[Linux-cluster] Can't mount multiple GFS volumes?

David Teigland teigland at redhat.com
Fri Sep 15 13:55:16 UTC 2006

On Thu, Sep 14, 2006 at 10:29:37AM -0500, isplist at logicore.net wrote:
> >> I have a need for non contiguous storage and wish to mount multiple GFS
> >> logical volumes. However, I cannot seem to get past this following error
> >> and others related.
> >When you created the GFS volumes using gfs_mkfs did you give them different
> >names? All filesystems in a cluster must have unique names.
> Yes, I did.
> I wanted all storage in the vgcomp group but I wanted each to be on it's own 
> and not contiguous. 
> So I did;
> gfs_mkfs -p lock_dlm -t vgcomp:gfscomp -j 16 /dev/vgcomp/rimfire
> and
> gfs_mkfs -p lock_dlm -t vgcomp:gfs -j 16 /dev/vgcomp/str1
> Now, I can only mount one or the other and not both. If I try to mouth
> both, I get the errors I posted. I'll repost the errors so it's all in
> one msg.
> -Command
> # mount -t gfs /dev/vgcomp/str1 /lvstr1
> mount: File exists
> #
> -In Error Log
> Sep 12 16:22:22 dev kernel: GFS: Trying to join cluster "lock_dlm",
> "vgcomp:gfscomp"
> Sep 12 16:22:22 dev kernel: dlm: gfscomp: lockspace already in use
> Sep 12 16:22:22 dev kernel: lock_dlm: new lockspace error -17

Could you send the output of 'cman_tool services' from all nodes before
and after you try to mount?  Thanks

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