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Thank you for your response. However, I do not know how to enable debug
messages for the health monitor. I do not even know how to access the
health monitor log because I can't ssh into the load balancer.

On Tue, Apr 6, 2021 at 11:09 AM Gregory Thiemonge <gthiemonge at redhat.com>
wrote:

> On Mon, Apr 5, 2021 at 4:14 PM Adekunbi Adewojo <aadewojo at gmail.com>
> wrote:
>
>> Hi there,
>>
>> I recently deployed a load balancer on our openstack private cloud. I
>> used this manual -
>> https://docs.openstack.org/octavia/latest/user/guides/basic-cookbook.html
>> to create the load balancer. However, after creating and trying to access
>> it, it returns an error message saying "No server is available to handle
>> this request". Also on the dashboard, "Operating status" shows offline but
>> "provisioning status" shows active. I have two web applications as members
>> of the load balancer and I can individually access those web applications.
>>
>
> Hi,
>
> provisioning status ACTIVE shows the load balancer was successfully
> created but operating status OFFLINE indicates that the amphora is unable
> to communicate with the Octavia health-manager service.
> Basically, the amphora should report its status to the hm service using
> UDP messages (on a controller, you can dump the UDP packets on the o-hm0
> interface), do you see any errors in the hm logs? I would
> recommend enabling the debug messages in the health-manager, and to check
> the logs, you should see messages about incoming packets:
>
> Apr 06 10:02:20 devstack2 octavia-health-manager[1747820]: DEBUG
> octavia.amphorae.drivers.health.heartbeat_udp [-] Received packet from
> ('192.168.0.73', 11273) {{(pid=1747857) dorecv
> /opt/stack/octavia/octavia/amphorae/drivers/health/heartbeat_udp.py:95}}
>
> The "No server is available to handle this request" response from the
> amphora indicates that haproxy is correctly running on the VIP interface
> but it doesn't have any member servers. Perhaps fixing the health-manager
> issue will help to understand why the traffic is not dispatched to the
> members.
>
>
>
>> Could someone please point me in the right direction?
>>
>> Thanks.
>>
>
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