[DRBD-user] DRBDmanage (re)initialization

Roland Kammerer roland.kammerer at linbit.com
Tue Jun 13 08:56:40 CEST 2017

Note: "permalinks" may not be as permanent as we would like,
direct links of old sources may well be a few messages off.

On Mon, Jun 12, 2017 at 11:07:02AM +0200, Julien Escario wrote:
> Le 12/06/2017 à 09:57, Roland Kammerer a écrit :
> > Without access to that machine, I'd say that is how you have to resolve
> > it (reboot). And yes, we also saw these hangs in old drbd9 versions.
> Ok, good to know. Of course, I won't ask you to go further without a proper
> support contract. It was just to check if I can solve this situation by myself.
> > Please do yourself a favor and update to a recent version of the whole
> > DRBD stack. All the version information I saw in that thread is scary...
> Thanks for the advice. I'll upgrade all versions BUT is it safe to upgrade
> drbd-utils 9.0.0, drbdmanage 0.99.5-1 an drbd 9.0.7 on a node, reboot, move
> running ressources away from a node, do the same, and so on for the last one ?
> AFAIK I have to keep consistency about releases on the same node (of course) but
> what will happen with different versions on different nodes ?

In that case drbdmanage is too old. There have been fundamental changes
like changing (and breaking) how nodes communicate. With that old
version it is an all nodes or none case.

Regards, rck

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