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Better benchmarks

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This commit is contained in:
Peter Boyle
2017-06-28 15:30:06 +01:00
parent dafb351d38
commit 08e04b9676
2 changed files with 48 additions and 48 deletions
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44
benchmarks/Benchmark_memory_bandwidth.cc
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@ -55,9 +55,9 @@ 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];
@ -65,11 +65,11 @@ int main (int argc, char ** argv)
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;
@ -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];
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;
@ -129,7 +129,7 @@ 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]});
@ -138,11 +138,11 @@ int main (int argc, char ** argv)
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;
@ -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];
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();