[R-SIG-Mac] R multi-cpu and 64 bit

David Airey david.airey at vanderbilt.edu
Thu Nov 2 17:04:21 CET 2006


Thanks for the responses from each of you. So I can expect to take  
advantage of Mac OS X 10.5 next year, in terms of both 64 bit and  
multiple cores, with R. Good. I won't worry about buying any  
particular configuration then.


On Nov 2, 2006, at 9:48 AM, Thomas Lumley wrote:

> On Thu, 2 Nov 2006, elw at stderr.org wrote:
>
>>
>>
>> Using SNOW, or MPI, or some careful batch programming to split up  
>> your
>> tasks across CPUs - yes.
>>
>> This is the same sort of thing you'd likely face in Stata -- unless
>> they've invested a HUGE amount of effort in making threaded/ 
>> parallelized
>> computations "easier".
>
> It turns out that they have.  This is made easier for them by the  
> relatively limited data model, but it is still pretty impressive.
> The Stata people really do have a clue, surprising as this seems  
> when you first look at their macro language (and even that improves  
> on further consideration)
>
> 	-thomas

--
David C. Airey, Ph.D.
Research Assistant Professor

Department of Pharmacology
School of Medicine
Vanderbilt University
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