执行文件系统日志校验和。
因为ext3使用物理日志记录，所以ext3日志将具有比其它文件系统日志(例如，XFS日志)更大的相对磁盘占用。
Because ext3 USES physical journaling, an ext3 journal will have a larger relative on-disk footprint than, say, an XFS journal.
如果可能的话，应该只使用日志文件系统。
If possible, you should use journaling file systems exclusively.
使用清单8所列的命令创建数据库，并将日志移动到日志文件系统。
Create the database and move the logs to the log file system using the commands in Listing 8.
创建数据库并将日志移动到日志文件系统。
Create the database and move the logs to the log file system.
似乎您在尝试直接从文件系统加载您的日志配置。
It seems you are trying to load your logging configuration directly from the file system.
比较新的日志文件系统简化了系统重新启动时的磁盘检查过程。
Newer journaling file systems simplify the disk-check process when the system starts up again.
许多比较老的文件系统缺少日志，这常常意味着在系统崩溃之后需要长时间的磁盘检查。
Many older file systems lack journals, which often means that they require lengthy disk checks after a system crash.
这两种定义是由于磁盘缓存而存在而产生的，对文件系统的日志有重大影响。
The difference between these two is a result of the drive cache and can have implications for the file system journal.
如果对于任何卷需要使用非日志文件系统，那么这个卷应该尽可能小。
If you need to use a non-journaling file system for any volume, try to keep that volume as small as possible.
定义日志文件系统的方法有很多种，但是让我们抓住要点。
You can define journaling file systems in many ways, but let's get right to the point.
在AIX中有两种文件系统结构：日志型文件系统(JFS)和增强的日志型文件系统(JFS2)。
There are two types of file system structures in AIX: journaled file systems (JFS) and enhanced journaled file systems (JFS2).
如果这样做，需要在新文件系统上关闭JFS日志，然后才能开始复制。
If you choose to do that, consider turning off JFS logging on your new file system before you start copying to it.
总之，日志文件系统就是一种具有故障恢复能力的文件系统，它利用日志来记录尚未提交到文件系统的修改，以防止元数据破坏(请参见图1)。
To sum up, journaling file systems are fault-resilient file systems that use a journal to log changes before they're committed to the file system to avoid metadata corruption (see Figure 1).
我的WAP在内存中有一个只读的文件系统，用于为文件和日志提供服务。
My WAP has a read-write filesystem in memory for work files and logging.
数据和日志文件系统默认情况下是创建在 /db2fs 上的。
The data and log file systems are created by default under /db2fs.
Reiser4被设计成为全新的日志文件系统，它拥有很多先进的功能。
Reiser4 was designed from scratch as a new journaling file system with many advanced features.
日志闪存文件系统，版本2 (JFFS2)。
另外，第7个阵列上的两个文件系统用来存储事务日志和日志文件。
In addition, two file systems on a seventh array were used to hold the transaction log and the journal files.
和ext3一样，ext4也是一个日志文件系统。
jfs：IBM的日志文件系统。
与Samba的分布式文件系统支持相关的日志消息。
Log messages relating to Samba's distributed file system support.
reiserfs：另一个流行的日志文件系统。
XFS是Silicon Graphicsis于 1995 年为 IRIX操作系统开发的其他早期日志文件系统之一。
XFS is one of the other early journaling file systems that was originally developed by Silicon Graphics for the IRIX operating system in 1995.
第三扩展文件系统(third extended file system,ext3fs)是最流行的日志文件系统，是由ext2文件系统演化而来。
The third extended file system (ext3fs) is the most popular journaling file system and is the evolution of the popular ext2 file system.
对增强型日志文件系统(JFS2)进行加密。
ext3文件系统引入了日志概念，以在系统突然停止时提高文件系统的可靠性。
The ext3 file system introduced the concept of journaling to improve the reliability of the file system when the system is abruptly halted.
为此，ext3堪称非常可靠而且健壮的日志文件系统选择。
For this reason, ext3 has gained a reputation as being a very reliable and robust journaled filesystem choice.
日志式文件系统通常维护一份关于文件操作的日志。
Recall that a journaled file system keeps a log (journal) of the file operations.
日志文件系统在系统崩溃或断电时提供了可靠性，并防止系统崩溃。
Journaling file systems provide reliability and protect against corruption in the face of system crash or power loss.
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