Tag Archives: unicorn

Puma on Heroku with MRI

Or, How to use Puma like Unicorn I’ve been reading some very good things about Puma (all-Rack stack, proper thread support, & more). I gave it a try with the thread-friendly Rails4, on the thread-friendly Rubinius. To my surprise, the heroku+rails4+puma+rubinius performance was woeful. I’m not sure what I got wrong, but I was seeing   …Continue Reading