Open Menu Home About Jean-Francois Theroux Montreal-based devops janitor. Into UNIX, hacking, gaming and cycling. Email Twitter GitHub Posts All Posts All Tags Redundancy. Availability. Scalability. Should sound familiar to you if you work in the web. Every system I build has to fit those 3 main criterias. I would also throw in manageability. If I can’t use Chef with it, I’m probably trying to use