MPI on two machines with different choices of
2017-6-5 · Both machines are running bare-metal installations of CentOS 7 (i.e. no VMs) I get different errors depending on some of the I_MPI_* environment variables. The only configuration that works without any issues is: export I_MPI_FABRICS=tcp export I_MPI_MIC=1 # For some reason, I need this, even though I'm not running on a Xeon Phi mpirun -ppn 1 ...
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