A retail company has a small ecommerce web application that uses an Amazon RDS for PostgreSQL DB instance. The DB instance is deployed with the Multi-AZ option turned on. Application usage recently increased exponentially, and users experienced frequent HTTP 503 errors. Users reported the errors, and the company's reputation suffered. The company could not identify a definitive root cause. The company wants to improve its operational readiness and receive alerts before users notice an incident. The company also wants to collect enough information to determine the root cause of any future incident. Which solution will meet these requirements with the LEAST operational overhead?
Select one answer.
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