Re: cyrus replication : master to replica and replica to master

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On Thu, Oct 22, 2009 at 02:43:35PM -0700, David Lang wrote:
> implementing this should not be that hard
> 
> allow non-local bind in /etc/sysctl
> 
> heartbeat (linux-ha.org) can handle moving the service IP and fencing (up to and 
> including turning a box off if the cluster decides that it has failed)
> 
> I've been doing this (without going to the extent of turning the failed box off) 
> on my firewalls for years. it sounds more complicated than it is.

I've seen heartbeat get split brain before.  We gave up on it.  We do all
our fencing via humans now!  Check the KVM, kick the box, manually run the
failover script.

Bron.
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