parallelizing OpenMP apps
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Greg Lindahl lindahl at conservativecomputer.comThu Mar 22 09:57:05 PST 2001
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On Thu, Mar 22, 2001 at 12:05:21PM +0100, Ole W. Saastad wrote: > Many of my colleges run climate models with OpenMP on fast > sequential machines and would consider MPI based clusters if > they could get some help to make the transition. I would suggest checking out SMS: http://www-ad.fsl.noaa.gov/ac/sms.html It is a system aimed at the weather community. You add HPF-like directives, and the system does the rest. We have seen O(100) speedup on O(100) nodes... for a real code used for production air travel weather prediction in the US. It only does some kinds of stencils and some kinds of spectral codes, and it only does F77, but if it does what your code uses... -- greg
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