[PVE-User] Clusterd LVM created by RHEL

Vadim Bulst vadim.bulst at bbz.uni-leipzig.de
Thu Apr 5 11:57:53 CEST 2012


Am 05.04.2012 10:02, schrieb Pierre-François Honoré:
>
> -- Pierre-François Honoré
>
>
>
> 2012/4/5 Vadim Bulst <vadim.bulst at bbz.uni-leipzig.de <mailto:vadim.bulst at bbz.uni-leipzig.de>>
>
>     Am 04.04.2012 16 <tel:04.04.2012%2016>:01, schrieb Dietmar Maurer:
>
>
>             -----Original Message-----
>             From: pve-user-bounces at pve.proxmox.com <mailto:pve-user-bounces at pve.proxmox.com>
>             [mailto:pve-user- <mailto:pve-user->
>             bounces at pve.proxmox.com <mailto:bounces at pve.proxmox.com>] On Behalf Of Vadim Bulst
>             Sent: Mittwoch, 04. April 2012 15:24
>             To: pve-user at pve.proxmox.com <mailto:pve-user at pve.proxmox.com>
>             Subject: [PVE-User] Clusterd LVM created by RHEL
>
>             Hi all,
>
>             I'm trying to bring up a 3-node cluster with shared fc-storage. Before I installed
>             PVE I fooled around with RHEL 6 and clvm. Now I'm not able to activate my vg's
>             created and used with RHEL/clvm.
>             Any hints?
>
>         You need to enable cluster locking in /etc/lvm/lvm.conf
>
>         locking_type = 3
>
>         (I guess it is best to reboot after that change)
>
>     Yes I changed the locking type to 3. In RHEL I need a running clvmd to work on clustered vg's.
>     Clvmd doesn't start on pve. When I tried out older versions of pve (<2) clusterd vg's where
>     not handled by clvmd. Is clvmd now in charge of handling clustered vg's in pve?
>
>
>
>
> Do you have the distributed locking management daemon (dlm_controld) running on all your nodes ?
>
There are running 2 instances of dlm_controld running on all of my nodes but I don't know what they 
in charge of. On other setups you need to fence clvmd. In my RHEL-Cluster setup I started pacemaker 
with a fake fencing daemon.

-- 
Mit freundlichen Grüßen

Vadim Bulst
Systemadministrator BBZ

Biotechnologisch-Biomedizinisches Zentrum
Universität Leipzig
Deutscher Platz 5, 04103 Leipzig
Tel.: 0341 97 - 31 307
Fax : 0341 97 - 31 309

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