On Wed, Aug 08, 2012 at 03:25:19PM +0200, Ulrich Windl wrote: > >>> Dejan Muhamedagic <[email protected]> schrieb am 08.08.2012 um 13:42 in > Nachricht <[email protected]>: > > Hi, > > > > On Thu, Aug 02, 2012 at 12:07:54PM +0200, Ulrich Windl wrote: > > > Hi! > > > > > > Things I've seen with SLES11 SP1 and a two-node cluster was this: > > > > > > If only one node is alive, it takes quite some time (about 20 minutes) > > until the node becomed new domain controller. Ocassionally even if the > > second > > node comes up, both nodes cannot agree who's DC for quite some while. > > Nothing > > will happen unless there's a DC, and nothing will happen if the cluster has > > no quorum. > > > > That definitely deserves a bug report. > > Actually it was one of the problems reported in SR 10755780427 ... (Only for > you Novell/SUSE guys)
OK. I suppose that that got fixed too. Thanks, Dejan > > Thanks, > > > > Dejan > > > > > Maybe check those. Reading syslog messages may help you to understand > > what's going on. I still don't understand all the stuff thst's happening, > > but > > after some time you learn what "just happens". > > > > > > BTW: Is there anybody there to explain all the "synapse" and "firing" > > stuff? Years ago I was quite good in neurophysiology, but I cannot relate > > it > > to cluster resources ;-) > > > > > > Regards, > > > Ulrich > > > > > > >>> "Yount, William D" <[email protected]> schrieb am > > > >>> 02.08.2012 > > um > > > 10:43 in Nachricht > > > <11893698c5a8c84ea0b5484deb54e375025a983...@dcxprcl018.cnf.prod.cnf.com>: > > > > Attached is my cib.xml file. > > > > > > > > I have a two node DRBD cluster setup in Active/Active. For whatever > > reason, > > > > it seems all my resources are attached to Node2. What I mean by that is > > that > > > > although the resources show that they are collocated, whenever I turn > > Node2 > > > > off or unplug a cable from Node2, then the cluster goes down. I wait to > > see > > > > if they come back up on the other node (although they should already be > > > > running as it is an Active/Active cluster) but they never do, even > > > > after > > 10 > > > > minutes. With Node2 off, I can't even ping the collocated IP address. > > > > However, if I turn off Node1 while Node2 is running, nothing goes down. > > > > > > > > I am using the LCMC to give me a graphical overview of the setup and > > > > the > > > > screen seems to indicate that everything is okay. I believe it has to > > > > do > > with > > > > my fencing agent which is pacemaker. I know that even though it is set > > > > to > > > > turn a node off if there is an issue, the node never seems to shutdown. > > > > It > > > > > > complains that devices are busy and it can't reboot. > > > > > > > > I am just hoping someone can take a look at my configuration and see if > > > > there is anything that stands out. If it is the fencing agent, is there > > > > a > > > > better fencing agent? > > > > > > > > > > > > William > > > > > > > > > > > > > > > > > > > > > > > _______________________________________________ > > > 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
