#yjit β Public Fediverse posts
Live and recent posts from across the Fediverse tagged #yjit, aggregated by home.social.
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What if Ruby rewrote its own engine in Rust?
That's YJIT, built inside CRuby at Shopify. Railsbench runs 65% faster on Ruby 3.3. -
πβ¨ Behold the thrilling saga of ZJIT's "new" optimization, which shaves milliseconds off your Rails app by not doing things twice! After a mere 10 months, #ZJIT finally outpaces #YJIT in a groundbreaking microbenchmark that absolutely everyone uses. π΄π§
https://railsatscale.com/2026-03-18-how-zjit-removes-redundant-object-loads-and-stores/ #RailsOptimization #TechNews #PerformanceImprovement #HackerNews #ngated -
"We need more open source Ruby code" says @matz at @balticruby.
#opensource #ruby #balticruby2025 #rubylang #BalticRuby #conference #riga #latvia #rubygems #opensourcesoftware #oss #foss #shopify #yjit #jit #zjit
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π Oh wow, someone discovered #Ruby #Ractors and felt the need to write an epic about using 10 cores because, you know, they paid for them. π€― Spoiler alert: they played with numbers and got all giddy over #YJIT β "The Real Star" π β because math in parallel is just *that* exciting. π
https://jpterry.com/posts/2025/03/exploring-ruby-ractors/ #ParallelProcessing #EpicDiscovery #10Cores #HackerNews #ngated -
Released ruby-install 0.10.0! This release contains many small improvements to usability and better support for building CRuby with jemalloc or YJIT enabled.
$ ruby-install ruby -- --with-jemalloc
$ ruby-install ruby -- --enable-yjithttps://github.com/postmodern/ruby-install/releases/tag/v0.10.0
https://github.com/postmodern/ruby-install#readme