process

package
v0.0.0-...-3618a77 Latest Latest
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This package is not in the latest version of its module.

 Go to latest Published: Feb 26, 2016 License: BSD-3-Clause Imports: 18 Imported by: 0

Documentation

Index

Constants

View Source 
const (
	ClockTicks = 100  // C.sysconf(C._SC_CLK_TCK)
	PageSize   = 4096 // C.sysconf(C._SC_PAGE_SIZE)
)
View Source 
const (
	PrioProcess = 0 // linux/resource.h
)

Variables

View Source 
var ErrorNoChildren = errors.New("process does not have children")

Functions

func PidExists 

func PidExists(pid int32) (bool, error)

func Pids 

func Pids() ([]int32, error)

Types

type IOCountersStat 

type IOCountersStat struct {
	ReadCount  uint64 `json:"read_count"`
	WriteCount uint64 `json:"write_count"`
	ReadBytes  uint64 `json:"read_bytes"`
	WriteBytes uint64 `json:"write_bytes"`
}

func (IOCountersStat) String 

func (i IOCountersStat) String() string

type MemoryInfoExStat 

type MemoryInfoExStat struct {
	RSS    uint64 `json:"rss"`    // bytes
	VMS    uint64 `json:"vms"`    // bytes
	Shared uint64 `json:"shared"` // bytes
	Text   uint64 `json:"text"`   // bytes
	Lib    uint64 `json:"lib"`    // bytes
	Data   uint64 `json:"data"`   // bytes
	Dirty  uint64 `json:"dirty"`  // bytes
}

MemoryInfoExStat is different between OSes

func (MemoryInfoExStat) String 

func (m MemoryInfoExStat) String() string

type MemoryInfoStat 

type MemoryInfoStat struct {
	RSS  uint64 `json:"rss"`  // bytes
	VMS  uint64 `json:"vms"`  // bytes
	Swap uint64 `json:"swap"` // bytes
}

func (MemoryInfoStat) String 

func (m MemoryInfoStat) String() string

type MemoryMapsStat 

type MemoryMapsStat struct {
	Path         string `json:"path"`
	Rss          uint64 `json:"rss"`
	Size         uint64 `json:"size"`
	Pss          uint64 `json:"pss"`
	SharedClean  uint64 `json:"shared_clean"`
	SharedDirty  uint64 `json:"shared_dirty"`
	PrivateClean uint64 `json:"private_clean"`
	PrivateDirty uint64 `json:"private_dirty"`
	Referenced   uint64 `json:"referenced"`
	Anonymous    uint64 `json:"anonymous"`
	Swap         uint64 `json:"swap"`
}

func (MemoryMapsStat) String 

func (m MemoryMapsStat) String() string

type NumCtxSwitchesStat 

type NumCtxSwitchesStat struct {
	Voluntary   int64 `json:"voluntary"`
	Involuntary int64 `json:"involuntary"`
}

func (NumCtxSwitchesStat) String 

func (p NumCtxSwitchesStat) String() string

type OpenFilesStat 

type OpenFilesStat struct {
	Path string `json:"path"`
	Fd   uint64 `json:"fd"`
}

func (OpenFilesStat) String 

func (o OpenFilesStat) String() string

type Process 

type Process struct {
	Pid int32 `json:"pid"`
	// contains filtered or unexported fields
}

func NewProcess 

func NewProcess(pid int32) (*Process, error)

Create new Process instance This only stores Pid

func (*Process) CPUAffinity 

func (p *Process) CPUAffinity() ([]int32, error)

func (*Process) CPUPercent 

func (p *Process) CPUPercent(interval time.Duration) (float64, error)

If interval is 0, return difference from last call(non-blocking). If interval > 0, wait interval sec and return diffrence between start and end.

func (*Process) CPUTimes 

func (p *Process) CPUTimes() (*cpu.CPUTimesStat, error)

func (*Process) Children 

func (p *Process) Children() ([]*Process, error)

func (*Process) Cmdline 

func (p *Process) Cmdline() (string, error)

func (*Process) Connections 

func (p *Process) Connections() ([]net.NetConnectionStat, error)

func (*Process) CreateTime 

func (p *Process) CreateTime() (int64, error)

func (*Process) Cwd 

func (p *Process) Cwd() (string, error)

func (*Process) Exe 

func (p *Process) Exe() (string, error)

func (*Process) Gids 

func (p *Process) Gids() ([]int32, error)

func (*Process) IOCounters 

func (p *Process) IOCounters() (*IOCountersStat, error)

func (*Process) IOnice 

func (p *Process) IOnice() (int32, error)

func (*Process) IsRunning 

func (p *Process) IsRunning() (bool, error)

func (*Process) Kill 

func (p *Process) Kill() error

func (*Process) MemoryInfo 

func (p *Process) MemoryInfo() (*MemoryInfoStat, error)

func (*Process) MemoryInfoEx 

func (p *Process) MemoryInfoEx() (*MemoryInfoExStat, error)

func (*Process) MemoryMaps 

func (p *Process) MemoryMaps(grouped bool) (*[]MemoryMapsStat, error)

MemoryMaps get memory maps from /proc/(pid)/smaps

func (*Process) MemoryPercent 

func (p *Process) MemoryPercent() (float32, error)

MemoryPercent returns how many percent of the total RAM this process uses

func (*Process) Name 

func (p *Process) Name() (string, error)

func (*Process) NetIOCounters 

func (p *Process) NetIOCounters(pernic bool) ([]net.NetIOCountersStat, error)

func (*Process) Nice 

func (p *Process) Nice() (int32, error)

func (*Process) NumCtxSwitches 

func (p *Process) NumCtxSwitches() (*NumCtxSwitchesStat, error)

func (*Process) NumFDs 

func (p *Process) NumFDs() (int32, error)

func (*Process) NumThreads 

func (p *Process) NumThreads() (int32, error)

func (*Process) OpenFiles 

func (p *Process) OpenFiles() ([]OpenFilesStat, error)

func (*Process) Parent 

func (p *Process) Parent() (*Process, error)

func (*Process) Ppid 

func (p *Process) Ppid() (int32, error)

func (*Process) Resume 

func (p *Process) Resume() error

func (*Process) Rlimit 

func (p *Process) Rlimit() ([]RlimitStat, error)

func (*Process) SendSignal 

func (p *Process) SendSignal(sig syscall.Signal) error

func (*Process) Status 

func (p *Process) Status() (string, error)

func (Process) String 

func (p Process) String() string

func (*Process) Suspend 

func (p *Process) Suspend() error

func (*Process) Terminal 

func (p *Process) Terminal() (string, error)

func (*Process) Terminate 

func (p *Process) Terminate() error

func (*Process) Threads 

func (p *Process) Threads() (map[string]string, error)

func (*Process) Uids 

func (p *Process) Uids() ([]int32, error)

func (*Process) Username 

func (p *Process) Username() (string, error)

type RlimitStat 

type RlimitStat struct {
	Resource int32 `json:"resource"`
	Soft     int32 `json:"soft"`
	Hard     int32 `json:"hard"`
}

func (RlimitStat) String 

func (r RlimitStat) String() string

Source Files

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