[ovirt-users] Clarification on centos/rhel 7.4 and ovirt 4.1.5

[Yaniv Kaul]

On Tue, Aug 29, 2017 at 7:36 PM, Simone Tiraboschi <stirabos at redhat.com>
wrote:

> Ciao Gianluca,
>
> On Tue, Aug 29, 2017 at 6:11 PM, Gianluca Cecchi <
> gianluca.cecchi at gmail.com> wrote:
>
>> Hello,
>> right now I have updated an infra from 4.1.1 to 4.1.5.
>> OS is CentOS 7.3 on the 2 hypervisors and on the engine (a separate
>> server) and has remained that, because CentOS 7.4 not yet released, but
>> coming soon.
>>
>> Questions. When 7.4 released, will ot be some testing from oVirt guys to
>> confirm that I can:
>>
>
> On the oVirt CI env ( http://jenkins.ovirt.org/view/
> oVirt%20system%20tests/ ) we are still testing over CentOS 7.3 without CR
> repo.
> We prefer avoid consuming CR repo there since we had bad experience in the
> past with repo incompleness mining the stability of the CI env.
>

I tried yesterday and failed, on a known (and being handled) RPM issue,
unrelated to oVirt.


>
> CentOS is a "rolling" distro, so as soon as the 7.4 updated packages will
> get officially released, our CI env will start consuming them and you could
> check the output.
> So I'd suggest to wait a few days after the release before upgrading your
> production system to Centros 7.4 or to locally set up a testing env and
> helping us reporting any suspect behavior.
>
>
>>
>> - update OS of engine and hypervisors to 7.4 without any problem?
>>
>> - update another cluster still in 4.1.3 and CentOS 7.3 to 4.1.5 and 7.4
>> in one step?
>>
>
You will most definitely need 4.1.5 for EL 7.4 support. You can upgrade to
4.1.5 now and the OS later, though it could be done in a single step.


>
>> or any guideline?
>>
>> - suppose I have RH EL with oVirt does the same apply?
>> Already tested?
>>
>
> RHEL 7.4 is the tested baseline
>
>
>>
>> This last one below is more a question for support, but in case
>> suggestions are useful in advance:
>>
>
I don't think we should mix oVirt and RHV here.
Y.


> I searched similar information for RHEV but it seems I was not able to
>> find, because RHEV 4.1 has been released before RH EL 7.4:
>> If I should start an evaluation of RHEV 4.1 and I decide to stay with
>> plain RHEL server and not RHV-H, should I force with rhsm to stay on 7.3
>> and install latest 4.1 packages or can I directly start with 7.4 OS?
>> Is it true that there is a plan to not support plain RH EL hosts in the
>> future, but only RHV-H hosts or not?
>>
>> Thanks in advance,
>> Gianluca
>>
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>>
>
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