[Linux-cluster] Error mounting lockproto lock_dlm

[Steven Whitehouse]

Hi,

On Mon, 2012-06-04 at 11:24 +0200, Nicolas Ecarnot wrote:
> Hi,
> 
> I had a 2-nodes cluster running too fine under Ubuntu server 11.10, with 
> cman, corosync, GFS2, OCFS2, clvm, ctdb, samba, winbind.
> 
> So I decided to upgrade :)
> 
> Under Precise (12.04), my OCFS2 partition is still working well.
> CLVM is still OK, nicely speaking with the dlm layer (dlm_controld).
> 
> I ran "dlm_controld -D" and I can see the nice interaction with clvmd 
> when ran.
> 
> But when I try to mount any GFS2 partition (either directly with 
> mount.gfs2, or via the init.d script), I get the good old error:
> 
> | gfs_controld join connect error: Connection refused
> | error mounting lockproto lock_dlm
> 
Are you running selinux perhaps? That usually means that the unix socket
used to communicate cannot be opened for some reason,

Steve.

> When getting this, I don't see the smallest contact with dlm_controld 
> (ran with -D, it should blink somewhere).
> 
> 
> I guess something has changed : in Precise, here are the version numbers :
> - libdlm3        3.1.7
> - libdlmcontrol3 3.1.7
> - gfs2-utils     3.1.3
> 
> What point must I check to explain to mount.gfs2 that dlm is actually up 
> and running?
> Does all that depend on other components I should check?
>