When trying to run Sitespeed.io in two different terminals on the same server I received the error that Xvfb could not run. By adding -a as an argument it will automatically pick up another thread to run with instead of the default. do xvfb-run -a sitespeed.io
Tag: site speed
Making your website faster
Quite a few months ago Google came out with Google Page Speed Online. This is a great tool for anyone to test how their web page is performing, but it’s nothing new when it comes to reporting performance