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SubjectRe: Increasing HZ (patch for HZ > 1000)
Jean-Marc Valin <> writes:

> more sensitive at 1 kHz). Also, I have around 10% overhead on my
> Pentium-M 1.6 GHz, so I guess it's not for everyone. Extrapolating from
> there, I'd also say that at 100 kHz, it wouldn't do anything but handle
> the interrupts, which is slightly annoying when you want to actually get
> some work done :)

I once forgot to acknowledge an interrupt in the handler for a PCI
board. It ended up being called ~300k times per second. The system
load was noticeable.

Måns Rullgård

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