opm-simulators/opm/autodiff/ParallelDebugOutput.hpp

579 lines
23 KiB
C++

/*
Copyright 2015 IRIS 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_PARALLELDEBUGOUTPUT_HEADER_INCLUDED
#define OPM_PARALLELDEBUGOUTPUT_HEADER_INCLUDED
#include <opm/core/grid.h>
#include <opm/core/simulator/SimulatorState.hpp>
#include <opm/core/simulator/WellState.hpp>
#include <opm/core/wells/WellsManager.hpp>
#include <opm/autodiff/WellStateFullyImplicitBlackoil.hpp>
#include <opm/autodiff/WellStateFullyImplicitBlackoil.hpp>
#if HAVE_DUNE_CORNERPOINT
#include <dune/grid/common/p2pcommunicator.hh>
#endif
namespace Opm
{
class ParallelDebugOutputInterface
{
protected:
ParallelDebugOutputInterface () {}
public:
virtual ~ParallelDebugOutputInterface() {}
// gather solution to rank 0 for EclipseWriter
virtual bool collectToIORank( const SimulatorState& localReservoirState,
const WellState& localWellState ) = 0;
virtual const SimulatorState& globalReservoirState() const = 0 ;
virtual const WellState& globalWellState() const = 0 ;
virtual bool isIORank() const = 0;
virtual bool isParallel() const = 0;
virtual int numCells() const = 0 ;
virtual const int* globalCell() const = 0;
};
template <class GridImpl>
class ParallelDebugOutput : public ParallelDebugOutputInterface
{
protected:
const GridImpl& grid_;
const SimulatorState* globalState_;
const WellState* wellState_;
public:
ParallelDebugOutput ( const GridImpl& grid,
Opm::EclipseStateConstPtr /* eclipseState */,
const int,
const double* )
: grid_( grid ) {}
// gather solution to rank 0 for EclipseWriter
virtual bool collectToIORank( const SimulatorState& localReservoirState,
const WellState& localWellState )
{
globalState_ = &localReservoirState;
wellState_ = &localWellState;
return true ;
}
virtual const SimulatorState& globalReservoirState() const { return *globalState_; }
virtual const WellState& globalWellState() const { return *wellState_; }
virtual bool isIORank () const { return true; }
virtual bool isParallel () const { return false; }
virtual int numCells() const { return grid_.number_of_cells; }
virtual const int* globalCell() const { return grid_.global_cell; }
};
#if HAVE_DUNE_CORNERPOINT
template <>
class ParallelDebugOutput< Dune::CpGrid> : public ParallelDebugOutputInterface
{
public:
typedef Dune::CpGrid Grid;
typedef typename Grid :: CollectiveCommunication CollectiveCommunication;
// global id
class GlobalCellIndex
{
int globalId_;
int localIndex_;
bool isInterior_;
public:
GlobalCellIndex() : globalId_(-1), localIndex_(-1), isInterior_(true) {}
void setGhost() { isInterior_ = false; }
void setId( const int globalId ) { globalId_ = globalId; }
void setIndex( const int localIndex ) { localIndex_ = localIndex; }
int localIndex () const { return localIndex_; }
int id () const { return globalId_; }
bool isInterior() const { return isInterior_; }
};
typedef typename Dune::PersistentContainer< Grid, GlobalCellIndex > GlobalIndexContainer;
static const int dimension = Grid :: dimension ;
typedef typename Grid :: LeafGridView GridView;
typedef GridView AllGridView;
typedef Dune :: Point2PointCommunicator< Dune :: SimpleMessageBuffer > P2PCommunicatorType;
typedef typename P2PCommunicatorType :: MessageBufferType MessageBufferType;
typedef std::vector< GlobalCellIndex > LocalIndexMapType;
typedef std::vector<int> IndexMapType;
typedef std::vector< IndexMapType > IndexMapStorageType;
class DistributeIndexMapping : public P2PCommunicatorType::DataHandleInterface
{
protected:
const std::vector<int>& distributedGlobalIndex_;
IndexMapType& localIndexMap_;
IndexMapStorageType& indexMaps_;
std::map< const int, const int > globalPosition_;
#ifndef NDEBUG
std::set< int > checkPosition_;
#endif
public:
DistributeIndexMapping( const std::vector<int>& globalIndex,
const std::vector<int>& distributedGlobalIndex,
IndexMapType& localIndexMap,
IndexMapStorageType& indexMaps )
: distributedGlobalIndex_( distributedGlobalIndex ),
localIndexMap_( localIndexMap ),
indexMaps_( indexMaps ),
globalPosition_()
{
const size_t size = globalIndex.size();
// create mapping globalIndex --> localIndex
for ( size_t index = 0; index < size; ++index )
{
globalPosition_.insert( std::make_pair( globalIndex[ index ], index ) );
}
// on I/O rank we need to create a mapping from local to global
if( ! indexMaps_.empty() )
{
// for the ioRank create a localIndex to index in global state map
IndexMapType& indexMap = indexMaps_.back();
const size_t localSize = localIndexMap_.size();
indexMap.resize( localSize );
for( size_t i=0; i<localSize; ++i )
{
const int id = distributedGlobalIndex_[ localIndexMap_[ i ] ];
indexMap[ i ] = globalPosition_[ id ] ;
#ifndef NDEBUG
assert( checkPosition_.find( id ) == checkPosition_.end() );
checkPosition_.insert( id );
#endif
}
}
}
void pack( const int link, MessageBufferType& buffer )
{
// we should only get one link
if( link != 0 ) {
OPM_THROW(std::logic_error,"link in method pack is not 0 as execpted");
}
// pack all interior global cell id's
const int size = localIndexMap_.size();
buffer.write( size );
for( int index = 0; index < size; ++index )
{
const int globalIdx = distributedGlobalIndex_[ localIndexMap_[ index ] ];
buffer.write( globalIdx );
}
}
void unpack( const int link, MessageBufferType& buffer )
{
// get index map for current link
IndexMapType& indexMap = indexMaps_[ link ];
assert( ! globalPosition_.empty() );
// unpack all interior global cell id's
int numCells = 0;
buffer.read( numCells );
indexMap.resize( numCells );
for( int index = 0; index < numCells; ++index )
{
int globalId = -1;
buffer.read( globalId );
assert( globalPosition_.find( globalId ) != globalPosition_.end() );
indexMap[ index ] = globalPosition_[ globalId ];
#ifndef NDEBUG
assert( checkPosition_.find( globalId ) == checkPosition_.end() );
checkPosition_.insert( globalId );
#endif
}
}
};
enum { ioRank = 0 };
ParallelDebugOutput( const Dune::CpGrid& otherGrid,
Opm::EclipseStateConstPtr eclipseState,
const int numPhases,
const double* permeability )
: toIORankComm_( otherGrid.comm() ),
isIORank_( otherGrid.comm().rank() == ioRank )
{
const CollectiveCommunication& comm = otherGrid.comm();
if( comm.size() > 1 )
{
std::set< int > send, recv;
// the I/O rank receives from all other ranks
if( isIORank() )
{
Dune::CpGrid globalGrid( otherGrid );
globalGrid.switchToGlobalView();
// initialize global state with correct sizes
globalReservoirState_.init( globalGrid.numCells(), globalGrid.numFaces(), numPhases );
// TODO init well state
// Create wells and well state.
WellsManager wells_manager(eclipseState,
0,
Opm::UgGridHelpers::numCells( globalGrid ),
Opm::UgGridHelpers::globalCell( globalGrid ),
Opm::UgGridHelpers::cartDims( globalGrid ),
Opm::UgGridHelpers::dimensions( globalGrid ),
Opm::UgGridHelpers::cell2Faces( globalGrid ),
Opm::UgGridHelpers::beginFaceCentroids( globalGrid ),
permeability,
false);
const Wells* wells = wells_manager.c_wells();
globalWellState_.init(wells, globalReservoirState_, globalWellState_ );
// copy global cartesian index
globalIndex_ = globalGrid.globalCell();
unsigned int count = 0;
auto gridView = globalGrid.leafGridView();
for( auto it = gridView.begin< 0 >(),
end = gridView.end< 0 >(); it != end; ++it, ++count )
{
}
assert( count == globalIndex_.size() );
for(int i=0; i<comm.size(); ++i)
{
if( i != ioRank )
{
recv.insert( i );
}
}
}
else // all other simply send to the I/O rank
{
send.insert( ioRank );
}
localIndexMap_.clear();
localIndexMap_.reserve( otherGrid.size( 0 ) );
unsigned int index = 0;
auto localView = otherGrid.leafGridView();
for( auto it = localView.begin< 0 >(),
end = localView.end< 0 >(); it != end; ++it, ++index )
{
const auto element = *it ;
// only store interior element for collection
if( element.partitionType() == Dune :: InteriorEntity )
{
localIndexMap_.push_back( index );
}
}
// insert send and recv linkage to communicator
toIORankComm_.insertRequest( send, recv );
if( isIORank() )
{
// need an index map for each rank
indexMaps_.clear();
indexMaps_.resize( comm.size() );
}
// distribute global id's to io rank for later association of dof's
DistributeIndexMapping distIndexMapping( globalIndex_, otherGrid.globalCell(), localIndexMap_, indexMaps_ );
toIORankComm_.exchange( distIndexMapping );
}
else // serial run
{
// copy global cartesian index
globalIndex_ = otherGrid.globalCell();
}
}
class PackUnPackSimulatorState : public P2PCommunicatorType::DataHandleInterface
{
const SimulatorState& localState_;
SimulatorState& globalState_;
const WellState& localWellState_;
WellState& globalWellState_;
const IndexMapType& localIndexMap_;
const IndexMapStorageType& indexMaps_;
public:
PackUnPackSimulatorState( const SimulatorState& localState,
SimulatorState& globalState,
const WellState& localWellState,
WellState& globalWellState,
const IndexMapType& localIndexMap,
const IndexMapStorageType& indexMaps,
const bool isIORank )
: localState_( localState ),
globalState_( globalState ),
localWellState_( localWellState ),
globalWellState_( globalWellState ),
localIndexMap_( localIndexMap ),
indexMaps_( indexMaps )
{
if( isIORank )
{
// add missing data to global state
for( size_t i=globalState_.cellData().size();
i<localState.cellData().size(); ++i )
{
const size_t components = localState.cellData()[ i ].size() / localState.numCells();
assert( components * localState.numCells() == localState.cellData()[ i ].size() );
globalState_.registerCellData( localState.cellDataNames()[ i ], components );
}
MessageBufferType buffer;
pack( 0, buffer );
// the last index map is the local one
doUnpack( indexMaps.back(), buffer );
}
}
// pack all data associated with link
void pack( const int link, MessageBufferType& buffer )
{
// we should only get one link
if( link != 0 ) {
OPM_THROW(std::logic_error,"link in method pack is not 0 as execpted");
}
// write all cell data registered in local state
const size_t numCells = localState_.numCells();
const size_t numCellData = localState_.cellData().size();
for( size_t d=0; d<numCellData; ++d )
{
const std::vector< double >& data = localState_.cellData()[ d ];
const size_t stride = data.size() / numCells ;
assert( numCells * stride == data.size() );
for( size_t i=0; i<stride; ++i )
{
// write all data from local state to buffer
write( buffer, localIndexMap_, data, i, stride );
}
}
// write all data from local well state to buffer
writeWells( buffer );
}
void doUnpack( const IndexMapType& indexMap, MessageBufferType& buffer )
{
// read all cell data registered in local state
const size_t numCells = globalState_.numCells();
const size_t numCellData = globalState_.cellData().size();
for( size_t d=0; d<numCellData; ++d )
{
std::vector< double >& data = globalState_.cellData()[ d ];
const size_t stride = data.size() / numCells ;
assert( numCells * stride == data.size() );
for( size_t i=0; i<stride; ++i )
{
// write all data from local state to buffer
read( buffer, indexMap, data, i, stride );
}
}
// read well data from buffer
readWells( buffer );
}
// unpack all data associated with link
void unpack( const int link, MessageBufferType& buffer )
{
doUnpack( indexMaps_[ link ], buffer );
}
protected:
template <class Vector>
void write( MessageBufferType& buffer, const IndexMapType& localIndexMap,
const Vector& vector,
const unsigned int offset = 0, const unsigned int stride = 1 ) const
{
unsigned int size = localIndexMap.size();
buffer.write( size );
assert( vector.size() >= stride * size );
for( unsigned int i=0; i<size; ++i )
{
const unsigned int index = localIndexMap[ i ] * stride + offset;
assert( index < vector.size() );
buffer.write( vector[ index ] );
}
}
template <class Vector>
void read( MessageBufferType& buffer,
const IndexMapType& indexMap,
Vector& vector,
const unsigned int offset = 0, const unsigned int stride = 1 ) const
{
unsigned int size = 0;
buffer.read( size );
assert( size == indexMap.size() );
for( unsigned int i=0; i<size; ++i )
{
const unsigned int index = indexMap[ i ] * stride + offset;
assert( index < vector.size() );
buffer.read( vector[ index ] );
}
}
void writeString( MessageBufferType& buffer, const std::string& s) const
{
const int size = s.size();
buffer.write( size );
for( int i=0; i<size; ++i )
{
buffer.write( s[ i ] );
}
}
void readString( MessageBufferType& buffer, std::string& s) const
{
int size = -1;
buffer.read( size );
s.resize( size );
for( int i=0; i<size; ++i )
{
buffer.read( s[ i ] );
}
}
void writeWells( MessageBufferType& buffer ) const
{
int nWells = localWellState_.wellMap().size();
buffer.write( nWells );
auto end = localWellState_.wellMap().end();
for( auto it = localWellState_.wellMap().begin(); it != end; ++it )
{
const std::string& name = it->first;
const int wellIdx = it->second[ 0 ];
// write well name
writeString( buffer, name );
// write well data
buffer.write( localWellState_.bhp()[ wellIdx ] );
buffer.write( localWellState_.thp()[ wellIdx ] );
const int wellRateIdx = wellIdx * localWellState_.numPhases();
for( int np=0; np<localWellState_.numPhases(); ++np )
buffer.write( localWellState_.wellRates()[ wellRateIdx + np ] );
// TODO: perfRates and perfPress, need to figure out the index
// mapping there.
}
}
void readWells( MessageBufferType& buffer )
{
int nWells = -1;
buffer.read( nWells );
// unpack all wells that have been sent
std::string name ;
for( int well = 0; well < nWells ; ++well )
{
// read well name for local identification
readString( buffer, name );
// unpack values
auto it = globalWellState_.wellMap().find( name );
if( it == globalWellState_.wellMap().end() )
{
OPM_THROW(std::logic_error,"global state does not contain well " << name );
}
const int wellIdx = it->second[ 0 ];
buffer.read( globalWellState_.bhp()[ wellIdx ] );
buffer.read( globalWellState_.thp()[ wellIdx ] );
const int wellRateIdx = wellIdx * globalWellState_.numPhases();
for( int np=0; np<globalWellState_.numPhases(); ++np )
buffer.read( globalWellState_.wellRates()[ wellRateIdx + np ] );
// TODO: perfRates and perfPress, need to figure out the index
// mapping there.
}
}
};
// gather solution to rank 0 for EclipseWriter
bool collectToIORank( const SimulatorState& localReservoirState,
const WellState& localWellState )
{
PackUnPackSimulatorState packUnpack( localReservoirState, globalReservoirState_,
localWellState, globalWellState_,
localIndexMap_, indexMaps_, isIORank() );
//toIORankComm_.exchangeCached( packUnpack );
toIORankComm_.exchange( packUnpack );
#ifndef NDEBUG
// mkae sure every process is on the same page
toIORankComm_.barrier();
#endif
return isIORank();
}
const SimulatorState& globalReservoirState() const { return globalReservoirState_; }
const WellState& globalWellState() const { return globalWellState_; }
bool isIORank() const
{
return isIORank_;
}
bool isParallel() const
{
return toIORankComm_.size() > 1;
}
int numCells () const { return globalIndex_.size(); }
const int* globalCell () const
{
assert( ! globalIndex_.empty() );
return globalIndex_.data();
}
protected:
P2PCommunicatorType toIORankComm_;
IndexMapType globalIndex_;
IndexMapType localIndexMap_;
IndexMapStorageType indexMaps_;
SimulatorState globalReservoirState_;
// this needs to be revised
WellStateFullyImplicitBlackoil globalWellState_;
// true if we are on I/O rank
const bool isIORank_;
};
#endif // #if HAVE_DUNE_CORNERPOINT
} // end namespace Opm
#endif