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
brockp_at_[hidden]
(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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