dftefe::linearAlgebra::ElpaScalapackManager Class Reference

Manager class for ELPA and ScaLAPACK. More...

#include <ElpaScalapackManager.h>

Public Member Functions
unsigned int	getScalapackBlockSize () const
std::shared_ptr< const ProcessGrid >	getProcessGridDftefeScalaWrapper () const
void	processGridELPASetup (const unsigned int na)
void	elpaDeallocateHandles ()
const elpa_t &	getElpaHandle () const
elpa_t &	getElpaHandlePartialEigenVec ()
elpa_autotune_t &	getElpaAutoTuneHandle ()
const bool &	useElpa () const
const utils::mpi::MPIComm &	getMPICommunicator () const
	Get relevant mpi communicator. More...
	ElpaScalapackManager (const utils::mpi::MPIComm &mpi_comm_replica, const size_type scalapackParalProcs, const bool useELPA, const size_type scalapackBlockSize, const bool useELPADeviceKernel)
	Constructor. More...
	~ElpaScalapackManager ()
	Destructor. More...

Public Attributes
utils::mpi::MPIComm	d_mpi_communicator
elpa_t	d_elpaHandle
	ELPA handle. More...
elpa_t	d_elpaHandlePartialEigenVec
	ELPA handle for partial eigenvectors of full proj ham. More...
elpa_autotune_t	d_elpaAutoTuneHandle
	ELPA autotune handle. More...
utils::mpi::MPIComm	d_processGridCommunicatorActive
	processGrid mpi communicator More...
utils::mpi::MPIComm	d_processGridCommunicatorActivePartial
const size_type	d_scalapackBlockSizeInp
const bool	d_useELPA
const size_type	d_scalapackParalProcs
const bool	d_useELPADeviceKernel
unsigned int	d_scalapackBlockSize
	ScaLAPACK distributed format block size. More...
std::shared_ptr< const ProcessGrid >	d_processGridDftefeWrapper

Detailed Description

Manager class for ELPA and ScaLAPACK.

Author

Sambit Das, Aviup Sircar

Constructor & Destructor Documentation

ElpaScalapackManager()

dftefe::linearAlgebra::ElpaScalapackManager::ElpaScalapackManager	(	const utils::mpi::MPIComm &	mpi_comm_replica,
		const size_type	scalapackParalProcs,
		const bool	useELPA,
		const size_type	scalapackBlockSize,
		const bool	useELPADeviceKernel
	)

Constructor.

~ElpaScalapackManager()

dftefe::linearAlgebra::ElpaScalapackManager::~ElpaScalapackManager

(

)

Destructor.

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Member Function Documentation

elpaDeallocateHandles()

void dftefe::linearAlgebra::ElpaScalapackManager::elpaDeallocateHandles

(

)

getElpaAutoTuneHandle()

elpa_autotune_t & dftefe::linearAlgebra::ElpaScalapackManager::getElpaAutoTuneHandle ( )

inline

getElpaHandle()

const elpa_t & dftefe::linearAlgebra::ElpaScalapackManager::getElpaHandle ( ) const

inline

getElpaHandlePartialEigenVec()

elpa_t & dftefe::linearAlgebra::ElpaScalapackManager::getElpaHandlePartialEigenVec ( )

inline

getMPICommunicator()

const utils::mpi::MPIComm & dftefe::linearAlgebra::ElpaScalapackManager::getMPICommunicator

(

)

const

Get relevant mpi communicator.

Returns

mpi communicator

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getProcessGridDftefeScalaWrapper()

std::shared_ptr< const ProcessGrid > dftefe::linearAlgebra::ElpaScalapackManager::getProcessGridDftefeScalaWrapper ( ) const

inline

getScalapackBlockSize()

unsigned int dftefe::linearAlgebra::ElpaScalapackManager::getScalapackBlockSize ( ) const

inline

processGridELPASetup()

void dftefe::linearAlgebra::ElpaScalapackManager::processGridELPASetup

(

const unsigned int

na

)

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useElpa()

const bool & dftefe::linearAlgebra::ElpaScalapackManager::useElpa ( ) const

inline

Member Data Documentation

d_elpaAutoTuneHandle

elpa_autotune_t dftefe::linearAlgebra::ElpaScalapackManager::d_elpaAutoTuneHandle

ELPA autotune handle.

d_elpaHandle

elpa_t dftefe::linearAlgebra::ElpaScalapackManager::d_elpaHandle

ELPA handle.

d_elpaHandlePartialEigenVec

elpa_t dftefe::linearAlgebra::ElpaScalapackManager::d_elpaHandlePartialEigenVec

ELPA handle for partial eigenvectors of full proj ham.

d_mpi_communicator

utils::mpi::MPIComm dftefe::linearAlgebra::ElpaScalapackManager::d_mpi_communicator

d_processGridCommunicatorActive

utils::mpi::MPIComm dftefe::linearAlgebra::ElpaScalapackManager::d_processGridCommunicatorActive

processGrid mpi communicator

d_processGridCommunicatorActivePartial

utils::mpi::MPIComm dftefe::linearAlgebra::ElpaScalapackManager::d_processGridCommunicatorActivePartial

d_processGridDftefeWrapper

std::shared_ptr<const ProcessGrid> dftefe::linearAlgebra::ElpaScalapackManager::d_processGridDftefeWrapper

d_scalapackBlockSize

unsigned int dftefe::linearAlgebra::ElpaScalapackManager::d_scalapackBlockSize

ScaLAPACK distributed format block size.

d_scalapackBlockSizeInp

const size_type dftefe::linearAlgebra::ElpaScalapackManager::d_scalapackBlockSizeInp

d_scalapackParalProcs

const size_type dftefe::linearAlgebra::ElpaScalapackManager::d_scalapackParalProcs

d_useELPA

const bool dftefe::linearAlgebra::ElpaScalapackManager::d_useELPA

d_useELPADeviceKernel

const bool dftefe::linearAlgebra::ElpaScalapackManager::d_useELPADeviceKernel

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The documentation for this class was generated from the following files:

• src/linearAlgebra/ElpaScalapackManager.h
• src/linearAlgebra/ElpaScalapackManager.cpp