OilfieldToolsNet/opm-simulators
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Merge pull request #4039 from akva2/small_comm_reduce

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avoid two communication calls
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Bård Skaflestad 2022-08-31 14:35:36 +02:00 committed by GitHub
commit a322a3062f
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1 changed files with 3 additions and 4 deletions
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7
opm/simulators/wells/BlackoilWellModel_impl.hpp
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@ -1854,8 +1854,8 @@ namespace Opm {
connpos += well_perf_data_[i].size(); connpos += well_perf_data_[i].size();
} }
connpos *= np; connpos *= np;
double weighted_temperature = 0.0; std::array<double,2> weighted{0.0,0.0};
double total_weight = 0.0; auto& [weighted_temperature, total_weight] = weighted;
auto& well_info = local_parallel_well_info_[wellID].get(); auto& well_info = local_parallel_well_info_[wellID].get();
const int num_perf_this_well = well_info.communication().sum(well_perf_data_[wellID].size()); const int num_perf_this_well = well_info.communication().sum(well_perf_data_[wellID].size());
@ -1886,8 +1886,7 @@ namespace Opm {
total_weight += weight_factor; total_weight += weight_factor;
weighted_temperature += weight_factor * cellTemperatures; weighted_temperature += weight_factor * cellTemperatures;
} }
weighted_temperature = well_info.communication().sum(weighted_temperature); well_info.communication().sum(weighted.data(), 2);
total_weight = well_info.communication().sum(total_weight);
this->wellState().well(wellID).temperature = weighted_temperature/total_weight; this->wellState().well(wellID).temperature = weighted_temperature/total_weight;
} }
} }