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From: Hugh Merz (merz_at_[hidden])
Date: 2005-01-04 21:54:26


>> Well, a google search for: mpi code examples produces very good
>> results...
> Yes, but they're mostly tutorials: you can't just download a CFD code that
> will run, as you could for say (ug) windows.

In that case you would have to search google for "mpi cfd" and the
third hit would give you:
http://www-berkeley.ansys.com/cfd/CFD_codes_p.html

"CFD codes list - free software"

The reason why you only find tutorials is that most people who write mpi
codes are writing them for private research, and these are organized on
the www by the problem they solve, not by the fact that they use mpi.

If you want to find robust mpi applications you have to narrow the search.

>> If somebody wants me to set up a wiki for mpi I would be happy to do it.
>> Since I don't expect the bandwidth for such a thing to be huge I could
>> even set it up on my server.
>>
>> Of course, it would be up to the community to put stuff there to make it
>> useful.
> I'd be happy to help, but as you asked, is the community there? Anyone else
> like the idea?

I think providing a centralized mpi code repository would be a good thing.
The MPI applications indicated on the LAM site are good places to start
for finding common mathematical solvers, but there is no "one place to go"
if you are looking for more complex programs (as you have indicated
above).

As well as this many research codes are still closed, in that they are
owned by commercial entities, government agencies and academics who are
unwilling to share source due to the amount of time (money) invested in
them. Having an open source repository would help to reduce overlap in
development (I bet many graduate students have effectively written the
same program!) and provide incentive for groups who are fearful of losing
their edge to take the lead and put their code out there. Then again
maybe I'm living in a naive fantasy world.

Are there any plans to have something of this nature published on the
open-mpi.org site?

Just my 2 cents.

Hugh

> Thanks,
>
> -Jack C
> http://www.crepinc.com/
>
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