技术方案 mysql 数据库高可用性方案 撰写人：陈明 2 0 1 0 -7 -2 5方案 目 录 I 综述 ......................................................................... 2 II 实现目标 ..................................................................... 2 III 方案建设概要 ................................................................ 2 III.1 现有高可用方案分析 ............................................................................................................ 2 III.2 My sql+replication ................................................................................................................... 2 III.2.1 概述 ............................................................................................................................. 2 III.2.2 My sql replication 方案拓扑图..................................................................................... 3 III.2.3 My sql+replication 优缺点 ........................................................................................... 4 III.3 my sql + heartbeat + 共享存储 ............................................................................................... 4 III.3.1 概述 ............................................................................................................................. 4 III.3.2 My sql+heartbeat+共享存储方案拓扑图 ..................................................................... 5 III.3.3 My sql+heartbeat+共享存储优缺点............................................................................. 6 III.4 My sql+drbd+heartbeat ............................................................................................................ 6 III.4.1 概述 ............................................................................................................................. 6 III.4.2 My sql+drbd+heartbeat 方案拓扑图 ............................................................................ 7 III...
