diff --git a/server/websocket/internal/logic/datatransferlogic.go b/server/websocket/internal/logic/datatransferlogic.go
index c4961ac0..5bb6710b 100644
--- a/server/websocket/internal/logic/datatransferlogic.go
+++ b/server/websocket/internal/logic/datatransferlogic.go
@@ -284,7 +284,9 @@ func (w *wsConnectItem) sendToOutChan(data []byte) {
 	case <-w.closeChan:
 		return
 	case w.outChan <- data:
-		logx.Info("notify send render result to out chan")
+		return
+	case <-time.After(time.Second * 3): //阻塞超过3秒丢弃
+		return
 	}
 }