JAEN

macOS

diskutil

CautionDisk management (Mac)

diskutil list

List, inspect and verify disks/volumes.

Examples

  • diskutil listList all disks

Syntax

diskutil list | info <disk> | verifyVolume <vol>

Before you run it

erase/partition are destructive; list/info are safe.

Used when you see

Mac running slow
3
Verify disk space and healthBelow ~10% free space, macOS slows badly.
See the whole flow →
Time Machine backup fails
2
Verify the destination disk's space and health
See the whole flow →

The same reference, with no signal at all

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