磁盘上的不可靠数据、电源故障、以及系统崩溃的等问题可能会导致调整过程发生灾难性故障。
Problems such as corrupt data on the disk, power failures, and system crashes can all cause catastrophic failure of the resizing process.
传统的UPS电源系统可以支持数据中心一个小时或更多，电池系统则可以将运行时间延长的更长。
Conventional UPS systems can power a data center for an hour or more, and battery systems can be extended centrally to provide more runtime.
在我的桌面工作站上运行的事务数据库，对于系统崩溃和电源故障非常稳定健壮，但是对于我的办公大楼发生大火灾却没有任何作用。
The transactional database running on my desktop workstation is robust to system crashes and power failures, but not to my office building burning down.
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