Câu 55: AWS Certified CloudOps Engineer - Associate SOA-C03

A company’s reporting job that used to run in 15 minutes is now taking an hour to run. An application generates the reports. The application runs on Amazon EC2 instances and extracts data from an Amazon RDS for MySQL database. A CloudOps engineer checks the Amazon CloudWatch dashboard for the RDS instance and notices that the Read IOPS metrics are high, even when the reports are not running. The CloudOps engineer needs to improve the performance and the availability of the RDS instance. Which solution will meet these requirements?

1. A. Configure an Amazon ElastiCache cluster in front of the RDS instance. Update the reporting job to query the ElastiCache cluster.
2. B. Deploy an RDS read replica. Update the reporting job to query the reader endpoint. — đáp án hiện tại
3. C. Create an Amazon CloudFront distribution. Set the RDS instance as the origin. Update the reporting job to query the CloudFront distribution.
4. D. Increase the size of the RDS instance.