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Merge branch 'develop' into feature/dwf-multirhs
This commit is contained in:
paboyle
800
benchmarks/Benchmark_ITT.cc
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800
benchmarks/Benchmark_ITT.cc
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@ -0,0 +1,800 @@
|
||||
/*************************************************************************************
|
||||
|
||||
Grid physics library, www.github.com/paboyle/Grid
|
||||
|
||||
Source file: ./benchmarks/Benchmark_memory_bandwidth.cc
|
||||
|
||||
Copyright (C) 2015
|
||||
|
||||
Author: Peter Boyle <paboyle@ph.ed.ac.uk>
|
||||
Author: paboyle <paboyle@ph.ed.ac.uk>
|
||||
|
||||
This program is free software; you can redistribute it and/or modify
|
||||
it under the terms of the GNU General Public License as published by
|
||||
the Free Software Foundation; either version 2 of the License, or
|
||||
(at your option) any later version.
|
||||
|
||||
This program is distributed in the hope that it will be useful,
|
||||
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||||
GNU General Public License for more details.
|
||||
|
||||
You should have received a copy of the GNU General Public License along
|
||||
with this program; if not, write to the Free Software Foundation, Inc.,
|
||||
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
|
||||
|
||||
See the full license in the file "LICENSE" in the top level distribution directory
|
||||
*************************************************************************************/
|
||||
/* END LEGAL */
|
||||
#include <Grid/Grid.h>
|
||||
|
||||
using namespace std;
|
||||
using namespace Grid;
|
||||
using namespace Grid::QCD;
|
||||
|
||||
typedef WilsonFermion5D<DomainWallVec5dImplR> WilsonFermion5DR;
|
||||
typedef WilsonFermion5D<DomainWallVec5dImplF> WilsonFermion5DF;
|
||||
typedef WilsonFermion5D<DomainWallVec5dImplD> WilsonFermion5DD;
|
||||
|
||||
|
||||
std::vector<int> L_list;
|
||||
std::vector<int> Ls_list;
|
||||
std::vector<double> mflop_list;
|
||||
|
||||
double mflop_ref;
|
||||
double mflop_ref_err;
|
||||
|
||||
int NN_global;
|
||||
|
||||
struct time_statistics{
|
||||
double mean;
|
||||
double err;
|
||||
double min;
|
||||
double max;
|
||||
|
||||
void statistics(std::vector<double> v){
|
||||
double sum = std::accumulate(v.begin(), v.end(), 0.0);
|
||||
mean = sum / v.size();
|
||||
|
||||
std::vector<double> diff(v.size());
|
||||
std::transform(v.begin(), v.end(), diff.begin(), [=](double x) { return x - mean; });
|
||||
double sq_sum = std::inner_product(diff.begin(), diff.end(), diff.begin(), 0.0);
|
||||
err = std::sqrt(sq_sum / (v.size()*(v.size() - 1)));
|
||||
|
||||
auto result = std::minmax_element(v.begin(), v.end());
|
||||
min = *result.first;
|
||||
max = *result.second;
|
||||
}
|
||||
};
|
||||
|
||||
void comms_header(){
|
||||
std::cout <<GridLogMessage << " L "<<"\t"<<" Ls "<<"\t"
|
||||
<<std::setw(11)<<"bytes"<<"MB/s uni (err/min/max)"<<"\t\t"<<"MB/s bidi (err/min/max)"<<std::endl;
|
||||
};
|
||||
|
||||
Gamma::Algebra Gmu [] = {
|
||||
Gamma::Algebra::GammaX,
|
||||
Gamma::Algebra::GammaY,
|
||||
Gamma::Algebra::GammaZ,
|
||||
Gamma::Algebra::GammaT
|
||||
};
|
||||
struct controls {
|
||||
int Opt;
|
||||
int CommsOverlap;
|
||||
Grid::CartesianCommunicator::CommunicatorPolicy_t CommsAsynch;
|
||||
// int HugePages;
|
||||
};
|
||||
|
||||
class Benchmark {
|
||||
public:
|
||||
static void Decomposition (void ) {
|
||||
|
||||
int threads = GridThread::GetThreads();
|
||||
std::cout<<GridLogMessage << "=================================================================================="<<std::endl;
|
||||
std::cout<<GridLogMessage << "= Grid is setup to use "<<threads<<" threads"<<std::endl;
|
||||
std::cout<<GridLogMessage << "=================================================================================="<<std::endl;
|
||||
std::cout<<GridLogMessage<<"Grid Default Decomposition patterns\n";
|
||||
std::cout<<GridLogMessage<<"\tOpenMP threads : "<<GridThread::GetThreads()<<std::endl;
|
||||
std::cout<<GridLogMessage<<"\tMPI tasks : "<<GridCmdVectorIntToString(GridDefaultMpi())<<std::endl;
|
||||
std::cout<<GridLogMessage<<"\tvReal : "<<sizeof(vReal )*8 <<"bits ; " <<GridCmdVectorIntToString(GridDefaultSimd(4,vReal::Nsimd()))<<std::endl;
|
||||
std::cout<<GridLogMessage<<"\tvRealF : "<<sizeof(vRealF)*8 <<"bits ; " <<GridCmdVectorIntToString(GridDefaultSimd(4,vRealF::Nsimd()))<<std::endl;
|
||||
std::cout<<GridLogMessage<<"\tvRealD : "<<sizeof(vRealD)*8 <<"bits ; " <<GridCmdVectorIntToString(GridDefaultSimd(4,vRealD::Nsimd()))<<std::endl;
|
||||
std::cout<<GridLogMessage<<"\tvComplex : "<<sizeof(vComplex )*8 <<"bits ; " <<GridCmdVectorIntToString(GridDefaultSimd(4,vComplex::Nsimd()))<<std::endl;
|
||||
std::cout<<GridLogMessage<<"\tvComplexF : "<<sizeof(vComplexF)*8 <<"bits ; " <<GridCmdVectorIntToString(GridDefaultSimd(4,vComplexF::Nsimd()))<<std::endl;
|
||||
std::cout<<GridLogMessage<<"\tvComplexD : "<<sizeof(vComplexD)*8 <<"bits ; " <<GridCmdVectorIntToString(GridDefaultSimd(4,vComplexD::Nsimd()))<<std::endl;
|
||||
std::cout<<GridLogMessage << "=================================================================================="<<std::endl;
|
||||
|
||||
}
|
||||
|
||||
static void Comms(void)
|
||||
{
|
||||
int Nloop=200;
|
||||
int nmu=0;
|
||||
int maxlat=32;
|
||||
|
||||
std::vector<int> simd_layout = GridDefaultSimd(Nd,vComplexD::Nsimd());
|
||||
std::vector<int> mpi_layout = GridDefaultMpi();
|
||||
|
||||
for(int mu=0;mu<Nd;mu++) if (mpi_layout[mu]>1) nmu++;
|
||||
|
||||
std::vector<double> t_time(Nloop);
|
||||
time_statistics timestat;
|
||||
|
||||
std::cout<<GridLogMessage << "===================================================================================================="<<std::endl;
|
||||
std::cout<<GridLogMessage << "= Benchmarking threaded STENCIL halo exchange in "<<nmu<<" dimensions"<<std::endl;
|
||||
std::cout<<GridLogMessage << "===================================================================================================="<<std::endl;
|
||||
comms_header();
|
||||
|
||||
for(int lat=4;lat<=maxlat;lat+=4){
|
||||
for(int Ls=8;Ls<=8;Ls*=2){
|
||||
|
||||
std::vector<int> latt_size ({lat*mpi_layout[0],
|
||||
lat*mpi_layout[1],
|
||||
lat*mpi_layout[2],
|
||||
lat*mpi_layout[3]});
|
||||
|
||||
GridCartesian Grid(latt_size,simd_layout,mpi_layout);
|
||||
RealD Nrank = Grid._Nprocessors;
|
||||
RealD Nnode = Grid.NodeCount();
|
||||
RealD ppn = Nrank/Nnode;
|
||||
|
||||
std::vector<HalfSpinColourVectorD *> xbuf(8);
|
||||
std::vector<HalfSpinColourVectorD *> rbuf(8);
|
||||
Grid.ShmBufferFreeAll();
|
||||
for(int d=0;d<8;d++){
|
||||
xbuf[d] = (HalfSpinColourVectorD *)Grid.ShmBufferMalloc(lat*lat*lat*Ls*sizeof(HalfSpinColourVectorD));
|
||||
rbuf[d] = (HalfSpinColourVectorD *)Grid.ShmBufferMalloc(lat*lat*lat*Ls*sizeof(HalfSpinColourVectorD));
|
||||
bzero((void *)xbuf[d],lat*lat*lat*Ls*sizeof(HalfSpinColourVectorD));
|
||||
bzero((void *)rbuf[d],lat*lat*lat*Ls*sizeof(HalfSpinColourVectorD));
|
||||
}
|
||||
|
||||
int bytes=lat*lat*lat*Ls*sizeof(HalfSpinColourVectorD);
|
||||
int ncomm;
|
||||
double dbytes;
|
||||
std::vector<double> times(Nloop);
|
||||
for(int i=0;i<Nloop;i++){
|
||||
|
||||
double start=usecond();
|
||||
|
||||
dbytes=0;
|
||||
ncomm=0;
|
||||
|
||||
parallel_for(int dir=0;dir<8;dir++){
|
||||
|
||||
double tbytes;
|
||||
int mu =dir % 4;
|
||||
|
||||
if (mpi_layout[mu]>1 ) {
|
||||
|
||||
int xmit_to_rank;
|
||||
int recv_from_rank;
|
||||
if ( dir == mu ) {
|
||||
int comm_proc=1;
|
||||
Grid.ShiftedRanks(mu,comm_proc,xmit_to_rank,recv_from_rank);
|
||||
} else {
|
||||
int comm_proc = mpi_layout[mu]-1;
|
||||
Grid.ShiftedRanks(mu,comm_proc,xmit_to_rank,recv_from_rank);
|
||||
}
|
||||
tbytes= Grid.StencilSendToRecvFrom((void *)&xbuf[dir][0], xmit_to_rank,
|
||||
(void *)&rbuf[dir][0], recv_from_rank,
|
||||
bytes,dir);
|
||||
|
||||
#ifdef GRID_OMP
|
||||
#pragma omp atomic
|
||||
#endif
|
||||
ncomm++;
|
||||
|
||||
#ifdef GRID_OMP
|
||||
#pragma omp atomic
|
||||
#endif
|
||||
dbytes+=tbytes;
|
||||
}
|
||||
}
|
||||
Grid.Barrier();
|
||||
double stop=usecond();
|
||||
t_time[i] = stop-start; // microseconds
|
||||
}
|
||||
|
||||
timestat.statistics(t_time);
|
||||
// for(int i=0;i<t_time.size();i++){
|
||||
// std::cout << i<<" "<<t_time[i]<<std::endl;
|
||||
// }
|
||||
|
||||
dbytes=dbytes*ppn;
|
||||
double xbytes = dbytes*0.5;
|
||||
double rbytes = dbytes*0.5;
|
||||
double bidibytes = dbytes;
|
||||
|
||||
std::cout<<GridLogMessage << std::setw(4) << lat<<"\t"<<Ls<<"\t"
|
||||
<<std::setw(11) << bytes<< std::fixed << std::setprecision(1) << std::setw(7)
|
||||
<<std::right<< xbytes/timestat.mean<<" "<< xbytes*timestat.err/(timestat.mean*timestat.mean)<< " "
|
||||
<<xbytes/timestat.max <<" "<< xbytes/timestat.min
|
||||
<< "\t\t"<<std::setw(7)<< bidibytes/timestat.mean<< " " << bidibytes*timestat.err/(timestat.mean*timestat.mean) << " "
|
||||
<< bidibytes/timestat.max << " " << bidibytes/timestat.min << std::endl;
|
||||
|
||||
|
||||
|
||||
}
|
||||
}
|
||||
|
||||
return;
|
||||
}
|
||||
|
||||
static void Memory(void)
|
||||
{
|
||||
const int Nvec=8;
|
||||
typedef Lattice< iVector< vReal,Nvec> > LatticeVec;
|
||||
typedef iVector<vReal,Nvec> Vec;
|
||||
|
||||
std::vector<int> simd_layout = GridDefaultSimd(Nd,vReal::Nsimd());
|
||||
std::vector<int> mpi_layout = GridDefaultMpi();
|
||||
|
||||
std::cout<<GridLogMessage << "=================================================================================="<<std::endl;
|
||||
std::cout<<GridLogMessage << "= Benchmarking a*x + y bandwidth"<<std::endl;
|
||||
std::cout<<GridLogMessage << "=================================================================================="<<std::endl;
|
||||
std::cout<<GridLogMessage << " L "<<"\t\t"<<"bytes"<<"\t\t\t"<<"GB/s"<<"\t\t"<<"Gflop/s"<<"\t\t seconds"<< "\t\tGB/s / node"<<std::endl;
|
||||
std::cout<<GridLogMessage << "----------------------------------------------------------"<<std::endl;
|
||||
|
||||
uint64_t NP;
|
||||
uint64_t NN;
|
||||
|
||||
|
||||
uint64_t lmax=48;
|
||||
#define NLOOP (100*lmax*lmax*lmax*lmax/lat/lat/lat/lat)
|
||||
|
||||
GridSerialRNG sRNG; sRNG.SeedFixedIntegers(std::vector<int>({45,12,81,9}));
|
||||
for(int lat=8;lat<=lmax;lat+=4){
|
||||
|
||||
std::vector<int> latt_size ({lat*mpi_layout[0],lat*mpi_layout[1],lat*mpi_layout[2],lat*mpi_layout[3]});
|
||||
int64_t vol= latt_size[0]*latt_size[1]*latt_size[2]*latt_size[3];
|
||||
GridCartesian Grid(latt_size,simd_layout,mpi_layout);
|
||||
|
||||
NP= Grid.RankCount();
|
||||
NN =Grid.NodeCount();
|
||||
|
||||
Vec rn ; random(sRNG,rn);
|
||||
|
||||
LatticeVec z(&Grid); z=rn;
|
||||
LatticeVec x(&Grid); x=rn;
|
||||
LatticeVec y(&Grid); y=rn;
|
||||
double a=2.0;
|
||||
|
||||
uint64_t Nloop=NLOOP;
|
||||
|
||||
double start=usecond();
|
||||
for(int i=0;i<Nloop;i++){
|
||||
z=a*x-y;
|
||||
x._odata[0]=z._odata[0]; // force serial dependency to prevent optimise away
|
||||
y._odata[4]=z._odata[4];
|
||||
}
|
||||
double stop=usecond();
|
||||
double time = (stop-start)/Nloop*1000;
|
||||
|
||||
double flops=vol*Nvec*2;// mul,add
|
||||
double bytes=3.0*vol*Nvec*sizeof(Real);
|
||||
std::cout<<GridLogMessage<<std::setprecision(3)
|
||||
<< lat<<"\t\t"<<bytes<<" \t\t"<<bytes/time<<"\t\t"<<flops/time<<"\t\t"<<(stop-start)/1000./1000.
|
||||
<< "\t\t"<< bytes/time/NN <<std::endl;
|
||||
|
||||
}
|
||||
};
|
||||
|
||||
static double DWF5(int Ls,int L)
|
||||
{
|
||||
RealD mass=0.1;
|
||||
RealD M5 =1.8;
|
||||
|
||||
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();
|
||||
std::vector<int> mpi = GridDefaultMpi(); assert(mpi.size()==4);
|
||||
std::vector<int> local({L,L,L,L});
|
||||
|
||||
GridCartesian * TmpGrid = SpaceTimeGrid::makeFourDimGrid(std::vector<int>({64,64,64,64}),
|
||||
GridDefaultSimd(Nd,vComplex::Nsimd()),GridDefaultMpi());
|
||||
uint64_t NP = TmpGrid->RankCount();
|
||||
uint64_t NN = TmpGrid->NodeCount();
|
||||
NN_global=NN;
|
||||
uint64_t SHM=NP/NN;
|
||||
|
||||
std::vector<int> internal;
|
||||
if ( SHM == 1 ) internal = std::vector<int>({1,1,1,1});
|
||||
else if ( SHM == 2 ) internal = std::vector<int>({2,1,1,1});
|
||||
else if ( SHM == 4 ) internal = std::vector<int>({2,2,1,1});
|
||||
else if ( SHM == 8 ) internal = std::vector<int>({2,2,2,1});
|
||||
else assert(0);
|
||||
|
||||
std::vector<int> nodes({mpi[0]/internal[0],mpi[1]/internal[1],mpi[2]/internal[2],mpi[3]/internal[3]});
|
||||
std::vector<int> latt4({local[0]*nodes[0],local[1]*nodes[1],local[2]*nodes[2],local[3]*nodes[3]});
|
||||
|
||||
///////// Welcome message ////////////
|
||||
std::cout<<GridLogMessage << "=================================================================================="<<std::endl;
|
||||
std::cout<<GridLogMessage << "Benchmark DWF Ls vec on "<<L<<"^4 local volume "<<std::endl;
|
||||
std::cout<<GridLogMessage << "* Global volume : "<<GridCmdVectorIntToString(latt4)<<std::endl;
|
||||
std::cout<<GridLogMessage << "* Ls : "<<Ls<<std::endl;
|
||||
std::cout<<GridLogMessage << "* MPI ranks : "<<GridCmdVectorIntToString(mpi)<<std::endl;
|
||||
std::cout<<GridLogMessage << "* Intranode : "<<GridCmdVectorIntToString(internal)<<std::endl;
|
||||
std::cout<<GridLogMessage << "* nodes : "<<GridCmdVectorIntToString(nodes)<<std::endl;
|
||||
std::cout<<GridLogMessage << "* Using "<<threads<<" threads"<<std::endl;
|
||||
std::cout<<GridLogMessage << "=================================================================================="<<std::endl;
|
||||
|
||||
///////// Lattice Init ////////////
|
||||
GridCartesian * UGrid = SpaceTimeGrid::makeFourDimGrid(latt4, GridDefaultSimd(Nd,vComplex::Nsimd()),GridDefaultMpi());
|
||||
GridRedBlackCartesian * UrbGrid = SpaceTimeGrid::makeFourDimRedBlackGrid(UGrid);
|
||||
GridCartesian * sUGrid = SpaceTimeGrid::makeFourDimDWFGrid(latt4,GridDefaultMpi());
|
||||
GridRedBlackCartesian * sUrbGrid = SpaceTimeGrid::makeFourDimRedBlackGrid(sUGrid);
|
||||
GridCartesian * sFGrid = SpaceTimeGrid::makeFiveDimDWFGrid(Ls,UGrid);
|
||||
GridRedBlackCartesian * sFrbGrid = SpaceTimeGrid::makeFiveDimDWFRedBlackGrid(Ls,UGrid);
|
||||
|
||||
///////// RNG Init ////////////
|
||||
std::vector<int> seeds4({1,2,3,4});
|
||||
std::vector<int> seeds5({5,6,7,8});
|
||||
GridParallelRNG RNG4(UGrid); RNG4.SeedFixedIntegers(seeds4);
|
||||
GridParallelRNG RNG5(sFGrid); RNG5.SeedFixedIntegers(seeds5);
|
||||
std::cout << GridLogMessage << "Initialised RNGs" << std::endl;
|
||||
|
||||
///////// Source preparation ////////////
|
||||
LatticeFermion src (sFGrid); random(RNG5,src);
|
||||
LatticeFermion tmp (sFGrid);
|
||||
|
||||
RealD N2 = 1.0/::sqrt(norm2(src));
|
||||
src = src*N2;
|
||||
|
||||
LatticeGaugeField Umu(UGrid); SU3::HotConfiguration(RNG4,Umu);
|
||||
|
||||
WilsonFermion5DR sDw(Umu,*sFGrid,*sFrbGrid,*sUGrid,*sUrbGrid,M5);
|
||||
LatticeFermion src_e (sFrbGrid);
|
||||
LatticeFermion src_o (sFrbGrid);
|
||||
LatticeFermion r_e (sFrbGrid);
|
||||
LatticeFermion r_o (sFrbGrid);
|
||||
LatticeFermion r_eo (sFGrid);
|
||||
LatticeFermion err (sFGrid);
|
||||
{
|
||||
|
||||
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
|
||||
controls Cases [] = {
|
||||
#ifdef AVX512
|
||||
{ QCD::WilsonKernelsStatic::OptInlineAsm , QCD::WilsonKernelsStatic::CommsThenCompute ,CartesianCommunicator::CommunicatorPolicySequential },
|
||||
{ QCD::WilsonKernelsStatic::OptInlineAsm , QCD::WilsonKernelsStatic::CommsAndCompute ,CartesianCommunicator::CommunicatorPolicySequential },
|
||||
#endif
|
||||
{ QCD::WilsonKernelsStatic::OptHandUnroll, QCD::WilsonKernelsStatic::CommsThenCompute ,CartesianCommunicator::CommunicatorPolicySequential },
|
||||
{ QCD::WilsonKernelsStatic::OptHandUnroll, QCD::WilsonKernelsStatic::CommsAndCompute ,CartesianCommunicator::CommunicatorPolicySequential },
|
||||
{ QCD::WilsonKernelsStatic::OptGeneric , QCD::WilsonKernelsStatic::CommsThenCompute ,CartesianCommunicator::CommunicatorPolicySequential },
|
||||
{ QCD::WilsonKernelsStatic::OptGeneric , QCD::WilsonKernelsStatic::CommsAndCompute ,CartesianCommunicator::CommunicatorPolicySequential }
|
||||
};
|
||||
|
||||
for(int c=0;c<num_cases;c++) {
|
||||
|
||||
QCD::WilsonKernelsStatic::Comms = Cases[c].CommsOverlap;
|
||||
QCD::WilsonKernelsStatic::Opt = Cases[c].Opt;
|
||||
CartesianCommunicator::SetCommunicatorPolicy(Cases[c].CommsAsynch);
|
||||
|
||||
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;
|
||||
std::cout<<GridLogMessage << "=================================================================================="<<std::endl;
|
||||
|
||||
int nwarm = 100;
|
||||
uint64_t ncall = 1000;
|
||||
|
||||
double t0=usecond();
|
||||
sFGrid->Barrier();
|
||||
for(int i=0;i<nwarm;i++){
|
||||
sDw.DhopEO(src_o,r_e,DaggerNo);
|
||||
}
|
||||
sFGrid->Barrier();
|
||||
double t1=usecond();
|
||||
|
||||
sDw.ZeroCounters();
|
||||
time_statistics timestat;
|
||||
std::vector<double> t_time(ncall);
|
||||
for(uint64_t i=0;i<ncall;i++){
|
||||
t0=usecond();
|
||||
sDw.DhopEO(src_o,r_e,DaggerNo);
|
||||
t1=usecond();
|
||||
t_time[i] = t1-t0;
|
||||
}
|
||||
sFGrid->Barrier();
|
||||
|
||||
double volume=Ls; for(int mu=0;mu<Nd;mu++) volume=volume*latt4[mu];
|
||||
double flops=(1344.0*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)<<"sDeo mflop/s = "<< mflops << " ("<<mf_err<<") " << mf_lo<<"-"<<mf_hi <<std::endl;
|
||||
std::cout<<GridLogMessage << std::fixed << std::setprecision(1)<<"sDeo mflop/s per rank "<< mflops/NP<<std::endl;
|
||||
std::cout<<GridLogMessage << std::fixed << std::setprecision(1)<<"sDeo mflop/s per node "<< mflops/NN<<std::endl;
|
||||
|
||||
sDw.Report();
|
||||
|
||||
}
|
||||
double robust = mflops_worst/mflops_best;;
|
||||
std::cout<<GridLogMessage << "=================================================================================="<<std::endl;
|
||||
std::cout<<GridLogMessage << L<<"^4 x "<<Ls<< " sDeo Best mflop/s = "<< mflops_best << " ; " << mflops_best/NN<<" per node " <<std::endl;
|
||||
std::cout<<GridLogMessage << L<<"^4 x "<<Ls<< " sDeo Worst mflop/s = "<< mflops_worst<< " ; " << mflops_worst/NN<<" per node " <<std::endl;
|
||||
|
||||
std::cout<<GridLogMessage <<std::setprecision(3)<< L<<"^4 x "<<Ls<< " Performance Robustness = "<< robust <<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 DWF(int Ls,int L, double & robust)
|
||||
{
|
||||
RealD mass=0.1;
|
||||
RealD M5 =1.8;
|
||||
|
||||
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();
|
||||
std::vector<int> mpi = GridDefaultMpi(); assert(mpi.size()==4);
|
||||
std::vector<int> local({L,L,L,L});
|
||||
|
||||
GridCartesian * TmpGrid = SpaceTimeGrid::makeFourDimGrid(std::vector<int>({64,64,64,64}),
|
||||
GridDefaultSimd(Nd,vComplex::Nsimd()),GridDefaultMpi());
|
||||
uint64_t NP = TmpGrid->RankCount();
|
||||
uint64_t NN = TmpGrid->NodeCount();
|
||||
NN_global=NN;
|
||||
uint64_t SHM=NP/NN;
|
||||
|
||||
std::vector<int> internal;
|
||||
if ( SHM == 1 ) internal = std::vector<int>({1,1,1,1});
|
||||
else if ( SHM == 2 ) internal = std::vector<int>({2,1,1,1});
|
||||
else if ( SHM == 4 ) internal = std::vector<int>({2,2,1,1});
|
||||
else if ( SHM == 8 ) internal = std::vector<int>({2,2,2,1});
|
||||
else assert(0);
|
||||
|
||||
std::vector<int> nodes({mpi[0]/internal[0],mpi[1]/internal[1],mpi[2]/internal[2],mpi[3]/internal[3]});
|
||||
std::vector<int> latt4({local[0]*nodes[0],local[1]*nodes[1],local[2]*nodes[2],local[3]*nodes[3]});
|
||||
|
||||
///////// Welcome message ////////////
|
||||
std::cout<<GridLogMessage << "=================================================================================="<<std::endl;
|
||||
std::cout<<GridLogMessage << "Benchmark DWF on "<<L<<"^4 local volume "<<std::endl;
|
||||
std::cout<<GridLogMessage << "* Global volume : "<<GridCmdVectorIntToString(latt4)<<std::endl;
|
||||
std::cout<<GridLogMessage << "* Ls : "<<Ls<<std::endl;
|
||||
std::cout<<GridLogMessage << "* MPI ranks : "<<GridCmdVectorIntToString(mpi)<<std::endl;
|
||||
std::cout<<GridLogMessage << "* Intranode : "<<GridCmdVectorIntToString(internal)<<std::endl;
|
||||
std::cout<<GridLogMessage << "* nodes : "<<GridCmdVectorIntToString(nodes)<<std::endl;
|
||||
std::cout<<GridLogMessage << "* Using "<<threads<<" threads"<<std::endl;
|
||||
std::cout<<GridLogMessage << "=================================================================================="<<std::endl;
|
||||
|
||||
|
||||
///////// Lattice Init ////////////
|
||||
GridCartesian * UGrid = SpaceTimeGrid::makeFourDimGrid(latt4, GridDefaultSimd(Nd,vComplex::Nsimd()),GridDefaultMpi());
|
||||
GridRedBlackCartesian * UrbGrid = SpaceTimeGrid::makeFourDimRedBlackGrid(UGrid);
|
||||
GridCartesian * FGrid = SpaceTimeGrid::makeFiveDimGrid(Ls,UGrid);
|
||||
GridRedBlackCartesian * FrbGrid = SpaceTimeGrid::makeFiveDimRedBlackGrid(Ls,UGrid);
|
||||
|
||||
|
||||
///////// RNG Init ////////////
|
||||
std::vector<int> seeds4({1,2,3,4});
|
||||
std::vector<int> seeds5({5,6,7,8});
|
||||
GridParallelRNG RNG4(UGrid); RNG4.SeedFixedIntegers(seeds4);
|
||||
GridParallelRNG RNG5(FGrid); RNG5.SeedFixedIntegers(seeds5);
|
||||
std::cout << GridLogMessage << "Initialised RNGs" << std::endl;
|
||||
|
||||
///////// Source preparation ////////////
|
||||
LatticeFermion src (FGrid); random(RNG5,src);
|
||||
LatticeFermion ref (FGrid);
|
||||
LatticeFermion tmp (FGrid);
|
||||
|
||||
RealD N2 = 1.0/::sqrt(norm2(src));
|
||||
src = src*N2;
|
||||
|
||||
LatticeGaugeField Umu(UGrid); SU3::HotConfiguration(RNG4,Umu);
|
||||
|
||||
DomainWallFermionR Dw(Umu,*FGrid,*FrbGrid,*UGrid,*UrbGrid,mass,M5);
|
||||
|
||||
////////////////////////////////////
|
||||
// Naive wilson implementation
|
||||
////////////////////////////////////
|
||||
{
|
||||
LatticeGaugeField Umu5d(FGrid);
|
||||
std::vector<LatticeColourMatrix> U(4,FGrid);
|
||||
for(int ss=0;ss<Umu._grid->oSites();ss++){
|
||||
for(int s=0;s<Ls;s++){
|
||||
Umu5d._odata[Ls*ss+s] = Umu._odata[ss];
|
||||
}
|
||||
}
|
||||
ref = zero;
|
||||
for(int mu=0;mu<Nd;mu++){
|
||||
U[mu] = PeekIndex<LorentzIndex>(Umu5d,mu);
|
||||
}
|
||||
for(int mu=0;mu<Nd;mu++){
|
||||
|
||||
tmp = U[mu]*Cshift(src,mu+1,1);
|
||||
ref=ref + tmp - Gamma(Gmu[mu])*tmp;
|
||||
|
||||
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
|
||||
controls Cases [] = {
|
||||
#ifdef AVX512
|
||||
{ QCD::WilsonKernelsStatic::OptInlineAsm , QCD::WilsonKernelsStatic::CommsThenCompute ,CartesianCommunicator::CommunicatorPolicySequential },
|
||||
{ QCD::WilsonKernelsStatic::OptInlineAsm , QCD::WilsonKernelsStatic::CommsAndCompute ,CartesianCommunicator::CommunicatorPolicySequential },
|
||||
#endif
|
||||
{ QCD::WilsonKernelsStatic::OptHandUnroll, QCD::WilsonKernelsStatic::CommsThenCompute ,CartesianCommunicator::CommunicatorPolicySequential },
|
||||
{ QCD::WilsonKernelsStatic::OptHandUnroll, QCD::WilsonKernelsStatic::CommsAndCompute ,CartesianCommunicator::CommunicatorPolicySequential },
|
||||
{ QCD::WilsonKernelsStatic::OptGeneric , QCD::WilsonKernelsStatic::CommsThenCompute ,CartesianCommunicator::CommunicatorPolicySequential },
|
||||
{ QCD::WilsonKernelsStatic::OptGeneric , QCD::WilsonKernelsStatic::CommsAndCompute ,CartesianCommunicator::CommunicatorPolicySequential }
|
||||
};
|
||||
|
||||
for(int c=0;c<num_cases;c++) {
|
||||
|
||||
QCD::WilsonKernelsStatic::Comms = Cases[c].CommsOverlap;
|
||||
QCD::WilsonKernelsStatic::Opt = Cases[c].Opt;
|
||||
CartesianCommunicator::SetCommunicatorPolicy(Cases[c].CommsAsynch);
|
||||
|
||||
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;
|
||||
std::cout<<GridLogMessage << "=================================================================================="<<std::endl;
|
||||
|
||||
int nwarm = 200;
|
||||
double t0=usecond();
|
||||
FGrid->Barrier();
|
||||
for(int i=0;i<nwarm;i++){
|
||||
Dw.DhopEO(src_o,r_e,DaggerNo);
|
||||
}
|
||||
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;
|
||||
|
||||
FGrid->Broadcast(0,&ncall,sizeof(ncall));
|
||||
|
||||
// std::cout << GridLogMessage << " Estimate " << ncall << " calls per second"<<std::endl;
|
||||
Dw.ZeroCounters();
|
||||
|
||||
time_statistics timestat;
|
||||
std::vector<double> t_time(ncall);
|
||||
for(uint64_t i=0;i<ncall;i++){
|
||||
t0=usecond();
|
||||
Dw.DhopEO(src_o,r_e,DaggerNo);
|
||||
t1=usecond();
|
||||
t_time[i] = t1-t0;
|
||||
}
|
||||
FGrid->Barrier();
|
||||
|
||||
double volume=Ls; for(int mu=0;mu<Nd;mu++) volume=volume*latt4[mu];
|
||||
double flops=(1344.0*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;
|
||||
|
||||
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;
|
||||
std::cout<<GridLogMessage << "norm diff "<< norm2(err)<<std::endl;
|
||||
assert((norm2(err)<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 ;
|
||||
|
||||
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);
|
||||
|
||||
CartesianCommunicator::SetCommunicatorPolicy(CartesianCommunicator::CommunicatorPolicySequential);
|
||||
#ifdef KNL
|
||||
LebesgueOrder::Block = std::vector<int>({8,2,2,2});
|
||||
#else
|
||||
LebesgueOrder::Block = std::vector<int>({2,2,2,2});
|
||||
#endif
|
||||
Benchmark::Decomposition();
|
||||
|
||||
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;
|
||||
std::vector<int> L_list({8,12,16,24});
|
||||
#else
|
||||
int sel=1;
|
||||
std::vector<int> L_list({8,12});
|
||||
#endif
|
||||
int selm1=sel-1;
|
||||
std::vector<double> robust_list;
|
||||
|
||||
std::vector<double> wilson;
|
||||
std::vector<double> dwf4;
|
||||
std::vector<double> dwf5;
|
||||
|
||||
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(1,L_list[l],robust));
|
||||
}
|
||||
}
|
||||
|
||||
int Ls=16;
|
||||
if ( do_dwf ) {
|
||||
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) ;
|
||||
dwf4.push_back(result);
|
||||
robust_list.push_back(robust);
|
||||
}
|
||||
}
|
||||
|
||||
if ( do_dwf ) {
|
||||
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++){
|
||||
dwf5.push_back(Benchmark::DWF5(Ls,L_list[l]));
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
if ( do_dwf ) {
|
||||
|
||||
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 \t DWF5 " <<std::endl;
|
||||
for(int l=0;l<L_list.size();l++){
|
||||
std::cout<<GridLogMessage << L_list[l] <<" \t\t "<< wilson[l]<<" \t "<<dwf4[l]<<" \t "<<dwf5[l] <<std::endl;
|
||||
}
|
||||
std::cout<<GridLogMessage << "=================================================================================="<<std::endl;
|
||||
}
|
||||
|
||||
int NN=NN_global;
|
||||
if ( do_memory ) {
|
||||
std::cout<<GridLogMessage << "=================================================================================="<<std::endl;
|
||||
std::cout<<GridLogMessage << " Memory benchmark " <<std::endl;
|
||||
std::cout<<GridLogMessage << "=================================================================================="<<std::endl;
|
||||
Benchmark::Memory();
|
||||
}
|
||||
|
||||
if ( do_comms && (NN>1) ) {
|
||||
std::cout<<GridLogMessage << "=================================================================================="<<std::endl;
|
||||
std::cout<<GridLogMessage << " Communications benchmark " <<std::endl;
|
||||
std::cout<<GridLogMessage << "=================================================================================="<<std::endl;
|
||||
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;
|
||||
std::cout<<GridLogMessage << " L \t\t Wilson\t\t DWF4 \t\t DWF5 " <<std::endl;
|
||||
for(int l=0;l<L_list.size();l++){
|
||||
std::cout<<GridLogMessage << L_list[l] <<" \t\t "<< wilson[l]/NN<<" \t "<<dwf4[l]/NN<<" \t "<<dwf5[l] /NN<<std::endl;
|
||||
}
|
||||
std::cout<<GridLogMessage << "=================================================================================="<<std::endl;
|
||||
|
||||
std::cout<<GridLogMessage << "=================================================================================="<<std::endl;
|
||||
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();
|
||||
}
|
||||
@ -68,7 +68,7 @@ int main (int argc, char ** argv)
|
||||
|
||||
int Nloop=100;
|
||||
int nmu=0;
|
||||
int maxlat=24;
|
||||
int maxlat=32;
|
||||
for(int mu=0;mu<Nd;mu++) if (mpi_layout[mu]>1) nmu++;
|
||||
|
||||
std::cout << GridLogMessage << "Number of iterations to average: "<< Nloop << std::endl;
|
||||
@ -80,7 +80,7 @@ int main (int argc, char ** argv)
|
||||
std::cout<<GridLogMessage << "===================================================================================================="<<std::endl;
|
||||
header();
|
||||
for(int lat=4;lat<=maxlat;lat+=4){
|
||||
for(int Ls=8;Ls<=32;Ls*=2){
|
||||
for(int Ls=8;Ls<=8;Ls*=2){
|
||||
|
||||
std::vector<int> latt_size ({lat*mpi_layout[0],
|
||||
lat*mpi_layout[1],
|
||||
@ -92,11 +92,16 @@ int main (int argc, char ** argv)
|
||||
RealD Nnode = Grid.NodeCount();
|
||||
RealD ppn = Nrank/Nnode;
|
||||
|
||||
std::vector<std::vector<HalfSpinColourVectorD> > xbuf(8,std::vector<HalfSpinColourVectorD>(lat*lat*lat*Ls));
|
||||
std::vector<std::vector<HalfSpinColourVectorD> > rbuf(8,std::vector<HalfSpinColourVectorD>(lat*lat*lat*Ls));
|
||||
std::vector<Vector<HalfSpinColourVectorD> > xbuf(8);
|
||||
std::vector<Vector<HalfSpinColourVectorD> > rbuf(8);
|
||||
|
||||
int ncomm;
|
||||
int bytes=lat*lat*lat*Ls*sizeof(HalfSpinColourVectorD);
|
||||
for(int mu=0;mu<8;mu++){
|
||||
xbuf[mu].resize(lat*lat*lat*Ls);
|
||||
rbuf[mu].resize(lat*lat*lat*Ls);
|
||||
// std::cout << " buffers " << std::hex << (uint64_t)&xbuf[mu][0] <<" " << (uint64_t)&rbuf[mu][0] <<std::endl;
|
||||
}
|
||||
|
||||
for(int i=0;i<Nloop;i++){
|
||||
double start=usecond();
|
||||
@ -112,7 +117,6 @@ int main (int argc, char ** argv)
|
||||
int comm_proc=1;
|
||||
int xmit_to_rank;
|
||||
int recv_from_rank;
|
||||
|
||||
Grid.ShiftedRanks(mu,comm_proc,xmit_to_rank,recv_from_rank);
|
||||
Grid.SendToRecvFromBegin(requests,
|
||||
(void *)&xbuf[mu][0],
|
||||
@ -163,7 +167,7 @@ int main (int argc, char ** argv)
|
||||
header();
|
||||
|
||||
for(int lat=4;lat<=maxlat;lat+=4){
|
||||
for(int Ls=8;Ls<=32;Ls*=2){
|
||||
for(int Ls=8;Ls<=8;Ls*=2){
|
||||
|
||||
std::vector<int> latt_size ({lat,lat,lat,lat});
|
||||
|
||||
@ -172,9 +176,14 @@ int main (int argc, char ** argv)
|
||||
RealD Nnode = Grid.NodeCount();
|
||||
RealD ppn = Nrank/Nnode;
|
||||
|
||||
std::vector<std::vector<HalfSpinColourVectorD> > xbuf(8,std::vector<HalfSpinColourVectorD>(lat*lat*lat*Ls));
|
||||
std::vector<std::vector<HalfSpinColourVectorD> > rbuf(8,std::vector<HalfSpinColourVectorD>(lat*lat*lat*Ls));
|
||||
std::vector<Vector<HalfSpinColourVectorD> > xbuf(8);
|
||||
std::vector<Vector<HalfSpinColourVectorD> > rbuf(8);
|
||||
|
||||
for(int mu=0;mu<8;mu++){
|
||||
xbuf[mu].resize(lat*lat*lat*Ls);
|
||||
rbuf[mu].resize(lat*lat*lat*Ls);
|
||||
// std::cout << " buffers " << std::hex << (uint64_t)&xbuf[mu][0] <<" " << (uint64_t)&rbuf[mu][0] <<std::endl;
|
||||
}
|
||||
|
||||
int ncomm;
|
||||
int bytes=lat*lat*lat*Ls*sizeof(HalfSpinColourVectorD);
|
||||
@ -249,7 +258,7 @@ int main (int argc, char ** argv)
|
||||
header();
|
||||
|
||||
for(int lat=4;lat<=maxlat;lat+=4){
|
||||
for(int Ls=8;Ls<=32;Ls*=2){
|
||||
for(int Ls=8;Ls<=8;Ls*=2){
|
||||
|
||||
std::vector<int> latt_size ({lat*mpi_layout[0],
|
||||
lat*mpi_layout[1],
|
||||
@ -299,7 +308,7 @@ int main (int argc, char ** argv)
|
||||
xmit_to_rank,
|
||||
(void *)&rbuf[mu][0],
|
||||
recv_from_rank,
|
||||
bytes);
|
||||
bytes,mu);
|
||||
|
||||
comm_proc = mpi_layout[mu]-1;
|
||||
|
||||
@ -310,11 +319,11 @@ int main (int argc, char ** argv)
|
||||
xmit_to_rank,
|
||||
(void *)&rbuf[mu+4][0],
|
||||
recv_from_rank,
|
||||
bytes);
|
||||
bytes,mu+4);
|
||||
|
||||
}
|
||||
}
|
||||
Grid.StencilSendToRecvFromComplete(requests);
|
||||
Grid.StencilSendToRecvFromComplete(requests,0);
|
||||
Grid.Barrier();
|
||||
double stop=usecond();
|
||||
t_time[i] = stop-start; // microseconds
|
||||
@ -346,7 +355,7 @@ int main (int argc, char ** argv)
|
||||
header();
|
||||
|
||||
for(int lat=4;lat<=maxlat;lat+=4){
|
||||
for(int Ls=8;Ls<=32;Ls*=2){
|
||||
for(int Ls=8;Ls<=8;Ls*=2){
|
||||
|
||||
std::vector<int> latt_size ({lat*mpi_layout[0],
|
||||
lat*mpi_layout[1],
|
||||
@ -393,8 +402,8 @@ int main (int argc, char ** argv)
|
||||
xmit_to_rank,
|
||||
(void *)&rbuf[mu][0],
|
||||
recv_from_rank,
|
||||
bytes);
|
||||
Grid.StencilSendToRecvFromComplete(requests);
|
||||
bytes,mu);
|
||||
Grid.StencilSendToRecvFromComplete(requests,mu);
|
||||
requests.resize(0);
|
||||
|
||||
comm_proc = mpi_layout[mu]-1;
|
||||
@ -406,8 +415,8 @@ int main (int argc, char ** argv)
|
||||
xmit_to_rank,
|
||||
(void *)&rbuf[mu+4][0],
|
||||
recv_from_rank,
|
||||
bytes);
|
||||
Grid.StencilSendToRecvFromComplete(requests);
|
||||
bytes,mu+4);
|
||||
Grid.StencilSendToRecvFromComplete(requests,mu+4);
|
||||
requests.resize(0);
|
||||
|
||||
}
|
||||
@ -436,5 +445,97 @@ int main (int argc, char ** argv)
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
|
||||
std::cout<<GridLogMessage << "===================================================================================================="<<std::endl;
|
||||
std::cout<<GridLogMessage << "= Benchmarking threaded STENCIL halo exchange in "<<nmu<<" dimensions"<<std::endl;
|
||||
std::cout<<GridLogMessage << "===================================================================================================="<<std::endl;
|
||||
header();
|
||||
|
||||
for(int lat=4;lat<=maxlat;lat+=4){
|
||||
for(int Ls=8;Ls<=8;Ls*=2){
|
||||
|
||||
std::vector<int> latt_size ({lat*mpi_layout[0],
|
||||
lat*mpi_layout[1],
|
||||
lat*mpi_layout[2],
|
||||
lat*mpi_layout[3]});
|
||||
|
||||
GridCartesian Grid(latt_size,simd_layout,mpi_layout);
|
||||
RealD Nrank = Grid._Nprocessors;
|
||||
RealD Nnode = Grid.NodeCount();
|
||||
RealD ppn = Nrank/Nnode;
|
||||
|
||||
std::vector<HalfSpinColourVectorD *> xbuf(8);
|
||||
std::vector<HalfSpinColourVectorD *> rbuf(8);
|
||||
Grid.ShmBufferFreeAll();
|
||||
for(int d=0;d<8;d++){
|
||||
xbuf[d] = (HalfSpinColourVectorD *)Grid.ShmBufferMalloc(lat*lat*lat*Ls*sizeof(HalfSpinColourVectorD));
|
||||
rbuf[d] = (HalfSpinColourVectorD *)Grid.ShmBufferMalloc(lat*lat*lat*Ls*sizeof(HalfSpinColourVectorD));
|
||||
bzero((void *)xbuf[d],lat*lat*lat*Ls*sizeof(HalfSpinColourVectorD));
|
||||
bzero((void *)rbuf[d],lat*lat*lat*Ls*sizeof(HalfSpinColourVectorD));
|
||||
}
|
||||
|
||||
int ncomm;
|
||||
int bytes=lat*lat*lat*Ls*sizeof(HalfSpinColourVectorD);
|
||||
double dbytes;
|
||||
for(int i=0;i<Nloop;i++){
|
||||
double start=usecond();
|
||||
|
||||
std::vector<CartesianCommunicator::CommsRequest_t> requests;
|
||||
dbytes=0;
|
||||
ncomm=0;
|
||||
|
||||
parallel_for(int dir=0;dir<8;dir++){
|
||||
|
||||
double tbytes;
|
||||
int mu =dir % 4;
|
||||
|
||||
if (mpi_layout[mu]>1 ) {
|
||||
|
||||
ncomm++;
|
||||
int xmit_to_rank;
|
||||
int recv_from_rank;
|
||||
if ( dir == mu ) {
|
||||
int comm_proc=1;
|
||||
Grid.ShiftedRanks(mu,comm_proc,xmit_to_rank,recv_from_rank);
|
||||
} else {
|
||||
int comm_proc = mpi_layout[mu]-1;
|
||||
Grid.ShiftedRanks(mu,comm_proc,xmit_to_rank,recv_from_rank);
|
||||
}
|
||||
|
||||
tbytes= Grid.StencilSendToRecvFrom((void *)&xbuf[dir][0], xmit_to_rank,
|
||||
(void *)&rbuf[dir][0], recv_from_rank, bytes,dir);
|
||||
|
||||
#pragma omp atomic
|
||||
dbytes+=tbytes;
|
||||
}
|
||||
}
|
||||
Grid.Barrier();
|
||||
double stop=usecond();
|
||||
t_time[i] = stop-start; // microseconds
|
||||
}
|
||||
|
||||
timestat.statistics(t_time);
|
||||
|
||||
dbytes=dbytes*ppn;
|
||||
double xbytes = dbytes*0.5;
|
||||
double rbytes = dbytes*0.5;
|
||||
double bidibytes = dbytes;
|
||||
|
||||
|
||||
std::cout<<GridLogMessage << std::setw(4) << lat<<"\t"<<Ls<<"\t"
|
||||
<<std::setw(11) << bytes<< std::fixed << std::setprecision(1) << std::setw(7)
|
||||
<<std::right<< xbytes/timestat.mean<<" "<< xbytes*timestat.err/(timestat.mean*timestat.mean)<< " "
|
||||
<<xbytes/timestat.max <<" "<< xbytes/timestat.min
|
||||
<< "\t\t"<<std::setw(7)<< bidibytes/timestat.mean<< " " << bidibytes*timestat.err/(timestat.mean*timestat.mean) << " "
|
||||
<< bidibytes/timestat.max << " " << bidibytes/timestat.min << std::endl;
|
||||
|
||||
}
|
||||
}
|
||||
|
||||
std::cout<<GridLogMessage << "===================================================================================================="<<std::endl;
|
||||
std::cout<<GridLogMessage << "= All done; Bye Bye"<<std::endl;
|
||||
std::cout<<GridLogMessage << "===================================================================================================="<<std::endl;
|
||||
|
||||
Grid_finalize();
|
||||
}
|
||||
|
||||
@ -51,7 +51,13 @@ int main (int argc, char ** argv)
|
||||
std::cout<<GridLogMessage << "Grid is setup to use "<<threads<<" threads"<<std::endl;
|
||||
|
||||
std::vector<int> latt4 = GridDefaultLatt();
|
||||
const int Ls=16;
|
||||
int Ls=16;
|
||||
for(int i=0;i<argc;i++)
|
||||
if(std::string(argv[i]) == "-Ls"){
|
||||
std::stringstream ss(argv[i+1]); ss >> Ls;
|
||||
}
|
||||
|
||||
|
||||
GridCartesian * UGrid = SpaceTimeGrid::makeFourDimGrid(GridDefaultLatt(), GridDefaultSimd(Nd,vComplex::Nsimd()),GridDefaultMpi());
|
||||
GridRedBlackCartesian * UrbGrid = SpaceTimeGrid::makeFourDimRedBlackGrid(UGrid);
|
||||
GridCartesian * FGrid = SpaceTimeGrid::makeFiveDimGrid(Ls,UGrid);
|
||||
@ -165,7 +171,7 @@ int main (int argc, char ** argv)
|
||||
std::cout << GridLogMessage<< "*****************************************************************" <<std::endl;
|
||||
|
||||
DomainWallFermionR Dw(Umu,*FGrid,*FrbGrid,*UGrid,*UrbGrid,mass,M5);
|
||||
int ncall =1000;
|
||||
int ncall =500;
|
||||
if (1) {
|
||||
FGrid->Barrier();
|
||||
Dw.ZeroCounters();
|
||||
@ -302,6 +308,7 @@ int main (int argc, char ** argv)
|
||||
std::cout<< "sD ERR \n " << err <<std::endl;
|
||||
}
|
||||
assert(sum < 1.0e-4);
|
||||
|
||||
|
||||
if(1){
|
||||
std::cout << GridLogMessage<< "*********************************************************" <<std::endl;
|
||||
@ -381,8 +388,23 @@ int main (int argc, char ** argv)
|
||||
}
|
||||
assert(error<1.0e-4);
|
||||
}
|
||||
|
||||
if(0){
|
||||
std::cout << "Single cache warm call to sDw.Dhop " <<std::endl;
|
||||
for(int i=0;i< PerformanceCounter::NumTypes(); i++ ){
|
||||
sDw.Dhop(ssrc,sresult,0);
|
||||
PerformanceCounter Counter(i);
|
||||
Counter.Start();
|
||||
sDw.Dhop(ssrc,sresult,0);
|
||||
Counter.Stop();
|
||||
Counter.Report();
|
||||
}
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
|
||||
|
||||
if (1)
|
||||
{ // Naive wilson dag implementation
|
||||
ref = zero;
|
||||
@ -487,9 +509,9 @@ int main (int argc, char ** argv)
|
||||
std::cout<<GridLogMessage << "norm diff even "<< norm2(src_e)<<std::endl;
|
||||
std::cout<<GridLogMessage << "norm diff odd "<< norm2(src_o)<<std::endl;
|
||||
|
||||
//assert(norm2(src_e)<1.0e-4);
|
||||
//assert(norm2(src_o)<1.0e-4);
|
||||
|
||||
assert(norm2(src_e)<1.0e-4);
|
||||
assert(norm2(src_o)<1.0e-4);
|
||||
Grid_finalize();
|
||||
exit(0);
|
||||
}
|
||||
|
||||
|
||||
190
benchmarks/Benchmark_gparity.cc
Normal file
190
benchmarks/Benchmark_gparity.cc
Normal file
@ -0,0 +1,190 @@
|
||||
#include <Grid/Grid.h>
|
||||
#include <sstream>
|
||||
using namespace std;
|
||||
using namespace Grid;
|
||||
using namespace Grid::QCD;
|
||||
|
||||
template<class d>
|
||||
struct scal {
|
||||
d internal;
|
||||
};
|
||||
|
||||
Gamma::Algebra Gmu [] = {
|
||||
Gamma::Algebra::GammaX,
|
||||
Gamma::Algebra::GammaY,
|
||||
Gamma::Algebra::GammaZ,
|
||||
Gamma::Algebra::GammaT
|
||||
};
|
||||
|
||||
typedef typename GparityDomainWallFermionF::FermionField GparityLatticeFermionF;
|
||||
typedef typename GparityDomainWallFermionD::FermionField GparityLatticeFermionD;
|
||||
|
||||
|
||||
|
||||
int main (int argc, char ** argv)
|
||||
{
|
||||
Grid_init(&argc,&argv);
|
||||
|
||||
int Ls=16;
|
||||
for(int i=0;i<argc;i++)
|
||||
if(std::string(argv[i]) == "-Ls"){
|
||||
std::stringstream ss(argv[i+1]); ss >> Ls;
|
||||
}
|
||||
|
||||
|
||||
int threads = GridThread::GetThreads();
|
||||
std::cout<<GridLogMessage << "Grid is setup to use "<<threads<<" threads"<<std::endl;
|
||||
std::cout<<GridLogMessage << "Ls = " << Ls << std::endl;
|
||||
|
||||
std::vector<int> latt4 = GridDefaultLatt();
|
||||
|
||||
GridCartesian * UGrid = SpaceTimeGrid::makeFourDimGrid(GridDefaultLatt(), GridDefaultSimd(Nd,vComplexF::Nsimd()),GridDefaultMpi());
|
||||
GridRedBlackCartesian * UrbGrid = SpaceTimeGrid::makeFourDimRedBlackGrid(UGrid);
|
||||
GridCartesian * FGrid = SpaceTimeGrid::makeFiveDimGrid(Ls,UGrid);
|
||||
GridRedBlackCartesian * FrbGrid = SpaceTimeGrid::makeFiveDimRedBlackGrid(Ls,UGrid);
|
||||
|
||||
std::vector<int> seeds4({1,2,3,4});
|
||||
std::vector<int> seeds5({5,6,7,8});
|
||||
|
||||
std::cout << GridLogMessage << "Initialising 4d RNG" << std::endl;
|
||||
GridParallelRNG RNG4(UGrid); RNG4.SeedFixedIntegers(seeds4);
|
||||
std::cout << GridLogMessage << "Initialising 5d RNG" << std::endl;
|
||||
GridParallelRNG RNG5(FGrid); RNG5.SeedFixedIntegers(seeds5);
|
||||
std::cout << GridLogMessage << "Initialised RNGs" << std::endl;
|
||||
|
||||
GparityLatticeFermionF src (FGrid); random(RNG5,src);
|
||||
RealD N2 = 1.0/::sqrt(norm2(src));
|
||||
src = src*N2;
|
||||
|
||||
GparityLatticeFermionF result(FGrid); result=zero;
|
||||
GparityLatticeFermionF ref(FGrid); ref=zero;
|
||||
GparityLatticeFermionF tmp(FGrid);
|
||||
GparityLatticeFermionF err(FGrid);
|
||||
|
||||
std::cout << GridLogMessage << "Drawing gauge field" << std::endl;
|
||||
LatticeGaugeFieldF Umu(UGrid);
|
||||
SU3::HotConfiguration(RNG4,Umu);
|
||||
std::cout << GridLogMessage << "Random gauge initialised " << std::endl;
|
||||
|
||||
RealD mass=0.1;
|
||||
RealD M5 =1.8;
|
||||
|
||||
RealD NP = UGrid->_Nprocessors;
|
||||
RealD NN = UGrid->NodeCount();
|
||||
|
||||
std::cout << GridLogMessage<< "*****************************************************************" <<std::endl;
|
||||
std::cout << GridLogMessage<< "* Kernel options --dslash-generic, --dslash-unroll, --dslash-asm" <<std::endl;
|
||||
std::cout << GridLogMessage<< "*****************************************************************" <<std::endl;
|
||||
std::cout << GridLogMessage<< "*****************************************************************" <<std::endl;
|
||||
std::cout << GridLogMessage<< "* Benchmarking DomainWallFermion::Dhop "<<std::endl;
|
||||
std::cout << GridLogMessage<< "* Vectorising space-time by "<<vComplexF::Nsimd()<<std::endl;
|
||||
#ifdef GRID_OMP
|
||||
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;
|
||||
#endif
|
||||
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;
|
||||
std::cout << GridLogMessage<< "*****************************************************************" <<std::endl;
|
||||
|
||||
|
||||
|
||||
std::cout << GridLogMessage<< "* SINGLE/SINGLE"<<std::endl;
|
||||
GparityDomainWallFermionF Dw(Umu,*FGrid,*FrbGrid,*UGrid,*UrbGrid,mass,M5);
|
||||
int ncall =1000;
|
||||
if (1) {
|
||||
FGrid->Barrier();
|
||||
Dw.ZeroCounters();
|
||||
Dw.Dhop(src,result,0);
|
||||
std::cout<<GridLogMessage<<"Called warmup"<<std::endl;
|
||||
double t0=usecond();
|
||||
for(int i=0;i<ncall;i++){
|
||||
__SSC_START;
|
||||
Dw.Dhop(src,result,0);
|
||||
__SSC_STOP;
|
||||
}
|
||||
double t1=usecond();
|
||||
FGrid->Barrier();
|
||||
|
||||
double volume=Ls; for(int mu=0;mu<Nd;mu++) volume=volume*latt4[mu];
|
||||
double flops=2*1344*volume*ncall;
|
||||
|
||||
std::cout<<GridLogMessage << "Called Dw "<<ncall<<" times in "<<t1-t0<<" us"<<std::endl;
|
||||
// std::cout<<GridLogMessage << "norm result "<< norm2(result)<<std::endl;
|
||||
// std::cout<<GridLogMessage << "norm ref "<< norm2(ref)<<std::endl;
|
||||
std::cout<<GridLogMessage << "mflop/s = "<< flops/(t1-t0)<<std::endl;
|
||||
std::cout<<GridLogMessage << "mflop/s per rank = "<< flops/(t1-t0)/NP<<std::endl;
|
||||
std::cout<<GridLogMessage << "mflop/s per node = "<< flops/(t1-t0)/NN<<std::endl;
|
||||
Dw.Report();
|
||||
}
|
||||
|
||||
std::cout << GridLogMessage<< "* SINGLE/HALF"<<std::endl;
|
||||
GparityDomainWallFermionFH DwH(Umu,*FGrid,*FrbGrid,*UGrid,*UrbGrid,mass,M5);
|
||||
if (1) {
|
||||
FGrid->Barrier();
|
||||
DwH.ZeroCounters();
|
||||
DwH.Dhop(src,result,0);
|
||||
double t0=usecond();
|
||||
for(int i=0;i<ncall;i++){
|
||||
__SSC_START;
|
||||
DwH.Dhop(src,result,0);
|
||||
__SSC_STOP;
|
||||
}
|
||||
double t1=usecond();
|
||||
FGrid->Barrier();
|
||||
|
||||
double volume=Ls; for(int mu=0;mu<Nd;mu++) volume=volume*latt4[mu];
|
||||
double flops=2*1344*volume*ncall;
|
||||
|
||||
std::cout<<GridLogMessage << "Called half prec comms Dw "<<ncall<<" times in "<<t1-t0<<" us"<<std::endl;
|
||||
std::cout<<GridLogMessage << "mflop/s = "<< flops/(t1-t0)<<std::endl;
|
||||
std::cout<<GridLogMessage << "mflop/s per rank = "<< flops/(t1-t0)/NP<<std::endl;
|
||||
std::cout<<GridLogMessage << "mflop/s per node = "<< flops/(t1-t0)/NN<<std::endl;
|
||||
DwH.Report();
|
||||
}
|
||||
|
||||
GridCartesian * UGrid_d = SpaceTimeGrid::makeFourDimGrid(GridDefaultLatt(), GridDefaultSimd(Nd,vComplexD::Nsimd()),GridDefaultMpi());
|
||||
GridRedBlackCartesian * UrbGrid_d = SpaceTimeGrid::makeFourDimRedBlackGrid(UGrid_d);
|
||||
GridCartesian * FGrid_d = SpaceTimeGrid::makeFiveDimGrid(Ls,UGrid_d);
|
||||
GridRedBlackCartesian * FrbGrid_d = SpaceTimeGrid::makeFiveDimRedBlackGrid(Ls,UGrid_d);
|
||||
|
||||
|
||||
std::cout << GridLogMessage<< "* DOUBLE/DOUBLE"<<std::endl;
|
||||
GparityLatticeFermionD src_d(FGrid_d);
|
||||
precisionChange(src_d,src);
|
||||
|
||||
LatticeGaugeFieldD Umu_d(UGrid_d);
|
||||
precisionChange(Umu_d,Umu);
|
||||
|
||||
GparityLatticeFermionD result_d(FGrid_d);
|
||||
|
||||
GparityDomainWallFermionD DwD(Umu_d,*FGrid_d,*FrbGrid_d,*UGrid_d,*UrbGrid_d,mass,M5);
|
||||
if (1) {
|
||||
FGrid_d->Barrier();
|
||||
DwD.ZeroCounters();
|
||||
DwD.Dhop(src_d,result_d,0);
|
||||
std::cout<<GridLogMessage<<"Called warmup"<<std::endl;
|
||||
double t0=usecond();
|
||||
for(int i=0;i<ncall;i++){
|
||||
__SSC_START;
|
||||
DwD.Dhop(src_d,result_d,0);
|
||||
__SSC_STOP;
|
||||
}
|
||||
double t1=usecond();
|
||||
FGrid_d->Barrier();
|
||||
|
||||
double volume=Ls; for(int mu=0;mu<Nd;mu++) volume=volume*latt4[mu];
|
||||
double flops=2*1344*volume*ncall;
|
||||
|
||||
std::cout<<GridLogMessage << "Called Dw "<<ncall<<" times in "<<t1-t0<<" us"<<std::endl;
|
||||
// std::cout<<GridLogMessage << "norm result "<< norm2(result)<<std::endl;
|
||||
// std::cout<<GridLogMessage << "norm ref "<< norm2(ref)<<std::endl;
|
||||
std::cout<<GridLogMessage << "mflop/s = "<< flops/(t1-t0)<<std::endl;
|
||||
std::cout<<GridLogMessage << "mflop/s per rank = "<< flops/(t1-t0)/NP<<std::endl;
|
||||
std::cout<<GridLogMessage << "mflop/s per node = "<< flops/(t1-t0)/NN<<std::endl;
|
||||
DwD.Report();
|
||||
}
|
||||
|
||||
Grid_finalize();
|
||||
}
|
||||
|
||||
@ -55,21 +55,21 @@ int main (int argc, char ** argv)
|
||||
std::cout<<GridLogMessage << "===================================================================================================="<<std::endl;
|
||||
std::cout<<GridLogMessage << " L "<<"\t\t"<<"bytes"<<"\t\t\t"<<"GB/s"<<"\t\t"<<"Gflop/s"<<"\t\t seconds"<<std::endl;
|
||||
std::cout<<GridLogMessage << "----------------------------------------------------------"<<std::endl;
|
||||
uint64_t lmax=64;
|
||||
#define NLOOP (100*lmax*lmax*lmax*lmax/vol)
|
||||
for(int lat=4;lat<=lmax;lat+=4){
|
||||
uint64_t lmax=96;
|
||||
#define NLOOP (10*lmax*lmax*lmax*lmax/vol)
|
||||
for(int lat=8;lat<=lmax;lat+=8){
|
||||
|
||||
std::vector<int> latt_size ({lat*mpi_layout[0],lat*mpi_layout[1],lat*mpi_layout[2],lat*mpi_layout[3]});
|
||||
int vol = latt_size[0]*latt_size[1]*latt_size[2]*latt_size[3];
|
||||
int64_t vol= latt_size[0]*latt_size[1]*latt_size[2]*latt_size[3];
|
||||
GridCartesian Grid(latt_size,simd_layout,mpi_layout);
|
||||
|
||||
uint64_t Nloop=NLOOP;
|
||||
|
||||
// GridParallelRNG pRNG(&Grid); pRNG.SeedFixedIntegers(std::vector<int>({45,12,81,9});
|
||||
// GridParallelRNG pRNG(&Grid); pRNG.SeedFixedIntegers(std::vector<int>({45,12,81,9}));
|
||||
|
||||
LatticeVec z(&Grid); //random(pRNG,z);
|
||||
LatticeVec x(&Grid); //random(pRNG,x);
|
||||
LatticeVec y(&Grid); //random(pRNG,y);
|
||||
LatticeVec z(&Grid);// random(pRNG,z);
|
||||
LatticeVec x(&Grid);// random(pRNG,x);
|
||||
LatticeVec y(&Grid);// random(pRNG,y);
|
||||
double a=2.0;
|
||||
|
||||
|
||||
@ -83,7 +83,7 @@ int main (int argc, char ** argv)
|
||||
double time = (stop-start)/Nloop*1000;
|
||||
|
||||
double flops=vol*Nvec*2;// mul,add
|
||||
double bytes=3*vol*Nvec*sizeof(Real);
|
||||
double bytes=3.0*vol*Nvec*sizeof(Real);
|
||||
std::cout<<GridLogMessage<<std::setprecision(3) << lat<<"\t\t"<<bytes<<" \t\t"<<bytes/time<<"\t\t"<<flops/time<<"\t\t"<<(stop-start)/1000./1000.<<std::endl;
|
||||
|
||||
}
|
||||
@ -94,17 +94,17 @@ int main (int argc, char ** argv)
|
||||
std::cout<<GridLogMessage << " L "<<"\t\t"<<"bytes"<<"\t\t\t"<<"GB/s"<<"\t\t"<<"Gflop/s"<<"\t\t seconds"<<std::endl;
|
||||
std::cout<<GridLogMessage << "----------------------------------------------------------"<<std::endl;
|
||||
|
||||
for(int lat=4;lat<=lmax;lat+=4){
|
||||
for(int lat=8;lat<=lmax;lat+=8){
|
||||
|
||||
std::vector<int> latt_size ({lat*mpi_layout[0],lat*mpi_layout[1],lat*mpi_layout[2],lat*mpi_layout[3]});
|
||||
int vol = latt_size[0]*latt_size[1]*latt_size[2]*latt_size[3];
|
||||
int64_t vol= latt_size[0]*latt_size[1]*latt_size[2]*latt_size[3];
|
||||
GridCartesian Grid(latt_size,simd_layout,mpi_layout);
|
||||
|
||||
// GridParallelRNG pRNG(&Grid); pRNG.SeedFixedIntegers(std::vector<int>({45,12,81,9});
|
||||
// GridParallelRNG pRNG(&Grid); pRNG.SeedFixedIntegers(std::vector<int>({45,12,81,9}));
|
||||
|
||||
LatticeVec z(&Grid); //random(pRNG,z);
|
||||
LatticeVec x(&Grid); //random(pRNG,x);
|
||||
LatticeVec y(&Grid); //random(pRNG,y);
|
||||
LatticeVec z(&Grid);// random(pRNG,z);
|
||||
LatticeVec x(&Grid);// random(pRNG,x);
|
||||
LatticeVec y(&Grid);// random(pRNG,y);
|
||||
double a=2.0;
|
||||
|
||||
uint64_t Nloop=NLOOP;
|
||||
@ -119,7 +119,7 @@ int main (int argc, char ** argv)
|
||||
double time = (stop-start)/Nloop*1000;
|
||||
|
||||
double flops=vol*Nvec*2;// mul,add
|
||||
double bytes=3*vol*Nvec*sizeof(Real);
|
||||
double bytes=3.0*vol*Nvec*sizeof(Real);
|
||||
std::cout<<GridLogMessage<<std::setprecision(3) << lat<<"\t\t"<<bytes<<" \t\t"<<bytes/time<<"\t\t"<<flops/time<<"\t\t"<<(stop-start)/1000./1000.<<std::endl;
|
||||
|
||||
}
|
||||
@ -129,20 +129,20 @@ int main (int argc, char ** argv)
|
||||
std::cout<<GridLogMessage << "===================================================================================================="<<std::endl;
|
||||
std::cout<<GridLogMessage << " L "<<"\t\t"<<"bytes"<<"\t\t\t"<<"GB/s"<<"\t\t"<<"Gflop/s"<<"\t\t seconds"<<std::endl;
|
||||
|
||||
for(int lat=4;lat<=lmax;lat+=4){
|
||||
for(int lat=8;lat<=lmax;lat+=8){
|
||||
|
||||
|
||||
std::vector<int> latt_size ({lat*mpi_layout[0],lat*mpi_layout[1],lat*mpi_layout[2],lat*mpi_layout[3]});
|
||||
int vol = latt_size[0]*latt_size[1]*latt_size[2]*latt_size[3];
|
||||
int64_t vol= latt_size[0]*latt_size[1]*latt_size[2]*latt_size[3];
|
||||
uint64_t Nloop=NLOOP;
|
||||
|
||||
GridCartesian Grid(latt_size,simd_layout,mpi_layout);
|
||||
|
||||
// GridParallelRNG pRNG(&Grid); pRNG.SeedFixedIntegers(std::vector<int>({45,12,81,9});
|
||||
// GridParallelRNG pRNG(&Grid); pRNG.SeedFixedIntegers(std::vector<int>({45,12,81,9}));
|
||||
|
||||
LatticeVec z(&Grid); //random(pRNG,z);
|
||||
LatticeVec x(&Grid); //random(pRNG,x);
|
||||
LatticeVec y(&Grid); //random(pRNG,y);
|
||||
LatticeVec z(&Grid);// random(pRNG,z);
|
||||
LatticeVec x(&Grid);// random(pRNG,x);
|
||||
LatticeVec y(&Grid);// random(pRNG,y);
|
||||
RealD a=2.0;
|
||||
|
||||
|
||||
@ -154,7 +154,7 @@ int main (int argc, char ** argv)
|
||||
double stop=usecond();
|
||||
double time = (stop-start)/Nloop*1000;
|
||||
|
||||
double bytes=2*vol*Nvec*sizeof(Real);
|
||||
double bytes=2.0*vol*Nvec*sizeof(Real);
|
||||
double flops=vol*Nvec*1;// mul
|
||||
std::cout<<GridLogMessage <<std::setprecision(3) << lat<<"\t\t"<<bytes<<" \t\t"<<bytes/time<<"\t\t"<<flops/time<<"\t\t"<<(stop-start)/1000./1000.<<std::endl;
|
||||
|
||||
@ -166,17 +166,17 @@ int main (int argc, char ** argv)
|
||||
std::cout<<GridLogMessage << " L "<<"\t\t"<<"bytes"<<"\t\t\t"<<"GB/s"<<"\t\t"<<"Gflop/s"<<"\t\t seconds"<<std::endl;
|
||||
std::cout<<GridLogMessage << "----------------------------------------------------------"<<std::endl;
|
||||
|
||||
for(int lat=4;lat<=lmax;lat+=4){
|
||||
for(int lat=8;lat<=lmax;lat+=8){
|
||||
|
||||
std::vector<int> latt_size ({lat*mpi_layout[0],lat*mpi_layout[1],lat*mpi_layout[2],lat*mpi_layout[3]});
|
||||
int vol = latt_size[0]*latt_size[1]*latt_size[2]*latt_size[3];
|
||||
int64_t vol= latt_size[0]*latt_size[1]*latt_size[2]*latt_size[3];
|
||||
uint64_t Nloop=NLOOP;
|
||||
GridCartesian Grid(latt_size,simd_layout,mpi_layout);
|
||||
|
||||
// GridParallelRNG pRNG(&Grid); pRNG.SeedFixedIntegers(std::vector<int>({45,12,81,9});
|
||||
LatticeVec z(&Grid); //random(pRNG,z);
|
||||
LatticeVec x(&Grid); //random(pRNG,x);
|
||||
LatticeVec y(&Grid); //random(pRNG,y);
|
||||
// GridParallelRNG pRNG(&Grid); pRNG.SeedFixedIntegers(std::vector<int>({45,12,81,9}));
|
||||
LatticeVec z(&Grid);// random(pRNG,z);
|
||||
LatticeVec x(&Grid);// random(pRNG,x);
|
||||
LatticeVec y(&Grid);// random(pRNG,y);
|
||||
RealD a=2.0;
|
||||
Real nn;
|
||||
double start=usecond();
|
||||
@ -187,7 +187,7 @@ int main (int argc, char ** argv)
|
||||
double stop=usecond();
|
||||
double time = (stop-start)/Nloop*1000;
|
||||
|
||||
double bytes=vol*Nvec*sizeof(Real);
|
||||
double bytes=1.0*vol*Nvec*sizeof(Real);
|
||||
double flops=vol*Nvec*2;// mul,add
|
||||
std::cout<<GridLogMessage<<std::setprecision(3) << lat<<"\t\t"<<bytes<<" \t\t"<<bytes/time<<"\t\t"<<flops/time<< "\t\t"<<(stop-start)/1000./1000.<< "\t\t " <<std::endl;
|
||||
|
||||
|
||||
@ -37,12 +37,12 @@ int main (int argc, char ** argv)
|
||||
Grid_init(&argc,&argv);
|
||||
#define LMAX (64)
|
||||
|
||||
int Nloop=20;
|
||||
int64_t Nloop=20;
|
||||
|
||||
std::vector<int> simd_layout = GridDefaultSimd(Nd,vComplex::Nsimd());
|
||||
std::vector<int> mpi_layout = GridDefaultMpi();
|
||||
|
||||
int threads = GridThread::GetThreads();
|
||||
int64_t threads = GridThread::GetThreads();
|
||||
std::cout<<GridLogMessage << "Grid is setup to use "<<threads<<" threads"<<std::endl;
|
||||
|
||||
std::cout<<GridLogMessage << "===================================================================================================="<<std::endl;
|
||||
@ -54,16 +54,16 @@ int main (int argc, char ** argv)
|
||||
for(int lat=2;lat<=LMAX;lat+=2){
|
||||
|
||||
std::vector<int> latt_size ({lat*mpi_layout[0],lat*mpi_layout[1],lat*mpi_layout[2],lat*mpi_layout[3]});
|
||||
int vol = latt_size[0]*latt_size[1]*latt_size[2]*latt_size[3];
|
||||
int64_t vol = latt_size[0]*latt_size[1]*latt_size[2]*latt_size[3];
|
||||
GridCartesian Grid(latt_size,simd_layout,mpi_layout);
|
||||
// GridParallelRNG pRNG(&Grid); pRNG.SeedFixedIntegers(std::vector<int>({45,12,81,9});
|
||||
GridParallelRNG pRNG(&Grid); pRNG.SeedFixedIntegers(std::vector<int>({45,12,81,9}));
|
||||
|
||||
LatticeColourMatrix z(&Grid);// random(pRNG,z);
|
||||
LatticeColourMatrix x(&Grid);// random(pRNG,x);
|
||||
LatticeColourMatrix y(&Grid);// random(pRNG,y);
|
||||
LatticeColourMatrix z(&Grid); random(pRNG,z);
|
||||
LatticeColourMatrix x(&Grid); random(pRNG,x);
|
||||
LatticeColourMatrix y(&Grid); random(pRNG,y);
|
||||
|
||||
double start=usecond();
|
||||
for(int i=0;i<Nloop;i++){
|
||||
for(int64_t i=0;i<Nloop;i++){
|
||||
x=x*y;
|
||||
}
|
||||
double stop=usecond();
|
||||
@ -86,17 +86,17 @@ int main (int argc, char ** argv)
|
||||
for(int lat=2;lat<=LMAX;lat+=2){
|
||||
|
||||
std::vector<int> latt_size ({lat*mpi_layout[0],lat*mpi_layout[1],lat*mpi_layout[2],lat*mpi_layout[3]});
|
||||
int vol = latt_size[0]*latt_size[1]*latt_size[2]*latt_size[3];
|
||||
int64_t vol = latt_size[0]*latt_size[1]*latt_size[2]*latt_size[3];
|
||||
|
||||
GridCartesian Grid(latt_size,simd_layout,mpi_layout);
|
||||
// GridParallelRNG pRNG(&Grid); pRNG.SeedFixedIntegers(std::vector<int>({45,12,81,9});
|
||||
GridParallelRNG pRNG(&Grid); pRNG.SeedFixedIntegers(std::vector<int>({45,12,81,9}));
|
||||
|
||||
LatticeColourMatrix z(&Grid); //random(pRNG,z);
|
||||
LatticeColourMatrix x(&Grid); //random(pRNG,x);
|
||||
LatticeColourMatrix y(&Grid); //random(pRNG,y);
|
||||
LatticeColourMatrix z(&Grid); random(pRNG,z);
|
||||
LatticeColourMatrix x(&Grid); random(pRNG,x);
|
||||
LatticeColourMatrix y(&Grid); random(pRNG,y);
|
||||
|
||||
double start=usecond();
|
||||
for(int i=0;i<Nloop;i++){
|
||||
for(int64_t i=0;i<Nloop;i++){
|
||||
z=x*y;
|
||||
}
|
||||
double stop=usecond();
|
||||
@ -117,17 +117,17 @@ int main (int argc, char ** argv)
|
||||
for(int lat=2;lat<=LMAX;lat+=2){
|
||||
|
||||
std::vector<int> latt_size ({lat*mpi_layout[0],lat*mpi_layout[1],lat*mpi_layout[2],lat*mpi_layout[3]});
|
||||
int vol = latt_size[0]*latt_size[1]*latt_size[2]*latt_size[3];
|
||||
int64_t vol = latt_size[0]*latt_size[1]*latt_size[2]*latt_size[3];
|
||||
|
||||
GridCartesian Grid(latt_size,simd_layout,mpi_layout);
|
||||
// GridParallelRNG pRNG(&Grid); pRNG.SeedFixedIntegers(std::vector<int>({45,12,81,9});
|
||||
GridParallelRNG pRNG(&Grid); pRNG.SeedFixedIntegers(std::vector<int>({45,12,81,9}));
|
||||
|
||||
LatticeColourMatrix z(&Grid); //random(pRNG,z);
|
||||
LatticeColourMatrix x(&Grid); //random(pRNG,x);
|
||||
LatticeColourMatrix y(&Grid); //random(pRNG,y);
|
||||
LatticeColourMatrix z(&Grid); random(pRNG,z);
|
||||
LatticeColourMatrix x(&Grid); random(pRNG,x);
|
||||
LatticeColourMatrix y(&Grid); random(pRNG,y);
|
||||
|
||||
double start=usecond();
|
||||
for(int i=0;i<Nloop;i++){
|
||||
for(int64_t i=0;i<Nloop;i++){
|
||||
mult(z,x,y);
|
||||
}
|
||||
double stop=usecond();
|
||||
@ -148,17 +148,17 @@ int main (int argc, char ** argv)
|
||||
for(int lat=2;lat<=LMAX;lat+=2){
|
||||
|
||||
std::vector<int> latt_size ({lat*mpi_layout[0],lat*mpi_layout[1],lat*mpi_layout[2],lat*mpi_layout[3]});
|
||||
int vol = latt_size[0]*latt_size[1]*latt_size[2]*latt_size[3];
|
||||
int64_t vol = latt_size[0]*latt_size[1]*latt_size[2]*latt_size[3];
|
||||
|
||||
GridCartesian Grid(latt_size,simd_layout,mpi_layout);
|
||||
// GridParallelRNG pRNG(&Grid); pRNG.SeedFixedIntegers(std::vector<int>({45,12,81,9});
|
||||
GridParallelRNG pRNG(&Grid); pRNG.SeedFixedIntegers(std::vector<int>({45,12,81,9}));
|
||||
|
||||
LatticeColourMatrix z(&Grid); //random(pRNG,z);
|
||||
LatticeColourMatrix x(&Grid); //random(pRNG,x);
|
||||
LatticeColourMatrix y(&Grid); //random(pRNG,y);
|
||||
LatticeColourMatrix z(&Grid); random(pRNG,z);
|
||||
LatticeColourMatrix x(&Grid); random(pRNG,x);
|
||||
LatticeColourMatrix y(&Grid); random(pRNG,y);
|
||||
|
||||
double start=usecond();
|
||||
for(int i=0;i<Nloop;i++){
|
||||
for(int64_t i=0;i<Nloop;i++){
|
||||
mac(z,x,y);
|
||||
}
|
||||
double stop=usecond();
|
||||
|
||||
Reference in New Issue
Block a user