Impact Analysis in Microservice Systems: Know Your Blast Radius Before You Merge

Engineer performing impact analysis before deploying microservice change

TL;DR — Impact analysis — understanding what will be affected by a change before you make it — is the practice that separates teams that deploy confidently from teams that deploy carefully and still have incidents. In microservice systems, it requires a queryable dependency graph. Here’s the process. The incident post-mortem has a predictable line: […]