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Print number of MPI/OMP threads at start and end.

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This commit is contained in:
Markus Blatt
2019-11-11 12:36:03 +01:00
parent 3d9a0341b2
commit afc76a8b27
1 changed files with 20 additions and 0 deletions
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20
opm/simulators/flow/FlowMainEbos.hpp
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@@ -219,6 +219,19 @@ namespace Opm
std::cout << "* For more information, see https://opm-project.org *\n"; std::cout << "* For more information, see https://opm-project.org *\n";
std::cout << "* *\n"; std::cout << "* *\n";
std::cout << "**********************************************************************\n\n"; std::cout << "**********************************************************************\n\n";
int threads = 1;
int mpiSize = 1;
#ifdef _OPENMP
threads = omp_get_max_threads();
#endif
#if HAVE_MPI
MPI_Comm_size(MPI_COMM_WORLD, &mpiSize);
#endif
std::cout << "Using "<< mpiSize << " MPI processors with "<< threads <<" OMP threads on each \n\n";
} }
/// This is the main function of Flow. It runs a complete simulation with the /// This is the main function of Flow. It runs a complete simulation with the
@@ -470,6 +483,13 @@ namespace Opm
if (output_cout) { if (output_cout) {
std::ostringstream ss; std::ostringstream ss;
ss << "\n\n================ End of simulation ===============\n\n"; ss << "\n\n================ End of simulation ===============\n\n";
ss << "Number of MPI processors: " << std::setw(6) << mpi_size_ << "\n";
#if _OPENMP
int threads = omp_get_max_threads();
#else
int threads = 1;
#endif
ss << "Threads per MPI processor: " << std::setw(4) << threads << "\n";
successReport.reportFullyImplicit(ss, &failureReport); successReport.reportFullyImplicit(ss, &failureReport);
OpmLog::info(ss.str()); OpmLog::info(ss.str());
} }