Hi, On Fri, Feb 06, 2009 at 12:53:58PM +0100, Tobias Appel wrote: > Hi all, > > well to be honest I don't know that much about STONITH yet, but I know > what it's supposed to do. > In our setup we have only 2 nodes, running Heartbeat 2.14 connected via > a cross-over cable (side question, is it possible to use more then one > NIC to connect the two servers, thus when one fails a backup NIC is > always available?). > > Right now when the link is severed we have a split-brain state, since > each node thinks that the other one is dead. > > Now I did some research about STONITH devices, but there is not that > much information. I know that we could use an UPS from APC for example, > and if a split-brain occurs each server tries to telnet into the UPS and > turn off the power for the other machine. > > Now my boss don't really like this idea because if we connect both > servers to the same UPS we have a single point of failure again. Is > there any other solution for a STONITH device which is not a spof?
No, it's not. A fencing device failure can only be the second one. If you have two simultaneously, you're really out of luck. Thanks, Dejan > > Regards, > Tobi > > _______________________________________________ > Linux-HA mailing list > [email protected] > http://lists.linux-ha.org/mailman/listinfo/linux-ha > See also: http://linux-ha.org/ReportingProblems _______________________________________________ Linux-HA mailing list [email protected] http://lists.linux-ha.org/mailman/listinfo/linux-ha See also: http://linux-ha.org/ReportingProblems
