https://victoriametrics.com/blog/vmestimator-announcement/
Announcing vmestimator: Real-time Cardinality Estimations for VictoriaMetrics and Prometheus
Jul 14, 2026 - vmestimator is a new open-source tool that estimates metric cardinality in real time. It can alert to high-cardinality spikes before they slow queries and...
real timeannouncingcardinalityestimationsvictoriametrics