H3C CAS云计算管理平台备份容灾方案最佳实践-5W103.pdf
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H3C CAS 云计算管理平台
备份容灾方案最佳实践
资料版本：5W103-20230727
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目 录
1 CAS 容灾方案简介 ··································································································································· 4
1.1 备份容灾简介 ········································································································································ 4
1.1.1 关键性能指标 ····························································································································· 4
1.1.2 容灾系统的分类 ························································································································· 5
1.2 CAS 备份容灾方案简介 ························································································································ 5
2 CAS 备份功能 ·········································································································································· 6
2.1 简介 ······················································································································································ 6
2.2 备份原理 ··············································································································································· 7
2.2.2 全量备份 ···································································································································· 8
2.2.3 增量备份 ···································································································································· 9
2.2.4 差异备份 ·································································································································· 10
2.2.5 CBT 备份 ································································································································· 11
2.3 注意事项 ············································································································································· 12
2.4 虚拟机备份操作步骤 ··························································································································· 12
2.4.1 设置备份网络 ··························································································································· 12
2.4.2 备份虚拟机 ······························································································································· 14
2.5 虚拟机恢复操作步骤 ··························································································································· 21
2.5.1 虚拟机恢复分类 ······················································································································· 21
2.5.2 操作步骤 ·································································································································· 21
3 存储复制容灾 ········································································································································· 28
3.1 基于存储复制的站点容灾功能介绍 ····································································································· 28
3.2 存储复制容灾功能介绍 ······················································································································· 29
3.2.1 适用场景 ·································································································································· 29
3.2.2 灾备等级 ·································································································································· 30
3.2.3 软硬件要求 ······························································································································· 30
3.2.4 实现机制 ·································································································································· 30
3.2.5 功能特色 ·································································································································· 31
3.2.6 配置流程 ·································································································································· 31
3.3 存储复制容灾配置举例 ······················································································································· 34
3.3.1 注意事项 ·································································································································· 35
3.3.2 组网 ········································································································································· 36
3.3.3 准备存储环境 ··························································································································· 36
3.3.4 配置 CAS 环境 ························································································································· 57
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