Trick 1: Unmounting the unresponsive DVD drive.
技巧1：卸载无响应的DVD驱动器。
Mounting and unmounting file systems for removable storage.
安装和卸载可移动存储的文件系统。
Mounting and unmounting filesystems usually requires root authority.
安装和卸载文件系统通常需要root权限。
When unmounting a file system, the operation fails if any files are open on the file system.
在卸载文件系统时，如果该文件系统中有任何打开的文件，那么操作将会失败。
Mounting and unmounting will be covered in the article on Mounting and unmounting of filesystems (see the series roadmap).
挂载和解除挂载的内容将在挂载和解除挂载文件系统 一文介绍。 （参见 学习 Linux，101：LPIC-1路线图）。
The fuser (find user processes) command is another open source application that can help identify processes that are preventing you from unmounting file systems.
fuser (finduserprocesses)命令也是一个开放源码应用程序，可以帮助您识别阻止文件系统卸载的进程。
Most data encryption methods require explicit decisions of where and when to encrypt data, manual mounting and unmounting of encrypted images, and entering passwords.
大多数数据加密方法需要对在什么地方与什么时候对数据进行加密作出明确的决策、手动装入和卸载加密的映像，并输入相应的密码。
Sometimes, I will be extra thorough in unmounting all file systems in a volume group and doing this with a small loop in a shell script in case there is a latent problem.
有时，我会格外彻底地卸载一个卷组内所有的文件系统，并使用外壳脚本中的循环脚本来完成此项任务以防出现潜在问题。
Remount commands will not complete successfully if any process has open files or directories in the filesystem being remounted. See Unmounting filesystems below for additional information.
如果任何进程已经打开卸载文件系统中的文件或目录，卸载命令就不能完全成功。
See the section on "labels, UUIDs, and links" in the companion article Learn Linux, 101: Control mounting and unmounting of filesystems in this series for more details on labels and UUIDs.
要详细了解标签和UUIDs，请参阅配套文章学习Linux, 101：控制文件系统的安装和卸载中的“标签、UUID和链接”小节。
See the section on "labels, UUIDs, and links" in the companion article Learn Linux, 101: Control mounting and unmounting of filesystems in this series for more details on labels and UUIDs.
要详细了解标签和UUIDs，请参阅配套文章学习Linux, 101：控制文件系统的安装和卸载中的“标签、UUID和链接”小节。
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