network is still pretty hard to measure in an automated way. Tools in the browsers Chrome DevTools timeline or Internet Explorer 11 UI Responsiveness are great in a development environment. I thought that automatig this would be the logical next step and hence I build browser-perf. browser-perf is