Vahid Hashemian created KAFKA-5639:
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Summary: Enhance DescribeGroups API to return additional group
information
Key: KAFKA-5639
URL: https://issues.apache.org/jira/browse/KAFKA-5639
Project: Kafka
Issue Type: Improvement
Components: core
Reporter: Vahid Hashemian
Assignee: Vahid Hashemian
Priority: Minor
The
[{{DescribeGroups}}|https://kafka.apache.org/protocol#The_Messages_DescribeGroups]
API v1 currently returns this information for each consumer group:
* {{error_code}}
* {{group_id}}
* {{state}}
* {{protocol_type}}
* {{protocol}}
* {{members}}
There are additional info in a {{GroupMetadata}} object on the server side,
some of which could be useful if exposed via the {{DescribeGroups}} API. Here
are some examples:
* {{generationId}}
* {{leaderId}}
* {{numOffsets}}
* {{hasOffsets}}
Enhancing the API with this additional info means improving the existing tools
that make use of the API. For example, using this additional info, the consumer
group command's {{\-\-describe}} output will provide more information about
each consumer group to help with its monitoring / troubleshooting / ....
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