diff --git a/server/stat/src/app/user_app.rs b/server/stat/src/app/user_app.rs
index 7b32594..dca529f 100644
--- a/server/stat/src/app/user_app.rs
+++ b/server/stat/src/app/user_app.rs
@@ -5,12 +5,11 @@ use r9_macro_derive::SharedFromSelf;
 use r9_macro_derive::Singleton;
 use r9::Queue;
 use f9::app::App;
-use f9::app::HttpContext;
 use crate::listener::WsListener;
 use crate::upstream::UpStreamMgr;
 use bytes::BytesMut;
 use r9::xtimer::TimerList;
-//use crate::ss;
+use std::sync::OnceLock;
 
 pub struct DownStreamPack {
     pub holder: Option<Rc::<RefCell::<DownStreamPack>>>,
@@ -22,12 +21,11 @@ pub struct DownStreamPack {
 unsafe impl Send for DownStreamPack {}
 unsafe impl Sync for DownStreamPack {}
 
-#[derive(SharedFromSelf)]
-#[derive(Singleton)]
 pub struct UserApp {
-    _self_wp: Weak::<RefCell::<Self>>,
     net_msg_queue: Rc::<RefCell::<r9::Queue<DownStreamPack>>>,
 }
+unsafe impl Send for UserApp {}
+unsafe impl Sync for UserApp {}
 
 impl f9::app::UserApp for UserApp {
 
@@ -35,29 +33,12 @@ impl f9::app::UserApp for UserApp {
         return "statserver".to_string();
     }
 
-    fn init(&mut self) {
-        App::instance().borrow_mut().add_http_handler(
-            "Ops$selfChecking".to_string(),
-            Rc::new(RefCell::new(
-                    move |ctx: &mut HttpContext| {
-                        ctx.rsp = "Ops$selfChecking".to_string();
-                        App::instance().borrow_mut().add_http_handler(
-                            "Ops$selfChecking3".to_string(),
-                            Rc::new(RefCell::new(
-                                move |ctx: &mut HttpContext| {
-                                    ctx.rsp = "Ops$selfChecking3".to_string();
-                                }
-                            )),
-                        );
-                    }
-                )
-            ),
-        );
+    fn init(&self) {
         WsListener::instance().borrow_mut().init();
         UpStreamMgr::instance().borrow_mut().init();
     }
 
-    fn update(&mut self) {
+    fn update(&self) {
         self.net_msg_queue.borrow_mut().fetch();
         let work_list = self.net_msg_queue.borrow().work_list.lock().unwrap().clone();
         while !work_list.borrow().empty() {
@@ -68,7 +49,7 @@ impl f9::app::UserApp for UserApp {
         WsListener::instance().borrow().update();
     }
 
-    fn uninit(&mut self) {
+    fn uninit(&self) {
         WsListener::instance().borrow_mut().uninit();
     }
 
@@ -78,8 +59,14 @@ impl f9::app::UserApp for UserApp {
 
 }
 
+static UserAppInstance: OnceLock<UserApp> = OnceLock::new();
+
 impl UserApp {
 
+    pub fn instance() -> &'static UserApp {
+        return UserAppInstance.get_or_init(|| UserApp::new());
+    }
+
     pub fn add_down_stream_pack(&self, socket_handle: u16, data: bytes::BytesMut) {
         println!("add_down_stream_pack1 len:{0}", data.len());
         let node = Rc::new(RefCell::new(DownStreamPack{
@@ -95,7 +82,6 @@ impl UserApp {
 
     pub fn new() -> Self {
         let p = UserApp{
-            _self_wp: Default::default(),
             net_msg_queue: r9::Queue::<DownStreamPack>::new(),
         };
         return p;
diff --git a/server/stat/src/listener/wslistener.rs b/server/stat/src/listener/wslistener.rs
index a5bc5d2..e6cfd87 100644
--- a/server/stat/src/listener/wslistener.rs
+++ b/server/stat/src/listener/wslistener.rs
@@ -114,7 +114,7 @@ impl WsConn {
                             println!("recv buf_len:{0}", tmp_bytes.len());
                         }
                         {
-                            UserApp::instance().borrow().add_down_stream_pack(self.socket_handle, tmp_bytes);
+                            UserApp::instance().add_down_stream_pack(self.socket_handle, tmp_bytes);
                         }
                         offset += (pack_len  as usize) + 12;
                     }
diff --git a/third_party/librust b/third_party/librust
index 902db5e..1e0615b 160000
--- a/third_party/librust
+++ b/third_party/librust
@@ -1 +1 @@
-Subproject commit 902db5e1bf1789c5055b0e9015f513a409cac4c6
+Subproject commit 1e0615b6e7a0b7321a58f508ae745c9fdf3987b1