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SubjectRe: [PATCH] Stacker - single-use static slots
Quoting James Morris (jmorris@namei.org):
> On Wed, 10 Aug 2005, serue@us.ibm.com wrote:
>
> > those annoying cache effects, I assume - 3 slots (the default)
> > outperforms two slots, even though only one slot is being used. These
> > tests were run on a 16-way power4+ system. I may try to re-run on some
> > x86 hardware, though each run will probably take 24 hours.
>
> I've also run some benchmarks, comparing vanilla kernel with the
> two stacker approaches. Results below.
>
> Results seem to be mixed, sometimes a bit better, sometimes a bit worse.
> The macro benchmarks tend to show better figures for the static slot
> model.
>
> Overall, it seems that SELinux could expect to take a 1-2% performance hit
> with the stacker.

Thanks, James.

I guess I should do some profiling runs - I'm surprised there would be
this much of a hit with the static slots.

thanks,
-serge
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