You have an application running on Amazon EC2 in an AutoExam |Video upload date:  · Duration: PT1H46M27S  · Language: EN

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You have an application running on Amazon EC2 in an Auto Scaling group. Instances are being bootstrapped dynamically, and the bootstrapping takes over 15 minutes to complete. You find that instances are reported by Auto Scaling as being In Service before bootstrapping has been completed. You are receiving application alarms related to new instances before they have completed bootstrapping, which is confusing. You find the cause: your application monitoring tool is polling the Auto Scaling Service API for instances in Service and creating alarms for new previously unknown instances. Which of the following will ensure that new instances are not added to your application monitoring tool before bootstrapping is completed?