MPITimer.cpp

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#include "MPITimer.hpp"
 
#ifdef pFlow_Build_MPI
    #include "pFlowProcessors.hpp"
    #include "procCommunication.hpp"
#endif
 
pFlow::real pFlow::MPITimer::totalTimeMax() const
{
    return accTimersTotalMax();
}
 
std::vector<pFlow::real> pFlow::MPITimer::totalTimeAllToAll() const
{
#ifdef pFlow_Build_MPI
    MPI::procCommunication comm(pFlowProcessors());
    auto [totTime, succs] = comm.collectAllToAll(totalTime());
    return totTime;
#else
    return std::vector<real>(1, totalTime());
#endif
}
 
std::vector<pFlow::real> pFlow::MPITimer::totalTimeAllToMaster() const
{
#ifdef pFlow_Build_MPI
    MPI::procCommunication comm(pFlowProcessors());
    auto [totTime, succs] = comm.collectAllToMaster(totalTime());
    return totTime;
#else
        return std::vector<real>(1, totalTime());
#endif
}
 
pFlow::real pFlow::MPITimer::averageTimeMax() const
{
    return Timer::averageTimeMax();
}
 
std::vector<pFlow::real> pFlow::MPITimer::averageTimeAllToAll() const
{
#ifdef pFlow_Build_MPI
    MPI::procCommunication comm(pFlowProcessors());
    auto [totTime, succs] = comm.collectAllToAll(averageTime());
    return totTime;
#else
    return std::vector<real>(1, averageTime());
#endif
}
 
std::vector<pFlow::real> pFlow::MPITimer::averageTimeAllAtoMaster() const
{
#ifdef pFlow_Build_MPI
    MPI::procCommunication comm(pFlowProcessors());
    auto [totTime, succs] = comm.collectAllToMaster(averageTime());
    return totTime;
#else
        return std::vector<real>(1, averageTime());
#endif
}
 
bool pFlow::MPITimer::write(iOstream &os) const
{
    const auto ts = totalTimeAllToAll();
    auto maxloc = std::distance(ts.begin(), std::max_element(ts.begin(), ts.end()));
    os<<'(';
    for(auto i=0; i<ts.size(); i++)
    {
        if(maxloc == i)
            os<<Red_Text(ts[i]);
        else
            os<<ts[i];
        
        if(i != ts.size()-1)
            os<<' ';
        else
            os<<')'<<endl;
    }
 
    return true;
}
 
static pFlow::MPITimer ComputationTimer__{"ComputationTimer"};
 
pFlow::MPITimer &pFlow::ComputationTimer()
{
    return ComputationTimer__;
}