I have found node and tornado to have practically identical performance. I have not had a lot of experience with GO and Elixir for web servers. nginx (openrest

I have found node and tornado to have practically identical performance. I have not had a lot of experience with GO and Elixir for web servers. nginx (openresty, really) has beat both of them them in all "normal" (ie. not limited by DB access, etc) usage conditions that I have tested.