SLO Policy Builder

v1.0.0

Formalise availability and latency SLOs — SLI definition, target, window, exclusion list.

Service name

SLI description

SLO target (%)

Rolling window (days)

Exclusions (planned maintenance etc)

SLO Policy YAML

slo:
  service: api-gateway
  version: v1
  sli:
    description: "HTTP requests returning 2xx within 200ms"
  objective:
    target: 99.9%
    window: 30d
    error_budget_minutes: 43
  exclusions:
    - "Planned maintenance windows"
  burn_rate_alerts:
    - name: fast_burn
      window: 1h
      threshold: 14.4x
    - name: slow_burn
      window: 6h
      threshold: 6x

# Error budget: 43 minutes over 30 days
# 100% consumed = service cannot miss a single request