# File lib/phusion_passenger/union_station/transaction.rb, line 71
        def begin_measure(name, extra_info = nil)
                if extra_info
                        extra_info_base64 = [extra_info].pack("m")
                        extra_info_base64.gsub!("\n", "")
                        extra_info_base64.strip!
                else
                        extra_info_base64 = nil
                end
                times = Utils::NativeSupportUtils.process_times
                message "BEGIN: #{name} (#{current_timestamp.to_s(36)},#{times.utime.to_s(36)},#{times.stime.to_s(36)}) #{extra_info_base64}"
        end