From: Martin Bligh <mbligh@google.com>
To: Con Kolivas <kernel@kolivas.org>
Cc: Peter Williams <pwil3058@bigpond.net.au>,
Andrew Morton <akpm@osdl.org>,
linux-kernel@vger.kernel.org, Ingo Molnar <mingo@elte.hu>,
Andy Whitcroft <apw@shadowen.org>
Subject: Re: -mm seems significanty slower than mainline on kernbench
Date: Mon, 23 Jan 2006 11:28:47 -0800 [thread overview]
Message-ID: <43D52E6F.7040808@google.com> (raw)
In-Reply-To: <200601121739.17886.kernel@kolivas.org>
> Thanks and looks like the results are in from 2.6.14-rc2-mm1 with the patch
> backed out.
>
> Drumroll....
>
> http://test.kernel.org/perf/kernbench.moe.png
>
> The performance goes back to a range similar to 2.6.14-rc1-mm1 (see
> 2.6.14-rc2-mm1 + 20328 in blue). Unfortunately this does implicate this
> patch. Can we put it back into -mm only and allow Peter's tweaks/fixes to go
> on top and have it tested some more before going upstream?
Hmm. Looks like we didn't get this as fixed up as I thought. Moe seems
to be fixed (16x NUMA-Q), but elm3b132 is not (it's 4x, flat SMP ia32).
Look at the latest graphs ....
Is it possible it only got fixed for NUMA boxes?
M.
next prev parent reply other threads:[~2006-01-23 19:29 UTC|newest]
Thread overview: 59+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-01-11 1:14 -mm seems significanty slower than mainline on kernbench Martin Bligh
2006-01-11 1:31 ` Andrew Morton
2006-01-11 1:41 ` Martin Bligh
2006-01-11 1:48 ` Andrew Morton
2006-01-11 1:49 ` Con Kolivas
2006-01-11 2:38 ` Peter Williams
2006-01-11 3:07 ` Con Kolivas
2006-01-11 3:12 ` Martin Bligh
2006-01-11 3:40 ` Peter Williams
2006-01-11 3:49 ` Con Kolivas
2006-01-11 4:33 ` Peter Williams
2006-01-11 5:14 ` Peter Williams
2006-01-11 6:21 ` Martin J. Bligh
2006-01-11 12:24 ` Peter Williams
2006-01-11 14:29 ` Con Kolivas
2006-01-11 22:05 ` Peter Williams
2006-01-12 0:54 ` Peter Williams
2006-01-12 1:18 ` Con Kolivas
2006-01-12 1:29 ` Peter Williams
2006-01-12 1:36 ` Con Kolivas
2006-01-12 2:23 ` Peter Williams
2006-01-12 2:26 ` Martin Bligh
2006-01-12 6:39 ` Con Kolivas
2006-01-23 19:28 ` Martin Bligh [this message]
2006-01-24 1:25 ` Peter Williams
2006-01-24 3:50 ` Peter Williams
2006-01-24 4:41 ` Martin J. Bligh
2006-01-24 6:22 ` Peter Williams
2006-01-24 6:42 ` Martin J. Bligh
2006-01-28 23:20 ` Peter Williams
2006-01-29 0:52 ` Martin J. Bligh
2006-01-12 2:27 ` Con Kolivas
2006-01-12 2:04 ` Martin Bligh
2006-01-12 6:35 ` Martin J. Bligh
2006-01-12 6:41 ` Con Kolivas
2006-01-12 6:54 ` Peter Williams
2006-01-12 18:39 ` Martin Bligh
2006-01-12 20:03 ` Peter Williams
2006-01-12 22:20 ` Peter Williams
2006-01-13 7:06 ` Peter Williams
2006-01-13 12:00 ` Peter Williams
2006-01-13 16:15 ` Martin J. Bligh
2006-01-13 16:26 ` Andy Whitcroft
2006-01-13 17:54 ` Andy Whitcroft
2006-01-13 20:41 ` Martin Bligh
2006-01-14 0:23 ` Peter Williams
2006-01-14 5:03 ` Nick Piggin
2006-01-14 5:40 ` Con Kolivas
2006-01-14 6:05 ` Nick Piggin
2006-01-14 5:53 ` Peter Williams
2006-01-14 6:13 ` Nick Piggin
2006-01-13 22:59 ` Peter Williams
2006-01-14 18:48 ` Martin J. Bligh
2006-01-15 0:05 ` Peter Williams
2006-01-15 2:04 ` Con Kolivas
2006-01-15 2:09 ` [PATCH] sched - remove unnecessary smpnice ifdefs Con Kolivas
2006-01-15 3:50 ` -mm seems significanty slower than mainline on kernbench Ingo Molnar
2006-01-12 1:25 ` Peter Williams
2006-01-11 1:52 ` Andrew Morton
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