[mpich-discuss] MPI on Intel MIC

Pavan Balaji balaji at mcs.anl.gov
Wed Mar 20 16:05:37 CDT 2013


Martin,

For the MIC build, you'll just need to pass CFLAGS=-mmic.

You didn't give enough information below to say what went wrong.

 -- Pavan

On 03/19/2013 02:26 AM US Central Time, Martin Rose wrote:
> Dear all,
> 
> I want to run an MPI program on an Intel Xeon Phi accelerator (MIC). I
> want to use an open source MPI library but I have not found any
> information about how to compile the MPI library for MIC.
> 
> The link below leads to a paper about MVAPICH2 on MIC but the paper does
> not talk about compilation of the library.
> http://nowlab.cse.ohio-state.edu/publications/conf-papers/2012/potluri-tihpcs2012-paper.pdf
> 
> 
> I have tried to compile mpich-3.0.2 with icc anf ifort using a -dmmic as
> dummy flag. After running config, the dummy flag is replaced by -mmic.
> This got me pretty far but I do not have libnuma for MIC so the
> compilation could not complete.
> 
> The announcement of MPICH2-1.5 states that the MIC architecture is
> supported.
> http://www.mpich.org/2012/10/08/mpich2-1-5-released-oct-8-2012/
> 
> Can anyone describe the build process to run a program compiled with
> MPICH on Intel MIC?
> 
> Greetings,
> Martin
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-- 
Pavan Balaji
http://www.mcs.anl.gov/~balaji



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