better logs

discarded-host.go

@@ -29,6 +29,10 @@ func (d *DiscardedHostHandler) run() {
 			if host.Tries >= 0 || host.Tries < 5 {
 				go d.testConnection(host)
 				lst = append(lst, host)
+			} else {
+				if host.Tries > 0 {
+					log.Printf("Host %s discarded after %d tries", host.Host, host.Tries)
+				}
 			}
 		}
 		d.mu.RUnlock()
@@ -71,7 +75,7 @@ func (d *DiscardedHostHandler) SetReconnectHandler(fn func(string)) {
 func (d *DiscardedHostHandler) AppendHost(host string) {
 	d.mu.Lock()
 	defer d.mu.Unlock()
-	log.Printf("Retrying host %s", host)
+	log.Printf("Adding host %s to retry list", host)
 	d.hosts = append(d.hosts, &DiscardedHost{
 		Host:  host,
 		Tries: 0,