Auto Scaling
Overview
Auto Scaling helps you maintain application availability and allows you to dynamically scale your Amazon EC2 capacity up or down automatically according to conditions you define.
Setup
Installation
If you haven't already, first set up the AWS CloudWatch integration. No additional steps are needed for installation.
Configuration
On the AWS CloudWatch integration page, ensure that the Auto Scaling service is selected for metric collection.
Metrics
| Name | Description |
|---|---|
|
GroupMinSize |
The minimum size of the Auto Scaling group. |
|
GroupMaxSize |
The maximum size of the Auto Scaling group. |
|
GroupDesiredCapacity |
The number of instances that the Auto Scaling group attempts to maintain. |
|
GroupInServiceInstances |
The number of instances that are running as part of the Auto Scaling group. This metric does not include instances that are pending or terminating. |
|
GroupPendingInstances |
The number of instances that are pending. A pending instance is not yet in service. This metric does not include instances that are in service or terminating. |
|
GroupStandbyInstances |
The number of instances that are in a Standby state. Instances in this state are still running but are not actively in service. |
|
GroupTerminatingInstances |
The number of instances that are in the process of terminating. This metric does not include instances that are in service or pending. |
|
GroupTotalInstances |
The total number of instances in the Auto Scaling group. This metric identifies the number of instances that are in service, pending, and terminating. |
Available Tags
| Name | Description |
|---|---|
| awsaccount | AWS account associated with the metrics |
| name | Name of the group |
| region | Name of the region |
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