[DRBD-user] DRBD Manage and Proxmox storage driver repository

Roberto Resoli roberto at resolutions.it
Thu Dec 22 11:25:33 CET 2016

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


Il 22/12/2016 11:17, Roland Kammerer ha scritto:
> On Thu, Dec 22, 2016 at 10:53:24AM +0100, Roberto Resoli wrote:
>> Il 21/12/2016 12:40, Roland Kammerer ha scritto:
>>> On Wed, Dec 21, 2016 at 12:15:58PM +0100, Roberto Resoli wrote:
>>>> Il 12/12/2016 11:51, Roland Kammerer ha scritto:

...

>> Unfortunately when upgraded to drbd components from the new linbit
>> repository on a node without running vm something started going wrong,
>> main issue being new drbdmanage from python-drbdmanage not working; even
>> a simple
>>
>> drbdmanage list-nodes
>>
>> resulted in a wait forever, without any info in syslog.
> 
> There should be. Maybe set "loglevel=debug" in /etc/drbdmanaged.cfg

ok

> For the second thing: There I would need more information. The version
> we ship and the one from proxmox are very different. In between these
> versions the architecture of DM was changed. Just as an example: If you
> have two nodes in your cluster and you started DM only on one node, it
> will never start up successfully. Or if only a minority of your overall
> nodes is operational, drbdmanage will refuse to start, as it waits for a
> majority.

The cluster is three nodes, the third being there just for quorum, and
these needs (testing, upgrading and similiar tasks)

> -) Try to get logging working.

ok

> -) Maybe start with a simple one-node cluster. Just to check if it works
> in general. In that case startup is trivial and fast.

I cannot dedicate hw for that, sorry.

> -) Make sure that the majority (or in a two node cluster both) nodes
> have a running drbdmange ("drbdmanage startup"). In that particular
> version actually make sure all nodes are up.

They were.

> - Startup will take longer, look at the syslog where it writes who won
> the leader election, to which nodes it has contact, ...

ok

> - Please start a new thread, I think this is not proxmox related, it is
> related to the new version and the new architecture.

Will do; thanks for quick answers.

bye,
rob





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