51 lines
970 B
Go
51 lines
970 B
Go
// +build freebsd
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package gopsutil
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import (
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"strconv"
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)
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// sys/resource.h
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const (
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CP_USER = 0
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CP_NICE = 1
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CP_SYS = 2
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CP_INTR = 3
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CP_IDLE = 4
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CPUSTATES = 5
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)
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// time.h
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const (
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CLOCKS_PER_SEC = 128
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)
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// TODO: get per cpus
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func Cpu_times() ([]CPU_TimesStat, error) {
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ret := make([]CPU_TimesStat, 0)
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cpu_time, err := do_sysctrl("kern.cp_time")
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if err != nil {
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return ret, err
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}
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user, _ := strconv.ParseFloat(cpu_time[CP_USER], 32)
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nice, _ := strconv.ParseFloat(cpu_time[CP_NICE], 32)
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sys, _ := strconv.ParseFloat(cpu_time[CP_SYS], 32)
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idle, _ := strconv.ParseFloat(cpu_time[CP_IDLE], 32)
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intr, _ := strconv.ParseFloat(cpu_time[CP_INTR], 32)
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c := CPU_TimesStat{
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User: float32(user / CLOCKS_PER_SEC),
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Nice: float32(nice / CLOCKS_PER_SEC),
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System: float32(sys / CLOCKS_PER_SEC),
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Idle: float32(idle / CLOCKS_PER_SEC),
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Irq: float32(intr / CLOCKS_PER_SEC), // FIXME: correct?
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}
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ret = append(ret, c)
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return ret, nil
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}
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