Fix mean calculation

This commit is contained in:
Tony Fouchard 2017-11-21 11:33:59 +01:00
parent 91ad2ff620
commit e7d7ce9818
1 changed files with 3 additions and 1 deletions

View File

@ -259,6 +259,7 @@ func CollectFromReader(file io.Reader, ch chan<- prometheus.Metric) error {
for _, metric := range unboundMetrics {
if matches := metric.pattern.FindStringSubmatch(fields[0]); matches != nil {
value, err := strconv.ParseFloat(fields[1], 64)
if err != nil {
return err
}
@ -276,6 +277,7 @@ func CollectFromReader(file io.Reader, ch chan<- prometheus.Metric) error {
begin, _ := strconv.ParseFloat(matches[1], 64)
end, _ := strconv.ParseFloat(matches[2], 64)
value, err := strconv.ParseUint(fields[1], 10, 64)
if err != nil {
return err
}
@ -283,7 +285,7 @@ func CollectFromReader(file io.Reader, ch chan<- prometheus.Metric) error {
histogramCount += value
// There are no real data points to calculate the sum in the unbound stats
// Therefore the mean latency times the amount of samples is calculated and summed
histogramSum += (end - begin) * float64(value)
histogramSum += (end + begin) / 2 * float64(value)
}
}