[Openstack] [nova] [cinder] Nova-volume vs. Cinder in Folsom

John Griffith john.griffith at solidfire.com
Thu Jul 12 15:40:27 UTC 2012


On Thu, Jul 12, 2012 at 9:28 AM, Jay Pipes <jaypipes at gmail.com> wrote:
> On 07/12/2012 10:36 AM, Thomas, Duncan wrote:
>> We’ve got volumes in production, and while I’d be more comfortable with
>> option 2 for the reasons you list below, plus the fact that cinder is
>> fundamentally new code with totally new HA and reliability work needing
>> to be done (particularly for the API endpoint), it sounds like the
>> majority is strongly favouring option 1…
>
> Actually, I believe Cinder is essentially a bit-for-bit copy of
> nova-volumes. John G, is that correct?
>

Yes, that's correct, and as you state it's really the only reason that
option 1 is feasible and also why in my opinion it's the best option.

> It's this similarity that really makes option 1 feasible. If the
> codebases (and API) were radically different, removal like this would be
> much more difficult IMHO.
>
> Best,
> -jay
>
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