Counter / histogram surface for actor-creation-rate, mailbox-depth, persist-latency, cluster-gossip-rounds, broker-connect-attempts, etc. Pluggable exporter (Prom default, OTel as alternative).
Counter / histogram surface for actor-creation-rate, mailbox-depth, persist-latency, cluster-gossip-rounds, broker-connect-attempts, etc. Pluggable exporter (Prom default, OTel as alternative).