diff --git a/server/wsproxy/target_conn.cc b/server/wsproxy/target_conn.cc
index b910379..2c73435 100644
--- a/server/wsproxy/target_conn.cc
+++ b/server/wsproxy/target_conn.cc
@@ -144,7 +144,7 @@ void TargetConn::ForwardClientMsgEx(f8::MsgHdr* hdr)
 
 void TargetConn::on_error(a8::TcpClient* sender, int errorId)
 {
-    a8::UdpLog::Instance()->Error("TargetConn errorid=%d remote_ip:%s remote_port:%d",
+    a8::UdpLog::Instance()->Error("target server errorid=%d remote_ip:%s remote_port:%d",
                                   {
                                    errorId,
                                    sender->remote_address,
@@ -155,7 +155,11 @@ void TargetConn::on_error(a8::TcpClient* sender, int errorId)
 void TargetConn::on_connect(a8::TcpClient* sender)
 {
     recv_bufflen_ = 0;
-    a8::UdpLog::Instance()->Info("target server connected", {});
+    a8::UdpLog::Instance()->Info("target server connected remote_ip:%s remote_port:%d",
+                                 {
+                                   sender->remote_address,
+                                   sender->remote_port
+                                 });
     App::Instance()->AddIMMsg(IM_TargetConnConnect,
                               a8::XParams()
                               .SetSender(instance_id)
@@ -165,7 +169,13 @@ void TargetConn::on_connect(a8::TcpClient* sender)
 void TargetConn::on_disconnect(a8::TcpClient* sender)
 {
     recv_bufflen_ = 0;
-    a8::UdpLog::Instance()->Info("target server %d disconnected after 10s later reconnect", {instance_id});
+    a8::UdpLog::Instance()->Info("target server %d disconnected after 10s later reconnect "
+                                 "remote_ip:%s remote_port:%d",
+                                 {
+                                  instance_id,
+                                  sender->remote_address,
+                                  sender->remote_port
+                                 });
     App::Instance()->AddIMMsg(IM_TargetConnDisconnect,
                               a8::XParams()
                               .SetSender(instance_id)