func Poll() DataPoint {
loadAvg, err := linux.ReadLoadAvg("/proc/loadavg")
if err != nil {
log.Fatal(err)
}
return DataPoint{int(loadAvg.Last1Min * 100), int(loadAvg.Last5Min * 100), int(loadAvg.Last15Min * 100)}
}
func (l *LoadAverage) Usage() float64 {
loadAverage, _ := linuxproc.ReadLoadAvg("/proc/loadavg")
cpuInfo, _ := linuxproc.ReadCPUInfo("/proc/cpuinfo")
l.last1m = loadAverage.Last1Min / float64(cpuInfo.NumCore())
l.last5m = loadAverage.Last5Min / float64(cpuInfo.NumCore())
l.last15m = loadAverage.Last15Min / float64(cpuInfo.NumCore())
return l.last1m
}
func (p *ProcLoadAvg) Run() error {
loadavg, err := linuxproc.ReadLoadAvg("/proc/loadavg")
if err != nil {
return err
}
p.Data["last1min"] = loadavg.Last1Min
p.Data["last5min"] = loadavg.Last5Min
p.Data["last15min"] = loadavg.Last15Min
return nil
}
//Initalisiert Dynamischen Pc
func (y *PCDynamic) PCInitDynamic(s *SSH) error {
/*
Id int `id`
MemFree string `memfree`
MemAvailable string `memavail`
MemUsed uint64 `memused`
MemUsedProzent float64 `memusedprozent`
LoadAvg float64 `loadavg`
NumProcess uint64 `numprocess`
*/
loadavg := &linuxproc.LoadAvg{}
meminfo := &linuxproc.MemInfo{}
err := errors.New("")
if s.Client == nil {
err := errors.New("Could not find a ssh Client ")
revel.ERROR.Print(err)
return err
} else {
s.Download("/proc/loadavg", tempDir+"/loadavg"+strconv.Itoa(y.Id))
loadavg, err = linuxproc.ReadLoadAvg("/proc/loadavg")
if err != nil {
revel.ERROR.Print(err)
return err
}
y.LoadAvg = loadavg.Last1Min
y.NumProcess = loadavg.ProcessRunning
s.Download("/proc/meminfo", tempDir+"/meminfo"+strconv.Itoa(y.Id))
meminfo, err = linuxproc.ReadMemInfo("/home/pr0gramming/Dokumente/meminfo" + strconv.Itoa(y.Id))
if err != nil {
revel.ERROR.Print(err)
return err
}
}
y.MemUsed = bytefmt.ByteSize((meminfo.MemTotal - meminfo.MemFree) * 1024)
y.MemFree = bytefmt.ByteSize(meminfo.MemFree * 1024)
y.MemAvailable = bytefmt.ByteSize(meminfo.MemAvailable * 1024)
a := float64(meminfo.MemTotal)
b := float64(meminfo.MemFree)
y.MemUsedProzent = strconv.FormatFloat(float64(((a-b)/a)*100), 'f', -1, 64)
//println("test: " + (y.MemUsedProzent))
return nil
}
func main() {
uaid := os.Getenv("UAID")
if uaid == "" {
panic("UAID environment required. Example: UAID=UA-XXXXXX-Y ./server-analytics")
}
client, err := ga.NewClient(uaid)
if err != nil {
panic(err)
}
ticker := time.NewTicker(15 * time.Second)
quit := make(chan struct{})
stop := false
for !stop {
select {
case <-ticker.C:
diskInfo, err := linuxproc.ReadDisk("/")
_ = err
client.Send(ga.NewEvent("Disk", "All").Label("Total Disk Space").Value(int64(diskInfo.All)))
client.Send(ga.NewEvent("Disk", "Used").Label("Used Disk Space").Value(int64(diskInfo.Used)))
client.Send(ga.NewEvent("Disk", "Free").Label("Free Disk Space").Value(int64(diskInfo.Free)))
loadAvg, err := linuxproc.ReadLoadAvg("/proc/loadavg")
_ = err
client.Send(ga.NewEvent("Load Average", "1m").Label("1m").Value(int64(loadAvg.Last1Min)))
client.Send(ga.NewEvent("Load Average", "5m").Label("5m").Value(int64(loadAvg.Last5Min)))
client.Send(ga.NewEvent("Load Average", "15m").Label("15m").Value(int64(loadAvg.Last15Min)))
client.Send(ga.NewEvent("Load Average", "Running").Label("Process Running").Value(int64(loadAvg.ProcessRunning)))
client.Send(ga.NewEvent("Load Average", "Total").Label("Process Total").Value(int64(loadAvg.ProcessTotal)))
meminfo, err := linuxproc.ReadMemInfo("/proc/meminfo")
_ = err
client.Send(ga.NewEvent("Memory", "Total").Label("Memory Total").Value(int64(meminfo.MemTotal)))
client.Send(ga.NewEvent("Memory", "Free").Label("Memory Free").Value(int64(meminfo.MemFree)))
case <-quit:
ticker.Stop()
return
}
}
}
func ProducerRunFuction(producer *producers.GenericProducer) events.Event {
uptime, err := linuxproc.ReadUptime("/proc/uptime")
if err != nil {
log.Fatal("Failed while getting uptime")
}
load, err := linuxproc.ReadLoadAvg("/proc/loadavg")
if err != nil {
log.Fatal("Failed while getting uptime")
}
uptimeStr := fmt.Sprintf("Up:%v ", time.Duration(time.Duration(int64(uptime.Total))*time.Second).String())
loadStr := fmt.Sprintf("Load:%v %v %v", load.Last1Min, load.Last5Min, load.Last15Min)
return events.Event{uptimeStr + loadStr, producer.Name, time.Now(), events.PRIORITY_LOW}
}
func (lac loadAverageChecker) doCheck() (string, error) {
l, err := linuxproc.ReadLoadAvg(*hostPath + "/proc/loadavg")
if err != nil {
return "", fmt.Errorf("Couldn't read loadavg data")
}
cpuInfo, err := linuxproc.ReadCPUInfo(*hostPath + "/proc/cpuinfo")
if err != nil {
return "", fmt.Errorf("Couldn't read cpuinfo data")
}
fiveMinLimit := (1.5 * float64(cpuInfo.NumCPU()))
fifteenMinLimit := (0.9 * float64(cpuInfo.NumCPU()))
if l.Last5Min > fiveMinLimit || l.Last15Min > fifteenMinLimit {
return fmt.Sprintf("Last5Min: %2.2f, Last15Min: %2.2f", l.Last5Min, l.Last15Min), fmt.Errorf("Load avg is above the recommended threshold: Last5Min: %2.2f, Last15Min: %2.2f", l.Last5Min, l.Last15Min)
}
return fmt.Sprintf("Last5Min: %2.2f, Last15Min: %2.2f", l.Last5Min, l.Last15Min), nil
}