SIMD

Technical Guide

The Newline Count I Said Would Never Show Up in Seconds Was 40% of the Second Search — Wide Field Part 12: Counting 5x Faster, and Overtaking ripgrep When Hot (3 GB, 0.40 to 0.27 s)

[Update, 16 October 2026] Speed today — with v1.9.0 the second run is still on par with ripgrep The figures in…
2026.10.08
Technical Guide
Technical Guide

We Counted Newlines 1.88x Faster and the Clock Did Not Move — Part 11: 3.27 GB/s in RAM, 968 MB/s From the SSD Either Way

[Update 2026-10-04] Follow-up: on the second (hot) run, newline counting did show up on the clock This post's…
2026.09.27
Technical Guide
Technical Guide

Our -E Nearly Doubled the Time; ripgrep’s Didn’t — Part 4: Extracting Required Literals Took 50 GB -E From 13.68 s to 7.75 s

Only the regex path was slow. Same 50 GB file, same tool, same disk. The only difference is whether -E is on t…
2026.09.25
Technical Guide