mirror of
https://github.com/paboyle/Grid.git
synced 2025-11-04 05:54:32 +00:00
Laplace benchmark added
This commit is contained in:
Chulwoo Jung
@@ -642,178 +642,6 @@ public:
|
||||
return mflops_best;
|
||||
}
|
||||
|
||||
static double LaplaceNo(int L)
|
||||
{
|
||||
double mflops;
|
||||
double mflops_best = 0;
|
||||
double mflops_worst= 0;
|
||||
std::vector<double> mflops_all;
|
||||
|
||||
///////////////////////////////////////////////////////
|
||||
// Set/Get the layout & grid size
|
||||
///////////////////////////////////////////////////////
|
||||
int threads = GridThread::GetThreads();
|
||||
Coordinate mpi = GridDefaultMpi(); assert(mpi.size()==4);
|
||||
Coordinate local({L,L,L,L});
|
||||
Coordinate latt4({local[0]*mpi[0],local[1]*mpi[1],local[2]*mpi[2],local[3]*mpi[3]});
|
||||
|
||||
GridCartesian * TmpGrid = SpaceTimeGrid::makeFourDimGrid(latt4,
|
||||
GridDefaultSimd(Nd,vComplex::Nsimd()),
|
||||
GridDefaultMpi());
|
||||
uint64_t NP = TmpGrid->RankCount();
|
||||
uint64_t NN = TmpGrid->NodeCount();
|
||||
NN_global=NN;
|
||||
uint64_t SHM=NP/NN;
|
||||
|
||||
|
||||
///////// Welcome message ////////////
|
||||
std::cout<<GridLogMessage << "=================================================================================="<<std::endl;
|
||||
std::cout<<GridLogMessage << "Benchmark ImprovedStaggered on "<<L<<"^4 local volume "<<std::endl;
|
||||
std::cout<<GridLogMessage << "* Global volume : "<<GridCmdVectorIntToString(latt4)<<std::endl;
|
||||
std::cout<<GridLogMessage << "* ranks : "<<NP <<std::endl;
|
||||
std::cout<<GridLogMessage << "* nodes : "<<NN <<std::endl;
|
||||
std::cout<<GridLogMessage << "* ranks/node : "<<SHM <<std::endl;
|
||||
std::cout<<GridLogMessage << "* ranks geom : "<<GridCmdVectorIntToString(mpi)<<std::endl;
|
||||
std::cout<<GridLogMessage << "* Using "<<threads<<" threads"<<std::endl;
|
||||
std::cout<<GridLogMessage << "=================================================================================="<<std::endl;
|
||||
|
||||
///////// Lattice Init ////////////
|
||||
GridCartesian * FGrid = SpaceTimeGrid::makeFourDimGrid(latt4, GridDefaultSimd(Nd,vComplexF::Nsimd()),GridDefaultMpi());
|
||||
GridRedBlackCartesian * FrbGrid = SpaceTimeGrid::makeFourDimRedBlackGrid(FGrid);
|
||||
|
||||
///////// RNG Init ////////////
|
||||
std::vector<int> seeds4({1,2,3,4});
|
||||
GridParallelRNG RNG4(FGrid); RNG4.SeedFixedIntegers(seeds4);
|
||||
std::cout << GridLogMessage << "Initialised RNGs" << std::endl;
|
||||
|
||||
RealD mass=0.1;
|
||||
RealD c1=9.0/8.0;
|
||||
RealD c2=-1.0/24.0;
|
||||
RealD u0=1.0;
|
||||
|
||||
typedef ImprovedStaggeredFermionF Action;
|
||||
typedef typename Action::FermionField Fermion;
|
||||
typedef LatticeGaugeFieldF Gauge;
|
||||
|
||||
typedef typename PeriodicGimplF::Field GaugeFieldF;
|
||||
typedef typename PeriodicGimplF::LinkField GaugeLinkFieldF;
|
||||
|
||||
Gauge Umu(FGrid); SU<Nc>::HotConfiguration(RNG4,Umu);
|
||||
|
||||
typename Action::ImplParams params;
|
||||
Action Ds(Umu,Umu,*FGrid,*FrbGrid,mass,c1,c2,u0,params);
|
||||
|
||||
///////// Source preparation ////////////
|
||||
Fermion src (FGrid); random(RNG4,src);
|
||||
Fermion src_e (FrbGrid);
|
||||
Fermion src_o (FrbGrid);
|
||||
Fermion r_e (FrbGrid);
|
||||
Fermion r_o (FrbGrid);
|
||||
Fermion r_eo (FGrid);
|
||||
|
||||
{
|
||||
|
||||
pickCheckerboard(Even,src_e,src);
|
||||
pickCheckerboard(Odd,src_o,src);
|
||||
CovariantAdjointLaplacianStencil<PeriodicGimplF,typename PeriodicGimplF::LinkField> LapStencilF(FGrid);
|
||||
QuadLinearOperator<CovariantAdjointLaplacianStencil<PeriodicGimplF,GaugeLinkFieldF>,GaugeLinkFieldF> QuadOpF(LapStencilF,c2,c1,1.);
|
||||
|
||||
const int num_cases = 4;
|
||||
std::string fmt("G/S/C ; G/O/C ; G/S/S ; G/O/S ");
|
||||
|
||||
controls Cases [] = {
|
||||
{ StaggeredKernelsStatic::OptGeneric , StaggeredKernelsStatic::CommsThenCompute ,CartesianCommunicator::CommunicatorPolicyConcurrent },
|
||||
{ StaggeredKernelsStatic::OptGeneric , StaggeredKernelsStatic::CommsAndCompute ,CartesianCommunicator::CommunicatorPolicyConcurrent },
|
||||
{ StaggeredKernelsStatic::OptGeneric , StaggeredKernelsStatic::CommsThenCompute ,CartesianCommunicator::CommunicatorPolicySequential },
|
||||
{ StaggeredKernelsStatic::OptGeneric , StaggeredKernelsStatic::CommsAndCompute ,CartesianCommunicator::CommunicatorPolicySequential }
|
||||
};
|
||||
|
||||
for(int c=0;c<num_cases;c++) {
|
||||
|
||||
StaggeredKernelsStatic::Comms = Cases[c].CommsOverlap;
|
||||
StaggeredKernelsStatic::Opt = Cases[c].Opt;
|
||||
CartesianCommunicator::SetCommunicatorPolicy(Cases[c].CommsAsynch);
|
||||
|
||||
GaugeLinkFieldF src_l = PeekIndex<LorentzIndex>(Umu, 0);
|
||||
|
||||
SU<Nc>::HotConfiguration(RNG4,Umu);
|
||||
LapStencilF.GaugeImport(Umu);
|
||||
|
||||
GaugeLinkFieldF r_l(FGrid);
|
||||
|
||||
std::cout<<GridLogMessage << "=================================================================================="<<std::endl;
|
||||
if ( StaggeredKernelsStatic::Opt == StaggeredKernelsStatic::OptGeneric ) std::cout << GridLogMessage<< "* Using GENERIC Nc StaggeredKernels" <<std::endl;
|
||||
if ( StaggeredKernelsStatic::Comms == StaggeredKernelsStatic::CommsAndCompute ) std::cout << GridLogMessage<< "* Using Overlapped Comms/Compute" <<std::endl;
|
||||
if ( StaggeredKernelsStatic::Comms == StaggeredKernelsStatic::CommsThenCompute) std::cout << GridLogMessage<< "* Using sequential Comms/Compute" <<std::endl;
|
||||
std::cout << GridLogMessage<< "* SINGLE precision "<<std::endl;
|
||||
std::cout<<GridLogMessage << "=================================================================================="<<std::endl;
|
||||
|
||||
int nwarm = 10;
|
||||
double t0=usecond();
|
||||
FGrid->Barrier();
|
||||
for(int i=0;i<nwarm;i++){
|
||||
Ds.DhopEO(src_o,r_e,DaggerNo);
|
||||
// QuadOpF.HermOp(src_l,r_l);
|
||||
}
|
||||
ConjugateGradient<GaugeLinkFieldF> CG(1e-7,10000,false);
|
||||
|
||||
FGrid->Barrier();
|
||||
double t1=usecond();
|
||||
uint64_t ncall = 500;
|
||||
|
||||
FGrid->Broadcast(0,&ncall,sizeof(ncall));
|
||||
|
||||
// std::cout << GridLogMessage << " Estimate " << ncall << " calls per second"<<std::endl;
|
||||
|
||||
time_statistics timestat;
|
||||
std::vector<double> t_time(ncall);
|
||||
for(uint64_t i=0;i<ncall;i++){
|
||||
t0=usecond();
|
||||
Ds.DhopEO(src_o,r_e,DaggerNo);
|
||||
t1=usecond();
|
||||
t_time[i] = t1-t0;
|
||||
QuadOpF.HermOp(src_l,r_l);
|
||||
}
|
||||
// CG(QuadOpF,src_l,r_l);
|
||||
FGrid->Barrier();
|
||||
|
||||
double volume=1; for(int mu=0;mu<Nd;mu++) volume=volume*latt4[mu];
|
||||
double flops=(1146.0*volume)/2;
|
||||
double mf_hi, mf_lo, mf_err;
|
||||
|
||||
timestat.statistics(t_time);
|
||||
mf_hi = flops/timestat.min;
|
||||
mf_lo = flops/timestat.max;
|
||||
mf_err= flops/timestat.min * timestat.err/timestat.mean;
|
||||
|
||||
mflops = flops/timestat.mean;
|
||||
mflops_all.push_back(mflops);
|
||||
if ( mflops_best == 0 ) mflops_best = mflops;
|
||||
if ( mflops_worst== 0 ) mflops_worst= mflops;
|
||||
if ( mflops>mflops_best ) mflops_best = mflops;
|
||||
if ( mflops<mflops_worst) mflops_worst= mflops;
|
||||
|
||||
std::cout<<GridLogMessage << std::fixed << std::setprecision(1)<<"Deo mflop/s = "<< mflops << " ("<<mf_err<<") " << mf_lo<<"-"<<mf_hi <<std::endl;
|
||||
std::cout<<GridLogMessage << std::fixed << std::setprecision(1)<<"Deo mflop/s per rank "<< mflops/NP<<std::endl;
|
||||
std::cout<<GridLogMessage << std::fixed << std::setprecision(1)<<"Deo mflop/s per node "<< mflops/NN<<std::endl;
|
||||
|
||||
}
|
||||
|
||||
std::cout<<GridLogMessage << "=================================================================================="<<std::endl;
|
||||
std::cout<<GridLogMessage << L<<"^4 Deo Best mflop/s = "<< mflops_best << " ; " << mflops_best/NN<<" per node " <<std::endl;
|
||||
std::cout<<GridLogMessage << L<<"^4 Deo Worst mflop/s = "<< mflops_worst<< " ; " << mflops_worst/NN<<" per node " <<std::endl;
|
||||
std::cout<<GridLogMessage <<fmt << std::endl;
|
||||
std::cout<<GridLogMessage ;
|
||||
|
||||
for(int i=0;i<mflops_all.size();i++){
|
||||
std::cout<<mflops_all[i]/NN<<" ; " ;
|
||||
}
|
||||
std::cout<<std::endl;
|
||||
}
|
||||
std::cout<<GridLogMessage << "=================================================================================="<<std::endl;
|
||||
return mflops_best;
|
||||
}
|
||||
|
||||
static double Laplace(int L)
|
||||
{
|
||||
double mflops;
|
||||
@@ -998,7 +826,7 @@ int main (int argc, char ** argv)
|
||||
int do_comms =1;
|
||||
|
||||
int sel=4;
|
||||
std::vector<int> L_list({16,24,32});
|
||||
std::vector<int> L_list({8,12,16,24,32});
|
||||
int selm1=sel-1;
|
||||
|
||||
std::vector<double> wilson;
|
||||
@@ -1011,7 +839,7 @@ int main (int argc, char ** argv)
|
||||
std::cout<<GridLogMessage << " Wilson dslash 4D vectorised" <<std::endl;
|
||||
std::cout<<GridLogMessage << "=================================================================================="<<std::endl;
|
||||
for(int l=0;l<L_list.size();l++){
|
||||
// wilson.push_back(Benchmark::DWF(Ls,L_list[l]));
|
||||
wilson.push_back(Benchmark::DWF(Ls,L_list[l]));
|
||||
}
|
||||
|
||||
Ls=12;
|
||||
@@ -1019,8 +847,8 @@ int main (int argc, char ** argv)
|
||||
std::cout<<GridLogMessage << " Domain wall dslash 4D vectorised" <<std::endl;
|
||||
std::cout<<GridLogMessage << "=================================================================================="<<std::endl;
|
||||
for(int l=0;l<L_list.size();l++){
|
||||
// double result = Benchmark::DWF(Ls,L_list[l]) ;
|
||||
// dwf4.push_back(result);
|
||||
double result = Benchmark::DWF(Ls,L_list[l]) ;
|
||||
dwf4.push_back(result);
|
||||
}
|
||||
|
||||
std::cout<<GridLogMessage << "=================================================================================="<<std::endl;
|
||||
@@ -1036,16 +864,15 @@ int main (int argc, char ** argv)
|
||||
std::cout<<GridLogMessage << "=================================================================================="<<std::endl;
|
||||
for(int l=0;l<L_list.size();l++){
|
||||
double result = Benchmark::Laplace(L_list[l]) ;
|
||||
// exit(-42);
|
||||
lap.push_back(result);
|
||||
}
|
||||
|
||||
std::cout<<GridLogMessage << "=================================================================================="<<std::endl;
|
||||
std::cout<<GridLogMessage << " Summary table Ls="<<Ls <<std::endl;
|
||||
std::cout<<GridLogMessage << "=================================================================================="<<std::endl;
|
||||
std::cout<<GridLogMessage << "L \t\t Wilson \t\t DWF4 \t\t Staggered" <<std::endl;
|
||||
std::cout<<GridLogMessage << "L \t\t Wilson \t\t DWF4 \t\t Staggered \t\t Quad Laplace" <<std::endl;
|
||||
for(int l=0;l<L_list.size();l++){
|
||||
std::cout<<GridLogMessage << L_list[l] <<" \t\t "<< wilson[l]<<" \t\t "<<dwf4[l] << " \t\t "<< staggered[l]<<std::endl;
|
||||
std::cout<<GridLogMessage << L_list[l] <<" \t\t "<< wilson[l]<<" \t\t "<<dwf4[l] << " \t\t "<< staggered[l]<< " \t\t "<< lap[l]<< std::endl;
|
||||
}
|
||||
std::cout<<GridLogMessage << "=================================================================================="<<std::endl;
|
||||
|
||||
|
||||
Reference in New Issue
Block a user