This is the new *Amazon CloudFormation Template Reference Guide*. Please update your bookmarks and links. For help getting started with CloudFormation, see the [Amazon CloudFormation User Guide](https://docs.amazonaws.cn/AWSCloudFormation/latest/UserGuide/Welcome.html).

# AWS::SageMaker::Cluster ClusterCapacityRequirements
<a name="aws-properties-sagemaker-cluster-clustercapacityrequirements"></a>

Defines the instance capacity requirements for an instance group, including configurations for both Spot and On-Demand capacity types. 

## Syntax
<a name="aws-properties-sagemaker-cluster-clustercapacityrequirements-syntax"></a>

To declare this entity in your Amazon CloudFormation template, use the following syntax:

### JSON
<a name="aws-properties-sagemaker-cluster-clustercapacityrequirements-syntax.json"></a>

```
{
  "[OnDemand](#cfn-sagemaker-cluster-clustercapacityrequirements-ondemand)" : Json,
  "[Spot](#cfn-sagemaker-cluster-clustercapacityrequirements-spot)" : Json
}
```

### YAML
<a name="aws-properties-sagemaker-cluster-clustercapacityrequirements-syntax.yaml"></a>

```
  [OnDemand](#cfn-sagemaker-cluster-clustercapacityrequirements-ondemand): Json
  [Spot](#cfn-sagemaker-cluster-clustercapacityrequirements-spot): Json
```

## Properties
<a name="aws-properties-sagemaker-cluster-clustercapacityrequirements-properties"></a>

`OnDemand`  <a name="cfn-sagemaker-cluster-clustercapacityrequirements-ondemand"></a>
Configuration options specific to On-Demand instances.  
*Required*: No  
*Type*: Json  
*Update requires*: [No interruption](https://docs.amazonaws.cn/AWSCloudFormation/latest/UserGuide/using-cfn-updating-stacks-update-behaviors.html#update-no-interrupt)

`Spot`  <a name="cfn-sagemaker-cluster-clustercapacityrequirements-spot"></a>
Configuration options specific to Spot instances.  
*Required*: No  
*Type*: Json  
*Update requires*: [No interruption](https://docs.amazonaws.cn/AWSCloudFormation/latest/UserGuide/using-cfn-updating-stacks-update-behaviors.html#update-no-interrupt)