Ruby keeps getting faster. And people keep asking, “but how fast is it for Rails?” Rails makes a great way to measure Ruby’s speed, and how Ruby has changed version-by-version. Let’s look at six years of performance for apps big and small.

How fast is 2.6.0? With JIT or not? How do I measure? How close is Ruby 3x3? Should I upgrade?

Friday, 5th July 2019