[gmx-users] How to compile/run Gromacs on native Infiniband?

Szilárd Páll szilard.pall at cbr.su.se
Mon Jun 3 20:00:10 CEST 2013

There's no ibverbs support, s o pick your favorite/best MPI
implementation, more than that you can't do.

On Mon, Jun 3, 2013 at 2:54 PM, Bert <bert.ustc at gmail.com> wrote:
> Dear all,
> My cluster has a FDR (56 Gb/s) Infiniband network. It is well known that
> there is a big difference between using IPoIB (IP over IB) with a normal
> sockets application and using native InfiniBand with an application that
> has been coded directly to the native IB verbs interface. The latter one
> gets much higher throughput and lower latency, while spending less CPU on
> networking.
> Therefore, I wonder if Gromacs has the native IB verbs interface. If so,
> how to compile and run Gromacs on native Infiniband? Any suggestions will
> be appreciated.
> Best Regards,
> Bert
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