[ovirt-users] cannot change cluster compatibility version from 3.6 to 4.0

Jiří Sléžka jiri.slezka at slu.cz
Wed Jun 29 22:04:13 UTC 2016


Thanks for info, I am looking forward to 4.0.1 or 4.0.2. This feature 
will help a lot!

Cheers, Jiri



On 06/29/2016 09:48 AM, Michal Skrivanek wrote:
>
>> On 28 Jun 2016, at 17:37, Jiří Sléžka <jiri.slezka at slu.cz> wrote:
>>
>> Dne 28.6.2016 v 17:19 Alexander Wels napsal(a):
>>> On Tuesday, June 28, 2016 05:11:14 PM Jiří Sléžka wrote:
>>>> I forgot attach the screenshot...
>>>>
>>>> Jiri
>>>>
>>>
>>> The label that has the dotted line under it should have a tooltip explaining
>>> the issue. But some of the most likely issues are:
>>
>> you are righ, there is a tooltip explaining tha I have to shutdown all vms before changing compatibility version (I suppose this is valid only for 3->4 upgrade because minor upgrades were possible without downtime)
>
> currently for all upgrades, not just 3->4, that is “new” in 3.6.7
> it will be a whole lot easier after https://bugzilla.redhat.com/show_bug.cgi?id=1348907 gets in
>
>>
>>> 1. DC is at 3.6 and you can't have 4.0 clusters in 3.6 DC.
>>
>> but when I try to change DC version from 3.6 to 4.0 I got
>>
>> "Error while executing action: Cannot update Data Center compatibility version to a value that is greater than its Cluster's version. The following clusters should be upgraded CIT-oVirt."
>>
>>> 2. Active host on 3.6 in the cluster. You can put the hosts in maintenance and
>>> upgrade the cluster, you will obviously also have to upgrade the hosts after
>>> that before you can activate them again.
>>
>> ok, thanks for help. I have to schedule maintenance window.
>>
>> Cheers, Jiri
>>
>>
>>>
>>>> Dne 28.6.2016 v 17:06 Jiří Sléžka napsal(a):
>>>>> Hi all,
>>>>>
>>>>> I have just upgraded engine from 3.6.6 to 4.0 (all worked fine except
>>>>> custom certificate problem which is described and solved here
>>>>> https://bugzilla.redhat.com/show_bug.cgi?id=1336838).
>>>>>
>>>>> Then I upgraded all hosts in cluster and I would like to change cluster
>>>>> compatibility level but it fails in a way there is a red border around
>>>>> "Compatibility Version" dropdown box but no explanation why. There are
>>>>> no entries in logs...
>>>>>
>>>>> What are prerequisities to change cluster compatibility level to 4.0? Do
>>>>> I missing something?
>>>>>
>>>>> Engine (standalone) and hosts are CentOS 7.2
>>>>>
>>>>> btw. dashboard looks really nice!
>>>>>
>>>>> Cheers, Jiri
>>>>>
>>>>>
>>>>> _______________________________________________
>>>>> Users mailing list
>>>>> Users at ovirt.org
>>>>> http://lists.ovirt.org/mailman/listinfo/users
>>>
>>
>> <jiri_slezka.vcf>_______________________________________________
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>


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