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#heroku

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So, it's Feb 2025 and #Heroku apps using their heroku-20 stack starts to fail on builds, expected but I still don't like it.

We have only 17 apps with that, and very close to update them all to #ruby 3.x - the main reason why we are still in that stack. More info in the ALT text of the image below.

I think I'll share my progress here, and also if you have questions or something please do; been there, done that, bough the book, DVD, Blu Ray and 4K edition - and watched the musical at Broadway.

Rails on #Heroku: How to Use Less Memory Pt. 1, by Jon Sully

judoscale.com/blog/rails-on-he

> if you’ve built, run, or maintained a Rails app for any extended amount of time, you’ve likely hosted on Heroku. And if you’ve hosted Rails on Heroku, you’ve probably run into the dreaded R14 Memory quota exceeded error

> The thing is, it’s tricky to write a universal guide for lowering your memory footprint

In this issue...
- Adjusting Processes
- Adjusting Threads
- Use Jemalloc
- Consider NOT Using YJIT

judoscale.comRails on Heroku: How to Use Less Memory Pt. 1So your Rails app on Heroku is using too much memory... let's cover some strategies for fixing that!