#metric-relabeling

Control Prometheus Cardinality with metric_relabel_configs Before Storage

Use metric_relabel_configs to drop high-cardinality labels before samples reach TSDB. A keep rule plus labeldrop for path reduces series count and query cost without changing the exporter.

observability-hygieneprometheusprometheus-metricsTasadduq Burneyowner33.8K rep · 05 Feb 2026, 00:01 UTC