[Beowulf] Win64 Clusters!!!!!!!!!!!!

Robert G. Brown rgb at phy.duke.edu
Thu Apr 12 13:55:01 EDT 2007


On Thu, 12 Apr 2007, Rusty Lusk wrote:

> Sorry for the belated participation in this subthread of this most excellent 
> thread.  There is another paper on the relationship between MPI and PVM, 
> written by Bill Gropp and me.  You can find it at
>
> http://www.mcs.anl.gov/~gropp/bib/papers/2002/mpiandpvm.pdf
>
> We wrote it because we felt the story from the "PVM side" (the paper below) 
> was incomplete.

Great paper (I'm reading it now).  Missed it with google, sorry,
probably because I was "looking" for the one below (which I'd read many
times before) and used the wrong search string.

     rgb

>
> On Apr 10, 2007, at 11:37 PM, Robert G. Brown wrote:
>
>> On Tue, 10 Apr 2007, Mark Hahn wrote:
>> 
>>>> It was PVM that enabled true message passing parallel code to be written
>>>> that made a pile of machines (be they Alphas, simple PCs, Sun
>>> 
>>> I'm not disagreeing, but wonder why PVM is basically extinct now.
>>> that is, why was MPI considered an improvement/replacement?
>> 
>> 
>> As of last year, there were still quite a lot of papers on PVM.  I think
>> PVM is still widely used in Europe, and a lot of "old hand" cluster
>> people, myself included still prefer it (given their druthers).  It is
>> much more a part of the ORIGINAL beowulfs and related linux clusters
>> than MPI.
>> 
>> MPI had a completely distinct history:
>>
>>  www.csm.ornl.gov/pvm/PVMvsMPI.ps
>> 
>> 
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>

-- 
Robert G. Brown	                       http://www.phy.duke.edu/~rgb/
Duke University Dept. of Physics, Box 90305
Durham, N.C. 27708-0305
Phone: 1-919-660-2567  Fax: 919-660-2525     email:rgb at phy.duke.edu


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