You Have a High-Traffic Application Running Behind a Load Balancer

question 584

Multiple Choice

You have a high-traffic application running behind a load balancer with clients that are very sensitive to latency. How should you determine which back-end Amazon Elastic Compute Cloud application instances are causing increased latency so that they can be replaced?

• A) By using the Elastic Load Balancing Latency CloudWatch metric.
• B) By using the HTTP X-Forwarded-For header for requests from the load balancer.
• C) By running a distributed load test to the load balancer.
• D) By using the load balancer access logs.

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