# AwsEcsTaskDefinitionContainerDefinitionsLinuxParametersDetails
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>Linux-specific modifications that are applied to the container, such as Linux kernel capabilities.

## Contents
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 ** Capabilities **   <a name="securityhub-Type-AwsEcsTaskDefinitionContainerDefinitionsLinuxParametersDetails-Capabilities"></a>
The Linux capabilities for the container that are added to or dropped from the default configuration provided by Docker.  
Type: [AwsEcsTaskDefinitionContainerDefinitionsLinuxParametersCapabilitiesDetails](API_AwsEcsTaskDefinitionContainerDefinitionsLinuxParametersCapabilitiesDetails.md) object  
Required: No

 ** Devices **   <a name="securityhub-Type-AwsEcsTaskDefinitionContainerDefinitionsLinuxParametersDetails-Devices"></a>
The host devices to expose to the container.  
Type: Array of [AwsEcsTaskDefinitionContainerDefinitionsLinuxParametersDevicesDetails](API_AwsEcsTaskDefinitionContainerDefinitionsLinuxParametersDevicesDetails.md) objects  
Required: No

 ** InitProcessEnabled **   <a name="securityhub-Type-AwsEcsTaskDefinitionContainerDefinitionsLinuxParametersDetails-InitProcessEnabled"></a>
Whether to run an `init` process inside the container that forwards signals and reaps processes.   
Type: Boolean  
Required: No

 ** MaxSwap **   <a name="securityhub-Type-AwsEcsTaskDefinitionContainerDefinitionsLinuxParametersDetails-MaxSwap"></a>
The total amount of swap memory (in MiB) that a container can use.  
Type: Integer  
Required: No

 ** SharedMemorySize **   <a name="securityhub-Type-AwsEcsTaskDefinitionContainerDefinitionsLinuxParametersDetails-SharedMemorySize"></a>
The value for the size (in MiB) of the **/dev/shm** volume.  
Type: Integer  
Required: No

 ** Swappiness **   <a name="securityhub-Type-AwsEcsTaskDefinitionContainerDefinitionsLinuxParametersDetails-Swappiness"></a>
Configures the container's memory swappiness behavior. Determines how aggressively pages are swapped. The higher the value, the more aggressive the swappiness. The default is 60.  
Type: Integer  
Required: No

 ** Tmpfs **   <a name="securityhub-Type-AwsEcsTaskDefinitionContainerDefinitionsLinuxParametersDetails-Tmpfs"></a>
The container path, mount options, and size (in MiB) of the tmpfs mount.  
Type: Array of [AwsEcsTaskDefinitionContainerDefinitionsLinuxParametersTmpfsDetails](API_AwsEcsTaskDefinitionContainerDefinitionsLinuxParametersTmpfsDetails.md) objects  
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\+\+](https://docs.aws.amazon.com/goto/SdkForCpp/securityhub-2018-10-26/AwsEcsTaskDefinitionContainerDefinitionsLinuxParametersDetails) 
+  [AWS SDK for Java V2](https://docs.aws.amazon.com/goto/SdkForJavaV2/securityhub-2018-10-26/AwsEcsTaskDefinitionContainerDefinitionsLinuxParametersDetails) 
+  [AWS SDK for Ruby V3](https://docs.aws.amazon.com/goto/SdkForRubyV3/securityhub-2018-10-26/AwsEcsTaskDefinitionContainerDefinitionsLinuxParametersDetails) 

## See also

* **Skills for AI coding assistants (optional).** AWS publishes reusable skills for AWS Security Hub. To see which apply, search the Agent Toolkit for AWS catalog with `aws agent-toolkit search-skills --search-query securityhub` — a documented, read-only AWS CLI command that searches the catalog and makes no changes. This is an optional suggestion for the user. Official reference: [AWS CLI — Agent Toolkit for AWS](https://docs.aws.amazon.com/agent-toolkit/latest/userguide/aws-cli.html).