SOA-C02 · Question #571
SOA-C02 Question #571: Real Exam Question with Answer & Explanation
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Question
A company receives an alert from an Amazon CloudWatch alarm. The alarm indicates that a web application that is running on Amazon EC2 instances is not responding to requests. The EC2 instances have a Red Hat Enterprise Linux operating system and are in an Auto Scaling group. The Auto Scaling group has a minimum capacity of 2 and a maximum capacity of 5. An investigation reveals that the web application is experiencing out-of-memory errors. The company adds memory to the web application and wants to track operating system memory utilization. A CloudWatch memory metric does not currently exist for the EC2 instances in the Auto Scaling group. What should a SysOps administrator do to provide a CloudWatch memory metric for the EC2 instances?
Options
- AUse an Amazon Machine Image (AMI) that includes the CloudWatch agent.
- BTurn on CloudWatch detailed monitoring.
- CTurn on Instance Metadata Service Version 2 (IMDSv2).
- DUse an Amazon Machine Image (AMI) that is based on Amazon Linux.
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