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Re: PETSc mpich and lam "benchmarks"



Greetings!  We have a 16-node PIII 850 that could be used for a test
if desireable.  Don't know where the petsci package is a this point.

Take care,

Junichi Uekawa <dancer@netfort.gr.jp> writes:

> In Thu, 15 Feb 2001 10:14:59 -0500 Adam cum veritate scripsit :
> 
> Hi,
> 
> > >                               # Procs  mpich  lam
> > >                               "0"      88.26  88.53
> > >                               1        89.26  90.31
> > >                               2        53.89  56.15
> > >                               4        22.65  22.71
> 
> Hmmm.. interesting result. It seems to show how this benchmark scales pretty 
> well. ;)
> 
> I would love to see results for larger clusters (with more nodes). Maybe that
>  I have to go and hunt around for the systems myself.
> It is rumoured that MPICH does not scale up like lam. I have not 
> quite tested it.
> 
> 
> # Maybe doing a tcpdump and looking at all the packets might enlighten me.
> 
> 
> 
> regards,
> 	junichi
> 
> --
> Netfort: dancer@netfort.gr.jp           Debian: dancer@debian.org 
> dancer, a.k.a. Junichi Uekawa   http://www.netfort.gr.jp/~dancer
>  Dept. of Knowledge Engineering and Computer Science, Doshisha University.
> 
> 
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> 

-- 
Camm Maguire			     			camm@enhanced.com
==========================================================================
"The earth is but one country, and mankind its citizens."  --  Baha'u'llah



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