Lambda function has no CloudWatch alarm on Throttles metric

What it checks

Lambda: no declared CloudWatch alarm on AWS/Lambda Throttles is proven to monitor this function's FunctionName.

Where it applies

Terraform: aws_lambda_function

CloudFormation: AWS::Lambda::Function

How to fix it

1. Add aws_cloudwatch_metric_alarm on AWS/Lambda Throttles for this function. Threshold can be modest (1 over 5 minutes) — Throttles should normally be zero.

Frameworks

• AWS Well-Architected OPS.8

These mappings are advisory, not an attestation of compliance.

Vendor documentation

All rules