Note: "permalinks" may not be as permanent as we would like,
direct links of old sources may well be a few messages off.
Just throwing some info out: this is exactly how Ganeti (manager for Xen and DRBD) handles live migration (disconnect, reconnect in dual-mode, etc.). Normally all DRBD devices are in single-master mode. regards, iustin On Thu, Dec 18, 2008 at 11:07:23PM +0100, Christoph Adomeit wrote: > I think the added security is obvious: > > reduce the risk of accidentally mounting a filesystem on 2 > machines and destroying it to an absolue minimum and avoid the > overhead and complexity of a cluster filesystem and file-backed > vbds if you only need them for rare cases of live migrating > xen domUs. > > > > So I don't really see the added security in scripting > > > > - enable dual-primary mode > > - make primary > > - migrate > > - make secondary > > - disable dual-primary mode > > > > versus the existing > > > > - make primary > > - migrate > > - make secondary. > > > -- > Christoph Adomeit > GATWORKS GmbH > Reststrauch 191 > 41199 Moenchengladbach > Sitz: Moenchengladbach > Amtsgericht Moenchengladbach, HRB 6303 > Geschaeftsfuehrer: > Christoph Adomeit, Hans Wilhelm Terstappen > > Christoph.Adomeit at gatworks.de Internetloesungen vom Feinsten > Fon. +49 2166 9149-32 Fax. +49 2166 9149-10 > _______________________________________________ > drbd-user mailing list > drbd-user at lists.linbit.com > http://lists.linbit.com/mailman/listinfo/drbd-user