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Sizable improvement in multigrid for unsquared.

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6000 matmuls CG unprec
2000 matmuls CG prec (4000 eo muls)
1050 matmuls PGCR on 16^3 x 32 x 8 m=.01

Substantial effort on timing and logging infrastructure
This commit is contained in:
Peter Boyle
2015-07-24 01:31:13 +09:00
parent 11c99d5e66
commit d1afebf71e
67 changed files with 945 additions and 753 deletions
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18
lib/qcd/hmc/HMC.h
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@ -36,15 +36,15 @@ namespace Grid{
RealD prob = std::exp(-DeltaH);
random(sRNG,rn_test);
std::cout<< "--------------------------------------------\n";
std::cout<< "dH = "<<DeltaH << " Random = "<< rn_test
std::cout<<GridLogMessage<< "--------------------------------------------\n";
std::cout<<GridLogMessage<< "dH = "<<DeltaH << " Random = "<< rn_test
<< "\nAcc. Probability = " << ((prob<1.0)? prob: 1.0)<< " ";
if((prob >1.0) || (rn_test <= prob)){ // accepted
std::cout <<"-- ACCEPTED\n";
std::cout<<GridLogMessage <<"-- ACCEPTED\n";
return true;
} else { // rejected
std::cout <<"-- REJECTED\n";
std::cout<<GridLogMessage <<"-- REJECTED\n";
return false;
}
}
@ -53,12 +53,12 @@ namespace Grid{
MD.init(U); // set U and initialize P and phi's
RealD H0 = MD.S(U); // initial state action
std::cout<<"Total H before = "<< H0 << "\n";
std::cout<<GridLogMessage<<"Total H before = "<< H0 << "\n";
MD.integrate(U);
RealD H1 = MD.S(U); // updated state action
std::cout<<"Total H after = "<< H1 << "\n";
std::cout<<GridLogMessage<<"Total H after = "<< H1 << "\n";
return (H1-H0);
}
@ -81,17 +81,17 @@ namespace Grid{
// Thermalizations
for(int iter=1; iter <= Params.ThermalizationSteps; ++iter){
std::cout << "-- # Thermalization step = "<< iter << "\n";
std::cout<<GridLogMessage << "-- # Thermalization step = "<< iter << "\n";
DeltaH = evolve_step(Uin);
std::cout<< " dH = "<< DeltaH << "\n";
std::cout<<GridLogMessage<< " dH = "<< DeltaH << "\n";
}
// Actual updates (evolve a copy Ucopy then copy back eventually)
LatticeLorentzColourMatrix Ucopy(Uin._grid);
for(int iter=Params.StartingConfig;
iter < Params.Nsweeps+Params.StartingConfig; ++iter){
std::cout << "-- # Sweep = "<< iter << "\n";
std::cout<<GridLogMessage << "-- # Sweep = "<< iter << "\n";
Ucopy = Uin;
DeltaH = evolve_step(Ucopy);