THIS IS A TEST INSTANCE. ALL YOUR CHANGES WILL BE LOST!!!!
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| MBean name | Description |
|---|---|
| kafka.server:type=KafkaServer,name=MetadataType | An enumeration of: ZooKeeper (1), Dual (2), KRaft (3). Each broker reports this. |
| kafka.controller:type=KafkaController,name=Features,feature={feature},level={leve} | The finalized set of features with their level as seen by the controller. |
| kafka.controller:type=KafkaController,name=MigrationState | An enumeration of the possible migration states the cluster can be in. This is only reported by the active controller. The "ZooKeeper" and "MigrationEligible" states are reported by the ZK controller, while the remaining states are reported by the KRaft controller. |
| kafka.controller:type=KafkaController,name=ZooKeeperWriteBehindLag | The amount of lag in records that ZooKeeper is behind relative to the highest committed record in the metadata log. This metric will only be reported by the active KRaft controller. |
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