Disk cloning
Dimitri Yioulos
dyioulos at firstbhph.com
Tue Jan 20 07:20:43 CST 2009
On Tue, 20 Jan 2009 08:06:52 -0500, Petrakis, Peter wrote
> http://clonezilla.org/
>
> > -----Original Message-----
> > From: linux-poweredge-bounces at dell.com [mailto:linux-poweredge-
> > bounces at dell.com] On Behalf Of Dimitri Yioulos
> > Sent: Tuesday, January 20, 2009 5:58 AM
> > To: linux-poweredge at dell.com
> > Subject: Disk cloning
> >
> > Hello to all.
> >
> > I hope it's OK to ask the following:
> >
> > I've been asked by a company to remotely clone a working system. It's
> > colo'd in Virginia
> > (company HQ is in New York, I'm in Massachusetts). Physical access to
> the
> > box, a PE
> > 2950, I believe, is via "Remote Hands" only - colo personnel can do
> minor
> > things,
> > including disk swaps. Down time is really not an option.
> >
> > I've considered all of the various cloning tools, and it seems to me
> that
> > dd and rsync
> > are best-suited to the task. It looks like "dd if=/dev/sda
> of=/dev/sdb
> > bs=4096
> > conv=notrunc,noerror" will accomplish the cloning (sda and sdb are of
> the
> > same make,
> > model, and size).
> >
> > My questions:
> >
> > 1. Is the above dd command correct?
> > 2. After cloning, must sdb be disconnected so as not to cause booting
> > problems?
> > 3. Do I have to do anything post-cloning to make sdb bootable?
> > 4. What rsync command would I use to keep the two disks synced?
> >
> > If anyone has gone through this process, and can provide guidance, I'd
> > appreciate it.
> >
> > TIA.
> >
> > Dimitri
> >
I'm under the impression that one must boot from a Clonezilla CD in order to use the
tool. Unfortunately, that's not an option.
Thanks anyway, though.
Dimitri
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