I built my startup using this exact outlay, so it's wonderful to have this guide in hand for when we need to scale Mongo across multiple EC2 instances. This pr

I built my startup using this exact outlay, so it's wonderful to have this guide in hand for when we need to scale Mongo across multiple EC2 instances. This presentation from Jared Rosoff of 10gen was extremely helpful on the first go, and it's satisfying to see that the AWS paper corroborates the content. http://www.10gen.com/presentations/mongosf-2011/running-mongodb-cloud http://www.10gen.com/presentations/mongosf-2011/running-mong... Couldn't be happier with the performance so far.