What is StreamsGroupDescribe?
Shows Kafka Streams groups managed under the broker-side assignor (KIP-1071), with per-member task assignments (active, standby, warm-up) and the group epoch. Rapidly incrementing epochs indicate frequent membership changes, which could signal instability.
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
StreamsGroupDescribeRequest v0
GroupIds
[]string
IncludeAuthorizedOperations
bool · 1B
tagged
var
Schema & Example
Schema { "GroupIds": [string], "IncludeAuthorizedOperations": bool }
Example { "GroupIds": ["value-1", "value-2"], "IncludeAuthorizedOperations": 2 }