The instinct after an incident is to add an alert. The higher-value move is usually deleting three that have never led to action — and here’s how to make that argument without losing it.
Retries are the first resilience pattern everyone adds and the one most likely to cause the outage it was meant to prevent. The mechanics of retry storms, and how to bound them.
Every label you add to a metric multiplies its cost. The failure mode is gradual, invisible, and ends in a budget review — here’s how to decide what not to measure.