A company wants to migrate its web application to AWS and leverage Auto Scaling to handle pear workloads.
The Solutions Architect determined that the best metric for an Auto Scaling event is the number of concurrent users.
Based on this information, what should the Developer use to autoscale based on concurrent users?
An application overwrites an object in Amazon S3, and then immediately reads the same object. Why would the application sometimes retrieve the old version of the object?
If an application is storing hourly log files from thousands of instances from a high traffic web site, which naming scheme would give optimal performance on S3?
A Developer created a Lambda function for a web application backend. When testing the Lambda function from the AWS Lambda console, the Developer can see that the function is being executed, but there is no log data being generated in Amazon CloudWatch Logs, even after several minutes.
What could cause this situation?