# ManagedApplicationAutoScalingPolicy
<a name="API_ManagedApplicationAutoScalingPolicy"></a>

The Application Auto Scaling policy created by Amazon ECS when you create an Express service.

## Contents
<a name="API_ManagedApplicationAutoScalingPolicy_Contents"></a>

 ** metric **   <a name="ECS-Type-ManagedApplicationAutoScalingPolicy-metric"></a>
The metric used for auto scaling decisions. The available metrics are `ECSServiceAverageCPUUtilization`, `ECSServiceAverageMemoryUtilization`, and `ALBRequestCOuntPerTarget`.  
Type: String  
Required: Yes

 ** policyType **   <a name="ECS-Type-ManagedApplicationAutoScalingPolicy-policyType"></a>
The type of Application Auto Scaling policy associated with the Express service. Valid values are `TargetTrackingScaling`, `StepScaling`, and `PredictiveScaling`.  
Type: String  
Required: Yes

 ** status **   <a name="ECS-Type-ManagedApplicationAutoScalingPolicy-status"></a>
The status of Application Auto Scaling policy creation.  
Type: String  
Valid Values: `PROVISIONING | ACTIVE | DEPROVISIONING | DELETED | FAILED`   
Required: Yes

 ** targetValue **   <a name="ECS-Type-ManagedApplicationAutoScalingPolicy-targetValue"></a>
The target value for the auto scaling metric.  
Type: Double  
Required: Yes

 ** updatedAt **   <a name="ECS-Type-ManagedApplicationAutoScalingPolicy-updatedAt"></a>
The Unix timestamp for when the Application Auto Scaling policy was last updated.  
Type: Timestamp  
Required: Yes

 ** arn **   <a name="ECS-Type-ManagedApplicationAutoScalingPolicy-arn"></a>
The Amazon Resource Name (ARN) of the Application Auto Scaling policy associated with the Express service.  
Type: String  
Required: No

 ** statusReason **   <a name="ECS-Type-ManagedApplicationAutoScalingPolicy-statusReason"></a>
Information about why the Application Auto Scaling policy is in the current status.  
Type: String  
Required: No

## See Also
<a name="API_ManagedApplicationAutoScalingPolicy_SeeAlso"></a>

For more information about using this API in one of the language-specific AWS SDKs, see the following:
+  [AWS SDK for C\$1\$1](https://docs.aws.amazon.com/goto/SdkForCpp/ecs-2014-11-13/ManagedApplicationAutoScalingPolicy) 
+  [AWS SDK for Java V2](https://docs.aws.amazon.com/goto/SdkForJavaV2/ecs-2014-11-13/ManagedApplicationAutoScalingPolicy) 
+  [AWS SDK for Ruby V3](https://docs.aws.amazon.com/goto/SdkForRubyV3/ecs-2014-11-13/ManagedApplicationAutoScalingPolicy)