# AddClusterNodeSpecification
<a name="API_AddClusterNodeSpecification"></a>

Specifies an instance group and the number of nodes to add to it.

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

 ** IncrementTargetCountBy **   <a name="sagemaker-Type-AddClusterNodeSpecification-IncrementTargetCountBy"></a>
The number of nodes to add to the specified instance group. The total number of nodes across all instance groups in a single request cannot exceed 50.  
Type: Integer  
Valid Range: Minimum value of 1. Maximum value of 50.  
Required: Yes

 ** InstanceGroupName **   <a name="sagemaker-Type-AddClusterNodeSpecification-InstanceGroupName"></a>
The name of the instance group to which you want to add nodes.  
Type: String  
Length Constraints: Minimum length of 1. Maximum length of 63.  
Pattern: `[a-zA-Z0-9](-*[a-zA-Z0-9])*`   
Required: Yes

 ** AvailabilityZones **   <a name="sagemaker-Type-AddClusterNodeSpecification-AvailabilityZones"></a>
The availability zones in which to add nodes. Use this to target node placement in specific availability zones within a flexible instance group.  
Type: Array of strings  
Array Members: Minimum number of 1 item. Maximum number of 10 items.  
Pattern: `[a-z]{2}-[a-z]+-\d[a-z]`   
Required: No

 ** InstanceTypes **   <a name="sagemaker-Type-AddClusterNodeSpecification-InstanceTypes"></a>
The instance types to use when adding nodes. Use this to target specific instance types within a flexible instance group.  
Type: Array of strings  
Array Members: Minimum number of 1 item. Maximum number of 20 items.  
Valid Values: `ml.p4d.24xlarge | ml.p4de.24xlarge | ml.p5.48xlarge | ml.p5.4xlarge | ml.p6e-gb200.36xlarge | ml.trn1.32xlarge | ml.trn1n.32xlarge | ml.g5.xlarge | ml.g5.2xlarge | ml.g5.4xlarge | ml.g5.8xlarge | ml.g5.12xlarge | ml.g5.16xlarge | ml.g5.24xlarge | ml.g5.48xlarge | ml.c5.large | ml.c5.xlarge | ml.c5.2xlarge | ml.c5.4xlarge | ml.c5.9xlarge | ml.c5.12xlarge | ml.c5.18xlarge | ml.c5.24xlarge | ml.c5n.large | ml.c5n.2xlarge | ml.c5n.4xlarge | ml.c5n.9xlarge | ml.c5n.18xlarge | ml.m5.large | ml.m5.xlarge | ml.m5.2xlarge | ml.m5.4xlarge | ml.m5.8xlarge | ml.m5.12xlarge | ml.m5.16xlarge | ml.m5.24xlarge | ml.t3.medium | ml.t3.large | ml.t3.xlarge | ml.t3.2xlarge | ml.g6.xlarge | ml.g6.2xlarge | ml.g6.4xlarge | ml.g6.8xlarge | ml.g6.16xlarge | ml.g6.12xlarge | ml.g6.24xlarge | ml.g6.48xlarge | ml.gr6.4xlarge | ml.gr6.8xlarge | ml.g6e.xlarge | ml.g6e.2xlarge | ml.g6e.4xlarge | ml.g6e.8xlarge | ml.g6e.16xlarge | ml.g6e.12xlarge | ml.g6e.24xlarge | ml.g6e.48xlarge | ml.p5e.48xlarge | ml.p5en.48xlarge | ml.p6-b200.48xlarge | ml.trn2.3xlarge | ml.trn2.48xlarge | ml.c6i.large | ml.c6i.xlarge | ml.c6i.2xlarge | ml.c6i.4xlarge | ml.c6i.8xlarge | ml.c6i.12xlarge | ml.c6i.16xlarge | ml.c6i.24xlarge | ml.c6i.32xlarge | ml.m6i.large | ml.m6i.xlarge | ml.m6i.2xlarge | ml.m6i.4xlarge | ml.m6i.8xlarge | ml.m6i.12xlarge | ml.m6i.16xlarge | ml.m6i.24xlarge | ml.m6i.32xlarge | ml.r6i.large | ml.r6i.xlarge | ml.r6i.2xlarge | ml.r6i.4xlarge | ml.r6i.8xlarge | ml.r6i.12xlarge | ml.r6i.16xlarge | ml.r6i.24xlarge | ml.r6i.32xlarge | ml.i3en.large | ml.i3en.xlarge | ml.i3en.2xlarge | ml.i3en.3xlarge | ml.i3en.6xlarge | ml.i3en.12xlarge | ml.i3en.24xlarge | ml.m7i.large | ml.m7i.xlarge | ml.m7i.2xlarge | ml.m7i.4xlarge | ml.m7i.8xlarge | ml.m7i.12xlarge | ml.m7i.16xlarge | ml.m7i.24xlarge | ml.m7i.48xlarge | ml.r7i.large | ml.r7i.xlarge | ml.r7i.2xlarge | ml.r7i.4xlarge | ml.r7i.8xlarge | ml.r7i.12xlarge | ml.r7i.16xlarge | ml.r7i.24xlarge | ml.r7i.48xlarge | ml.r5d.16xlarge | ml.g7e.2xlarge | ml.g7e.4xlarge | ml.g7e.8xlarge | ml.g7e.12xlarge | ml.g7e.24xlarge | ml.g7e.48xlarge | ml.p6-b300.48xlarge`   
Required: No

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