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Design SLO burn-rate alerts that page on real impact, not noise

A practical Prometheus, Grafana, and Alertmanager flow for turning error budget into actionable on-call signals.

Learn how to define a useful SLI, combine multi-window burn alerts, control cardinality, and validate that an SLO page fires only on real impact.

Created: June 11, 2026

Published: June 11, 2026

Estimated time35 min
LevelIntermediate
Before you startPrometheus with HTTP API metrics
PlatformsLinux
WhatsAppXLinkedIn

Linux

Validation from a Linux workstation with promtool, curl, jq, and access to Prometheus/Alertmanager.

promtoolcurljqoptional amtool
Validate Prometheus rules
promtool check rules rules/checkout-api-slo-burn.yaml
Query active alert
curl -G http://localhost:9090/api/v1/query --data-urlencode 'query=ALERTS{alertname="CheckoutApiFastBurn"}' | jq
Also available inDiseñar alertas de burn rate SLO que paginen por impacto real, no por ruido

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