Public bug reported:

Hi, Following ticket has been reported in 
https://bugzilla.redhat.com/show_bug.cgi?id=1964893
Based on their answer, verified the neutron command manually and it works fine.

The issue is occurring randomly and failing the instance creation
usecase.

Recently had failed 2 cases,

1) it failed once out of 72 runs

2021-06-09 10:00:49.391 3194 INFO heat.engine.resource 
[req-6d38438b-be89-4619-8517-9edc49bc7a40 - instTermProject-1 - default 
default] CREATE: Net "vm_network_3" [5776a857-4316-47f9-b3fa-3a1fbff39132] 
Stack "vapp-Service-060821210256-1" [c7fa51bb-2012-4f5c-aa6f-1720dd47a5ed]
2021-06-09 10:00:49.391 3194 ERROR heat.engine.resource Traceback (most recent 
call last):
2021-06-09 10:00:49.391 3194 ERROR heat.engine.resource   File 
"/usr/lib/python2.7/site-packages/heat/engine/resource.py", line 920, in 
_action_recorder
2021-06-09 10:00:49.391 3194 ERROR heat.engine.resource     yield
2021-06-09 10:00:49.391 3194 ERROR heat.engine.resource   File 
"/usr/lib/python2.7/site-packages/heat/engine/resource.py", line 1033, in 
_do_action
2021-06-09 10:00:49.391 3194 ERROR heat.engine.resource     yield 
self.action_handler_task(action, args=handler_args)
2021-06-09 10:00:49.391 3194 ERROR heat.engine.resource   File 
"/usr/lib/python2.7/site-packages/heat/engine/scheduler.py", line 346, in 
wrapper
2021-06-09 10:00:49.391 3194 ERROR heat.engine.resource     step = next(subtask)
2021-06-09 10:00:49.391 3194 ERROR heat.engine.resource   File 
"/usr/lib/python2.7/site-packages/heat/engine/resource.py", line 982, in 
action_handler_task
2021-06-09 10:00:49.391 3194 ERROR heat.engine.resource     done = 
check(handler_data)
2021-06-09 10:00:49.391 3194 ERROR heat.engine.resource   File 
"/usr/lib/python2.7/site-packages/heat/engine/resources/openstack/neutron/net.py",
 line 208, in check_create_complete
2021-06-09 10:00:49.391 3194 ERROR heat.engine.resource     attributes = 
self._show_resource()
2021-06-09 10:00:49.391 3194 ERROR heat.engine.resource   File 
"/usr/lib/python2.7/site-packages/heat/engine/resources/openstack/neutron/neutron.py",
 line 139, in _show_resource
2021-06-09 10:00:49.391 3194 ERROR heat.engine.resource     res_info = 
client_method(*args)
2021-06-09 10:00:49.391 3194 ERROR heat.engine.resource   File 
"/usr/lib/python2.7/site-packages/neutronclient/v2_0/client.py", line 822, in 
show_network
2021-06-09 10:00:49.391 3194 ERROR heat.engine.resource     return 
self.get(self.network_path % (network), params=_params)
2021-06-09 10:00:49.391 3194 ERROR heat.engine.resource   File 
"/usr/lib/python2.7/site-packages/neutronclient/v2_0/client.py", line 354, in 
get
2021-06-09 10:00:49.391 3194 ERROR heat.engine.resource     headers=headers, 
params=params)
2021-06-09 10:00:49.391 3194 ERROR heat.engine.resource   File 
"/usr/lib/python2.7/site-packages/neutronclient/v2_0/client.py", line 331, in 
retry_request
2021-06-09 10:00:49.391 3194 ERROR heat.engine.resource     headers=headers, 
params=params)
2021-06-09 10:00:49.391 3194 ERROR heat.engine.resource   File 
"/usr/lib/python2.7/site-packages/neutronclient/v2_0/client.py", line 294, in 
do_request
2021-06-09 10:00:49.391 3194 ERROR heat.engine.resource     
self._handle_fault_response(status_code, replybody, resp)
2021-06-09 10:00:49.391 3194 ERROR heat.engine.resource   File 
"/usr/lib/python2.7/site-packages/neutronclient/v2_0/client.py", line 269, in 
_handle_fault_response
2021-06-09 10:00:49.391 3194 ERROR heat.engine.resource     
exception_handler_v20(status_code, error_body)
2021-06-09 10:00:49.391 3194 ERROR heat.engine.resource   File 
"/usr/lib/python2.7/site-packages/neutronclient/v2_0/client.py", line 93, in 
exception_handler_v20
2021-06-09 10:00:49.391 3194 ERROR heat.engine.resource     
request_ids=request_ids)
2021-06-09 10:00:49.391 3194 ERROR heat.engine.resource Unauthorized: 
401-{u'error': {u'message': u'The request you have made requires 
authentication.', u'code': 401, u'title': u'Unauthorized'}}
2021-06-09 10:00:49.391 3194 ERROR heat.engine.resource Neutron server returns 
request_ids: ['req-8eb8d67b-1b44-4caf-8c5a-37a442494b31']
2021-06-09 10:00:49.391 3194 ERROR heat.engine.resource
2021-06-09 10:00:49.429 3194 INFO heat.engine.stack 
[req-6d38438b-be89-4619-8517-9edc49bc7a40 - instTermProject-1 - default 
default] Stack CREATE FAILED (vapp-Service-060821210256-1): Resource CREATE 
failed: Unauthorized: resources.vm_network_3: 401-{u'error': {u'message': u'The 
request you have made requires authentication.', u'code': 401, u'title': 
u'Unauthorized'}}
Neutron server returns request_ids: ['req-8eb8d67b-1b44-4caf-8c5a-37a442494b31']


2) it failed once out of 72 runs

2021-06-10 10:01:27.888 13501 INFO nova.compute.manager 
[req-c531e9c8-49b7-4e16-a06c-813cf32067d6 289cd17405e846c390fbb62a92a8adb9 
53e47db492134bf4b58f3d2aadafb639 - default default] [instance: 
f0dc327b-1416-400f-9846-86b9ef0dfc71] Took 8.84 seconds to spawn the instance 
on the hypervisor.
2021-06-10 10:01:28.034 13501 ERROR nova.network.neutronv2.api 
[req-c531e9c8-49b7-4e16-a06c-813cf32067d6 289cd17405e846c390fbb62a92a8adb9 
53e47db492134bf4b58f3d2aadafb639 - default default] Neutron client was not able 
to generate a valid admin token, please verify Neutron admin credential located 
in nova.conf: Unauthorized: 401-{u'error': {u'message': u'The request you have 
made requires authentication.', u'code': 401, u'title': u'Unauthorized'}}
2021-06-10 10:01:28.034 13501 ERROR nova.compute.manager 
[req-c531e9c8-49b7-4e16-a06c-813cf32067d6 289cd17405e846c390fbb62a92a8adb9 
53e47db492134bf4b58f3d2aadafb639 - default default] [instance: 
f0dc327b-1416-400f-9846-86b9ef0dfc71] Failed to deallocate networks: 
NeutronAdminCredentialConfigurationInvalid: Networking client is experiencing 
an unauthorized exception.
2021-06-10 10:01:28.034 13501 ERROR nova.compute.manager [instance: 
f0dc327b-1416-400f-9846-86b9ef0dfc71] Traceback (most recent call last):
2021-06-10 10:01:28.034 13501 ERROR nova.compute.manager [instance: 
f0dc327b-1416-400f-9846-86b9ef0dfc71]   File 
"/usr/lib/python2.7/site-packages/nova/compute/manager.py", line 2746, in 
_cleanup_allocated_networks
2021-06-10 10:01:28.034 13501 ERROR nova.compute.manager [instance: 
f0dc327b-1416-400f-9846-86b9ef0dfc71]     self._deallocate_network(context, 
instance, requested_networks)
2021-06-10 10:01:28.034 13501 ERROR nova.compute.manager [instance: 
f0dc327b-1416-400f-9846-86b9ef0dfc71]   File 
"/usr/lib/python2.7/site-packages/nova/compute/manager.py", line 2002, in 
_deallocate_network
2021-06-10 10:01:28.034 13501 ERROR nova.compute.manager [instance: 
f0dc327b-1416-400f-9846-86b9ef0dfc71]     context, instance, 
requested_networks=requested_networks)
2021-06-10 10:01:28.034 13501 ERROR nova.compute.manager [instance: 
f0dc327b-1416-400f-9846-86b9ef0dfc71]   File 
"/usr/lib/python2.7/site-packages/nova/network/neutronv2/api.py", line 1570, in 
deallocate_for_instance
2021-06-10 10:01:28.034 13501 ERROR nova.compute.manager [instance: 
f0dc327b-1416-400f-9846-86b9ef0dfc71]     data = 
neutron.list_ports(**search_opts)
2021-06-10 10:01:28.034 13501 ERROR nova.compute.manager [instance: 
f0dc327b-1416-400f-9846-86b9ef0dfc71]   File 
"/usr/lib/python2.7/site-packages/nova/network/neutronv2/api.py", line 121, in 
wrapper
2021-06-10 10:01:28.034 13501 ERROR nova.compute.manager [instance: 
f0dc327b-1416-400f-9846-86b9ef0dfc71]     ret = obj(*args, **kwargs)
2021-06-10 10:01:28.034 13501 ERROR nova.compute.manager [instance: 
f0dc327b-1416-400f-9846-86b9ef0dfc71]   File 
"/usr/lib/python2.7/site-packages/neutronclient/v2_0/client.py", line 795, in 
list_ports
2021-06-10 10:01:28.034 13501 ERROR nova.compute.manager [instance: 
f0dc327b-1416-400f-9846-86b9ef0dfc71]     **_params)
2021-06-10 10:01:28.034 13501 ERROR nova.compute.manager [instance: 
f0dc327b-1416-400f-9846-86b9ef0dfc71]   File 
"/usr/lib/python2.7/site-packages/nova/network/neutronv2/api.py", line 121, in 
wrapper
2021-06-10 10:01:28.034 13501 ERROR nova.compute.manager [instance: 
f0dc327b-1416-400f-9846-86b9ef0dfc71]     ret = obj(*args, **kwargs)
2021-06-10 10:01:28.034 13501 ERROR nova.compute.manager [instance: 
f0dc327b-1416-400f-9846-86b9ef0dfc71]   File 
"/usr/lib/python2.7/site-packages/neutronclient/v2_0/client.py", line 369, in 
list
2021-06-10 10:01:28.034 13501 ERROR nova.compute.manager [instance: 
f0dc327b-1416-400f-9846-86b9ef0dfc71]     for r in self._pagination(collection, 
path, **params):
2021-06-10 10:01:28.034 13501 ERROR nova.compute.manager [instance: 
f0dc327b-1416-400f-9846-86b9ef0dfc71]   File 
"/usr/lib/python2.7/site-packages/neutronclient/v2_0/client.py", line 384, in 
_pagination
2021-06-10 10:01:28.034 13501 ERROR nova.compute.manager [instance: 
f0dc327b-1416-400f-9846-86b9ef0dfc71]     res = self.get(path, params=params)
2021-06-10 10:01:28.034 13501 ERROR nova.compute.manager [instance: 
f0dc327b-1416-400f-9846-86b9ef0dfc71]   File 
"/usr/lib/python2.7/site-packages/nova/network/neutronv2/api.py", line 121, in 
wrapper
2021-06-10 10:01:28.034 13501 ERROR nova.compute.manager [instance: 
f0dc327b-1416-400f-9846-86b9ef0dfc71]     ret = obj(*args, **kwargs)
2021-06-10 10:01:28.034 13501 ERROR nova.compute.manager [instance: 
f0dc327b-1416-400f-9846-86b9ef0dfc71]   File 
"/usr/lib/python2.7/site-packages/neutronclient/v2_0/client.py", line 354, in 
get
2021-06-10 10:01:28.034 13501 ERROR nova.compute.manager [instance: 
f0dc327b-1416-400f-9846-86b9ef0dfc71]     headers=headers, params=params)
2021-06-10 10:01:28.034 13501 ERROR nova.compute.manager [instance: 
f0dc327b-1416-400f-9846-86b9ef0dfc71]   File 
"/usr/lib/python2.7/site-packages/nova/network/neutronv2/api.py", line 121, in 
wrapper
2021-06-10 10:01:28.034 13501 ERROR nova.compute.manager [instance: 
f0dc327b-1416-400f-9846-86b9ef0dfc71]     ret = obj(*args, **kwargs)
2021-06-10 10:01:28.034 13501 ERROR nova.compute.manager [instance: 
f0dc327b-1416-400f-9846-86b9ef0dfc71]   File 
"/usr/lib/python2.7/site-packages/neutronclient/v2_0/client.py", line 331, in 
retry_request
2021-06-10 10:01:28.034 13501 ERROR nova.compute.manager [instance: 
f0dc327b-1416-400f-9846-86b9ef0dfc71]     headers=headers, params=params)
2021-06-10 10:01:28.034 13501 ERROR nova.compute.manager [instance: 
f0dc327b-1416-400f-9846-86b9ef0dfc71]   File 
"/usr/lib/python2.7/site-packages/nova/network/neutronv2/api.py", line 121, in 
wrapper
2021-06-10 10:01:28.034 13501 ERROR nova.compute.manager [instance: 
f0dc327b-1416-400f-9846-86b9ef0dfc71]     ret = obj(*args, **kwargs)
2021-06-10 10:01:28.034 13501 ERROR nova.compute.manager [instance: 
f0dc327b-1416-400f-9846-86b9ef0dfc71]   File 
"/usr/lib/python2.7/site-packages/neutronclient/v2_0/client.py", line 294, in 
do_request
2021-06-10 10:01:28.034 13501 ERROR nova.compute.manager [instance: 
f0dc327b-1416-400f-9846-86b9ef0dfc71]     
self._handle_fault_response(status_code, replybody, resp)
2021-06-10 10:01:28.034 13501 ERROR nova.compute.manager [instance: 
f0dc327b-1416-400f-9846-86b9ef0dfc71]   File 
"/usr/lib/python2.7/site-packages/nova/network/neutronv2/api.py", line 137, in 
wrapper
2021-06-10 10:01:28.034 13501 ERROR nova.compute.manager [instance: 
f0dc327b-1416-400f-9846-86b9ef0dfc71]     raise 
exception.NeutronAdminCredentialConfigurationInvalid()
2021-06-10 10:01:28.034 13501 ERROR nova.compute.manager [instance: 
f0dc327b-1416-400f-9846-86b9ef0dfc71] 
NeutronAdminCredentialConfigurationInvalid: Networking client is experiencing 
an unauthorized exception.
2021-06-10 10:01:28.034 13501 ERROR nova.compute.manager [instance: 
f0dc327b-1416-400f-9846-86b9ef0dfc71]
2021-06-10 10:01:28.154 13501 INFO nova.scheduler.client.report 
[req-c531e9c8-49b7-4e16-a06c-813cf32067d6 289cd17405e846c390fbb62a92a8adb9 
53e47db492134bf4b58f3d2aadafb639 - default default] Deleted allocation for 
instance f0dc327b-1416-400f-9846-86b9ef0dfc71


I did tried with neutron auth config from nova.conf manually and it works fine.

No similar issue observed with Queens openstack version.

Also many errors related to rabbitmq

2021-06-11 03:28:26.028 26179 INFO oslo.messaging._drivers.impl_rabbit [-] A 
recoverable connection/channel error occurred, trying to reconnect: [Errno 104] 
Connection reset by peer
2021-06-11 03:28:26.034 26158 INFO oslo.messaging._drivers.impl_rabbit [-] A 
recoverable connection/channel error occurred, trying to reconnect: [Errno 104] 
Connection reset by peer
2021-06-11 03:28:26.056 26179 INFO oslo.messaging._drivers.impl_rabbit [-] A 
recoverable connection/channel error occurred, trying to reconnect: [Errno 104] 
Connection reset by peer
2021-06-11 03:28:26.057 26158 INFO oslo.messaging._drivers.impl_rabbit [-] A 
recoverable connection/channel error occurred, trying to reconnect: [Errno 104] 
Connection reset by peer


openstack-nova-novncproxy-20.6.0-1.el7.noarch
openstack-nova-api-20.6.0-1.el7.noarch
openstack-nova-common-20.6.0-1.el7.noarch
puppet-nova-15.7.0-1.el7.noarch
python2-nova-20.6.0-1.el7.noarch
openstack-nova-scheduler-20.6.0-1.el7.noarch
openstack-nova-conductor-20.6.0-1.el7.noarch
python2-novaclient-15.1.1-1.el7.noarch

openstack-neutron-common-15.3.2-1.el7.noarch
puppet-neutron-15.5.0-1.el7.noarch
python2-neutronclient-6.14.1-1.el7.noarch
openstack-neutron-metering-agent-15.3.2-1.el7.noarch
openstack-neutron-15.3.2-1.el7.noarch
openstack-neutron-openvswitch-15.3.2-1.el7.noarch
python2-neutron-lib-1.29.1-1.el7.noarch
openstack-neutron-ml2-15.3.2-1.el7.noarch
python2-neutron-15.3.2-1.el7.noarch

openstack-keystone-16.0.1-1.el7.noarch
python2-keystonemiddleware-7.0.1-2.el7.noarch
puppet-keystone-15.4.0-1.el7.noarch
python2-keystoneclient-3.21.0-2.el7.noarch
python2-keystoneauth1-3.17.3-1.el7.noarch
python2-keystone-16.0.1-1.el7.noarch


Could you please check and let know if any config needs to be changed?

Best Regards

** Affects: nova
     Importance: Undecided
         Status: New

-- 
You received this bug notification because you are a member of Yahoo!
Engineering Team, which is subscribed to OpenStack Compute (nova).
https://bugs.launchpad.net/bugs/1931707

Title:
  "NeutronAdminCredentialConfigurationInvalid: Networking client is
  experiencing an unauthorized exception" error while instantiating
  instance in Train RDO

Status in OpenStack Compute (nova):
  New

Bug description:
  Hi, Following ticket has been reported in 
https://bugzilla.redhat.com/show_bug.cgi?id=1964893
  Based on their answer, verified the neutron command manually and it works 
fine.

  The issue is occurring randomly and failing the instance creation
  usecase.

  Recently had failed 2 cases,

  1) it failed once out of 72 runs

  2021-06-09 10:00:49.391 3194 INFO heat.engine.resource 
[req-6d38438b-be89-4619-8517-9edc49bc7a40 - instTermProject-1 - default 
default] CREATE: Net "vm_network_3" [5776a857-4316-47f9-b3fa-3a1fbff39132] 
Stack "vapp-Service-060821210256-1" [c7fa51bb-2012-4f5c-aa6f-1720dd47a5ed]
  2021-06-09 10:00:49.391 3194 ERROR heat.engine.resource Traceback (most 
recent call last):
  2021-06-09 10:00:49.391 3194 ERROR heat.engine.resource   File 
"/usr/lib/python2.7/site-packages/heat/engine/resource.py", line 920, in 
_action_recorder
  2021-06-09 10:00:49.391 3194 ERROR heat.engine.resource     yield
  2021-06-09 10:00:49.391 3194 ERROR heat.engine.resource   File 
"/usr/lib/python2.7/site-packages/heat/engine/resource.py", line 1033, in 
_do_action
  2021-06-09 10:00:49.391 3194 ERROR heat.engine.resource     yield 
self.action_handler_task(action, args=handler_args)
  2021-06-09 10:00:49.391 3194 ERROR heat.engine.resource   File 
"/usr/lib/python2.7/site-packages/heat/engine/scheduler.py", line 346, in 
wrapper
  2021-06-09 10:00:49.391 3194 ERROR heat.engine.resource     step = 
next(subtask)
  2021-06-09 10:00:49.391 3194 ERROR heat.engine.resource   File 
"/usr/lib/python2.7/site-packages/heat/engine/resource.py", line 982, in 
action_handler_task
  2021-06-09 10:00:49.391 3194 ERROR heat.engine.resource     done = 
check(handler_data)
  2021-06-09 10:00:49.391 3194 ERROR heat.engine.resource   File 
"/usr/lib/python2.7/site-packages/heat/engine/resources/openstack/neutron/net.py",
 line 208, in check_create_complete
  2021-06-09 10:00:49.391 3194 ERROR heat.engine.resource     attributes = 
self._show_resource()
  2021-06-09 10:00:49.391 3194 ERROR heat.engine.resource   File 
"/usr/lib/python2.7/site-packages/heat/engine/resources/openstack/neutron/neutron.py",
 line 139, in _show_resource
  2021-06-09 10:00:49.391 3194 ERROR heat.engine.resource     res_info = 
client_method(*args)
  2021-06-09 10:00:49.391 3194 ERROR heat.engine.resource   File 
"/usr/lib/python2.7/site-packages/neutronclient/v2_0/client.py", line 822, in 
show_network
  2021-06-09 10:00:49.391 3194 ERROR heat.engine.resource     return 
self.get(self.network_path % (network), params=_params)
  2021-06-09 10:00:49.391 3194 ERROR heat.engine.resource   File 
"/usr/lib/python2.7/site-packages/neutronclient/v2_0/client.py", line 354, in 
get
  2021-06-09 10:00:49.391 3194 ERROR heat.engine.resource     headers=headers, 
params=params)
  2021-06-09 10:00:49.391 3194 ERROR heat.engine.resource   File 
"/usr/lib/python2.7/site-packages/neutronclient/v2_0/client.py", line 331, in 
retry_request
  2021-06-09 10:00:49.391 3194 ERROR heat.engine.resource     headers=headers, 
params=params)
  2021-06-09 10:00:49.391 3194 ERROR heat.engine.resource   File 
"/usr/lib/python2.7/site-packages/neutronclient/v2_0/client.py", line 294, in 
do_request
  2021-06-09 10:00:49.391 3194 ERROR heat.engine.resource     
self._handle_fault_response(status_code, replybody, resp)
  2021-06-09 10:00:49.391 3194 ERROR heat.engine.resource   File 
"/usr/lib/python2.7/site-packages/neutronclient/v2_0/client.py", line 269, in 
_handle_fault_response
  2021-06-09 10:00:49.391 3194 ERROR heat.engine.resource     
exception_handler_v20(status_code, error_body)
  2021-06-09 10:00:49.391 3194 ERROR heat.engine.resource   File 
"/usr/lib/python2.7/site-packages/neutronclient/v2_0/client.py", line 93, in 
exception_handler_v20
  2021-06-09 10:00:49.391 3194 ERROR heat.engine.resource     
request_ids=request_ids)
  2021-06-09 10:00:49.391 3194 ERROR heat.engine.resource Unauthorized: 
401-{u'error': {u'message': u'The request you have made requires 
authentication.', u'code': 401, u'title': u'Unauthorized'}}
  2021-06-09 10:00:49.391 3194 ERROR heat.engine.resource Neutron server 
returns request_ids: ['req-8eb8d67b-1b44-4caf-8c5a-37a442494b31']
  2021-06-09 10:00:49.391 3194 ERROR heat.engine.resource
  2021-06-09 10:00:49.429 3194 INFO heat.engine.stack 
[req-6d38438b-be89-4619-8517-9edc49bc7a40 - instTermProject-1 - default 
default] Stack CREATE FAILED (vapp-Service-060821210256-1): Resource CREATE 
failed: Unauthorized: resources.vm_network_3: 401-{u'error': {u'message': u'The 
request you have made requires authentication.', u'code': 401, u'title': 
u'Unauthorized'}}
  Neutron server returns request_ids: 
['req-8eb8d67b-1b44-4caf-8c5a-37a442494b31']


  2) it failed once out of 72 runs

  2021-06-10 10:01:27.888 13501 INFO nova.compute.manager 
[req-c531e9c8-49b7-4e16-a06c-813cf32067d6 289cd17405e846c390fbb62a92a8adb9 
53e47db492134bf4b58f3d2aadafb639 - default default] [instance: 
f0dc327b-1416-400f-9846-86b9ef0dfc71] Took 8.84 seconds to spawn the instance 
on the hypervisor.
  2021-06-10 10:01:28.034 13501 ERROR nova.network.neutronv2.api 
[req-c531e9c8-49b7-4e16-a06c-813cf32067d6 289cd17405e846c390fbb62a92a8adb9 
53e47db492134bf4b58f3d2aadafb639 - default default] Neutron client was not able 
to generate a valid admin token, please verify Neutron admin credential located 
in nova.conf: Unauthorized: 401-{u'error': {u'message': u'The request you have 
made requires authentication.', u'code': 401, u'title': u'Unauthorized'}}
  2021-06-10 10:01:28.034 13501 ERROR nova.compute.manager 
[req-c531e9c8-49b7-4e16-a06c-813cf32067d6 289cd17405e846c390fbb62a92a8adb9 
53e47db492134bf4b58f3d2aadafb639 - default default] [instance: 
f0dc327b-1416-400f-9846-86b9ef0dfc71] Failed to deallocate networks: 
NeutronAdminCredentialConfigurationInvalid: Networking client is experiencing 
an unauthorized exception.
  2021-06-10 10:01:28.034 13501 ERROR nova.compute.manager [instance: 
f0dc327b-1416-400f-9846-86b9ef0dfc71] Traceback (most recent call last):
  2021-06-10 10:01:28.034 13501 ERROR nova.compute.manager [instance: 
f0dc327b-1416-400f-9846-86b9ef0dfc71]   File 
"/usr/lib/python2.7/site-packages/nova/compute/manager.py", line 2746, in 
_cleanup_allocated_networks
  2021-06-10 10:01:28.034 13501 ERROR nova.compute.manager [instance: 
f0dc327b-1416-400f-9846-86b9ef0dfc71]     self._deallocate_network(context, 
instance, requested_networks)
  2021-06-10 10:01:28.034 13501 ERROR nova.compute.manager [instance: 
f0dc327b-1416-400f-9846-86b9ef0dfc71]   File 
"/usr/lib/python2.7/site-packages/nova/compute/manager.py", line 2002, in 
_deallocate_network
  2021-06-10 10:01:28.034 13501 ERROR nova.compute.manager [instance: 
f0dc327b-1416-400f-9846-86b9ef0dfc71]     context, instance, 
requested_networks=requested_networks)
  2021-06-10 10:01:28.034 13501 ERROR nova.compute.manager [instance: 
f0dc327b-1416-400f-9846-86b9ef0dfc71]   File 
"/usr/lib/python2.7/site-packages/nova/network/neutronv2/api.py", line 1570, in 
deallocate_for_instance
  2021-06-10 10:01:28.034 13501 ERROR nova.compute.manager [instance: 
f0dc327b-1416-400f-9846-86b9ef0dfc71]     data = 
neutron.list_ports(**search_opts)
  2021-06-10 10:01:28.034 13501 ERROR nova.compute.manager [instance: 
f0dc327b-1416-400f-9846-86b9ef0dfc71]   File 
"/usr/lib/python2.7/site-packages/nova/network/neutronv2/api.py", line 121, in 
wrapper
  2021-06-10 10:01:28.034 13501 ERROR nova.compute.manager [instance: 
f0dc327b-1416-400f-9846-86b9ef0dfc71]     ret = obj(*args, **kwargs)
  2021-06-10 10:01:28.034 13501 ERROR nova.compute.manager [instance: 
f0dc327b-1416-400f-9846-86b9ef0dfc71]   File 
"/usr/lib/python2.7/site-packages/neutronclient/v2_0/client.py", line 795, in 
list_ports
  2021-06-10 10:01:28.034 13501 ERROR nova.compute.manager [instance: 
f0dc327b-1416-400f-9846-86b9ef0dfc71]     **_params)
  2021-06-10 10:01:28.034 13501 ERROR nova.compute.manager [instance: 
f0dc327b-1416-400f-9846-86b9ef0dfc71]   File 
"/usr/lib/python2.7/site-packages/nova/network/neutronv2/api.py", line 121, in 
wrapper
  2021-06-10 10:01:28.034 13501 ERROR nova.compute.manager [instance: 
f0dc327b-1416-400f-9846-86b9ef0dfc71]     ret = obj(*args, **kwargs)
  2021-06-10 10:01:28.034 13501 ERROR nova.compute.manager [instance: 
f0dc327b-1416-400f-9846-86b9ef0dfc71]   File 
"/usr/lib/python2.7/site-packages/neutronclient/v2_0/client.py", line 369, in 
list
  2021-06-10 10:01:28.034 13501 ERROR nova.compute.manager [instance: 
f0dc327b-1416-400f-9846-86b9ef0dfc71]     for r in self._pagination(collection, 
path, **params):
  2021-06-10 10:01:28.034 13501 ERROR nova.compute.manager [instance: 
f0dc327b-1416-400f-9846-86b9ef0dfc71]   File 
"/usr/lib/python2.7/site-packages/neutronclient/v2_0/client.py", line 384, in 
_pagination
  2021-06-10 10:01:28.034 13501 ERROR nova.compute.manager [instance: 
f0dc327b-1416-400f-9846-86b9ef0dfc71]     res = self.get(path, params=params)
  2021-06-10 10:01:28.034 13501 ERROR nova.compute.manager [instance: 
f0dc327b-1416-400f-9846-86b9ef0dfc71]   File 
"/usr/lib/python2.7/site-packages/nova/network/neutronv2/api.py", line 121, in 
wrapper
  2021-06-10 10:01:28.034 13501 ERROR nova.compute.manager [instance: 
f0dc327b-1416-400f-9846-86b9ef0dfc71]     ret = obj(*args, **kwargs)
  2021-06-10 10:01:28.034 13501 ERROR nova.compute.manager [instance: 
f0dc327b-1416-400f-9846-86b9ef0dfc71]   File 
"/usr/lib/python2.7/site-packages/neutronclient/v2_0/client.py", line 354, in 
get
  2021-06-10 10:01:28.034 13501 ERROR nova.compute.manager [instance: 
f0dc327b-1416-400f-9846-86b9ef0dfc71]     headers=headers, params=params)
  2021-06-10 10:01:28.034 13501 ERROR nova.compute.manager [instance: 
f0dc327b-1416-400f-9846-86b9ef0dfc71]   File 
"/usr/lib/python2.7/site-packages/nova/network/neutronv2/api.py", line 121, in 
wrapper
  2021-06-10 10:01:28.034 13501 ERROR nova.compute.manager [instance: 
f0dc327b-1416-400f-9846-86b9ef0dfc71]     ret = obj(*args, **kwargs)
  2021-06-10 10:01:28.034 13501 ERROR nova.compute.manager [instance: 
f0dc327b-1416-400f-9846-86b9ef0dfc71]   File 
"/usr/lib/python2.7/site-packages/neutronclient/v2_0/client.py", line 331, in 
retry_request
  2021-06-10 10:01:28.034 13501 ERROR nova.compute.manager [instance: 
f0dc327b-1416-400f-9846-86b9ef0dfc71]     headers=headers, params=params)
  2021-06-10 10:01:28.034 13501 ERROR nova.compute.manager [instance: 
f0dc327b-1416-400f-9846-86b9ef0dfc71]   File 
"/usr/lib/python2.7/site-packages/nova/network/neutronv2/api.py", line 121, in 
wrapper
  2021-06-10 10:01:28.034 13501 ERROR nova.compute.manager [instance: 
f0dc327b-1416-400f-9846-86b9ef0dfc71]     ret = obj(*args, **kwargs)
  2021-06-10 10:01:28.034 13501 ERROR nova.compute.manager [instance: 
f0dc327b-1416-400f-9846-86b9ef0dfc71]   File 
"/usr/lib/python2.7/site-packages/neutronclient/v2_0/client.py", line 294, in 
do_request
  2021-06-10 10:01:28.034 13501 ERROR nova.compute.manager [instance: 
f0dc327b-1416-400f-9846-86b9ef0dfc71]     
self._handle_fault_response(status_code, replybody, resp)
  2021-06-10 10:01:28.034 13501 ERROR nova.compute.manager [instance: 
f0dc327b-1416-400f-9846-86b9ef0dfc71]   File 
"/usr/lib/python2.7/site-packages/nova/network/neutronv2/api.py", line 137, in 
wrapper
  2021-06-10 10:01:28.034 13501 ERROR nova.compute.manager [instance: 
f0dc327b-1416-400f-9846-86b9ef0dfc71]     raise 
exception.NeutronAdminCredentialConfigurationInvalid()
  2021-06-10 10:01:28.034 13501 ERROR nova.compute.manager [instance: 
f0dc327b-1416-400f-9846-86b9ef0dfc71] 
NeutronAdminCredentialConfigurationInvalid: Networking client is experiencing 
an unauthorized exception.
  2021-06-10 10:01:28.034 13501 ERROR nova.compute.manager [instance: 
f0dc327b-1416-400f-9846-86b9ef0dfc71]
  2021-06-10 10:01:28.154 13501 INFO nova.scheduler.client.report 
[req-c531e9c8-49b7-4e16-a06c-813cf32067d6 289cd17405e846c390fbb62a92a8adb9 
53e47db492134bf4b58f3d2aadafb639 - default default] Deleted allocation for 
instance f0dc327b-1416-400f-9846-86b9ef0dfc71

  
  I did tried with neutron auth config from nova.conf manually and it works 
fine.

  No similar issue observed with Queens openstack version.

  Also many errors related to rabbitmq

  2021-06-11 03:28:26.028 26179 INFO oslo.messaging._drivers.impl_rabbit [-] A 
recoverable connection/channel error occurred, trying to reconnect: [Errno 104] 
Connection reset by peer
  2021-06-11 03:28:26.034 26158 INFO oslo.messaging._drivers.impl_rabbit [-] A 
recoverable connection/channel error occurred, trying to reconnect: [Errno 104] 
Connection reset by peer
  2021-06-11 03:28:26.056 26179 INFO oslo.messaging._drivers.impl_rabbit [-] A 
recoverable connection/channel error occurred, trying to reconnect: [Errno 104] 
Connection reset by peer
  2021-06-11 03:28:26.057 26158 INFO oslo.messaging._drivers.impl_rabbit [-] A 
recoverable connection/channel error occurred, trying to reconnect: [Errno 104] 
Connection reset by peer


  openstack-nova-novncproxy-20.6.0-1.el7.noarch
  openstack-nova-api-20.6.0-1.el7.noarch
  openstack-nova-common-20.6.0-1.el7.noarch
  puppet-nova-15.7.0-1.el7.noarch
  python2-nova-20.6.0-1.el7.noarch
  openstack-nova-scheduler-20.6.0-1.el7.noarch
  openstack-nova-conductor-20.6.0-1.el7.noarch
  python2-novaclient-15.1.1-1.el7.noarch

  openstack-neutron-common-15.3.2-1.el7.noarch
  puppet-neutron-15.5.0-1.el7.noarch
  python2-neutronclient-6.14.1-1.el7.noarch
  openstack-neutron-metering-agent-15.3.2-1.el7.noarch
  openstack-neutron-15.3.2-1.el7.noarch
  openstack-neutron-openvswitch-15.3.2-1.el7.noarch
  python2-neutron-lib-1.29.1-1.el7.noarch
  openstack-neutron-ml2-15.3.2-1.el7.noarch
  python2-neutron-15.3.2-1.el7.noarch

  openstack-keystone-16.0.1-1.el7.noarch
  python2-keystonemiddleware-7.0.1-2.el7.noarch
  puppet-keystone-15.4.0-1.el7.noarch
  python2-keystoneclient-3.21.0-2.el7.noarch
  python2-keystoneauth1-3.17.3-1.el7.noarch
  python2-keystone-16.0.1-1.el7.noarch


  Could you please check and let know if any config needs to be changed?

  Best Regards

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