Note: "permalinks" may not be as permanent as we would like,
direct links of old sources may well be a few messages off.
On Thu, Aug 09, 2007 at 09:39:51AM +0200, Pierguido wrote: > James Wilson wrote: > >Hey All, > > > > I am running DRBD 8.0.3 in primary/primary mode. I tested my cluster > >this morning by pulling the plug on one of the DRBD servers everything > >worked out fine but when the server comes back up it doesn't resync and > >is in secondary state for some devices and unknown for others. How can I > >have the devices sync up and then become primary/primary again? Thanks > >for any advice. > > I have the same problem...i tried some things but nothing worked out. > Is there a sequence of command to do in these cases? > Thanks you could configure some "auto-recovery strategies", see after-sb-#pri settings in drbd.conf. to get them reconnected and resynchronized manually, you'd have to typically chose one side to do umount drbdadm -- --discard-my-data connect XY and maybe on the other side do normal drbdadm connect XY we are going to make this less annoying than it is now by introducing a write_quorum and IO-freeze on disconnect, then we can timeout for a possible imminent reconnect (network hiccup only), and after that timeout arbitrate (triggered by the cluster manager) which side may continue, and which has to be fenced (or let it self-fence...). but for the time being, yes, I know, two-primaries is still "inconvenient" when you have a flaky network. -- : Lars Ellenberg Tel +43-1-8178292-0 : : LINBIT Information Technologies GmbH Fax +43-1-8178292-82 : : Vivenotgasse 48, A-1120 Vienna/Europe http://www.linbit.com : __ please use the "List-Reply" function of your email client.