# File lib_wpm/wpm/webrickdriver.rb, line 81
      def service(req, res)
        driver = WPM::WEBrickDriver.new(req, res)
        @writer.run(driver)
        hit = @writer.prof[:hit]
        unhit = @writer.prof[:unhit]
        @logger.debug("#{req.script_name}: page cache report: hit/unhit = #{hit}/#{unhit}")
        nil
      end