Messages in this thread | | | Date | Mon, 4 Jan 2010 04:40:24 -0800 | From | Arjan van de Ven <> | Subject | Re: volano ~30% regression with 2.6.33-rc1 & -rc2 |
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On Mon, 04 Jan 2010 16:15:58 +0800 Lin Ming <ming.m.lin@intel.com> wrote:
> Mike & Peter, > > Compared with 2.6.32, volano has ~30% regression with 2.6.33-rc1 & > -rc2. Testing machine: Tigerton Xeon, 16cpus(4P/4Core), 16G memory
did this show up only on this cpu? (since this is a multi-core-without-shared-cache cpu, it could be that we get the topology wrong and think cores share cache where they don't)
-- Arjan van de Ven Intel Open Source Technology Centre For development, discussion and tips for power savings, visit http://www.lesswatts.org
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