A startup s photo-sharing site is deployed in a VPC. An ELB distributes web traffic across
two subnets. ELB session stickiness is configured to use the AWS-generated session
cookie, with a session TTL of 5 minutes. The webserver Auto Scaling Group is configured
as: min-size=4, max-size=4. The startups preparing for a public launch, by running
load-testing software installed on a single EC2 instance running in us-west-2a. After 60
minutes of load-testing, the webserver logs show: Which recommendations can help ensure
load-testing HTTP requests are evenly distributed across the four webservers? Choose 2
Re-configure the load-testing software to re-resolve DNS for each web request.
Use a 3rd-party load-testing service which offers globally-distributed test clients.
Configure ELB and Auto Scaling to distribute across us-west-2a and us-west-2c.
Configure ELB session stickiness to use the app-specific session cookie.
Launch and run the load-tester EC2 instance from us-east-1 instead.