diff --git a/check.py b/check.py
index a22e6e7..64cdd26 100644
--- a/check.py
+++ b/check.py
@@ -449,12 +449,13 @@ def realtime(args):
             continue
         data_list.append(dict())
         data_list[-1]['server_data'] = server_data
-        thread = threading.Thread(target=keep_check_one, args=(server_data, data_list, idx, args.n))
+        thread = threading.Thread(target=keep_check_one, args=(server_data, data_list, idx, args.n * 0.95))
         idx += 1
         thread.daemon = True
         thread.start()
 
     # 绘制
+    first_time = True
     while True:
         with data_list_lock:
             if args.table:
@@ -478,7 +479,11 @@ def realtime(args):
                         # print(info_list)
                     else:
                         print('出错')
-        time.sleep(args.n)
+        if first_time:
+            first_time = False
+            time.sleep(1)
+        else:
+            time.sleep(args.n)
 
     run_realtime = False