linux-kernel - Re: [test] sched: SD-latest versus Mike's latest

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Date:	Thu, 05 Apr 2007 14:24:37 +0200
From:	Mike Galbraith <efault@....de>
To:	Ingo Molnar <mingo@...e.hu>
Cc:	Con Kolivas <kernel@...ivas.org>,
	linux list <linux-kernel@...r.kernel.org>,
	Andrew Morton <akpm@...ux-foundation.org>,
	ck list <ck@....kolivas.org>
Subject: Re: [test] sched: SD-latest versus Mike's latest

On Thu, 2007-04-05 at 14:12 +0200, Ingo Molnar wrote:
> * Mike Galbraith <efault@....de> wrote:
> 
> > > re-testing the weak points of the vanilla scheduler + Mike's:
> > > 
> > >  - thud.c:    this workload has almost unnoticeable effect
> > >  - fiftyp.c:  noticeable, but alot better than previously!
> > 
> > Hmm.  Here fiftyp.c is utterly harmless.  If you have a second, can 
> > you send me a top snapshot?  If you're running many of them, it can 
> > take a bit for the throttle to catch them all.
> 
> ah, indeed - i ran 10 of them and letting them run for a bit smoothes 
> things out.

Ok, I didn't try 10 of them.  It can still get a bit ragged here, so I
may have to latch the throttle for a bit to make sure they have to
maintain improved behavior to get unleashed.  5 of them get instantly
nailed, and stay nailed.

	-Mike

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