A company has an application environment that deploys Amazon Aurora PostgreSQL databases as part of its CI/CD process that uses AWS CloudFormation. The company's database administrator has received…

Amazon DevOps Guru is a service that *analyzes* operational data to identify issues and recommend solutions, but it is not primarily a service for *collecting* raw performance data itself; it relies on underlying monitoring tools like CloudWatch and Performance Insights.

AWS CloudTrail records API calls and events for auditing and governance, not for collecting real-time performance metrics of database operations.

AWS Config records resource configuration changes for compliance and security auditing, not for monitoring database performance metrics.

Updating the CloudFormation template to enable Amazon CloudWatch monitoring on the Aurora database is essential for automatically collecting fundamental performance metrics such as CPU utilization, I/O operations, and network throughput, which are critical for initial performance investigations.

Updating the CloudFormation template to turn on Performance Insights for Aurora PostgreSQL provides deeper, more granular performance data, allowing the DBA to visualize database load, identify top queries, waits, and users, which is crucial for diagnosing specific performance bottlenecks.