PostgreSQLExporterMissingScrapeErrorMetric #
Meaning #
Alert is triggered when Prometheus doesn’t collect the last scrape error metric for the Prometheus PostgreSQL exporter.
Impact #
Monitoring system is degraded. The exporter is either down or failing to expose some metrics.
Diagnosis #
- Check Prometheus PostgreSQL exporter logs
Mitigation #
Identify and fix the errors reported by the exporter.