diff --git a/ad_interface_tornado.py b/ad_interface_tornado.py
index 5c088c6..c8f99ad 100644
--- a/ad_interface_tornado.py
+++ b/ad_interface_tornado.py
@@ -68,7 +68,8 @@ def send_cache_data():
 				if line['ad_num'] > num:
 					my_redis.sadd(key, line['id'])
 					my_redis.expire(key, 120)
-					log.info(f"add {line['id']} to {key} ,num was {line['ad_num']}!")
+					n = int(line['ad_num'] - num)
+					log.info(f"add {line['id']} to {key} ,num was {line['ad_num']},limit was {n}!")
 				else:
 					my_redis.srem(key, line['id'])
 					log.info(f"remove {line['id']} from {key}!")
@@ -153,9 +154,9 @@ class DispatchHandler(tornado.web.RequestHandler):
 					# 如果取得的记录条数大于预设，扔掉多余的记录,当前采用的是随机选择，以后可能需要添加加权选择
 					id_list = []
 					if limit < len(ids):
-						nums=limit
+						nums = limit
 					else:
-						nums=len(ids)
+						nums = len(ids)
 
 					for i in range(nums):
 						while 1: