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63 lines
1.4 KiB
Go
63 lines
1.4 KiB
Go
// +build linux
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package gopsutil
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import (
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"strconv"
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"strings"
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)
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func Cpu_times() ([]CPU_TimesStat, error) {
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ret := make([]CPU_TimesStat, 0)
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filename := "/proc/stat"
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lines, _ := ReadLines(filename)
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for _, line := range lines {
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fields := strings.Fields(line)
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if strings.HasPrefix(fields[0], "cpu") == false {
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continue
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}
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cpu := fields[0]
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if cpu == "cpu" {
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cpu = "cpu-total"
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}
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user, _ := strconv.ParseUint(fields[1], 10, 64)
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nice, _ := strconv.ParseUint(fields[2], 10, 64)
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system, _ := strconv.ParseUint(fields[3], 10, 64)
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idle, _ := strconv.ParseUint(fields[4], 10, 64)
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iowait, _ := strconv.ParseUint(fields[5], 10, 64)
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irq, _ := strconv.ParseUint(fields[6], 10, 64)
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softirq, _ := strconv.ParseUint(fields[7], 10, 64)
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stolen, _ := strconv.ParseUint(fields[8], 10, 64)
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ct := CPU_TimesStat{
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Cpu: cpu,
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User: user,
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Nice: nice,
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System: system,
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Idle: idle,
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Iowait: iowait,
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Irq: irq,
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Softirq: softirq,
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Stolen: stolen,
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}
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if len(fields) > 9 { // Linux >= 2.6.11
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steal, _ := strconv.ParseUint(fields[9], 10, 64)
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ct.Steal = steal
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}
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if len(fields) > 10 { // Linux >= 2.6.24
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guest, _ := strconv.ParseUint(fields[10], 10, 64)
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ct.Guest = guest
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}
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if len(fields) > 11 { // Linux >= 3.2.0
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guest_nice, _ := strconv.ParseUint(fields[11], 10, 64)
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ct.Guest_nice = guest_nice
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}
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ret = append(ret, ct)
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}
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return ret, nil
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}
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