Open Stack

> While migrate_flavor_data seem to flavor migrate meta data of the VMs
> that were spawned before upgrade procedure, it doesn't seem to flavor
> migrate for the VMs that were spawned during the upgrade procedure more
> specifically after openstack controller upgrade and before compute
> upgrade. Am I missing something here or is it by intention?

You can run the flavor migration as often as you need, and can certainly
run it after your last compute is upgraded before you start to move into
liberty.

--Dan