How to respond when an RDS DB instance reaches 70% CPU utilization and the application stops responding
The following is a summary of the following information.
DB Instance Overload Countermeasures for RDS
Scaling RDS storage capacity
Auto Scaling for RDS storage is now available.
This allows storage capacity to scale automatically without downtime as database workloads increase. However, it is only
storage capacity scaling only
Aurora is not able to automatically scale performance through autoscaling.