Re: bdi_threshold slow to reach steady state

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From: Richard Kennedy

Subject: Re: bdi_threshold slow to reach steady state

Date: Thursday, October 15, 2009 - 2:22 am

On Wed, 2009-10-14 at 16:04 +0200, Peter Zijlstra wrote:
quoted text> 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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Messages in current thread:

bdi_threshold slow to reach steady state, Richard Kennedy, (Wed Oct 14, 4:09 am)

Re: bdi_threshold slow to reach steady state, Peter Zijlstra, (Wed Oct 14, 4:37 am)

Re: bdi_threshold slow to reach steady state, Richard Kennedy, (Wed Oct 14, 6:55 am)

Re: bdi_threshold slow to reach steady state, Peter Zijlstra, (Wed Oct 14, 7:04 am)

Re: bdi_threshold slow to reach steady state, Richard Kennedy, (Thu Oct 15, 2:22 am)


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