[all][ceilometer][aodh][[docs] Possible error in Stein's Aodh documentation and how to configure cpu_util and pass on value to Aodh

Gauri Sindhu sindhugauri1 at gmail.com
Fri Oct 18 05:32:09 UTC 2019

Hi Rong,

Thanks for the help!

Gauri Sindhu

On Fri, Oct 18, 2019 at 7:12 AM Rong Zhu <aaronzhu1121 at gmail.com> wrote:

> Hi Gauri,
> Please have a try with this link[0], Our production haven't use the latest
> release and haven't use gnoochi, So sorry for can not provider more advice
> about this.
> [0]
> https://stackoverflow.com/questions/56216683/openstack-get-vm-cpu-util-with-stein-version
> Gauri Sindhu <sindhugauri1 at gmail.com>于2019年10月17日 周四16:34写道:
>> Hi Rong,
>> Is there any workaround for this at the moment? Is there any other
>> replacement for the cpu_util metric so that we can transfer the metric or
>> data to the alarm?
>> Regards,
>> Gauri Sindhu
>> On Thu, Oct 17, 2019 at 12:02 PM Rong Zhu <aaronzhu1121 at gmail.com> wrote:
>>> Hi Gauri,
>>> We received a lot of feedback about cpu_utils, And we had plan to add
>>> cpu_utils back in U release.
>>> Gauri Sindhu <sindhugauri1 at gmail.com>于2019年10月17日 周四14:20写道:
>>>> Hi all,
>>>> As per the Rocky release notes
>>>> <https://docs.openstack.org/releasenotes/ceilometer/rocky.html>, *cpu_util
>>>> and *.rate meters are deprecated and will be removed in future release in
>>>> favor of the Gnocchi rate calculation equivalent.*
>>>> I have two doubts regarding this.
>>>> Firstly, if the 'cpu_util' metric has been deprecated then why has it
>>>> been used as an example in the documentation
>>>> <https://docs.openstack.org/aodh/stein/admin/telemetry-alarms.html> in
>>>> the 'Using Alarms' section? I've attached an image of the same.
>>>> Secondly, I'm using OpenStack Stein and want to use the cpu_util or its
>>>> equivalent to create an alarm. If this metric is no longer available then
>>>> what do I pass onto Aodh to create the alarm? There seems to be no
>>>> documentation that to help me out with this. Additionally, even if Gnocchi
>>>> rate calculation is to be used, how am I supposed to transfer the result to
>>>> Aodh? I also cannot seem to find the Gnocchi documentation.
>>>> Regards,
>>>> Gauri Sindhu
>>> --
>>> Thanks,
>>> Rong Zhu
>> --
> Thanks,
> Rong Zhu
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