备份机制 backup mechanism
数据备份机房 Data backup engine room ; Data backup room
数据项备份机制 Data Item Replication
另一台主机为备份机 Standby Server
双机热备份 Hot Standby ; HA-HS ; dual-system hot backup
脱机备份 offline backup ; Off Host Backup ; Cool Backup
备份计算机 Back up Computer
备份主机 Backup Host
备份您的计算机 Backup Your Computer
猛禽07号机是上述四机试飞阶段的备份机。
这种解决方案的关键是选择了基于电源虚拟化的高可用性配置，它允许应用程序自动从故障机转移到备份机。
The key to the solution is the option of high availability configurations based on Power virtualization, which allows applications to automatically be moved off of a failing machine to a backup.
很显然他们通常所用的备份流程在备份虚拟机镜像的时候失败了，而没有给出提示。
And apparently their normal backup process silently fails at backing up VM images.
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