A step-by-step walkthrough: define an SLI, calculate your error budget, write Prometheus recording rules, and wire up multi-window burn rate alerts that page you before users notice.

Turn a LogQL query into a Grafana-managed alert rule that fires on error volume, a specific error type or a failing dependency. Covers the query, the rule settings that trip people up, routing to PagerDuty and Slack, and an end-to-end test.