root partition move

Lennart Sorensen lsorense-1wCw9BSqJbv44Nm34jS7GywD8/FfD2ys at
Mon Jul 27 16:28:27 UTC 2009

On Sun, Jul 26, 2009 at 05:42:41PM -0400, Rajinder Yadav wrote:
> A while back I saved my linux partition using a rescue disk along with
> partimage.
> I recently did a restore of the system without any issues just to
> verify the process, because I like to tinker with stuff =)
> I am wondering though, would it be possible to move the root partition
> to another partition during the restore? What would be required to
> tell the kernel to use say /dev/sdb2 instead of /dev/sdb8 to mount
> root? a simple change to /etc/fstab?
> Would the partition move break any other programs from running, or
> linkage i.e. /etc/ or is stuff in here pretty self
> contained to the file structure layout irrelevant to what partition
> it's mounted on?  I would think is the case.

If you fix /etc/fstab, and update your bootloader as needed, then it
should be fine.  Of course if you use UUIDs or LABELs, then you don't
even have to update the fstab.

Len Sorensen
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