Open Stack

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.

Thanks,
John