[Openstack] Fwd: [Compute] nova-compute does not show up as ":-)" in nova-manage service list

Leander Bessa Beernaert leanderbb at gmail.com
Wed May 16 14:08:59 UTC 2012


Still doesn't work for root. Thanks for the pointers though. I'm going to
try this on a physical machine and hopefully this issues solves it self.

On Wed, May 16, 2012 at 2:57 PM, Kiall Mac Innes <kiall at managedit.ie> wrote:

> Interesting.. I've never seen that before and honestly have no clue why
> root would fail, but a less privileged account would succeed.
>
> Also.. I should have mentioned, I found that certain libvirt stalls needed
> an explicit `service libvirt-bin stop && service libvirt-bin start` to get
> it going again rather than a `service libvirt-bin restart`.
>
> Thanks,
> Kiall
>
>
>
> On Wed, May 16, 2012 at 2:53 PM, Leander Bessa Beernaert <
> leanderbb at gmail.com> wrote:
>
>> It only hangs when invoked as root. With standard user permissions it
>> works just fine.
>>
>>
>> On Wed, May 16, 2012 at 2:51 PM, Kiall Mac Innes <kiall at managedit.ie>wrote:
>>
>>> Does `virsh list` still hang? Until that succeeds, nova is not the
>>> problem..
>>>
>>> Thanks,
>>> Kiall
>>>
>>>
>>>
>>> On Wed, May 16, 2012 at 2:51 PM, Leander Bessa Beernaert <
>>> leanderbb at gmail.com> wrote:
>>>
>>>> I stopped nova-compute, restarted libvirt-bin and then started
>>>> nova-compute. Yet, the issue still remains :/
>>>>
>>>>
>>>> On Wed, May 16, 2012 at 2:44 PM, Kiall Mac Innes <kiall at managedit.ie>wrote:
>>>>
>>>>> Almost all of the libvirt issues I ran into were "fixed" by restarting
>>>>> libvirt, and on one occasion, rebooting the server.
>>>>>
>>>>> I narrowed some of the issues down to various libvirt bugs at the
>>>>> time, but never followed up after an Ubuntu update fixed the issues..
>>>>>
>>>>> All that said, "I tried 'virsh list', and the command hangs." sounds
>>>>> very familiar - as does your log output ;)
>>>>>
>>>>> Have you attempted to restart libvirt yet? (`service libvirt-bin
>>>>> restart`)
>>>>>
>>>>> Thanks,
>>>>> Kiall
>>>>>
>>>>>
>>>>>
>>>>> On Wed, May 16, 2012 at 2:39 PM, Leander Bessa Beernaert <
>>>>> leanderbb at gmail.com> wrote:
>>>>>
>>>>>> Do you have any suggestions on where to start looking for libvirt
>>>>>> issues? I've tried looking at the logs from libvirt, but they did not show
>>>>>> any indication of errors.
>>>>>>
>>>>>>
>>>>>> On Wed, May 16, 2012 at 2:28 PM, Kiall Mac Innes <kiall at managedit.ie>wrote:
>>>>>>
>>>>>>> On Wed, May 16, 2012 at 1:25 PM, Alisson Soares Limeira Pontes <
>>>>>>> apontes at cpqd.com.br> wrote:
>>>>>>>
>>>>>>>> If the problem is libvirt, nova-compute should not be running, and
>>>>>>>> it would be reported in the /var/log/nova/nova.conf and in
>>>>>>>> /var/log/libvirt/libvirtd.log
>>>>>>>>
>>>>>>>> Verify with
>>>>>>>> $ service nova-compute status
>>>>>>>>
>>>>>>>
>>>>>>> I've seen *many* cases where nova stalls due to some libvirt
>>>>>>> issues. I wouldn't be so quick to rule libvirt out just because the
>>>>>>> nova-compute process is alive!
>>>>>>>
>>>>>>> It can also be a sincronization problem.
>>>>>>>> Did you properly configured ntp??
>>>>>>>>
>>>>>>>
>>>>>>> I believe this is a single server (well .. VM) setup. NTP /
>>>>>>> time synchronization should not be an issue.
>>>>>>>
>>>>>>
>>>>>>> Thanks,
>>>>>>> Kiall
>>>>>>>
>>>>>>
>>>>>>
>>>>>
>>>>
>>>
>>
>
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