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SubjectRe: SELinux performance issue with large systems (32 cpus)
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On Tue, 2004-11-23 at 12:52, Chris Wright wrote:
> * keith (kmannth@us.ibm.com) wrote:
> > I work with i386 16-way systems. When hyperthreading is enabled they
> > have 32 "cpus". I recently did a quick performance check on with 2.6
> > (as it turn out with a SElinux enabled) doing kernel builds.
>
> Have you tried any recent -mm kernel? avc_lock was refactored to RCU
> locking, and benchmarks shows it scales quite nicely now.

I just tried 2.6.10-rc2-mm3 on my box. The patches in mm fix the
avc_lock problem. The refactoring of the lock worked :)

Thanks,
Keith Mannthey
LTC xSeries

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