Richard Pieri wrote: > Does anyone have experience with Linux heartbeat over long-haul networks? > I'm looking at setting up a failover between two sites. Specifically: > > I have two Xen dom0 servers currently in the same rack, using DRBD-backed > logical volumes for domU images. They currently use a manual switchover > procedure. What I want to do is move one of the two dom0 servers to an > off-site data center and set up an automatic failover for my domUs. The > latter should be easy with Pacemaker but my concern is heartbeat latency > causing spurious failover. >
Ah, split-brain! Possibly you want redundant heartbeat links. (Even if you have only one link out, maybe bounce through different third points.) An interesting blog post: http://lemonnier.se/erwan/blog/item/53/ -kb _______________________________________________ Discuss mailing list Discuss@blu.org http://lists.blu.org/mailman/listinfo/discuss