一、数据备份及异地灾备系统项目分析................................................................................................1
二、数据备份及异地灾备系统项目调研................................................................................................4
2.1 国际灾备系统的定义以及容灾级别..............................................................................................4
2.2 国际标准灾备系统的组成.............................................................................................................8
2.3 计算机系统灾难分析.....................................................................................................................9
2.3.1
自然灾害：
..............................................................................................................................9
3.3.2
计算机系统故障：
................................................................................................................10
2.3.3
人为因素：
.............................................................................................................................11
2.4 国外计算机灾难案例....................................................................................................................11
三．国税总局灾备调研..........................................................................................................................13
3.1 国税总局备份系统设计原则.......................................................................................................13
3.2 国税总局存储备份及管理设计思路...........................................................................................15
四、数据级灾备需求分析......................................................................................................................26
4.1 建设目的.......................................................................................................................................27
4.2 建设目标：....................................................................................................................................28
4.3．详细需求分析............................................................................................................................29
4.3.1
备份管理系统具体需求
........................................................................................................29
4.3.2
各区服务器备份及容灾需求：
............................................................................................31
4.4、技术指标要求............................................................................................................................33
4.4.1
备份软件
...............................................................................................................................33
4.4.2
自动磁带库要求
....................................................................................................................35
4.4.3
数据远程复制软件要求：
....................................................................................................35
4.4.4
存储系统要求：
....................................................................................................................36
五 数据备份及异地灾备系统规划........................................................................................................39
5.1 数据备份规划...............................................................................................................................40
5.2 数据备份系统设计原则................................................................................................................42
六 我省数据备份及异地灾备系统设计................................................................................................50
七 数据备份及异地灾备系统选型比较过程........................................................................................59
八 数据备份及异地容灾系统建设方案................................................................................................68
九 我省数据备份和恢复策略................................................................................................................84
十 我省异地灾备系统方案详解..........................................................................................................102
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