# ScalingPolicy
<a name="API_ScalingPolicy"></a>

An object containing a recommended scaling policy.

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

**Important**  
This data type is a UNION, so only one of the following members can be specified when used or returned.

 ** TargetTracking **   <a name="sagemaker-Type-ScalingPolicy-TargetTracking"></a>
A target tracking scaling policy. Includes support for predefined or customized metrics.  
Type: [TargetTrackingScalingPolicyConfiguration](API_TargetTrackingScalingPolicyConfiguration.md) object  
Required: No

## See Also
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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/sagemaker-2017-07-24/ScalingPolicy) 
+  [AWS SDK for Java V2](https://docs.aws.amazon.com/goto/SdkForJavaV2/sagemaker-2017-07-24/ScalingPolicy) 
+  [AWS SDK for Ruby V3](https://docs.aws.amazon.com/goto/SdkForRubyV3/sagemaker-2017-07-24/ScalingPolicy)