[Linux-HA] DRBD dual primary setup

Florian Haas florian.haas at linbit.com
Tue Jul 14 01:57:10 MDT 2009


Michael,

On 2009-07-11 14:11, Michael Schwartzkopff wrote:
> Hi,
> 
> Since the heartbeat drbd RA does not support dual primary setups and thus does 
> not allow the use ocf clusterfilesystems, I have some questions:
> 
> 1) Is there any chance to make drbd RA dual primary-able in the foreseeable 
> future?

In the foreseeable future, no. Because it has already been done. Use
DRBD 8.3.2; it includes a dual-Primary capable OCF resource agent. Just
include "allow-two-primaries" in the DRBD configuration and set the
resource's "master-max" meta attribute to 2.

Cheers,
Florian

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