func initCPUInfo(monitorData *monitoringData) error {
info, err := cpu.CPUInfo()
if info != nil {
monitorData.CPUInfo = info
monitorData.CPUModelName = monitorData.CPUInfo[0].ModelName
t, err := cpu.CPUTimes(true)
if t != nil {
monitorData.CPUTime = t
globalTime, err := cpu.CPUTimes(false)
if globalTime != nil {
monitorData.GlobalCPUTime = globalTime
var percentWaitGroup sync.WaitGroup
percentWaitGroup.Add(2)
go func(monitorData *monitoringData, wg *sync.WaitGroup) {
defer wg.Done()
cpuPercent, _ := cpu.CPUPercent(monitorData.UpdatePeriod, true)
monitorData.CPUPercent = cpuPercent
}(monitorData, &percentWaitGroup)
go func(monitorData *monitoringData, wg *sync.WaitGroup) {
defer wg.Done()
globalCpuPercent, _ := cpu.CPUPercent(monitorData.UpdatePeriod, false)
monitorData.GlobalCPUPercent = globalCpuPercent[0]
}(monitorData, &percentWaitGroup)
percentWaitGroup.Wait()
cpuCounts, err := cpu.CPUCounts(false)
monitorData.CPUCounts = cpuCounts
logicalCpuCounts, err := cpu.CPUCounts(false)
monitorData.LogicalCPUCounts = logicalCpuCounts
return err
}
return err
}
return err
}
return err
}
func updateCPUTimes() {
ct, err = cpu.CPUTimes(false)
log.Printf("updateCPUTimes(): %v", spew.Sdump(ct))
if err != nil {
log.Fatal(err)
}
}
func jsonCPUInfo() []byte {
type CpuInfo struct {
Info []cpu.CPUInfoStat
Times []cpu.CPUTimesStat
Time []cpu.CPUTimesStat
}
c := &CpuInfo{}
CPUTime, _ := cpu.CPUTimes(false)
CPUTimes, _ := cpu.CPUTimes(true)
CPUInfo, _ := cpu.CPUInfo()
c.Info = CPUInfo
c.Time = CPUTime
c.Times = CPUTimes
jsonPartitions, _ := json.Marshal(c)
return jsonPartitions
}
func CPUTimeStat_f() ([]CPUTimeStat_j, error) {
cpu, _ := cpu.CPUTimes(true)
timestamp := time.Now().Unix()
var ret []CPUTimeStat_j
var info CPUTimeStat_j
for _, v := range cpu {
var total float64 = v.User + v.System + v.Idle + v.Nice + v.Iowait + v.Irq + v.Softirq
info = CPUTimeStat_j{
CPU: v.CPU,
User: v.User / total * 100,
System: v.System / total * 100,
Idle: v.Idle / total * 100,
Nice: v.Nice / total * 100,
Iowait: v.Iowait / total * 100,
Irq: v.Irq / total * 100,
Softirq: v.Softirq / total * 100,
Steal: v.Steal,
Guest: v.Guest,
GuestNice: v.GuestNice,
Stolen: v.Stolen,
Timestamp: timestamp,
}
ret = append(ret, info)
}
return ret, nil
}
func (s *systemPS) CPUTimes(perCPU, totalCPU bool) ([]cpu.CPUTimesStat, error) {
var cpuTimes []cpu.CPUTimesStat
if perCPU {
if perCPUTimes, err := cpu.CPUTimes(true); err == nil {
cpuTimes = append(cpuTimes, perCPUTimes...)
} else {
return nil, err
}
}
if totalCPU {
if totalCPUTimes, err := cpu.CPUTimes(false); err == nil {
cpuTimes = append(cpuTimes, totalCPUTimes...)
} else {
return nil, err
}
}
return cpuTimes, nil
}
// Run gathers gopsutil_cpu.CPUTimes data.
func (c *CpuStat) Run() error {
data, err := gopsutil_cpu.CPUTimes(true)
if err != nil {
return err
}
c.Data["CpuStat"] = data
return nil
}
// Get returns CPU status by Message.
// Note: currently, only one CPU status is retrieved.
func (c CPUStatus) Get() []message.Message {
ret := []message.Message{}
cpuTimes, err := cpu.CPUTimes(false)
if err == nil {
for _, t := range c.CpuTimes {
msg := message.Message{
Sender: "status",
Type: "status",
BrokerName: c.BrokerName,
}
var body string
switch t {
case "user":
body = strconv.Itoa(int(cpuTimes[0].User))
case "system":
body = strconv.Itoa(int(cpuTimes[0].System))
case "idle":
body = strconv.Itoa(int(cpuTimes[0].Idle))
case "nice":
body = strconv.Itoa(int(cpuTimes[0].Nice))
case "iowait":
body = strconv.Itoa(int(cpuTimes[0].Iowait))
case "irq":
body = strconv.Itoa(int(cpuTimes[0].Irq))
case "softirq":
body = strconv.Itoa(int(cpuTimes[0].Softirq))
case "guest":
body = strconv.Itoa(int(cpuTimes[0].Guest))
}
msg.Body = []byte(body)
topic, err := genTopic(c.GatewayName, "cpu", "cpu_times", t)
if err != nil {
log.Errorf("invalid topic, %s/%s/%s/%s", c.GatewayName, "cpu", "cpu_times", t)
continue
}
msg.Topic = topic
ret = append(ret, msg)
}
} else {
log.Warnf("cpu get err, %v", err)
}
return ret
}
func getCPUTimesMetricTypes() ([]plugin.PluginMetricType, error) {
//passing true to CPUTimes indicates per CPU
//CPUTimes does not currently work on OSX https://github.com/shirou/gopsutil/issues/31
mts := make([]plugin.PluginMetricType, 0)
if runtime.GOOS != "darwin" {
c, err := cpu.CPUTimes(true)
if err != nil {
return nil, err
}
for _, i := range c {
for _, label := range cpuLabels {
mts = append(mts, plugin.PluginMetricType{Namespace_: []string{"intel", "psutil", i.CPU, label}})
}
}
}
return mts, nil
}
func cpuTimes(ns []string) (*plugin.PluginMetricType, error) {
cpus, err := cpu.CPUTimes(true)
if err != nil {
return nil, err
}
for _, cpu := range cpus {
switch {
case regexp.MustCompile(`^/intel/psutil/cpu.*/user`).MatchString(joinNamespace(ns)):
return &plugin.PluginMetricType{
Namespace_: ns,
Data_: cpu.User,
}, nil
case regexp.MustCompile(`^/intel/psutil/cpu.*/system`).MatchString(joinNamespace(ns)):
return &plugin.PluginMetricType{
Namespace_: ns,
Data_: cpu.System,
}, nil
case regexp.MustCompile(`^/intel/psutil/cpu.*/idle`).MatchString(joinNamespace(ns)):
return &plugin.PluginMetricType{
Namespace_: ns,
Data_: cpu.Idle,
}, nil
case regexp.MustCompile(`^/intel/psutil/cpu.*/nice`).MatchString(joinNamespace(ns)):
return &plugin.PluginMetricType{
Namespace_: ns,
Data_: cpu.Nice,
}, nil
case regexp.MustCompile(`^/intel/psutil/cpu.*/iowait`).MatchString(joinNamespace(ns)):
return &plugin.PluginMetricType{
Namespace_: ns,
Data_: cpu.Iowait,
}, nil
case regexp.MustCompile(`^/intel/psutil/cpu.*/irq`).MatchString(joinNamespace(ns)):
return &plugin.PluginMetricType{
Namespace_: ns,
Data_: cpu.Irq,
}, nil
case regexp.MustCompile(`^/intel/psutil/cpu.*/softirq`).MatchString(joinNamespace(ns)):
return &plugin.PluginMetricType{
Namespace_: ns,
Data_: cpu.Softirq,
}, nil
case regexp.MustCompile(`^/intel/psutil/cpu.*/steal`).MatchString(joinNamespace(ns)):
return &plugin.PluginMetricType{
Namespace_: ns,
Data_: cpu.Steal,
}, nil
case regexp.MustCompile(`^/intel/psutil/cpu.*/guest`).MatchString(joinNamespace(ns)):
return &plugin.PluginMetricType{
Namespace_: ns,
Data_: cpu.Guest,
}, nil
case regexp.MustCompile(`^/intel/psutil/cpu.*/guest_nice`).MatchString(joinNamespace(ns)):
return &plugin.PluginMetricType{
Namespace_: ns,
Data_: cpu.GuestNice,
}, nil
case regexp.MustCompile(`^/intel/psutil/cpu.*/stolen`).MatchString(joinNamespace(ns)):
return &plugin.PluginMetricType{
Namespace_: ns,
Data_: cpu.Stolen,
}, nil
}
}
return nil, fmt.Errorf("Unknown error processing %v", ns)
}
