Also, " Keep in mind that neither qdevice nor booth is "replacement" for stonith. "
Why not? qdevice/booth are handling the split-brain scenario, keeping one master only even in case of local/geo network disjoints. Can you please clarify more on this. Thanks, Rohit On Tue, Jul 14, 2020 at 3:40 PM Rohit Saini <rohitsaini111.fo...@gmail.com> wrote: > Thanks Honja. That's helpful. > Let's say I don't use qnetd, can I achieve same with booth arbitrator? > Booth arbitrator works for geo-clusters, can the same arbitrator be reused > for local clusters as well? > Is it even possible technically? > > Regards, > Rohit > > On Tue, Jul 14, 2020 at 3:32 PM Jan Friesse <jfrie...@redhat.com> wrote: > >> Rohit, >> >> > Hi Team, >> > Can I execute corosync-qnetd and booth-arbitrator on the same VM in a >> > different geo site? What's the recommendation? Will it have any >> limitations >> > in a production deployment? >> >> There is no technical limitation. Both qnetd and booth are very >> lightweight and work just fine with high latency links. >> >> But I don't really have any real-life experiences with deployment where >> both booth and qnetd are used. It should work, but I would recommend >> proper testing - especially what happens when arbitrator node disappears. >> >> > Due to my architecture limitation, I have only one arbitrator available >> > which is on a 3rd site. To handle cluster split-brain errors, I am >> thinking >> > to use same arbitrator for local cluster as well. >> > STONITH is not useful in my case as it is limited only to ILO and VIRT. >> >> Keep in mind that neither qdevice nor booth is "replacement" for stonith. >> >> Regards, >> Honza >> >> > >> > [image: image.png] >> > >> > Thanks, >> > Rohit >> > >> > >> > >> > _______________________________________________ >> > Manage your subscription: >> > https://lists.clusterlabs.org/mailman/listinfo/users >> > >> > ClusterLabs home: https://www.clusterlabs.org/ >> > >> >>
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