[Beowulf] Haswell as supercomputer microprocessors

[Kilian Cavalotti]

Hi Mikhail,

That's something you can achieve with Slurm, using what they call
"Core Specialization". See http://slurm.schedmd.com/core_spec.html for
details.

Cheers,
-- 
Kilian

On Mon, Aug 3, 2015 at 2:06 AM, Mikhail Kuzminsky <mikky_m at mail.ru> wrote:
> New special supercomputer microprocessors (like IBM Power BQC and Fujitsu
> SPARC64 XIfx) have 2**N +2 cores (N=4 for 1st, N=5 for 2nd), where 2 last
> cores are redundant, not for computations, but only for other work w/Linux
> or even for replacing of failed computational core.
>
> Current Intel Haswell E5 v3 may also have 18 = 2**4 +2 cores.  Is there some
> sense to try POWER BQC or SPARC64 XIfx ideas (not exactly), and use only 16
> Haswell cores for parallel computations ? If the answer is "yes", then how
> to use this way under Linux ?
>
> Mikhail Kuzminsky,
> Zelinsky Institute of Organic Chemistry RAS,
> Moscow
>
>
>
>
>
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-- 
Kilian