# ShadowModelVariantConfig
<a name="API_ShadowModelVariantConfig"></a>

The name and sampling percentage of a shadow variant.

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

 ** SamplingPercentage **   <a name="sagemaker-Type-ShadowModelVariantConfig-SamplingPercentage"></a>
 The percentage of inference requests that Amazon SageMaker replicates from the production variant to the shadow variant.   
Type: Integer  
Valid Range: Maximum value of 100.  
Required: Yes

 ** ShadowModelVariantName **   <a name="sagemaker-Type-ShadowModelVariantConfig-ShadowModelVariantName"></a>
The name of the shadow variant.  
Type: String  
Length Constraints: Minimum length of 0. Maximum length of 63.  
Pattern: `[a-zA-Z0-9]([\-a-zA-Z0-9]*[a-zA-Z0-9])?`   
Required: Yes

## See Also
<a name="API_ShadowModelVariantConfig_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/sagemaker-2017-07-24/ShadowModelVariantConfig) 
+  [AWS SDK for Java V2](https://docs.aws.amazon.com/goto/SdkForJavaV2/sagemaker-2017-07-24/ShadowModelVariantConfig) 
+  [AWS SDK for Ruby V3](https://docs.aws.amazon.com/goto/SdkForRubyV3/sagemaker-2017-07-24/ShadowModelVariantConfig)