func asyncTest(client c.Client, total int) { resChan := make(chan *cheshire.Response, 20) errorChan := make(chan error, 200) start := time.Now().Unix() sent := total go func() { for i := 0; i < total; i++ { if i%1000 == 0 { log.Printf("Sending %d", i) } err := client.ApiCall(cheshire.NewRequest("/ping", "GET"), resChan, errorChan) if err != nil { log.Printf("apicall error %s", err) sent-- } // if i % 2 == 0 { // time.Sleep(1 * time.Millisecond) // } } }() count := 0 log.Println("Starting select!") for { select { case res := <-resChan: count++ if count%1000 == 0 { log.Printf("Recieved 1000 more, total %d, total time: %d", count, (time.Now().Unix() - start)) log.Printf("RESULT %s", res) } case err := <-errorChan: count++ log.Printf("ERROR FROM CHAN %s", err) } if count == sent { log.Println("FINISHED!") break } } log.Printf("Pinged %d in %d", total, (time.Now().Unix() - start)) }