snmaynard

You can use https://github.com/ConradIrwin/pry-rescue#rspec pry-rescues rspec integration to automatically fall into pry when a test fails

> Implications: if you run a query in production that doesn't hit an index, all traffic stops

Even if Mongo did have a global write lock, which it doesn't as has already been covered, it yields on page faults which means that other queries are minimally impacted. See: http://docs.mongodb.org/manual/faq/concurrency/#does-a-read-...