Read known filesystem, RAID, and partition metadata.
Section: Inventory and Capacity
Probe block devices for signatures
bash
bash
blkidExplanation
Read known filesystem, RAID, and partition metadata.
Learn the surrounding workflow
Compare similar commands or jump into common fixes when this command is part of a bigger troubleshooting path.
Related commands
Same sheet · prioritizing Inventory and Capacity
Show filesystems with UUIDs
Display filesystem type, label, UUID, and mountpoint.
Show filesystem stats for a path
Inspect block size, available blocks, and filesystem ID for a mounted path.
List block devices as a tree
Show disks, partitions, loop devices, and mountpoints.
Select custom lsblk columns
Useful when you want clean inventory output for documentation or scripts.
Show mounted filesystems
Display the live mount tree with source, target, and options.