lib/new_relic/stats.rb in newrelic_rpm-2.10.5 vs lib/new_relic/stats.rb in newrelic_rpm-2.10.6

@@ -24,11 +24,28 @@
     end
     def average_exclusive_time
       return 0 if call_count == 0
       total_exclusive_time / call_count
     end
-    
+
+    # merge by adding to average response time
+    # - used to compose multiple metrics e.g. dispatcher time + mongrel queue time
+    def sum_merge! (other_stats)
+      Array(other_stats).each do |s|
+        self.total_call_time += s.total_call_time
+        self.total_exclusive_time += s.total_exclusive_time
+        self.min_call_time += s.min_call_time
+        self.max_call_time += s.max_call_time
+        #self.call_count += s.call_count - do not add call count because we are stacking these times on top of each other
+        self.sum_of_squares += s.sum_of_squares if s.sum_of_squares
+        self.begin_time = s.begin_time if s.begin_time.to_f < begin_time.to_f || begin_time.to_f == 0.0
+        self.end_time = s.end_time if s.end_time.to_f > end_time.to_f
+      end
+
+      self
+    end
+
     def merge! (other_stats)
       Array(other_stats).each do |s|
         self.total_call_time += s.total_call_time
         self.total_exclusive_time += s.total_exclusive_time
         self.min_call_time = s.min_call_time if (s.min_call_time < min_call_time && s.call_count > 0) || call_count == 0
@@ -170,10 +187,10 @@
     end
     
     # Summary string to facilitate testing
     def summary
       format = "%m/%d %I:%M%p"
-      "[#{Time.at(begin_time).strftime(format)}, #{duration}s. #{call_count} calls; #{to_ms(average_call_time)}ms]"
+      "[#{Time.at(begin_time).strftime(format)}, #{'%2.3fs' % duration}; #{'%4i' % call_count} calls #{'%4i' % to_ms(average_call_time)} ms]"
     end
     
     # round all of the values to n decimal points
     def round!
       self.total_call_time = round_to_3(total_call_time)