What is Plesk application pool in IIS?
![How Plesk application pools are related to IIS application pools](https://cdn1.plesk.com/wp-content/uploads/2015/03/27011457/blog_pooliss.png)
This article describes when, why, and how many application pools are created by Plesk in IIS. There are two types of application pools in Plesk: shared and dedicated. Shared application pools are assigned to serve sites that do not have…