diff --git a/server/gameserver/app.cc b/server/gameserver/app.cc
index af250ee..a331e70 100755
--- a/server/gameserver/app.cc
+++ b/server/gameserver/app.cc
@@ -58,7 +58,15 @@ static void SavePerfLog()
                                   App::Instance()->perf.max_run_delay_time,
                                   RoomMgr::Instance()->RoomNum()
                                  });
+    a8::XPrintf("max_mainloop_rundelay:%d max_dispatchmsg_time:%d room_num:%d player_num:%d\n",
+                {
+                 App::Instance()->perf.max_run_delay_time,
+                 App::Instance()->perf.max_dispatchmsg_time,
+                 RoomMgr::Instance()->RoomNum(),
+                 PlayerMgr::Instance()->GetPlayerNum()
+                });
     App::Instance()->perf.max_run_delay_time = 0;
+    App::Instance()->perf.max_dispatchmsg_time = 0;
     App::Instance()->perf.max_timer_idle = 0;
     f8::HttpClientPool::Instance()->max_request_delay = 0;
 }
@@ -291,7 +299,9 @@ bool App::HasTask()
 
 void App::DispatchMsg()
 {
-    long long starttick = a8::XGetTickCount();
+    #ifdef PERFT
+    long long begin_tick = a8::XGetTickCount();
+    #endif
     if (!work_node_ && top_node_) {
         msg_mutex_->lock();
         work_node_ = top_node_;
@@ -324,7 +334,7 @@ void App::DispatchMsg()
         }
         free(pdelnode);
         working_msgnode_size_--;
-        if (a8::XGetTickCount() - starttick > 200) {
+        if (a8::XGetTickCount() - begin_tick > 200) {
             break;
         }
     }//end while
@@ -332,6 +342,12 @@ void App::DispatchMsg()
     if (!work_node_) {
         working_msgnode_size_ = 0;
     }
+    #ifdef PERFT
+    a8::tick_t end_tick = a8::XGetTickCount();
+    if (end_tick - begin_tick > perf.max_dispatchmsg_time) {
+        perf.max_dispatchmsg_time = end_tick - begin_tick;
+    }
+    #endif
 }
 
 void App::ProcessGameGateMsg(f8::MsgHdr& hdr)
diff --git a/server/gameserver/types.h b/server/gameserver/types.h
index 4224fb1..3a5a0b4 100755
--- a/server/gameserver/types.h
+++ b/server/gameserver/types.h
@@ -3,6 +3,7 @@
 struct PerfMonitor
 {
     int max_run_delay_time = 0;
+    int max_dispatchmsg_time = 0;
     int max_timer_idle = 0;
     long long out_data_size = 0;
     long long in_data_size = 0;