4.0

Kafka topics

Lenses requires these Kafka topics to be available, otherwise it will try to created them. The topics can be created manually before Lenses is run, or allow Lenses the correct Kafka ACLs to create the topics:

KeyDescriptionPartitionReplicationDefaultCompactedRetention
lenses.topics.external.topologyTopic for applications to publish their topology13 (recommended)__topologyyesN/A
lenses.topics.external.metricsTopic for external application to publish their metrics13 (recommended)__topology__metricsno1 day
lenses.topics.metricsTopic for SQL Processor to send the metrics13 (recommended)_kafka_lenses_metricsno1 day