devops video for an application runs on Amazon EC2 instances in an Auto Scaling group behind an application Load Balancer (ALB). The applications runs across
An application runs on Amazon EC2 instances in an Auto Scaling group behind an application Load Balancer (ALB). The applications runs across two Availability Zones (AZs). Recently the application has become very popular and to increase reliability of the application a DevOps engineer has configured the Auto Scaling group to launch instances across three AZs. However, instances launched in the newly added AZ are not receiving any traffic. What is the most likely cause of this issue?