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Clarify how the timestep is selected

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Clarify how the master timestep is computed based on the slaves next
report date or the slaves start date.
This commit is contained in:
Håkon Hægland 2024-12-03 12:44:03 +01:00
parent 00be5ed47e
commit afab98a5a4
1 changed files with 3 additions and 0 deletions
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opm/simulators/flow/ReservoirCouplingMaster.cpp
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@ -88,6 +88,9 @@ maybeChopSubStep(double suggested_timestep_original, double elapsed_time) const
double step_end_date{step_start_date + suggested_timestep_original};
double suggested_timestep{suggested_timestep_original};
auto num_slaves = this->numSlavesStarted();
// Determine the minimum step_end_date and the corresponding suggested_timestep such that no
// slave process will report or start during the timestep [step_start_date, step_end_date]
// where suggested_timestep = step_end_date - step_start_date
for (std::size_t i = 0; i < num_slaves; i++) {
double slave_start_date = this->slave_start_dates_[i];
double slave_next_report_date{this->slave_next_report_time_offsets_[i] + slave_start_date};