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opm-simulators/opm/simulators/linalg/FlowLinearSolverParameters.hpp
Halvor Møll Nilsen ec498086a6 Add flexible solver and preconditioner infrastructure. 
Also use it in flow_blackoil_dunecpr.cpp. Adds new command-line parameter,
--linear-solver-configuration-json-file, to read linear solver config from
JSON-format file at runtime.
2019-06-03 11:42:30 +02:00

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/*
Copyright 2015 SINTEF ICT, Applied Mathematics.
Copyright 2015 IRIS AS
Copyright 2015 Dr. Blatt - HPC-Simulation-Software & Services
Copyright 2015 NTNU
Copyright 2015 Statoil AS
This file is part of the Open Porous Media project (OPM).
OPM 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 3 of the License, or
(at your option) any later version.
OPM 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 OPM. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef OPM_FLOWLINEARSOLVERPARAMETERS_HEADER_INCLUDED
#define OPM_FLOWLINEARSOLVERPARAMETERS_HEADER_INCLUDED
#include <opm/common/utility/parameters/ParameterGroup.hpp>
#include <opm/simulators/linalg/ParallelOverlappingILU0.hpp>
#include <ewoms/common/parametersystem.hh>
#include <array>
#include <memory>
namespace Opm {
template <class TypeTag>
class ISTLSolverEbos;
}
BEGIN_PROPERTIES
NEW_TYPE_TAG(FlowIstlSolverParams);
NEW_PROP_TAG(Scalar);
NEW_PROP_TAG(LinearSolverReduction);
NEW_PROP_TAG(IluRelaxation);
NEW_PROP_TAG(LinearSolverMaxIter);
NEW_PROP_TAG(LinearSolverRestart);
NEW_PROP_TAG(FlowLinearSolverVerbosity);
NEW_PROP_TAG(IluFillinLevel);
NEW_PROP_TAG(MiluVariant);
NEW_PROP_TAG(IluRedblack);
NEW_PROP_TAG(IluReorderSpheres);
NEW_PROP_TAG(UseGmres);
NEW_PROP_TAG(LinearSolverRequireFullSparsityPattern);
NEW_PROP_TAG(LinearSolverIgnoreConvergenceFailure);
NEW_PROP_TAG(UseAmg);
NEW_PROP_TAG(UseCpr);
NEW_PROP_TAG(LinearSolverBackend);
NEW_PROP_TAG(PreconditionerAddWellContributions);
NEW_PROP_TAG(SystemStrategy);
NEW_PROP_TAG(ScaleLinearSystem);
NEW_PROP_TAG(CprSolverVerbose);
NEW_PROP_TAG(CprUseDrs);
NEW_PROP_TAG(CprMaxEllIter);
NEW_PROP_TAG(CprEllSolvetype);
NEW_PROP_TAG(CprReuseSetup);
NEW_PROP_TAG(LinearSolverConfigurationJsonFile);
SET_SCALAR_PROP(FlowIstlSolverParams, LinearSolverReduction, 1e-2);
SET_SCALAR_PROP(FlowIstlSolverParams, IluRelaxation, 0.9);
SET_INT_PROP(FlowIstlSolverParams, LinearSolverMaxIter, 200);
SET_INT_PROP(FlowIstlSolverParams, LinearSolverRestart, 40);
SET_INT_PROP(FlowIstlSolverParams, FlowLinearSolverVerbosity, 0);
SET_INT_PROP(FlowIstlSolverParams, IluFillinLevel, 0);
SET_STRING_PROP(FlowIstlSolverParams, MiluVariant, "ILU");
SET_BOOL_PROP(FlowIstlSolverParams, IluRedblack, false);
SET_BOOL_PROP(FlowIstlSolverParams, IluReorderSpheres, false);
SET_BOOL_PROP(FlowIstlSolverParams, UseGmres, false);
SET_BOOL_PROP(FlowIstlSolverParams, LinearSolverRequireFullSparsityPattern, false);
SET_BOOL_PROP(FlowIstlSolverParams, LinearSolverIgnoreConvergenceFailure, false);
SET_BOOL_PROP(FlowIstlSolverParams, UseAmg, false);
SET_BOOL_PROP(FlowIstlSolverParams, UseCpr, false);
SET_TYPE_PROP(FlowIstlSolverParams, LinearSolverBackend, Opm::ISTLSolverEbos<TypeTag>);
SET_BOOL_PROP(FlowIstlSolverParams, PreconditionerAddWellContributions, false);
SET_STRING_PROP(FlowIstlSolverParams, SystemStrategy, "none");
SET_BOOL_PROP(FlowIstlSolverParams, ScaleLinearSystem, false);
SET_INT_PROP(FlowIstlSolverParams, CprSolverVerbose, 0);
SET_BOOL_PROP(FlowIstlSolverParams, CprUseDrs, false);
SET_INT_PROP(FlowIstlSolverParams, CprMaxEllIter, 20);
SET_INT_PROP(FlowIstlSolverParams, CprEllSolvetype, 0);
SET_INT_PROP(FlowIstlSolverParams, CprReuseSetup, 0);
SET_STRING_PROP(FlowIstlSolverParams, LinearSolverConfigurationJsonFile, "none");
END_PROPERTIES
namespace Opm
{
/**
* \brief Parameters used to configure the CPRPreconditioner.
*/
struct CPRParameter
{
double cpr_relax_;
double cpr_solver_tol_;
int cpr_ilu_n_;
MILU_VARIANT cpr_ilu_milu_;
bool cpr_ilu_redblack_;
bool cpr_ilu_reorder_sphere_;
bool cpr_use_drs_;
int cpr_max_ell_iter_;
int cpr_ell_solvetype_;
bool cpr_use_amg_;
bool cpr_use_bicgstab_;
int cpr_solver_verbose_;
bool cpr_pressure_aggregation_;
int cpr_reuse_setup_;
CPRParameter() { reset(); }
void reset()
{
cpr_solver_tol_ = 1e-2;
cpr_ilu_n_ = 0;
cpr_ilu_milu_ = MILU_VARIANT::ILU;
cpr_ilu_redblack_ = false;
cpr_ilu_reorder_sphere_ = true;
cpr_max_ell_iter_ = 25;
cpr_ell_solvetype_ = 0;
cpr_use_drs_ = false;
cpr_use_amg_ = true;
cpr_use_bicgstab_ = true;
cpr_solver_verbose_ = 0;
cpr_pressure_aggregation_ = false;
cpr_reuse_setup_ = 0;
}
};
/// This class carries all parameters for the NewtonIterationBlackoilInterleaved class.
struct FlowLinearSolverParameters
: public CPRParameter
{
double linear_solver_reduction_;
double ilu_relaxation_;
int linear_solver_maxiter_;
int linear_solver_restart_;
int linear_solver_verbosity_;
int ilu_fillin_level_;
Opm::MILU_VARIANT ilu_milu_;
bool ilu_redblack_;
bool ilu_reorder_sphere_;
bool newton_use_gmres_;
bool require_full_sparsity_pattern_;
bool ignoreConvergenceFailure_;
bool linear_solver_use_amg_;
bool use_cpr_;
std::string system_strategy_;
bool scale_linear_system_;
std::string linear_solver_configuration_json_file_;
template <class TypeTag>
void init()
{
// TODO: these parameters have undocumented non-trivial dependencies
linear_solver_reduction_ = EWOMS_GET_PARAM(TypeTag, double, LinearSolverReduction);
ilu_relaxation_ = EWOMS_GET_PARAM(TypeTag, double, IluRelaxation);
linear_solver_maxiter_ = EWOMS_GET_PARAM(TypeTag, int, LinearSolverMaxIter);
linear_solver_restart_ = EWOMS_GET_PARAM(TypeTag, int, LinearSolverRestart);
linear_solver_verbosity_ = EWOMS_GET_PARAM(TypeTag, int, FlowLinearSolverVerbosity);
ilu_fillin_level_ = EWOMS_GET_PARAM(TypeTag, int, IluFillinLevel);
ilu_milu_ = convertString2Milu(EWOMS_GET_PARAM(TypeTag, std::string, MiluVariant));
ilu_redblack_ = EWOMS_GET_PARAM(TypeTag, bool, IluRedblack);
ilu_reorder_sphere_ = EWOMS_GET_PARAM(TypeTag, bool, IluReorderSpheres);
newton_use_gmres_ = EWOMS_GET_PARAM(TypeTag, bool, UseGmres);
require_full_sparsity_pattern_ = EWOMS_GET_PARAM(TypeTag, bool, LinearSolverRequireFullSparsityPattern);
ignoreConvergenceFailure_ = EWOMS_GET_PARAM(TypeTag, bool, LinearSolverIgnoreConvergenceFailure);
linear_solver_use_amg_ = EWOMS_GET_PARAM(TypeTag, bool, UseAmg);
use_cpr_ = EWOMS_GET_PARAM(TypeTag, bool, UseCpr);
system_strategy_ = EWOMS_GET_PARAM(TypeTag, std::string, SystemStrategy);
scale_linear_system_ = EWOMS_GET_PARAM(TypeTag, bool, ScaleLinearSystem);
cpr_solver_verbose_ = EWOMS_GET_PARAM(TypeTag, int, CprSolverVerbose);
cpr_use_drs_ = EWOMS_GET_PARAM(TypeTag, bool, CprUseDrs);
cpr_max_ell_iter_ = EWOMS_GET_PARAM(TypeTag, int, CprMaxEllIter);
cpr_ell_solvetype_ = EWOMS_GET_PARAM(TypeTag, int, CprEllSolvetype);
cpr_reuse_setup_ = EWOMS_GET_PARAM(TypeTag, int, CprReuseSetup);
linear_solver_configuration_json_file_ = EWOMS_GET_PARAM(TypeTag, std::string, LinearSolverConfigurationJsonFile);
}
template <class TypeTag>
static void registerParameters()
{
EWOMS_REGISTER_PARAM(TypeTag, double, LinearSolverReduction, "The minimum reduction of the residual which the linear solver must achieve");
EWOMS_REGISTER_PARAM(TypeTag, double, IluRelaxation, "The relaxation factor of the linear solver's ILU preconditioner");
EWOMS_REGISTER_PARAM(TypeTag, int, LinearSolverMaxIter, "The maximum number of iterations of the linear solver");
EWOMS_REGISTER_PARAM(TypeTag, int, LinearSolverRestart, "The number of iterations after which GMRES is restarted");
EWOMS_REGISTER_PARAM(TypeTag, int, FlowLinearSolverVerbosity, "The verbosity level of the linear solver (0: off, 2: all)");
EWOMS_REGISTER_PARAM(TypeTag, int, IluFillinLevel, "The fill-in level of the linear solver's ILU preconditioner");
EWOMS_REGISTER_PARAM(TypeTag, std::string, MiluVariant, "Specify which variant of the modified-ILU preconditioner ought to be used. Possible variants are: ILU (default, plain ILU), MILU_1 (lump diagonal with dropped row entries), MILU_2 (lump diagonal with the sum of the absolute values of the dropped row entries), MILU_3 (if diagonal is positive add sum of dropped row entrires. Otherwise substract them), MILU_4 (if diagonal is positive add sum of dropped row entrires. Otherwise do nothing");
EWOMS_REGISTER_PARAM(TypeTag, bool, IluRedblack, "Use red-black partioning for the ILU preconditioner");
EWOMS_REGISTER_PARAM(TypeTag, bool, IluReorderSpheres, "Whether to reorder the entries of the matrix in the red-black ILU preconditioner in spheres starting at an edge. If false the original ordering is preserved in each color. Otherwise why try to ensure D4 ordering (in a 2D structured grid, the diagonal elements are consecutive).");
EWOMS_REGISTER_PARAM(TypeTag, bool, UseGmres, "Use GMRES as the linear solver");
EWOMS_REGISTER_PARAM(TypeTag, bool, LinearSolverRequireFullSparsityPattern, "Produce the full sparsity pattern for the linear solver");
EWOMS_REGISTER_PARAM(TypeTag, bool, LinearSolverIgnoreConvergenceFailure, "Continue with the simulation like nothing happened after the linear solver did not converge");
EWOMS_REGISTER_PARAM(TypeTag, bool, UseAmg, "Use AMG as the linear solver's preconditioner");
EWOMS_REGISTER_PARAM(TypeTag, bool, UseCpr, "Use CPR as the linear solver's preconditioner");
EWOMS_REGISTER_PARAM(TypeTag, std::string, SystemStrategy, "Strategy for reformulating and scaling linear system (none: no scaling -- should not be used with CPR, original: use weights that are equivalent to no scaling -- should not be used with CPR, simple: form pressure equation as simple sum of conservation equations, quasiimpes: form pressure equation based on diagonal block, trueimpes: form pressure equation based on linearization of accumulation term)");
EWOMS_REGISTER_PARAM(TypeTag, bool, ScaleLinearSystem, "Scale linear system according to equation scale and primary variable types");
EWOMS_REGISTER_PARAM(TypeTag, int, CprSolverVerbose, "Verbosity of cpr solver (0: silent, 1: print summary of inner linear solver, 2: print extensive information about inner linear solve, including setup information)");
EWOMS_REGISTER_PARAM(TypeTag, bool, CprUseDrs, "Use dynamic row sum using weights");
EWOMS_REGISTER_PARAM(TypeTag, int, CprMaxEllIter, "MaxIterations of the elliptic pressure part of the cpr solver");
EWOMS_REGISTER_PARAM(TypeTag, int, CprEllSolvetype, "Solver type of elliptic pressure solve (0: bicgstab, 1: cg, 2: only amg preconditioner)");
EWOMS_REGISTER_PARAM(TypeTag, int, CprReuseSetup, "Reuse Amg Setup");
EWOMS_REGISTER_PARAM(TypeTag, std::string, LinearSolverConfigurationJsonFile, "Filename of JSON configuration for flexible linear solver system.");
}
FlowLinearSolverParameters() { reset(); }
// set default values
void reset()
{
use_cpr_ = false;
newton_use_gmres_ = false;
linear_solver_reduction_ = 1e-2;
linear_solver_maxiter_ = 150;
linear_solver_restart_ = 40;
linear_solver_verbosity_ = 0;
require_full_sparsity_pattern_ = false;
ignoreConvergenceFailure_ = false;
linear_solver_use_amg_ = false;
ilu_fillin_level_ = 0;
ilu_relaxation_ = 0.9;
ilu_milu_ = MILU_VARIANT::ILU;
ilu_redblack_ = false;
ilu_reorder_sphere_ = true;
}
};
} // namespace Opm
#endif // OPM_FLOWLINEARSOLVERPARAMETERS_HEADER_INCLUDED
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