hmm des hab ich unter sudo discuility:
diskutil <verb> <options>
<verb> is one of the following:
list (List the partitions of a disk)
information | info (Get information on a disk or volume)
listRAID (List RAID masters and members)
unmount (Unmount a single volume)
unmountDisk (Unmount an entire disk (all volumes))
eject (Eject a disk)
mount (Mount a single volume)
mountDisk (Mount an entire disk (all mountable volumes))
rename (Rename a volume)
enableJournal (Enable HFS+ journaling on a mounted HFS+ volume)
disableJournal (Disable HFS+ journaling on a mounted HFS+ volume)
verifyVolume (Verify the structure of a volume)
repairVolume (Repair the structure of a volume)
verifyPermissions (Verify the permissions of a volume)
repairPermissions (Repair the permissions of a volume)
repairOS9Permissions (Repair the permissions for the current
Classic boot volume)
eraseDisk (Erase an existing disk, removing all volumes)
eraseVolume (Erase an existing volume)
reformat (Reformat an existing volume)
eraseOptical (Erase an optical media (CD/RW, DVD/RW, etc.))
zeroDisk (Erase a disk, writing zeros to the media)
randomDisk (Erase a disk, writing random data to the media)
secureErase (Securely erase a disk or freespace on a volume)
resizeVolume (resize a volume, increasing or decreasing its size)
partitionDisk ((re)Partition a disk, removing all volumes)
createRAID (Create a RAID set on multiple disks)
destroyRAID (Destroy an existing RAID set)
checkRAID (Check a RAID set for errors)
enableRAID (Convert a disk to a degraded RAID mirror set)
convertRAID (Convert a RAID 1.x (pre-Tiger) to a RAID 2.x (Tiger))
updateRAID (Update the settings of an existing RAID)
addToRAID (Add a spare or member disk to an existing RAID)
removeFromRAID (Remove a spare or member disk from an existing RAID)
repairMirror (Repair a damaged RAID mirror set)
diskutil <verb> with no options will provide help on that verb
kann damit 0 anfangn xDD
Also
diskutil mergePartitions HFS+ Volume 1 Volume 2
oda wie?^^