Hi, On Fri, Jan 23, 2009 at 09:28:08AM +0100, Andrew Beekhof wrote: > On Fri, Jan 23, 2009 at 09:09, Hell, Robert <[email protected]> wrote: > > Hi, > > > > I'm wondering that quorum server doesn't work, because Alan Robertson > > mentioned it in his LinuxWorld 08 talk. Can someone proof that it isn't > > working? > > I think Lars has done this in the past.
I think Lars wanted to do this, but I've never seen the result. Of course, that doesn't mean that he didn't prove it to himself. I think that a quorum server can work, but that our implementation has bugs and, unfortunately, it is unmaintained. /me ducks Thanks, Dejan > > > Third node solution: I wouldn't be able to use the third machine for more > > than one two-node cluster, right? > > correct > > > -----Original Message----- > > From: [email protected] > > [mailto:[email protected]] On Behalf Of Michael > > Schwartzkopff > > Sent: Donnerstag, 22. J?nner 2009 13:18 > > To: General Linux-HA mailing list > > Subject: Re: [Linux-HA] Two-node clusters in split-sites > > > > Am Donnerstag, 22. Januar 2009 12:32:57 schrieb Hell, Robert: > >> Hi, > >> > >> > >> > >> we are planning to run multiple two-node clusters (with different > >> functions: database cluster, samba cluster, ...) in two different sites > >> with a fast, but unreliable network connections. All cluster nodes > >> replicate data with drbd. > >> > >> I'm specially afraid of split-brain in this scenario because reliable > >> fencing is not possible in this split-site situation. > >> > >> > >> > >> After investigating multiple cluster solutions I think Linux-HA is the > >> only project which provides a solution for our problem. We want to use > >> Linux-HA with one cluster node in each site and an external quorum > >> server (as described in the Heartbeat tutorial) without fencing. > >> > >> Has anyone experiences with a solution like this and is this a solutions > >> which should work, is "supported" and is worth further investigations? > >> And last but not least: is it possible to run one quorum server for > >> multiple clusters (as mentioned before we have multiple two-node > >> clusters, but I only want to run one quorum server). > >> > >> > >> > >> Many thanks and kind regards, > >> > >> Robert > > > > Hi, > > > > as far as I know the quorum server does not work. You would have to build a > > third node and constraints to prevent resources running on that node. > > > > I would put the third node into a third location. > > > > Comments? > > > > Michael. > > > > -- > > Dr. Michael Schwartzkopff > > MultiNET Services GmbH > > Addresse: Bretonischer Ring 7; 85630 Grasbrunn; Germany > > Tel: +49 - 89 - 45 69 11 0 > > Fax: +49 - 89 - 45 69 11 21 > > mob: +49 - 174 - 343 28 75 > > > > mail: [email protected] > > web: www.multinet.de > > > > Sitz der Gesellschaft: 85630 Grasbrunn > > Registergericht: Amtsgericht M?nchen HRB 114375 > > Gesch?ftsf?hrer: G?nter Jurgeneit, Hubert Martens > > > > --- > > > > PGP Fingerprint: F919 3919 FF12 ED5A 2801 DEA6 AA77 57A4 EDD8 979B > > Skype: misch42 > > _______________________________________________ > > 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 > > > _______________________________________________ > 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
