Cobra Forum

Applicable to:

• Plesk for Windows

Question

How to adjust an IIS application pool in Plesk?

How to protect the sites from each other so that one site cant affect performance/availability the other sites?


Answer

1.Log into Plesk.

2.Go to Domains > example.com > Dedicated IIS Application Pool for Website.

3.Set Maximum CPU usage (%) limit.

4.Select Limit action that IIS performs when a worker process exceeds the configured maximum CPU usage.

5.Set Limit interval (minutes) to specify the reset period for monitoring of CPU usage on an application pool at option.

Example:

(https://pix.cobrasoft.org/images/2025/12/30/mceclip0-2.png)

Note: Actual values depend on server configuration and can be based on previous performance monitoring results.