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Subject: Re: [OMPI users] Need help running jobs across different IB vendors
From: Dave Love (d.love_at_[hidden])
Date: 2013-10-18 12:21:01

"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.