Microservice Forensics 101

Recently we were brought in by a customer to investigate a problem with their microservices architecture where specific transactions weren’t yielding the expected results. Since some of their microservices heavily rely on one another, it wasn’t immediately clear which one of them was the one misbehaving.

After a few days of combing through their code, we finally found the culprit. These are some of the lessons we learned while debugging.

1. Run it locally