[openstack-dev] [Nova] [Spec freeze exception] Online Schema Changes

Kevin L. Mitchell kevin.mitchell at rackspace.com
Mon Jul 21 16:02:56 UTC 2014


On Mon, 2014-07-21 at 10:55 +0100, John Garbutt wrote:
> On 19 July 2014 03:53, Johannes Erdfelt <johannes at erdfelt.com> wrote:
> > I'm requestion a spec freeze exception for online schema changes.
> >
> > https://review.openstack.org/102545
> >
> > This work is being done to try to minimize the downtime as part of
> > upgrades. Database migrations have historically been a source of long
> > periods of downtime. The spec is an attempt to start optimizing this
> > part by allowing deployers to perform most schema changes online, while
> > Nova is running.
> 
> Improving upgrades is high priority, and I feel it will help reduce
> the amount of downtime required when performing database migrations.
> 
> So I am happy to sponsor this.

I will also sponsor this for an exception.
-- 
Kevin L. Mitchell <kevin.mitchell at rackspace.com>
Rackspace




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