Database Autonomy Service (DAS) provides the instance session feature. You can view the session statistics of a database instance. This topic describes how to use the instance session feature.


  • An ApsaraDB RDS for MySQL 5.5, ApsaraDB RDS for MySQL 5.6, ApsaraDB RDS for MySQL 5.7, or ApsaraDB RDS for MySQL 8.0 instance of High-availability Edition or Enterprise Edition is used.
    Note ApsaraDB RDS for MySQL instances of Basic Edition do not support the instance session feature. Ignore relevant pages in the DAS console. For more information about the database engines and features that are supported by DAS, see Database engines and features supported by DAS.
  • The database instance is connected to DAS and is in the Accessed state. For more information about how to connect a database instance to DAS, see Access an Alibaba Cloud database instance.


  1. Log on to the DAS console.
  2. In the left-side navigation pane, click Instance Monitoring.
  3. Find the instance, click Performance in the Actions column, and then click Instance Sessions.
  4. The Instance Sessions page contains the Instance Sessions and Session Statistics sections. You can view related information in each section.