Document up an example of how to wire up a statsd connection.
John Barton (joho)
8 years ago
| 51 | 51 | // handle request |
| 52 | 52 | } |
| 53 | 53 | ``` |
| 54 | ||
| 55 | A gauge for the number of goroutines currently running, exported via statsd. | |
| 56 | ```go | |
| 57 | import ( | |
| 58 | "net" | |
| 59 | "os" | |
| 60 | "runtime" | |
| 61 | "time" | |
| 62 | ||
| 63 | "github.com/go-kit/kit/metrics/statsd" | |
| 64 | ) | |
| 65 | ||
| 66 | func main() { | |
| 67 | statsdWriter, err := net.Dial("udp", "127.0.0.1:8126") | |
| 68 | if err != nil { | |
| 69 | os.Exit(1) | |
| 70 | } | |
| 71 | ||
| 72 | reportingDuration := 5 * time.Second | |
| 73 | goroutines := statsd.NewGauge(statsdWriter, "total_goroutines", reportingDuration) | |
| 74 | for range time.Tick(reportingDuration) { | |
| 75 | goroutines.Set(float64(runtime.NumGoroutine())) | |
| 76 | } | |
| 77 | } | |
| 78 | ||
| 79 | ``` |