[Linux-cluster] Which lock manager to use on a 2-node GFS Cluster?

[Robert Peterson]

Celso K. Webber wrote:
> Hi Riaan,
>
> Thank for your excelent explanation!
>
> Now I know I'll have to run an Oracle unsupported environment ... :)
>
> Would someone please confirm if the environment suggested by Hirantha 
> is supported by Red Hat?
>
> * 2 GFS/RAC nodes;
> * 2 DLM on RAC/GFS nodes;
> * fibre channel external storage.
>
> The above environment is what we usually encounter on our cluster 
> projects. Sometimes Oracle Database is installed as active-passive 
> (not a RAC Cluster). It would be useful to know if Red Hat supports 
> it, even if Oracle does not.
>
> Last question: does Oracle supports a 2-node cluster using DLM for 
> Oracle Database (no RAC, no GFS) when used with RHCS?
>
> Thanks again!
>
> Celso.
Hi Celso,

Yes, Red Hat will support the configuration you mentioned.
I don't think Oracle will support the DLM locking protocol with RHCS.

Regards,

Bob Peterson
Red Hat Cluster Suite