[Openstack-operators] OSA upgrading Ubuntu14.04 Newton to Ubuntu16.04 Ocata

Amy Marrich amy at demarco.com
Wed Oct 4 15:28:50 UTC 2017


Grant,

Feel free to stop in even if it goes perfectly to let us know.:)

Amy (spotz)

On Wed, Oct 4, 2017 at 10:03 AM, Grant Morley <grant at absolutedevops.io>
wrote:

> Hi Amy,
>
> Many thanks for this, pleased to know that it is doable :) - We will test
> this on our dev environment first to see if there are any issues or not.
>
> Will be sure to join the #openstack-ansible channel if we get stuck.
>
> Thanks again,
>
> Grant
>
> On 04/10/17 15:56, Amy Marrich wrote:
>
> Hi Grant,
>
> We actually have the process documented here:
>
> https://etherpad.openstack.org/p/osa-newton-xenial-upgrade
>
> It does make a few assumptions so make sure you meet them before starting.
> Please join us on Freenode in the #openstack-ansible channel and we'll give
> you a hand if we can.
>
> Thanks,
>
> Amy (spotz)
>
> On Wed, Oct 4, 2017 at 9:42 AM, Grant Morley <grant at absolutedevops.io>
> wrote:
>
>> Hi All,
>>
>> Just have a quick question regarding upgrading from Newton to Ocata using
>> OSA. We have a small installation ( 4 compute. 3 management, 2 network and
>> some Ceph storage nodes ) And we are looking to upgrade from Ubuntu 14.04
>> Newton to Ubuntu 16.04  Ocata.
>>
>> Does anyone have any good tips on how to do this at all? We are not sure
>> whether it is best to decommission a single node at a time, upgrade that to
>> Ubuntu 16.04 and then get Ocata installed onto that. Or whether there is a
>> better method at all?
>>
>> We are conscious that if we bootstrap our ansible deployer machine for
>> Ocata, it will then not be able to manage the nodes that are running 14.04
>> Newton we assume?
>>
>> Another thing we were thinking was to possibly get some more kit and just
>> install Ocata from scratch on that and start to migrate customers over, but
>> again we assume would need a separate deployer to do so?.
>>
>> We would prefer to be able to upgrade both the OS for Ubuntu and
>> Openstack to Ocata using our current set up and just wondered if this was
>> even possible with OSA? Unfortunately we do not have the budget to simply
>> keep on getting more and more kit, so we have to be quite tactile about how
>> we do things.
>>
>> We are going to test this on our dev environment and see what breaks, but
>> just wondered if anyone here has come across this already and suffered the
>> pain :)
>>
>> Any suggestions would be much appreciated.
>>
>> Many thanks,
>> --
>> Grant Morley
>> Senior Cloud Engineer
>> Absolute DevOps Ltd
>> Units H, J & K, Gateway 1000, Whittle Way, Stevenage, Herts, SG1 2FP
>> www.absolutedevops.io grant at absolutedevops.io 0845 874 0580
>>
>> _______________________________________________
>> OpenStack-operators mailing list
>> OpenStack-operators at lists.openstack.org
>> http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-operators
>>
>>
>
> --
> Grant Morley
> Senior Cloud Engineer
> Absolute DevOps Ltd
> Units H, J & K, Gateway 1000, Whittle Way, Stevenage, Herts, SG1 2FP
> www.absolutedevops.io grant at absolutedevops.io 0845 874 0580
>
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