Puma is great. We tried it years ago and multithreading caused problems. This is likely due to problems in our application and its dependencies, not Puma. We re

Puma is great. We tried it years ago and multithreading caused problems. This is likely due to problems in our application and its dependencies, not Puma. We reverted it in https://github.com/gitlabhq/gitlabhq/commit/3bc4845874112242d6e885731c033ffe85ee98dd https://github.com/gitlabhq/gitlabhq/commit/3bc4845874112242...