[Openstack] Command to find out list of compute nodes
Narayanan, Krishnaprasad
narayana at uni-mainz.de
Fri Nov 16 16:56:48 UTC 2012
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 at linux.vnet.ibm.com]
Sent: Freitag, 16. November 2012 13:56
To: Ahmed Al-Mehdi
Cc: Narayanan, Krishnaprasad; openstack at lists.launchpad.net
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 at 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 at sonoma:~# service nova-compute status nova-compute stop/waiting
> root at sonoma:~# date; service nova-compute start Thu Nov 15 15:48:08
> PST 2012 nova-compute start/running, process 2785 root at sonoma:~#
> service nova-compute status nova-compute stop/waiting root at 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 at sonoma:~# service nova-compute status nova-compute stop/waiting
> root at 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 at uni-mainz.de>
> 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 at lists.launchpad.net
>> [openstack-bounces+narayana=uni-mainz.de at lists.launchpad.net] on
>> behalf of Ahmed Al-Mehdi [ahmed at coraid.com]
>> Sent: Friday, November 16, 2012 12:19 AM
>> To: openstack at lists.launchpad.net
>> 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.
>>
>
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