Please, can you say best books or resources about highload or best architecture practice on Ruby on Rails. And books about best practicies in web architecture design. Thanks.
Here is a great reference: http://railslab.newrelic.com/scaling-rails
Now available here: https://www.youtube.com/playlist?list=PLuVcDOUVjW2ePvFapFSHBZ71ya2fLHZS5