Re: [OMPI users] cuda at Open MPI runtime

2017-12-21 Thread Sylvain Jeaugey
Hi David, Open MPI will try to load libcuda during MPI_Init when you are using either the openib BTL or the smcuda BTL (and CUDA support has been compiled in). It is looking in /usr/lib64 and in LD_LIBRARY_PATH as well I guess. You should not need anything else than libcuda for the Open

[OMPI users] cuda at Open MPI runtime

2017-12-21 Thread Shrader, David Lee
Hello All, I'm trying to get a handle on providing Open MPI with cuda capability for my users. I've been through the FAQ items having to do with cuda, but I still have some questions that I hope those with more experience in this area will be able to answer. I'm currently working with Open