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SST: Add MPI SST dataplane #3095
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@chuckatkins there has been substantial progress in this task 🎉 . This new DP using MPI is working (sending/receiving) for simple tasks and some tests work. I will secure that we can pass all the test with this and then I will move to further optimizing this. |
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@chuckatkins we have a new MPICH build and its green :) https://github.com/ornladios/ADIOS2/runs/6823739729?check_suite_focus=true |
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Please add a short comment for MPI_Init_thread() calls in the examples that it is only needed for SST/MPI-data plane
This PR adds a new MPI Data Plane for the SST engine.
MPI_DP
MPI_Init
to useMPI_MULTIPLE_THREAD
MPI_DP
to work in Cray-MPICH implementations.