Multiple-GPU programming
Contents: How to use multiple GPUs by using MPI and OpenACC
CUDA and OpenACC can be combined with OpenMP and MPI
It is even possible to write MPI+OpenMP+OpenACC+CUDA code (that's not our goal)
Material:
Great presentation by M. Wolfe:
slides
another example by
A.Herdmann
condensed but
exellent
by A. Strelchenko
example
with scalar product