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Re: [Linux-cluster] Multiple communication channels




----- Original Message -----
> On 12/29/2010 02:49 PM, Kit Gerrits wrote:
> > Hello,
> >
> > AFAIK, Multi-interface heartbeat is something that was only recently
> > added to RHCS (earlier this year, if I recall correctly).
> >
> > Until then, the failover part was usually achieved by using a bonded
> > interface as heartbeat interface.
> > If possible, I would suggest using 2 (connected) Multicast switches
> > and
> > running a bond from each server to each switch.
> > Or 2 regular switches and broadcast heartbeat (switches only
> > connected
> > to eachother)
> > Otherwise, using an active-active bond (channel?) with 2 crossover
> > cables might also work, but offers less protection against interface
> > failures.
> >
> >
> > Regards,
> >
> > Kit
> 
> Hi,
> 
> It was around in el5. Perhaps not in the early versions, I am not sure
> exactly when it was added, but certainly by 5.4.
> 
> In the recent 3.x branch, openais was replaced by corosync (for core
> cluster communications), which is where rrp is controlled.
> 
> Of course, I could always be wrong. :)
> 
> Cheers.


Thanks everybody for the replies. I am running 5.5 and followed the documentation on http://sources.redhat.com/cluster/wiki/MultiHome
The config seems to be working with cman status showing both IP addresses. I will do proper testing to see if it actually works.

Thanks for the assistance.

Stefan


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