> I've run it with libfabric-1.5.3, which I think is the latest, and > mpich-3.2. There is a mpich-3.2.1 now. I also tried OpenMPI-3.0.0, and > I see there's OpenMPI-3.0.0-1 and 3.0.1rc2 available. > > I'll grab the very latest MPICH and give it a try. Can you also see if it's possible to use CH4 instead of CH3?