Navigate to the URL in the Sample Application CloudFormation output and verify it is running.
Stop the EC2 instance.
the bird” into the box under “Enter The Word” and click Submit 
Navigate to the URL in the Cloudformation output and verify it is NOT running.
A PagerDuty Incident should be created in about 2 minutes.
Restart the EC2 instance in the EC2 Console.
The incident should AUTOMATICALLY be resolved in about 2 1⁄2 minutes.