[Linux-cluster] Quorum question / split brain paranoia

Christopher Barry Christopher.Barry at qlogic.com
Thu Sep 6 13:30:55 UTC 2007


On Thu, 2007-09-06 at 08:22 -0400, Lon Hohberger wrote:
> On Wed, Sep 05, 2007 at 06:16:32PM -0400, Christopher Barry wrote:
> > 
> > The cluster nodes will run GFS, the director will not. Only one director
> > will be active with a VIP, load will balance across all 6 VMs. The
> > crossover will actually have VLANs on it that will allow a separate
> > heartbeat net, but it was getting a bit tricky with ASCII art ;)
> > 
> > Can anyone see any issues that may arise where quorum could create a
> > split brain scenario? What would be the best way to approach votes, etc.
> > here?
> 
> So, two physical boxes hosting LVS to virtual machines as the real
> servers (how ironic, actually...).  Said real server cluster is using
> GFS to share the data?
> 
> (I want to make sure I understand the question here)
> 


Hi Lon,

It is a bit ironic, isn't it ;) Yes, you are correct; the vm
real-servers are sharing a gfs volume.

-- 
Regards,
-C




More information about the Linux-cluster mailing list