On Sat, Jun 06, 2026 at 10:48:17AM +0300, Martin-Éric Racine wrote:
> The Debian host on which I test Hurd is dual-boot (Linux/Testing,
> Hurd/Unstable). Running 'apt-get update' takes about one minute on
> Linux, but a full hour on Hurd. The host has 3 Gb of RAM and 2 Gb of
> swap. I cannot help but wonder what makes such a simple operation so
> slow on Hurd. Am I missing anything?

Hello,

Yes, decades of applied computer science, in particular around the
page cache and I/O scheduling. It seems as it is "such a simple
operation", but as is often the case, when you look more deeply into
it, it's really not.

-- 
Richard Braun

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