LSBLK(8) LSBLK(8) (NAME) lsblk - (SYNOPSIS) lsblk [] [...] (DESCRIPTION) lsblk . lsblk sysfs udev . udev lsblk udev (LABEL) (UUID) . (root) . ( / RAM disks) . . --merge N:M . ( children[] JSON) NAME --tree . --nodeps --list . --fs --topology . . --output - --list . lsblk --list-columns . lsblk udev . lsblk udevadm settle udev . . . lsblk MOUNTPOINT MOUNTPOINTS . MOUNTPOINT ( ) MOUNTPOINTS . (OPTIONS) -A, --noempty . -a, --all (RAM disk) . -b, --bytes . ^ () . <<1 KiB>> <<1 MiB>> <<1 K>> <<1 M>> <> . -H, --list-columns --json --raw . -D, --discard (TRIM UNMAP) . -d, --nodeps (holder) (slave) . lsblk --nodeps /dev/sda sda . -E, --dedup . . (multi- path) -E WWN. -e, --exclude (major device numbers) . (major=1) --all . . --list . -f, --fs . -o NAME,FSTYPE,FSVER,LABEL,UUID,FSAVAIL,FSUSE%,MOUNTPOINTS . raid blkid(8) . --hyperlink[=] . <> () <> () <> () . <> . <> . -I, --include (major numbers) . . --list . -i, --ascii (ASCII) . -J, --json JSON . --output --tree . children[] NAME --tree . -l, --list . 2.34 --pairs --raw ( ). -M, --merge RAID (Multi-path) . . -m, --perms . -o NAME,SIZE,OWNER,GROUP,MODE . -N, --nvme NVMe . -v, --virtio virtio . -n, --noheadings ( ) . -o, --output . --list-columns . . <> ( --tree ). + ( lsblk -o +UUID). -O, --output-all . -P, --pairs key="value". . (\x). --shell . -p, --paths . -Q, --filter . lsblk . . ( grep(1)) . (EXPERIMENTAL) . scols-filter(5) . sda sdb ( '!~' ): lsblk --filter 'NAME !~ "sd[ab]"' --highlight . (EXPERIMENTAL) . scols-filter(5) . --ct [: [: ]] . . : count min max sum. count . . (EXPERIMENTAL) . --ct-filter . --ct MyCounter:SIZE:sum SIZE SATA : lsblk --ct-filter 'TYPE=="disk" && TRAN=="sata"' --ct "Number of SATA devices" --ct-filter . (EXPERIMENTAL) . --ct scols-filter(5) . : lsblk --ct-filter 'TYPE=="part"' --ct Partitions:SIZE:sum \ --ct-filter 'TYPE=="disk"' --ct WholeDisks:SIZE:sum -r, --raw . . NAME KNAME LABEL PARTLABEL MOUNTPOINT (\x). -S, --scsi SCSI . . -s, --inverse . --list . -T, --tree[=] . . NAME . -t, --topology . : -o NAME,ALIGNMENT,MIN-IO,OPT-IO,PHY-SEC,LOG-SEC,ROTA,SCHED,RQ-SIZE,RA,WSAME. -w, --width . . lsblk . lsblk watch(1) . -x, --sort . --list . --tree . -y, --shell MIN_IO FSUSE_PCT MIN-IO %FSUSE. --pairs . 2.37 --pairs --shell . -z, --zoned (zoned) . --sysroot lsblk . (system root) . udev . --properties-by lsblk . . <> . : udev udev . . blkid libblkid . . file . --sysroot . . none . . -h, --help . -V, --version . (EXIT STATUS) 0 1 32 64 (ENVIRONMENT) LSBLK_DEBUG=all (debug) lsblk . LIBBLKID_DEBUG=all libblkid . LIBMOUNT_DEBUG=all libmount . LIBSMARTCOLS_DEBUG=all libsmartcols . LIBSMARTCOLS_DEBUG_PADDING=on (visible padding). (NOTES) ( ) . lsblk major:minor /sys/dev/block . sysfs 2.6.27 ( 2008) . CONFIG_SYSFS . (AUTHORS) Milan Broz , Karel Zak (SEE ALSO) blkid(8), findmnt(8), ls(1), scols-filter(5) (REPORTING BUGS) . . (AVAILABILITY) lsblk util-linux . . util-linux LSBLK(8)