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From: Martin Bligh <mbligh@mbligh.org>
To: LKML <linux-kernel@vger.kernel.org>
Cc: Ingo Molnar <mingo@elte.hu>
Subject: Performance regression in 2.6.22-git1 (new sched code?)
Date: Tue, 10 Jul 2007 10:37:22 -0700	[thread overview]
Message-ID: <4693C3D2.9020005@mbligh.org> (raw)

~ 1% on 4-way x86_64

http://test.kernel.org/perf/kernbench.elm3b6.png

~ 4% on 16-way NUMA-Q (i386)

http://test.kernel.org/perf/kernbench.moe.png

~ 1.5% on 4-way i386

http://test.kernel.org/perf/kernbench.elm3b132.png

There's readprofiles and stuff available from here:
http://test.kernel.org/functional/index.html
if you drill down under the tests marked "regression", eg.
http://test.kernel.org/abat/98796/002.kernbench.test/profiling/profile.text

M.

             reply	other threads:[~2007-07-10 17:37 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-07-10 17:37 Martin Bligh [this message]
2007-07-10 19:20 ` Performance regression in 2.6.22-git1 (new sched code?) Andy Whitcroft
2007-07-10 21:09 ` Ingo Molnar
2007-07-11 17:47   ` Ingo Molnar

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