Upgrade to Puma 7 and Unlock the Power of Fair Scheduled Keep-alive

96 · Heroku · Nov. 5, 2025, 10:36 p.m.
Summary
The blog post discusses the introduction of Puma 7, which improves Ruby app performance by fixing a long-standing bug that caused delayed responses in web requests. It explains the significance of keep-alive connections and the architectural changes made to enhance app efficiency, aiming to provide developers with better insights into web server behavior and performance optimization.