An ecommerce startup is preparing for an annual sales event. As the traffic to the company’s application increases, the development team wants to be notified when the Amazon EC2 instance’s CPU utilization exceeds 80%.
Which solution will meet this requirement?
A . Create a custom Amazon CloudWatch alarm that sends a notification to an Amazon SNS topic when the CPU utilization exceeds 80%.
B . Create a custom AWS Cloud Trail alarm that sends a notification to an Amazon SNS topic when the CPU utilization exceeds 80%.
C . Create a cron job on the EC2 instance that executes the –describe-instance-information command on the host instance every 15 minutes and sends the results to an Amazon SNS topic.
D . Create an AWS Lambda function that queries the AWS CloudTrail logs for the CPU Utilization metric every 15 minutes and sends a notification to an Amazon SNS topic when the CPU utilization exceeds 80%.
Answer: A
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