AWS Config
Developer Guide

lambda-concurrency-check

Checks whether the AWS Lambda function is configured with function-level concurrent execution limit. The rule is NON_COMPLIANT if the Lambda function is not configured with function-level concurrent execution limit.

Identifier: LAMBDA_CONCURRENCY_CHECK

Trigger type: Configuration changes

Parameters:

ConcurrencyLimitLow

(Optional) Minimum concurrency execution limit

ConcurrencyLimitHigh

(Optional) Maximum concurrency execution limit

AWS CloudFormation template

To create AWS Config managed rules with AWS CloudFormation templates, see Creating AWS Config Managed Rules With AWS CloudFormation Templates.