服务器崩溃咋补救?镜像设置省3天+零成本容灾方案,零成本服务器崩溃自救,镜像设置打造高效容灾方案
How to remedy a server crash? Mirror setup saves 3 days + zero-cost disaster recovery solution, zero-cost server crash self-rescue, mirror setup creates an efficient disaster recovery solution
以上为机器翻译结果，长、整句建议使用 人工翻译 。