[设置高可用性环境](chapter2/section3/subsection3/Setting up a high availability environment.md)
[高可用性要求](chapter2/section3/subsection3/High availability requirements.md)[准备高可用性](chapter2/section3/subsection3/Preparing high availability.md)[启用高可用性环境](chapter2/section3/subsection3/Enable a high availability environment.md)[验证高可用性环境](chapter2/section3/subsection3/Verifying a high availability environment.md)[对高可用性环境启用进行故障排除](chapter2/section3/subsection3/Troubleshooting a high availability environment enab