    # File lib/merb-core/bootloader.rb, line 209
      def self.run
        Merb::Config[:log_level] ||= begin
          if Merb.environment == "production"
            Merb::Logger::Levels[:warn]
          else
            Merb::Logger::Levels[:debug]
          end
        end

        Merb::Config[:log_stream] =
          Merb::Config[:original_log_stream] || Merb.log_stream
        nil
      end