Justin,
There is no GM MTL. Therefore, the first mpirun allow the use of
every available BTL, while the second one don't allow intra-node
communications or self. The correct mpirun command line should be:
mpirun -np 4 --mca btl gm,self ...
george.
On Mar 27, 2007, at 12:18 PM, Justin
Having a user who requires some of the features of gfortran in 4.1.2, I
recently began building a new image. The issue is that "-mca btl gm" fails
while "-mca mtl gm" works. I have not yet done any benchmarking, as I was
wondering if the move to mtl is part of the upgrade. Below are the
