[Lustre-discuss] Failover Setup MDS/MDT

[Bernd Schubert]

On Friday 20 June 2008 15:54:20 Brian J. Murrell wrote:
> On Thu, 2008-06-19 at 16:00 +0200, Heiko Schroeter wrote:
> > What would be the proper setup scenario if the above is not possible ?
> > (Avoiding a single point of failure for the MDS)
>
> Two MDSes each with access to the same storage (the MDT) device so that
> either (but never both at the same time!) can mount the MDT.
>
> DRBD has the potential to simulate this shared storage by mirroring it,
> but I have no first-hand experience doing so.

We do it for several lustre installations and it works fine.


Cheers,
Bernd

-- 
Bernd Schubert
Q-Leap Networks GmbH