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SubjectRe: [PATCH] Balanced Multi Queue Scheduler ...
On Sat, 29 Dec 2001, Andrew Morton wrote:

> > It'd be nice to have inside local_irq_disable()/enable() a cycle counter
> > sampler to see what is the worst case path with disabled irqs.
> >
>
> http://www.zip.com.au/~akpm/linux/#intlat
>
> This tool needs a bit of maintenance work, but it can measure and identify
> the source of worst-case interrupt latencies quite successfully.

Thx, i'll take a look.



- Davide


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