Dec 15, 2023 | technology 
AEM In-Depth: Setting up effective caching rules for the Cloud
You will need to carefully consider your caching rules in order to get the best performance from your AEM as a Cloud Service installation.
Abstract
AEM as a Cloud service comes automatically bundled with Adobe's mandatory CDN, which is Fastly. However, unless you specify the correct caching rules in your custom Dispatcher vhost you will most likely have performance issues when the site encounters any significant traffic. This blog post details the most essential cache rules for any AEM site.