What is Falcon? The GitHub Readme describes Falcon as, "... *a multi-process, multi-fiber rack-compatible HTTP server ... Each request is executed within a lightweight fiber and can block on up-stream requests without stalling the entire server process."* The gist: Falcon aims to increase throughput of web applications by using Ruby’s Fibers to be able to continue serving requests while other requests are waiting on IO (ActiveRecord queries, network requests, file read/write, etc). Read more
Isolate performance issues without the guesswork. Hunt down N+1, Memory Bloat, Slow Queries and more to the exact line of code faster than ever before.