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RE: [rhelv5-list] Clustered LVM



Well... thanks for that. I'll continue working the issue with RedHat and
see where we end up.

Thanks,

Kevin 

-----Original Message-----
From: Nuno Fernandes [mailto:npf-mlists eurotux com] 
Sent: Tuesday, May 06, 2008 1:29 AM
To: rhelv5-list redhat com
Cc: Collins, Kevin [Beeline]
Subject: Re: [rhelv5-list] Clustered LVM

On Monday 05 May 2008 18:01:32 Collins, Kevin [Beeline] wrote:
> Which version of lvm2-cluster are you using?
lvm2-cluster-2.02.26-1.el5

> Are you subscribed to the 
> Beta channel for Cluster Storage?
Nopz.. I'm using centos.

Best regards,
Nuno Fernandes

> I am running the "standard" version, but there is a later one in the
> Beta channel:
>
> root# rpm -q lvm2-cluster
> lvm2-cluster-2.02.26-1.el5
>
> Thanks,
>
> Kevin
>
> -----Original Message-----
> From: rhelv5-list-bounces redhat com
> [mailto:rhelv5-list-bounces redhat com] On Behalf Of Nuno Fernandes
> Sent: Saturday, May 03, 2008 2:30 PM
> To: rhelv5-list redhat com
> Subject: Re: [rhelv5-list] Clustered LVM
>
> On Monday 28 April 2008 07:57:39 Zavodsky, Daniel (GE Money) wrote:
> > Hello,
> >     I have been experiencing exactly the same issues... and I found
>
> the
>
> > trick with restarting clvmd myself too. :-) It looks like the
problem
> > happens when you are using both non-clustered and clustered LVM.
>
> I'm also using both clustered and non-clustered lvm on the same
machine
> and i
> don't have that problem.. Everything is working fine.
>
> Best regards,
> Nuno Fernandes
>
> >     I don't think you are doing anything wrong.
> >
> > Regards,
> >     Daniel
> >
> >
> >
> >   _____
> >
> > From: rhelv5-list-bounces redhat com
> > [mailto:rhelv5-list-bounces redhat com] On Behalf Of Collins, Kevin
> > [Beeline]
> > Sent: Friday, April 25, 2008 9:08 PM
> > To: rhelv5-list redhat com
> > Subject: [rhelv5-list] Clustered LVM
> >
> >
> >
> > Hi,
> >
> >         I am working through the process of building my first GFS
> > installation and cluster. So far, things are going well. I have
shared
> > SAN disk that is visible to both nodes, I've got the basic cluster
up
> > and I am now starting to create my LVM structure.
> >
> > I spent a lot of time trying to determine why I was seeing errors
> > similar to the following when trying to create LVs in a new VG:
> >
> > root# lvcreate -L 50M /dev/vgtest
> >   Rounding up size to full physical extent 52.00 MB
> >   Error locking on node cpafisxb: Volume group for uuid not found:
> > IC070PzNGG68uEesi33dH902E4GeGEvwcAccZY4AdnJRkPHUL7EYJzL0Xxkg3eqV
> >
> >   Error locking on node cpafisxa: Volume group for uuid not found:
> > IC070PzNGG68uEesi33dH902E4GeGEvwcAccZY4AdnJRkPHUL7EYJzL0Xxkg3eqV
> >
> >   Failed to activate new LV.
> >
> > I noticed that I did not have a /dev/vgtest on the node where I
>
> created
>
> > the VG. I discovered (by googling the error message above) that
>
> another
>
> > person had seen a similar problem and resolved it by restarting the
> > clvmd service. I did the same thing and the problem was resolved - I
> > don't see that error when creating LVs in that VG, and I now have a
> > /dev/vgtest and associated files (only on the node I created it on).
> >
> > Now, I created a new VG, try to create a new LV within it and see
the
> > same error! I see in the clvmd man page that there is a "-R" option,
> > which sounds like maybe what should be done instead of restarting
>
> clvmd.
>
> > Tried it, but no luck - same error and no /dev/ directory created.
> > Restart clvmd, instant fix.
> >
> > So - what am I doing wrong here? I can't imagine I am supposed to
> > restart clvmd every time I create a new VG, am I?
> >
> > Additionally, I can see the clustered VGs and LVs on my other node,
>
> but
>
> > there are not any files in /dev for the clustered VGs - is this
>
> normal?
>
> > I have also restarted clvmd there with no effect.
> >
> > Thanks,
> >
> > Kevin
>
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