Apache ZooKeeperMetricconfluent_kafka_broker_active_controller
Number of active controllers in the cluster (should be 1)Dimensions:None
Technical Annotations (3)
Technical References (3)
controllercomponentin-sync replica (ISR)conceptleader electionconceptRelated Insights (3)
Active controller count deviation from one disrupts cluster operationscritical
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Active controller count must equal exactly onecritical
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Unclean leader elections risk data losscritical
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