What is ListGroups?
Enumerates all consumer groups known to a broker, used by kafka-consumer-groups.sh --list. Each broker only knows about groups it coordinates, so you must query all brokers for the complete picture (AdminClient does this automatically).
Wire Diagram
Request Header · flexible
message_size
int32 · 4B
api_key
int16 · 2B
api_version
int16 · 2B
correlation_id
int32 · 4B
client_id
string (compact)
tagged
var
ListGroupsRequest v3
tagged
var
Schema & Example
Schema
{
}Example
{
}