dashboardsDesign and build Grafana dashboards from operator questions (is it healthy, where is the bottleneck, what changed, what should someone do) rather than from the list of available metrics, then keep them as code. Covers RED and USE panel sets, a quality checklist, current panel types, datasource UIDs,
instrumentationAdd and review production observability in application code, covering structured logs, metrics, OpenTelemetry traces, profiles, and alerts, plus SLIs, SLOs, and burn-rate alerts. Language-agnostic with short Go, Python, and TypeScript snippets. Use when instrumenting a service, adding spans or metri
postmortemWrite a blameless postmortem after an outage or significant degradation, covering metadata, a timeline with gap flags, 5 Whys to a fixable system gap, root cause versus contributing factors, impact, detection gap, where we got lucky, and owned and dated actions. Includes a short template for minor i
promqlQuery and debug Prometheus-compatible backends (Prometheus, Thanos, Mimir, VictoriaMetrics) and write Prometheus server config. Covers PromQL rules for counters, histograms, and query cost, USE and RED investigations, data gaps via `up`, scrape configs, recording and alerting rules, Alertmanager rou