Thanks Brett for the useful information.

On Wed, Jan 27, 2010 at 12:40 PM, Brett Pemberton <br...@vpac.org> wrote:

>
> ----- "Sangamesh B" <forum....@gmail.com> wrote:
>
> > Hi all,
> >
> > If an infiniband network is configured successfully, how to confirm
> > that Open MPI is using infiniband, not other ethernet network
> > available?
> >
>
> At a low level simplistic way, how about:
>
> [root@tango003 ~]# lsof | grep /dev/infiniband
> namd2      7271      weimin  mem       CHR            231,192
>            8306 /dev/infiniband/uverbs0
> namd2      7271      weimin   13u      CHR            231,192
>            8306 /dev/infiniband/uverbs0
> ...
>
> Here i can see that the namd that I compiled with openmpi is using IB.
>
> cheers,
>
>     / Brett
>
> --
> Brett Pemberton - VPAC HPC Team Leader
> http://www.vpac.org/ - (03) 9925 4899
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