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SubjectRe: Scaling noise
On Wed, Sep 03, 2003 at 08:19:26PM -0600, Steven Cole wrote:
> I would never call the SMP locking pathetic, but it could be improved.
> Looking at Figure 6 (Star-CD, 1-64 processors on Altix) and Figure 7
> (Gaussian 1-32 processors on Altix) on page 13 of "Linux Scalability for
> Large NUMA Systems", available for download here:
> http://archive.linuxsymposium.org/ols2003/Proceedings/
> it appears that for those applications, the curves begin to flatten
> rather alarmingly. This may have little to do with locking overhead.

Those numbers are 2.4.x


-- wli
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