Dejan Muhamedagic escribió: > Hi, > > On Mon, Jan 19, 2009 at 08:00:50PM +0100, Adrian Chapela wrote: > >> Hello! >> >> I am thinking again on the stonith. IPMI could be an option, but is it >> really a good option for production ? What happen if the network break >> down ? >> > > You need to provide different paths for the heartbeat and > connection to the ipmi devices. > > Also, make your power supply resilient: if a node loses power, > the ipmi device will be dead too, and your cluster will wait > forever for the fencing to succeed. > Ok, but what about a kernel panic ? when the OS hungs up the other node can't know what is happening on the node that is hunged up. I am thinking on this situation. Of course the two node will have RAID, redundant network (with bonding) and redundant power supplies but there is an option to have a split brain with a node hunged up, what do you think about this ? > >> Is totally resolved the split brain ? Have you tested with HP >> Proliant Servers ? >> > > I think that people use ipmi with proliants. > > Thanks, > > Dejan > > >> Thank you! >> >> _______________________________________________ >> Pacemaker mailing list >> Pacemaker@oss.clusterlabs.org >> http://oss.clusterlabs.org/mailman/listinfo/pacemaker >> > > _______________________________________________ > Pacemaker mailing list > Pacemaker@oss.clusterlabs.org > http://oss.clusterlabs.org/mailman/listinfo/pacemaker > >
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