What should the solutions architect do to resolve this issue?

A company is building a new furniture inventory application. The company has deployed the application on a fleet of Amazon EC2 instances across multiple Availability Zones. The EC2 instances run behind an Application Load Balancer (ALB) in their VPC

A solutions architect has observed that incoming traffic seems to favor one EC2 instance resulting in latency for some requests

What should the solutions architect do to resolve this issue?
A . Disable session affinity (sticky sessions) on the ALB
B . Replace the ALB with a Network Load Balancer
C . increase the number of EC2 instances in each Availability Zone
D . Adjust the frequency of the health checks on the ALB’s target group

View Answer

Answer: B