Interesting Article here on how these guys scaled a Rails app (without page caching) to support 300 million page views a month.

Impressive numbers (Facebook apps are a blast!). Interesting that the version of Ruby isn’t called out. I know that I had to roll back from 2.x to 1.8.6 when doing Monkey Tasks because there were differences between the versions. I’m curious to know the version of Ruby an app like theirs runs on…