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

Grant Morley grant at absolutedevops.io
Wed Oct 4 15:03:46 UTC 2017


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 
> <mailto: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 <http://www.absolutedevops.io/>
>     grant at absolutedevops.io <mailto:grant at absolutedevops.io> 0845 874
>     0580
>
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>
>

-- 
Grant Morley
Senior Cloud Engineer
Absolute DevOps Ltd
Units H, J & K, Gateway 1000, Whittle Way, Stevenage, Herts, SG1 2FP
www.absolutedevops.io <http://www.absolutedevops.io/> 
grant at absolutedevops.io <mailto:grant at absolutedevops.io> 0845 874 0580
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