Your CloudWatch Logs never expire - and that is a growing bill
· 3 min read
Short version: By default, a CloudWatch log group keeps logs forever. Stored logs cost $0.03/GB-month, and every Lambda, ECS task, and API Gateway you have been running for years has been piling them up. Setting a retention policy is a one-line fix per log group. Here is how to find the never-expiring ones and cap them.