floppy disks, RAID sets) contain filesystem data upon their 'whole' device instead of containing a partitioning scheme The forms for optical session and partition are the same and are distinguished by context.

Qsession for optical media (number of times recording has taken place).

EFI or booter partitions, or APM partition map data). It may contain specialized data for database programs, or data required for the a hard drive, optical drive, or memory card) orĪ 'drive' constructed by software (For Example: an AppleRAID set or a disk image). įorm : disk U, disk Us S, disk Us Q, or disk Us Qs S, where U, S, and Qare decimal integers.

Universally Unique Identifier or UUID.

device node entry containing the disk identifier.

removeFromRAID Remove a spare or member disk.

convertRAID Convert a RAID 1.x pre-Tiger to a RAID 2.x Tiger.

enableRAID Convert a disk to a degraded RAID mirror set.newVolume :format unallocated space as FAT32, then erase (which creates new!).Volume : resize rename repair erase reformat

mountDisk / unmountDisk all mountable volumesĮraseOptical randomDisk (writing random data to the media).Partitioning scheme of disks, optical discs, and RAID sets. Provides information about, and allows the administration of, the Manipulates the volume-level structure of local disks. Options which make changes require ownership or root and most are DESTRUCTIVE! Diskutil partition manager for apple mac OS X Disk Utility Tool (Mac OS X )Ĭommand line Utility to manage local disks and volumes.

Diskutil erasedisk