[R-SIG-Mac] How to Speed up R on the G5

elijah wright elw at stderr.org
Wed Feb 9 02:09:41 CET 2005


>> Regarding the question of whether veclib is parallelized, I'm reasonably
>> sure that it is.  ...........
>
> Just to observe there is a thread about exactly these issues on r-help 
> under the title 'R on Beowulf cluster?' The discussion is equally 
> applicable to multi CPU machines such as high end Macs.


Definitely so.  [that's actually what i have, here, and have gotten all 
but a couple of those packages running under OSX, now... I'm hopeful that 
i'll get the rest worked out in the next week or so.]

--elijah


> The following expands on the packages I mentioned:
>> look into the following knot of CRAN packages:
>> SNOW
>> Rmpi
>> Rpvm
>> rlecuyer
>> rsprng
>> SNOW-FT
>> RScaLAPACK
>> et cetera.
>> 
>> these provide some pretty interesting bits - like a suite of parallelized
>> apply() functions.
>> --elijah
>
> Bill Northcott



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