> -----Ursprüngliche Nachricht----- > Von: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] > ha.org] Im Auftrag von Michael Schwartzkopff > Gesendet: Montag, 21. Juli 2008 14:39 > An: General Linux-HA mailing list > Betreff: Re: [Linux-HA] after drbd-splitbrain both primary > > Am Montag, 21. Juli 2008 14:35 schrieb Schmidt, Florian: > > Hi everyone, > > > > While testing my cluster I just disconnected the DRBD-link. > > I expected the following: > > > > Because only the DRBD-link (=second heartbeat-link) was down, heartbeat > > still knows that both nodes are up and does not change anything. DRBD > > should stay in primary/secondary state but because of the > > drbd-split-brain this should be seen as primary/unknown on the first and > > secondary/unknown on the second node. > > > > But this didn't happen. Both nodes had primary drbd-volumes after > > disconnecting link. > > > > Can anyone tell me, why heartbeat or whoever did this? > > Hi, > > I suggest: Each DRBD does not see the other one, thinks the other died and > promotes itself. > Use dopd to prevent this behaviour.
Is DRBD able to promote itself? I thought it isn't and you can demote and promote it only manually (or via heartbeat or something else...)?!? So it seems that I was wrong... Well let's repair the broken cluster and configure dopd. Thanks Florian > 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 München HRB 114375 > Geschäftsführer: Günter 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
