Processor, memory and I/O statistics for the machine and for individual processes. More...

#include <cx/cx.h>
#include <cx/sys/process.h>

Data Structures
struct	SysMemInfo
	How much memory the machine has and how much of it is spoken for. More...

struct	SysCPUTimes

struct	SysUptime
	How long the machine has been running. More...

struct	SysLoadAvg

struct	ProcMemInfo
	How much memory one process is using. More...

struct	ProcCPUTimes
	Processor time one process has used since it started. More...

struct	ProcIOInfo

struct	SysCPUSampler
	Remembers the previous reading so repeated polling needs only one call each time. More...

struct	ProcCPUSampler

Macros
#define	sysCPUSamplerInit(s) memset((s), 0, sizeof(SysCPUSampler))

#define	procCPUSamplerInit(s) memset((s), 0, sizeof(ProcCPUSampler))

Typedefs
typedef struct SysMemInfo	SysMemInfo
	How much memory the machine has and how much of it is spoken for.

typedef struct SysCPUTimes	SysCPUTimes

typedef struct SysUptime	SysUptime
	How long the machine has been running.

typedef struct SysLoadAvg	SysLoadAvg

typedef struct ProcMemInfo	ProcMemInfo
	How much memory one process is using.

typedef struct ProcCPUTimes	ProcCPUTimes
	Processor time one process has used since it started.

typedef struct ProcIOInfo	ProcIOInfo

typedef struct SysCPUSampler	SysCPUSampler
	Remembers the previous reading so repeated polling needs only one call each time.

typedef struct ProcCPUSampler	ProcCPUSampler

Enumerations
enum	SysMemInfoValid { SYSMEM_Phys = 0x0001 , SYSMEM_Commit = 0x0002 , SYSMEM_Swap = 0x0004 , SYSMEM_PageSize = 0x0008 }
	Which fields of a SysMemInfo the operating system reported. More...

enum	SysCPUTimesValid { SYSCPU_User = 0x0001 , SYSCPU_System = 0x0002 , SYSCPU_Idle = 0x0004 , SYSCPU_IOWait = 0x0008 , SYSCPU_IRQ = 0x0010 , SYSCPU_Steal = 0x0020 }
	Which breakdown fields of a SysCPUTimes the operating system reported. More...

enum	SysUptimeValid { SYSUP_Uptime = 0x0001 , SYSUP_BootTime = 0x0002 }
	Which fields of a SysUptime the operating system reported. More...

enum	SysLoadAvgValid { SYSLOAD_Load1 = 0x0001 , SYSLOAD_Load5 = 0x0002 , SYSLOAD_Load15 = 0x0004 }
	Which fields of a SysLoadAvg the operating system reported. More...

enum	ProcMemInfoValid { PROCMEM_Resident = 0x0001 , PROCMEM_PeakResident = 0x0002 , PROCMEM_Virtual = 0x0004 , PROCMEM_PeakVirtual = 0x0008 , PROCMEM_Private = 0x0010 , PROCMEM_Swapped = 0x0020 }
	Which fields of a ProcMemInfo the operating system reported. More...

enum	ProcCPUTimesValid { PROCCPU_User = 0x0001 , PROCCPU_System = 0x0002 , PROCCPU_Started = 0x0004 }
	Which fields of a ProcCPUTimes the operating system reported. More...

enum	ProcIOInfoValid { PROCIO_Bytes = 0x0001 , PROCIO_Ops = 0x0002 , PROCIO_Other = 0x0004 }
	Which fields of a ProcIOInfo the operating system reported. More...

Functions
bool	sysMemInfo (SysMemInfo *out)

bool	sysCPUTimes (SysCPUTimes *out)

bool	sysUptime (SysUptime *out)

bool	sysLoadAvg (SysLoadAvg *out)

float64	sysCPUUsage (const SysCPUTimes first, const SysCPUTimes second)

bool	sysCPUSample (SysCPUSampler s, float64 pct)

bool	procMemInfo (ProcMemInfo out, Process proc)

bool	procMemInfoByID (ProcMemInfo *out, ProcessID pid)

bool	procCPUTimes (ProcCPUTimes out, Process proc)

bool	procCPUTimesByID (ProcCPUTimes *out, ProcessID pid)

bool	procIOInfo (ProcIOInfo out, Process proc)

bool	procIOInfoByID (ProcIOInfo *out, ProcessID pid)

float64	procCPUUsage (const ProcCPUTimes first, const ProcCPUTimes second)

bool	procCPUSample (ProcCPUSampler s, Process proc, float64 *pct)

Detailed Description

Processor, memory and I/O statistics for the machine and for individual processes.

Definition in file sysinfo.h.

Data Structures