Re: [openstack-dev] [nova] Online Migrations.

2015-06-19 Thread Philip Schwartz
There are multiple nova objects that each have their own version and each object corresponds to a database model. I think this might be the best solution for being able to determine if rows are migrated or not. My basic thought is that each table has a the corresponding object class noted in th

Re: [openstack-dev] [nova] Online Migrations.

2015-06-16 Thread Mike Bayer
On 6/15/15 8:34 PM, Philip Schwartz wrote: I discussed this a bit earlier with John and we came up with a thought that I was going to present after getting a little bit more documentation and spec around. With out going into too much detail, here is the basics of the idea. Add a new column t

Re: [openstack-dev] [nova] Online Migrations.

2015-06-15 Thread Philip Schwartz
I discussed this a bit earlier with John and we came up with a thought that I was going to present after getting a little bit more documentation and spec around. With out going into too much detail, here is the basics of the idea. Add a new column to all data models that allow us to inject with