[02:07:41] FIRING: SystemdUnitFailed: man-db.service on grafana2001:9100 - https://wikitech.wikimedia.org/wiki/Monitoring/check_systemd_state - https://grafana.wikimedia.org/d/g-AaZRFWk/systemd-status - https://alerts.wikimedia.org/?q=alertname%3DSystemdUnitFailed [02:29:16] RESOLVED: SystemdUnitFailed: man-db.service on grafana2001:9100 - https://wikitech.wikimedia.org/wiki/Monitoring/check_systemd_state - https://grafana.wikimedia.org/d/g-AaZRFWk/systemd-status - https://alerts.wikimedia.org/?q=alertname%3DSystemdUnitFailed [19:10:41] FIRING: PrometheusRuleEvaluationFailures: Prometheus rule evaluation failures (instance titan2001:17902) - https://wikitech.wikimedia.org/wiki/Prometheus - https://grafana.wikimedia.org/d/GWvEXWDZk/prometheus-server?var-datasource=codfw%20prometheus%2Fops - https://alerts.wikimedia.org/?q=alertname%3DPrometheusRuleEvaluationFailures [19:15:41] RESOLVED: PrometheusRuleEvaluationFailures: Prometheus rule evaluation failures (instance titan2001:17902) - https://wikitech.wikimedia.org/wiki/Prometheus - https://grafana.wikimedia.org/d/GWvEXWDZk/prometheus-server?var-datasource=codfw%20prometheus%2Fops - https://alerts.wikimedia.org/?q=alertname%3DPrometheusRuleEvaluationFailures