It’s an important aspect when using Kafka and its extensions (Kafka Streams, Kafka Connect, ksqlDB..) to know what’s going on behind the scene!
<broker advertised listeners>:9999, using the JMX protocol
The <broker advertised listeners>
are NOT the bootstrap address you have configured in Conduktor to connect to your Kafka cluster. These things are entirely different, this is a specificity of how Kafka works. Please refer to understanding-kafka-listeners if you have no idea what we are talking about.
Therefore, your computer must be able to connect to this address:port for Conduktor to fetch the metrics.
Conduktor also supports connecting to JMX endpoints and registries through both one and two-way SSL.
<broker advertised listeners>:8778/jolokia
<broker advertised listeners>
are NOT the bootstrap address you have configured in Conduktor to connect to your Kafka cluster. These things are entirely different, this is a specificity of how Kafka works. Please refer to understanding-kafka-listeners if you have no idea what we are talking about.
Therefore, your computer must be able to connect to this address:port for Conduktor to fetch the metrics.