About Application Pool
http://blogs.iis.net/chrisad/archive/2006/07/14/1342059.aspx
1.w3wp.exe,应用程序,应用程序池之间的关系
一个应用程序池可以包含多个应用程序,一个应用程序池创建一个w3wp.exe进程.那么我们就不能简单的说一个应用程序对应一个w3wp.exe进程了!
其实是多个应用程序对应一个w3wp.exe进程的.
http://www.mb5u.com/fuwuqi/92271/
http://www.helpmasterpro.com/helpfile/Web%20Modules/HTML%20Files/web%20application%20and%20pools.htm
- As part of the IIS process (low protection - web applications are executing in the same process as IIS which can have a negative impact)
- As part of an common pool (medium protection - all web applications with this option are run in the same process)
- As an independent process (high protection - all web applications with this option run in their own process. If one becomes unstable, the others need not be affected)
http://www.advancedinstaller.com/user-guide/iis-application-pools.html
出处:http://cnblogs.com/daishuguang