[ovirt-users] NullPointerException when changing compatibility version to 4.0

[Michal Skrivanek]

> On 24 Jul 2017, at 13:39, Marcel Hanke <marcel.hanke at 1und1.de> wrote:
> 
> Hi,
> due to the nullpointerException i can't figur out with of the over 1000 vm is 
> failing, do you have an idea how to get the broken one?
> The one before the Exception is fine and the next one in the db also.

It’s not easy to find out. That’s why we improved the logging in [1]. Can you perhaps upgrade to 4.1 first? It does support the same cluster versions and all...

Thanks,
michal

[1] https://bugzilla.redhat.com/show_bug.cgi?id=1418641
> 
> On Monday, July 24, 2017 01:12:01 PM Michal Skrivanek wrote:
>>> On 24 Jul 2017, at 09:37, Marcel Hanke <marcel.hanke at 1und1.de> wrote:
>>> 
>>> Hi,
>>> no there are no pending changes. The current cluster is 3.6 right.
>>> The strange thing is, that the change to 4.0 worked on 6 other clusters
>>> before without a problem.
>> 
>> it’s often a single or few VMs which are typically quite old, not really
>> used, or obsucre config which break some assumptions and rolls back the
>> whole upgrade. Can you check the VM it failed on if it is important or not?
>> It also often helps to just edit that VM and save it again
>> 
>> Thanks,
>> michal
>> 
>>> On Monday, July 24, 2017 08:53:40 AM Michal Skrivanek wrote:
>>>>> On 24 Jul 2017, at 08:23, Marcel Hanke <marcel.hanke at 1und1.de> wrote:
>>>>> 
>>>>> Hi,
>>>>> i'm currently running on 4.0.6.3-1.el7.centos
>>>> 
>>>> it’s quite an old thing it’s crashing on. I wonder what is the original
>>>> version where those VMs were created? The current cluster is 3.6, right?
>>>> Does any of those VMs have pending changes to be applied?
>>>> 
>>>> Thanks,
>>>> michal
>>>> 
>>>>> On Saturday, July 22, 2017 12:21:17 PM Michal Skrivanek wrote:
>>>>>>> On 20 Jul 2017, at 15:56, Marcel Hanke <marcel.hanke at 1und1.de> wrote:
>>>>>>> 
>>>>>>> Hi,
>>>>>>> the Log is >400MB heres a part with the Errors.
>>>>>> 
>>>>>> ok
>>>>>> and which exact version do you have?
>>>>>> 
>>>>>>> thanks Marcel
>>>>>>> 
>>>>>>> On Thursday, July 20, 2017 02:43:57 PM Eli Mesika wrote:
>>>>>>>> Hi
>>>>>>>> 
>>>>>>>> Please attach full engine.log
>>>>>>>> 
>>>>>>>> On Wed, Jul 19, 2017 at 12:33 PM, Marcel Hanke
>>>>>>>> <marcel.hanke at 1und1.de>
>>>>>>>> 
>>>>>>>> wrote:
>>>>>>>>> Hi,
>>>>>>>>> i currently have a problem with changing one of our clusters to
>>>>>>>>> compatibility
>>>>>>>>> version 4.0.
>>>>>>>>> The Log shows a NullPointerException after several successful vms:
>>>>>>>>> 2017-07-19 11:19:45,886 ERROR
>>>>>>>>> [org.ovirt.engine.core.bll.UpdateVmCommand]
>>>>>>>>> (default task-31) [1acd2990] Error during ValidateFailure.:
>>>>>>>>> java.lang.NullPointerException
>>>>>>>>> 
>>>>>>>>>     at
>>>>>>>>> 
>>>>>>>>> org.ovirt.engine.core.bll.UpdateVmCommand.validate(
>>>>>>>>> UpdateVmCommand.java:632)
>>>>>>>>> [bll.jar:]
>>>>>>>>> 
>>>>>>>>>     at
>>>>>>>>> 
>>>>>>>>> org.ovirt.engine.core.bll.CommandBase.internalValidate(
>>>>>>>>> CommandBase.java:886)
>>>>>>>>> [bll.jar:]
>>>>>>>>> 
>>>>>>>>>     at
>>>>>>>>> 
>>>>>>>>> org.ovirt.engine.core.bll.CommandBase.executeAction(CommandBase.java
>>>>>>>>> :3
>>>>>>>>> 91
>>>>>>>>> )
>>>>>>>>> [bll.jar:]
>>>>>>>>> 
>>>>>>>>>     at
>>>>>>>>>     org.ovirt.engine.core.bll.Backend.runAction(Backend.java:493)
>>>>>>>>> 
>>>>>>>>> [bll.jar:]
>>>>>>>>> .....
>>>>>>>>> 
>>>>>>>>> On other Clusters with the exect same configuration the change to
>>>>>>>>> 4.0
>>>>>>>>> was
>>>>>>>>> successfull without a problem.
>>>>>>>>> Turning off the cluster for the change is also not possible because
>>>>>>>>> of
>>>>>>>>> 
>>>>>>>>>> 1200
>>>>>>>>> 
>>>>>>>>> Vms running on it.
>>>>>>>>> 
>>>>>>>>> Does anyone have an idea what to do, or that to look for?
>>>>>>>>> 
>>>>>>>>> Thanks
>>>>>>>>> Marcel
>>>>>>>>> _______________________________________________
>>>>>>>>> Users mailing list
>>>>>>>>> Users at ovirt.org
>>>>>>>>> http://lists.ovirt.org/mailman/listinfo/users
>>>>>>> 
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>