IBM容灾白皮书

kevin

IBM容灾白皮书下载第一章信息—企业的财富与麻烦..........................................................................................6
前言.................................................................................................................................6
IT 大集中－ 把蛋都装进篮子里...................................................................................6
容灾－覆巢之下，亦有完卵...........................................................................................7
第二章容灾概述...................................................................................................................9
概述.................................................................................................................................9
容灾的实质是确保永不停顿的业务运营......................................................................11
容灾的IT 实现..............................................................................................................13
容灾的7 个层次...................................................................................................14
0 层- 没有异地数据(No off-site Data) .....................................................15
1 层- PTAM 卡车运送访问方式 (Pickup Truck Access Method) ...........15
2 层- PTAM 卡车运送访问方式+热备份中心 (PTAM + Hot Center) ...15
3 层- 电子链接 (Electronic Vaulting) ......................................................15
4 层- 活动状态的备份中心 (Active Secondary Center) .........................15
5 层– 两个活动的数据中心，确保数据一致性的两阶段传输承诺
（Two-Site Two-Phase Commit） ............................................................15
6 层- 0 数据丢失 (Zero Data Loss)，自动系统故障切换.......................15
容灾的业务恢复时间段.......................................................................................16
容灾所涉及的恢复技术.......................................................................................16
应用恢复技术............................................................................................16
网络恢复技术............................................................................................17
数据恢复技术............................................................................................17
第三章容灾方案分析...........................................................................................................18
业务连续性开发模式....................................................................................................18
阶段一、灾难类型分析（风险分析）.................................................................19
阶段二、业务冲击分析.......................................................................................20
阶段三、企业容灾环境分析................................................................................21
阶段四、容灾策略制订.......................................................................................21
阶段五、容灾方案设计.......................................................................................22
阶段六、业务连续性流程设计............................................................................23
阶段七、业务连续性流程及容灾方案管理和测试..............................................22
七层灾难恢复解决方案................................................................................................24
恢复的7 个层次...................................................................................................24
细述7 个层次......................................................................................................25
0 层：无异地备份数据 (No off-site Data)...............................................25
1 层：有数据备份，无备用系统（Data Backup with No Hot Site）.....26
2 层：有数据备份，有备用系统（Data Backup with Hot Site）.........26
3 层：电子链接（Electronic Vaulting） ..................................................27
4 层：使用快照技术拷贝数据（Point-in-time Copies） ......................27
5 层：交易的完整性（Transaction Integrity）......................................28
6 层：少量或无数据丢失（Zero or little data loss）.............................28

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lwy0211

学习中，非常感谢

powibamred

这个资料很经典，IBM还是有贡献的

皎月9492

IBM的资料一贯不错的

eisoo

谢谢非常好，值得学习，共同进步

dingshouzheng

我对本帖的评价是 G00d!

ASDFGH

习中，非常感谢

clock0120_cn

非常好，感谢楼主

bonoxiao

感谢楼主分享！