bootable backups

[E K]

--- On Sun, 6/6/10, William Park <opengeometry-FFYn/CNdgSA at public.gmane.org> wrote:

> From: William Park <opengeometry-FFYn/CNdgSA at public.gmane.org>
> Subject: Re: [TLUG]: bootable backups
> To: tlug-lxSQFCZeNF4 at public.gmane.org
> Received: Sunday, June 6, 2010, 6:34 PM
> On Sat, Jun 05, 2010 at 01:35:51PM
> -0400, Darryl Moore wrote:
> > I'm looking into local backup solutions.
> > 
> > Specifically what I want is to be able to backup some
> of my servers to a
> > live CD or live USB so that if there is ever an issue
> with the server I
> > can reboot it, (or another machine) from the CD and
> immediately bring
> > the machine back online.
> > 
> > Obviously this may not work work for servers which use
> a lot of disk
> > space, but for DNS/DHCP, asterisk, or routers, this
> could be really
> > useful
> > 
> > So far all I've seen that appears to be capable of
> this is remastersys
> > and bubackup. The problem with both of these is that
> they require
> > Xwindows, which none of my servers are running.
> > 
> > Does any one know of any simple scripts I can run from
> bash which will
> > do this? Preferably without unmounted my root
> partition so that I don't
> > have to take the server offline first.
> 
> If the original source is harddisk, then backing up to
> another harddisk
> would make sense.  For that, you just have to "copy"
> that harddisk.
> 
> Eg.  Given "sda" is original harddisk, and "sdb" is
> backup disk,
>     mount /dev/sdb /mnt
>     rsync -aHxv --delete / /mnt
> Just use whatever booting method you use, to make it
> bootable.  For
> simple setup, using "DOS" method of "active partition" is
> the easiest.
> I'm familiar with LILO, but not with GRUB.
> 
> -- 
> William
> 

Try g4l (http://freshmeat.net/projects/g4l/). Most probably it will work. 

EK


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