How ER works
|Authentication||Custom Alibaba Cloud CDN authentication and asynchronous authentication|
|Originless responses||Static content delivery|
|Web applications and applets||
|Beacon||Capturing and analytics of edge tracking data|
The first private preview of ER was completed in September 2020. You cannot activate ER after the private preview is completed. If you have activated ER, you can continue to use ER free of charge. The next private preview of ER is expected to begin in February 2021.
- The code file must be smaller than 1 MB.
- The CPU time that is consumed to process an individual request must be less than 50 milliseconds.
- The response time for an individual request must be less than 120 seconds.
- The total amount of consumed memory on an individual CDN node must be less than 128 MB.