openstack team mailing list archive

[John Griffith <john.griffith@xxxxxxxxxxxxx>]

On Thu, Oct 25, 2012 at 5:03 PM, Jonathan Proulx <jon@xxxxxxxxxxxxx> wrote:

> On Wed, Oct 24, 2012 at 6:32 PM, John Griffith
> <john.griffith@xxxxxxxxxxxxx> wrote:
>
> > Hey Jon,
> >
> > Cool... Yeah, I had intended for that patch to be a stable/folsom patch
> but
> > shouldn't have submitted it to master :(  The real problem isn't just
> > normalizing the lvm names, but also the provider_location information
> that
> > is stored in the DB for when you try to attach to your compute node.
>
> Yup, I had understood that.  We only have about 10 active volumes so
> it was easy enough in my case to copy and paste the ids/uuids around
> for mysql updates and lvrenames.  So I can now attach both old and new
> volumes at my site.
>
> > The cinder version is the same (https://review.openstack.org/#/c/14790/)
> and
> > depending on the feedback it's a candidate for back-port.
> >
> > The other possible issues that I've seen people run in to:
> > 1. volumes directory not being specified correctly
> > 2. not restarting tgtadm
> > 3. not having the include statement in /etc/tgt/conf.d
> >
> > I think you and I covered most of these in our chat on IRC earlier
> today...
>
> I tripped over a couple more steps that I didn't know about but
> managed to discover on my own as well, like 'cinder-manage db sync' to
> set up the tables in the cinder database, which I'm sure are so
> obvious as to be nearly invisible to people working on the code and
> enough like any other openstack service it wasn't too hard to guess.
> I collected up my notes and expanded migration section of the release
> notes by a few steps
>
> http://wiki.openstack.org/ReleaseNotes/Folsom#OpenStack_Block_Storage_.28Cinder.29
>
> Thanks again,
> -Jon
>
Thanks for putting this together Jon!  I'll see about fixing what we have
against the extra info you've provided.

John