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 The Linux Newbie Guide  ⇒    Fundamentals     Advanced     Supplement   Command Index   ENG⇒中
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Display Hard Drive Information with blkid

Generally, executing blkid and displaying "block devices" information requires root privileges. Block devices include storage devices like hard drives and USB drives etc., By default, the displayed information includes the device file name, label name (if set), UUID, and the type of filesystem.

例:
# blkid ← Display storage device information
/dev/sda2: UUID="39f4872d-bc18-4fa4-9f3f-ed94e47c2f22" TYPE="ext4"
/dev/sda1: UUID="c2eaa1e5-ad82-42c8-965d-e4807a8e0665" TYPE="ext4"
/dev/sda3: UUID="d3d5cb80-8dc5-4d01-bf9d-b80da65e5895" TYPE="ext4"
/dev/sda5: UUID="1c30d65d-6256-4090-a660-520a0b375ecd" TYPE="swap"
/dev/sdb: LABEL="db2" UUID="cbc2683a-3ddb-4ec2-9f22-cf6fd12851d7" TYPE="ext2"

For more examples and options, you can refer to the provided link.