[CentOS] Transferring system to new drive

[Robert Heller]

At Tue, 14 Sep 2010 13:19:16 -0400 CentOS mailing list <centos at centos.org> wrote:

> 
> What about doing all with dd ... If you have the second disk installed in
> the same machine you can do "dd if=/dev/sda of=/dev/sdb" ort you can use
> clonezilla is a live cd .

dd only works IFF (!) the new drive is exactly the same size as the old
drive.  Otherwise dd can be very bad.  This is a serious misuse of dd!

> 
> Gabe
> 
> 
> On 9/14/10 8:12 AM, "Timothy Murphy" <gayleard at eircom.net> wrote:
> 
> > 
> > Is there a document with instructions for this?
> > I've had smartd warnings that a hard disk in my server is sick,
> > so I am installing a new drive (in addition to the old).
> > 
> > I was thinking of copying the old root partition with
> > sudo cp -a -P /* /mnt/hd
> > (after mounting the prospective new root partition).
> > Then I'd have to modify the new /etc/fstab .
> > 
> > Is that a sensible approach?
> 
> 
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