diff --git a/internal/tcp_conn/tcp_server.go b/internal/tcp_conn/tcp_server.go
index 3eeb7516..4ae7f4f4 100644
--- a/internal/tcp_conn/tcp_server.go
+++ b/internal/tcp_conn/tcp_server.go
@@ -14,7 +14,11 @@ var server *gn.Server
 
 func StartTCPServer() {
 	var err error
-	server, err = gn.NewServer(config.TCPConn.TCPListenAddr, &handler{}, gn.NewHeaderLenDecoder(2, 254), gn.WithTimeout(5*time.Minute, 11*time.Minute))
+	server, err = gn.NewServer(config.TCPConn.TCPListenAddr, &handler{},
+		gn.NewHeaderLenDecoder(2, 254),
+		gn.WithTimeout(5*time.Minute, 11*time.Minute),
+		gn.WithAcceptGNum(10),
+		gn.WithIOGNum(100))
 	if err != nil {
 		logger.Sugar.Error(err)
 		panic(err)