Raw device usage also improves failover time in case the database is large, because during failover the operating system does not have to do a file check to the file system (FSCK).
如果数据库很大，那原始设备的使用也能减少故障转移时间，因为进行故障转移时，操作系统不必对文件系统进行文件检查(fsck)。
The CPU usage, amount of virtual memory consumed, file sizes, and core file sizes can be restricted with the ulimit command.
CPU使用、消耗的虚拟内存量、文件大小和内核文件大小可以使用ulimit命令限制。
This file populates the landing page on PyPI, so it's a good idea to briefly describe the project and show examples of usage in this file.
此文件用于填充py PI上的登录页面，因此在文件中简要描述项目并显示一些使用实例是个好主意。
By default, du shows the file usage for every file and directory beneath the current, or specified, directory.
缺省情况下，du将显示当前或指定的目录下每个文件和目录的文件使用情况。
Some systems do not have this option but do have the -x command-line option, which only includes the file usage for files on the same device or file system as the path you specify.
有些系统没有这个选项，但是有- x命令行选项，该选项仅包含与您所指定的路径相同的设备或文件系统中的文件使用情况。
To get a report about disk and quota usage use on a file system basis detailing all users, use the repquota command, specifying the file system to report (see Listing 9).
要获得某个文件系统中详细描述所有用户的磁盘和配额使用情况的报告，可以使用repquota命令，并指定要报告的文件系统(请参见清单9)。
Quick file chooser - replaces the IDE file chooser with one optimized for keyboard usage.
快速文件选择器——将IDE的文件选择器替换为一个为键盘操作专门优化的文件选择器。
For example, the uploaded file may be stored in a database for future usage; if it is an image file, it may be displayed in a Web browser.
比如，所上载的文件可能需要存储在数据库中以备后用；如果是图像文件，它就有可能显示在Web浏览器内。
This number represents potential page file usage, not actual page file usage.
该数值代表了潜在的页面文件使用量，而不是实际的页面文件使用量。
This number represents potential page file usage, not actual page file usage.
该数值代表了潜在的页面文件使用量，而不是实际的页面文件使用量。
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