一、行业背景随着互联网行业大数据技术的兴起,云计算技术日趋成熟和普及,基于云计算的应用日益丰富,云计算技术已经引发了第三次信息技术革命。云计算技术以大系统、大数据为最显著的特征,而安防行业是一个非常典型的大数据应用场景,安防行业中的卡口监控系统、视频监控系统由大量的设备组成(包括大量的前端采集设备、后端平台和云计算服务器集群等),每天产生呈几何级增长的数据,随着智慧城市大型项目的不断成 I. Industry Background With the rise of big data technology in the internet industry, cloud computing technology is becoming more and more mature, and cloud-based applications are becoming more and more abundant. Cloud computing technology has triggered the third revolution in information technology. Cloud computing technology to large systems, big data for the most significant features, and security industry is a very typical big data scenarios, security industry bayonet monitoring system, video surveillance system consists of a large number of devices (including a large number of front-end Collection equipment, back-end platform and cloud computing server cluster, etc.), generating geometric growth-level data every day, with the smart city of large-scale projects continue to become