# AwsEc2LaunchTemplateDataBlockDeviceMappingSetDetails
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 Information about a block device mapping for an Amazon Elastic Compute Cloud (Amazon EC2) launch template. 

## Contents
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 ** DeviceName **   <a name="securityhub-Type-AwsEc2LaunchTemplateDataBlockDeviceMappingSetDetails-DeviceName"></a>
 The device name.   
Type: String  
Pattern: `.*\S.*`   
Required: No

 ** Ebs **   <a name="securityhub-Type-AwsEc2LaunchTemplateDataBlockDeviceMappingSetDetails-Ebs"></a>
 Parameters used to automatically set up Amazon EBS volumes when the instance is launched.   
Type: [AwsEc2LaunchTemplateDataBlockDeviceMappingSetEbsDetails](API_AwsEc2LaunchTemplateDataBlockDeviceMappingSetEbsDetails.md) object  
Required: No

 ** NoDevice **   <a name="securityhub-Type-AwsEc2LaunchTemplateDataBlockDeviceMappingSetDetails-NoDevice"></a>
 Omits the device from the block device mapping when an empty string is specified.   
Type: String  
Pattern: `.*\S.*`   
Required: No

 ** VirtualName **   <a name="securityhub-Type-AwsEc2LaunchTemplateDataBlockDeviceMappingSetDetails-VirtualName"></a>
 The virtual device name (ephemeralN). Instance store volumes are numbered starting from 0. An instance type with 2 available instance store volumes can specify mappings for `ephemeral0` and `ephemeral1`. The number of available instance store volumes depends on the instance type.   
Type: String  
Pattern: `.*\S.*`   
Required: No

## See Also
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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/securityhub-2018-10-26/AwsEc2LaunchTemplateDataBlockDeviceMappingSetDetails) 
+  [AWS SDK for Java V2](https://docs.aws.amazon.com/goto/SdkForJavaV2/securityhub-2018-10-26/AwsEc2LaunchTemplateDataBlockDeviceMappingSetDetails) 
+  [AWS SDK for Ruby V3](https://docs.aws.amazon.com/goto/SdkForRubyV3/securityhub-2018-10-26/AwsEc2LaunchTemplateDataBlockDeviceMappingSetDetails)