Re: [Xen-devel] [PATCH 08 of 10 v2] libxl: enable automatic placement of guests on NUMA nodes

[Dario Faggioli <raistlin@xxxxxxxx>]

On Tue, 2012-06-26 at 12:03 +0100, Ian Jackson wrote:
> The conventional approach to this kind of thing is to invent a score
> for sorting etc.  Something like
>     score = tuning_parameter * log(freemem) - number_of_domains
> which does sort of roughly the same as your 10% rule if you squint.
>
However, if I go for this approach, I think I should stick to floating
point arith, as I'm not sure I can properly to things like normalization
and take log()-s with integers... :-/

Would that be fine?

Thanks and Regards,
Dario

-- 
<<This happens because I choose it to happen!>> (Raistlin Majere)
-----------------------------------------------------------------
Dario Faggioli, Ph.D, http://retis.sssup.it/people/faggioli
Senior Software Engineer, Citrix Systems R&D Ltd., Cambridge (UK)

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