[openstack-dev] [kolla][nova] Orchiestrated upgrades in kolla

Marek Zawadzki mzawadzki at mirantis.com
Fri Dec 18 09:51:10 UTC 2015

Thank you for clarification.


On 17.12.2015 18:02, Michał Jastrzębski wrote:
> Hey,
> Since our instances (and qemu) is in different container than nova
> services, there is no reason (specific to kolla) to meddle with them.
> Ofc it would be required if you'd like to upgrade qemu, but that's
> beyond scope of this change. For now we assume that project upgrade
> won't affect running vms, or if that is the case, operator will have
> to migrate it himself (or herself). Problem is with orchiestraded
> ansible it will require a bit more tinkering to run playbook on just
> one node (namely one we migrated from), but that's doable. Our default
> upgrade strategy assumes that there is no downtime causing change.
> Michal
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Marek Zawadzki
Mirantis Kolla Team

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