AlpsParams Class Reference

#include <AlpsParams.h>

Inheritance diagram for AlpsParams:

[legend]Collaboration diagram for AlpsParams:


Public Types
	checkMemory
	Check memory.
	deleteDeadNode
	Remove dead nodes or not.
	interClusterBalance
	Master balances the workload of hubs: centralized.
	intraClusterBalance
	Hub balances the workload of workers: receiver initialized.
	printSolution
	Print solution to screen and log if have a solution and msgLevel and logFileLevel permits.
	endOfBoolParams
	bufSpare
	The size of extra memory allocated to a message buffer.
	clockType
	Type of clock when timing rampup, rampdown, etc.
	eliteSize
	Number of the "elite" nodes that are used in determining workload.
	hubInitNodeNum
	The number of nodes initially generated by each hub.
	hubMsgLevel
	Message level of the hub specific messages.
	hubNum
	The number of hubs.
	largeSize
	The size of memory allocated for large size message.
	logFileLevel
	The level of log file.
	masterInitNodeNum
	The number of nodes initially generated by the master.
	masterReportInterval
	The interval between master report system status.
	hubWorkClusterSizeLimit
	If the number of processes in a cluster is less than it, the hub also work as a worker.
	mediumSize
	The size of memory allocated for medium size message.
	msgLevel
	The level of printing messages on screen.
	nodeLimit
	The max number of nodes can be processed.
	nodeLogInterval
	Node log interval.
	processNum
	The total number of processes that are launched for parallel code.
	staticBalanceScheme
	Static load balancing scheme -- root initialization (0) -- spiral (1).
	searchStrategy
	Search strategy -- best-first (0) -- best-first-estimate (1) -- breadth-first (2) -- depth-first (3) -- hybrid (4) Default: hybrid.
	searchStrategyRampUp
	smallSize
	The size of memory allocated for small size message.
	solLimit
	The max num of solution can be stored in a solution pool.
	unitWorkNodes
	The size/number of nodes of a unit work.
	workerMsgLevel
	Message level of the worker specific messages.
	endOfIntParams
	changeWorkThreshold
	The threshold of workload below which a worker will change the subtree that is working on.
	donorThreshold
	It is between 1.0 - infty.
	hubReportPeriod
	The time period (sec) for hubs to process messages.
	masterBalancePeriod
	The time period for master to do loading balance/termination check.
	needWorkThreshold
	The threshold of workload below which a process will ask for workload Default: 2.
	receiverThreshold
	It is between 0.0 - 1.0.
	timeLimit
	The time limit (in seconds) of search.
	tolerance
	The numeric tolerance.
	unitWorkTime
	The time length of a unit work.
	zeroLoad
	If less than this number, it is considered zero workload.
	endOfDblParams
	instance
	The instance to be solved.
	logFile
	The name of log file.
	endOfStrParams
	strArrayDummy
	endOfStrArrayParams
enum	boolParams { checkMemory, deleteDeadNode, interClusterBalance, intraClusterBalance, printSolution, endOfBoolParams }
	Character parameters. More...
enum	intParams { bufSpare, clockType, eliteSize, hubInitNodeNum, hubMsgLevel, hubNum, largeSize, logFileLevel, masterInitNodeNum, masterReportInterval, hubWorkClusterSizeLimit, mediumSize, msgLevel, nodeLimit, nodeLogInterval, processNum, staticBalanceScheme, searchStrategy, searchStrategyRampUp, smallSize, solLimit, unitWorkNodes, workerMsgLevel, endOfIntParams }
	Integer paramters. More...
enum	dblParams { changeWorkThreshold, donorThreshold, hubReportPeriod, masterBalancePeriod, needWorkThreshold, receiverThreshold, timeLimit, tolerance, unitWorkTime, zeroLoad, endOfDblParams }
	Double parameters. More...
enum	strParams { instance, logFile, endOfStrParams }
	String parameters. More...
enum	strArrayParams { strArrayDummy, endOfStrArrayParams }
	There are no string array parameters. More...
Public Member Functions
virtual	~AlpsParams ()
AlpsParams &	operator= (const AlpsParams &x)
virtual void	createKeywordList ()
	Method for creating the list of keyword looked for in the parameter file.
virtual void	setDefaultEntries ()
	Method for setting the default values for the parameters.
void	setEntry (const boolParams key, const char *val)
	char* is true(1) or false(0), not used
void	setEntry (const boolParams key, const char val)
	char is true(1) or false(0), not used
void	setEntry (const boolParams key, const bool val)
	This method is the one that ever been used.
void	setEntry (const intParams key, const char *val)
void	setEntry (const intParams key, const int val)
void	setEntry (const dblParams key, const char *val)
void	setEntry (const dblParams key, const double val)
void	setEntry (const strParams key, const char *val)
void	setEntry (const strArrayParams key, const char *val)
Constructors.
	AlpsParams ()
	The default constructor creates a parameter set with from the template argument structure.
Query methods
The members of the parameter set can be queried for using the overloaded entry() method. Using the example in the class documentation the user can get a parameter with the "<code>param.entry(USER_par::parameter_name)</code>" expression.
bool	entry (const boolParams key) const
int	entry (const intParams key) const
double	entry (const dblParams key) const
const std::string &	entry (const strParams key) const
const std::vector< std::string > &	entry (const strArrayParams key) const
Packing/unpacking methods
void	pack (AlpsEncoded &buf)
	Pack the parameter set into buf.
void	unpack (AlpsEncoded &buf)
	Unpack the parameter set from buf.

Detailed Description

Definition at line 36 of file AlpsParams.h.

Member Enumeration Documentation

enum AlpsParams::boolParams

Character parameters.

All of these variable are used as booleans (ture = 1, false = 0).

Enumerator:

checkMemory	Check memory. Default: false
deleteDeadNode	Remove dead nodes or not. Default: true.
interClusterBalance	Master balances the workload of hubs: centralized. Default: true.
intraClusterBalance	Hub balances the workload of workers: receiver initialized. Default: true
printSolution	Print solution to screen and log if have a solution and msgLevel and logFileLevel permits. Default: false.
endOfBoolParams

Definition at line 40 of file AlpsParams.h.

enum AlpsParams::intParams

Integer paramters.

Enumerator:

bufSpare	The size of extra memory allocated to a message buffer. Default: 256 byte
clockType	Type of clock when timing rampup, rampdown, etc. CPU or Wallclock. default: wallclock
eliteSize	Number of the "elite" nodes that are used in determining workload. Default: 1
hubInitNodeNum	The number of nodes initially generated by each hub. Default: 2
hubMsgLevel	Message level of the hub specific messages. (0: no print to screen; 1: summary; 2: moderate; 3: verbose) Default: 0
hubNum	The number of hubs. Default: 1
largeSize	The size of memory allocated for large size message. Default: 10485760
logFileLevel	The level of log file. (0: no log file; 1: summary; 2: moderate; 3: verbose) Default: 0
masterInitNodeNum	The number of nodes initially generated by the master. Default: 2
masterReportInterval	The interval between master report system status. Default: 10
hubWorkClusterSizeLimit	If the number of processes in a cluster is less than it, the hub also work as a worker. Default: 0 (Hub does NOT work)
mediumSize	The size of memory allocated for medium size message. Default: 4096
msgLevel	The level of printing messages on screen. Used to control master and general messages. (0: no print to screen; 1: summary; 2: moderate; 3: verbose) Default: 2
nodeLimit	The max number of nodes can be processed. Default: ALPS_INT_MAX
nodeLogInterval	Node log interval. Default: 100
processNum	The total number of processes that are launched for parallel code. Default: 2 Not used since can get actual number of processes from MPI.
staticBalanceScheme	Static load balancing scheme -- root initialization (0) -- spiral (1).
searchStrategy	Search strategy -- best-first (0) -- best-first-estimate (1) -- breadth-first (2) -- depth-first (3) -- hybrid (4) Default: hybrid.
searchStrategyRampUp
smallSize	The size of memory allocated for small size message. Default: 1024
solLimit	The max num of solution can be stored in a solution pool. Default: ALPS_INT_MAX
unitWorkNodes	The size/number of nodes of a unit work. Default: 50
workerMsgLevel	Message level of the worker specific messages. (0: no print to screen; 1: summary; 2: moderate; 3: verbose) Default: 0
endOfIntParams

Definition at line 63 of file AlpsParams.h.

enum AlpsParams::dblParams

Double parameters.

Enumerator:

changeWorkThreshold	The threshold of workload below which a worker will change the subtree that is working on. Default: 0.05
donorThreshold	It is between 1.0 - infty. When the workload in process is more than the average workload timing donorThreshold, it is a donor in load balancing. Defaut: 0.1
hubReportPeriod	The time period (sec) for hubs to process messages. Default: 0.1
masterBalancePeriod	The time period for master to do loading balance/termination check. Default: 0.05
needWorkThreshold	The threshold of workload below which a process will ask for workload Default: 2.
receiverThreshold	It is between 0.0 - 1.0. When the workload in process is less than the average workload timing receiverThreshold, it is a receiver. Default: 0.1
timeLimit	The time limit (in seconds) of search. Default: ALPS_DBL_MAX
tolerance	The numeric tolerance. Default: 1e-6
unitWorkTime	The time length of a unit work. Default: 0.5
zeroLoad	If less than this number, it is considered zero workload. Default: 1e-6
endOfDblParams