The blkid command

locate/print block device attributes 3 examples from the lessons of the IVski Linux Playground — try them in the terminal next to them.

Options in the examples

-o, --output format

Use the specified output format. Note that the order of variables and devices is not fixed.

-s, --match-tag tag

For each (specified) device, show only the tags that match tag.

Examples

sudo blkid /dev/sdb1

sudo blkid -s UUID -o value /dev/sdb1

sudo blkid

Lessons that use blkid

• Disks and Partitions — lsblk, fdisk, mkfs
• Mounting Disks — mount and /etc/fstab
• Mission: The Disk That Vanished