Gather system data to transmit on Signal objects. More...

Collaboration diagram for rose::SystemData:

Public Types
using	TemperatureSignal = std::array< float, 3 >
	The type used for system temperature signal.

using	ProcessSignal = std::array< float, 3 >
	The type used for process usage signal.

using	SystemSignal = std::array< float, 3 >
	The type used for the system usage signal.

Public Attributes
std::shared_ptr< Slot< int > >	rxTrigger
	The slot to receive interval triggers on.

Signal< TemperatureSignal >	txTemperature {}
	The Signal object to transmit temperature.

Signal< ProcessSignal >	txProcess {}
	The Signal object to transmit process usage.

Signal< SystemSignal >	txSystem {}

Protected Member Functions
void	readCPUTemperature ()
	Read the CPU temperature from the system.

void	readProcessUsage ()
	Read processor usage and estimate this process' contribution.

void	cpuCount ()
	Count the number of CPUs in the system.

Protected Attributes
SignalSerialNumber	mSignalSerialNumber {}

bool	mHasTemperatureDevice {true}
	Signal serial number identifying the object. More...

std::array< uint64_t, CpuTimeIndex::ARRAY_SIZE >	mCpuTime {}
	CPU current times.

std::array< uint64_t, CpuTimeIndex::ARRAY_SIZE >	mPastCpuTime {}
	CPU past times.

int	mCpuCount {0}
	The number of CPUs in the system.

float	mCpuTimeUse {}
	The current CPU time use.

float	mCpuTotalTime {}
	The total CPU time available.

int	mProcTimeUse {}
	The current process time use.

int	mProcTimeStart {}
	The process time use at interval start.

float	mUsage {0.f}
	The process usage as percent of a CPU.

float	mTemperature {0.f}
	The cpu temperature.

Static Protected Attributes
static constexpr std::string_view	ProcSelfStat = "/proc/self/stat"
	The process stats path.

static constexpr std::string_view	ProcStat = "/proc/stat"
	The system stats apth.

static constexpr std::string_view	ProcCpuInfo = "/proc/cpuinfo"
	The CPU info path.

Detailed Description

Gather system data to transmit on Signal objects.

Member Data Documentation

bool rose::SystemData::mHasTemperatureDevice {true}

protected

Signal serial number identifying the object.

True if temperature data is found.

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