diff --git a/cmd/edge-node/main.go b/cmd/edge-node/main.go
index b92dd9e..3bab5b8 100644
--- a/cmd/edge-node/main.go
+++ b/cmd/edge-node/main.go
@@ -95,16 +95,11 @@ func main() {
 		if err != nil {
 			fmt.Println("[ERROR]" + err.Error())
 		} else {
-			instances, ok := reply.Params["result"]
-			if ok {
-				instancesJSON, err := json.MarshalIndent(instances, "", "  ")
-				if err != nil {
-					fmt.Println("[ERROR]" + err.Error())
-				} else {
-					fmt.Println(string(instancesJSON))
-				}
+			instancesJSON, err := json.MarshalIndent(reply.Params, "", "  ")
+			if err != nil {
+				fmt.Println("[ERROR]" + err.Error())
 			} else {
-				fmt.Println("no instances yet.")
+				fmt.Println(string(instancesJSON))
 			}
 		}
 	})
diff --git a/internal/nodes/http_writer_rate.go b/internal/nodes/http_writer_rate.go
index 3479f68..1449dcb 100644
--- a/internal/nodes/http_writer_rate.go
+++ b/internal/nodes/http_writer_rate.go
@@ -88,3 +88,15 @@ func (this *HTTPRateWriter) Hijack() (conn net.Conn, buf *bufio.ReadWriter, err
 	}
 	return
 }
+
+// Flush Flush
+func (this *HTTPRateWriter) Flush() {
+	if this.parentWriter == nil {
+		return
+	}
+	flusher, ok := this.parentWriter.(http.Flusher)
+	if ok {
+		flusher.Flush()
+		return
+	}
+}
diff --git a/internal/nodes/node.go b/internal/nodes/node.go
index de0bff5..bc9a9c2 100644
--- a/internal/nodes/node.go
+++ b/internal/nodes/node.go
@@ -170,8 +170,10 @@ func (this *Node) Start() {
 	})
 
 	// 统计
-	go stats.SharedTrafficStatManager.Start(func() *nodeconfigs.NodeConfig {
-		return sharedNodeConfig
+	goman.New(func() {
+		stats.SharedTrafficStatManager.Start(func() *nodeconfigs.NodeConfig {
+			return sharedNodeConfig
+		})
 	})
 	goman.New(func() {
 		stats.SharedHTTPRequestStatManager.Start()
@@ -618,6 +620,7 @@ func (this *Node) listenSock() error {
 
 				_ = cmd.Reply(&gosock.Command{
 					Params: map[string]interface{}{
+						"total":  runtime.NumGoroutine(),
 						"result": result,
 					},
 				})