Post · Sep 23, 2026
A checkout endpoint with a log line at every step looks like good observability, right up until a customer says "my payment failed" and you have thirteen unrelated lines from thirteen unrelated requests to sort through. The fix isn't more logs, it's one wide event per request instead.
Cheatsheet · Sep 23, 2026
You're about to add logging to a new service, or you're staring at an existing one where every incident turns into a grep-and-guess session across a dozen disconnected log lines. Replace the step-by-step logs with one wide event per request.
Cheatsheet · Sep 1, 2026
Something's on fire in production and you're the one holding it. Your job for the next fifteen minutes is to shrink the impact and coordinate the response, not to find the root cause.