forked from TrueCloudLab/distribution
69 lines
2.9 KiB
Go
69 lines
2.9 KiB
Go
// Metrics output to StatHat.
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package stathat
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import (
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"github.com/rcrowley/go-metrics"
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"github.com/stathat/go"
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"log"
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"time"
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)
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func Stathat(r metrics.Registry, d time.Duration, userkey string) {
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for {
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if err := sh(r, userkey); nil != err {
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log.Println(err)
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}
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time.Sleep(d)
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}
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}
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func sh(r metrics.Registry, userkey string) error {
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r.Each(func(name string, i interface{}) {
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switch metric := i.(type) {
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case metrics.Counter:
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stathat.PostEZCount(name, userkey, int(metric.Count()))
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case metrics.Gauge:
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stathat.PostEZValue(name, userkey, float64(metric.Value()))
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case metrics.GaugeFloat64:
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stathat.PostEZValue(name, userkey, float64(metric.Value()))
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case metrics.Histogram:
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h := metric.Snapshot()
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ps := h.Percentiles([]float64{0.5, 0.75, 0.95, 0.99, 0.999})
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stathat.PostEZCount(name+".count", userkey, int(h.Count()))
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stathat.PostEZValue(name+".min", userkey, float64(h.Min()))
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stathat.PostEZValue(name+".max", userkey, float64(h.Max()))
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stathat.PostEZValue(name+".mean", userkey, float64(h.Mean()))
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stathat.PostEZValue(name+".std-dev", userkey, float64(h.StdDev()))
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stathat.PostEZValue(name+".50-percentile", userkey, float64(ps[0]))
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stathat.PostEZValue(name+".75-percentile", userkey, float64(ps[1]))
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stathat.PostEZValue(name+".95-percentile", userkey, float64(ps[2]))
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stathat.PostEZValue(name+".99-percentile", userkey, float64(ps[3]))
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stathat.PostEZValue(name+".999-percentile", userkey, float64(ps[4]))
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case metrics.Meter:
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m := metric.Snapshot()
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stathat.PostEZCount(name+".count", userkey, int(m.Count()))
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stathat.PostEZValue(name+".one-minute", userkey, float64(m.Rate1()))
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stathat.PostEZValue(name+".five-minute", userkey, float64(m.Rate5()))
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stathat.PostEZValue(name+".fifteen-minute", userkey, float64(m.Rate15()))
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stathat.PostEZValue(name+".mean", userkey, float64(m.RateMean()))
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case metrics.Timer:
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t := metric.Snapshot()
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ps := t.Percentiles([]float64{0.5, 0.75, 0.95, 0.99, 0.999})
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stathat.PostEZCount(name+".count", userkey, int(t.Count()))
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stathat.PostEZValue(name+".min", userkey, float64(t.Min()))
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stathat.PostEZValue(name+".max", userkey, float64(t.Max()))
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stathat.PostEZValue(name+".mean", userkey, float64(t.Mean()))
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stathat.PostEZValue(name+".std-dev", userkey, float64(t.StdDev()))
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stathat.PostEZValue(name+".50-percentile", userkey, float64(ps[0]))
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stathat.PostEZValue(name+".75-percentile", userkey, float64(ps[1]))
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stathat.PostEZValue(name+".95-percentile", userkey, float64(ps[2]))
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stathat.PostEZValue(name+".99-percentile", userkey, float64(ps[3]))
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stathat.PostEZValue(name+".999-percentile", userkey, float64(ps[4]))
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stathat.PostEZValue(name+".one-minute", userkey, float64(t.Rate1()))
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stathat.PostEZValue(name+".five-minute", userkey, float64(t.Rate5()))
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stathat.PostEZValue(name+".fifteen-minute", userkey, float64(t.Rate15()))
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stathat.PostEZValue(name+".mean-rate", userkey, float64(t.RateMean()))
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}
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})
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return nil
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}
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