[DRBD-user] Problems with LVM over DRBD.

[Yannis Milios]

Are you using drbd in dual-primary mode ? Can you post the configuration of
drbd resource (vm) and the output of "cat /proc/drbd" ?
Any clue in the logs ?

Y



On Fri, Feb 16, 2018 at 10:16 AM, Carles Xavier Munyoz Baldó <
carles at unlimitedmail.org> wrote:

> Hi,
> We have a two nodes Proxmox cluster, using as storage LVM virtual disks
> over DRBD.
>
> Some days ago we reinstalled this cluster from scratch with the last
> Proxomox version. For avoid service interruption we first reinstalled
> one of the nodes and started all virtual machines in it and then
> reinstalled the other node.
>
> Up here all right.
>
> We have the DRBD storage syncrhonized and updated in the second node but
> when we put the DRBD storage in primary role in this second node, it is
> not able to see nothing related with the LVM virtual disks. pvscan,
> vgscan or lvmscan return nothing about the LVM virtual disks created
> over the DRBD unit.
>
> We have verified that the filters in the /etc/lvm/lvm.conf file are
> correct. Indeed this file is identical in both cluster nodes.
>
> We don't understand why the reinstaled second node is not able to see
> the LVM virtual disks over the DRBD unit.
> May someone help us with this problem?
>
> Thank you very much in advance.
> Best regards.
> ========================================
> SOLTECSIS SOLUCIONES TECNOLOGICAS, S.L.
> Carles Xavier Munyoz Baldó
> Departamento de I+D+I
> Tel./Fax: 966 446 046
> cmunyoz at soltecsis.com
> www.soltecsis.com
> ========================================
>
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