For Adobe Commerce on cloud infrastructure Pro plan architecture users, Adobe recommends enabling slave connections for the MySQL database by default to spread the load across different nodes.
See the MySQL high-load bottleneck in Adobe Commerce on cloud infrastructure article for details on how to enable slave connection and related questions.
Related reading
Database best practices for Adobe Commerce on cloud infrastructure in our support knowledge base.
We are aware that this article may still contain industry-standard software terms that some may find racist, sexist, or oppressive and which may make the reader feel hurt, traumatized, or unwelcome. Adobe is working to remove these terms from our code, documentation, and user experiences.