Andrew Gallant on X: "Does anyone know why ripgrep is soooooo much slower on macOS than Linux these days? On the left is my AMD Ryzen 9 7940HS laptop and on the right is my M2 mac mini. Both searching the same revision of Chromium and both are hot in the OS page cache. https://t.co/AdGxEsRfbK" / X<br>Post

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Andrew Gallant

@burntsushi5

Does anyone know why ripgrep is soooooo much slower on macOS than Linux these days? On the left is my AMD Ryzen 9 7940HS laptop and on the right is my M2 mac mini. Both searching the same revision of Chromium and both are hot in the OS page cache.

span:not(:empty)~span:not(:empty)]:before:content-['·'] [&>span:not(:empty)~span:not(:empty)]:before:px-1 [&>span:not(:empty)~span:not(:empty)]:before:shrink-0">2:24 PM · Jul 29, 2026783Views

span:not(:empty)~span:not(:empty)]:before:content-['·'] [&>span:not(:empty)~span:not(:empty)]:before:px-1 [&>span:not(:empty)~span:not(:empty)]:before:shrink-0 min-w-0 overflow-hidden">Andrew Gallant

@burntsushi5

50m

Profiles of these two commands look quite similar. They're both spending lots of time in `read` syscalls. Which... makes sense. But why is macOS almost two orders of magnitude slower?

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span:not(:empty)~span:not(:empty)]:before:content-['·'] [&>span:not(:empty)~span:not(:empty)]:before:px-1 [&>span:not(:empty)~span:not(:empty)]:before:shrink-0 min-w-0 overflow-hidden">maia arson crimew facts and tea<br>@awawawhoami

22m

what terminal emulator are u using on macos? iirc some security feature of macos slows down anything that isnt Terminalapp unless u give it extra permissiosn

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