【Rails】puma.rbの気になるあれこれ - Qiita

❯ rails s # railsを起動した時に目にする画面。Booting Pumaと書いてある。 => Booting Puma => Rails 6.0.3.5 application starting in development => Run `rails server --help` for more startup options Puma starting in single mode... * Version 3.12.6 (ruby 2.6.5-p114), codename: Llamas in Pajamas * Min threads: 5, max threads: 5 * Environment: development * Listening on tcp://localhost:3000 Use Ctrl-C to stop ^C- Gracefully