Kafka Consumers
The Consumers page displays the list of consumers residing in the Kafka cluster.
Clusters
This tab displays the list of clusters currently connected. The Consumer metrics are displayed for each cluster. Click a cluster name to view the associated metrics.
You can view data of consumers service in the following columns.
| Column Name | Description |
|---|---|
| Group Name | The name of the consumer group. |
| Coordinator | Broker number assigned to the consumer group. |
| Coordinator Host | The broker selected as the coordinator for a group. |
| # of Members | The number of members in the group. |
| State | The current state of the consumer group. The state can be either of the following: Completing Rebalance, Dead, Empty, Preparing Rebalance, Stable, Unknown. |
| Assignment Strategy | The consumer or producer strategy used to read and assign data from topics. The strategy can be either Range or Round Robin. |
| Simple Group | Returns True when a consumer group processing is simple and returns False when a consumer group processing is of a high-level. |
| Lag | The amount of lag between Kafka producers and consumers. |
| Time Lag | The message offset ID difference between the last produced message for a topic partition in Kafka and the last consumed message for that topic partition in Kafka. The lag can be in one of the following state: None: No lag. Double: The lag is double the expected lag. Infinity: Unknown lag. |
| Partitions | The range of partitions the consumer group reads, to the total number of partitions assigned to that group. |
Sorting on a string-type column is case-sensitive. The uppercase values or inputs appear first in the order followed by the lowercase values.
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