How many application pools should i have

When using multiple application pools, you can use different Windows accounts on each application pool. This can not only enhance security, but it can also help when trying to track down performance issues. So if the application pool locks or has an error, it will only affect the single site. NET versions. Please, sign in to be able to submit a new answer. An application pool is a group of one or more URLs that are served by a worker process or set of worker processes.

Any Web directory or virtual directory can be assigned to an application pool. Every application within an application pool shares the same worker process. Because each worker process operates as a separate instance of the worker process executable, W3wp. Each separate worker process provides a process boundary so that when an application is assigned to one application pool, problems in other application pools do not affect the application. This ensures that if a worker process fails, it does not affect the applications running in other application pools.

Use multiple application pools when you want to help ensure that applications and Web sites are confidential and secure. For example, an enterprise organization might place its human resources Web site and its finance Web site on the same server, but in different application pools. Likewise, an ISP that hosts Web sites and applications for competing companies might run each company Web services on the same server, but in different application pools.

Using different application pools to isolate applications helps prevent one customer from accessing, changing or using confidential information from another customers site. An application pool is represented by a request queue , from which the user-mode worker processes that service an application pool collect the requests.

It's true that creating more AppPools 'exhausts' extra resources, my biggest AppPool which has 10 moderately big websites running under it is constantly using about MB of RAM. In terms of memory usage, however, I'm not really worried by the AppPools yet? The content you requested has been removed. Ask a question. Quick access.

Search related threads. Remove From My Forums. Answered by:. Archived Forums. Web Forms. Sign in to vote. User posted Since a month or two, I'm in posession of my own web server and hosting my own ASP. Thanks in advance. Don't think it belongs there Friday, June 10, AM. User posted Hi Leroy, This is an interesting question to discuss.