AWS Storage Gateway - Page 204

AWS Storage Gateway User Guide
Monitoring the Upload Buffer
3. Choose the UploadBufferPercentUsed metric.
4. For Time Range, choose a value.
5. Choose the Average statistic.
6. For Period, choose a value of 5 minutes to match the default reporting time.
The resulting time-ordered set of data points contains the percent used of the upload buffer.
Using the following procedure, you can create an alarm using the CloudWatch console. To learn more
about alarms and thresholds, see Creating CloudWatch Alarms.
To set an upper threshold alarm for a gateway's upload buffer
1. Open the CloudWatch console at https://console.amazonaws.cn/cloudwatch/.
2. Choose Create Alarm to start the Create Alarm Wizard.
3. Specify a metric for your alarm.
a. On the Select Metric page of the Create Alarm Wizard, choose the AWS/
StorageGateway:GatewayId,GatewayName dimension, and then find the gateway that you
want to work with.
b. Choose the UploadBufferPercentUsed metric. Use the Average statistic and a period of 5
minutes.
c. Choose Continue.
4. Define the alarm name, description, and threshold.
a. On the Define Alarm page of the Create Alarm Wizard, identify your alarm by giving it a name
and description in the Name and Description boxes.
b. Define the alarm threshold.
c. Choose Continue.
5. Configure an email action for the alarm.
a. In the Configure Actions page of the Create Alarm Wizard, choose Alarm for Alarm State.
b. Choose Choose or create email topic for Topic.
To create an email topic means that you set up an Amazon Simple Notification Service (Amazon
SNS) topic. For more information about Amazon SNS, see Set Up Amazon SNS.
c. For Topic, type a descriptive name for the topic.
d. Choose Add Action.
e. Choose Continue.
6. Review the alarm settings, and then create the alarm.
a. In the Review page of the Create Alarm Wizard, review the alarm definition, metric, and
associated actions from this step. Associated actions include, for example, sending an email
notification.
b. After reviewing the alarm summary, choose Save Alarm.
7. Confirm your subscription to the alarm topic.
a. Open the Amazon Simple Notification Service (Amazon SNS) email topic that is sent to the
email address that you specified when creating the topic.
The following image shows a notification.
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