Hi,

ok but do you agree that in case of heartbeat network problem, there will
be a "race to stonith" from all nodes in the cluster and so the risk that
both nodes will be killed is not zero ?
That's why I thought that a ping towards an equipment out of the cluster
should reduce the risk of split brain : suppose that each node pings its 
Eth switch
(each node connected to a different Eth switch) , and suppose that there is
a network problem on one side only, the node which has problem will
not ping and will suicide itself, whereas the node which will ping the
Eth switch will not suicide and will stonith the other one.
Do you agree with this "theory" ?
Thanks
Alain
> And how should we proceed to avoid split-brain cases in a two-nodes 
> > cluster  in case
> > of problems on heartbeat network ?
>   
>
> make "network" "networks" (plural) to reduce the chance of getting into
> a split-brain sitatuation and get and configure stonith devices to
> protect your data in case it happens anyways.
>
> Regards
> Dominik
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