рабочий вариант, но скороть 10 МБит

agents/rap-node-agent/internal/mesh/production_transport.go

@@ -280,6 +280,9 @@ func (t *QUICProductionForwardTransport) sendProductionOnSession(ctx context.Con
 				return fabricproto.Frame{}, 0, ErrForwardPeerUnavailable
 			}
 			if err != nil {
+				if frame, ok := drainProductionResponseFrame(session, sequence); ok {
+					return frame, time.Since(started).Milliseconds(), nil
+				}
 				return fabricproto.Frame{}, 0, err
 			}
 		case frame, ok := <-session.Frames():
@@ -294,6 +297,25 @@ func (t *QUICProductionForwardTransport) sendProductionOnSession(ctx context.Con
 	}
 }
 
+func drainProductionResponseFrame(session FabricTransportSession, sequence uint64) (fabricproto.Frame, bool) {
+	if session == nil {
+		return fabricproto.Frame{}, false
+	}
+	for {
+		select {
+		case frame, ok := <-session.Frames():
+			if !ok {
+				return fabricproto.Frame{}, false
+			}
+			if frame.Type == fabricproto.FrameData && frame.StreamID == ProductionForwardQUICStreamID && frame.Sequence == sequence {
+				return frame, true
+			}
+		default:
+			return fabricproto.Frame{}, false
+		}
+	}
+}
+
 func decodeQUICProductionForwardResponse(payload []byte) (ProductionForwardResult, error) {
 	var response quicProductionForwardResponse
 	if err := json.Unmarshal(payload, &response); err != nil {