Open Stack

Hi Jamal,
as I already told previously I don't have nor nova nor neutron in /var/log
because I have Installed openstack using devstack.
I will look for errors in /opt/stack/logs and, if I find somthing I will
post it.

Thanks

2015-06-22 10:16 GMT+02:00 Jamal Arif <jamala at plumgrid.com>:

> ​You can check in two places.
>
>
>    - On Controller:
>
>
> Check for neutron server logs in
> /var/log/neutron/​
>
> Check for Nova schedular etc in
> /var/log/nova/
>
>
>    - On Compute Hosts:
>
>
> Check for Nova Compute logs in
>
> /var/log/nova/nova-compute.log
>
> There can be multiple reasons for this error starting from nova scheduler
> unable to schedule them to virt-type being different in the nova.conf.
> Please check the logs and share the error logs if you are able to find
> them.
>
> Thanks
> Jamal.
>
> On Mon, Jun 22, 2015 at 12:14 AM, Silvia Fichera <fichera.sil at gmail.com>
> wrote:
>
>> Good morning.
>> As I told I can't find the folder /var/log/nova.
>> So which log should I check?
>> Thanks
>>
>> 2015-06-19 16:23 GMT+02:00 Salvatore Orlando <sorlando at nicira.com>:
>>
>>> I would check for errors in the nova compute logs.
>>>
>>> In some cases I had the same error, but the actual root cause was that
>>> the nova compute log was failing to setup networking for an instance. The
>>> request went back to the scheduler, which selected another compute node,
>>> but failed in the same way while setting up networking, and so on until
>>> failure.
>>>
>>> Salvatore
>>>
>>> On 19 June 2015 at 14:50, Silvia Fichera <fichera.sil at gmail.com> wrote:
>>>
>>>> Hi all, I have 4 VMs in a server, managed by ESXi. One of these perform
>>>> as OVS, one is the Openstack controller and the other two are the compute
>>>> hosts. Yesterday I set up Openstack via devstack with Opendaylight
>>>> integration for VTN. There was some issue in the VTN configuration but I
>>>> was able to create the instances. This morning I tryed again to launch the
>>>> instances before facing the other problems and there was this error:
>>>>
>>>> Error: Failed to launch instance "inst": Please try again later [Error:
>>>> No valid host was found. Exceeded max scheduling attempts 3 for instance
>>>> a12ab017-396a-46d0-9749-011b829c6273. Last exception: [u'Traceback (most
>>>> recent call last):\n', u' File "/opt/stack/nova/nova/compute/manager.py",
>>>> line 2081, in _do_build_and_run_in].
>>>>
>>>> My VMs have the maximun availability of memory and CPU (the same as
>>>> yesterday). I tryed with a tiny flavour but there is the same error. When I
>>>> do: nova-manage service list in my controller node I have this output:
>>>>
>>>> Binary Host Zone Status State Updated_At
>>>>
>>>> nova-conductor devstack1 internal enabled :-) 2015-06-19 12:45:16
>>>>
>>>> nova-compute devstack1 nova enabled :-) 2015-06-19 12:45:08
>>>>
>>>> nova-cert devstack1 internal enabled :-) 2015-06-19 12:45:10
>>>>
>>>> nova-scheduler devstack1 internal enabled :-) 2015-06-19 12:45:10
>>>>
>>>> nova-consoleauth devstack1 internal enabled :-) 2015-06-19 12:45:14
>>>>
>>>> nova-compute devstack2 nova enabled :-) 2015-06-19 12:45:10
>>>>
>>>> nova-compute devstack3 nova enabled :-) 2015-06-19 12:45:11
>>>>
>>>> (all smiling!!)
>>>>
>>>> I have also read to check the file /var/log/nova/nova.log (if I'm not
>>>> wrong), but I can't find the directory nova inside /var/log
>>>>
>>>> Thank you
>>>>
>>>> --
>>>> Silvia Fichera
>>>>
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>>>>
>>>>
>>>
>>
>>
>> --
>> Silvia Fichera
>>
>> _______________________________________________
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>>
>>
>


-- 
Silvia Fichera
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