page_cycler/Chromium perf tests howto:

install Chromium as detailed here: http://hexxeh.net/?p=328117859
download page_cycler with test data: wget http://distribution-eu.hexxeh.net/chromium-rpi/page_cycler.tar.gz && tar xvf page_cycler.tar.gz
cd page_cycler

run acid3 page_cycler test: chrome --enable-file-cookies --js-flags="--expose_gc" acid3/start.html

see the sample folder for an example of how to create your own pages to be cycled/benchmarked, pick a selection of websites and save them into those folders and then add the head javascript as shown in the examples