I just published a blog post about Autotuner, a gem that analyzes your app's traffic and provide suggestions for tuning the garbage collector to improve response times, decrease memory usage, and help you save on server costs. railsatscale.com/2024-04-24-aut…

To kick off Day 2 of #RailsConf 2024, @[email protected] is showing us how we can approach profiling and optimizing Ruby code using his new profiler, Vernier (github.com/jhawthorn/vern…)

At #rubykaigi

Gave a talk today with Adam Hess at RubyKaigi titled "Finding Memory Leaks in the Ruby Ecosystem". #rubykaigi

I have a copy of "Coderspeak" to give away today at #rubykaigi . Let me know if you want one! (Or you can just download it for free here => discovery.ucl.ac.uk/id/eprint/1018…)

「・・・それは Matz のせいでしょ」の瞬間😊 #rubykaigi 熱い議論いいね！👍

Here's my deck for today's #rubykaigi talk: YJIT Makes Rails 1.7x faster speakerdeck.com/k0kubun/rubyka…

Today's my presentation slide! #rubykaigi speakerdeck.com/makenowjust/ru…

More conf content! Can't wait for the RubyKaigi video uploads? Take a peek at Shopify's Peter Zhu and GitHub's Adam Hess "Finding Memory Leaks in the Ruby Ecosystem" slides from #rubykaigi to tide you over. 📷 shopify.link/RykJ

I converted my RubyKaigi 2024 talk "Finding Memory Leaks in the Ruby Ecosystem" into a blog post. In this blog post, I introduce RUBY_FREE_AT_EXIT, a new feature in Ruby 3.3 that Adam Hess and I worked on. railsatscale.com/2024-07-09-fin…

My RubyKaigi 2024 talk with Adam Hess is now on YouTube! youtube.com/watch?v=pQ1XCr…

I got quite a lot of free time lately, so I figured I'd use it to blog a bit. Hopefully it's worth the effort? Here's the first one, about some of the optimizations I and others made to ruby/json recently: byroot.github.io/ruby/json/2024…

Here we go. That one I really needed to get of my chest for the better part of a year, so I feel relieved now. It's really long but hopefully not too hard to follow. byroot.github.io/ruby/performan…

Some personal thoughts on the usability of MySQL and PostgreSQL protocols: byroot.github.io/performance/20…

I did some sort of rubber duck blogging about a patch I'm currently working on: byroot.github.io/ruby/performan…

This interactive blog post on GC write barriers by Alan Wu is amazing. We've just debugged one of these bugs. It's still relevant. alanwu.space/post/write-bar…

Kaizen: A Factory Story bonus puzzle [spoilers]