[osprofiler][neutron] Why there's no `profiler` section for neutron.conf?

hai wu haiwu.us at gmail.com
Tue Feb 28 14:55:28 UTC 2023


Thank you! This all makes sense to me. But I just tried again, by
putting the same [profiler] configuration entries (as those in
nova.conf/glance-api.conf/cinder.conf files) into
/etc/neutron/neutron.conf, and restarted all neutron services on the
controller host, and it still does not work when I tried to run
`openstack network list --os-profile MY_KEY_HERE`, and I could not
find any new entries showing up in redis. The same is working for all
other services.
I enabled `debug = True` in neutron.conf, and I could see all the
entries for the profiler got setup correctly from its neutron-api.log.

What else I could look into for this issue?

On Tue, Feb 28, 2023 at 3:09 AM Takashi Kajinami <tkajinam at redhat.com> wrote:
>
>
>
> On Tue, Feb 28, 2023 at 6:05 PM Takashi Kajinami <tkajinam at redhat.com> wrote:
>>
>> It seems the entrypoint to load osprofiler options are missing from the file used by oslo-config-generator.
>> This should fix the missing options. https://review.opendev.org/c/openstack/neutron/+/875622
>
>
> To clarify this a bit, the config file to generate neutron.conf does not include the appropriate entrypoint
> so oslo-config-generator does not load osprofiler options and these options are not rendered.
>
> However options themselves are valid and you can add the [profiler] section and desired options to neutron.conf
> additionally (or by any tooling) then neutron should be able to load these additional options .
>
>>
>>
>> On Tue, Feb 28, 2023 at 5:03 PM Hoai-Thu Vuong <thuvh87 at gmail.com> wrote:
>>>
>>> You can check this file: https://github.com/openstack/neutron/blob/master/neutron/common/profiler.py.
>>> If you would like to install with kolla-ansible, osprofiler configure should be manual added to /etc/kolla/config/neutron/(some thign herre) (i guess)
>>>
>>> On Tue, Feb 28, 2023 at 2:57 PM Slawek Kaplonski <skaplons at redhat.com> wrote:
>>>>
>>>> Hi,
>>>>
>>>>
>>>> Dnia wtorek, 28 lutego 2023 03:39:23 CET hai wu pisze:
>>>>
>>>> > There is this `profiler` section for osprofiler for
>>>>
>>>> > nova.conf/glance-api.conf/cinder.conf/keystone.conf.
>>>>
>>>> >
>>>>
>>>> > But there's no such section for neutron.conf, why? I could not find
>>>>
>>>> > this section in even the latest neutron.conf document.
>>>>
>>>> >
>>>>
>>>> > Thus I could not get `openstack network list --os-profile MY_KEY_HERE` to work.
>>>>
>>>> >
>>>>
>>>> >
>>>>
>>>>
>>>> maybe it's not documented (and that would be bug worth reporting) but You can use it with neutron for sure. We are doing that e.g. in neutron-ovs-rally-task CI job. See neutron config example from that job [1]. And result of profiling is then in the rally page [2] in the "Scenario Data" tab.
>>>>
>>>>
>>>> [1] https://a5ee3d263fc9f9b0b1b0-8b0899cb6c8c0582fa25b52fb6031f3e.ssl.cf5.rackcdn.com/874931/1/check/neutron-ovs-rally-task/e29e551/controller/logs/etc/neutron/neutron_conf.txt
>>>>
>>>> [2] https://a5ee3d263fc9f9b0b1b0-8b0899cb6c8c0582fa25b52fb6031f3e.ssl.cf5.rackcdn.com/874931/1/check/neutron-ovs-rally-task/e29e551/results/report.html#/NeutronNetworks.create_and_bind_ports/output
>>>>
>>>>
>>>> --
>>>>
>>>> Slawek Kaplonski
>>>>
>>>> Principal Software Engineer
>>>>
>>>> Red Hat
>>>
>>>
>>>
>>> --
>>> Thu.



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