When you have the backup, place a copy of it in a highly available file system; otherwise, a disk outage on your deployment manager server could make the backups unavailable to you.
当您进行备份后，将其副本放到一个高度可用的文件系统中；否则，部署管理器服务器出现磁盘故障会使这些备份变得不可用。
These almost always provide a minimal single-user environment that you can use to run disk checks (FSCK), check for system compromises, or restore damaged files from backup.
它们通常提供了最基本的单用户环境，您可以使用这个环境进行磁盘检查(fsck)、系统安全漏洞检查，或者从备份恢复受损的文件。
This article also documents the use of 'flash-copy' services to create a backup disk to be used for system recovery.
本文还讨论如何使用' flash - copy '服务创建用于系统恢复的备份磁盘。
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