If you enjoy this article, subscribe (via RSS or e-mail) and follow me on twitter. What is memprof and why do I care? memprof is a Ruby gem which supplies memory profiler functionality similar to bleak_house without patching the Ruby VM. You just install the gem, call a function or two, and off you go. Where do I get it? memprof is available on gemcutter, so you can just: gem install memprof Feel