进行一次文件系统备份。
Why a DB2 backup and not a file system backup?
为什么是DB2备份而不是文件系统备份？
A file system backup, on the other hand, is all or nothing.
而在文件系统备份中，要么是全部恢复，要么一个也不恢复。
The backup process is not a file system backup; it is a logical backup.
这种备份不是文件系统的备份，而是逻辑上的备份。
You can also freeze file systems to support snapshots for file system backup.
也可以冻结文件系统来支持文件系统备份的快照。
Let's look at a system backup using the AIX tool called 'mksysb' (Make system backup).
让我们看看使用名为“mksysb”(MakeSystem Backup)的AIX工具进行的系统备份。
This is the full system backup that you would do periodically to capture the entire system.
这是完全系统备份，您要定期执行以保存整个系统。
Compared with file system backup, BLI can achieve higher backup performance and less space occupation.
与文件级备份相比，块级备份在备份性能和空间利用率上都得到了很大的提高。
A whole-system backup is a snapshot of the entire system at a single point in time (known as the archive checkpoint).
全系统备份是某一指定时间点(即归档检查点)上整个系统的快照。
Because it doesn't use the file backup flag bit of file system, it is not limited by file system backup function.
由于不使用文件系统的文件备份标志位，因此不受文件系统备份功能的限制。
Under this case, we try to find out one system backup scheme which is practical and appropriate to network system.
在这种情况下，本文力求找出一种对网络系统合理实用的系统备份方案。
As always, keep backups of all the files you change and have at least one system backup image in case the worst happens.
永远记住要备份您所修改过的所有文件，为了防止最坏的情况发生，您还需要有至少一个系统备份的映像。
If you're planning on making major upgrades to your Linux system, this may be a good time to perform a full system backup.
如果您正在计划对您的Linux系统进行重大升级，则现在可能是执行全系统备份的好时机。
A key recovery system is a system backup and restore tool, which allows the system more efficient and easier to back up!
一键恢复系统是一款系统备份和还原的工具，它让系统备份更简单更快捷！
For example, if the largest dbspace is backed up in parallel to other smaller dbspaces, the complete system backup will take less time.
例如，如果对最大的dbspace和其它较小的dbspace并行地进行备份，则整个系统备份花费的时间更少。
High reliability: Hosting support multi-level backup and recovery, including backup machine, system backup and application backup.
高可靠性：主机服务支持多级的备份与恢复，包括备机、系统备份与应用备份。
The distributed Content Manager system backup strategies and considerations can be complex and therefore out of the scope of this article.
分布式ContentManager系统备份策略和考虑事项非常复杂，超出了本文的讨论范围。
Normally a system backup is carried out when there are changes to the system, (the installation of new application or patches, for example).
通常系统备份是在系统发生变化时执行的(例如安装新应用程序或补丁)。
This step can be integrated with an existing file system backup strategy to ensure that all relevant WebSphere Application Server information is backed up.
您可以将此步骤与现有的文件系统备份策略集成在一起，以确保所有相关的WebSphereApplicationServer信息都得到备份。
Use a file system backup methodology, specific to your operating system (and not explained here) to save the entire profile directory for the deployment manager.
其具体做法为：使用特定于操作系统的文件系统备份方法(此处不再赘述)保存部署管理器的整个概要目录。
During a parallel backup, whether it is a standard backup (onbar -b) or whole-system backup (onbar -b -w), multiple processes run simultaneously and back up data to separate dbspaces.
在并行备份期间，不管是标准备份(onbar -b)还是全系统备份(onbar - b- w)，都是多个进程同时运行，并将数据备份到不同的dbspace中。
Strategy 3: System backup and restore.
策略3：系统备份和恢复。
System backup is an essential part of a backup and is usually forgotten.
系统备份是备份中的一个重要部分，但往往被忽略。
You don't need to specify the '-w' flag if you want to restore a Whole-System-Backup.
如果您想恢复一个Whole-System-Backup（完全系统备份），那么并不需要指定'-w'标志。
You don't need to specify the '-w' flag if you want to restore a Whole-System-Backup.
如果您想恢复一个Whole-System-Backup（完全系统备份），那么并不需要指定'-w'标志。
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