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SubjectRe: [RFC] HZ entry in /proc/sys/kernel

On Tue, May 27, 2003 at 09:39:57PM +0200, Daniele wrote:
> On Mon, May 26, 2003 at 02:15:57PM +0200, Arjan van de Ven wrote:
> > On Mon, 2003-05-26 at 13:53, Grzegorz Jaskiewicz wrote:
> > > I have seen few scripts allready that are assuming HZ==100.
> > > Afaik this value is different in 2.5/2.4 for the same arch.
> >
> > No it's not actually.
> > The userspace interface is constant/stable and in units of HZ=100 even
> > though the kernel HZ might be different.
> >
>
> What's this HZ value related to?

the userspace interface is not in units of kernel HZ, but in
"theoretical time units that happen to match a defined
default" which happens to match 10ms on x86.

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