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Cube GUI User Guide
(CubeGUI 4.6-rc1, revision cfc8481d)
Introduction in Cube GUI and its usage
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MPI Parallel Efficiency (MPE) reveals the inefficiency in MPI processes. MPE can be computed directly or as a product of MPI Load Balance Efficiency and MPI Communication Efficiency :
MPE = avg( time outside of MPI ) / max( runtime ) = MPI Load Balance Efficiency * MPI Communication Efficiency
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