Quick note on counter_rates and timer_data

draco2003 · Nov 4, 2012 · c9e09f8 · c9e09f8
1 parent dc03d36
commit c9e09f8
Showing 1 changed file with 3 additions and 2 deletions.
diff --git a/README.md b/README.md
@@ -276,8 +276,9 @@ metrics: {
 }
   ```
 
-  Each backend module is passed the same set of statistics, so a
-  backend module should treat the metrics as immutable
+  The counter_rates and timer_data are precalculated statistics to simplify
+  the creation of backends. Each backend module is passed the same set of
+  statistics, so a backend module should treat the metrics as immutable
   structures. StatsD will reset timers and counters after each
   listener has handled the event.