    # File lib/mongrel/handlers.rb, line 341
        def initialize(ops={})
          @sample_rate = ops[:sample_rate] || 300

          @processors = Mongrel::Stats.new("processors")
          @reqsize = Mongrel::Stats.new("request Kb")
          @headcount = Mongrel::Stats.new("req param count")
          @respsize = Mongrel::Stats.new("response Kb")
          @interreq = Mongrel::Stats.new("inter-request time")
        end