Open Stack

Hi Ammad,

What OpenStack version did you tested? I have just performed the FIP test
on Xena and it didn't work for me. See the results I posted.

Erlon

Em ter., 23 de nov. de 2021 às 10:47, Ammad Syed <syedammad83 at gmail.com>
escreveu:

> Hi Erlon,
>
> You can check below url for testing qos on FIP. I have tested it and it
> works fine.
>
>
> https://github.com/openstack/neutron/blob/master/doc/source/admin/config-qos.rst
>
> Ammad
> On Tue, Nov 23, 2021 at 6:06 PM Erlon Cruz <sombrafam at gmail.com> wrote:
>
>> Hi Roman, Rodolfo,
>>
>> I tested setting the QoS policy to the port (internal) instead of the
>> network (external), and it works! I did some more testing on
>> the OVS vs OVN deployments and I can confirm the status you are saying.
>> What I got was:
>>
>> OVS:
>> FIP:
>> Setting on port: FAIL
>> Setting on network: OK
>>
>> Private network:
>> Setting on port: OK
>> Setting on network: OK
>>
>> Router:
>> Internal port: OK
>> External port: OK
>>
>> OVN:
>> FIP:
>> Setting on port: FAIL
>> Setting on network: FAIL (I was trying this)
>>
>> Private network:
>> Setting on port: OK
>> Setting on network: OK
>>
>> Router:
>> Internal port: FAIL
>> External port: FAIL
>>
>> Thanks a lot for your help!!
>> Erlon
>>
>> Em ter., 23 de nov. de 2021 às 08:47, Rodolfo Alonso Hernandez <
>> ralonsoh at redhat.com> escreveu:
>>
>>> Hello Erlon:
>>>
>>> We really need to review the gaps document, at least for Xena.
>>>
>>> As Roman said, we have been testing QoS in OVN successfully.
>>>
>>> The current status of QoS in OVN is (at least for Xena):
>>> - Fixed ports (VM ports): support for BW limit rules (egress/ingress)
>>> and DSCP (only egress). Neutron supports port network QoS inheritance (same
>>> as in your example). This is not for OVN but for any backend.
>>> - FIPs: support for BW limit rules (egress/ingress). Still no network
>>> QoS inheritance (in progress).
>>> - GW IP: no support yet.
>>>
>>> Ping me in #openstack-neutron channel (ralonsoh) if you have more
>>> questions.
>>>
>>> Regards.
>>>
>>>
>>> On Tue, Nov 23, 2021 at 12:12 PM Roman Safronov <rsafrono at redhat.com>
>>> wrote:
>>>
>>>> Hi Erlon,
>>>>
>>>> There was a bug with setting QoS on a network but it had been fixed
>>>> long ago.
>>>> https://bugs.launchpad.net/neutron/+bug/1851362  or
>>>> https://bugzilla.redhat.com/show_bug.cgi?id=1934096
>>>> At least in our downstream CI we do not observe such issues with
>>>> QoS+OVN.
>>>>
>>>> From the commands I see that you apply the QoS rule on the external
>>>> network, right?
>>>>
>>>> On Tue, Nov 23, 2021 at 12:39 PM Erlon Cruz <sombrafam at gmail.com>
>>>> wrote:
>>>>
>>>>> Hi Roman,
>>>>>
>>>>> Forgot to add that detail, since I run the same routine in a non-ovn
>>>>> deployment and it worked. But this is how I did it:
>>>>>
>>>>> openstack network qos policy list
>>>>> openstack network qos policy create bw-limiter
>>>>> openstack network qos rule create --type bandwidth-limit --max-kbps
>>>>> 512 --max-burst-kbits 512 --egress bw-limiter
>>>>> openstack network qos rule create --type bandwidth-limit --max-kbps
>>>>> 512 --max-burst-kbits 512 --ingress bw-limiter
>>>>> openstack network set --qos-policy bw-limiter ext_net
>>>>>
>>>>> I didn't set it in the port though, which is something I should do.
>>>>> I'll set it in the port too for testing but I think the above should
>>>>> work regardless.
>>>>>
>>>>> Erlon
>>>>>
>>>>>
>>>>> Em seg., 22 de nov. de 2021 às 18:45, Roman Safronov <
>>>>> rsafrono at redhat.com> escreveu:
>>>>>
>>>>>> Hi Erlon,
>>>>>>
>>>>>> I have a couple of questions that probably will help to understand
>>>>>> the issue better.
>>>>>> Have you applied the QoS rules on a port, network or floating ip?
>>>>>> Have you applied the QoS rules before starting the VM (before it's
>>>>>> port is active) or after?
>>>>>>
>>>>>> Thanks
>>>>>>
>>>>>>
>>>>>> On Mon, Nov 22, 2021 at 10:53 PM Erlon Cruz <sombrafam at gmail.com>
>>>>>> wrote:
>>>>>>
>>>>>>> Hi folks,
>>>>>>>
>>>>>>> I have a question related to the Neutron supportability of OVN+QoS.
>>>>>>> I have checked the config reference for both
>>>>>>> Victoria and Xena[1]
>>>>>>> <https://docs.openstack.org/neutron/xena/admin/config-qos.html>[2]
>>>>>>> <https://docs.openstack.org/neutron/xena/admin/config-qos.html> and
>>>>>>> they are shown as supported (bw limit, eggress/ingress), but I tried to set
>>>>>>> up an env
>>>>>>> with OVN+QoS but the rules are not being effective (VMs still
>>>>>>> download at maximum speed). I double-checked
>>>>>>> the configuration in the neutron API and it brings the QoS settings
>>>>>>> [3]
>>>>>>> <https://gist.github.com/sombrafam/f8434c0505ed4dd3f912574e7ccebb82>
>>>>>>> [4]
>>>>>>> <https://gist.github.com/sombrafam/785beb10f20439c4e50eb633f294ae82>
>>>>>>> [5]
>>>>>>> <https://gist.github.com/sombrafam/b171a38d8cd16bd4dc77cfee3916dccd>,
>>>>>>> and the versions[6]
>>>>>>> <https://gist.github.com/sombrafam/5d098daa1df3f116d599c09c96eab173>
>>>>>>> [7]
>>>>>>> <https://gist.github.com/sombrafam/d51102e3a32be5dc8ca03d7a23b6a998> I'm
>>>>>>> using should support it.
>>>>>>>
>>>>>>> What makes me more confused is that there's a document[8]
>>>>>>> <https://docs.openstack.org/neutron/xena/ovn/gaps.html>[9]
>>>>>>> <https://docs.openstack.org/neutron/victoria/ovn/gaps.html> with a
>>>>>>> gap analysis of the OVN vs OVS QoS functionality
>>>>>>> and the document *is* being updated over the releases, but it still
>>>>>>> shows that QoS is not supported in OVN.
>>>>>>>
>>>>>>> So, is there something I'm missing?
>>>>>>>
>>>>>>> Erlon
>>>>>>> _______________
>>>>>>> [1]
>>>>>>> https://docs.openstack.org/neutron/victoria/admin/config-qos.html
>>>>>>> [2] https://docs.openstack.org/neutron/xena/admin/config-qos.html
>>>>>>> [3] QoS Config:
>>>>>>> https://gist.github.com/sombrafam/f8434c0505ed4dd3f912574e7ccebb82
>>>>>>> [4] neutron.conf:
>>>>>>> https://gist.github.com/sombrafam/785beb10f20439c4e50eb633f294ae82
>>>>>>> [5] ml2_conf.ini:
>>>>>>> https://gist.github.com/sombrafam/b171a38d8cd16bd4dc77cfee3916dccd
>>>>>>> [6] neutron-api-0 versions:
>>>>>>> https://gist.github.com/sombrafam/5d098daa1df3f116d599c09c96eab173
>>>>>>> [7] nova-compute-0 versions:
>>>>>>> https://gist.github.com/sombrafam/d51102e3a32be5dc8ca03d7a23b6a998
>>>>>>> [8] Gaps from ML2/OVS-OVN Xena:
>>>>>>> https://docs.openstack.org/neutron/xena/ovn/gaps.html
>>>>>>> [9] Gaps from ML2/OVS-OVN Victoria:
>>>>>>> https://docs.openstack.org/neutron/victoria/ovn/gaps.html
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>
>>>>>>
>>>>
>>>>
>>>> --
> Regards,
>
>
> Syed Ammad Ali
>
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