[repost ]LinkedIn Moved From Rails To Node: 27 Servers Cut And Up To 20x Faster

original:http://highscalability.com/blog/2012/10/4/linkedin-moved-from-rails-to-node-27-servers-cut-and-up-to-2.html Update: More background by Ikai Lan, who worked on the mobile server team at LinkedIn, says some facts were left out: the app made “a cross data center request, guys. Running on single-threaded Rails servers (every request blocked the entire process), running Mongrel, leaking memory like a sieve.” Which explains why any non-blocking approach would be a […]