On Mon, Jan 31 2011, Alex Schuster wrote: > Hi there! > > There is a PC with a 160 GB SATA drive, and I want to replace it with one of > about 1 TB in size. Would this work? > > - attach 2nd drive via SATA port or USB->SATA convertor > - boot from rescue CD > - dd if=/dev/sda of=/dev/sdb > - remove sda, attach sdb to where sda was > - reboot > - add other partitions or enlarge the last one > > I do not expect problems, but I'm not entirely sure. Maybe the different > drive geometry would have an effect on file system or at least to the Grub > boot loader?
Won't dd'ing the whole disk will make the 1TB disk a 160GB disk. I would partition the TB disk as you like and do a tar or rsync on each partition of the original. Some care would be needed for /dev and I don't think things like /proc should be copied. allan