[CentOS] Transferring system to new drive

Scott Robbins scottro at nyc.rr.com
Tue Sep 14 10:19:49 EDT 2010


On Tue, Sep 14, 2010 at 09:53:42AM -0400, Robert Heller wrote:
> At Tue, 14 Sep 2010 09:39:07 -0400 CentOS mailing list <centos at centos.org> wrote:
> 
> > 
> > On Tue, Sep 14, 2010 at 09:03:13AM -0400, Robert Heller wrote:
> > > At Tue, 14 Sep 2010 13:12:46 +0100 CentOS mailing list <centos at centos.org> wrote:
> > > 
> > > Here is an article I wrote about doing this:
> > > 
> > > http://www.deepsoft.com/2009/01/how-to-transfer-a-linux-system-from-one-disk-to-another/
> > > 
> > Hoewver, I've heard (though not deeply investigated), that
> > due to various things in the Linux kernel, dump restore isn't the best
> > approach for Linux, and there will be metadata loss.  

> > ....If Robert has been doing it successfully, then, chances are
> > he's right.  (Perhaps these changes in the Linux kernel are newer than
> > the CentOS kernel.)
> 
> I've used dump & restore so many times over the years with Linux
> systems to believe there is nothing wrong with using dump & restore. 
> Note: dump & restore are only for ext2/ext3.  It does not work for
> riserfs, xfs, etc. I don't know about ext4 (and the problems you've
> heard about might be related to ext4 or something else).

Thanks much for the quick reply.  The things that I would bother moving
(vs. a reinstall, for less important things) are all on ext3, so this is
VERY handy.  (Especially, since as mentioned, it's what I'm used to from
the BSDs. )

-- 
Scott Robbins
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