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Re: Advice on cluster hardware

"Jeffrey B. Layton" <laytonjb@comcast.net> writes:

> Ross Boylan wrote:
>>Although this list seems to have been quiet recently, perhaps there are
>>some folks out there with wisdom to share.  I didn't turn up much in the
>>The group I am in is about to purchase a cluster.  If anyone on this
>>list has any advice on what type of hardware (or software) would be
>>best, I'd appreciate it.
>>We will have two broad types of uses: simulation studies for
>>epidemiology (with people or cases as the units) and genetic and protein
>>studies, with which I am less familiar.  The simulation studies are
>>likely to make heavy use of R.  I suspect that the two uses have much
>>different characteristics, e.g., in terms of the size of the datasets to
>>manipulate and the best tradeoffs outlined below.
> Are the code MPI at all? I've only looked at R in passing
> so I don't know if it's parallel or not.

R can use LAM-MPI, sockets, or PVM to pass/distribute jobs to other
R/C/Fortran/etc message-passing enabled processes.


rossini@u.washington.edu            http://www.analytics.washington.edu/ 
Biomedical and Health Informatics   University of Washington
Biostatistics, SCHARP/HVTN          Fred Hutchinson Cancer Research Center
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