# ProvisionedConcurrencyConfigListItem
<a name="API_ProvisionedConcurrencyConfigListItem"></a>

Details about the provisioned concurrency configuration for a function alias or version.

## Contents
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 ** AllocatedProvisionedConcurrentExecutions **   <a name="lambda-Type-ProvisionedConcurrencyConfigListItem-AllocatedProvisionedConcurrentExecutions"></a>
The amount of provisioned concurrency allocated. When a weighted alias is used during linear and canary deployments, this value fluctuates depending on the amount of concurrency that is provisioned for the function versions.  
Type: Integer  
Valid Range: Minimum value of 0.  
Required: No

 ** AvailableProvisionedConcurrentExecutions **   <a name="lambda-Type-ProvisionedConcurrencyConfigListItem-AvailableProvisionedConcurrentExecutions"></a>
The amount of provisioned concurrency available.  
Type: Integer  
Valid Range: Minimum value of 0.  
Required: No

 ** FunctionArn **   <a name="lambda-Type-ProvisionedConcurrencyConfigListItem-FunctionArn"></a>
The Amazon Resource Name (ARN) of the alias or version.  
Type: String  
Length Constraints: Minimum length of 0. Maximum length of 10000.  
Pattern: `arn:(aws[a-zA-Z-]*)?:lambda:[a-z]{2}((-gov)|(-iso([a-z]?)))?-[a-z]+-\d{1}:\d{12}:function:[a-zA-Z0-9-_]+(:(\$LATEST|[a-zA-Z0-9-_]+))?`   
Required: No

 ** LastModified **   <a name="lambda-Type-ProvisionedConcurrencyConfigListItem-LastModified"></a>
The date and time that a user last updated the configuration, in [ISO 8601 format](https://www.iso.org/iso-8601-date-and-time-format.html).  
Type: String  
Required: No

 ** RequestedProvisionedConcurrentExecutions **   <a name="lambda-Type-ProvisionedConcurrencyConfigListItem-RequestedProvisionedConcurrentExecutions"></a>
The amount of provisioned concurrency requested.  
Type: Integer  
Valid Range: Minimum value of 1.  
Required: No

 ** Status **   <a name="lambda-Type-ProvisionedConcurrencyConfigListItem-Status"></a>
The status of the allocation process.  
Type: String  
Valid Values: `IN_PROGRESS | READY | FAILED`   
Required: No

 ** StatusReason **   <a name="lambda-Type-ProvisionedConcurrencyConfigListItem-StatusReason"></a>
For failed allocations, the reason that provisioned concurrency could not be allocated.  
Type: String  
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/lambda-2015-03-31/ProvisionedConcurrencyConfigListItem) 
+  [AWS SDK for Java V2](https://docs.aws.amazon.com/goto/SdkForJavaV2/lambda-2015-03-31/ProvisionedConcurrencyConfigListItem) 
+  [AWS SDK for Ruby V3](https://docs.aws.amazon.com/goto/SdkForRubyV3/lambda-2015-03-31/ProvisionedConcurrencyConfigListItem)