>>So long as both binaries use the same OMPI version, I can’t see why there >>would be an issue. It sounds like you are thinking of running an MPI process >>on the GPU itself (instead of >>using an offload library)? People have done >>that before - IIRC, the only issue is trying to launch a process onto the GPU >>when the GPU doesn’t have a globally visible TCP address. I >>wrote a backend >>spawn capability to resolve that problem and it should still work, though I >>am not ware of it being exercised recently.
Thank you for your response!! I was not thinking of complicated stuff of running an MPI process on the GPU itself, I am still using offload library. Your response answers my question as in I need to make sure OMPI versions match. Best Regards, Amit
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