[Linux-cluster] Fencing Problems

[Patrick Caulfield]

Rich Edelman wrote:
> Ah, yes, I did set the two-node option to cman in
> /etc/cluster/cluster.conf.
> 
> Perhaps some documentation should be updated... But would it not be
> better to have some kind of timeout value on the nodes when trying to
> fence the others? Seems to me that in a two-node scenario, if one node
> is repeatedly trying to fence the other, and after say 10 tries it
> can't, it should just give up and assume it is the problem node. Then,
> hopefully, everything else would go quite well when that node came back.
> 

Data integrity requires that the remaining node knows for sure that the other
node has been removed from the cluster. Without that assurance your data is toast.
-- 

patrick