Tag: #zjit
Writing on GPUs, LLMs, MLOps, Kubernetes — and mindset · 1 posts
ZJIT's Lightweight Frames — How Ruby 4.1 Erases Method-Frame Pushes, and What It Costs
Ruby 4.0 shipped ZJIT on December 25, 2025 — but shipped it turned off: it's compiled into the binary, yet the default JIT is still YJIT. The official release notes put it this way: "ZJIT is faster than the interpreter,
2026-07-16 · 20 min read #ruby#zjit#yjit#jit#compiler