# Concurrency
<a name="API_Concurrency"></a>

## Contents
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 ** ReservedConcurrentExecutions **   <a name="lambda-Type-Concurrency-ReservedConcurrentExecutions"></a>
The number of concurrent executions that are reserved for this function. For more information, see [Managing Lambda reserved concurrency](https://docs.aws.amazon.com/lambda/latest/dg/configuration-concurrency.html).  
Type: Integer  
Valid Range: Minimum value of 0.  
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/Concurrency) 
+  [AWS SDK for Java V2](https://docs.aws.amazon.com/goto/SdkForJavaV2/lambda-2015-03-31/Concurrency) 
+  [AWS SDK for Ruby V3](https://docs.aws.amazon.com/goto/SdkForRubyV3/lambda-2015-03-31/Concurrency)