How HTTP Chunked Encoding Was Killing a Request

Recently, someone asked me to look at their ASP.NET MVC application and help figure out why a certain request was taking 16 seconds to complete. It’s always fun to look at those things, so I could not pass on this nerd snipe.
Getting Started: Observe
Much like with hunting serial killers, you have to become one with the scene at hand. Look at a few things that happen, and observe.