崩溃恢复是对日志文件进行处理，确保所有已提交的事务被写到磁盘，所有未提交的事务被回滚。
Crash recovery is the processing of the log files, making sure all committed transactions are written to disk and uncommitted transactions are rolled back.
另外还使用一个小磁盘进行自动内部集群恢复。
Another small disk will be leveraged for automatic internal cluster recovery purposes.
有了这个紧急维护空间，就可以利用它对一块已满的磁盘进行恢复。
That emergency maintenance space is there so it can be used to recover from an overfull disk.
与onbar相比，ontape在设置方面简单得多，并且更容易使用；ontape不需要存储卷管理器，可以使用磁带或磁盘设备进行备份和恢复。
Compared with onbar, ontape is much simpler in setting up and much easier to use; ontape does not require storage volume manager and could either use tape or disk devices for backup and restore.
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。
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.
然后停止定期复制，并将磁盘供灾难中心用于进行恢复。
Then stopping the periodic copying and letting the disks be used by the disaster center to recover.
这使您能够利用多个磁盘路径，如果首选路径失败，可以进行故障恢复。
This enables you to take advantage of more than one path to disk and allow failover to occur if the preferred path fails.
而且，如果您的确需要进行紧急系统恢复，也不想将宝贵的时间都浪费在寻找系统恢复所需的足够磁盘空间以及再在mksysb备份中清理数据文件系统的过程。
And, if you do need to do an urgent system recovery, you don't want to lose precious time finding large enough disks to restore to and then have to untangle data file systems from your mksysb backup.
您可以使用它进行磁盘分区、格式化、磁盘克隆、修改密码、数据恢复、系统安装等一系列日常应急维护工作。
You can use it to partition, format, disk cloning, change passwords, data recovery, system installation and a series of daily emergency maintenance work.
您可以使用它进行磁盘分区、格式化、磁盘克隆、修改密码、数据恢复、系统安装等一系列日常应急维护工作。
You can use it to partition, format, disk cloning, change passwords, data recovery, system installation and a series of daily emergency maintenance work.
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