LoadBalancer Class Reference

#include <LoadBalancer.h>

Public Types
enum	LoadBalancerTypeEnum {   defaultLoadBalancer =0, KernighanLin, sequentialAssignment, randomAssignment,   allToAll, userDefined, numberOfLoadBalanceTypes }

Public Member Functions
	LoadBalancer ()
	~LoadBalancer ()
int	assignLoadBalance (GridCollection &gc, GridDistributionList &gridDistributionList, int refinementLevel=0) const
int	assignWorkLoads (GridCollection &gc, GridDistributionList &gridDistributionList, int refinementLevel=0) const
int	assignWorkLoads (GridCollectionData &gc, GridDistributionList &gridDistributionList, int refinementLevel=0) const
int	determineLoadBalance (GridDistributionList &gridDistributionList, int refinementLevel=0) const
int	determineLoadBalance (GridCollection &gc, GridDistributionList &gridDistributionList, int refinementLevel=0) const
int	determineLoadBalanceKernighanLin (GridDistributionList &gridDistributionList, int refinementLevel=0) const
int	determineLoadBalanceUserDefined (GridDistributionList &gridDistributionList, int refinementLevel=0) const
LoadBalancerTypeEnum	getLoadBalancerType () const
aString	getLoadBalancerTypeName () const
int	printStatistics (FILE *file=NULL)
int	setProcessors (int pStart, int pEnd)
int	setLoadBalancer (LoadBalancerTypeEnum loadBalancer)
int	setTargetMaximumLoadImbalance (real target)
int	update (GenericGraphicsInterface &gi)

Protected Member Functions
int	saveStatistics (GridDistributionList &gridDistributionList) const

Protected Attributes
int	np
int *	processorID
LoadBalancerTypeEnum	loadBalancer
real	targetMaximumLoadImbalance

Static Protected Attributes
static int	debug =0
static int	numberOfLoadBalances =0
static real	maximumImbalance =0.
static real	averageImbalance =0.
static real	averageNumberOfGrids =0.
static real	averageNumberOfBlocks =0.
static real	averageWorkPerBlock =0.

Member Enumeration Documentation

enum LoadBalancer::LoadBalancerTypeEnum

Enumerator
defaultLoadBalancer
KernighanLin
sequentialAssignment
randomAssignment
allToAll
userDefined
numberOfLoadBalanceTypes

Constructor & Destructor Documentation

LoadBalancer::LoadBalancer

(

)

References max().

LoadBalancer::~LoadBalancer

(

)

Member Function Documentation

int LoadBalancer::assignLoadBalance	(	GridCollection &	gc,
		GridDistributionList &	gridDistributionList,
		int	refinementLevel = 0
	)		const

References printF(), and MappedGrid::specifyProcesses().

int LoadBalancer::assignWorkLoads	(	GridCollection &	gc,
		GridDistributionList &	gridDistributionList,
		int	refinementLevel = 0
	)		const

Referenced by Ogen::buildACompositeGrid(), Ogmg::buildExtraLevelsNew(), and GridCollectionData::put().

int LoadBalancer::assignWorkLoads	(	GridCollectionData &	gc,
		GridDistributionList &	gridDistributionList,
		int	refinementLevel = 0
	)		const

References debug, MappedGrid::dimension(), MappedGrid::numberOfDimensions(), and printF().

int LoadBalancer::determineLoadBalance	(	GridDistributionList &	gridDistributionList,
		int	refinementLevel = 0
	)		const

References Overture::abort(), max(), min(), and printF().

Referenced by Ogen::buildACompositeGrid(), Ogmg::buildExtraLevelsNew(), GridCollectionData::get(), and Regrid::regridAligned().

int LoadBalancer::determineLoadBalance	(	GridCollection &	gc,
		GridDistributionList &	gridDistributionList,
		int	refinementLevel = 0
	)		const

int LoadBalancer::determineLoadBalanceKernighanLin	(	GridDistributionList &	gridDistributionList,
		int	refinementLevel = 0
	)		const

References Overture::abort(), assert, debug, fabs(), ParallelUtility::getMaxValue(), max(), min(), printF(), and REAL_MAX.

int LoadBalancer::determineLoadBalanceUserDefined	(	GridDistributionList &	gridDistributionList,
		int	refinementLevel = 0
	)		const

References Overture::abort().

LoadBalancer::LoadBalancerTypeEnum LoadBalancer::getLoadBalancerType

(

)

const

aString LoadBalancer::getLoadBalancerTypeName

(

)

const

Referenced by main().

int LoadBalancer::printStatistics

(

FILE *

file = NULL

)

References fPrintF(), and max().

Referenced by main().

int LoadBalancer::saveStatistics ( GridDistributionList &  gridDistributionList ) const

protected

References fabs(), and max().

int LoadBalancer::setLoadBalancer

(

LoadBalancerTypeEnum

loadBalancer

)

Referenced by Ogmg::buildExtraLevelsNew(), Regrid::regridAligned(), and OgmgParameters::update().

int LoadBalancer::setProcessors	(	int	pStart,
		int	pEnd
	)

References printF().

int LoadBalancer::setTargetMaximumLoadImbalance

(

real

target

)

int LoadBalancer::update

(

GenericGraphicsInterface &

gi

)

References GenericGraphicsInterface::appendToTheDefaultPrompt(), aString, GenericGraphicsInterface::getMenuItem(), GenericGraphicsInterface::inputString(), printF(), sPrintF(), sScanF(), GenericGraphicsInterface::stopReadingCommandFile(), and GenericGraphicsInterface::unAppendTheDefaultPrompt().

Referenced by main(), Regrid::update(), and OgmgParameters::update().

Member Data Documentation

real LoadBalancer::averageImbalance =0.

staticprotected

real LoadBalancer::averageNumberOfBlocks =0.

staticprotected

real LoadBalancer::averageNumberOfGrids =0.

staticprotected

real LoadBalancer::averageWorkPerBlock =0.

staticprotected

int LoadBalancer::debug =0

staticprotected

LoadBalancerTypeEnum LoadBalancer::loadBalancer

protected

real LoadBalancer::maximumImbalance =0.

staticprotected

int LoadBalancer::np

protected

int LoadBalancer::numberOfLoadBalances =0

staticprotected

int* LoadBalancer::processorID

protected

real LoadBalancer::targetMaximumLoadImbalance

protected

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

• LoadBalancer.h
• LoadBalancer.C