DUNE::System::Resources Class Reference

Public Member Functions
	Resources (void)
int	getProcessorUsage (void)

Static Public Member Functions
static void	lockMemory (void)
static void	unlockMemory (void)
static void	lockMemory (void *addr, size_t length)
static void	unlockMemory (const void *addr, size_t length)

Constructor & Destructor Documentation

DUNE::System::Resources::Resources

(

void

)

Initialize resource monitor.

References getProcessorUsage().

Member Function Documentation

int DUNE::System::Resources::getProcessorUsage

(

void

)

Retrieve the percentage of CPU time used by the calling process since the last call to this function or object creation.

On multi CPU systems the CPU time is an average.

Returns

percentage of the CPU time used or -1 if not implemented in the current platform.

Referenced by Resources(), and DUNE::Daemon::writeParamsXML().

void DUNE::System::Resources::lockMemory ( void  )

static

Make all memory pages mapped by the address space of the current process to be memory-resident until unlocked or until the process exits.

void DUNE::System::Resources::lockMemory ( void *  addr, size_t  length  )

static

Make those whole pages containing any part of the address space of the process starting at address 'addr' and continuing for 'length' bytes to be memory-resident until unlocked or until the process exits or execs another process image.

Parameters

[in]	addr	starting memory address.
[in]	length	length of memory.

void DUNE::System::Resources::unlockMemory ( void  )

static

Unlock memory pages.

void DUNE::System::Resources::unlockMemory ( const void *  addr, size_t  length  )

static

Unlock memory pages.

Parameters

[in]	addr	starting memory address.
[in]	length	length of memory.

Collaboration diagram for DUNE::System::Resources: