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put average cpu usage with some containers #61

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put average cpu usage with some containers #61

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19 changes: 15 additions & 4 deletions esp.go
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Original file line number Diff line number Diff line change
Expand Up @@ -33,6 +33,9 @@ func main() {
log.Fatal("error retrieving container name from environment variable")
}

var totalCPUUsage float64
var containerCount int

for _, container := range taskMetadata.Containers {
if container.Name == containerName {
s := containersMetadata[container.DockerID]
Expand All @@ -41,10 +44,8 @@ func main() {
(float64(s.CPUStats.SystemCPUUsage) - float64(s.PreCPUStats.SystemCPUUsage))) *
float64(s.CPUStats.OnlineCPUs) * 100

_, err = cloudwatch.PutMetricData(cpuUsage)
if err != nil {
log.Printf("Error putting metric data: %s", err)
}
totalCPUUsage += cpuUsage
containerCount++

log.SetFormatter(&log.JSONFormatter{})
log.WithFields(log.Fields{
Expand All @@ -60,6 +61,16 @@ func main() {
}).Info("ESP Stats")
}
}

if containerCount > 0 {
averageCPUUsage := totalCPUUsage / float64(containerCount)

_, err = cloudwatch.PutMetricData(averageCPUUsage)
if err != nil {
log.Printf("Error putting metric data: %s", err)
}
}

time.Sleep(time.Second * 1)
}
}
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