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SubjectRe: [ANNOUNCE][RFC] PlugSched-6.3.1 for 2.6.16-rc5
Al Boldi wrote:
> Peter Williams wrote:
>> Al Boldi wrote:
>>> The default values for spa make it really easy to lock up the system.
>>> Is there a module to autotune these values according to cpu/mem/ctxt
>>> performance?
>> Jake Moilanen had a genetic algorithm autotuner for Zaphod at one time
>> which I believe he ported over to PlugSched
>
> Would this be a load-adaptive dynamic tuner?

Yes.

>
> What I meant was a lock-preventive static tuner. Something that would take
> hw-latencies into account at boot and set values for non-locking console
> operation.

I'm not sure what you mean here. Can you elaborate?

>
>> I could generate a patch to gather the statistic again and make them
>> available via /proc if you would like to try a user space version of
>> Jake's work (his was in kernel).
>
> That would be great!

OK, I'll put it on my "to do" list.

Peter
--
Peter Williams pwil3058@bigpond.net.au

"Learning, n. The kind of ignorance distinguishing the studious."
-- Ambrose Bierce
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