Monitoring Task: Prometheus and Grafana Health Checks

Description

Ensure monitoring stack is up-to-date, reachable, and properly collecting and visualizing metrics.

Checklist

• Is Prometheus scraping targets?
• Are Grafana dashboards loading?
• Are alerts firing as expected?

Triage Steps

1. Check Prometheus status:
2. Visit /targets page to check scrape status
3. Review logs:

   docker logs prometheus
   

4. Check Grafana:
5. Access dashboards
6. Verify data sources

7. Check grafana.log

8. Test alerts (silence or trigger manually)

Preventive Actions

• Backup config files and dashboards
• Set up external alert notification (email, Slack)
• Monitor monitoring!

Tools & Commands

• Prometheus UI, Grafana UI, docker logs, alertmanager