[Linux-cluster] Which lock manager to use in a 3-node environment?

[Robert Peterson]

Celso K. Webber wrote:
> Hello all,
>
> I'm setting up a 3-node Cluster with Red Hat Cluster Suite v4 Update 3, and I
> would like suggestions about which lock manager to use: DLM or GuLM?
>
> Usually, when configuring 2-node clusters, I select DLM, since GuLM requires
> at least 3-nodes, right?
>
> But this time I have 3 nodes, so I wish to know if I'll have any advantage on
> using GuLM in the environment.
>
> Thank you all for any suggestions.
>
> Regards,
>
> Celso.
> --
> Celso K. Webber <celso at webbertek.com.br>
>   
Hi Celso,

This is a good question.  So good that I added it to our FAQ (Frequently 
Asked Questions):
http://sources.redhat.com/cluster/faq.html#dlm_which

Regards,

Bob Peterson
Red Hat Cluster Suite