| Interface | Description |
|---|---|
| Counters |
Counters count occurrences of an event.
|
| Gauges |
Gauges are arbitrary, persistent values.
|
| Metrics |
WARNING: Experimental feature.
|
| Sets |
Sets report the number of unique elements that are received in a flush period.
|
| Timers |
Timers measure the amount of time an operation took to complete, in milliseconds.
|