diff --git a/server/rwc/websocket/fasthttp/servlet_handlers.go b/server/rwc/websocket/fasthttp/servlet_handlers.go
index dc64a8b..c02417d 100644
--- a/server/rwc/websocket/fasthttp/servlet_handlers.go
+++ b/server/rwc/websocket/fasthttp/servlet_handlers.go
@@ -1,6 +1,9 @@
 package fasthttp
 
 import (
+	"fmt"
+
+	"git.loafle.net/commons_go/logging"
 	"git.loafle.net/commons_go/rpc"
 	"git.loafle.net/commons_go/rpc/protocol"
 	cwf "git.loafle.net/commons_go/websocket_fasthttp"
@@ -16,6 +19,7 @@ type ServletReadWriteCloseHandlers struct {
 }
 
 func (srwch *ServletReadWriteCloseHandlers) ReadRequest(servletCTX rpc.ServletContext, codec protocol.ServerCodec, conn interface{}) (protocol.ServerRequestCodec, error) {
+	logging.Logger().Debug(fmt.Sprintf("ReadRequest: conn %v", conn))
 	soc := conn.(cwf.Socket)
 	_, r, err := soc.NextReader()
 
@@ -25,6 +29,7 @@ func (srwch *ServletReadWriteCloseHandlers) ReadRequest(servletCTX rpc.ServletCo
 }
 
 func (srwch *ServletReadWriteCloseHandlers) WriteResponse(servletCTX rpc.ServletContext, conn interface{}, requestCodec protocol.ServerRequestCodec, result interface{}, err error) error {
+	logging.Logger().Debug(fmt.Sprintf("WriteResponse: conn %v", conn))
 	soc := conn.(cwf.Socket)
 
 	wc, wErr := soc.NextWriter(websocket.TextMessage)
@@ -46,6 +51,7 @@ func (srwch *ServletReadWriteCloseHandlers) WriteResponse(servletCTX rpc.Servlet
 }
 
 func (srwch *ServletReadWriteCloseHandlers) WriteNotification(servletCTX rpc.ServletContext, conn interface{}, codec protocol.ServerCodec, method string, params interface{}) error {
+	logging.Logger().Debug(fmt.Sprintf("WriteNotification: conn %v", conn))
 	soc := conn.(cwf.Socket)
 
 	wc, wErr := soc.NextWriter(websocket.TextMessage)