[PRL] Development of Large-Scale Parallel Scientific Codes

Mitchell Wand wand at ccs.neu.edu
Wed Apr 2 20:45:35 EDT 2008


Permissions fixed now.  Apologies to all.  --Mitch

On Wed, Apr 2, 2008 at 6:35 PM, Mitchell Wand <wand at ccs.neu.edu> wrote:

> Here's a very interesting article where the authors did case studies of 5
> recent major parallel scientific codes.
>
> The writing is terrible, but hold your nose and go through it to get a
> picture of how things work in this area.
>
> Take home messages (some surprising to me):
>
> 1.  everybody uses MPI.
> 2.  they don't optimize for particular processors.  The lifecycle for
> processors is way too short.
> 3.  what they do have to do is work around compiler & system bugs on each
> system.
>
> Read the article, you are likely to find other nuggets. I've put up a copy
> at
> http://www.ccs.neu.edu/home/wand/private/Hochstein-Basili-IEEE-Computing-08.pdf
>
> --Mitch
>
>
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