This feature includes various hacks to boost Ubuntu's performance, such as viewing running processes, identifying resources, finding process startups, tuning kernel parameters, and speeding up boot time. This is a complete chapter in the ExtremeTech book "Hacking Ubuntu: Serious Hacks Mods And Cusomtizations."
http://www.extremetech.com/article2/...129TX1K0000532
I thought cheater might find this useful.