WindowsNetworking has posted an article about Working With Application Pools in Internet Information Server.
“If your IIS Server hosts multiple Web sites, then buggy code within any one of those sites can bring down the other sites. Fortunately, there is something that you can do to prevent this from happening. In this article, I will show you how you can use application pools to prevent problems with a Web site from causing stability problems across your IIS server.”
Read the full article at source: Working With Application Pools in Internet Information Server