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Consumer Group
NameTypeDescription
Group IDstringThe group ID as configured by the consumer. The ID uniquely identifies the group.
Group Epochint32The current epoch of the group. The epoch is incremented by the group coordinator when a new assignment is required for the group.
Members[]MemberThe set of members in the group.
Partitions Metadata[]PartitionMetadataThe metadata of the partitions that the group is subscribed to. This is used to detect partition metadata changes.
Member
NameTypeDescription
Member IDstringThe unique identifier of the member. It is generated by the client once and must be used during its lifetime. The ID is similar to an incarnation ID.
Instance IDstringThe instance ID configured by the consumer.
Client IDstringThe client ID configured by the consumer.
Client HoststringThe client ID configured by the consumer.
Subscribed Topic Names[]stringThe current set of subscribed topic names configured by the consumer.
Subscribed Topic RegexstringThe current subscription regular expression configured by the consumer.
Server AssignorstringThe server side assignor used by the group.
Client Assignors[]AssignorThe list of client-side assignors supported by the member. The order of this list defined the priority.
Assignor
NameTypeDescription
NamestringThe unique name of the assignor.
Reasonint8The reason why the metadata was updated.
Minimum Versionint16The minimum version of the metadata schema supported by this assignor.
Maximum Versionint16The maximum version of the metadata schema supported by this assignor.
Versionint16The version used to encode the metadata.
MetadatabytesThe metadata provided by the consumer for this assignor.

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