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Saving the benchmarking tests for Cshift
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@ -35,24 +35,25 @@ using namespace Grid::QCD;
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int main (int argc, char ** argv)
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int main (int argc, char ** argv)
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{
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{
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Grid_init(&argc,&argv);
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Grid_init(&argc,&argv);
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#define LMIN (16)
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#define LMAX (40)
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#define LMAX (40)
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#define LINC (4)
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#define LINC (8)
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int64_t Nloop=20;
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int64_t Nloop=200;
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std::vector<int> simd_layout = GridDefaultSimd(Nd,vComplex::Nsimd());
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std::vector<int> simd_layout = GridDefaultSimd(Nd,vComplex::Nsimd());
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std::vector<int> mpi_layout = GridDefaultMpi();
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std::vector<int> mpi_layout = GridDefaultMpi();
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int64_t threads = GridThread::GetThreads();
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int64_t threads = GridThread::GetThreads();
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std::cout<<GridLogMessage << "Grid is setup to use "<<threads<<" threads"<<std::endl;
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std::cout<<GridLogMessage << "Grid is setup to use "<<threads<<" threads"<<std::endl;
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#if 0
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std::cout<<GridLogMessage << "===================================================================================================="<<std::endl;
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std::cout<<GridLogMessage << "===================================================================================================="<<std::endl;
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std::cout<<GridLogMessage << "= Benchmarking SU3xSU3 x= x*y"<<std::endl;
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std::cout<<GridLogMessage << "= Benchmarking SU3xSU3 x= x*y"<<std::endl;
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std::cout<<GridLogMessage << "===================================================================================================="<<std::endl;
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std::cout<<GridLogMessage << "===================================================================================================="<<std::endl;
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std::cout<<GridLogMessage << " L "<<"\t\t"<<"bytes"<<"\t\t\t"<<"GB/s\t\t GFlop/s"<<std::endl;
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std::cout<<GridLogMessage << " L "<<"\t\t"<<"bytes"<<"\t\t\t"<<"GB/s\t\t GFlop/s"<<std::endl;
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std::cout<<GridLogMessage << "----------------------------------------------------------"<<std::endl;
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std::cout<<GridLogMessage << "----------------------------------------------------------"<<std::endl;
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for(int lat=4;lat<=LMAX;lat+=LINC){
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for(int lat=LMIN;lat<=LMAX;lat+=LINC){
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std::vector<int> latt_size ({lat*mpi_layout[0],lat*mpi_layout[1],lat*mpi_layout[2],lat*mpi_layout[3]});
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std::vector<int> latt_size ({lat*mpi_layout[0],lat*mpi_layout[1],lat*mpi_layout[2],lat*mpi_layout[3]});
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int64_t vol = latt_size[0]*latt_size[1]*latt_size[2]*latt_size[3];
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int64_t vol = latt_size[0]*latt_size[1]*latt_size[2]*latt_size[3];
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@ -84,7 +85,7 @@ int main (int argc, char ** argv)
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std::cout<<GridLogMessage << " L "<<"\t\t"<<"bytes"<<"\t\t\t"<<"GB/s\t\t GFlop/s"<<std::endl;
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std::cout<<GridLogMessage << " L "<<"\t\t"<<"bytes"<<"\t\t\t"<<"GB/s\t\t GFlop/s"<<std::endl;
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std::cout<<GridLogMessage << "----------------------------------------------------------"<<std::endl;
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std::cout<<GridLogMessage << "----------------------------------------------------------"<<std::endl;
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for(int lat=2;lat<=LMAX;lat+=LINC){
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for(int lat=LMIN;lat<=LMAX;lat+=LINC){
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std::vector<int> latt_size ({lat*mpi_layout[0],lat*mpi_layout[1],lat*mpi_layout[2],lat*mpi_layout[3]});
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std::vector<int> latt_size ({lat*mpi_layout[0],lat*mpi_layout[1],lat*mpi_layout[2],lat*mpi_layout[3]});
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int64_t vol = latt_size[0]*latt_size[1]*latt_size[2]*latt_size[3];
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int64_t vol = latt_size[0]*latt_size[1]*latt_size[2]*latt_size[3];
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@ -115,7 +116,7 @@ int main (int argc, char ** argv)
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std::cout<<GridLogMessage << " L "<<"\t\t"<<"bytes"<<"\t\t\t"<<"GB/s\t\t GFlop/s"<<std::endl;
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std::cout<<GridLogMessage << " L "<<"\t\t"<<"bytes"<<"\t\t\t"<<"GB/s\t\t GFlop/s"<<std::endl;
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std::cout<<GridLogMessage << "----------------------------------------------------------"<<std::endl;
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std::cout<<GridLogMessage << "----------------------------------------------------------"<<std::endl;
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for(int lat=2;lat<=LMAX;lat+=LINC){
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for(int lat=LMIN;lat<=LMAX;lat+=LINC){
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std::vector<int> latt_size ({lat*mpi_layout[0],lat*mpi_layout[1],lat*mpi_layout[2],lat*mpi_layout[3]});
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std::vector<int> latt_size ({lat*mpi_layout[0],lat*mpi_layout[1],lat*mpi_layout[2],lat*mpi_layout[3]});
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int64_t vol = latt_size[0]*latt_size[1]*latt_size[2]*latt_size[3];
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int64_t vol = latt_size[0]*latt_size[1]*latt_size[2]*latt_size[3];
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@ -146,7 +147,7 @@ int main (int argc, char ** argv)
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std::cout<<GridLogMessage << " L "<<"\t\t"<<"bytes"<<"\t\t\t"<<"GB/s\t\t GFlop/s"<<std::endl;
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std::cout<<GridLogMessage << " L "<<"\t\t"<<"bytes"<<"\t\t\t"<<"GB/s\t\t GFlop/s"<<std::endl;
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std::cout<<GridLogMessage << "----------------------------------------------------------"<<std::endl;
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std::cout<<GridLogMessage << "----------------------------------------------------------"<<std::endl;
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for(int lat=2;lat<=LMAX;lat+=LINC){
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for(int lat=LMIN;lat<=LMAX;lat+=LINC){
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std::vector<int> latt_size ({lat*mpi_layout[0],lat*mpi_layout[1],lat*mpi_layout[2],lat*mpi_layout[3]});
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std::vector<int> latt_size ({lat*mpi_layout[0],lat*mpi_layout[1],lat*mpi_layout[2],lat*mpi_layout[3]});
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int64_t vol = latt_size[0]*latt_size[1]*latt_size[2]*latt_size[3];
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int64_t vol = latt_size[0]*latt_size[1]*latt_size[2]*latt_size[3];
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@ -171,14 +172,13 @@ int main (int argc, char ** argv)
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}
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}
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std::cout<<GridLogMessage << "===================================================================================================="<<std::endl;
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std::cout<<GridLogMessage << "===================================================================================================="<<std::endl;
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std::cout<<GridLogMessage << "= Benchmarking SU3xSU3 CovShiftForward(z,x,y)"<<std::endl;
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std::cout<<GridLogMessage << "= Benchmarking SU3xSU3 CovShiftForward(z,x,y)"<<std::endl;
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std::cout<<GridLogMessage << "===================================================================================================="<<std::endl;
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std::cout<<GridLogMessage << "===================================================================================================="<<std::endl;
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std::cout<<GridLogMessage << " L "<<"\t\t"<<"bytes"<<"\t\t\t"<<"GB/s\t\t GFlop/s"<<std::endl;
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std::cout<<GridLogMessage << " L "<<"\t\t"<<"bytes"<<"\t\t\t"<<"GB/s\t\t GFlop/s"<<std::endl;
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std::cout<<GridLogMessage << "----------------------------------------------------------"<<std::endl;
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std::cout<<GridLogMessage << "----------------------------------------------------------"<<std::endl;
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for(int lat=2;lat<=LMAX;lat+=LINC){
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for(int lat=LMIN;lat<=LMAX;lat+=LINC){
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std::vector<int> latt_size ({lat*mpi_layout[0],lat*mpi_layout[1],lat*mpi_layout[2],lat*mpi_layout[3]});
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std::vector<int> latt_size ({lat*mpi_layout[0],lat*mpi_layout[1],lat*mpi_layout[2],lat*mpi_layout[3]});
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int64_t vol = latt_size[0]*latt_size[1]*latt_size[2]*latt_size[3];
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int64_t vol = latt_size[0]*latt_size[1]*latt_size[2]*latt_size[3];
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@ -203,6 +203,52 @@ int main (int argc, char ** argv)
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std::cout<<GridLogMessage<<std::setprecision(3) << lat<<"\t\t"<<bytes<<" \t\t"<<bytes/time<<"\t\t" << flops/time<<std::endl;
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std::cout<<GridLogMessage<<std::setprecision(3) << lat<<"\t\t"<<bytes<<" \t\t"<<bytes/time<<"\t\t" << flops/time<<std::endl;
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}
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}
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}
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}
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#endif
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std::cout<<GridLogMessage << "===================================================================================================="<<std::endl;
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std::cout<<GridLogMessage << "= Benchmarking SU3xSU3 z= x * Cshift(y)"<<std::endl;
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std::cout<<GridLogMessage << "===================================================================================================="<<std::endl;
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std::cout<<GridLogMessage << " L "<<"\t\t"<<"bytes"<<"\t\t\t"<<"GB/s\t\t GFlop/s"<<std::endl;
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std::cout<<GridLogMessage << "----------------------------------------------------------"<<std::endl;
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for(int lat=LMIN;lat<=LMAX;lat+=LINC){
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std::vector<int> latt_size ({lat*mpi_layout[0],lat*mpi_layout[1],lat*mpi_layout[2],lat*mpi_layout[3]});
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int64_t vol = latt_size[0]*latt_size[1]*latt_size[2]*latt_size[3];
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GridCartesian Grid(latt_size,simd_layout,mpi_layout);
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GridParallelRNG pRNG(&Grid); pRNG.SeedFixedIntegers(std::vector<int>({45,12,81,9}));
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LatticeColourMatrix z(&Grid); random(pRNG,z);
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LatticeColourMatrix x(&Grid); random(pRNG,x);
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LatticeColourMatrix y(&Grid); random(pRNG,y);
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LatticeColourMatrix tmp(&Grid);
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for(int mu=0;mu<4;mu++){
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double tshift=0;
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double tmult =0;
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double start=usecond();
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for(int64_t i=0;i<Nloop;i++){
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tshift-=usecond();
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tmp = Cshift(y,mu,-1);
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tshift+=usecond();
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tmult-=usecond();
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z = x*tmp;
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tmult+=usecond();
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}
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double stop=usecond();
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double time = (stop-start)/Nloop;
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tshift = tshift/Nloop;
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tmult = tmult /Nloop;
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double bytes=3*vol*Nc*Nc*sizeof(Complex);
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double flops=Nc*Nc*(6+8+8)*vol;
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std::cout<<GridLogMessage<<std::setprecision(3) << "total us "<<time<<" shift "<<tshift <<" mult "<<tmult<<std::endl;
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time = time * 1000; // convert to NS for GB/s
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std::cout<<GridLogMessage<<std::setprecision(3) << lat<<"\t\t"<<bytes<<" \t\t"<<bytes/time<<"\t\t" << flops/time<<std::endl;
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}
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}
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Grid_finalize();
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Grid_finalize();
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}
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}
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