From: Michael Gerdau <mgd@technosis.de>
To: "Ray Lee" <ray-lk@madrabbit.org>
Cc: "Bill Davidsen" <davidsen@tmr.com>,
"Linux Kernel M/L" <linux-kernel@vger.kernel.org>
Subject: Re: Sched - graphic smoothness under load - cfs-v13 sd-0.48
Date: Sun, 20 May 2007 08:59:25 +0200 [thread overview]
Message-ID: <200705200859.56327.mgd@technosis.de> (raw)
In-Reply-To: <2c0942db0705192330r4004d7bem3556c939c1581553@mail.gmail.com>
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> > I don't want to say the values aren't useful. I simply think there is
> > a high noiselevel.
>
> The noise is reflected in the standard deviation he has on those rows.
> The average +- stdev of one overlaps the average +- stdev of the
> other,
For the fairness test on cfs13 this simply is wrong. And for the
test to be stable would require that avg of one is within avg+-stddev
of the other (simple overlap does not suffice).
Best,
Michael
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next prev parent reply other threads:[~2007-05-20 7:00 UTC|newest]
Thread overview: 33+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-05-19 20:02 Sched - graphic smoothness under load - cfs-v13 sd-0.48 Bill Davidsen
2007-05-19 20:22 ` Ray Lee
2007-05-20 0:44 ` Bill Davidsen
2007-05-20 6:12 ` Michael Gerdau
2007-05-20 6:30 ` Ray Lee
2007-05-20 6:59 ` Michael Gerdau [this message]
2007-05-20 7:20 ` Ray Lee
2007-05-20 6:55 ` Ray Lee
2007-05-21 18:27 ` Matt Keenan
2007-05-19 20:36 ` Diego Calleja
2007-05-19 20:55 ` Ray Lee
2007-05-19 23:21 ` Mike Galbraith
2007-05-20 16:29 ` Miguel Figueiredo
2007-05-20 16:44 ` Ray Lee
2007-05-20 16:58 ` Miguel Figueiredo
2007-05-20 17:19 ` Ray Lee
2007-05-22 17:55 ` Bill Davidsen
2007-05-22 20:01 ` Miguel Figueiredo
2007-05-23 0:28 ` Bill Davidsen
2007-05-23 13:10 ` Bill Davidsen
2007-05-23 18:29 ` Miguel Figueiredo
2007-05-23 20:45 ` Bill Davidsen
2007-05-23 21:03 ` Miguel Figueiredo
2007-05-24 0:36 ` Con Kolivas
2007-05-23 4:06 ` William Lee Irwin III
2007-05-23 5:23 ` Michael Gerdau
2007-05-23 7:58 ` Xavier Bestel
2007-05-23 8:21 ` Bill Huey
2007-05-23 18:22 ` Ian Romanick
2007-05-23 18:43 ` Xavier Bestel
2007-05-23 17:22 ` Bill Davidsen
2007-05-23 16:59 ` Bill Davidsen
2007-05-22 17:22 ` Bill Davidsen
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