Depends if your drive(s) are SCSI or IDE? If IDE are they on the same channel and how much memory you have as well as speed of processor. If SCSI which one? III, UW160, or UW 320,,yadda, yadda, yadda? Geoffrey wrote: > Anyone have any idea how long it will take to do something like: > > dd if=/dev/hda1 of=/dev/hda12 > > Where /dev/hda1 is 7 gig? >