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Added some instrumentation to benchmark the force computation

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This commit is contained in:
Guido Cossu
2016-10-06 17:52:45 +01:00
parent 4089984431
commit 2e453dfbf5
9 changed files with 377 additions and 298 deletions
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189
lib/qcd/action/fermion/WilsonFermion5D.cc
View File

@ -42,11 +42,11 @@ const std::vector<int> WilsonFermion5DStatic::displacements({1,1,1,1,-1,-1,-1,-1
// 5d lattice for DWF.
template<class Impl>
WilsonFermion5D<Impl>::WilsonFermion5D(GaugeField &_Umu,
GridCartesian &FiveDimGrid,
GridRedBlackCartesian &FiveDimRedBlackGrid,
GridCartesian &FourDimGrid,
GridRedBlackCartesian &FourDimRedBlackGrid,
RealD _M5,const ImplParams &p) :
GridCartesian &FiveDimGrid,
GridRedBlackCartesian &FiveDimRedBlackGrid,
GridCartesian &FourDimGrid,
GridRedBlackCartesian &FourDimRedBlackGrid,
RealD _M5,const ImplParams &p) :
Kernels(p),
_FiveDimGrid (&FiveDimGrid),
_FiveDimRedBlackGrid(&FiveDimRedBlackGrid),
@ -135,10 +135,10 @@ WilsonFermion5D<Impl>::WilsonFermion5D(GaugeField &_Umu,
/*
template<class Impl>
WilsonFermion5D<Impl>::WilsonFermion5D(int simd,GaugeField &_Umu,
GridCartesian &FiveDimGrid,
GridRedBlackCartesian &FiveDimRedBlackGrid,
GridCartesian &FourDimGrid,
RealD _M5,const ImplParams &p) :
GridCartesian &FiveDimGrid,
GridRedBlackCartesian &FiveDimRedBlackGrid,
GridCartesian &FourDimGrid,
RealD _M5,const ImplParams &p) :
{
int nsimd = Simd::Nsimd();
@ -178,26 +178,64 @@ WilsonFermion5D<Impl>::WilsonFermion5D(int simd,GaugeField &_Umu,
template<class Impl>
void WilsonFermion5D<Impl>::Report(void)
{
if ( Calls > 0 ) {
std::cout << GridLogMessage << "WilsonFermion5D Dhop Calls " <<Calls <<std::endl;
std::cout << GridLogMessage << "WilsonFermion5D CommTime " <<CommTime/Calls<<" us" <<std::endl;
std::cout << GridLogMessage << "WilsonFermion5D ComputeTime " <<ComputeTime/Calls<<" us" <<std::endl;
std::vector<int> latt = GridDefaultLatt();
RealD volume = Ls; for(int mu=0;mu<Nd;mu++) volume=volume*latt[mu];
RealD NP = _FourDimGrid->_Nprocessors;
std::cout << GridLogMessage << "WilsonFermion5D Stencil"<<std::endl;
Stencil.Report();
if ( DhopCalls > 0 ) {
std::cout << GridLogMessage << "#### Dhop calls report " << std::endl;
std::cout << GridLogMessage << "WilsonFermion5D Number of Dhop Calls : " << DhopCalls << std::endl;
std::cout << GridLogMessage << "WilsonFermion5D Total Communication time : " << DhopCommTime
<< " us" << std::endl;
std::cout << GridLogMessage << "WilsonFermion5D CommTime/Calls : "
<< DhopCommTime / DhopCalls << " us" << std::endl;
std::cout << GridLogMessage << "WilsonFermion5D Total Compute time : "
<< DhopComputeTime << " us" << std::endl;
std::cout << GridLogMessage << "WilsonFermion5D ComputeTime/Calls : "
<< DhopComputeTime / DhopCalls << " us" << std::endl;
std::cout << GridLogMessage << "WilsonFermion5D StencilEven"<<std::endl;
StencilEven.Report();
RealD mflops = 1344*volume*DhopCalls/DhopComputeTime;
std::cout << GridLogMessage << "Average mflops/s per call : " << mflops << std::endl;
std::cout << GridLogMessage << "Average mflops/s per call per node : " << mflops/NP << std::endl;
std::cout << GridLogMessage << "WilsonFermion5D StencilOdd"<<std::endl;
StencilOdd.Report();
}
if ( DerivCalls > 0 ) {
std::cout << GridLogMessage << "#### Deriv calls report "<< std::endl;
std::cout << GridLogMessage << "WilsonFermion5D Number of Deriv Calls : " <<DerivCalls <<std::endl;
std::cout << GridLogMessage << "WilsonFermion5D Total Communication time : " <<DerivCommTime <<" us"<<std::endl;
std::cout << GridLogMessage << "WilsonFermion5D CommTime/Calls : " <<DerivCommTime/DerivCalls<<" us" <<std::endl;
std::cout << GridLogMessage << "WilsonFermion5D Total Compute time : " <<DerivComputeTime <<" us"<<std::endl;
std::cout << GridLogMessage << "WilsonFermion5D ComputeTime/Calls : " <<DerivComputeTime/DerivCalls<<" us" <<std::endl;
std::cout << GridLogMessage << "WilsonFermion5D Total Dhop Compute time : " <<DerivDhopComputeTime <<" us"<<std::endl;
std::cout << GridLogMessage << "WilsonFermion5D Dhop ComputeTime/Calls : " <<DerivDhopComputeTime/DerivCalls<<" us" <<std::endl;
RealD mflops = 144*volume*DerivCalls/DerivDhopComputeTime;
std::cout << GridLogMessage << "Average mflops/s per call : " << mflops << std::endl;
std::cout << GridLogMessage << "Average mflops/s per call per node : " << mflops/NP << std::endl;
}
if (DerivCalls > 0 || DhopCalls > 0){
std::cout << GridLogMessage << "WilsonFermion5D Stencil"<<std::endl; Stencil.Report();
std::cout << GridLogMessage << "WilsonFermion5D StencilEven"<<std::endl; StencilEven.Report();
std::cout << GridLogMessage << "WilsonFermion5D StencilOdd"<<std::endl; StencilOdd.Report();
}
}
template<class Impl>
void WilsonFermion5D<Impl>::ZeroCounters(void) {
Calls=0;
CommTime=0;
ComputeTime=0;
DhopCalls = 0;
DhopCommTime = 0;
DhopComputeTime = 0;
DerivCalls = 0;
DerivCommTime = 0;
DerivComputeTime = 0;
DerivDhopComputeTime = 0;
Stencil.ZeroCounters();
StencilEven.ZeroCounters();
StencilOdd.ZeroCounters();
@ -244,12 +282,13 @@ PARALLEL_FOR_LOOP
template<class Impl>
void WilsonFermion5D<Impl>::DerivInternal(StencilImpl & st,
DoubledGaugeField & U,
GaugeField &mat,
const FermionField &A,
const FermionField &B,
int dag)
DoubledGaugeField & U,
GaugeField &mat,
const FermionField &A,
const FermionField &B,
int dag)
{
DerivCalls++;
assert((dag==DaggerNo) ||(dag==DaggerYes));
conformable(st._grid,A._grid);
@ -260,51 +299,53 @@ void WilsonFermion5D<Impl>::DerivInternal(StencilImpl & st,
FermionField Btilde(B._grid);
FermionField Atilde(B._grid);
DerivCommTime-=usecond();
st.HaloExchange(B,compressor);
DerivCommTime+=usecond();
Atilde=A;
for(int mu=0;mu<Nd;mu++){
DerivComputeTime-=usecond();
for (int mu = 0; mu < Nd; mu++) {
////////////////////////////////////////////////////////////////////////
// Flip gamma if dag
////////////////////////////////////////////////////////////////////////
int gamma = mu;
if ( !dag ) gamma+= Nd;
if (!dag) gamma += Nd;
////////////////////////
// Call the single hop
////////////////////////
PARALLEL_FOR_LOOP
for(int sss=0;sss<U._grid->oSites();sss++){
for(int s=0;s<Ls;s++){
int sU=sss;
int sF = s+Ls*sU;
DerivDhopComputeTime -= usecond();
PARALLEL_FOR_LOOP
for (int sss = 0; sss < U._grid->oSites(); sss++) {
for (int s = 0; s < Ls; s++) {
int sU = sss;
int sF = s + Ls * sU;
assert ( sF< B._grid->oSites());
assert ( sU< U._grid->oSites());
assert(sF < B._grid->oSites());
assert(sU < U._grid->oSites());
Kernels::DiracOptDhopDir(st,U,st.comm_buf,sF,sU,B,Btilde,mu,gamma);
////////////////////////////
// spin trace outer product
////////////////////////////
Kernels::DiracOptDhopDir(st, U, st.comm_buf, sF, sU, B, Btilde, mu,
gamma);
////////////////////////////
// spin trace outer product
////////////////////////////
}
}
Impl::InsertForce5D(mat,Btilde,Atilde,mu);
DerivDhopComputeTime += usecond();
Impl::InsertForce5D(mat, Btilde, Atilde, mu);
}
DerivComputeTime += usecond();
}
template<class Impl>
void WilsonFermion5D<Impl>::DhopDeriv( GaugeField &mat,
const FermionField &A,
const FermionField &B,
int dag)
const FermionField &A,
const FermionField &B,
int dag)
{
conformable(A._grid,FermionGrid());
conformable(A._grid,B._grid);
@ -317,9 +358,9 @@ void WilsonFermion5D<Impl>::DhopDeriv( GaugeField &mat,
template<class Impl>
void WilsonFermion5D<Impl>::DhopDerivEO(GaugeField &mat,
const FermionField &A,
const FermionField &B,
int dag)
const FermionField &A,
const FermionField &B,
int dag)
{
conformable(A._grid,FermionRedBlackGrid());
conformable(GaugeRedBlackGrid(),mat._grid);
@ -335,9 +376,9 @@ void WilsonFermion5D<Impl>::DhopDerivEO(GaugeField &mat,
template<class Impl>
void WilsonFermion5D<Impl>::DhopDerivOE(GaugeField &mat,
const FermionField &A,
const FermionField &B,
int dag)
const FermionField &A,
const FermionField &B,
int dag)
{
conformable(A._grid,FermionRedBlackGrid());
conformable(GaugeRedBlackGrid(),mat._grid);
@ -352,37 +393,39 @@ void WilsonFermion5D<Impl>::DhopDerivOE(GaugeField &mat,
template<class Impl>
void WilsonFermion5D<Impl>::DhopInternal(StencilImpl & st, LebesgueOrder &lo,
DoubledGaugeField & U,
const FermionField &in, FermionField &out,int dag)
DoubledGaugeField & U,
const FermionField &in, FermionField &out,int dag)
{
Calls++;
DhopCalls++;
// assert((dag==DaggerNo) ||(dag==DaggerYes));
Compressor compressor(dag);
int LLs = in._grid->_rdimensions[0];
CommTime-=usecond();
DhopCommTime-=usecond();
st.HaloExchange(in,compressor);
CommTime+=usecond();
DhopCommTime+=usecond();
ComputeTime-=usecond();
DhopComputeTime-=usecond();
// Dhop takes the 4d grid from U, and makes a 5d index for fermion
if ( dag == DaggerYes ) {
PARALLEL_FOR_LOOP
for(int ss=0;ss<U._grid->oSites();ss++){
int sU=ss;
int sF=LLs*sU;
Kernels::DiracOptDhopSiteDag(st,lo,U,st.comm_buf,sF,sU,LLs,1,in,out);
if (dag == DaggerYes) {
PARALLEL_FOR_LOOP
for (int ss = 0; ss < U._grid->oSites(); ss++) {
int sU = ss;
int sF = LLs * sU;
Kernels::DiracOptDhopSiteDag(st, lo, U, st.comm_buf, sF, sU, LLs, 1, in,
out);
}
} else {
PARALLEL_FOR_LOOP
for(int ss=0;ss<U._grid->oSites();ss++){
int sU=ss;
int sF=LLs*sU;
Kernels::DiracOptDhopSite(st,lo,U,st.comm_buf,sF,sU,LLs,1,in,out);
PARALLEL_FOR_LOOP
for (int ss = 0; ss < U._grid->oSites(); ss++) {
int sU = ss;
int sF = LLs * sU;
Kernels::DiracOptDhopSite(st, lo, U, st.comm_buf, sF, sU, LLs, 1, in,
out);
}
}
ComputeTime+=usecond();
DhopComputeTime+=usecond();
}

11
lib/qcd/action/fermion/WilsonFermion5D.h
View File

@ -63,9 +63,14 @@ namespace Grid {
void Report(void);
void ZeroCounters(void);
double Calls;
double CommTime;
double ComputeTime;
double DhopCalls;
double DhopCommTime;
double DhopComputeTime;
double DerivCalls;
double DerivCommTime;
double DerivComputeTime;
double DerivDhopComputeTime;
///////////////////////////////////////////////////////////////
// Implement the abstract base

6
lib/qcd/action/pseudofermion/TwoFlavourEvenOddRatio.h
View File

@ -131,9 +131,11 @@ namespace Grid{
Vpc.MpcDag(PhiOdd,Y); // Y= Vdag phi
X=zero;
ActionSolver(Mpc,Y,X); // X= (MdagM)^-1 Vdag phi
Mpc.Mpc(X,Y); // Y= Mdag^-1 Vdag phi
//Mpc.Mpc(X,Y); // Y= Mdag^-1 Vdag phi
// Multiply by Ydag
RealD action = real(innerProduct(Y,X));
RealD action = norm2(Y);
//RealD action = norm2(Y);
// The EE factorised block; normally can replace with zero if det is constant (gauge field indept)
// Only really clover term that creates this. Leave the EE portion as a future to do to make most