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capture runtime memory metrics in StatsD

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This commit is contained in:
Michael Baird 2017-06-01 15:50:30 -05:00
parent 8cd8661241
commit 47e83c31c6
1 changed files with 9 additions and 0 deletions
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9
server.go
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@ -460,6 +460,7 @@ func (s *Server) monitorRuntime() {
return
}
var m runtime.MemStats
ticker := time.NewTicker(s.MetricInterval)
defer ticker.Stop()
@ -481,6 +482,14 @@ func (s *Server) monitorRuntime() {
// Record the number of go routines
s.Holder.Stats.Gauge("goroutines", float64(runtime.NumGoroutine()), 1.0)
// Runtime memory metrics
runtime.ReadMemStats(&m)
s.Holder.Stats.Gauge("HeapAlloc", float64(m.HeapAlloc), 1.0)
s.Holder.Stats.Gauge("HeapInuse", float64(m.HeapInuse), 1.0)
s.Holder.Stats.Gauge("StackInuse", float64(m.StackInuse), 1.0)
s.Holder.Stats.Gauge("Mallocs", float64(m.Mallocs), 1.0)
s.Holder.Stats.Gauge("Frees", float64(m.Frees), 1.0)
}
}