# ScalingEvent

Fleet scaling events.

- Source: [`aws-autoscaling/lib/auto-scaling-group.ts`](https://github.com/aws/aws-cdk/blob/v2.275.0/packages/aws-cdk-lib/aws-autoscaling/lib/auto-scaling-group.ts#L2470)

## Members

| Member | Description |
| --- | --- |
| `INSTANCE_LAUNCH` | Notify when an instance was launched. |
| `INSTANCE_TERMINATE` | Notify when an instance was terminated. |
| `INSTANCE_TERMINATE_ERROR` | Notify when an instance failed to terminate. |
| `INSTANCE_LAUNCH_ERROR` | Notify when an instance failed to launch. |
| `TEST_NOTIFICATION` | Send a test notification to the topic. |