Re: HZ, preferably as small as possible

Andrew Morton
2002-07-10T21:37:43Z

Benjamin LaHaise wrote:
>
> On Wed, Jul 10, 2002 at 02:28:03PM -0700, Andrew Morton wrote:
> > > But on the other hand, increasing HZ has perf/latency benefits, yes? Have
> > > these been quantified?
> >
> > Not that I'm aware of. And I'd regard any such claims with some
> > scepticism.
>
> The most obvious one is the reduced latency of select/poll timeouts.

OK, I'll grant that. Why is this useful?

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