Optimizing Ruby on Rails applications with NodeJS | PerfectLine Blog

How to scale Rails app using Node.js

The node piece is deployed along with the Rails application, not proxied through anything. It’s just sitting on port 8585 and handling all requests directly. The rails app is not doing any complex redirection logic either. The pieces which get their responses from the NodeJS app just use the URL directly, bypassing the whole Rails stack. You have to understand that NodeJS is not a magical solution to long running or heavy processing. It still uses resourced, but in a way that allows you to run other similar proesses almost completely in parallel. I would say you first need to evaluate if Node really is the fit for you, or maybe you are better off using background workers like Resque along with Redis. We are using NodeJS in this specific case because it needs to respond to an user interaction, and the operation it does is not so much of a really slow one, but it’s something...

Full article: http://www.perfectline.ee/blog/optimizing-ruby-on-rails-a...