Apparently, though unproven, at 21:16 on Monday 31 January 2011, Allan Gottlieb did opine thusly:
> On Mon, Jan 31 2011, Alex Schuster wrote: > > Allan Gottlieb writes: > >> On Mon, Jan 31 2011, Alex Schuster wrote: > >> > 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. > > > > Not really. Yes, the current partitioning scheme will not make more than > > the 160G available. But this can be changed easily later, all I need to > > do is call fdisk and add partitions. Or resize the last one. > > Sure, but the other partitions will stay the same size. If you are > using lvm then that is no problem, if not I would think it is > constraining. The pertinent question is what is on those partitions from the first to second last? Maybe they don't need to be any bigger than the original disk. /opt, /boot, /usr, %PORTDIR come to mind as likely candidates. Maybe the OP can live with that constraint. -- alan dot mckinnon at gmail dot com
