An organization has a long-running image processing application that runs on Spot Instances that will be terminated when interrupted. A highly available workload must be designed to respond to Spot Instance interruption notices. The solution must include a two-minute warning when there is not enough capacity.How can these requirements be met?

Question

Accepted Answer

Regularly store data from the application on Amazon DynamoDB. Increase the maximum number of instances in the AWS Auto Scaling group.

Answer

Use Amazon CloudWatch Events to invoke an AWS Lambda function that can launch On-Demand Instances.

Answer

Manually place a bid for additional Spot Instances at a higher price in the same AWS Region and Availability Zone.

Answer

Ensure that the Amazon Machine Image associated with the application has the latest configurations for the launch configuration.

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Question 106

Answers

A. Use Amazon CloudWatch Events to invoke an AWS Lambda function that can launch On-Demand Instances.

B. Regularly store data from the application on Amazon DynamoDB. Increase the maximum number of instances in the AWS Auto Scaling group.

C. Manually place a bid for additional Spot Instances at a higher price in the same AWS Region and Availability Zone.

D. Ensure that the Amazon Machine Image associated with the application has the latest configurations for the launch configuration.

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