If Unicorn gets you most of the way, e.g. you have mostly fast requests but a handful of long running requests, you might consider using Rainbows[1] in tandem w

If Unicorn gets you most of the way, e.g. you have mostly fast requests but a handful of long running requests, you might consider using Rainbows[1] in tandem with Unicorn (or even on its own). [1]http://rainbows.bogomips.org/ http://rainbows.bogomips.org/