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目 录
1 容灾简介 ·················································································································································· 1
1.1 容灾系统关键性能指标 ························································································································· 1
1.1.1 RPO ··········································································································································· 1
1.1.2 RTO ··········································································································································· 1
1.2 容灾系统的分类 ···································································································································· 2
1.3 关键技术-CDP 技术 ······························································································································ 2
2 基于磁盘备份的站点容灾功能介绍 ·········································································································· 3
2.1.1 适用场景 ···································································································································· 3
2.1.2 软硬件要求 ································································································································· 3
2.1.3 实现机制 ···································································································································· 4
2.1.4 容灾配置流程 ····························································································································· 4
3 磁盘备份容灾配置举例 ····························································································································· 8
3.1 组网 ······················································································································································ 8
3.2 安装 CDP 功能组件 ······························································································································ 9
3.2.1 UIS 标准版 E0742 之前版本安装方法 ························································································ 9
3.2.2 UIS 标准版 E0742 及之后版本安装方法 ···················································································· 9
3.3 保护站点准备 ······································································································································ 10
3.4 恢复站点准备 ······································································································································ 14
3.5 配置磁盘备份容灾 ······························································································································ 15
3.6 容灾切换场景 ······································································································································ 20
3.6.1 演练/结束演练 ·························································································································· 20
3.6.2 计划恢复 ·································································································································· 25
3.6.3 清理备份数据 ··························································································································· 28
3.6.4 故障恢复 ·································································································································· 30
3.6.5 反向恢复 ·································································································································· 32
4 附录:UIS 超融合管理平台磁盘备份容灾客户端兼容性列表 ································································· 38
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