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Mobius 2+1f sign off.

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This commit is contained in:
Peter Boyle 2019-04-19 07:57:08 +01:00
parent cd8d939a1a
commit d416156c16
5 changed files with 491 additions and 3 deletions
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5
Grid/qcd/action/pseudofermion/ExactOneFlavourRatio.h
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@ -234,6 +234,11 @@ namespace QCD{
GaugeField force(Lop.GaugeGrid());
/////////////////////////////////////////////
// PAB:
// Optional single precision derivative ?
/////////////////////////////////////////////
// LH: dSdU = k \chi_{L}^{\dagger} \gamma_{5} R_{5} ( \partial_{x,\mu} D_{w} ) \chi_{L}
// \chi_{L} = H(mf)^{-1} \Omega_{-} P_{-} \Phi
spProj(Phi, spProj_Phi, -1, Lop.Ls);

5
Grid/qcd/hmc/integrators/Integrator.h
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@ -55,7 +55,7 @@ public:
template <class ReaderClass, typename std::enable_if<isReader<ReaderClass>::value, int >::type = 0 >
IntegratorParameters(ReaderClass & Reader){
std::cout << "Reading integrator\n";
read(Reader, "Integrator", *this);
read(Reader, "Integrator", *this);
}
void print_parameters() const {
@ -88,8 +88,7 @@ class Integrator {
t_P[level] += ep;
update_P(P, U, level, ep);
std::cout << GridLogIntegrator << "[" << level << "] P "
<< " dt " << ep << " : t_P " << t_P[level] << std::endl;
std::cout << GridLogIntegrator << "[" << level << "] P " << " dt " << ep << " : t_P " << t_P[level] << std::endl;
}
// to be used by the actionlevel class to iterate

198
HMC/Mobius2p1fEOFA.cc Normal file
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@ -0,0 +1,198 @@
/*************************************************************************************
Grid physics library, www.github.com/paboyle/Grid
Source file:
Copyright (C) 2015-2016
Author: Peter Boyle <pabobyle@ph.ed.ac.uk>
Author: Guido Cossu
Author: David Murphy
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>
int main(int argc, char **argv) {
using namespace Grid;
using namespace Grid::QCD;
Grid_init(&argc, &argv);
int threads = GridThread::GetThreads();
// here make a routine to print all the relevant information on the run
std::cout << GridLogMessage << "Grid is setup to use " << threads << " threads" << std::endl;
// Typedefs to simplify notation
typedef WilsonImplR FermionImplPolicy;
typedef MobiusFermionR FermionAction;
typedef typename FermionAction::FermionField FermionField;
typedef Grid::XmlReader Serialiser;
//::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::
IntegratorParameters MD;
// typedef GenericHMCRunner<LeapFrog> HMCWrapper;
// MD.name = std::string("Leap Frog");
typedef GenericHMCRunner<ForceGradient> HMCWrapper;
MD.name = std::string("Force Gradient");
// typedef GenericHMCRunner<MinimumNorm2> HMCWrapper;
// MD.name = std::string("MinimumNorm2");
MD.MDsteps = 8;
MD.trajL = 1.0;
HMCparameters HMCparams;
HMCparams.StartTrajectory = 70;
HMCparams.Trajectories = 200;
HMCparams.NoMetropolisUntil= 0;
// "[HotStart, ColdStart, TepidStart, CheckpointStart]\n";
// HMCparams.StartingType =std::string("ColdStart");
HMCparams.StartingType =std::string("CheckpointStart");
HMCparams.MD = MD;
HMCWrapper TheHMC(HMCparams);
// Grid from the command line arguments --grid and --mpi
TheHMC.Resources.AddFourDimGrid("gauge"); // use default simd lanes decomposition
CheckpointerParameters CPparams;
CPparams.config_prefix = "ckpoint_EODWF_lat";
CPparams.rng_prefix = "ckpoint_EODWF_rng";
CPparams.saveInterval = 10;
CPparams.format = "IEEE64BIG";
TheHMC.Resources.LoadNerscCheckpointer(CPparams);
RNGModuleParameters RNGpar;
RNGpar.serial_seeds = "1 2 3 4 5";
RNGpar.parallel_seeds = "6 7 8 9 10";
TheHMC.Resources.SetRNGSeeds(RNGpar);
// Construct observables
// here there is too much indirection
typedef PlaquetteMod<HMCWrapper::ImplPolicy> PlaqObs;
TheHMC.Resources.AddObservable<PlaqObs>();
//////////////////////////////////////////////
const int Ls = 16;
Real beta = 2.13;
Real light_mass = 0.01;
Real strange_mass = 0.04;
Real pv_mass = 1.0;
RealD M5 = 1.8;
RealD b = 1.0;
RealD c = 0.0;
std::vector<Real> hasenbusch({ 0.1, 0.3 });
auto GridPtr = TheHMC.Resources.GetCartesian();
auto GridRBPtr = TheHMC.Resources.GetRBCartesian();
auto FGrid = SpaceTimeGrid::makeFiveDimGrid(Ls,GridPtr);
auto FrbGrid = SpaceTimeGrid::makeFiveDimRedBlackGrid(Ls,GridPtr);
IwasakiGaugeActionR GaugeAction(beta);
// temporarily need a gauge field
LatticeGaugeField U(GridPtr);
// These lines are unecessary if BC are all periodic
std::vector<Complex> boundary = {1,1,1,-1};
FermionAction::ImplParams Params(boundary);
double ActionStoppingCondition = 1e-10;
double DerivativeStoppingCondition = 1e-7;
double MaxCGIterations = 30000;
ConjugateGradient<FermionField> ActionCG(ActionStoppingCondition,MaxCGIterations);
ConjugateGradient<FermionField> DerivativeCG(DerivativeStoppingCondition,MaxCGIterations);
////////////////////////////////////
// Collect actions
////////////////////////////////////
ActionLevel<HMCWrapper::Field> Level1(1);
ActionLevel<HMCWrapper::Field> Level2(4);
////////////////////////////////////
// Strange action
////////////////////////////////////
// FermionAction StrangeOp (U,*FGrid,*FrbGrid,*GridPtr,*GridRBPtr,strange_mass,M5,b,c, Params);
// FermionAction StrangePauliVillarsOp(U,*FGrid,*FrbGrid,*GridPtr,*GridRBPtr,pv_mass, M5,b,c, Params);
// OneFlavourEvenOddRatioRationalPseudoFermionAction<FermionImplPolicy> StrangePseudoFermion(StrangePauliVillarsOp,StrangeOp,OFRp);
// Level1.push_back(&StrangePseudoFermion);
// DJM: setup for EOFA ratio (Mobius)
OneFlavourRationalParams OFRp;
OFRp.lo = 0.1;
OFRp.hi = 25.0;
OFRp.MaxIter = 10000;
OFRp.tolerance= 1.0e-9;
OFRp.degree = 14;
OFRp.precision= 50;
MobiusEOFAFermionR Strange_Op_L(U, *FGrid, *FrbGrid, *GridPtr, *GridRBPtr, strange_mass, strange_mass, pv_mass, 0.0, -1, M5, b, c);
MobiusEOFAFermionR Strange_Op_R(U, *FGrid, *FrbGrid, *GridPtr, *GridRBPtr, pv_mass, strange_mass, pv_mass, -1.0, 1, M5, b, c);
ExactOneFlavourRatioPseudoFermionAction<FermionImplPolicy> EOFA(Strange_Op_L, Strange_Op_R, ActionCG, OFRp, true);
Level1.push_back(&EOFA);
////////////////////////////////////
// up down action
////////////////////////////////////
std::vector<Real> light_den;
std::vector<Real> light_num;
int n_hasenbusch = hasenbusch.size();
light_den.push_back(light_mass);
for(int h=0;h<n_hasenbusch;h++){
light_den.push_back(hasenbusch[h]);
light_num.push_back(hasenbusch[h]);
}
light_num.push_back(pv_mass);
std::vector<FermionAction *> Numerators;
std::vector<FermionAction *> Denominators;
std::vector<TwoFlavourEvenOddRatioPseudoFermionAction<FermionImplPolicy> *> Quotients;
for(int h=0;h<n_hasenbusch+1;h++){
std::cout << GridLogMessage << " 2f quotient Action "<< light_num[h] << " / " << light_den[h]<< std::endl;
Numerators.push_back (new FermionAction(U,*FGrid,*FrbGrid,*GridPtr,*GridRBPtr,light_num[h],M5,b,c, Params));
Denominators.push_back(new FermionAction(U,*FGrid,*FrbGrid,*GridPtr,*GridRBPtr,light_den[h],M5,b,c, Params));
Quotients.push_back (new TwoFlavourEvenOddRatioPseudoFermionAction<FermionImplPolicy>(*Numerators[h],*Denominators[h],DerivativeCG,ActionCG));
}
for(int h=0;h<n_hasenbusch+1;h++){
Level1.push_back(Quotients[h]);
}
/////////////////////////////////////////////////////////////
// Gauge action
/////////////////////////////////////////////////////////////
Level2.push_back(&GaugeAction);
TheHMC.TheAction.push_back(Level1);
TheHMC.TheAction.push_back(Level2);
std::cout << GridLogMessage << " Action complete "<< std::endl;
/////////////////////////////////////////////////////////////
// HMC parameters are serialisable
std::cout << GridLogMessage << " Running the HMC "<< std::endl;
TheHMC.Run(); // no smearing
Grid_finalize();
} // main

69
HMC/README Normal file
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@ -0,0 +1,69 @@
* Sign off 2+1f HMC with Hasenbush and strange RHMC
- Wilson plaquette cross checked against CPS and literature GwilsonFnone
- Timesteps matched
- Use 16^3x32
********************************************************************
* From previous CPS runs:
********************************************************************
Strange (m=0.04) has eigenspan
****
16^3 done as 1+1+1 with separate PV's.
/dirac1/archive/QCDOC/host/QCDDWF/DWF/2+1f/16nt32/IWASAKI/b2.13/ls16/M1_8/ms0.04/mu0.01/rhmc_multitimescale/evol5/work
****
2+1f 16^3 - [ 4e^-4, 2.42 ] for strange
****
24^3 done as 1+1+1 at strange, and single quotient https://arxiv.org/pdf/0804.0473.pdf Eq 83,
****
double lambda_low = 4.0000000000000002e-04 <- strange
double lambda_low = 1.0000000000000000e-02 <- pauli villars
And high = 2.5
Array bsn_mass[3] = {
double bsn_mass[0] = 1.0000000000000000e+00
double bsn_mass[1] = 1.0000000000000000e+00
double bsn_mass[2] = 1.0000000000000000e+00
}
Array frm_mass[3] = {
double frm_mass[0] = 4.0000000000000001e-02
double frm_mass[1] = 4.0000000000000001e-02
double frm_mass[2] = 4.0000000000000001e-02
}
***
32^3
/dirac1/archive/QCDOC/host/QCDDWF/DWF/2+1f/32nt64/IWASAKI/b2.25/ls16/M1_8/ms0.03/mu0.004/evol6/work
***
Similar det scheme
double lambda_low = 4.0000000000000002e-04
double lambda_low = 1.0000000000000000e-02
Array bsn_mass[3] = {
double bsn_mass[0] = 1.0000000000000000e+00
double bsn_mass[1] = 1.0000000000000000e+00
double bsn_mass[2] = 1.0000000000000000e+00
}
Array frm_mass[3] = {
double frm_mass[0] = 3.0000000000000002e-02
double frm_mass[1] = 3.0000000000000002e-02
double frm_mass[2] = 3.0000000000000002e-02
}
********************************************************************
* Grid: Power method bounds check
********************************************************************
- Finding largest eigenvalue approx 25 not 2.5
- Conventions:
Grid MpcDagMpc based on:
(Moo-Moe Mee^-1 Meo)^dag(Moo-Moe Mee^-1 Meo)
- with Moo = 5-M5 = 3.2
- CPS use(d) Moo = 1
- Eigenrange in Grid is 3.2^2 rescaled so factor of 10 accounted for

217
tests/hmc/Test_hmc_Mobius2p1f.cc Normal file
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@ -0,0 +1,217 @@
/*************************************************************************************
Grid physics library, www.github.com/paboyle/Grid
Source file: ./tests/Test_hmc_EODWFRatio.cc
Copyright (C) 2015-2016
Author: Peter Boyle <pabobyle@ph.ed.ac.uk>
Author: Guido Cossu <guido.cossu@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>
int main(int argc, char **argv) {
using namespace Grid;
using namespace Grid::QCD;
Grid_init(&argc, &argv);
int threads = GridThread::GetThreads();
// here make a routine to print all the relevant information on the run
std::cout << GridLogMessage << "Grid is setup to use " << threads << " threads" << std::endl;
// Typedefs to simplify notation
typedef WilsonImplR FermionImplPolicy;
typedef MobiusFermionR FermionAction;
typedef typename FermionAction::FermionField FermionField;
typedef Grid::XmlReader Serialiser;
//::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::
IntegratorParameters MD;
typedef GenericHMCRunner<LeapFrog> HMCWrapper;
MD.name = std::string("Leap Frog");
// typedef GenericHMCRunner<ForceGradient> HMCWrapper;
// MD.name = std::string("Force Gradient");
//typedef GenericHMCRunner<MinimumNorm2> HMCWrapper;
// MD.name = std::string("MinimumNorm2");
MD.MDsteps = 40;
MD.trajL = 1.0;
HMCparameters HMCparams;
HMCparams.StartTrajectory = 0;
HMCparams.Trajectories = 1;
HMCparams.NoMetropolisUntil= 20;
// "[HotStart, ColdStart, TepidStart, CheckpointStart]\n";
HMCparams.StartingType =std::string("ColdStart");
HMCparams.MD = MD;
HMCWrapper TheHMC(HMCparams);
// Grid from the command line arguments --grid and --mpi
TheHMC.Resources.AddFourDimGrid("gauge"); // use default simd lanes decomposition
CheckpointerParameters CPparams;
CPparams.config_prefix = "ckpoint_EODWF_lat";
CPparams.rng_prefix = "ckpoint_EODWF_rng";
CPparams.saveInterval = 10;
CPparams.format = "IEEE64BIG";
TheHMC.Resources.LoadNerscCheckpointer(CPparams);
RNGModuleParameters RNGpar;
RNGpar.serial_seeds = "1 2 3 4 5";
RNGpar.parallel_seeds = "6 7 8 9 10";
TheHMC.Resources.SetRNGSeeds(RNGpar);
// Construct observables
// here there is too much indirection
typedef PlaquetteMod<HMCWrapper::ImplPolicy> PlaqObs;
TheHMC.Resources.AddObservable<PlaqObs>();
//////////////////////////////////////////////
const int Ls = 4;
Real beta = 2.13;
Real light_mass = 0.01;
Real strange_mass = 0.04;
Real pv_mass = 1.0;
RealD M5 = 1.8;
RealD b = 1.5; // Scale factor two
RealD c = 0.5;
// RHMC
// OneFlavourRationalParams OFRp;
// OFRp.lo = 1.0e-2;
// OFRp.hi = 25;
// OFRp.MaxIter = 10000;
// OFRp.tolerance= 1.0e-7;
// OFRp.degree = 10;
// OFRp.precision= 40;
// EOFA
OneFlavourRationalParams OFRp;
OFRp.lo = 0.98;
OFRp.hi = 25.0;
OFRp.MaxIter = 10000;
OFRp.tolerance= 1.0e-7;
OFRp.degree = 10;
OFRp.precision= 40;
std::vector<Real> hasenbusch({ 0.1 });
auto GridPtr = TheHMC.Resources.GetCartesian();
auto GridRBPtr = TheHMC.Resources.GetRBCartesian();
auto FGrid = SpaceTimeGrid::makeFiveDimGrid(Ls,GridPtr);
auto FrbGrid = SpaceTimeGrid::makeFiveDimRedBlackGrid(Ls,GridPtr);
IwasakiGaugeActionR GaugeAction(beta);
// temporarily need a gauge field
LatticeGaugeField U(GridPtr);
// These lines are unecessary if BC are all periodic
std::vector<Complex> boundary = {1,1,1,-1};
FermionAction::ImplParams Params(boundary);
double StoppingCondition = 1e-10;
double MaxCGIterations = 30000;
ConjugateGradient<LatticeFermion> CG(StoppingCondition,MaxCGIterations);
////////////////////////////////////
// Collect actions
////////////////////////////////////
ActionLevel<HMCWrapper::Field> Level1(1);
ActionLevel<HMCWrapper::Field> Level2(4);
////////////////////////////////////
// Strange action
////////////////////////////////////
// Setup for RHMC
// FermionAction StrangeOp(U,*FGrid,*FrbGrid,*GridPtr,*GridRBPtr,light_mass,M5,b,c, Params);
// OneFlavourRationalPseudoFermionAction<FermionImplPolicy> StrangePseudoFermion(StrangeOp,OFRp);
// Level1.push_back(&StrangePseudoFermion);
// DJM: setup for EOFA ratio (Shamir)
// DomainWallEOFAFermionR Strange_Op_L(U, *FGrid, *FrbGrid, *GridPtr, *GridRBPtr, strange_mass, strange_mass, pv_mass, 0.0, -1, M5);
// DomainWallEOFAFermionR Strange_Op_R(U, *FGrid, *FrbGrid, *GridPtr, *GridRBPtr, pv_mass, strange_mass, pv_mass, -1.0, 1, M5);
// ExactOneFlavourRatioPseudoFermionAction<FermionImplPolicy> EOFA(Strange_Op_L, Strange_Op_R, CG, OFRp, true);
// Level1.push_back(&EOFA);
// DJM: setup for EOFA ratio (Mobius)
MobiusEOFAFermionR Strange_Op_L(U, *FGrid, *FrbGrid, *GridPtr, *GridRBPtr, strange_mass, strange_mass, pv_mass, 0.0, -1, M5, b, c);
MobiusEOFAFermionR Strange_Op_R(U, *FGrid, *FrbGrid, *GridPtr, *GridRBPtr, pv_mass, strange_mass, pv_mass, -1.0, 1, M5, b, c);
ExactOneFlavourRatioPseudoFermionAction<FermionImplPolicy> EOFA(Strange_Op_L, Strange_Op_R, CG, OFRp, true);
Level1.push_back(&EOFA);
// Setup for RHMC ratio
// FermionAction StrangeOp (U,*FGrid,*FrbGrid,*GridPtr,*GridRBPtr,strange_mass,M5,b,c, Params);
// FermionAction StrangePauliVillarsOp(U,*FGrid,*FrbGrid,*GridPtr,*GridRBPtr,pv_mass, M5,b,c, Params);
// OneFlavourEvenOddRatioRationalPseudoFermionAction<FermionImplPolicy> StrangePseudoFermion(StrangePauliVillarsOp,StrangeOp,OFRp);
// Level1.push_back(&StrangePseudoFermion);
////////////////////////////////////
// up down action
////////////////////////////////////
std::vector<Real> light_den;
std::vector<Real> light_num;
int n_hasenbusch = hasenbusch.size();
light_den.push_back(light_mass);
for(int h=0;h<n_hasenbusch;h++){
light_den.push_back(hasenbusch[h]);
light_num.push_back(hasenbusch[h]);
}
light_num.push_back(pv_mass);
std::vector<FermionAction *> Numerators;
std::vector<FermionAction *> Denominators;
std::vector<TwoFlavourEvenOddRatioPseudoFermionAction<FermionImplPolicy> *> Quotients;
for(int h=0;h<n_hasenbusch+1;h++){
std::cout << GridLogMessage << " 2f quotient Action "<< light_num[h] << " / " << light_den[h]<< std::endl;
Numerators.push_back (new FermionAction(U,*FGrid,*FrbGrid,*GridPtr,*GridRBPtr,light_num[h],M5,b,c, Params));
Denominators.push_back(new FermionAction(U,*FGrid,*FrbGrid,*GridPtr,*GridRBPtr,light_den[h],M5,b,c, Params));
Quotients.push_back (new TwoFlavourEvenOddRatioPseudoFermionAction<FermionImplPolicy>(*Numerators[h],*Denominators[h],CG,CG));
}
for(int h=0;h<n_hasenbusch+1;h++){
Level1.push_back(Quotients[h]);
}
/////////////////////////////////////////////////////////////
// Gauge action
/////////////////////////////////////////////////////////////
Level2.push_back(&GaugeAction);
TheHMC.TheAction.push_back(Level1);
TheHMC.TheAction.push_back(Level2);
std::cout << GridLogMessage << " Action complete "<< std::endl;
/////////////////////////////////////////////////////////////
// HMC parameters are serialisable
std::cout << GridLogMessage << " Running the HMC "<< std::endl;
TheHMC.Run(); // no smearing
Grid_finalize();
} // main