什么在ASP.NET应用程序中消耗超过65％的时间？

I have an .Net Framework 4.0, ASP.NET, ASP.NET MVC 3 web application hosted on a Windows 7 / IIS 7.5. IIS logging is enabled on this machine and set to log in W3C mode.I have an .Net Framework 4.0, ASP.NET, ASP.NET