func pong(ring *ring.Ring) { count, bytes := 0, 0 begin := time.Now() for { data := ring.NextString() if data == nil { continue } count++ bytes += len(*data) //fmt.Println("Pong", count, bytes, *data) if len(*data) == 0 { break } } t := time.Now().Sub(begin) fmt.Printf("Messages: %d; Bytes: %d; Time: %v\n", count, bytes, t) fmt.Printf("Speed: %.3fm/us\n", float64(count)/(1000000*t.Seconds())) done <- 1 }