Hey guys. I'm having problems with a new deploy. I'm relatively new to the project, so I still don't know how to guide myself in solving some errors.

When I create some Network and try to upload a VM the following errors appear in the Neutron container:

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Jul 15 11:31:50 dcn2-neutron-server-container-a7122a16 neutron-api[5676]: 2023-07-15 11:31:50.988 5676 INFO oslo.messaging._drivers.impl_rabbit [-] A recoverable connection/channel error occurred, trying to reconnect: Server unexpectedly closed connection
Jul 15 11:31:51 dcn2-neutron-server-container-a7122a16 neutron-api[5683]: 2023-07-15 11:31:51.009 5683 ERROR oslo.messaging._drivers.impl_rabbit [-] Connection failed: [Errno 104] ECONNRESET (retrying in 1.0 seconds): ConnectionResetError: [Errno 104] ECONNRESET
Jul 15 11:31:51 dcn2-neutron-server-container-a7122a16 uwsgi[5683]: Sat Jul 15 11:31:51 2023 - SIGPIPE: writing to a closed pipe/socket/fd (probably the client disconnected) on request /v2.0/availability_zones (ip 172.29.237.22) !!!
Jul 15 11:33:53 dcn2-neutron-server-container-a7122a16 neutron-api[5676]: 2023-07-15 11:33:53.860 5676 ERROR oslo.messaging._drivers.impl_rabbit [-] Connection failed: [Errno 104] ECONNRESET (retrying in 1.0 seconds): ConnectionResetError: [Errno 104] ECONNRESET
Jul 15 11:33:58 dcn2-neutron-server-container-a7122a16 neutron-api[5678]: 2023-07-15 11:33:58.733 5678 INFO oslo.messaging._drivers.impl_rabbit [-] A recoverable connection/channel error occurred, trying to reconnect: [Errno 104] Connection reset by peer
Jul 15 11:33:58 dcn2-neutron-server-container-a7122a16 uwsgi[5678]: Sat Jul 15 11:33:58 2023 - SIGPIPE: writing to a closed pipe/socket/fd (probably the client disconnected) on request /v2.0/subnetpools (ip 172.29.237.22) !!!
Jul 15 11:33:58 dcn2-neutron-server-container-a7122a16 neutron-api[5677]: 2023-07-15 11:33:58.959 5677 INFO neutron.db.segments_db [None req-61542ff4-867d-402f-8239-b45392b2c188 f8da6c7abaa64116948db1d2aaa829f1 86e3eede43b940d69d2b43ccba1b256b - - default default] Added segment 16ec3850-a4f2-40f3-9dc8-3b4650053935 of type vlan for network 6887bbfb-4680-4ed7-910b-90a65f7731dc
Jul 15 11:33:59 dcn2-neutron-server-container-a7122a16 neutron-api[5680]: 2023-07-15 11:33:59.095 5680 INFO oslo.messaging._drivers.impl_rabbit [-] A recoverable connection/channel error occurred, trying to reconnect: [Errno 104] Connection reset by peer
Jul 15 11:33:59 dcn2-neutron-server-container-a7122a16 uwsgi[5680]: Sat Jul 15 11:33:59 2023 - SIGPIPE: writing to a closed pipe/socket/fd (probably the client disconnected) on request /v2.0/subnets (ip 172.29.237.22) !!!
Jul 15 11:33:59 dcn2-neutron-server-container-a7122a16 neutron-api[5680]: 2023-07-15 11:33:59.584 5680 WARNING neutron.api.rpc.agentnotifiers.dhcp_rpc_agent_api [None req-5ad409c5-c073-4726-bb26-5024d9c9c65b f8da6c7abaa64116948db1d2aaa829f1 86e3eede43b940d69d2b43ccba1b256b - - default default] Unable to schedule network 6887bbfb-4680-4ed7-910b-90a65f7731dc: no agents available; will retry on subsequent port and subnet creation events.
Jul 15 11:33:59 dcn2-neutron-server-container-a7122a16 neutron-api[5688]: 2023-07-15 11:33:59.684 5688 INFO oslo.messaging._drivers.impl_rabbit [-] A recoverable connection/channel error occurred, trying to reconnect: Server unexpectedly closed connection
Jul 15 11:41:32 dcn2-neutron-server-container-a7122a16 neutron-api[5680]: 2023-07-15 11:41:32.961 5680 INFO oslo.messaging._drivers.impl_rabbit [-] A recoverable connection/channel error occurred, trying to reconnect: Server unexpectedly closed connection
Jul 15 11:41:33 dcn2-neutron-server-container-a7122a16 uwsgi[5688]: Traceback (most recent call last):
Jul 15 11:41:33 dcn2-neutron-server-container-a7122a16 uwsgi[5688]:   File "/openstack/venvs/neutron-26.1.3.dev1/lib/python3.9/site-packages/urllib3/connection.py", line 174, in _new_conn
Jul 15 11:41:33 dcn2-neutron-server-container-a7122a16 uwsgi[5688]:     conn = connection.create_connection(
Jul 15 11:41:33 dcn2-neutron-server-container-a7122a16 uwsgi[5688]:   File "/openstack/venvs/neutron-26.1.3.dev1/lib/python3.9/site-packages/urllib3/util/connection.py", line 95, in create_connection
Jul 15 11:41:33 dcn2-neutron-server-container-a7122a16 uwsgi[5688]:     raise err
Jul 15 11:41:33 dcn2-neutron-server-container-a7122a16 uwsgi[5688]:   File "/openstack/venvs/neutron-26.1.3.dev1/lib/python3.9/site-packages/urllib3/util/connection.py", line 85, in create_connection
Jul 15 11:41:33 dcn2-neutron-server-container-a7122a16 uwsgi[5688]:     sock.connect(sa)
Jul 15 11:41:33 dcn2-neutron-server-container-a7122a16 uwsgi[5688]:   File "/openstack/venvs/neutron-26.1.3.dev1/lib/python3.9/site-packages/eventlet/greenio/base.py", line 256, in connect
Jul 15 11:41:33 dcn2-neutron-server-container-a7122a16 uwsgi[5688]:     socket_checkerr(fd)
Jul 15 11:41:33 dcn2-neutron-server-container-a7122a16 uwsgi[5688]:   File "/openstack/venvs/neutron-26.1.3.dev1/lib/python3.9/site-packages/eventlet/greenio/base.py", line 54, in socket_checkerr
Jul 15 11:41:33 dcn2-neutron-server-container-a7122a16 uwsgi[5688]:     raise socket.error(err, errno.errorcode[err])
Jul 15 11:41:33 dcn2-neutron-server-container-a7122a16 uwsgi[5688]: BrokenPipeError: [Errno 32] EPIPE
Jul 15 11:41:33 dcn2-neutron-server-container-a7122a16 uwsgi[5688]: During handling of the above exception, another exception occurred:
Jul 15 11:41:33 dcn2-neutron-server-container-a7122a16 uwsgi[5688]: Traceback (most recent call last):
Jul 15 11:41:33 dcn2-neutron-server-container-a7122a16 uwsgi[5688]:   File "/openstack/venvs/neutron-26.1.3.dev1/lib/python3.9/site-packages/urllib3/connectionpool.py", line 703, in urlopen
Jul 15 11:41:33 dcn2-neutron-server-container-a7122a16 uwsgi[5688]:     httplib_response = self._make_request(
Jul 15 11:41:33 dcn2-neutron-server-container-a7122a16 uwsgi[5688]:   File "/openstack/venvs/neutron-26.1.3.dev1/lib/python3.9/site-packages/urllib3/connectionpool.py", line 398, in _make_request
Jul 15 11:41:33 dcn2-neutron-server-container-a7122a16 uwsgi[5688]:     conn.request(method, url, **httplib_request_kw)
Jul 15 11:41:33 dcn2-neutron-server-container-a7122a16 uwsgi[5688]:   File "/openstack/venvs/neutron-26.1.3.dev1/lib/python3.9/site-packages/urllib3/connection.py", line 239, in request
Jul 15 11:41:33 dcn2-neutron-server-container-a7122a16 uwsgi[5688]:     super(HTTPConnection, self).request(method, url, body=body, headers=headers)
Jul 15 11:41:33 dcn2-neutron-server-container-a7122a16 uwsgi[5688]:   File "/usr/lib/python3.9/http/client.py", line 1255, in request
Jul 15 11:41:33 dcn2-neutron-server-container-a7122a16 uwsgi[5688]:     self._send_request(method, url, body, headers, encode_chunked)
Jul 15 11:41:33 dcn2-neutron-server-container-a7122a16 uwsgi[5688]:   File "/usr/lib/python3.9/http/client.py", line 1301, in _send_request
Jul 15 11:41:33 dcn2-neutron-server-container-a7122a16 uwsgi[5688]:     self.endheaders(body, encode_chunked=encode_chunked)
Jul 15 11:41:33 dcn2-neutron-server-container-a7122a16 uwsgi[5688]:   File "/usr/lib/python3.9/http/client.py", line 1250, in endheaders
Jul 15 11:41:33 dcn2-neutron-server-container-a7122a16 uwsgi[5688]:     self._send_output(message_body, encode_chunked=encode_chunked)
Jul 15 11:41:33 dcn2-neutron-server-container-a7122a16 uwsgi[5688]:   File "/usr/lib/python3.9/http/client.py", line 1010, in _send_output
Jul 15 11:41:33 dcn2-neutron-server-container-a7122a16 uwsgi[5688]:     self.send(msg)
Jul 15 11:41:33 dcn2-neutron-server-container-a7122a16 uwsgi[5688]:   File "/usr/lib/python3.9/http/client.py", line 950, in send
Jul 15 11:41:33 dcn2-neutron-server-container-a7122a16 uwsgi[5688]:     self.connect()
Jul 15 11:41:33 dcn2-neutron-server-container-a7122a16 uwsgi[5688]:   File "/openstack/venvs/neutron-26.1.3.dev1/lib/python3.9/site-packages/urllib3/connection.py", line 205, in connect
Jul 15 11:41:33 dcn2-neutron-server-container-a7122a16 uwsgi[5688]:     conn = self._new_conn()
Jul 15 11:41:33 dcn2-neutron-server-container-a7122a16 uwsgi[5688]:   File "/openstack/venvs/neutron-26.1.3.dev1/lib/python3.9/site-packages/urllib3/connection.py", line 186, in _new_conn
Jul 15 11:41:33 dcn2-neutron-server-container-a7122a16 uwsgi[5688]:     raise NewConnectionError(
Jul 15 11:41:33 dcn2-neutron-server-container-a7122a16 uwsgi[5688]: urllib3.exceptions.NewConnectionError: <urllib3.connection.HTTPConnection object at 0x7efd5f36ca30>: Failed to establish a new connection: [Errno 32] EPIPE
Jul 15 11:41:33 dcn2-neutron-server-container-a7122a16 uwsgi[5688]: During handling of the above exception, another exception occurred:
Jul 15 11:41:33 dcn2-neutron-server-container-a7122a16 uwsgi[5688]: Traceback (most recent call last):
Jul 15 11:41:33 dcn2-neutron-server-container-a7122a16 uwsgi[5688]:   File "/openstack/venvs/neutron-26.1.3.dev1/lib/python3.9/site-packages/requests/adapters.py", line 489, in send
Jul 15 11:41:33 dcn2-neutron-server-container-a7122a16 uwsgi[5688]:     resp = conn.urlopen(
Jul 15 11:41:33 dcn2-neutron-server-container-a7122a16 uwsgi[5688]:   File "/openstack/venvs/neutron-26.1.3.dev1/lib/python3.9/site-packages/urllib3/connectionpool.py", line 787, in urlopen
Jul 15 11:41:33 dcn2-neutron-server-container-a7122a16 uwsgi[5688]:     retries = retries.increment(
Jul 15 11:41:33 dcn2-neutron-server-container-a7122a16 uwsgi[5688]:   File "/openstack/venvs/neutron-26.1.3.dev1/lib/python3.9/site-packages/urllib3/util/retry.py", line 592, in increment
Jul 15 11:41:33 dcn2-neutron-server-container-a7122a16 uwsgi[5688]:     raise MaxRetryError(_pool, url, error or ResponseError(cause))
Jul 15 11:41:33 dcn2-neutron-server-container-a7122a16 uwsgi[5688]: urllib3.exceptions.MaxRetryError: HTTPConnectionPool(host='172.29.236.2', port=8780): Max retries exceeded with url: /resource_providers/dd7e74fb-b494-448e-b16a-712a7ad60e6c/aggregates (Caused by NewConnectionError('<urllib3.connection.HTTPConnection object at 0x7efd5f36ca30>: Failed to establish a new connection: [Errno 32] EPIPE'))
Jul 15 11:41:33 dcn2-neutron-server-container-a7122a16 uwsgi[5688]: During handling of the above exception, another exception occurred:
Jul 15 11:41:33 dcn2-neutron-server-container-a7122a16 uwsgi[5688]: Traceback (most recent call last):
Jul 15 11:41:33 dcn2-neutron-server-container-a7122a16 uwsgi[5688]:   File "/openstack/venvs/neutron-26.1.3.dev1/lib/python3.9/site-packages/keystoneauth1/session.py", line 1022, in _send_request
Jul 15 11:41:33 dcn2-neutron-server-container-a7122a16 uwsgi[5688]:     resp = self.session.request(method, url, **kwargs)
Jul 15 11:41:33 dcn2-neutron-server-container-a7122a16 uwsgi[5688]:   File "/openstack/venvs/neutron-26.1.3.dev1/lib/python3.9/site-packages/requests/sessions.py", line 587, in request
Jul 15 11:41:33 dcn2-neutron-server-container-a7122a16 uwsgi[5688]:     resp = self.send(prep, **send_kwargs)
Jul 15 11:41:33 dcn2-neutron-server-container-a7122a16 uwsgi[5688]:   File "/openstack/venvs/neutron-26.1.3.dev1/lib/python3.9/site-packages/requests/sessions.py", line 701, in send
Jul 15 11:41:33 dcn2-neutron-server-container-a7122a16 uwsgi[5688]:     r = adapter.send(request, **kwargs)
Jul 15 11:41:33 dcn2-neutron-server-container-a7122a16 uwsgi[5688]:   File "/openstack/venvs/neutron-26.1.3.dev1/lib/python3.9/site-packages/requests/adapters.py", line 565, in send
Jul 15 11:41:33 dcn2-neutron-server-container-a7122a16 uwsgi[5688]:     raise ConnectionError(e, request=request)
Jul 15 11:41:33 dcn2-neutron-server-container-a7122a16 uwsgi[5688]: requests.exceptions.ConnectionError: HTTPConnectionPool(host='172.29.236.2', port=8780): Max retries exceeded with url: /resource_providers/dd7e74fb-b494-448e-b16a-712a7ad60e6c/aggregates (Caused by NewConnectionError('<urllib3.connection.HTTPConnection object at 0x7efd5f36ca30>: Failed to establish a new connection: [Errno 32] EPIPE'))
Jul 15 11:41:33 dcn2-neutron-server-container-a7122a16 uwsgi[5688]: During handling of the above exception, another exception occurred:
Jul 15 11:41:33 dcn2-neutron-server-container-a7122a16 uwsgi[5688]: Traceback (most recent call last):
Jul 15 11:41:33 dcn2-neutron-server-container-a7122a16 uwsgi[5688]:   File "/openstack/venvs/neutron-26.1.3.dev1/lib/python3.9/site-packages/eventlet/hubs/poll.py", line 111, in wait
Jul 15 11:41:33 dcn2-neutron-server-container-a7122a16 uwsgi[5688]:     listener.cb(fileno)
Jul 15 11:41:33 dcn2-neutron-server-container-a7122a16 uwsgi[5688]:   File "/openstack/venvs/neutron-26.1.3.dev1/lib/python3.9/site-packages/neutron/common/utils.py", line 924, in wrapper
Jul 15 11:41:33 dcn2-neutron-server-container-a7122a16 uwsgi[5688]:     return func(*args, **kwargs)
Jul 15 11:41:33 dcn2-neutron-server-container-a7122a16 uwsgi[5688]:   File "/openstack/venvs/neutron-26.1.3.dev1/lib/python3.9/site-packages/neutron/notifiers/batch_notifier.py", line 58, in synced_send
Jul 15 11:41:33 dcn2-neutron-server-container-a7122a16 uwsgi[5688]:     self._notify()
Jul 15 11:41:33 dcn2-neutron-server-container-a7122a16 uwsgi[5688]:   File "/openstack/venvs/neutron-26.1.3.dev1/lib/python3.9/site-packages/neutron/notifiers/batch_notifier.py", line 69, in _notify
Jul 15 11:41:33 dcn2-neutron-server-container-a7122a16 uwsgi[5688]:     self.callback(batched_events)
Jul 15 11:41:33 dcn2-neutron-server-container-a7122a16 uwsgi[5688]:   File "/openstack/venvs/neutron-26.1.3.dev1/lib/python3.9/site-packages/neutron/services/segments/plugin.py", line 211, in _send_notifications
Jul 15 11:41:33 dcn2-neutron-server-container-a7122a16 uwsgi[5688]:     event.method(event)
Jul 15 11:41:33 dcn2-neutron-server-container-a7122a16 uwsgi[5688]:   File "/openstack/venvs/neutron-26.1.3.dev1/lib/python3.9/site-packages/neutron/services/segments/plugin.py", line 383, in _delete_nova_inventory
Jul 15 11:41:33 dcn2-neutron-server-container-a7122a16 uwsgi[5688]:     aggregate_id = self._get_aggregate_id(event.segment_id)
Jul 15 11:41:33 dcn2-neutron-server-container-a7122a16 uwsgi[5688]:   File "/openstack/venvs/neutron-26.1.3.dev1/lib/python3.9/site-packages/neutron/services/segments/plugin.py", line 370, in _get_aggregate_id
Jul 15 11:41:33 dcn2-neutron-server-container-a7122a16 uwsgi[5688]:     aggregate_uuid = self.p_client.list_aggregates(
Jul 15 11:41:33 dcn2-neutron-server-container-a7122a16 uwsgi[5688]:   File "/openstack/venvs/neutron-26.1.3.dev1/lib/python3.9/site-packages/neutron_lib/placement/client.py", line 58, in wrapper
Jul 15 11:41:33 dcn2-neutron-server-container-a7122a16 uwsgi[5688]:     return f(self, *a, **k)
Jul 15 11:41:33 dcn2-neutron-server-container-a7122a16 uwsgi[5688]:   File "/openstack/venvs/neutron-26.1.3.dev1/lib/python3.9/site-packages/neutron_lib/placement/client.py", line 554, in list_aggregates
Jul 15 11:41:33 dcn2-neutron-server-container-a7122a16 uwsgi[5688]:     return self._get(url).json()
Jul 15 11:41:33 dcn2-neutron-server-container-a7122a16 uwsgi[5688]:   File "/openstack/venvs/neutron-26.1.3.dev1/lib/python3.9/site-packages/neutron_lib/placement/client.py", line 190, in _get
Jul 15 11:41:33 dcn2-neutron-server-container-a7122a16 uwsgi[5688]:     return self._client.get(url, endpoint_filter=self._ks_filter,
Jul 15 11:41:33 dcn2-neutron-server-container-a7122a16 uwsgi[5688]:   File "/openstack/venvs/neutron-26.1.3.dev1/lib/python3.9/site-packages/keystoneauth1/session.py", line 1141, in get
Jul 15 11:41:33 dcn2-neutron-server-container-a7122a16 uwsgi[5688]:     return self.request(url, 'GET', **kwargs)
Jul 15 11:41:33 dcn2-neutron-server-container-a7122a16 uwsgi[5688]:   File "/openstack/venvs/neutron-26.1.3.dev1/lib/python3.9/site-packages/keystoneauth1/session.py", line 931, in request
Jul 15 11:41:33 dcn2-neutron-server-container-a7122a16 uwsgi[5688]:     resp = send(**kwargs)
Jul 15 11:41:33 dcn2-neutron-server-container-a7122a16 uwsgi[5688]:   File "/openstack/venvs/neutron-26.1.3.dev1/lib/python3.9/site-packages/keystoneauth1/session.py", line 1038, in _send_request
Jul 15 11:41:33 dcn2-neutron-server-container-a7122a16 uwsgi[5688]:     raise exceptions.ConnectFailure(msg)
Jul 15 11:41:33 dcn2-neutron-server-container-a7122a16 neutron-api[5688]: 2023-07-15 11:41:33.144 5688 ERROR oslo.messaging._drivers.impl_rabbit [-] Connection failed: [Errno 104] ECONNRESET (retrying in 1.0 seconds): ConnectionResetError: [Errno 104] ECONNRESET
Jul 15 11:41:33 dcn2-neutron-server-container-a7122a16 uwsgi[5688]: keystoneauth1.exceptions.connection.ConnectFailure: Unable to establish connection to http://172.29.236.2:8780/resource_providers/dd7e74fb-b494-448e-b16a-712a7ad60e6c/aggregates: HTTPConnectionPool(host='172.29.236.2', port=8780): Max retries exceeded with url: /resource_providers/dd7e74fb-b494-448e-b16a-712a7ad60e6c/aggregates (Caused by NewConnectionError('<urllib3.connection.HTTPConnection object at 0x7efd5f36ca30>: Failed to establish a new connection: [Errno 32] EPIPE'))
Jul 15 11:41:33 dcn2-neutron-server-container-a7122a16 uwsgi[5688]: Removing descriptor: 13
Jul 15 11:41:33 dcn2-neutron-server-container-a7122a16 neutron-api[5689]: 2023-07-15 11:41:33.542 5689 INFO oslo.messaging._drivers.impl_rabbit [-] A recoverable connection/channel error occurred, trying to reconnect: Server unexpectedly closed connection
Jul 15 11:42:36 dcn2-neutron-server-container-a7122a16 neutron-api[5678]: 2023-07-15 11:42:36.571 5678 ERROR oslo.messaging._drivers.impl_rabbit [-] Connection failed: [Errno 104] Connection reset by peer (retrying in 1.0 seconds): ConnectionResetError: [Errno 104] Connection reset by peer
Jul 15 11:42:40 dcn2-neutron-server-container-a7122a16 neutron-api[5689]: 2023-07-15 11:42:40.942 5689 ERROR oslo.messaging._drivers.impl_rabbit [-] Connection failed: [Errno 104] Connection reset by peer (retrying in 1.0 seconds): ConnectionResetError: [Errno 104] Connection reset by peer
Jul 15 11:42:41 dcn2-neutron-server-container-a7122a16 uwsgi[5683]: Sat Jul 15 11:42:41 2023 - SIGPIPE: writing to a closed pipe/socket/fd (probably the client disconnected) on request /v2.0/subnets (ip 172.29.237.22) !!!
Jul 15 11:42:42 dcn2-neutron-server-container-a7122a16 neutron-api[5688]: 2023-07-15 11:42:42.053 5688 ERROR oslo.messaging._drivers.impl_rabbit [-] Connection failed: [Errno 104] Connection reset by peer (retrying in 3.0 seconds): ConnectionResetError: [Errno 104] Connection reset by peer
Jul 15 11:42:45 dcn2-neutron-server-container-a7122a16 neutron-api[5688]: 2023-07-15 11:42:45.240 5688 WARNING neutron.api.rpc.agentnotifiers.dhcp_rpc_agent_api [req-1ded0181-a9ab-446b-b599-e8fbe86ca555 req-0270e149-44c9-49c4-af20-47918e00c4ea f8da6c7abaa64116948db1d2aaa829f1 86e3eede43b940d69d2b43ccba1b256b - - default default] Unable to schedule network 6887bbfb-4680-4ed7-910b-90a65f7731dc: no agents available; will retry on subsequent port and subnet creation events.
Jul 15 11:42:46 dcn2-neutron-server-container-a7122a16 neutron-api[5682]: 2023-07-15 11:42:46.563 5682 ERROR neutron.plugins.ml2.managers [req-1ded0181-a9ab-446b-b599-e8fbe86ca555 req-80894c6f-8ef3-4df7-86d1-535e20ebc2d2 33ba7b2cad184ddcacff6c1b5017a648 8ee53dea918a4570b4898dc10f542c5c - - default default] Failed to bind port caa01668-d5c0-4b37-a185-0ebc458326f7 on host dcn2 for vnic_type normal using segments [{'id': '16ec3850-a4f2-40f3-9dc8-3b4650053935', 'network_type': 'vlan', 'physical_network': 'vlan', 'segmentation_id': 138, 'network_id': '6887bbfb-4680-4ed7-910b-90a65f7731dc'}]
Jul 15 11:42:46 dcn2-neutron-server-container-a7122a16 neutron-api[5682]: 2023-07-15 11:42:46.564 5682 INFO neutron.plugins.ml2.plugin [req-1ded0181-a9ab-446b-b599-e8fbe86ca555 req-80894c6f-8ef3-4df7-86d1-535e20ebc2d2 33ba7b2cad184ddcacff6c1b5017a648 8ee53dea918a4570b4898dc10f542c5c - - default default] Attempt 2 to bind port caa01668-d5c0-4b37-a185-0ebc458326f7
Jul 15 11:42:46 dcn2-neutron-server-container-a7122a16 neutron-api[5682]: 2023-07-15 11:42:46.641 5682 ERROR neutron.plugins.ml2.managers [req-1ded0181-a9ab-446b-b599-e8fbe86ca555 req-80894c6f-8ef3-4df7-86d1-535e20ebc2d2 33ba7b2cad184ddcacff6c1b5017a648 8ee53dea918a4570b4898dc10f542c5c - - default default] Failed to bind port caa01668-d5c0-4b37-a185-0ebc458326f7 on host dcn2 for vnic_type normal using segments [{'id': '16ec3850-a4f2-40f3-9dc8-3b4650053935', 'network_type': 'vlan', 'physical_network': 'vlan', 'segmentation_id': 138, 'network_id': '6887bbfb-4680-4ed7-910b-90a65f7731dc'}]
Jul 15 11:42:46 dcn2-neutron-server-container-a7122a16 neutron-api[5682]: 2023-07-15 11:42:46.641 5682 INFO neutron.plugins.ml2.plugin [req-1ded0181-a9ab-446b-b599-e8fbe86ca555 req-80894c6f-8ef3-4df7-86d1-535e20ebc2d2 33ba7b2cad184ddcacff6c1b5017a648 8ee53dea918a4570b4898dc10f542c5c - - default default] Attempt 3 to bind port caa01668-d5c0-4b37-a185-0ebc458326f7
Jul 15 11:42:46 dcn2-neutron-server-container-a7122a16 neutron-api[5682]: 2023-07-15 11:42:46.695 5682 ERROR neutron.plugins.ml2.managers [req-1ded0181-a9ab-446b-b599-e8fbe86ca555 req-80894c6f-8ef3-4df7-86d1-535e20ebc2d2 33ba7b2cad184ddcacff6c1b5017a648 8ee53dea918a4570b4898dc10f542c5c - - default default] Failed to bind port caa01668-d5c0-4b37-a185-0ebc458326f7 on host dcn2 for vnic_type normal using segments [{'id': '16ec3850-a4f2-40f3-9dc8-3b4650053935', 'network_type': 'vlan', 'physical_network': 'vlan', 'segmentation_id': 138, 'network_id': '6887bbfb-4680-4ed7-910b-90a65f7731dc'}]
Jul 15 11:42:46 dcn2-neutron-server-container-a7122a16 neutron-api[5682]: 2023-07-15 11:42:46.695 5682 INFO neutron.plugins.ml2.plugin [req-1ded0181-a9ab-446b-b599-e8fbe86ca555 req-80894c6f-8ef3-4df7-86d1-535e20ebc2d2 33ba7b2cad184ddcacff6c1b5017a648 8ee53dea918a4570b4898dc10f542c5c - - default default] Attempt 4 to bind port caa01668-d5c0-4b37-a185-0ebc458326f7
Jul 15 11:42:46 dcn2-neutron-server-container-a7122a16 neutron-api[5682]: 2023-07-15 11:42:46.743 5682 ERROR neutron.plugins.ml2.managers [req-1ded0181-a9ab-446b-b599-e8fbe86ca555 req-80894c6f-8ef3-4df7-86d1-535e20ebc2d2 33ba7b2cad184ddcacff6c1b5017a648 8ee53dea918a4570b4898dc10f542c5c - - default default] Failed to bind port caa01668-d5c0-4b37-a185-0ebc458326f7 on host dcn2 for vnic_type normal using segments [{'id': '16ec3850-a4f2-40f3-9dc8-3b4650053935', 'network_type': 'vlan', 'physical_network': 'vlan', 'segmentation_id': 138, 'network_id': '6887bbfb-4680-4ed7-910b-90a65f7731dc'}]
Jul 15 11:42:46 dcn2-neutron-server-container-a7122a16 neutron-api[5682]: 2023-07-15 11:42:46.743 5682 INFO neutron.plugins.ml2.plugin [req-1ded0181-a9ab-446b-b599-e8fbe86ca555 req-80894c6f-8ef3-4df7-86d1-535e20ebc2d2 33ba7b2cad184ddcacff6c1b5017a648 8ee53dea918a4570b4898dc10f542c5c - - default default] Attempt 5 to bind port caa01668-d5c0-4b37-a185-0ebc458326f7
Jul 15 11:42:46 dcn2-neutron-server-container-a7122a16 neutron-api[5682]: 2023-07-15 11:42:46.798 5682 ERROR neutron.plugins.ml2.managers [req-1ded0181-a9ab-446b-b599-e8fbe86ca555 req-80894c6f-8ef3-4df7-86d1-535e20ebc2d2 33ba7b2cad184ddcacff6c1b5017a648 8ee53dea918a4570b4898dc10f542c5c - - default default] Failed to bind port caa01668-d5c0-4b37-a185-0ebc458326f7 on host dcn2 for vnic_type normal using segments [{'id': '16ec3850-a4f2-40f3-9dc8-3b4650053935', 'network_type': 'vlan', 'physical_network': 'vlan', 'segmentation_id': 138, 'network_id': '6887bbfb-4680-4ed7-910b-90a65f7731dc'}]
Jul 15 11:42:46 dcn2-neutron-server-container-a7122a16 neutron-api[5682]: 2023-07-15 11:42:46.799 5682 INFO neutron.plugins.ml2.plugin [req-1ded0181-a9ab-446b-b599-e8fbe86ca555 req-80894c6f-8ef3-4df7-86d1-535e20ebc2d2 33ba7b2cad184ddcacff6c1b5017a648 8ee53dea918a4570b4898dc10f542c5c - - default default] Attempt 6 to bind port caa01668-d5c0-4b37-a185-0ebc458326f7
Jul 15 11:42:46 dcn2-neutron-server-container-a7122a16 neutron-api[5682]: 2023-07-15 11:42:46.856 5682 ERROR neutron.plugins.ml2.managers [req-1ded0181-a9ab-446b-b599-e8fbe86ca555 req-80894c6f-8ef3-4df7-86d1-535e20ebc2d2 33ba7b2cad184ddcacff6c1b5017a648 8ee53dea918a4570b4898dc10f542c5c - - default default] Failed to bind port caa01668-d5c0-4b37-a185-0ebc458326f7 on host dcn2 for vnic_type normal using segments [{'id': '16ec3850-a4f2-40f3-9dc8-3b4650053935', 'network_type': 'vlan', 'physical_network': 'vlan', 'segmentation_id': 138, 'network_id': '6887bbfb-4680-4ed7-910b-90a65f7731dc'}]
Jul 15 11:42:46 dcn2-neutron-server-container-a7122a16 neutron-api[5682]: 2023-07-15 11:42:46.856 5682 INFO neutron.plugins.ml2.plugin [req-1ded0181-a9ab-446b-b599-e8fbe86ca555 req-80894c6f-8ef3-4df7-86d1-535e20ebc2d2 33ba7b2cad184ddcacff6c1b5017a648 8ee53dea918a4570b4898dc10f542c5c - - default default] Attempt 7 to bind port caa01668-d5c0-4b37-a185-0ebc458326f7
Jul 15 11:42:46 dcn2-neutron-server-container-a7122a16 neutron-api[5682]: 2023-07-15 11:42:46.904 5682 ERROR neutron.plugins.ml2.managers [req-1ded0181-a9ab-446b-b599-e8fbe86ca555 req-80894c6f-8ef3-4df7-86d1-535e20ebc2d2 33ba7b2cad184ddcacff6c1b5017a648 8ee53dea918a4570b4898dc10f542c5c - - default default] Failed to bind port caa01668-d5c0-4b37-a185-0ebc458326f7 on host dcn2 for vnic_type normal using segments [{'id': '16ec3850-a4f2-40f3-9dc8-3b4650053935', 'network_type': 'vlan', 'physical_network': 'vlan', 'segmentation_id': 138, 'network_id': '6887bbfb-4680-4ed7-910b-90a65f7731dc'}]
Jul 15 11:42:46 dcn2-neutron-server-container-a7122a16 neutron-api[5682]: 2023-07-15 11:42:46.904 5682 INFO neutron.plugins.ml2.plugin [req-1ded0181-a9ab-446b-b599-e8fbe86ca555 req-80894c6f-8ef3-4df7-86d1-535e20ebc2d2 33ba7b2cad184ddcacff6c1b5017a648 8ee53dea918a4570b4898dc10f542c5c - - default default] Attempt 8 to bind port caa01668-d5c0-4b37-a185-0ebc458326f7
Jul 15 11:42:46 dcn2-neutron-server-container-a7122a16 neutron-api[5682]: 2023-07-15 11:42:46.952 5682 ERROR neutron.plugins.ml2.managers [req-1ded0181-a9ab-446b-b599-e8fbe86ca555 req-80894c6f-8ef3-4df7-86d1-535e20ebc2d2 33ba7b2cad184ddcacff6c1b5017a648 8ee53dea918a4570b4898dc10f542c5c - - default default] Failed to bind port caa01668-d5c0-4b37-a185-0ebc458326f7 on host dcn2 for vnic_type normal using segments [{'id': '16ec3850-a4f2-40f3-9dc8-3b4650053935', 'network_type': 'vlan', 'physical_network': 'vlan', 'segmentation_id': 138, 'network_id': '6887bbfb-4680-4ed7-910b-90a65f7731dc'}]
Jul 15 11:42:46 dcn2-neutron-server-container-a7122a16 neutron-api[5682]: 2023-07-15 11:42:46.952 5682 INFO neutron.plugins.ml2.plugin [req-1ded0181-a9ab-446b-b599-e8fbe86ca555 req-80894c6f-8ef3-4df7-86d1-535e20ebc2d2 33ba7b2cad184ddcacff6c1b5017a648 8ee53dea918a4570b4898dc10f542c5c - - default default] Attempt 9 to bind port caa01668-d5c0-4b37-a185-0ebc458326f7
Jul 15 11:42:47 dcn2-neutron-server-container-a7122a16 neutron-api[5682]: 2023-07-15 11:42:47.000 5682 ERROR neutron.plugins.ml2.managers [req-1ded0181-a9ab-446b-b599-e8fbe86ca555 req-80894c6f-8ef3-4df7-86d1-535e20ebc2d2 33ba7b2cad184ddcacff6c1b5017a648 8ee53dea918a4570b4898dc10f542c5c - - default default] Failed to bind port caa01668-d5c0-4b37-a185-0ebc458326f7 on host dcn2 for vnic_type normal using segments [{'id': '16ec3850-a4f2-40f3-9dc8-3b4650053935', 'network_type': 'vlan', 'physical_network': 'vlan', 'segmentation_id': 138, 'network_id': '6887bbfb-4680-4ed7-910b-90a65f7731dc'}]
Jul 15 11:42:47 dcn2-neutron-server-container-a7122a16 neutron-api[5682]: 2023-07-15 11:42:47.001 5682 INFO neutron.plugins.ml2.plugin [req-1ded0181-a9ab-446b-b599-e8fbe86ca555 req-80894c6f-8ef3-4df7-86d1-535e20ebc2d2 33ba7b2cad184ddcacff6c1b5017a648 8ee53dea918a4570b4898dc10f542c5c - - default default] Attempt 10 to bind port caa01668-d5c0-4b37-a185-0ebc458326f7
Jul 15 11:42:47 dcn2-neutron-server-container-a7122a16 neutron-api[5682]: 2023-07-15 11:42:47.056 5682 ERROR neutron.plugins.ml2.managers [req-1ded0181-a9ab-446b-b599-e8fbe86ca555 req-80894c6f-8ef3-4df7-86d1-535e20ebc2d2 33ba7b2cad184ddcacff6c1b5017a648 8ee53dea918a4570b4898dc10f542c5c - - default default] Failed to bind port caa01668-d5c0-4b37-a185-0ebc458326f7 on host dcn2 for vnic_type normal using segments [{'id': '16ec3850-a4f2-40f3-9dc8-3b4650053935', 'network_type': 'vlan', 'physical_network': 'vlan', 'segmentation_id': 138, 'network_id': '6887bbfb-4680-4ed7-910b-90a65f7731dc'}]
Jul 15 11:42:54 dcn2-neutron-server-container-a7122a16 neutron-api[5676]: 2023-07-15 11:42:54.511 5676 INFO neutron.notifiers.nova [-] Nova event matching ['req-0ffbf4aa-051f-4707-afe7-2908726310c5'] response: {'server_uuid': '9f206d9f-6c96-479f-bbaa-116d967129dc', 'name': 'network-vif-deleted', 'tag': 'caa01668-d5c0-4b37-a185-0ebc458326f7', 'status': 'completed', 'code': 200}
Jul 15 11:48:24 dcn2-neutron-server-container-a7122a16 neutron-api[5678]: 2023-07-15 11:48:24.062 5678 INFO oslo.messaging._drivers.impl_rabbit [-] A recoverable connection/channel error occurred, trying to reconnect: Server unexpectedly closed connection
Jul 15 11:48:31 dcn2-neutron-server-container-a7122a16 neutron-api[5676]: 2023-07-15 11:48:31.762 5676 INFO oslo.messaging._drivers.impl_rabbit [-] A recoverable connection/channel error occurred, trying to reconnect: Server unexpectedly closed connection
Jul 15 11:48:31 dcn2-neutron-server-container-a7122a16 neutron-api[5677]: 2023-07-15 11:48:31.828 5677 INFO oslo.messaging._drivers.impl_rabbit [-] A recoverable connection/channel error occurred, trying to reconnect: [Errno 104] Connection reset by peer
Jul 15 11:48:31 dcn2-neutron-server-container-a7122a16 uwsgi[5677]: Sat Jul 15 11:48:31 2023 - SIGPIPE: writing to a closed pipe/socket/fd (probably the client disconnected) on request /v2.0/subnets (ip 172.29.237.22) !!!
Jul 15 11:48:32 dcn2-neutron-server-container-a7122a16 neutron-api[5686]: 2023-07-15 11:48:32.108 5686 INFO oslo.messaging._drivers.impl_rabbit [-] A recoverable connection/channel error occurred, trying to reconnect: [Errno 104] Connection reset by peer
Jul 15 11:48:32 dcn2-neutron-server-container-a7122a16 uwsgi[5686]: Sat Jul 15 11:48:32 2023 - SIGPIPE: writing to a closed pipe/socket/fd (probably the client disconnected) on request /v2.0/networks?limit=21&sort_dir=asc&sort_key=id&router%3Aexternal=True&shared=False (ip 172.29.237.22) !!!
Jul 15 11:48:34 dcn2-neutron-server-container-a7122a16 neutron-api[5689]: 2023-07-15 11:48:34.625 5689 INFO oslo.messaging._drivers.impl_rabbit [-] A recoverable connection/channel error occurred, trying to reconnect: Server unexpectedly closed connection
Jul 15 11:48:34 dcn2-neutron-server-container-a7122a16 neutron-api[5688]: 2023-07-15 11:48:34.641 5688 INFO oslo.messaging._drivers.impl_rabbit [-] A recoverable connection/channel error occurred, trying to reconnect: Server unexpectedly closed connection
Jul 15 11:48:35 dcn2-neutron-server-container-a7122a16 neutron-api[5682]: 2023-07-15 11:48:35.978 5682 INFO oslo.messaging._drivers.impl_rabbit [-] A recoverable connection/channel error occurred, trying to reconnect: Server unexpectedly closed connection
Jul 15 11:48:36 dcn2-neutron-server-container-a7122a16 neutron-api[5683]: 2023-07-15 11:48:36.052 5683 INFO oslo.messaging._drivers.impl_rabbit [-] A recoverable connection/channel error occurred, trying to reconnect: Server unexpectedly closed connection
Jul 15 11:48:36 dcn2-neutron-server-container-a7122a16 neutron-api[5680]: 2023-07-15 11:48:36.809 5680 INFO oslo.messaging._drivers.impl_rabbit [-] A recoverable connection/channel error occurred, trying to reconnect: [Errno 104] Connection reset by peer
Jul 15 11:48:36 dcn2-neutron-server-container-a7122a16 uwsgi[5680]: Sat Jul 15 11:48:36 2023 - SIGPIPE: writing to a closed pipe/socket/fd (probably the client disconnected) on request /v2.0/subnetpools (ip 172.29.237.22) !!!

###############################

After the errors appear, the Horizon interface reports the following error:

Error: Failed to perform requested operation on instance "test", the instance has an error status: Please try again later [Error: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 9f206d9f-6c96-479f-bbaa-116d967129dc.].

What could be happening? I believe I'm missing something to configure, but I don't know where to start.