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SubjectRe: Workaround for wrapping loadaverage
On Wed, Nov 10, 2004 at 08:49:41AM +1100, Con Kolivas wrote:
> Herbert Poetzl wrote:
> >but I agree that a higher resolution would be a good
> >idea ... also doing the calculation when the number
> >of running/uninterruptible processes has changed would
> >be a good idea ...
>
> This could get very expensive. A modern cpu can do about 700,000 context
> switches per second of a real task with the current linux kernel so I'd
> suggest not doing this.

hmm, right it can, do you have any stats about the
'typical' workload behaviour?

do you know the average time between changes of
nr_running and nr_uninterruptible?

TIA,
Herbert

> Cheers,
> Con


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