12306互联网售票系统余票数据一致性保障技术方案研究  

Research on technical solutions of data consistency assurance of surplus tickets in 12306 Internet ticketing and reservation system

作　　者：李杨 李雯 胡志鹏 戴琳琳 LI Yang;LI Wen;HU Zhipeng;DAI Linlin(China Rails Travel Technology Co.Ltd.,Beijing 100081,China;Institute of Computing Technologies,China Academy of Railway Sciences Corporation Limited,Beijing 100081,China)

机构地区：[1]中铁程科技有限责任公司,北京100081 [2]中国铁道科学研究院集团有限公司电子计算技术研究所,北京100081

出　　处：《铁路计算机应用》2021年第4期11-16,共6页Railway Computer Application

基　　金：中国铁路总公司科技研究开发计划项目(P2018X002)。

摘　　要：为了提高旅客互联网购票体验,减少购票中出现的余票问题,研究分析故障原因,制定了12306互联网售票系统余票数据一致性保障技术方案,组合运用加强数据同步链路监控、余票数据一致性检测与修复、余票计算规则检查、余票数据缓存有效期动态调整等多种技术手段。方案已于2019年12月底实施,使用方案实施前后因余票问题导致的旅客投诉率对方案实施效果进行评价,结果表明:方案实施后客户投诉率降低了80%。In order to improve the passenger's experience in on-line ticket purchase and to reduce the occurrences of surplus tickets troubles,the causes of surplus tickets troubles are analyzed and a portfolio of technical solutions to assure the data consistency of surplus tickets in 12306 Internet ticketing and reservation system is proposed by combining several technical solutions including enhanced link monitoring of surplus tickets data synchronization,detection and repair of data inconsistency of surplus tickets,validation of surplus tickets calculation rules,dynamic adjustment of cache aging duration and so on.This portfolio was implemented in Dec,2019 and its effect is evaluated by using the rate of customer complaints on surplus tickets troubles.The statistics shows that the customer complaint rate had been reduced by 80%after the implementation of this portfolio.

关 键 词：铁路客票发售和预订系统 互联网售票 余票查询 故障分析 数据一致性 数据同步 

分 类 号：U293.22[交通运输工程—交通运输规划与管理] TP39[交通运输工程—道路与铁道工程]