|
|
|
@ -23,45 +23,62 @@ const (
|
|
|
|
|
ClocksPerSec = 128
|
|
|
|
|
)
|
|
|
|
|
|
|
|
|
|
// TODO: get per cpus
|
|
|
|
|
func CPUTimes(percpu bool) ([]CPUTimesStat, error) {
|
|
|
|
|
var ret []CPUTimesStat
|
|
|
|
|
|
|
|
|
|
cpuTime, err := doSysctrl("kern.cp_time")
|
|
|
|
|
if err != nil {
|
|
|
|
|
return ret, err
|
|
|
|
|
var sysctlCall string
|
|
|
|
|
var ncpu int
|
|
|
|
|
if percpu {
|
|
|
|
|
sysctlCall = "kern.cp_times"
|
|
|
|
|
ncpu, _ = CPUCounts(true)
|
|
|
|
|
} else {
|
|
|
|
|
sysctlCall = "kern.cp_time"
|
|
|
|
|
ncpu = 1
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
user, err := strconv.ParseFloat(cpuTime[CPUser], 32)
|
|
|
|
|
if err != nil {
|
|
|
|
|
return ret, err
|
|
|
|
|
}
|
|
|
|
|
nice, err := strconv.ParseFloat(cpuTime[CPNice], 32)
|
|
|
|
|
if err != nil {
|
|
|
|
|
return ret, err
|
|
|
|
|
}
|
|
|
|
|
sys, err := strconv.ParseFloat(cpuTime[CPSys], 32)
|
|
|
|
|
if err != nil {
|
|
|
|
|
return ret, err
|
|
|
|
|
}
|
|
|
|
|
idle, err := strconv.ParseFloat(cpuTime[CPIdle], 32)
|
|
|
|
|
if err != nil {
|
|
|
|
|
return ret, err
|
|
|
|
|
}
|
|
|
|
|
intr, err := strconv.ParseFloat(cpuTime[CPIntr], 32)
|
|
|
|
|
cpuTimes, err := doSysctrl(sysctlCall)
|
|
|
|
|
if err != nil {
|
|
|
|
|
return ret, err
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
c := CPUTimesStat{
|
|
|
|
|
User: float32(user / ClocksPerSec),
|
|
|
|
|
Nice: float32(nice / ClocksPerSec),
|
|
|
|
|
System: float32(sys / ClocksPerSec),
|
|
|
|
|
Idle: float32(idle / ClocksPerSec),
|
|
|
|
|
Irq: float32(intr / ClocksPerSec),
|
|
|
|
|
}
|
|
|
|
|
for i := 0; i < ncpu; i++ {
|
|
|
|
|
offset := CPUStates * i
|
|
|
|
|
user, err := strconv.ParseFloat(cpuTimes[CPUser+offset], 32)
|
|
|
|
|
if err != nil {
|
|
|
|
|
return ret, err
|
|
|
|
|
}
|
|
|
|
|
nice, err := strconv.ParseFloat(cpuTimes[CPNice+offset], 32)
|
|
|
|
|
if err != nil {
|
|
|
|
|
return ret, err
|
|
|
|
|
}
|
|
|
|
|
sys, err := strconv.ParseFloat(cpuTimes[CPSys+offset], 32)
|
|
|
|
|
if err != nil {
|
|
|
|
|
return ret, err
|
|
|
|
|
}
|
|
|
|
|
idle, err := strconv.ParseFloat(cpuTimes[CPIdle+offset], 32)
|
|
|
|
|
if err != nil {
|
|
|
|
|
return ret, err
|
|
|
|
|
}
|
|
|
|
|
intr, err := strconv.ParseFloat(cpuTimes[CPIntr+offset], 32)
|
|
|
|
|
if err != nil {
|
|
|
|
|
return ret, err
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
c := CPUTimesStat{
|
|
|
|
|
User: float32(user / ClocksPerSec),
|
|
|
|
|
Nice: float32(nice / ClocksPerSec),
|
|
|
|
|
System: float32(sys / ClocksPerSec),
|
|
|
|
|
Idle: float32(idle / ClocksPerSec),
|
|
|
|
|
Irq: float32(intr / ClocksPerSec),
|
|
|
|
|
}
|
|
|
|
|
if !percpu {
|
|
|
|
|
c.CPU = "cpu-total"
|
|
|
|
|
} else {
|
|
|
|
|
c.CPU = fmt.Sprintf("cpu%d", i)
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
ret = append(ret, c)
|
|
|
|
|
ret = append(ret, c)
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
return ret, nil
|
|
|
|
|
}
|
|
|
|
|