"There are changes in the master branch of Tornado on github to make Tornado multi-threaded, spawning a thread per CPU core, but this will not change the scalin

"There are changes in the master branch of Tornado on github to make Tornado multi-threaded, spawning a thread per CPU core, but this will not change the scaling concern and will complicate the equation a bit more" Wrong. It forks. http://github.com/facebook/tornado/commit/6fb90ae694190fcedc48d9fb98b02325826d783e http://github.com/facebook/tornado/commit/6fb90ae694190fcedc...