zigpc_diagnostics::util Namespace Reference

Functions
static long int	get_pagesize_kb (void)
	Get system page size in KiloBytes. More...
static unsigned long	get_mem_total (void)
	Get system total memory usage in KiloBytes. More...
static unsigned long	get_resident_set_kb (void)
	Get the resident memory pages used by program. This number is in KiloBytes. More...

Variables
static constexpr char	LOG_TAG [] = "zigpc_metric_ram_usage"
static constexpr char	PATH_PROC_MEMINFO [] = "/proc/meminfo"
static constexpr char	PATH_PROC_STATM [] = "/proc/self/statm"

Function Documentation

get_mem_total()

static unsigned long zigpc_diagnostics::util::get_mem_total ( void  )

static

Get system total memory usage in KiloBytes.

Returns

unsigned long System total used memory in KB, 0 otherwise.

get_pagesize_kb()

static long int zigpc_diagnostics::util::get_pagesize_kb ( void  )

static

Get system page size in KiloBytes.

Returns

long int system page size in KB, or -1 on error.

get_resident_set_kb()

static unsigned long zigpc_diagnostics::util::get_resident_set_kb ( void  )

static

Get the resident memory pages used by program. This number is in KiloBytes.

Returns

unsigned long The resulting resident set retrieved, or 0 on error.

Variable Documentation

LOG_TAG

constexpr char zigpc_diagnostics::util::LOG_TAG[] = "zigpc_metric_ram_usage"

staticconstexpr

PATH_PROC_MEMINFO

constexpr char zigpc_diagnostics::util::PATH_PROC_MEMINFO[] = "/proc/meminfo"

staticconstexpr

PATH_PROC_STATM

constexpr char zigpc_diagnostics::util::PATH_PROC_STATM[] = "/proc/self/statm"

staticconstexpr