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This article introduces the relevant knowledge of "what is the function of Linux's umount command". In the operation of actual cases, many people will encounter such a dilemma, so let the editor lead you to learn how to deal with these situations. I hope you can read it carefully and be able to achieve something!

Linux commonly used command umount (English spelling: unmount) command is used to dismount the file system, and umount can dismount the file system currently suspended in the Linux directory.

Syntax umount [- ahnrvV] [- t] [file system]

Parameters:

-a dismount all file systems recorded in / etc/mtab. -h displays help. -n do not store the information in the / etc/mtab file when dismounting. -r if it cannot be dismounted successfully, try to mount the file system again as read-only. -t dismounts only the file system specified in the option. -v displays detailed information when executed. -V displays version information. [file system] in addition to specifying the file system directly, you can also use the device name or mount point to represent the file system. Example

The following two commands unmount the file system through the device name and mount point, respectively, while outputting the details:

# umount-v / dev/sda1 uninstall / dev/sda1 umounted # umount-v / mnt/mymount/ through the device name uninstall / tmp/diskboot.img umounted through the mount point

If the device is busy, the uninstall fails. A common reason for uninstallation failure is that the current directory of an open shell is a directory in the mount point:

# umount-v / mnt/mymount/ umount: / mnt/mymount: device is busy umount: / mnt/mymount: device is busy, "what is the purpose of the umount command of Linux"? thank you for reading. If you want to know more about the industry, you can follow the website, the editor will output more high-quality practical articles for you!

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