Send a ping message via MPI to all available nodes. More...

#include <MpiPing.h>

Inheritance diagram for MpiPing:

Public Member Functions
	MpiPing (int argc, char **argv)
	Constructor.

virtual	~MpiPing ()
	Destructor.

virtual Result	initialize ()
	Initialize the application.

virtual Result	exec ()
	Execute the application.

Public Member Functions inherited from POSIXApplication
	POSIXApplication (int argc, char **argv)
	Class constructor.

virtual	~POSIXApplication ()
	Class destructor.

Public Member Functions inherited from Application
	Application (int argc, char **argv)
	Class constructor.

virtual	~Application ()
	Class destructor.

virtual int	run ()
	Run the application.

Private Member Functions
Result	sendNumber (const Size coreId, const int number) const
	Send a message containing a number.

Result	receiveNumber (const Size coreId, const int expectedNumber) const
	Receive a message containing a number.

Private Attributes
int	m_mpiInitResult
	Result of MPI initialization.

int	m_id
	MPI core identifier (rank) of the current process.

Static Private Attributes
static const int	PingMagicNumber = 0xaabbccdd
	Magic number to send as ping message.

static const int	PongMagicNumber = 0x12345678
	Magic number send for the pong message.

Additional Inherited Members
Public Types inherited from Application
enum	Result { Success , NotFound , IOError , InvalidArgument , ShowUsage , TimedOut , OutOfMemory }
	Result codes. More...

Protected Member Functions inherited from POSIXApplication
virtual Result	output (const char *string) const
	Print text to output.

int	runProgram (const char path, const char *argv)
	Runs an external program.

Protected Member Functions inherited from Application
virtual Result	output (String &string) const
	Print string to output.

ArgumentParser &	parser ()
	Get program arguments parser.

const ArgumentParser &	parser () const
	Get constant program arguments parser.

const ArgumentContainer &	arguments () const
	Get program arguments.

void	setVersion (const String &version)
	Set program version.

Protected Attributes inherited from Application
int	m_argc
	Input argument count.

char **	m_argv
	Input argument values.

Detailed Description

Send a ping message via MPI to all available nodes.

Definition at line 31 of file MpiPing.h.

Constructor & Destructor Documentation

◆ MpiPing()

MpiPing::MpiPing	(	int	argc,
		char **	argv
	)

Constructor.

Parameters

argc	Argument count
argv	Argument values

Definition at line 22 of file MpiPing.cpp.

References Application::parser(), and ArgumentParser::setDescription().

◆ ~MpiPing()

MpiPing::~MpiPing ( )

virtual

Destructor.

Definition at line 30 of file MpiPing.cpp.

References DEBUG.

Member Function Documentation

◆ exec()

MpiPing::Result MpiPing::exec ( )

virtual

Execute the application.

Returns: Result code

Implements Application.

Definition at line 53 of file MpiPing.cpp.

References ERROR, Application::IOError, m_id, MPI_Comm_size(), MPI_COMM_WORLD, MPI_Finalize(), MPI_SUCCESS, NOTICE, PingMagicNumber, PongMagicNumber, receiveNumber(), sendNumber(), and Application::Success.

◆ initialize()

MpiPing::Result MpiPing::initialize ( )

virtual

Initialize the application.

Returns: Result code

Reimplemented from Application.

Definition at line 35 of file MpiPing.cpp.

References ERROR, Application::IOError, m_id, m_mpiInitResult, MPI_Comm_rank(), MPI_COMM_WORLD, MPI_SUCCESS, and Application::Success.

◆ receiveNumber()

MpiPing::Result MpiPing::receiveNumber	(	const Size	coreId,
		const int	expectedNumber
	)		const

private

Receive a message containing a number.

Parameters

coreId	Core identifier to receive the message from
expectedNumber	The expected number value to receive

Returns: Result code

Definition at line 132 of file MpiPing.cpp.

References coreId, DEBUG, ERROR, Number::Hex, Application::IOError, MPI_COMM_WORLD, MPI_INT, MPI_Recv(), MPI_SUCCESS, and Application::Success.

Referenced by exec().

◆ sendNumber()

MpiPing::Result MpiPing::sendNumber	(	const Size	coreId,
		const int	number
	)		const

private

Send a message containing a number.

Parameters

coreId	Core identifier to send the message to
number	Number value to send

Returns: Result code

Definition at line 115 of file MpiPing.cpp.

References coreId, DEBUG, ERROR, Number::Hex, Application::IOError, MPI_COMM_WORLD, MPI_INT, MPI_Send(), MPI_SUCCESS, and Application::Success.

Referenced by exec().

Field Documentation

◆ m_id

int MpiPing::m_id

private

MPI core identifier (rank) of the current process.

Definition at line 100 of file MpiPing.h.

Referenced by exec(), and initialize().

◆ m_mpiInitResult

int MpiPing::m_mpiInitResult

private

Result of MPI initialization.

Definition at line 97 of file MpiPing.h.

Referenced by initialize().

◆ PingMagicNumber

const int MpiPing::PingMagicNumber = 0xaabbccdd

staticprivate

Magic number to send as ping message.

Definition at line 36 of file MpiPing.h.

Referenced by exec().

◆ PongMagicNumber

const int MpiPing::PongMagicNumber = 0x12345678

staticprivate

Magic number send for the pong message.

Definition at line 39 of file MpiPing.h.

Referenced by exec().

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

bin/mpiping/MpiPing.h
bin/mpiping/MpiPing.cpp

Public Member Functions

Private Member Functions

Private Attributes

Static Private Attributes

Additional Inherited Members

Detailed Description

Constructor & Destructor Documentation

◆ MpiPing()

◆ ~MpiPing()

Member Function Documentation

◆ exec()

◆ initialize()

◆ receiveNumber()

◆ sendNumber()

Field Documentation

◆ m_id

◆ m_mpiInitResult

◆ PingMagicNumber

◆ PongMagicNumber