OpenMPI does this already. We use it all the time for IB vs Gig-E.
You can change the weights, but I doubt you want to.
Also use mx if you can.
Brock Palen
www.umich.edu/~brockp
Center for Advanced Computing
bro...@umich.edu
(734)936-1985
On May 21, 2008, at 1:17 PM, Borenstein, Bernard S wrote:
We now have a myrinet cluster along with our GIGE clusters and I was
wondering how to have openmpi select the right interconnect. We
use PBS
and would like to have Openmpi select the right interconnect
automatically, depending on whether we are on the Myrinet cluster
or the
Gige cluster. Any help would be appreciated.
Bernie Borenstein
The Boeing Company
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