diff --git a/Learun.Framework.Ultimate V7/VisitService/Service1.cs b/Learun.Framework.Ultimate V7/VisitService/Service1.cs
index 57d59a2d3..3998ec890 100644
--- a/Learun.Framework.Ultimate V7/VisitService/Service1.cs	
+++ b/Learun.Framework.Ultimate V7/VisitService/Service1.cs	
@@ -53,7 +53,6 @@ namespace VisitService
                     fs.Close();
                 }
 
-                System.GC.Collect();
                 var url = System.Configuration.ConfigurationManager.AppSettings["cyapi"].ToString();
                 var arr = url.Split(';');
                 foreach (var item in arr)
@@ -62,16 +61,17 @@ namespace VisitService
                     {
                         System.IO.File.AppendAllText(logPath_timer,
                             "\r\n" + DateTime.Now + "\r\n开始访问：" + item);
+                        
                         HttpWebRequest myRequest = (HttpWebRequest)WebRequest.Create(url);
                         myRequest.KeepAlive = false;
                         myRequest.Method = "HEAD"; //设置提交方式可以为＂ｇｅｔ＂，＂ｈｅａｄ＂等
-                        myRequest.Timeout = 30000; //设置网页响应时间长度
+                        //myRequest.Timeout = 60000; //设置网页响应时间长度
                         myRequest.AllowAutoRedirect = false; //是否允许自动重定向
                         HttpWebResponse myResponse = (HttpWebResponse)myRequest.GetResponse();
                         // return (myResponse.StatusCode == HttpStatusCode.OK);//返回响应的状态
-
                         System.IO.File.AppendAllText(logPath_timer,
                             "\r\n" + DateTime.Now + "\r\n访问结果：" + myResponse.StatusCode);
+                        myResponse.Dispose();
                     }
                     catch (Exception ex)
                     {