address comment

Author: zirain

networking/v1alpha3/destination_rule.pb.go

@@ -295,6 +295,11 @@ message TrafficPolicy {
     // +kubebuilder:validation:Minimum=0
     google.protobuf.DoubleValue percent = 1;
     // Specifies the minimum retry concurrency allowed for the retry budget.
+    // For example, a budget of 20% with a minimum retry concurrency of 3
+    // will allow 5 active retries while there are 25 active requests.
+    // If there are 2 active requests, there are still 3 active retries
+    // allowed because of the minimum retry concurrency.
+    //
     // Defaults to 3.
     //
     uint32  min_retry_concurrency = 2;