[Beowulf] HPL as a learning experience

[Carsten Aulbert]

Hi

On Tuesday 16 March 2010 18:00:07 Gus Correa wrote:
> The problem is most likely mpich 1.2.7.
> MPICH-1 is old and no longer maintained.
> It is based on the P4 lower level libraries, which don't
> seem to talk properly to current Linux kernels and/or
> to current Ethernet card drivers.
[...]
> The easy fix is to use another MPI, say, OpenMPI or MPICH2.
> I would guess they are available as packages for Debian.
> 

You were right, switching over to openmpi solved this issue at once. Sorry for 
not trying that before causing noise here :)

Now, the hard part might begin to narrow down the parameter space...

Cheers

Carsten
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