[mdatagen] Clarify some comments in metadata.yaml schema (#6976)

open-telemetry · Dec 30, 2021 · dfa06ab · dfa06ab
1 parent 6b42249
commit dfa06ab
Showing 1 changed file with 3 additions and 2 deletions.
diff --git a/cmd/mdatagen/metric-metadata.yaml b/cmd/mdatagen/metric-metadata.yaml
@@ -29,9 +29,10 @@ metrics:
     <sum|gauge|histogram>:
       # Required for sum and gauge metrics: type of number data point values.
       value_type: # int | double
-      # Required for sum metric.
+      # Required for sum metric: whether the metric is monotonic (no negative delta values).
       monotonic: # true | false
-      # Required for int sum and histogram metrics.
+      # Required for sum and histogram metrics: whether reported values incorporate previous measurements
+      # (cumulative) or not (delta).
       aggregation: # delta | cumulative
     # Optional: array of attributes that were defined in the attributes section that are emitted by this metric.
     attributes: