"Jeff Squyres (jsquyres)" <jsquyres_at_[hidden]> writes:
> Short version:
> What you really want is:
> mpirun --mca pml ob1 ...
> The "--mca mtl ^psm" way will get the same result, but forcing pml=ob1 is really a slightly Better solution (from a semantic perspective)
I'm afraid ^psm is rather more perspicuous. I don't have to README to
know what it means.