ApsaraDB for RDS is a stable, reliable, and scalable online database service that is built with the Apsara distributed operating system of Alibaba Cloud and integrated with high-performance SSDs. ApsaraDB for RDS supports the following database engines: MySQL, SQL Server, PostgreSQL, Postgre Plus Advanced Server (PPAS) (highly compatible with Oracle), and MariaDB TX. This allows ApsaraDB for RDS to provide a complete suite of database O&M solutions, such as disaster recovery, backup, restoration, monitoring, and migration.

All of the parameters that are used in ApsaraDB for RDS have been tested and optimized over years of production practices. The tests and optimization are conducted by an experienced team of database administrators (DBAs) from Alibaba Cloud. Throughout the lifecycle of an ApsaraDB for RDS instance, these DBAs have proceeded to optimize the instance and ensure that it runs at its optimal configuration. In addition, all of the server hardware that is used by ApsaraDB for RDS has passed the tests of multiple parties. This ensures that ApsaraDB for RDS can be improved in terms of performance and stability.

For more information about the performance test results of ApsaraDB RDS for MySQL, see the following topics: