# RollingDeploymentPolicy


The configurations that SageMaker uses when updating the AMI versions.

## Contents


 ** MaximumBatchSize **   <a name="sagemaker-Type-RollingDeploymentPolicy-MaximumBatchSize"></a>
The maximum amount of instances in the cluster that SageMaker can update at a time.  
Type: [CapacitySizeConfig](API_CapacitySizeConfig.md) object  
Required: Yes

 ** RollbackMaximumBatchSize **   <a name="sagemaker-Type-RollingDeploymentPolicy-RollbackMaximumBatchSize"></a>
The maximum amount of instances in the cluster that SageMaker can roll back at a time.  
Type: [CapacitySizeConfig](API_CapacitySizeConfig.md) object  
Required: No

## See Also


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