[DRBD-user] singel node setup possible?

Brian R. Hellman brian at linbit.com
Fri Aug 7 16:02:28 CEST 2009

Note: "permalinks" may not be as permanent as we would like,
direct links of old sources may well be a few messages off.

Yes this is doable.

One method would be install DRBD, setup your config and resources as
normal, including making your new server primary, then leave it in an
unconnected state.  You can copy data to it at this point.

Once you have your secondary server up and running then make the
necessary changes to your DRBD config, copy it to the secondary server,
reload DRBD on your primary, load it on your secondary and tell it to


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Michael Schumacher wrote:
> Hi,
> I need to migrate two independent servers into a XEN/DRBD-setup with
> two machines. For this reason I want to
> -- build a new machine,
> -- set it up to replace the first server,
> -- move the first server on the new machine
> -- then move the second server temporarily as a XEN-instance onto the
> first server and then
> -- replace the second server with a new machine and
> -- move the temporary second server on its own machine.
> The idea is to be able to move both servers on one machine if the
> other breaks.
> The problem is that I would like to prepare the first machine with DRBD
> before I have the second node available.
> Playing around for two days show that there seems to be no way to set
> up a system that way.
> I was searching this list, various howtos and google without much
> success.
> Two questions:
> -- Does this work at all?
> -- Is there any reasonble Howto?
> best regards
> ---
> Michael Schumacher
> PAMAS Partikelmess- und Analysesysteme GmbH
> Dieselstr.10, D-71277 Rutesheim
> Tel +49-7152-99630
> Fax +49-7152-996333
> Geschäftsführer: Gerhard Schreck
> Handelsregister B Stuttgart HRB 252024
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