Every post here comes from a rule in the product, and every rule came from a failure on a real AWS account. No listicles, no predictions — just what happened, what the evidence looked like, and what the fix cost.
56 checks are free on every account. The other 426 need a support plan starting at $29/month per account — and the plan you are probably on is discontinued on 1 January 2027.
Metric pipelines, configuration checkers and cost tools answer three different questions. Knowing which one you are missing is more useful than another comparison table.
The six pillars, the questions a reviewer really asks, and the commands to answer half of them yourself before anyone books a meeting. Plus an honest account of which parts cannot be automated.
The 56 free checks, the 482 you get on Business Support+, the support plans being discontinued in 2027, and the one category of problem no configuration checker can find.
A tier that reported healthy autoscaling for years and could not scale at all. Neither resource looked wrong on its own — only the join between them did.
Exactly which AWS API calls a monitoring vendor can make with a read-only role, what that does and does not expose, and how to verify it yourself before you deploy anything.
Idle Elastic IPs bill by the hour, and since 2024 so do the ones you are using. Here is what it actually costs, how to find yours in one command, and why the advice you will find elsewhere is out of date.