Thanks Tom, I will test it out... regards Michael
On Mon, Jul 8, 2013 at 1:16 PM, Elken, Tom <tom.el...@intel.com> wrote: > ** ** > > Thanks Tom, that sounds good. I will give it a try as soon as our Phi host > here host gets installed. **** > > ** ** > > I assume that all the prerequisite libs and bins on the Phi side are > available when we download the Phi s/w stack from Intel's site, right ?*** > * > > *[Tom] * > > *Right. When you install Intel’s MPSS (Manycore Platform Software > Stack), including following the section on “OFED Support” in the readme > file, you should have all the prerequisite libs and bins. Note that I have > not built Open MPI for Xeon Phi for your interconnect, but it seems to me > that it should work. * > > * * > > *-Tom***** > > ** ** > > Cheers**** > > Michael**** > > ** ** > > ** ** > > ** ** > > On Mon, Jul 8, 2013 at 12:10 PM, Elken, Tom <tom.el...@intel.com> wrote:** > ** > > Do you guys have any plan to support Intel Phi in the future? That is, > running MPI code on the Phi cards or across the multicore and Phi, as Intel > MPI does?**** > > *[Tom] ***** > > Hi Michael,**** > > Because a Xeon Phi card acts a lot like a Linux host with an x86 > architecture, you can build your own Open MPI libraries to serve this > purpose. > > Our team has used existing (an older 1.4.3 version of) Open MPI source to > build an Open MPI for running MPI code on Intel Xeon Phi cards over Intel’s > (formerly QLogic’s) True Scale InfiniBand fabric, and it works quite well. > We have not released a pre-built Open MPI as part of any Intel software > release. But I think if you have a compiler for Xeon Phi (Intel Compiler > or GCC) and an interconnect for it, you should be able to build an Open MPI > that works on Xeon Phi. **** > > Cheers, > Tom Elken**** > > thanks...**** > > Michael**** > > **** > > On Sat, Jul 6, 2013 at 2:36 PM, Ralph Castain <r...@open-mpi.org> wrote:*** > * > > Rolf will have to answer the question on level of support. The CUDA code > is not in the 1.6 series as it was developed after that series went > "stable". It is in the 1.7 series, although the level of support will > likely be incrementally increasing as that "feature" series continues to > evolve.**** > > > > On Jul 6, 2013, at 12:06 PM, Michael Thomadakis <drmichaelt7...@gmail.com> > wrote: > > > Hello OpenMPI, > > > > I am wondering what level of support is there for CUDA and GPUdirect on > OpenMPI 1.6.5 and 1.7.2. > > > > I saw the ./configure --with-cuda=CUDA_DIR option in the FAQ. However, > it seems that with configure v1.6.5 it was ignored. > > > > Can you identify GPU memory and send messages from it directly without > copying to host memory first? > > > > > > Or in general, what level of CUDA support is there on 1.6.5 and 1.7.2 ? > Do you support SDK 5.0 and above? > > > > Cheers ... > > Michael**** > > > _______________________________________________ > > users mailing list > > us...@open-mpi.org > > http://www.open-mpi.org/mailman/listinfo.cgi/users > > > _______________________________________________ > users mailing list > us...@open-mpi.org > http://www.open-mpi.org/mailman/listinfo.cgi/users**** > > **** > > > _______________________________________________ > users mailing list > us...@open-mpi.org > http://www.open-mpi.org/mailman/listinfo.cgi/users**** > > ** ** > > _______________________________________________ > users mailing list > us...@open-mpi.org > http://www.open-mpi.org/mailman/listinfo.cgi/users >
