现在企业的商业活动越来越依赖于网络,越来越多的企业在寻找一种强大的数据中心架构,这种高可用的结构能够减少甚至消除正常和非正常的停机对业务可用性造成的影响。什么是双活数据中心?建立多个数据中心来实现业务的容灾成为必然的选择。我们通常将数据中心分为3个类型:主数据中心/灾备数据中心、双运营数据中心以及双活数据中心。主数据中心/灾备数据中心:用户所有的业务系统在主数据中心中运行,而灾备数据中心为业务系统提供冷备或热备。当主 As businesses increasingly rely on the Web for business activities, more and more businesses are looking for a robust data center architecture that reduces or even eliminates the impact of normal and abnormal downtime on business usability . What is a dual-active data center? Establishing multiple data centers to achieve disaster recovery business has become an inevitable choice. We usually divide the data center into 3 types: main data center / disaster recovery data center, double operation data center and double live data center. Primary Data Center / Disaster Recovery Data Center: All of the user’s business systems are running in the primary data center, while disaster recovery data centers provide cold or hot standby for business systems. When the Lord