Dear OpenMPI developers I'd like to add my 2 cents that this would be a very desirable feature enhancement for me as well (and perhaps others).
Best regards Durga On Tue, Aug 14, 2012 at 4:29 PM, Zbigniew Koza <zzk...@gmail.com> wrote: > Hi, > > I've just found this information on nVidia's plans regarding enhanced > support for MPI in their CUDA toolkit: > http://developer.nvidia.com/**cuda/nvidia-gpudirect<http://developer.nvidia.com/cuda/nvidia-gpudirect> > > The idea that two GPUs can talk to each other via network cards without > CPU as a middleman looks very promising. > This technology is supposed to be revealed and released in September. > > My questions: > > 1. Will OpenMPI include RDMA support in its CUDA interface? > 2. Any idea how much can this technology reduce the CUDA Send/Recv latency? > 3. Any idea whether this technology will be available for Fermi-class > Tesla devices or only for Keplers? > > Regards, > > Z Koza > > > > ______________________________**_________________ > users mailing list > us...@open-mpi.org > http://www.open-mpi.org/**mailman/listinfo.cgi/users<http://www.open-mpi.org/mailman/listinfo.cgi/users> >
