[Openstack-operators] Juno and Kilo Interoperability

Matt Riedemann mriedem at linux.vnet.ibm.com
Wed Aug 26 15:10:21 UTC 2015

On 8/26/2015 9:30 AM, Eren Türkay wrote:
> On 26-08-2015 17:17, Jonathan Proulx wrote:
>> We recently upgraded from Juno to Kilo and many of our clients
>> (including Horizon) are still Juno with no problems.
> Great news. That's our use case. We will have Juno clients and Kilo API endpoints.
> Thank you for your help.
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In the case of nova, control node services need to be newer than or 
equal to the compute services.

This is a good blog post about doing rolling upgrades for nova:




Matt Riedemann

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