Re: HZ=1024 for CPU >= 586?

Lenart Gabor (lgb@hal2000.hal.vein.hu)
Mon, 18 Jan 1999 08:39:31 +0100


On Fri, Jan 15, 1999 at 11:01:09PM -0800, Christoph Lameter wrote:
> I recompiled 2.2.0pre7ac4 with HZ=1024 and the responsiveness of the
> Mousecursor under X is significantly improved. Lagging keyboard input etc
> etc have all been reduced.
>
> Could we have the kernel increase the HZ for the modern faster CPUs?
> F.e. leave it at 100 HZ for 386 486. Switch to 1024 for 586 and higher.

And it would be nice (eg for testing) to have a kernel paramater
( eg hz=....) to set HZ value, maybe ... [some sysctl would be the best
but I don't know if it's possible to change HZ on-the-flay ...]

-- 

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