It's already available per website however, it can be much better and more efficient per package level as we have different packages limitations on the same server.
+1
I can manually override the PHP-FPM settings per site or set them up globally. However, it's crucial to have this configured per package for specific requirements.
Having this functionality per package is essential. It gives much better control and flexibility, especially when managing servers with mixed hosting needs. This should definitely be a standard feature.