Tag archive

#puma

Jun 28, 2026

The Code Is Fine, but Requests Queue Until They Time Out: Puma, Pools, CDN

Every request is fast alone, but concurrency collapses. The infrastructure layer: Puma workers x threads, aligning the connection pool (workers x pool <= max_connections), the GVL and IO, PgBouncer, and CDN.

Jun 28, 20264 min read0 reactions0 comments

Mar 24, 2023

#webdev #rails #ruby #puma

Petty Annoyances #4929

Not every Rails app is run on port 3000, if you're fortunate enough to be managing more than one...

Mar 24, 20232 min read1 reactions0 comments

Sep 2, 2022

#rails #puma

Active Storage Variants Failing Locally

Setup ruby 3.0.4p208 puma 5.6.1 Rails 7.0.2 macos 12.4 m1 #### Issue I kept getting...

Sep 2, 20221 min read2 reactions1 comments

Mar 24, 2021

#rails #puma #ssl

Use SSL to develop Rails projects using Puma-dev

https for the win

Mar 24, 20212 min read11 reactions0 comments

How to add SSL to your localhost development environment using Ruby on Rails with Puma

Sep 21, 2020

#rails #puma #ssl #cookies

How to add SSL to your localhost development environment using Ruby on Rails with Puma

Hi readers! Well, with the new update from Chrome from 80, if we have third party cookies you will n...

Sep 21, 20203 min read17 reactions3 comments

Aug 7, 2020

#puma #rails #server #production

Why to use PUMA in production for your Rails App

If you are still using Unicorn, Thin or Passenger open source application server in production then t...

Aug 7, 20203 min read30 reactions3 comments

Jul 12, 2019

#ruby #puma #debugging #tcp

Puma 4: Hammering Out H13s—A Debugging Story

Distributed systems debugging can be tricky. Following along as Heroku Engineer, Richard Schneeman, debugs network connection issues.

Jul 12, 20198 min read11 reactions0 comments

Jun 26, 2019

#rails #caddyserver #docker #puma

Setting up Rails with Docker and Caddyserver

Configure Rails to work with Docker, utilizing Caddyserver as a reverse proxy and load balancer