-bash-3.2# diskutil repairVolume disk13
Started file system repair on disk13 Mac OSX
Checking storage system
Checking volume
disk0s2: Scan for Volume Headers
disk0s2: Scan for Disk Labels
Logical Volume Group 490FBF6D-819E-4381-8619-9A56DACA2079 spans 1 device
Logical Volume Group has a 16 MB...