DOP-C02 · Question #156
A company plans to use Amazon CloudWatch to monitor its Amazon EC2 instances. The company needs to stop EC2 instances when the average of the NetworkPacketsIn metric is less than 5 for at least 3…
The correct answer is B. Configure the Datapoints to Alarm value to be 3 out of 12. Configure the alarm to treat missing. https://docs.aws.amazon.com/AmazonCloudWatch/latest/monitoring/UsingAlarmActions.html#Ad
Question
A company plans to use Amazon CloudWatch to monitor its Amazon EC2 instances. The company needs to stop EC2 instances when the average of the NetworkPacketsIn metric is less than 5 for at least 3 hours in a 12-hour time window. The company must evaluate the metric every hour. The EC2 instances must continue to run if there is missing data for the NetworkPacketsIn metric during the evaluation period. A DevOps engineer creates a CloudWatch alarm for the NetworkPacketsIn metric. The DevOps engineer configures a threshold value of 5 and an evaluation period of 1 hour. Which set of additional actions should the DevOps engineer take to meet these requirements?
Options
- AConfigure the Datapoints to Alarm value to be 3 out of 12. Configure the alarm to treat missing
- BConfigure the Datapoints to Alarm value to be 3 out of 12. Configure the alarm to treat missing
- CConfigure the Datapoints to Alarm value to be 9 out of 12. Configure the alarm to treat missing
- DConfigure the Datapoints to Alarm value to be 9 out of 12. Configure the alarm to treat missing
How the community answered
(20 responses)- A5% (1)
- B80% (16)
- C10% (2)
- D5% (1)
Explanation
https://docs.aws.amazon.com/AmazonCloudWatch/latest/monitoring/UsingAlarmActions.html#Ad
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