[ClusterLabs] Antw: DLM, cLVM, GFS2 and OCFS2 managed by systemd instead of crm ?

Digimer lists at alteeve.ca
Wed Oct 16 02:27:09 EDT 2019

On 2019-10-16 2:16 a.m., Ulrich Windl wrote:
>>>> "Lentes, Bernd" <bernd.lentes at helmholtz-muenchen.de> schrieb am 15.10.2019
> um
> 21:35 in Nachricht
> <1922568650.3402980.1571168140600.JavaMail.zimbra at helmholtz-muenchen.de>:
>> Hi,
>> i'm a big fan of simple solutions (KISS).
>> Currently i have DLM, cLVM, GFS2 and OCFS2 managed by pacemaker.
>> They all are fundamental prerequisites for my resources (Virtual Domains).
>> To configure them i used clones and groups.
>> Why not having them managed by systemd to make the cluster setup more 
>> overseeable ?
>> Is there a strong reason that pacemaker cares about them ?
> AFAIK, DLM (others maybe too) need the cluster infrastructure (comminication
> layer) to be operable.
> Also I consider systemd handling resources being worse than pacemaker.
> What is your specific problem? Keeping the cluster configuration simple while
> moving complexity to systemd?
> Do you know one command to describe your systemd configuration as short as the
> cluster configuration (like crm configuration show)?
> Regards,
> Ulrich

This is correct. DLM uses corosync.

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