How to use the Ruby 2.6 Just-in-Time (JIT) Compiler

December 28, 2018

Track your progress

Sign in to track your progress and access subscription-only lessons.

Log In

Your Teacher

Hi, I'm Chris. I'm the creator of GoRails, Hatchbox.io and Jumpstart. I spend my time creating tutorials and tools to help Ruby on Rails developers build apps better and faster.

About This Episode

Learn how to enable the experimental new Just-in-time compiler for Ruby 2.6

Notes

To enable and run the JIT in Ruby 2.6

ruby --jit test.rb
ruby --jit-verbose=1 test.rb

RUBYOPT="--jit" rails server
RUBYOPT="--jit-verbose=1" rails server

RUBYOPT="--jit" sidekiq

Resources

Want to stay up-to-date with Ruby on Rails?

Join 87,563+ developers who get early access to new tutorials, screencasts, articles, and more.

    We care about the protection of your data. Read our Privacy Policy.