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From: Jeff Squyres (jsquyres_at_[hidden])
Date: 2003-04-20 21:39:48


On Sun, 20 Apr 2003 Silver7X_at_[hidden] wrote:

> the version of lam is the same on all machines i run the hello world and
> it runs fine on all machines

The usual case for this problem is when LAM finds an executable of the
same name as your MPI executable elsewhere in your path on the remote
nodes -- and therefore run that instead of your MPI program. See the LAM
FAQ, under "Running LAM/MPI applications", the question "Why doesn't
"mpirun -np 4 test" work?"

-- 
{+} Jeff Squyres
{+} jsquyres_at_[hidden]
{+} http://www.lam-mpi.org/