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::OpenSearchService::Domain NodeConfig
<a name="aws-properties-opensearchservice-domain-nodeconfig"></a>

Configuration options for defining the setup of any node type within the cluster.

## Syntax
<a name="aws-properties-opensearchservice-domain-nodeconfig-syntax"></a>

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

### JSON
<a name="aws-properties-opensearchservice-domain-nodeconfig-syntax.json"></a>

```
{
  "[Count](#cfn-opensearchservice-domain-nodeconfig-count)" : {{Integer}},
  "[Enabled](#cfn-opensearchservice-domain-nodeconfig-enabled)" : {{Boolean}},
  "[Type](#cfn-opensearchservice-domain-nodeconfig-type)" : {{String}}
}
```

### YAML
<a name="aws-properties-opensearchservice-domain-nodeconfig-syntax.yaml"></a>

```
  [Count](#cfn-opensearchservice-domain-nodeconfig-count): {{Integer}}
  [Enabled](#cfn-opensearchservice-domain-nodeconfig-enabled): {{Boolean}}
  [Type](#cfn-opensearchservice-domain-nodeconfig-type): {{String}}
```

## Properties
<a name="aws-properties-opensearchservice-domain-nodeconfig-properties"></a>

`Count`  <a name="cfn-opensearchservice-domain-nodeconfig-count"></a>
The number of nodes of a specific type within the cluster.  
*Required*: No  
*Type*: Integer  
*Update requires*: [No interruption](https://docs.amazonaws.cn/AWSCloudFormation/latest/UserGuide/using-cfn-updating-stacks-update-behaviors.html#update-no-interrupt)

`Enabled`  <a name="cfn-opensearchservice-domain-nodeconfig-enabled"></a>
A boolean value indicating whether a specific node type is active or inactive.  
*Required*: No  
*Type*: Boolean  
*Update requires*: [No interruption](https://docs.amazonaws.cn/AWSCloudFormation/latest/UserGuide/using-cfn-updating-stacks-update-behaviors.html#update-no-interrupt)

`Type`  <a name="cfn-opensearchservice-domain-nodeconfig-type"></a>
The instance type of a particular node within the cluster.  
*Required*: No  
*Type*: String  
*Allowed values*: `m3.medium.search | m3.large.search | m3.xlarge.search | m3.2xlarge.search | m4.large.search | m4.xlarge.search | m4.2xlarge.search | m4.4xlarge.search | m4.10xlarge.search | m5.large.search | m5.xlarge.search | m5.2xlarge.search | m5.4xlarge.search | m5.12xlarge.search | m5.24xlarge.search | r5.large.search | r5.xlarge.search | r5.2xlarge.search | r5.4xlarge.search | r5.12xlarge.search | r5.24xlarge.search | c5.large.search | c5.xlarge.search | c5.2xlarge.search | c5.4xlarge.search | c5.9xlarge.search | c5.18xlarge.search | t3.nano.search | t3.micro.search | t3.small.search | t3.medium.search | t3.large.search | t3.xlarge.search | t3.2xlarge.search | or1.medium.search | or1.large.search | or1.xlarge.search | or1.2xlarge.search | or1.4xlarge.search | or1.8xlarge.search | or1.12xlarge.search | or1.16xlarge.search | ultrawarm1.medium.search | ultrawarm1.large.search | ultrawarm1.xlarge.search | t2.micro.search | t2.small.search | t2.medium.search | r3.large.search | r3.xlarge.search | r3.2xlarge.search | r3.4xlarge.search | r3.8xlarge.search | i2.xlarge.search | i2.2xlarge.search | d2.xlarge.search | d2.2xlarge.search | d2.4xlarge.search | d2.8xlarge.search | c4.large.search | c4.xlarge.search | c4.2xlarge.search | c4.4xlarge.search | c4.8xlarge.search | r4.large.search | r4.xlarge.search | r4.2xlarge.search | r4.4xlarge.search | r4.8xlarge.search | r4.16xlarge.search | i3.large.search | i3.xlarge.search | i3.2xlarge.search | i3.4xlarge.search | i3.8xlarge.search | i3.16xlarge.search | r6g.large.search | r6g.xlarge.search | r6g.2xlarge.search | r6g.4xlarge.search | r6g.8xlarge.search | r6g.12xlarge.search | m6g.large.search | m6g.xlarge.search | m6g.2xlarge.search | m6g.4xlarge.search | m6g.8xlarge.search | m6g.12xlarge.search | c6g.large.search | c6g.xlarge.search | c6g.2xlarge.search | c6g.4xlarge.search | c6g.8xlarge.search | c6g.12xlarge.search | r6gd.large.search | r6gd.xlarge.search | r6gd.2xlarge.search | r6gd.4xlarge.search | r6gd.8xlarge.search | r6gd.12xlarge.search | r6gd.16xlarge.search | t4g.small.search | t4g.medium.search`  
*Update requires*: [No interruption](https://docs.amazonaws.cn/AWSCloudFormation/latest/UserGuide/using-cfn-updating-stacks-update-behaviors.html#update-no-interrupt)