神话区市政医院双活数据中心解决方案2016年11月9日1项目概述.......................................................................................................................................41.1项目背景............................................................................................................................41.2需求分析............................................................................................................................41.2.1行业发展要求..........................................................................................................41.3系统总体设计原则.............................................................................................................71.4业务系统特征及灾备需求.................................................................................................91.4.1HIS门诊类...............................................................................................................91.4.2HIS住院类...............................................................................................................91.4.3EMR电子病历系统...............................................................................................101.4.4PACS影像系统.......................................................................................................101.4.5LIS实验室检验系统..............................................................................................111.4.6医院各类经营管理系统........................................................................................111.4.7业务需求分析汇总................................................................................................122双活数据中心解决方案..............................................................................................................132.1总体架构设计..................................................................................................................132.2存储层双活HyperMetro技术.........................................................................................142.2.1HyperMetro双活集群原理...................................................................................142.2.2存储数据镜像........................................................................................................152.2.3存储数据修复........................................................................................................162.2.4逻辑错误保护........................................................................................................172.2.5高可靠仲裁防脑裂技术........................................................................................172.3数据库层解决方案...........................................................................................................192.3.1OracleRAC技术.....................................................................................................192.4应用层解决方案..............................................................................................................212.4.1Weblogic集群技术................................................................................................212.5管理层解决方案..............................................................................................................262.5.1灾备决策支持平台方案.....................
