mountpoint

see if a directory or file is a mountpoint

TLDR

Check if a directory is a mountpoint

>_ mountpoint [path/to/directory]
copy

Check if a directory is a mountpoint without showing any output

>_ mountpoint -q [path/to/directory]
copy

Show major/minor numbers of a mountpoint's filesystem

>_ mountpoint --fs-devno [path/to/directory]
copy

SYNOPSIS

mountpoint [-d|-q] directory | file


mountpoint -x device

DESCRIPTION

mountpoint checks whether the given directory or file is mentioned in the /proc/self/mountinfo file.

OPTIONS

-d,--fs -devno Show the major/minor numbers of the device that is mounted on the given directory.

-q,--quiet Be quiet - don't print anything.

-x,--devno Show the major/minor numbers of the given blockdevice on standard output.

-V,--version Display version information and exit.

-h,--help Display help text and exit.

EXIT STATUS

Zero if the directory or file is a mountpoint, non-zero if not.

ENVIRONMENT

LIBMOUNT_DEBUG=all enables libmount debug output.

NOTES

The util-linux mountpoint implementation was written from scratch for libmount. The original version for sysvinit suite was written by Miquel van Smoorenburg.

AVAILABILITY

The mountpoint command is part of the util-linux package and is available from https://www.kernel.org/pub/linux/utils/util-linux/.

SEE ALSO

mount(8)

AUTHOR

Karel Zak <kzak@redhat.com>

Copied to clipboard
free 100$ digital ocean credit