A user has configured ELB with Auto Scaling. The user suspended the Auto Scaling AlarmNotification (which
notifies Auto Scaling for CloudWatch alarms. process for a while. What will Auto Scaling do during this period?
A.
AWS will not receive the alarms from CloudWatch
B.
AWS will receive the alarms but will not execute the Auto Scaling policy
C.
Auto Scaling will execute the policy but it will not launch the instances until the process is resumed
D.
It is not possible to suspend the AlarmNotification process
Explanation:
Auto Scaling performs various processes, such as Launch, Terminate Alarm Notification etc. The user can also
suspend individual process. The AlarmNotification process type accepts notifications from the Amazon
CloudWatch alarms that are associated with the Auto Scaling group. If the user suspends this process type,
Auto Scaling will not automatically execute the scaling policies that would be triggered by the alarms.
B
B
http://docs.aws.amazon.com/autoscaling/latest/userguide/as-suspend-resume-processes.html
B. If you suspend AlarmNotification, Auto Scaling does not automatically execute policies that would be triggered by an alarm. If you suspend Launch or Terminate, Auto Scaling would not be able to execute scale out or scale in policies, respectively.
b
B