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SubjectRe: bdi_threshold slow to reach steady state
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On Wed, 2009-10-14 at 16:04 +0200, Peter Zijlstra wrote:
> On Wed, 2009-10-14 at 14:55 +0100, Richard Kennedy wrote:
> >
> > commit 11735a2336ba08cf21aebf79a706c86aca5e44b2
> > Author: Richard Kennedy <richard@rsk.demon.co.uk>
> > Date: Wed Oct 14 14:46:21 2009 +0100
> >
> > mm: speed up per bdi dirty threshold calculations
>
> I think the subject is confusing, we don't actually compute things
> faster in the less cycles sense.
>
> We reduce the dampening for the control system, yielding faster
> convergence.
Ah yes, sorry about that. That was a bit of a placeholder.

I'll write a proper change log & re-post.
regards
Richard



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