FINDMNT(8) FINDMNT(8) (NAME) findmnt - (SYNOPSIS) findmnt [options] findmnt [options] device|mountpoint findmnt [options] [--source] device [--target path|--mountpoint mountpoint] (DESCRIPTION) findmnt . /etc/fstab /etc/mtab /proc/self/mountinfo . device mountpoint . major:minor (LABEL) UUID UUID () . findmnt mount(8) --target --mountpoint --source ( ). --target findmnt . . . . --output columns-list . . . findmnt SOURCE SOURCES () . SOURCES UUID ( --fstab --evaluate fstab ) . (OPTIONS) -A, --all . -a, --ascii ASCII . -b, --bytes . 2^10 (1024) . : "1 KiB" "1 MiB" "1 K" "1 M" "iB" . -C, --nocanonicalize (canonicalize) . (LABEL UUID ) . -c, --canonicalize . -D, --df df(1). -o SOURCE,FSTYPE,SIZE,USED,AVAIL,USE%,TARGET (pseudo) . --all . -I --dfi . -d, --direction word forward ( ) backward ( ). -e, --evaluate (LABEL UUID PARTUUID PARTLABEL) SOURCE. ( ). SOURCES () . libblkid . fstab . --hyperlink[=mode] () . mode "always" "never" "auto" . when "auto" "never" "always" . when "auto" . "auto" . -F, --tab-file path . --fstab --mtab --kernel . ( --list ). -f, --first-only . -H, --list-columns --json --raw . -I, --dfi df(1) -i . -o SOURCE,FSTYPE,INO.TOTAL,INO.USED,INO.AVAIL,INO.USE%,TARGET . --all . -i, --invert . --id number (mount node ID). --uniq-id number --kernel=listmount. -J, --json JSON. -k, --kernel[=method] . . ( --mtab ). method (--kernel) . (-k) mountinfo . : o mountinfo - /proc/self/mountinfo . o listmount - (EXPERIMENTAL) listmount() statmount() . ( SOURCE ). -l, --list (). -t -O -S -T --submounts ( -F) . -M, --mountpoint path . --target . -m, --mtab /etc/mtab. ( --tree ). (user space) . -N, --task tid /proc//mountinfo /proc/self/mountinfo. ( --list ). unshare(1) . -n, --noheadings (). -O, --options list . . -t -O . -t no . "no" . "no" "+" . -o, --output list . --help . TARGET --list --raw . list +list ( findmnt -o +PROPAGATION). --output-all . --poll . -P, --pairs key="value". (\x). --shell . SOURCES . name=("aaa" "bbb" "ccc"). -p, --poll[=list] /proc/self/mountinfo. : mount umount remount move. . . --poll --timeout --first-only . mountinfo umount findmnt . poll : ACTION mount umount move remount . OLD-TARGET umount move . OLD-OPTIONS umount remount . --pseudo (pseudo). --shadow (over-mounted). -Q, --filter expr expr . (EXPERIMENTAL) . scols-filter(5) . xfs : findmnt -Q 'INO.USED < INO.AVAIL && FSTYPE == "xfs"' -R, --submounts . -t -O -S -T --direction . . . --mtab --fstab . -r, --raw (raw). (\x). SOURCES . . --real . -S, --source spec (mount source). : device maj:min LABEL=label UUID=uuid PARTLABEL=label PARTUUID=uuid. -s, --fstab /etc/fstab. ( --list ). -T, --target path (mount target). path findmnt path ( --fstab ). path path --mountpoint . -t, --types list . . no . mount(8) . --tree . - ( fstab) . --shadowed . -U, --uniq . -u, --notruncate . TARGET SOURCE UUID LABEL PARTUUID PARTLABEL . . -v, --nofsroot [/dir] SOURCE bind btrfs. -w, --timeout milliseconds --poll . -x, --verify . /etc/fstab . --tab-file . () ( ) . --verbose findmnt . --verbose findmnt ( --verify). --vfs-all VFS-OPTIONS VFS ( ) . VFS . -y, --shell (shell) . --pairs . 2.37 --pairs --shell . -h, --help . -V, --version . (EXIT STATUS) 0 1 ( ). (ENVIRONMENT) LIBMOUNT_FSTAB= fstab LIBMOUNT_MTAB= mtab LIBMOUNT_DEBUG=all libmount LIBSMARTCOLS_DEBUG=all libsmartcols LIBSMARTCOLS_DEBUG_PADDING=on . (EXAMPLES) findmnt --fstab -t nfs NFS /etc/fstab. findmnt --fstab /mnt/foo /etc/fstab /mnt/foo . bind /mnt/foo . findmnt --fstab --target /mnt/foo /etc/fstab /mnt/foo . findmnt --fstab --evaluate /etc/fstab LABEL= UUID= . findmnt -n --raw --evaluate --output=target LABEL=/boot "/boot" . findmnt --poll --mountpoint /mnt/foo mount unmount remount move /mnt/foo. findmnt --poll=umount --first-only --mountpoint /mnt/foo (unmount) /mnt/foo. findmnt --poll=remount -t ext3 -O ro (remount) ext3. (AUTHORS) Karel Zak (SEE ALSO) fstab(5), mount(8), scols-filter(5) (REPORTING BUGS) . (AVAILABILITY) findmnt util-linux . . util-linux 2.41.5 2026-06-16 FINDMNT(8)