func registerGCStats(r metrics.Registry) { g := metrics.NewGauge() r.Register("local.GCStats.LastGCDuration", g) }
func registerRusageStats(r metrics.Registry) { for _, metric := range []string{"UserTime", "SystemTime", "MaxRss", "InBlock", "OuBlock"} { g := metrics.NewGauge() r.Register("rusage."+metric, g) } }