[one-users] opennebula upgrade to 3.8.3 minor errors

Andreas Calvo Gómez andreas.calvo at scytl.com
Thu Feb 7 03:11:18 PST 2013

On 06/02/13 14:22, Daniel Molina wrote:
> On 6 February 2013 12:36, Andreas Calvo Gómez <andreas.calvo at scytl.com> wrote:
>> Daniel,
>> On 06/02/13 12:34, Daniel Molina wrote:
>>> On 6 February 2013 12:17, Andreas Calvo Gómez <andreas.calvo at scytl.com>
>>> wrote:
>>>> Hi Daniel!
>>>> On 06/02/13 11:15, Daniel Molina wrote:
>>>>> Hi,
>>>>> On 1 February 2013 13:05, Andreas Calvo Gómez <andreas.calvo at scytl.com>
>>>>> wrote:
>>>>>> We have performed a update of both the OS (CentOS 6.2 to 6.3) and
>>>>>> OpenNebula
>>>>>> (3.8.1 to 3.8.3), and are facing some errors that weren't in the older
>>>>>> release:
>>>>>> - Logs can't be viewed from the webUI: selecting the "VM Log" tab shows
>>>>>> an
>>>>>> error message "Log for VM XXX not available".
>>>>> There was a bug in previous releases with the vm log directory, but it
>>>>> should be fixed in 3.8.3. Did you restart the sunstone-server after
>>>>> upgrading?
>>>> Yes, several times because Sunstone or ONE becomes unresponsive from time
>>>> to
>>>> time.
>>> Is Sunstone running on the same machine as OpenNebula?
>> Yes, we have a frontend with Sunstone and OpenNebula (using NFS to share the
>> common storage).
> The new vms logs should be in:
>              system-wide: LOG_LOCATION + "/vms/#{id}.log"
>              self-contained: LOG_LOCATION + "/vms/#{id}/vm.log"
> the former directory was
>              system-wide: LOG_LOCATION + "/#{id}.log"
>              self-contained: LOG_LOCATION + "/#{id}/vm.log"
> The logs from vms created in old versions have to be moved/linked to
> this new directory. I will update the upgrade guide with this step,
> sorry for the inconvenience..
However, logs for new VMs are created under /var/log/one, which I 
thought is where ONE is looking to show them.
>>>>>> - One node can't establish network connections: started VMs on one
>>>>>> specific
>>>>>> node don't have network connectivity, while they get the IP address by
>>>>>> context. All other nodes work fine.
>>>>> Please check the following link:
>>>>> http://wiki.opennebula.org/faq#my_vm_is_running_but_i_get_no_answer_from_pings_what_s_wrong
>>>>> Maybe there is something wrong with the host configuration.
>>>> I'll try that link, but all nodes performed the same update procedure and
>>>> only one is not working.
>>>>>> - Sunstone/ONE seems to be stucked from time to time when performing
>>>>>> large
>>>>>> operations: as the old version (3.8.1), Sunstone becomes unresponsive
>>>>>> and
>>>>>> it
>>>>>> is necessary to shut down all applications (one, sunstone, occi) and
>>>>>> start
>>>>>> them again. It usually happens when performing an operation with a
>>>>>> large
>>>>>> set
>>>>>> of VMs.
>>>>>> For all errors, no log in /var/log/one give any hint.
>>>>>> Is there any other way to try to narrow down the root source of this
>>>>>> problems?
>>>>> What are exactly the actions you performed and with how many vms?
>>>>> Could you send us your sched.conf and oned.conf files?
>>>> When a batch command is executed (usually deleting 50+ VMs), Sunstone or
>>>> ONE
>>>> becomes unresponsive and must be restarted.
>>>> Yes, attached you will find our config files.
>>> Can you interact with OpenNebula through the cli, or is Sunstone the
>>> only one that becomes unresponsive.
>> Everything becomes unresponsive, but not at the same time.
>> When a user performs a large batch operation, the same user can't run more
>> commands, but other users are fine for a while.
>> After some time, users can't log into Sunstone and other services (such as
>> OCCI) become unresponsive too.
> Could you send us the oned.log part when this operation is performed
I've attached a compressed file with all logs (besides VM related ones) 
performing the batch operation.
Hope it's usefull.
> Cheers

Andreas Calvo Gómez
Systems Engineer
Scytl Secure Electronic Voting
Plaça Gal·la Placidia, 1-3, 1st floor · 08006 Barcelona
Phone: + 34 934 230 324
Fax:   + 34 933 251 028

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