The Amazon Relational Database Service (Amazon RDS) Recommendations feature now analyzes your Amazon Aurora configuration, usage, and performance data, and provides automated best practice guidance. In addition, Amazon RDS Recommendations suggests database parameter changes for all RDS engines.

from Recent Announcements https://aws.amazon.com/about-aws/whats-new/2019/05/amazon-rds-recommendations-provide-best-practice-guidance-for-amazon-aurora/