linux-kernel - Re: [ck] Re: [PATCH][RSDL-mm 0/7] RSDL cpu scheduler for 2.6.21-rc3-mm2

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Date:	Tue, 13 Mar 2007 07:30:09 +0100
From:	Mike Galbraith <efault@....de>
To:	Con Kolivas <kernel@...ivas.org>
Cc:	michael chang <thenewme91@...il.com>, ck list <ck@....kolivas.org>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	linux kernel mailing list <linux-kernel@...r.kernel.org>,
	Andrew Morton <akpm@...ux-foundation.org>
Subject: Re: [ck] Re: [PATCH][RSDL-mm 0/7] RSDL cpu scheduler for 
	2.6.21-rc3-mm2

On Tue, 2007-03-13 at 17:16 +1100, Con Kolivas wrote:
> On Tuesday 13 March 2007 17:08, Mike Galbraith wrote:
> > Virtual or physical cores has nothing to do with the interactivity
> > regression I noticed.  Two nice 0 tasks which combined used 50% of my
> > box can no longer share that box with two nice 5 tasks and receive the
> > 50% they need to perform.  That's it. From there, we wandered off into a
> > discussion on the relative merit and pitfalls of fairness.
> 
> And again, with X in its current implementation it is NOT like two nice 0 
> tasks at all; it is like one nice 0 task. This is being fixed in the X design 
> as we speak.

Shrug.  I don't live then, I live now.  I have expressed my concerns,
and will now switch from talk back to listen mode.

	-Mike

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