SCF Performance for Different ARMCI Network on Socket-based KNL Cluster

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Gets Around

10:27:07 AM PDT - Thu, Apr 6th 2017
"mpirun -perhost 1 -genv CSP_NG 1" runs one MPI rank per node, does it not? I don't know how Casper even functions in that case. You need to launch N+G processes per node, where N is the number of application processes per node, and CSP_NG=G.