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Message #18674
Re: Command to find out list of compute nodes
This is before nova has parsed the log config options, but you would think
upstart would log the error message somewhere. Perhaps a bug against the ubuntu
package?
Vish
On Nov 16, 2012, at 1:43 PM, Ahmed Al-Mehdi <ahmed@xxxxxxxxxx> wrote:
> Hello,
>
> I would like to add, it would have been really helpful if nova-compute put
> some error log message in /var/log/nova/nova-compute.log or
> /var/log/syslog. Is that an enhancement worth filing against nova-compute?
>
> Regards,
> Ahmed.
>
>
> On 11/16/12 1:40 PM, "Ahmed Al-Mehdi" <ahmed@xxxxxxxxxx> wrote:
>
>> Hello,
>>
>> I resolved the issue, and I feel really silly about the root cause.
>> Thanks to a suggestion from a member of the community, running the exact
>> command from /etc/init/nova-compute.conf manually revealed the issue.
>>
>> root@sonoma:~# date; exec su -s /bin/sh -c "exec nova-compute
>> --config-file=/etc/nova/nova.conf
>> --config-file=/etc/nova/nova-compute.conf" nova
>> Fri Nov 16 13:12:45 PST 2012
>> Traceback (most recent call last):
>> File "/usr/bin/nova-compute", line 43, in <module>
>> flags.parse_args(sys.argv)
>> File "/usr/lib/python2.7/dist-packages/nova/flags.py", line 43, in
>> parse_args
>> default_config_files=default_config_files)
>> File "/usr/lib/python2.7/dist-packages/nova/openstack/common/cfg.py",
>> line 1026, in __call__
>> self._parse_config_files()
>> File "/usr/lib/python2.7/dist-packages/nova/openstack/common/cfg.py",
>> line 1496, in _parse_config_files
>> raise ConfigFilesNotFoundError(not_read_ok)
>> nova.openstack.common.cfg.ConfigFilesNotFoundError: Failed to read some
>> <=======
>> config files: /etc/nova/nova.conf
>> Connection to sonoma closed.
>> Ahmeds-MacBook-Pro:~ ahmed$
>> Ahmeds-MacBook-Pro:~ ahmed$
>> Ahmeds-MacBook-Pro:~ ahmed$ ssh root@sonoma
>> root@sonoma's password:
>> Welcome to Ubuntu 12.04.1 LTS (GNU/Linux 3.2.0-23-generic x86_64)
>> root@sonoma:~#
>> root@sonoma:~# ls -l /etc/nova/nova.conf
>> -rw-r----- 1 root root 2208 Nov 14 10:53 nova.conf <======
>>
>>
>> Much thanks to everyone for helping out. I am a step closer to getting my
>> setup working.
>>
>>
>>
>> Regards,
>>
>> Ahmed.
>>
>>
>> On 11/16/12 11:34 AM, "Vishvananda Ishaya" <vishvananda@xxxxxxxxx> wrote:
>>
>>> nova-compute is crashing for some reason. Try running
>>> sudo nova-compute --config-file=/etc/nova/nova.conf
>>>
>>> that should start it in the foreground so you can see any error messages
>>> that might pop up.
>>>
>>> Vish
>>>
>>> On Nov 16, 2012, at 9:28 AM, Ahmed Al-Mehdi <ahmed@xxxxxxxxxx> wrote:
>>>
>>>> Hello,
>>>>
>>>> The two servers time clock is off by 2 seconds, so obvious not time
>>>> synced. I will work on getting that fixed. The compute node is ahead
>>>> by
>>>> about 2 seconds. Would that cause such a problem?
>>>>
>>>> Regards,
>>>> Ahmed.
>>>>
>>>>
>>>> On 11/16/12 8:56 AM, "Narayanan, Krishnaprasad" <narayana@xxxxxxxxxxxx>
>>>> wrote:
>>>>
>>>>> Hi Ahmed,
>>>>>
>>>>> If I understand the email correctly from Gong Yong Sheng, he is asking
>>>>> you to check the status of ntp server on control and compute nodes.
>>>>>
>>>>> Thanks
>>>>> Krishnaprasad Narayanan
>>>>>
>>>>> -----Original Message-----
>>>>> From: gong yong sheng [mailto:gongysh@xxxxxxxxxxxxxxxxxx]
>>>>> Sent: Freitag, 16. November 2012 13:56
>>>>> To: Ahmed Al-Mehdi
>>>>> Cc: Narayanan, Krishnaprasad; openstack@xxxxxxxxxxxxxxxxxxx
>>>>> Subject: Re: [Openstack] Command to find out list of compute nodes
>>>>>
>>>>> Can u check if the time is synchronized? Times on compute node and
>>>>> control node should be synchronized.
>>>>> On 11/16/2012 12:28 PM, Ahmed Al-Mehdi wrote:
>>>>>> Hi Narayanan,
>>>>>>
>>>>>> Awesome, thank you. There reason I was not seeing the "nova-compute"
>>>>>> listed is because it did not launch on the compute node. I did a
>>>>>> manual start of "nova-compute" on the compute node, and I do see it
>>>>>> listed on the control-node but with "XXX" State.
>>>>>>
>>>>>> root@bodega:~/ahmed/new_guide# nova-manage service list
>>>>>>
>>>>>> Binary Host Zone Status State Updated_At
>>>>>> nova-network bodega nova enabled :-) 2012-11-15
>>>>>> 23:49:28
>>>>>> nova-scheduler bodega nova enabled :-) 2012-11-15
>>>>>> 23:49:28
>>>>>> nova-compute sonoma nova enabled XXX 2012-11-15
>>>>>> 23:46:46
>>>>>> <= compute-node
>>>>>>
>>>>>> What I don't understand is even though nova-compute is listed on the
>>>>>> control-node, the service is not running on the compute node. That
>>>>>> does not seem right.
>>>>>>
>>>>>> root@sonoma:~# service nova-compute status nova-compute stop/waiting
>>>>>> root@sonoma:~# date; service nova-compute start Thu Nov 15 15:48:08
>>>>>> PST 2012 nova-compute start/running, process 2785 root@sonoma:~#
>>>>>> service nova-compute status nova-compute stop/waiting root@sonoma:~#
>>>>>> ps aux | grep nova
>>>>>> root 2810 0.0 0.0 9384 924 pts/0 S+ 15:49 0:00 grep
>>>>>> --color=auto nova
>>>>>> root@sonoma:~# service nova-compute status nova-compute stop/waiting
>>>>>> root@sonoma:~#
>>>>>>
>>>>>> There are no log entries in the log files on compute-node or
>>>>>> control-node.
>>>>>> Any ideas please?
>>>>>>
>>>>>>
>>>>>> Thank you,
>>>>>> Ahmed.
>>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>>>> On 11/15/12 3:29 PM, "Narayanan, Krishnaprasad"
>>>>>> <narayana@xxxxxxxxxxxx>
>>>>>> wrote:
>>>>>>
>>>>>>> Hi Ahmed,
>>>>>>>
>>>>>>> You can use the command "nova-manage service list" from the command
>>>>>>> line of control node to get the list of compute nodes along with the
>>>>>>> nova-compute service status.
>>>>>>>
>>>>>>> Thanks
>>>>>>> Krishnaprasad Narayanan
>>>>>>> ________________________________
>>>>>>> From: openstack-bounces+narayana=uni-mainz.de@xxxxxxxxxxxxxxxxxxx
>>>>>>> [openstack-bounces+narayana=uni-mainz.de@xxxxxxxxxxxxxxxxxxx] on
>>>>>>> behalf of Ahmed Al-Mehdi [ahmed@xxxxxxxxxx]
>>>>>>> Sent: Friday, November 16, 2012 12:19 AM
>>>>>>> To: openstack@xxxxxxxxxxxxxxxxxxx
>>>>>>> Subject: [Openstack] Command to find out list of compute nodes
>>>>>>>
>>>>>>> Hello,
>>>>>>>
>>>>>>> Is there a command I can issue on the control node to find out the
>>>>>>> list of compute node(s) (nodes running nova-compute), and
>>>>>>> potentially
>>>>>>> any additional info about the compute node(s)?
>>>>>>>
>>>>>>> Thank you,
>>>>>>> Ahmed.
>>>>>>>
>>>>>>
>>>>>> _______________________________________________
>>>>>> Mailing list: https://launchpad.net/~openstack
>>>>>> Post to : openstack@xxxxxxxxxxxxxxxxxxx
>>>>>> Unsubscribe : https://launchpad.net/~openstack
>>>>>> More help : https://help.launchpad.net/ListHelp
>>>>>>
>>>>>
>>>>
>>>>
>>>> _______________________________________________
>>>> Mailing list: https://launchpad.net/~openstack
>>>> Post to : openstack@xxxxxxxxxxxxxxxxxxx
>>>> Unsubscribe : https://launchpad.net/~openstack
>>>> More help : https://help.launchpad.net/ListHelp
>>>
>>
>
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