[GE users] OpenMPI 1.2 integration and dedicated MPI networks

Orion Poplawski orion at cora.nwra.com
Fri Oct 20 22:15:15 BST 2006


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Reuti wrote:
> 
> Can you try to use a host_aliases file for these machines? Routing also 
> the SGE traffic to the secondary network shouldn't be much of an impact. 
> This way the pe_hostfile should be filled already with the correct 
> machine names for the second network. As mentioned: only the 
> communication back may still be a problem, if just `hostname` is used in 
> OpenMPI.

Ah, I that works!  Just had to change the name in my host groups to the 
"x" name (slightly annoying).

-- 
Orion Poplawski
System Administrator                  303-415-9701 x222
NWRA/CoRA Division                    FAX: 303-415-9702
3380 Mitchell Lane                  orion at cora.nwra.com
Boulder, CO 80301              http://www.cora.nwra.com

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