Available in: Redis Stack
Time complexity: O(1)
Returns compression, capacity, total merged and unmerged nodes, the total compressions made up to date on that key, and merged and unmerged weight.
Array reply with information of the sketch.
redis> tdigest.info t-digest
1) Compression
2) (integer) 100
3) Capacity
4) (integer) 610
5) Merged nodes
6) (integer) 3
7) Unmerged nodes
8) (integer) 2
9) Merged weight
10) "120"
11) Unmerged weight
12) "1000"
13) Total compressions
14) (integer) 1