diff --git a/backend/start.py b/backend/start.py
index 9f5692fd6b67c0f0112c299b17e403464a31ec0e..9951e3e98cc9a058c162d08b2a04c744bf1c3a52 100644
--- a/backend/start.py
+++ b/backend/start.py
@@ -49,13 +49,13 @@ def start():
     print(config['LOGO'])
     print("server running at %s:%d" % (config['HOST'], port))
 
-    if sys.platform == "linux":
-        # 子进程退出后向父进程发送的信号
-        signal.signal(signal.SIGCHLD, terminal_application)
+    # if sys.platform == "linux":
+    #     # 子进程退出后向父进程发送的信号
+    #     signal.signal(signal.SIGCHLD, terminal_application)
  
-    # 主进程退出信号
-    signal.signal(signal.SIGINT, terminal_application)
-    signal.signal(signal.SIGTERM, terminal_application)
+    # # 主进程退出信号
+    # signal.signal(signal.SIGINT, terminal_application)
+    # signal.signal(signal.SIGTERM, terminal_application)
 
     IOLoop.instance().start()