mirror of
https://github.com/paboyle/Grid.git
synced 2024-11-09 23:45:36 +00:00
Working ITT benchmark again
This commit is contained in:
Peter Boyle
parent
2b576fc185
commit
ee1de82a53
@ -30,7 +30,6 @@ Author: paboyle <paboyle@ph.ed.ac.uk>
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using namespace Grid;
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std::vector<int> L_list;
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std::vector<int> Ls_list;
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std::vector<double> mflop_list;
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@ -76,7 +75,6 @@ struct controls {
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int Opt;
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int CommsOverlap;
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Grid::CartesianCommunicator::CommunicatorPolicy_t CommsAsynch;
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// int HugePages;
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};
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class Benchmark {
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@ -119,14 +117,15 @@ public:
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std::cout<<GridLogMessage << "===================================================================================================="<<std::endl;
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comms_header();
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for(int lat=4;lat<=maxlat;lat+=4){
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for(int Ls=8;Ls<=8;Ls*=2){
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for(int lat=16;lat<=maxlat;lat+=8){
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// for(int Ls=8;Ls<=8;Ls*=2){
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{ int Ls=12;
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Coordinate latt_size ({lat*mpi_layout[0],
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lat*mpi_layout[1],
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lat*mpi_layout[2],
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lat*mpi_layout[3]});
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std::cout << GridLogMessage<< latt_size <<std::endl;
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GridCartesian Grid(latt_size,simd_layout,mpi_layout);
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RealD Nrank = Grid._Nprocessors;
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RealD Nnode = Grid.NodeCount();
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@ -184,9 +183,6 @@ public:
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}
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timestat.statistics(t_time);
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// for(int i=0;i<t_time.size();i++){
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// std::cout << i<<" "<<t_time[i]<<std::endl;
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// }
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dbytes=dbytes*ppn;
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double xbytes = dbytes*0.5;
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@ -200,8 +196,6 @@ public:
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<< "\t\t"<<std::setw(7)<< bidibytes/timestat.mean<< " " << bidibytes*timestat.err/(timestat.mean*timestat.mean) << " "
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<< bidibytes/timestat.max << " " << bidibytes/timestat.min << std::endl;
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}
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}
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@ -227,14 +221,15 @@ public:
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uint64_t NN;
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uint64_t lmax=48;
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uint64_t lmax=32;
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#define NLOOP (100*lmax*lmax*lmax*lmax/lat/lat/lat/lat)
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GridSerialRNG sRNG; sRNG.SeedFixedIntegers(std::vector<int>({45,12,81,9}));
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for(int lat=8;lat<=lmax;lat+=4){
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for(int lat=8;lat<=lmax;lat+=8){
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Coordinate 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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// NP= Grid.RankCount();
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@ -270,191 +265,8 @@ public:
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}
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};
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#if 0
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static double DWF5(int Ls,int L)
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{
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// RealD mass=0.1;
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RealD M5 =1.8;
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double mflops;
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double mflops_best = 0;
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double mflops_worst= 0;
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std::vector<double> mflops_all;
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///////////////////////////////////////////////////////
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// Set/Get the layout & grid size
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///////////////////////////////////////////////////////
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int threads = GridThread::GetThreads();
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Coordinate mpi = GridDefaultMpi(); assert(mpi.size()==4);
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Coordinate local({L,L,L,L});
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GridCartesian * TmpGrid = SpaceTimeGrid::makeFourDimGrid(Coordinate({64,64,64,64}),
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GridDefaultSimd(Nd,vComplex::Nsimd()),GridDefaultMpi());
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uint64_t NP = TmpGrid->RankCount();
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uint64_t NN = TmpGrid->NodeCount();
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NN_global=NN;
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uint64_t SHM=NP/NN;
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Coordinate internal;
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if ( SHM == 1 ) internal = Coordinate({1,1,1,1});
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else if ( SHM == 2 ) internal = Coordinate({2,1,1,1});
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else if ( SHM == 4 ) internal = Coordinate({2,2,1,1});
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else if ( SHM == 8 ) internal = Coordinate({2,2,2,1});
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else assert(0);
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Coordinate nodes({mpi[0]/internal[0],mpi[1]/internal[1],mpi[2]/internal[2],mpi[3]/internal[3]});
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Coordinate latt4({local[0]*nodes[0],local[1]*nodes[1],local[2]*nodes[2],local[3]*nodes[3]});
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///////// Welcome message ////////////
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std::cout<<GridLogMessage << "=================================================================================="<<std::endl;
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std::cout<<GridLogMessage << "Benchmark DWF Ls vec on "<<L<<"^4 local volume "<<std::endl;
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std::cout<<GridLogMessage << "* Global volume : "<<GridCmdVectorIntToString(latt4)<<std::endl;
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std::cout<<GridLogMessage << "* Ls : "<<Ls<<std::endl;
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std::cout<<GridLogMessage << "* MPI ranks : "<<GridCmdVectorIntToString(mpi)<<std::endl;
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std::cout<<GridLogMessage << "* Intranode : "<<GridCmdVectorIntToString(internal)<<std::endl;
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std::cout<<GridLogMessage << "* nodes : "<<GridCmdVectorIntToString(nodes)<<std::endl;
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std::cout<<GridLogMessage << "* Using "<<threads<<" threads"<<std::endl;
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std::cout<<GridLogMessage << "=================================================================================="<<std::endl;
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///////// Lattice Init ////////////
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GridCartesian * UGrid = SpaceTimeGrid::makeFourDimGrid(latt4, GridDefaultSimd(Nd,vComplex::Nsimd()),GridDefaultMpi());
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GridRedBlackCartesian * UrbGrid = SpaceTimeGrid::makeFourDimRedBlackGrid(UGrid);
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GridCartesian * sUGrid = SpaceTimeGrid::makeFourDimDWFGrid(latt4,GridDefaultMpi());
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GridRedBlackCartesian * sUrbGrid = SpaceTimeGrid::makeFourDimRedBlackGrid(sUGrid);
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GridCartesian * sFGrid = SpaceTimeGrid::makeFiveDimDWFGrid(Ls,UGrid);
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GridRedBlackCartesian * sFrbGrid = SpaceTimeGrid::makeFiveDimDWFRedBlackGrid(Ls,UGrid);
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///////// RNG Init ////////////
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std::vector<int> seeds4({1,2,3,4});
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std::vector<int> seeds5({5,6,7,8});
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GridParallelRNG RNG4(UGrid); RNG4.SeedFixedIntegers(seeds4);
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GridParallelRNG RNG5(sFGrid); RNG5.SeedFixedIntegers(seeds5);
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std::cout << GridLogMessage << "Initialised RNGs" << std::endl;
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///////// Source preparation ////////////
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LatticeFermion src (sFGrid);
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LatticeFermion tmp (sFGrid);
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std::cout << GridLogMessage << "allocated src and tmp" << std::endl;
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random(RNG5,src);
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std::cout << GridLogMessage << "intialised random source" << std::endl;
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RealD N2 = 1.0/::sqrt(norm2(src));
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src = src*N2;
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LatticeGaugeField Umu(UGrid); SU3::HotConfiguration(RNG4,Umu);
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WilsonFermion5DR sDw(Umu,*sFGrid,*sFrbGrid,*sUGrid,*sUrbGrid,M5);
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LatticeFermion src_e (sFrbGrid);
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LatticeFermion src_o (sFrbGrid);
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LatticeFermion r_e (sFrbGrid);
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LatticeFermion r_o (sFrbGrid);
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LatticeFermion r_eo (sFGrid);
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LatticeFermion err (sFGrid);
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{
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pickCheckerboard(Even,src_e,src);
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pickCheckerboard(Odd,src_o,src);
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#if defined(AVX512)
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const int num_cases = 6;
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std::string fmt("A/S ; A/O ; U/S ; U/O ; G/S ; G/O ");
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#else
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const int num_cases = 4;
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std::string fmt("U/S ; U/O ; G/S ; G/O ");
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#endif
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controls Cases [] = {
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#ifdef AVX512
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{ WilsonKernelsStatic::OptInlineAsm , WilsonKernelsStatic::CommsThenCompute ,CartesianCommunicator::CommunicatorPolicySequential },
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{ WilsonKernelsStatic::OptInlineAsm , WilsonKernelsStatic::CommsAndCompute ,CartesianCommunicator::CommunicatorPolicySequential },
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#endif
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{ WilsonKernelsStatic::OptHandUnroll, WilsonKernelsStatic::CommsThenCompute ,CartesianCommunicator::CommunicatorPolicySequential },
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{ WilsonKernelsStatic::OptHandUnroll, WilsonKernelsStatic::CommsAndCompute ,CartesianCommunicator::CommunicatorPolicySequential },
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{ WilsonKernelsStatic::OptGeneric , WilsonKernelsStatic::CommsThenCompute ,CartesianCommunicator::CommunicatorPolicySequential },
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{ WilsonKernelsStatic::OptGeneric , WilsonKernelsStatic::CommsAndCompute ,CartesianCommunicator::CommunicatorPolicySequential }
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};
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for(int c=0;c<num_cases;c++) {
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WilsonKernelsStatic::Comms = Cases[c].CommsOverlap;
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WilsonKernelsStatic::Opt = Cases[c].Opt;
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CartesianCommunicator::SetCommunicatorPolicy(Cases[c].CommsAsynch);
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std::cout<<GridLogMessage << "=================================================================================="<<std::endl;
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if ( WilsonKernelsStatic::Opt == WilsonKernelsStatic::OptGeneric ) std::cout << GridLogMessage<< "* Using GENERIC Nc WilsonKernels" <<std::endl;
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if ( WilsonKernelsStatic::Opt == WilsonKernelsStatic::OptHandUnroll) std::cout << GridLogMessage<< "* Using Nc=3 WilsonKernels" <<std::endl;
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if ( WilsonKernelsStatic::Opt == WilsonKernelsStatic::OptInlineAsm ) std::cout << GridLogMessage<< "* Using Asm Nc=3 WilsonKernels" <<std::endl;
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if ( WilsonKernelsStatic::Comms == WilsonKernelsStatic::CommsAndCompute ) std::cout << GridLogMessage<< "* Using Overlapped Comms/Compute" <<std::endl;
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if ( WilsonKernelsStatic::Comms == WilsonKernelsStatic::CommsThenCompute) std::cout << GridLogMessage<< "* Using sequential comms compute" <<std::endl;
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if ( sizeof(Real)==4 ) std::cout << GridLogMessage<< "* SINGLE precision "<<std::endl;
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if ( sizeof(Real)==8 ) std::cout << GridLogMessage<< "* DOUBLE precision "<<std::endl;
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std::cout<<GridLogMessage << "=================================================================================="<<std::endl;
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int nwarm = 100;
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uint64_t ncall = 1000;
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double t0=usecond();
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sFGrid->Barrier();
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for(int i=0;i<nwarm;i++){
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sDw.DhopEO(src_o,r_e,DaggerNo);
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}
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sFGrid->Barrier();
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double t1=usecond();
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sDw.ZeroCounters();
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time_statistics timestat;
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std::vector<double> t_time(ncall);
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for(uint64_t i=0;i<ncall;i++){
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t0=usecond();
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sDw.DhopEO(src_o,r_e,DaggerNo);
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t1=usecond();
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t_time[i] = t1-t0;
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}
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sFGrid->Barrier();
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double volume=Ls; for(int mu=0;mu<Nd;mu++) volume=volume*latt4[mu];
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double flops=(1344.0*volume)/2;
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double mf_hi, mf_lo, mf_err;
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timestat.statistics(t_time);
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mf_hi = flops/timestat.min;
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mf_lo = flops/timestat.max;
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mf_err= flops/timestat.min * timestat.err/timestat.mean;
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mflops = flops/timestat.mean;
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mflops_all.push_back(mflops);
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if ( mflops_best == 0 ) mflops_best = mflops;
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if ( mflops_worst== 0 ) mflops_worst= mflops;
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if ( mflops>mflops_best ) mflops_best = mflops;
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if ( mflops<mflops_worst) mflops_worst= mflops;
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std::cout<<GridLogMessage << std::fixed << std::setprecision(1)<<"sDeo mflop/s = "<< mflops << " ("<<mf_err<<") " << mf_lo<<"-"<<mf_hi <<std::endl;
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std::cout<<GridLogMessage << std::fixed << std::setprecision(1)<<"sDeo mflop/s per rank "<< mflops/NP<<std::endl;
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std::cout<<GridLogMessage << std::fixed << std::setprecision(1)<<"sDeo mflop/s per node "<< mflops/NN<<std::endl;
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sDw.Report();
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}
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double robust = mflops_worst/mflops_best;;
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std::cout<<GridLogMessage << "=================================================================================="<<std::endl;
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std::cout<<GridLogMessage << L<<"^4 x "<<Ls<< " sDeo Best mflop/s = "<< mflops_best << " ; " << mflops_best/NN<<" per node " <<std::endl;
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std::cout<<GridLogMessage << L<<"^4 x "<<Ls<< " sDeo Worst mflop/s = "<< mflops_worst<< " ; " << mflops_worst/NN<<" per node " <<std::endl;
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std::cout<<GridLogMessage <<std::setprecision(3)<< L<<"^4 x "<<Ls<< " Performance Robustness = "<< robust <<std::endl;
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std::cout<<GridLogMessage <<fmt << std::endl;
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std::cout<<GridLogMessage;
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for(int i=0;i<mflops_all.size();i++){
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std::cout<<mflops_all[i]/NN<<" ; " ;
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}
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std::cout<<std::endl;
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std::cout<<GridLogMessage << "=================================================================================="<<std::endl;
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}
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return mflops_best;
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}
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#endif
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static double DWF(int Ls,int L, double & robust)
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static double DWF(int Ls,int L)
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{
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RealD mass=0.1;
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RealD M5 =1.8;
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@ -471,37 +283,30 @@ public:
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Coordinate mpi = GridDefaultMpi(); assert(mpi.size()==4);
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Coordinate local({L,L,L,L});
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GridCartesian * TmpGrid = SpaceTimeGrid::makeFourDimGrid(Coordinate({64,64,64,64}),
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GridDefaultSimd(Nd,vComplex::Nsimd()),GridDefaultMpi());
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GridCartesian * TmpGrid = SpaceTimeGrid::makeFourDimGrid(Coordinate({72,72,72,72}),
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GridDefaultSimd(Nd,vComplex::Nsimd()),
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GridDefaultMpi());
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uint64_t NP = TmpGrid->RankCount();
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uint64_t NN = TmpGrid->NodeCount();
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NN_global=NN;
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uint64_t SHM=NP/NN;
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Coordinate internal;
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if ( SHM == 1 ) internal = Coordinate({1,1,1,1});
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else if ( SHM == 2 ) internal = Coordinate({2,1,1,1});
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else if ( SHM == 4 ) internal = Coordinate({2,2,1,1});
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else if ( SHM == 8 ) internal = Coordinate({2,2,2,1});
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else assert(0);
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Coordinate nodes({mpi[0]/internal[0],mpi[1]/internal[1],mpi[2]/internal[2],mpi[3]/internal[3]});
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Coordinate latt4({local[0]*nodes[0],local[1]*nodes[1],local[2]*nodes[2],local[3]*nodes[3]});
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Coordinate latt4({local[0]*mpi[0],local[1]*mpi[1],local[2]*mpi[2],local[3]*mpi[3]});
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///////// Welcome message ////////////
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std::cout<<GridLogMessage << "=================================================================================="<<std::endl;
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std::cout<<GridLogMessage << "Benchmark DWF on "<<L<<"^4 local volume "<<std::endl;
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std::cout<<GridLogMessage << "* Global volume : "<<GridCmdVectorIntToString(latt4)<<std::endl;
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std::cout<<GridLogMessage << "* Ls : "<<Ls<<std::endl;
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std::cout<<GridLogMessage << "* MPI ranks : "<<GridCmdVectorIntToString(mpi)<<std::endl;
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std::cout<<GridLogMessage << "* Intranode : "<<GridCmdVectorIntToString(internal)<<std::endl;
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std::cout<<GridLogMessage << "* nodes : "<<GridCmdVectorIntToString(nodes)<<std::endl;
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std::cout<<GridLogMessage << "* ranks : "<<NP <<std::endl;
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std::cout<<GridLogMessage << "* nodes : "<<NN <<std::endl;
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std::cout<<GridLogMessage << "* ranks/node : "<<SHM <<std::endl;
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std::cout<<GridLogMessage << "* ranks geom : "<<GridCmdVectorIntToString(mpi)<<std::endl;
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std::cout<<GridLogMessage << "* Using "<<threads<<" threads"<<std::endl;
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std::cout<<GridLogMessage << "=================================================================================="<<std::endl;
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///////// Lattice Init ////////////
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GridCartesian * UGrid = SpaceTimeGrid::makeFourDimGrid(latt4, GridDefaultSimd(Nd,vComplex::Nsimd()),GridDefaultMpi());
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GridCartesian * UGrid = SpaceTimeGrid::makeFourDimGrid(latt4, GridDefaultSimd(Nd,vComplexF::Nsimd()),GridDefaultMpi());
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GridRedBlackCartesian * UrbGrid = SpaceTimeGrid::makeFourDimRedBlackGrid(UGrid);
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GridCartesian * FGrid = SpaceTimeGrid::makeFiveDimGrid(Ls,UGrid);
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GridRedBlackCartesian * FrbGrid = SpaceTimeGrid::makeFiveDimRedBlackGrid(Ls,UGrid);
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@ -514,74 +319,31 @@ public:
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GridParallelRNG RNG5(FGrid); RNG5.SeedFixedIntegers(seeds5);
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std::cout << GridLogMessage << "Initialised RNGs" << std::endl;
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typedef DomainWallFermionF Action;
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typedef typename Action::FermionField Fermion;
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typedef LatticeGaugeFieldF Gauge;
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///////// Source preparation ////////////
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LatticeFermion src (FGrid); random(RNG5,src);
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LatticeFermion ref (FGrid);
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LatticeFermion tmp (FGrid);
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Gauge Umu(UGrid); SU3::HotConfiguration(RNG4,Umu);
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Fermion src (FGrid); random(RNG5,src);
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Fermion src_e (FrbGrid);
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Fermion src_o (FrbGrid);
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Fermion r_e (FrbGrid);
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Fermion r_o (FrbGrid);
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Fermion r_eo (FGrid);
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Action Dw(Umu,*FGrid,*FrbGrid,*UGrid,*UrbGrid,mass,M5);
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RealD N2 = 1.0/::sqrt(norm2(src));
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std::cout<<GridLogMessage << "Normalising src "<< N2 <<std::endl;
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src = src*N2;
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LatticeGaugeField Umu(UGrid); SU3::HotConfiguration(RNG4,Umu);
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DomainWallFermionR Dw(Umu,*FGrid,*FrbGrid,*UGrid,*UrbGrid,mass,M5);
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////////////////////////////////////
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// Naive wilson implementation
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////////////////////////////////////
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{
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LatticeGaugeField Umu5d(FGrid);
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std::vector<LatticeColourMatrix> U(4,FGrid);
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auto Umu_v = Umu.View();
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auto Umu5d_v = Umu5d.View();
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for(int ss=0;ss<Umu.Grid()->oSites();ss++){
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for(int s=0;s<Ls;s++){
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Umu5d_v[Ls*ss+s] = Umu_v[ss];
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}
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}
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ref = Zero();
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for(int mu=0;mu<Nd;mu++){
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U[mu] = PeekIndex<LorentzIndex>(Umu5d,mu);
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}
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for(int mu=0;mu<Nd;mu++){
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tmp = U[mu]*Cshift(src,mu+1,1);
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ref=ref + tmp - Gamma(Gmu[mu])*tmp;
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tmp =adj(U[mu])*src;
|
||||
tmp =Cshift(tmp,mu+1,-1);
|
||||
ref=ref + tmp + Gamma(Gmu[mu])*tmp;
|
||||
}
|
||||
ref = -0.5*ref;
|
||||
}
|
||||
|
||||
LatticeFermion src_e (FrbGrid);
|
||||
LatticeFermion src_o (FrbGrid);
|
||||
LatticeFermion r_e (FrbGrid);
|
||||
LatticeFermion r_o (FrbGrid);
|
||||
LatticeFermion r_eo (FGrid);
|
||||
LatticeFermion err (FGrid);
|
||||
{
|
||||
|
||||
pickCheckerboard(Even,src_e,src);
|
||||
pickCheckerboard(Odd,src_o,src);
|
||||
|
||||
#if defined(AVX512)
|
||||
const int num_cases = 6;
|
||||
std::string fmt("A/S ; A/O ; U/S ; U/O ; G/S ; G/O ");
|
||||
#else
|
||||
const int num_cases = 4;
|
||||
std::string fmt("U/S ; U/O ; G/S ; G/O ");
|
||||
#endif
|
||||
std::string fmt("G/S/C ; G/O/C ; G/S/S ; G/O/S ");
|
||||
|
||||
controls Cases [] = {
|
||||
#ifdef AVX512
|
||||
{ WilsonKernelsStatic::OptInlineAsm , WilsonKernelsStatic::CommsThenCompute ,CartesianCommunicator::CommunicatorPolicySequential },
|
||||
{ WilsonKernelsStatic::OptInlineAsm , WilsonKernelsStatic::CommsAndCompute ,CartesianCommunicator::CommunicatorPolicySequential },
|
||||
#endif
|
||||
{ WilsonKernelsStatic::OptHandUnroll, WilsonKernelsStatic::CommsThenCompute ,CartesianCommunicator::CommunicatorPolicySequential },
|
||||
{ WilsonKernelsStatic::OptHandUnroll, WilsonKernelsStatic::CommsAndCompute ,CartesianCommunicator::CommunicatorPolicySequential },
|
||||
{ WilsonKernelsStatic::OptGeneric , WilsonKernelsStatic::CommsThenCompute ,CartesianCommunicator::CommunicatorPolicyConcurrent },
|
||||
{ WilsonKernelsStatic::OptGeneric , WilsonKernelsStatic::CommsAndCompute ,CartesianCommunicator::CommunicatorPolicyConcurrent },
|
||||
{ WilsonKernelsStatic::OptGeneric , WilsonKernelsStatic::CommsThenCompute ,CartesianCommunicator::CommunicatorPolicySequential },
|
||||
{ WilsonKernelsStatic::OptGeneric , WilsonKernelsStatic::CommsAndCompute ,CartesianCommunicator::CommunicatorPolicySequential }
|
||||
};
|
||||
@ -594,15 +356,12 @@ public:
|
||||
|
||||
std::cout<<GridLogMessage << "=================================================================================="<<std::endl;
|
||||
if ( WilsonKernelsStatic::Opt == WilsonKernelsStatic::OptGeneric ) std::cout << GridLogMessage<< "* Using GENERIC Nc WilsonKernels" <<std::endl;
|
||||
if ( WilsonKernelsStatic::Opt == WilsonKernelsStatic::OptHandUnroll) std::cout << GridLogMessage<< "* Using Nc=3 WilsonKernels" <<std::endl;
|
||||
if ( WilsonKernelsStatic::Opt == WilsonKernelsStatic::OptInlineAsm ) std::cout << GridLogMessage<< "* Using Asm Nc=3 WilsonKernels" <<std::endl;
|
||||
if ( WilsonKernelsStatic::Comms == WilsonKernelsStatic::CommsAndCompute ) std::cout << GridLogMessage<< "* Using Overlapped Comms/Compute" <<std::endl;
|
||||
if ( WilsonKernelsStatic::Comms == WilsonKernelsStatic::CommsThenCompute) std::cout << GridLogMessage<< "* Using sequential comms compute" <<std::endl;
|
||||
if ( sizeof(Real)==4 ) std::cout << GridLogMessage<< "* SINGLE precision "<<std::endl;
|
||||
if ( sizeof(Real)==8 ) std::cout << GridLogMessage<< "* DOUBLE precision "<<std::endl;
|
||||
if ( WilsonKernelsStatic::Comms == WilsonKernelsStatic::CommsThenCompute) std::cout << GridLogMessage<< "* Using sequential Comms/Compute" <<std::endl;
|
||||
std::cout << GridLogMessage<< "* SINGLE precision "<<std::endl;
|
||||
std::cout<<GridLogMessage << "=================================================================================="<<std::endl;
|
||||
|
||||
int nwarm = 200;
|
||||
int nwarm = 10;
|
||||
double t0=usecond();
|
||||
FGrid->Barrier();
|
||||
for(int i=0;i<nwarm;i++){
|
||||
@ -610,9 +369,7 @@ public:
|
||||
}
|
||||
FGrid->Barrier();
|
||||
double t1=usecond();
|
||||
// uint64_t ncall = (uint64_t) 2.5*1000.0*1000.0*nwarm/(t1-t0);
|
||||
// if (ncall < 500) ncall = 500;
|
||||
uint64_t ncall = 1000;
|
||||
uint64_t ncall = 50;
|
||||
|
||||
FGrid->Broadcast(0,&ncall,sizeof(ncall));
|
||||
|
||||
@ -649,24 +406,11 @@ public:
|
||||
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;
|
||||
|
||||
Dw.Report();
|
||||
|
||||
Dw.DhopEO(src_o,r_e,DaggerNo);
|
||||
Dw.DhopOE(src_e,r_o,DaggerNo);
|
||||
setCheckerboard(r_eo,r_o);
|
||||
setCheckerboard(r_eo,r_e);
|
||||
err = r_eo-ref;
|
||||
RealD absref = norm2(ref);
|
||||
RealD abserr = norm2(err);
|
||||
std::cout<<GridLogMessage << "norm diff "<< abserr << " / " << absref<<std::endl;
|
||||
assert(abserr<1.0e-4);
|
||||
|
||||
}
|
||||
robust = mflops_worst/mflops_best;
|
||||
|
||||
std::cout<<GridLogMessage << "=================================================================================="<<std::endl;
|
||||
std::cout<<GridLogMessage << L<<"^4 x "<<Ls<< " Deo Best mflop/s = "<< mflops_best << " ; " << mflops_best/NN<<" per node " <<std::endl;
|
||||
std::cout<<GridLogMessage << L<<"^4 x "<<Ls<< " Deo Worst mflop/s = "<< mflops_worst<< " ; " << mflops_worst/NN<<" per node " <<std::endl;
|
||||
std::cout<<GridLogMessage << std::fixed<<std::setprecision(3)<< L<<"^4 x "<<Ls<< " Performance Robustness = "<< robust <<std::endl;
|
||||
std::cout<<GridLogMessage <<fmt << std::endl;
|
||||
std::cout<<GridLogMessage ;
|
||||
|
||||
@ -680,8 +424,166 @@ public:
|
||||
return mflops_best;
|
||||
}
|
||||
|
||||
|
||||
static double Staggered(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});
|
||||
|
||||
GridCartesian * TmpGrid = SpaceTimeGrid::makeFourDimGrid(Coordinate({72,72,72,72}),
|
||||
GridDefaultSimd(Nd,vComplex::Nsimd()),
|
||||
GridDefaultMpi());
|
||||
uint64_t NP = TmpGrid->RankCount();
|
||||
uint64_t NN = TmpGrid->NodeCount();
|
||||
NN_global=NN;
|
||||
uint64_t SHM=NP/NN;
|
||||
|
||||
Coordinate latt4({local[0]*mpi[0],local[1]*mpi[1],local[2]*mpi[2],local[3]*mpi[3]});
|
||||
|
||||
///////// 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;
|
||||
|
||||
Gauge Umu(FGrid); SU3::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);
|
||||
|
||||
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);
|
||||
|
||||
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);
|
||||
}
|
||||
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;
|
||||
Ds.ZeroCounters();
|
||||
|
||||
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;
|
||||
}
|
||||
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;
|
||||
}
|
||||
};
|
||||
|
||||
|
||||
|
||||
int main (int argc, char ** argv)
|
||||
{
|
||||
Grid_init(&argc,&argv);
|
||||
@ -696,62 +598,50 @@ int main (int argc, char ** argv)
|
||||
|
||||
int do_memory=1;
|
||||
int do_comms =1;
|
||||
int do_su3 =0;
|
||||
int do_wilson=1;
|
||||
int do_dwf =1;
|
||||
|
||||
if ( do_su3 ) {
|
||||
// empty for now
|
||||
}
|
||||
#if 1
|
||||
int sel=2;
|
||||
Coordinate L_list({8,12,16,24});
|
||||
#else
|
||||
int sel=1;
|
||||
Coordinate L_list({8,12});
|
||||
#endif
|
||||
std::vector<int> L_list({16,24,32});
|
||||
int selm1=sel-1;
|
||||
std::vector<double> robust_list;
|
||||
|
||||
std::vector<double> wilson;
|
||||
std::vector<double> dwf4;
|
||||
std::vector<double> dwf5;
|
||||
std::vector<double> staggered;
|
||||
|
||||
if ( do_wilson ) {
|
||||
int Ls=1;
|
||||
std::cout<<GridLogMessage << "=================================================================================="<<std::endl;
|
||||
std::cout<<GridLogMessage << " Wilson dslash 4D vectorised" <<std::endl;
|
||||
std::cout<<GridLogMessage << "=================================================================================="<<std::endl;
|
||||
for(int l=0;l<L_list.size();l++){
|
||||
double robust;
|
||||
wilson.push_back(Benchmark::DWF(Ls,L_list[l],robust));
|
||||
}
|
||||
wilson.push_back(Benchmark::DWF(Ls,L_list[l]));
|
||||
}
|
||||
|
||||
int Ls=16;
|
||||
if ( do_dwf ) {
|
||||
Ls=12;
|
||||
std::cout<<GridLogMessage << "=================================================================================="<<std::endl;
|
||||
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 robust;
|
||||
double result = Benchmark::DWF(Ls,L_list[l],robust) ;
|
||||
double result = Benchmark::DWF(Ls,L_list[l]) ;
|
||||
dwf4.push_back(result);
|
||||
robust_list.push_back(robust);
|
||||
}
|
||||
}
|
||||
|
||||
if ( do_dwf ) {
|
||||
/*
|
||||
std::cout<<GridLogMessage << "=================================================================================="<<std::endl;
|
||||
std::cout<<GridLogMessage << " Improved Staggered dslash 4D vectorised" <<std::endl;
|
||||
std::cout<<GridLogMessage << "=================================================================================="<<std::endl;
|
||||
for(int l=0;l<L_list.size();l++){
|
||||
double result = Benchmark::Staggered(L_list[l]) ;
|
||||
staggered.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 DWF4 " <<std::endl;
|
||||
std::cout<<GridLogMessage << "L \t\t Wilson \t\t DWF4 \t\tt Staggered" <<std::endl;
|
||||
for(int l=0;l<L_list.size();l++){
|
||||
std::cout<<GridLogMessage << L_list[l] <<" \t\t "<< wilson[l]<<" \t "<<dwf4[l] <<std::endl;
|
||||
std::cout<<GridLogMessage << L_list[l] <<" \t\t "<< wilson[l]<<" \t\t "<<dwf4[l] <<std::endl;
|
||||
}
|
||||
std::cout<<GridLogMessage << "=================================================================================="<<std::endl;
|
||||
}
|
||||
|
||||
int NN=NN_global;
|
||||
if ( do_memory ) {
|
||||
@ -768,7 +658,6 @@ int main (int argc, char ** argv)
|
||||
Benchmark::Comms();
|
||||
}
|
||||
|
||||
if ( do_dwf ) {
|
||||
std::cout<<GridLogMessage << "=================================================================================="<<std::endl;
|
||||
std::cout<<GridLogMessage << " Per Node Summary table Ls="<<Ls <<std::endl;
|
||||
std::cout<<GridLogMessage << "=================================================================================="<<std::endl;
|
||||
@ -782,10 +671,7 @@ int main (int argc, char ** argv)
|
||||
std::cout<<GridLogMessage << " Comparison point result: " << 0.5*(dwf4[sel]+dwf4[selm1])/NN << " Mflop/s per node"<<std::endl;
|
||||
std::cout<<GridLogMessage << " Comparison point is 0.5*("<<dwf4[sel]/NN<<"+"<<dwf4[selm1]/NN << ") "<<std::endl;
|
||||
std::cout<<std::setprecision(3);
|
||||
std::cout<<GridLogMessage << " Comparison point robustness: " << robust_list[sel] <<std::endl;
|
||||
std::cout<<GridLogMessage << "=================================================================================="<<std::endl;
|
||||
|
||||
}
|
||||
|
||||
Grid_finalize();
|
||||
}
|
||||
|
||||
Loading…
Reference in New Issue
Block a user