+ exec nova-scheduler --config-file /etc/nova/nova.conf
Modules with known eventlet monkey patching issues were imported prior to eventlet monkey patching: urllib3. This warning can usually be ignored if the caller is only importing and not executing nova code.
/var/lib/openstack/lib/python3.10/site-packages/nova/virt/__init__.py:18: UserWarning: pkg_resources is deprecated as an API. See https://setuptools.pypa.io/en/latest/pkg_resources.html. The pkg_resources package is slated for removal as early as 2025-11-30. Refrain from using this package or pin to Setuptools<81.
  __import__('pkg_resources').declare_namespace(__name__)
2026-08-06 07:33:35.886 1 INFO oslo_service.service [None req-511b3547-2c03-483e-90e9-afee62759995 - - - - - -] Starting 2 workers
2026-08-06 07:33:35.895 7 INFO nova.service [-] Starting scheduler node (version 27.5.2)
2026-08-06 07:33:35.897 8 INFO nova.service [-] Starting scheduler node (version 27.5.2)
2026-08-06 07:33:35.899 1 WARNING oslo_config.cfg [None req-511b3547-2c03-483e-90e9-afee62759995 - - - - - -] Deprecated: Option "api_servers" from group "glance" is deprecated for removal (
Support for image service configuration via standard keystoneauth1 Adapter
options was added in the 17.0.0 Queens release. The api_servers option was
retained temporarily to allow consumers time to cut over to a real load
balancing solution.
).  Its value may be silently ignored in the future.
2026-08-06 07:38:49.049 7 INFO nova.scheduler.manager [None req-6ad4369c-b153-4a66-952c-9d372710984a - - - - - -] Discovered 1 new hosts: cell1:instance
2026-08-06 07:40:26.952 7 INFO nova.scheduler.host_manager [None req-a8f3b885-a44f-4a5c-9aa5-d0ca3daad5f5 - - - - - -] Received a sync request from an unknown host 'instance'. Re-created its InstanceList.
2026-08-06 07:40:26.954 8 INFO nova.scheduler.host_manager [None req-a8f3b885-a44f-4a5c-9aa5-d0ca3daad5f5 - - - - - -] Received a sync request from an unknown host 'instance'. Re-created its InstanceList.
2026-08-06 08:17:10.793 8 WARNING oslo.service.loopingcall [-] Function 'nova.servicegroup.drivers.db.DbDriver._report_state' run outlasted interval by 6.49 sec
2026-08-06 08:29:58.741 7 WARNING oslo.service.loopingcall [-] Function 'nova.servicegroup.drivers.db.DbDriver._report_state' run outlasted interval by 7.59 sec
2026-08-06 08:29:58.800 8 WARNING oslo.service.loopingcall [-] Function 'nova.servicegroup.drivers.db.DbDriver._report_state' run outlasted interval by 12.31 sec
2026-08-06 08:30:24.562 7 ERROR oslo_db.sqlalchemy.engines [None req-5cd9f1f9-8fe0-4a31-9a68-9c9cdb4c604c - - - - - -] Database connection was found disconnected; reconnecting: oslo_db.exception.DBConnectionError: (pymysql.err.OperationalError) (2013, 'Lost connection to MySQL server during query')
[SQL: SELECT 1]
(Background on this error at: https://sqlalche.me/e/14/e3q8)
2026-08-06 08:30:24.562 7 ERROR oslo_db.sqlalchemy.engines Traceback (most recent call last):
2026-08-06 08:30:24.562 7 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/sqlalchemy/engine/base.py", line 1900, in _execute_context
2026-08-06 08:30:24.562 7 ERROR oslo_db.sqlalchemy.engines     self.dialect.do_execute(
2026-08-06 08:30:24.562 7 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/sqlalchemy/engine/default.py", line 736, in do_execute
2026-08-06 08:30:24.562 7 ERROR oslo_db.sqlalchemy.engines     cursor.execute(statement, parameters)
2026-08-06 08:30:24.562 7 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/pymysql/cursors.py", line 148, in execute
2026-08-06 08:30:24.562 7 ERROR oslo_db.sqlalchemy.engines     result = self._query(query)
2026-08-06 08:30:24.562 7 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/pymysql/cursors.py", line 310, in _query
2026-08-06 08:30:24.562 7 ERROR oslo_db.sqlalchemy.engines     conn.query(q)
2026-08-06 08:30:24.562 7 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/pymysql/connections.py", line 548, in query
2026-08-06 08:30:24.562 7 ERROR oslo_db.sqlalchemy.engines     self._affected_rows = self._read_query_result(unbuffered=unbuffered)
2026-08-06 08:30:24.562 7 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/pymysql/connections.py", line 775, in _read_query_result
2026-08-06 08:30:24.562 7 ERROR oslo_db.sqlalchemy.engines     result.read()
2026-08-06 08:30:24.562 7 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/pymysql/connections.py", line 1156, in read
2026-08-06 08:30:24.562 7 ERROR oslo_db.sqlalchemy.engines     first_packet = self.connection._read_packet()
2026-08-06 08:30:24.562 7 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/pymysql/connections.py", line 692, in _read_packet
2026-08-06 08:30:24.562 7 ERROR oslo_db.sqlalchemy.engines     packet_header = self._read_bytes(4)
2026-08-06 08:30:24.562 7 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/pymysql/connections.py", line 748, in _read_bytes
2026-08-06 08:30:24.562 7 ERROR oslo_db.sqlalchemy.engines     raise err.OperationalError(
2026-08-06 08:30:24.562 7 ERROR oslo_db.sqlalchemy.engines pymysql.err.OperationalError: (2013, 'Lost connection to MySQL server during query')
2026-08-06 08:30:24.562 7 ERROR oslo_db.sqlalchemy.engines 
2026-08-06 08:30:24.562 7 ERROR oslo_db.sqlalchemy.engines The above exception was the direct cause of the following exception:
2026-08-06 08:30:24.562 7 ERROR oslo_db.sqlalchemy.engines 
2026-08-06 08:30:24.562 7 ERROR oslo_db.sqlalchemy.engines Traceback (most recent call last):
2026-08-06 08:30:24.562 7 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/oslo_db/sqlalchemy/engines.py", line 74, in _connect_ping_listener
2026-08-06 08:30:24.562 7 ERROR oslo_db.sqlalchemy.engines     connection.scalar(select(1))
2026-08-06 08:30:24.562 7 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/sqlalchemy/engine/base.py", line 1262, in scalar
2026-08-06 08:30:24.562 7 ERROR oslo_db.sqlalchemy.engines     return self.execute(object_, *multiparams, **params).scalar()
2026-08-06 08:30:24.562 7 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/sqlalchemy/engine/base.py", line 1380, in execute
2026-08-06 08:30:24.562 7 ERROR oslo_db.sqlalchemy.engines     return meth(self, multiparams, params, _EMPTY_EXECUTION_OPTS)
2026-08-06 08:30:24.562 7 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/sqlalchemy/sql/elements.py", line 333, in _execute_on_connection
2026-08-06 08:30:24.562 7 ERROR oslo_db.sqlalchemy.engines     return connection._execute_clauseelement(
2026-08-06 08:30:24.562 7 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/sqlalchemy/engine/base.py", line 1572, in _execute_clauseelement
2026-08-06 08:30:24.562 7 ERROR oslo_db.sqlalchemy.engines     ret = self._execute_context(
2026-08-06 08:30:24.562 7 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/sqlalchemy/engine/base.py", line 1943, in _execute_context
2026-08-06 08:30:24.562 7 ERROR oslo_db.sqlalchemy.engines     self._handle_dbapi_exception(
2026-08-06 08:30:24.562 7 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/sqlalchemy/engine/base.py", line 2122, in _handle_dbapi_exception
2026-08-06 08:30:24.562 7 ERROR oslo_db.sqlalchemy.engines     util.raise_(newraise, with_traceback=exc_info[2], from_=e)
2026-08-06 08:30:24.562 7 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/sqlalchemy/util/compat.py", line 208, in raise_
2026-08-06 08:30:24.562 7 ERROR oslo_db.sqlalchemy.engines     raise exception
2026-08-06 08:30:24.562 7 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/sqlalchemy/engine/base.py", line 1900, in _execute_context
2026-08-06 08:30:24.562 7 ERROR oslo_db.sqlalchemy.engines     self.dialect.do_execute(
2026-08-06 08:30:24.562 7 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/sqlalchemy/engine/default.py", line 736, in do_execute
2026-08-06 08:30:24.562 7 ERROR oslo_db.sqlalchemy.engines     cursor.execute(statement, parameters)
2026-08-06 08:30:24.562 7 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/pymysql/cursors.py", line 148, in execute
2026-08-06 08:30:24.562 7 ERROR oslo_db.sqlalchemy.engines     result = self._query(query)
2026-08-06 08:30:24.562 7 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/pymysql/cursors.py", line 310, in _query
2026-08-06 08:30:24.562 7 ERROR oslo_db.sqlalchemy.engines     conn.query(q)
2026-08-06 08:30:24.562 7 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/pymysql/connections.py", line 548, in query
2026-08-06 08:30:24.562 7 ERROR oslo_db.sqlalchemy.engines     self._affected_rows = self._read_query_result(unbuffered=unbuffered)
2026-08-06 08:30:24.562 7 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/pymysql/connections.py", line 775, in _read_query_result
2026-08-06 08:30:24.562 7 ERROR oslo_db.sqlalchemy.engines     result.read()
2026-08-06 08:30:24.562 7 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/pymysql/connections.py", line 1156, in read
2026-08-06 08:30:24.562 7 ERROR oslo_db.sqlalchemy.engines     first_packet = self.connection._read_packet()
2026-08-06 08:30:24.562 7 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/pymysql/connections.py", line 692, in _read_packet
2026-08-06 08:30:24.562 7 ERROR oslo_db.sqlalchemy.engines     packet_header = self._read_bytes(4)
2026-08-06 08:30:24.562 7 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/pymysql/connections.py", line 748, in _read_bytes
2026-08-06 08:30:24.562 7 ERROR oslo_db.sqlalchemy.engines     raise err.OperationalError(
2026-08-06 08:30:24.562 7 ERROR oslo_db.sqlalchemy.engines oslo_db.exception.DBConnectionError: (pymysql.err.OperationalError) (2013, 'Lost connection to MySQL server during query')
2026-08-06 08:30:24.562 7 ERROR oslo_db.sqlalchemy.engines [SQL: SELECT 1]
2026-08-06 08:30:24.562 7 ERROR oslo_db.sqlalchemy.engines (Background on this error at: https://sqlalche.me/e/14/e3q8)
2026-08-06 08:30:24.562 7 ERROR oslo_db.sqlalchemy.engines 
2026-08-06 08:30:24.583 7 ERROR oslo_db.sqlalchemy.engines [None req-b33aef7a-e946-43ed-9a41-a755e4df7c6a - - - - - -] Database connection was found disconnected; reconnecting: oslo_db.exception.DBConnectionError: (pymysql.err.OperationalError) (2013, 'Lost connection to MySQL server during query')
[SQL: SELECT 1]
(Background on this error at: https://sqlalche.me/e/14/e3q8)
2026-08-06 08:30:24.583 7 ERROR oslo_db.sqlalchemy.engines Traceback (most recent call last):
2026-08-06 08:30:24.583 7 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/sqlalchemy/engine/base.py", line 1900, in _execute_context
2026-08-06 08:30:24.583 7 ERROR oslo_db.sqlalchemy.engines     self.dialect.do_execute(
2026-08-06 08:30:24.583 7 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/sqlalchemy/engine/default.py", line 736, in do_execute
2026-08-06 08:30:24.583 7 ERROR oslo_db.sqlalchemy.engines     cursor.execute(statement, parameters)
2026-08-06 08:30:24.583 7 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/pymysql/cursors.py", line 148, in execute
2026-08-06 08:30:24.583 7 ERROR oslo_db.sqlalchemy.engines     result = self._query(query)
2026-08-06 08:30:24.583 7 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/pymysql/cursors.py", line 310, in _query
2026-08-06 08:30:24.583 7 ERROR oslo_db.sqlalchemy.engines     conn.query(q)
2026-08-06 08:30:24.583 7 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/pymysql/connections.py", line 548, in query
2026-08-06 08:30:24.583 7 ERROR oslo_db.sqlalchemy.engines     self._affected_rows = self._read_query_result(unbuffered=unbuffered)
2026-08-06 08:30:24.583 7 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/pymysql/connections.py", line 775, in _read_query_result
2026-08-06 08:30:24.583 7 ERROR oslo_db.sqlalchemy.engines     result.read()
2026-08-06 08:30:24.583 7 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/pymysql/connections.py", line 1156, in read
2026-08-06 08:30:24.583 7 ERROR oslo_db.sqlalchemy.engines     first_packet = self.connection._read_packet()
2026-08-06 08:30:24.583 7 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/pymysql/connections.py", line 692, in _read_packet
2026-08-06 08:30:24.583 7 ERROR oslo_db.sqlalchemy.engines     packet_header = self._read_bytes(4)
2026-08-06 08:30:24.583 7 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/pymysql/connections.py", line 748, in _read_bytes
2026-08-06 08:30:24.583 7 ERROR oslo_db.sqlalchemy.engines     raise err.OperationalError(
2026-08-06 08:30:24.583 7 ERROR oslo_db.sqlalchemy.engines pymysql.err.OperationalError: (2013, 'Lost connection to MySQL server during query')
2026-08-06 08:30:24.583 7 ERROR oslo_db.sqlalchemy.engines 
2026-08-06 08:30:24.583 7 ERROR oslo_db.sqlalchemy.engines The above exception was the direct cause of the following exception:
2026-08-06 08:30:24.583 7 ERROR oslo_db.sqlalchemy.engines 
2026-08-06 08:30:24.583 7 ERROR oslo_db.sqlalchemy.engines Traceback (most recent call last):
2026-08-06 08:30:24.583 7 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/oslo_db/sqlalchemy/engines.py", line 74, in _connect_ping_listener
2026-08-06 08:30:24.583 7 ERROR oslo_db.sqlalchemy.engines     connection.scalar(select(1))
2026-08-06 08:30:24.583 7 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/sqlalchemy/engine/base.py", line 1262, in scalar
2026-08-06 08:30:24.583 7 ERROR oslo_db.sqlalchemy.engines     return self.execute(object_, *multiparams, **params).scalar()
2026-08-06 08:30:24.583 7 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/sqlalchemy/engine/base.py", line 1380, in execute
2026-08-06 08:30:24.583 7 ERROR oslo_db.sqlalchemy.engines     return meth(self, multiparams, params, _EMPTY_EXECUTION_OPTS)
2026-08-06 08:30:24.583 7 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/sqlalchemy/sql/elements.py", line 333, in _execute_on_connection
2026-08-06 08:30:24.583 7 ERROR oslo_db.sqlalchemy.engines     return connection._execute_clauseelement(
2026-08-06 08:30:24.583 7 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/sqlalchemy/engine/base.py", line 1572, in _execute_clauseelement
2026-08-06 08:30:24.583 7 ERROR oslo_db.sqlalchemy.engines     ret = self._execute_context(
2026-08-06 08:30:24.583 7 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/sqlalchemy/engine/base.py", line 1943, in _execute_context
2026-08-06 08:30:24.583 7 ERROR oslo_db.sqlalchemy.engines     self._handle_dbapi_exception(
2026-08-06 08:30:24.583 7 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/sqlalchemy/engine/base.py", line 2122, in _handle_dbapi_exception
2026-08-06 08:30:24.583 7 ERROR oslo_db.sqlalchemy.engines     util.raise_(newraise, with_traceback=exc_info[2], from_=e)
2026-08-06 08:30:24.583 7 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/sqlalchemy/util/compat.py", line 208, in raise_
2026-08-06 08:30:24.583 7 ERROR oslo_db.sqlalchemy.engines     raise exception
2026-08-06 08:30:24.583 7 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/sqlalchemy/engine/base.py", line 1900, in _execute_context
2026-08-06 08:30:24.583 7 ERROR oslo_db.sqlalchemy.engines     self.dialect.do_execute(
2026-08-06 08:30:24.583 7 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/sqlalchemy/engine/default.py", line 736, in do_execute
2026-08-06 08:30:24.583 7 ERROR oslo_db.sqlalchemy.engines     cursor.execute(statement, parameters)
2026-08-06 08:30:24.583 7 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/pymysql/cursors.py", line 148, in execute
2026-08-06 08:30:24.583 7 ERROR oslo_db.sqlalchemy.engines     result = self._query(query)
2026-08-06 08:30:24.583 7 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/pymysql/cursors.py", line 310, in _query
2026-08-06 08:30:24.583 7 ERROR oslo_db.sqlalchemy.engines     conn.query(q)
2026-08-06 08:30:24.583 7 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/pymysql/connections.py", line 548, in query
2026-08-06 08:30:24.583 7 ERROR oslo_db.sqlalchemy.engines     self._affected_rows = self._read_query_result(unbuffered=unbuffered)
2026-08-06 08:30:24.583 7 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/pymysql/connections.py", line 775, in _read_query_result
2026-08-06 08:30:24.583 7 ERROR oslo_db.sqlalchemy.engines     result.read()
2026-08-06 08:30:24.583 7 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/pymysql/connections.py", line 1156, in read
2026-08-06 08:30:24.583 7 ERROR oslo_db.sqlalchemy.engines     first_packet = self.connection._read_packet()
2026-08-06 08:30:24.583 7 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/pymysql/connections.py", line 692, in _read_packet
2026-08-06 08:30:24.583 7 ERROR oslo_db.sqlalchemy.engines     packet_header = self._read_bytes(4)
2026-08-06 08:30:24.583 7 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/pymysql/connections.py", line 748, in _read_bytes
2026-08-06 08:30:24.583 7 ERROR oslo_db.sqlalchemy.engines     raise err.OperationalError(
2026-08-06 08:30:24.583 7 ERROR oslo_db.sqlalchemy.engines oslo_db.exception.DBConnectionError: (pymysql.err.OperationalError) (2013, 'Lost connection to MySQL server during query')
2026-08-06 08:30:24.583 7 ERROR oslo_db.sqlalchemy.engines [SQL: SELECT 1]
2026-08-06 08:30:24.583 7 ERROR oslo_db.sqlalchemy.engines (Background on this error at: https://sqlalche.me/e/14/e3q8)
2026-08-06 08:30:24.583 7 ERROR oslo_db.sqlalchemy.engines 
2026-08-06 08:30:28.753 7 ERROR oslo_db.sqlalchemy.engines [-] Database connection was found disconnected; reconnecting: oslo_db.exception.DBConnectionError: (pymysql.err.OperationalError) (2013, 'Lost connection to MySQL server during query')
[SQL: SELECT 1]
(Background on this error at: https://sqlalche.me/e/14/e3q8)
2026-08-06 08:30:28.753 7 ERROR oslo_db.sqlalchemy.engines Traceback (most recent call last):
2026-08-06 08:30:28.753 7 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/sqlalchemy/engine/base.py", line 1900, in _execute_context
2026-08-06 08:30:28.753 7 ERROR oslo_db.sqlalchemy.engines     self.dialect.do_execute(
2026-08-06 08:30:28.753 7 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/sqlalchemy/engine/default.py", line 736, in do_execute
2026-08-06 08:30:28.753 7 ERROR oslo_db.sqlalchemy.engines     cursor.execute(statement, parameters)
2026-08-06 08:30:28.753 7 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/pymysql/cursors.py", line 148, in execute
2026-08-06 08:30:28.753 7 ERROR oslo_db.sqlalchemy.engines     result = self._query(query)
2026-08-06 08:30:28.753 7 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/pymysql/cursors.py", line 310, in _query
2026-08-06 08:30:28.753 7 ERROR oslo_db.sqlalchemy.engines     conn.query(q)
2026-08-06 08:30:28.753 7 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/pymysql/connections.py", line 548, in query
2026-08-06 08:30:28.753 7 ERROR oslo_db.sqlalchemy.engines     self._affected_rows = self._read_query_result(unbuffered=unbuffered)
2026-08-06 08:30:28.753 7 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/pymysql/connections.py", line 775, in _read_query_result
2026-08-06 08:30:28.753 7 ERROR oslo_db.sqlalchemy.engines     result.read()
2026-08-06 08:30:28.753 7 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/pymysql/connections.py", line 1156, in read
2026-08-06 08:30:28.753 7 ERROR oslo_db.sqlalchemy.engines     first_packet = self.connection._read_packet()
2026-08-06 08:30:28.753 7 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/pymysql/connections.py", line 692, in _read_packet
2026-08-06 08:30:28.753 7 ERROR oslo_db.sqlalchemy.engines     packet_header = self._read_bytes(4)
2026-08-06 08:30:28.753 7 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/pymysql/connections.py", line 748, in _read_bytes
2026-08-06 08:30:28.753 7 ERROR oslo_db.sqlalchemy.engines     raise err.OperationalError(
2026-08-06 08:30:28.753 7 ERROR oslo_db.sqlalchemy.engines pymysql.err.OperationalError: (2013, 'Lost connection to MySQL server during query')
2026-08-06 08:30:28.753 7 ERROR oslo_db.sqlalchemy.engines 
2026-08-06 08:30:28.753 7 ERROR oslo_db.sqlalchemy.engines The above exception was the direct cause of the following exception:
2026-08-06 08:30:28.753 7 ERROR oslo_db.sqlalchemy.engines 
2026-08-06 08:30:28.753 7 ERROR oslo_db.sqlalchemy.engines Traceback (most recent call last):
2026-08-06 08:30:28.753 7 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/oslo_db/sqlalchemy/engines.py", line 74, in _connect_ping_listener
2026-08-06 08:30:28.753 7 ERROR oslo_db.sqlalchemy.engines     connection.scalar(select(1))
2026-08-06 08:30:28.753 7 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/sqlalchemy/engine/base.py", line 1262, in scalar
2026-08-06 08:30:28.753 7 ERROR oslo_db.sqlalchemy.engines     return self.execute(object_, *multiparams, **params).scalar()
2026-08-06 08:30:28.753 7 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/sqlalchemy/engine/base.py", line 1380, in execute
2026-08-06 08:30:28.753 7 ERROR oslo_db.sqlalchemy.engines     return meth(self, multiparams, params, _EMPTY_EXECUTION_OPTS)
2026-08-06 08:30:28.753 7 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/sqlalchemy/sql/elements.py", line 333, in _execute_on_connection
2026-08-06 08:30:28.753 7 ERROR oslo_db.sqlalchemy.engines     return connection._execute_clauseelement(
2026-08-06 08:30:28.753 7 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/sqlalchemy/engine/base.py", line 1572, in _execute_clauseelement
2026-08-06 08:30:28.753 7 ERROR oslo_db.sqlalchemy.engines     ret = self._execute_context(
2026-08-06 08:30:28.753 7 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/sqlalchemy/engine/base.py", line 1943, in _execute_context
2026-08-06 08:30:28.753 7 ERROR oslo_db.sqlalchemy.engines     self._handle_dbapi_exception(
2026-08-06 08:30:28.753 7 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/sqlalchemy/engine/base.py", line 2122, in _handle_dbapi_exception
2026-08-06 08:30:28.753 7 ERROR oslo_db.sqlalchemy.engines     util.raise_(newraise, with_traceback=exc_info[2], from_=e)
2026-08-06 08:30:28.753 7 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/sqlalchemy/util/compat.py", line 208, in raise_
2026-08-06 08:30:28.753 7 ERROR oslo_db.sqlalchemy.engines     raise exception
2026-08-06 08:30:28.753 7 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/sqlalchemy/engine/base.py", line 1900, in _execute_context
2026-08-06 08:30:28.753 7 ERROR oslo_db.sqlalchemy.engines     self.dialect.do_execute(
2026-08-06 08:30:28.753 7 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/sqlalchemy/engine/default.py", line 736, in do_execute
2026-08-06 08:30:28.753 7 ERROR oslo_db.sqlalchemy.engines     cursor.execute(statement, parameters)
2026-08-06 08:30:28.753 7 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/pymysql/cursors.py", line 148, in execute
2026-08-06 08:30:28.753 7 ERROR oslo_db.sqlalchemy.engines     result = self._query(query)
2026-08-06 08:30:28.753 7 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/pymysql/cursors.py", line 310, in _query
2026-08-06 08:30:28.753 7 ERROR oslo_db.sqlalchemy.engines     conn.query(q)
2026-08-06 08:30:28.753 7 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/pymysql/connections.py", line 548, in query
2026-08-06 08:30:28.753 7 ERROR oslo_db.sqlalchemy.engines     self._affected_rows = self._read_query_result(unbuffered=unbuffered)
2026-08-06 08:30:28.753 7 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/pymysql/connections.py", line 775, in _read_query_result
2026-08-06 08:30:28.753 7 ERROR oslo_db.sqlalchemy.engines     result.read()
2026-08-06 08:30:28.753 7 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/pymysql/connections.py", line 1156, in read
2026-08-06 08:30:28.753 7 ERROR oslo_db.sqlalchemy.engines     first_packet = self.connection._read_packet()
2026-08-06 08:30:28.753 7 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/pymysql/connections.py", line 692, in _read_packet
2026-08-06 08:30:28.753 7 ERROR oslo_db.sqlalchemy.engines     packet_header = self._read_bytes(4)
2026-08-06 08:30:28.753 7 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/pymysql/connections.py", line 748, in _read_bytes
2026-08-06 08:30:28.753 7 ERROR oslo_db.sqlalchemy.engines     raise err.OperationalError(
2026-08-06 08:30:28.753 7 ERROR oslo_db.sqlalchemy.engines oslo_db.exception.DBConnectionError: (pymysql.err.OperationalError) (2013, 'Lost connection to MySQL server during query')
2026-08-06 08:30:28.753 7 ERROR oslo_db.sqlalchemy.engines [SQL: SELECT 1]
2026-08-06 08:30:28.753 7 ERROR oslo_db.sqlalchemy.engines (Background on this error at: https://sqlalche.me/e/14/e3q8)
2026-08-06 08:30:28.753 7 ERROR oslo_db.sqlalchemy.engines 
2026-08-06 08:30:28.816 8 ERROR oslo_db.sqlalchemy.engines [-] Database connection was found disconnected; reconnecting: oslo_db.exception.DBConnectionError: (pymysql.err.OperationalError) (2013, 'Lost connection to MySQL server during query')
[SQL: SELECT 1]
(Background on this error at: https://sqlalche.me/e/14/e3q8)
2026-08-06 08:30:28.816 8 ERROR oslo_db.sqlalchemy.engines Traceback (most recent call last):
2026-08-06 08:30:28.816 8 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/sqlalchemy/engine/base.py", line 1900, in _execute_context
2026-08-06 08:30:28.816 8 ERROR oslo_db.sqlalchemy.engines     self.dialect.do_execute(
2026-08-06 08:30:28.816 8 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/sqlalchemy/engine/default.py", line 736, in do_execute
2026-08-06 08:30:28.816 8 ERROR oslo_db.sqlalchemy.engines     cursor.execute(statement, parameters)
2026-08-06 08:30:28.816 8 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/pymysql/cursors.py", line 148, in execute
2026-08-06 08:30:28.816 8 ERROR oslo_db.sqlalchemy.engines     result = self._query(query)
2026-08-06 08:30:28.816 8 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/pymysql/cursors.py", line 310, in _query
2026-08-06 08:30:28.816 8 ERROR oslo_db.sqlalchemy.engines     conn.query(q)
2026-08-06 08:30:28.816 8 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/pymysql/connections.py", line 548, in query
2026-08-06 08:30:28.816 8 ERROR oslo_db.sqlalchemy.engines     self._affected_rows = self._read_query_result(unbuffered=unbuffered)
2026-08-06 08:30:28.816 8 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/pymysql/connections.py", line 775, in _read_query_result
2026-08-06 08:30:28.816 8 ERROR oslo_db.sqlalchemy.engines     result.read()
2026-08-06 08:30:28.816 8 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/pymysql/connections.py", line 1156, in read
2026-08-06 08:30:28.816 8 ERROR oslo_db.sqlalchemy.engines     first_packet = self.connection._read_packet()
2026-08-06 08:30:28.816 8 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/pymysql/connections.py", line 692, in _read_packet
2026-08-06 08:30:28.816 8 ERROR oslo_db.sqlalchemy.engines     packet_header = self._read_bytes(4)
2026-08-06 08:30:28.816 8 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/pymysql/connections.py", line 748, in _read_bytes
2026-08-06 08:30:28.816 8 ERROR oslo_db.sqlalchemy.engines     raise err.OperationalError(
2026-08-06 08:30:28.816 8 ERROR oslo_db.sqlalchemy.engines pymysql.err.OperationalError: (2013, 'Lost connection to MySQL server during query')
2026-08-06 08:30:28.816 8 ERROR oslo_db.sqlalchemy.engines 
2026-08-06 08:30:28.816 8 ERROR oslo_db.sqlalchemy.engines The above exception was the direct cause of the following exception:
2026-08-06 08:30:28.816 8 ERROR oslo_db.sqlalchemy.engines 
2026-08-06 08:30:28.816 8 ERROR oslo_db.sqlalchemy.engines Traceback (most recent call last):
2026-08-06 08:30:28.816 8 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/oslo_db/sqlalchemy/engines.py", line 74, in _connect_ping_listener
2026-08-06 08:30:28.816 8 ERROR oslo_db.sqlalchemy.engines     connection.scalar(select(1))
2026-08-06 08:30:28.816 8 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/sqlalchemy/engine/base.py", line 1262, in scalar
2026-08-06 08:30:28.816 8 ERROR oslo_db.sqlalchemy.engines     return self.execute(object_, *multiparams, **params).scalar()
2026-08-06 08:30:28.816 8 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/sqlalchemy/engine/base.py", line 1380, in execute
2026-08-06 08:30:28.816 8 ERROR oslo_db.sqlalchemy.engines     return meth(self, multiparams, params, _EMPTY_EXECUTION_OPTS)
2026-08-06 08:30:28.816 8 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/sqlalchemy/sql/elements.py", line 333, in _execute_on_connection
2026-08-06 08:30:28.816 8 ERROR oslo_db.sqlalchemy.engines     return connection._execute_clauseelement(
2026-08-06 08:30:28.816 8 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/sqlalchemy/engine/base.py", line 1572, in _execute_clauseelement
2026-08-06 08:30:28.816 8 ERROR oslo_db.sqlalchemy.engines     ret = self._execute_context(
2026-08-06 08:30:28.816 8 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/sqlalchemy/engine/base.py", line 1943, in _execute_context
2026-08-06 08:30:28.816 8 ERROR oslo_db.sqlalchemy.engines     self._handle_dbapi_exception(
2026-08-06 08:30:28.816 8 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/sqlalchemy/engine/base.py", line 2122, in _handle_dbapi_exception
2026-08-06 08:30:28.816 8 ERROR oslo_db.sqlalchemy.engines     util.raise_(newraise, with_traceback=exc_info[2], from_=e)
2026-08-06 08:30:28.816 8 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/sqlalchemy/util/compat.py", line 208, in raise_
2026-08-06 08:30:28.816 8 ERROR oslo_db.sqlalchemy.engines     raise exception
2026-08-06 08:30:28.816 8 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/sqlalchemy/engine/base.py", line 1900, in _execute_context
2026-08-06 08:30:28.816 8 ERROR oslo_db.sqlalchemy.engines     self.dialect.do_execute(
2026-08-06 08:30:28.816 8 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/sqlalchemy/engine/default.py", line 736, in do_execute
2026-08-06 08:30:28.816 8 ERROR oslo_db.sqlalchemy.engines     cursor.execute(statement, parameters)
2026-08-06 08:30:28.816 8 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/pymysql/cursors.py", line 148, in execute
2026-08-06 08:30:28.816 8 ERROR oslo_db.sqlalchemy.engines     result = self._query(query)
2026-08-06 08:30:28.816 8 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/pymysql/cursors.py", line 310, in _query
2026-08-06 08:30:28.816 8 ERROR oslo_db.sqlalchemy.engines     conn.query(q)
2026-08-06 08:30:28.816 8 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/pymysql/connections.py", line 548, in query
2026-08-06 08:30:28.816 8 ERROR oslo_db.sqlalchemy.engines     self._affected_rows = self._read_query_result(unbuffered=unbuffered)
2026-08-06 08:30:28.816 8 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/pymysql/connections.py", line 775, in _read_query_result
2026-08-06 08:30:28.816 8 ERROR oslo_db.sqlalchemy.engines     result.read()
2026-08-06 08:30:28.816 8 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/pymysql/connections.py", line 1156, in read
2026-08-06 08:30:28.816 8 ERROR oslo_db.sqlalchemy.engines     first_packet = self.connection._read_packet()
2026-08-06 08:30:28.816 8 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/pymysql/connections.py", line 692, in _read_packet
2026-08-06 08:30:28.816 8 ERROR oslo_db.sqlalchemy.engines     packet_header = self._read_bytes(4)
2026-08-06 08:30:28.816 8 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/pymysql/connections.py", line 748, in _read_bytes
2026-08-06 08:30:28.816 8 ERROR oslo_db.sqlalchemy.engines     raise err.OperationalError(
2026-08-06 08:30:28.816 8 ERROR oslo_db.sqlalchemy.engines oslo_db.exception.DBConnectionError: (pymysql.err.OperationalError) (2013, 'Lost connection to MySQL server during query')
2026-08-06 08:30:28.816 8 ERROR oslo_db.sqlalchemy.engines [SQL: SELECT 1]
2026-08-06 08:30:28.816 8 ERROR oslo_db.sqlalchemy.engines (Background on this error at: https://sqlalche.me/e/14/e3q8)
2026-08-06 08:30:28.816 8 ERROR oslo_db.sqlalchemy.engines 
2026-08-06 08:30:44.790 8 ERROR oslo_db.sqlalchemy.engines [None req-c8c4623e-75b0-4919-9cd7-4c8cacf730d7 - - - - - -] Database connection was found disconnected; reconnecting: oslo_db.exception.DBConnectionError: (pymysql.err.OperationalError) (2013, 'Lost connection to MySQL server during query')
[SQL: SELECT 1]
(Background on this error at: https://sqlalche.me/e/14/e3q8)
2026-08-06 08:30:44.790 8 ERROR oslo_db.sqlalchemy.engines Traceback (most recent call last):
2026-08-06 08:30:44.790 8 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/sqlalchemy/engine/base.py", line 1900, in _execute_context
2026-08-06 08:30:44.790 8 ERROR oslo_db.sqlalchemy.engines     self.dialect.do_execute(
2026-08-06 08:30:44.790 8 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/sqlalchemy/engine/default.py", line 736, in do_execute
2026-08-06 08:30:44.790 8 ERROR oslo_db.sqlalchemy.engines     cursor.execute(statement, parameters)
2026-08-06 08:30:44.790 8 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/pymysql/cursors.py", line 148, in execute
2026-08-06 08:30:44.790 8 ERROR oslo_db.sqlalchemy.engines     result = self._query(query)
2026-08-06 08:30:44.790 8 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/pymysql/cursors.py", line 310, in _query
2026-08-06 08:30:44.790 8 ERROR oslo_db.sqlalchemy.engines     conn.query(q)
2026-08-06 08:30:44.790 8 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/pymysql/connections.py", line 548, in query
2026-08-06 08:30:44.790 8 ERROR oslo_db.sqlalchemy.engines     self._affected_rows = self._read_query_result(unbuffered=unbuffered)
2026-08-06 08:30:44.790 8 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/pymysql/connections.py", line 775, in _read_query_result
2026-08-06 08:30:44.790 8 ERROR oslo_db.sqlalchemy.engines     result.read()
2026-08-06 08:30:44.790 8 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/pymysql/connections.py", line 1156, in read
2026-08-06 08:30:44.790 8 ERROR oslo_db.sqlalchemy.engines     first_packet = self.connection._read_packet()
2026-08-06 08:30:44.790 8 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/pymysql/connections.py", line 692, in _read_packet
2026-08-06 08:30:44.790 8 ERROR oslo_db.sqlalchemy.engines     packet_header = self._read_bytes(4)
2026-08-06 08:30:44.790 8 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/pymysql/connections.py", line 748, in _read_bytes
2026-08-06 08:30:44.790 8 ERROR oslo_db.sqlalchemy.engines     raise err.OperationalError(
2026-08-06 08:30:44.790 8 ERROR oslo_db.sqlalchemy.engines pymysql.err.OperationalError: (2013, 'Lost connection to MySQL server during query')
2026-08-06 08:30:44.790 8 ERROR oslo_db.sqlalchemy.engines 
2026-08-06 08:30:44.790 8 ERROR oslo_db.sqlalchemy.engines The above exception was the direct cause of the following exception:
2026-08-06 08:30:44.790 8 ERROR oslo_db.sqlalchemy.engines 
2026-08-06 08:30:44.790 8 ERROR oslo_db.sqlalchemy.engines Traceback (most recent call last):
2026-08-06 08:30:44.790 8 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/oslo_db/sqlalchemy/engines.py", line 74, in _connect_ping_listener
2026-08-06 08:30:44.790 8 ERROR oslo_db.sqlalchemy.engines     connection.scalar(select(1))
2026-08-06 08:30:44.790 8 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/sqlalchemy/engine/base.py", line 1262, in scalar
2026-08-06 08:30:44.790 8 ERROR oslo_db.sqlalchemy.engines     return self.execute(object_, *multiparams, **params).scalar()
2026-08-06 08:30:44.790 8 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/sqlalchemy/engine/base.py", line 1380, in execute
2026-08-06 08:30:44.790 8 ERROR oslo_db.sqlalchemy.engines     return meth(self, multiparams, params, _EMPTY_EXECUTION_OPTS)
2026-08-06 08:30:44.790 8 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/sqlalchemy/sql/elements.py", line 333, in _execute_on_connection
2026-08-06 08:30:44.790 8 ERROR oslo_db.sqlalchemy.engines     return connection._execute_clauseelement(
2026-08-06 08:30:44.790 8 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/sqlalchemy/engine/base.py", line 1572, in _execute_clauseelement
2026-08-06 08:30:44.790 8 ERROR oslo_db.sqlalchemy.engines     ret = self._execute_context(
2026-08-06 08:30:44.790 8 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/sqlalchemy/engine/base.py", line 1943, in _execute_context
2026-08-06 08:30:44.790 8 ERROR oslo_db.sqlalchemy.engines     self._handle_dbapi_exception(
2026-08-06 08:30:44.790 8 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/sqlalchemy/engine/base.py", line 2122, in _handle_dbapi_exception
2026-08-06 08:30:44.790 8 ERROR oslo_db.sqlalchemy.engines     util.raise_(newraise, with_traceback=exc_info[2], from_=e)
2026-08-06 08:30:44.790 8 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/sqlalchemy/util/compat.py", line 208, in raise_
2026-08-06 08:30:44.790 8 ERROR oslo_db.sqlalchemy.engines     raise exception
2026-08-06 08:30:44.790 8 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/sqlalchemy/engine/base.py", line 1900, in _execute_context
2026-08-06 08:30:44.790 8 ERROR oslo_db.sqlalchemy.engines     self.dialect.do_execute(
2026-08-06 08:30:44.790 8 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/sqlalchemy/engine/default.py", line 736, in do_execute
2026-08-06 08:30:44.790 8 ERROR oslo_db.sqlalchemy.engines     cursor.execute(statement, parameters)
2026-08-06 08:30:44.790 8 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/pymysql/cursors.py", line 148, in execute
2026-08-06 08:30:44.790 8 ERROR oslo_db.sqlalchemy.engines     result = self._query(query)
2026-08-06 08:30:44.790 8 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/pymysql/cursors.py", line 310, in _query
2026-08-06 08:30:44.790 8 ERROR oslo_db.sqlalchemy.engines     conn.query(q)
2026-08-06 08:30:44.790 8 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/pymysql/connections.py", line 548, in query
2026-08-06 08:30:44.790 8 ERROR oslo_db.sqlalchemy.engines     self._affected_rows = self._read_query_result(unbuffered=unbuffered)
2026-08-06 08:30:44.790 8 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/pymysql/connections.py", line 775, in _read_query_result
2026-08-06 08:30:44.790 8 ERROR oslo_db.sqlalchemy.engines     result.read()
2026-08-06 08:30:44.790 8 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/pymysql/connections.py", line 1156, in read
2026-08-06 08:30:44.790 8 ERROR oslo_db.sqlalchemy.engines     first_packet = self.connection._read_packet()
2026-08-06 08:30:44.790 8 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/pymysql/connections.py", line 692, in _read_packet
2026-08-06 08:30:44.790 8 ERROR oslo_db.sqlalchemy.engines     packet_header = self._read_bytes(4)
2026-08-06 08:30:44.790 8 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/pymysql/connections.py", line 748, in _read_bytes
2026-08-06 08:30:44.790 8 ERROR oslo_db.sqlalchemy.engines     raise err.OperationalError(
2026-08-06 08:30:44.790 8 ERROR oslo_db.sqlalchemy.engines oslo_db.exception.DBConnectionError: (pymysql.err.OperationalError) (2013, 'Lost connection to MySQL server during query')
2026-08-06 08:30:44.790 8 ERROR oslo_db.sqlalchemy.engines [SQL: SELECT 1]
2026-08-06 08:30:44.790 8 ERROR oslo_db.sqlalchemy.engines (Background on this error at: https://sqlalche.me/e/14/e3q8)
2026-08-06 08:30:44.790 8 ERROR oslo_db.sqlalchemy.engines 
2026-08-06 08:30:44.802 8 ERROR oslo_db.sqlalchemy.engines [None req-74544ab8-5546-466c-81aa-6190199104c6 - - - - - -] Database connection was found disconnected; reconnecting: oslo_db.exception.DBConnectionError: (pymysql.err.OperationalError) (2013, 'Lost connection to MySQL server during query')
[SQL: SELECT 1]
(Background on this error at: https://sqlalche.me/e/14/e3q8)
2026-08-06 08:30:44.802 8 ERROR oslo_db.sqlalchemy.engines Traceback (most recent call last):
2026-08-06 08:30:44.802 8 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/sqlalchemy/engine/base.py", line 1900, in _execute_context
2026-08-06 08:30:44.802 8 ERROR oslo_db.sqlalchemy.engines     self.dialect.do_execute(
2026-08-06 08:30:44.802 8 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/sqlalchemy/engine/default.py", line 736, in do_execute
2026-08-06 08:30:44.802 8 ERROR oslo_db.sqlalchemy.engines     cursor.execute(statement, parameters)
2026-08-06 08:30:44.802 8 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/pymysql/cursors.py", line 148, in execute
2026-08-06 08:30:44.802 8 ERROR oslo_db.sqlalchemy.engines     result = self._query(query)
2026-08-06 08:30:44.802 8 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/pymysql/cursors.py", line 310, in _query
2026-08-06 08:30:44.802 8 ERROR oslo_db.sqlalchemy.engines     conn.query(q)
2026-08-06 08:30:44.802 8 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/pymysql/connections.py", line 548, in query
2026-08-06 08:30:44.802 8 ERROR oslo_db.sqlalchemy.engines     self._affected_rows = self._read_query_result(unbuffered=unbuffered)
2026-08-06 08:30:44.802 8 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/pymysql/connections.py", line 775, in _read_query_result
2026-08-06 08:30:44.802 8 ERROR oslo_db.sqlalchemy.engines     result.read()
2026-08-06 08:30:44.802 8 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/pymysql/connections.py", line 1156, in read
2026-08-06 08:30:44.802 8 ERROR oslo_db.sqlalchemy.engines     first_packet = self.connection._read_packet()
2026-08-06 08:30:44.802 8 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/pymysql/connections.py", line 692, in _read_packet
2026-08-06 08:30:44.802 8 ERROR oslo_db.sqlalchemy.engines     packet_header = self._read_bytes(4)
2026-08-06 08:30:44.802 8 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/pymysql/connections.py", line 748, in _read_bytes
2026-08-06 08:30:44.802 8 ERROR oslo_db.sqlalchemy.engines     raise err.OperationalError(
2026-08-06 08:30:44.802 8 ERROR oslo_db.sqlalchemy.engines pymysql.err.OperationalError: (2013, 'Lost connection to MySQL server during query')
2026-08-06 08:30:44.802 8 ERROR oslo_db.sqlalchemy.engines 
2026-08-06 08:30:44.802 8 ERROR oslo_db.sqlalchemy.engines The above exception was the direct cause of the following exception:
2026-08-06 08:30:44.802 8 ERROR oslo_db.sqlalchemy.engines 
2026-08-06 08:30:44.802 8 ERROR oslo_db.sqlalchemy.engines Traceback (most recent call last):
2026-08-06 08:30:44.802 8 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/oslo_db/sqlalchemy/engines.py", line 74, in _connect_ping_listener
2026-08-06 08:30:44.802 8 ERROR oslo_db.sqlalchemy.engines     connection.scalar(select(1))
2026-08-06 08:30:44.802 8 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/sqlalchemy/engine/base.py", line 1262, in scalar
2026-08-06 08:30:44.802 8 ERROR oslo_db.sqlalchemy.engines     return self.execute(object_, *multiparams, **params).scalar()
2026-08-06 08:30:44.802 8 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/sqlalchemy/engine/base.py", line 1380, in execute
2026-08-06 08:30:44.802 8 ERROR oslo_db.sqlalchemy.engines     return meth(self, multiparams, params, _EMPTY_EXECUTION_OPTS)
2026-08-06 08:30:44.802 8 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/sqlalchemy/sql/elements.py", line 333, in _execute_on_connection
2026-08-06 08:30:44.802 8 ERROR oslo_db.sqlalchemy.engines     return connection._execute_clauseelement(
2026-08-06 08:30:44.802 8 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/sqlalchemy/engine/base.py", line 1572, in _execute_clauseelement
2026-08-06 08:30:44.802 8 ERROR oslo_db.sqlalchemy.engines     ret = self._execute_context(
2026-08-06 08:30:44.802 8 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/sqlalchemy/engine/base.py", line 1943, in _execute_context
2026-08-06 08:30:44.802 8 ERROR oslo_db.sqlalchemy.engines     self._handle_dbapi_exception(
2026-08-06 08:30:44.802 8 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/sqlalchemy/engine/base.py", line 2122, in _handle_dbapi_exception
2026-08-06 08:30:44.802 8 ERROR oslo_db.sqlalchemy.engines     util.raise_(newraise, with_traceback=exc_info[2], from_=e)
2026-08-06 08:30:44.802 8 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/sqlalchemy/util/compat.py", line 208, in raise_
2026-08-06 08:30:44.802 8 ERROR oslo_db.sqlalchemy.engines     raise exception
2026-08-06 08:30:44.802 8 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/sqlalchemy/engine/base.py", line 1900, in _execute_context
2026-08-06 08:30:44.802 8 ERROR oslo_db.sqlalchemy.engines     self.dialect.do_execute(
2026-08-06 08:30:44.802 8 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/sqlalchemy/engine/default.py", line 736, in do_execute
2026-08-06 08:30:44.802 8 ERROR oslo_db.sqlalchemy.engines     cursor.execute(statement, parameters)
2026-08-06 08:30:44.802 8 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/pymysql/cursors.py", line 148, in execute
2026-08-06 08:30:44.802 8 ERROR oslo_db.sqlalchemy.engines     result = self._query(query)
2026-08-06 08:30:44.802 8 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/pymysql/cursors.py", line 310, in _query
2026-08-06 08:30:44.802 8 ERROR oslo_db.sqlalchemy.engines     conn.query(q)
2026-08-06 08:30:44.802 8 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/pymysql/connections.py", line 548, in query
2026-08-06 08:30:44.802 8 ERROR oslo_db.sqlalchemy.engines     self._affected_rows = self._read_query_result(unbuffered=unbuffered)
2026-08-06 08:30:44.802 8 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/pymysql/connections.py", line 775, in _read_query_result
2026-08-06 08:30:44.802 8 ERROR oslo_db.sqlalchemy.engines     result.read()
2026-08-06 08:30:44.802 8 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/pymysql/connections.py", line 1156, in read
2026-08-06 08:30:44.802 8 ERROR oslo_db.sqlalchemy.engines     first_packet = self.connection._read_packet()
2026-08-06 08:30:44.802 8 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/pymysql/connections.py", line 692, in _read_packet
2026-08-06 08:30:44.802 8 ERROR oslo_db.sqlalchemy.engines     packet_header = self._read_bytes(4)
2026-08-06 08:30:44.802 8 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/pymysql/connections.py", line 748, in _read_bytes
2026-08-06 08:30:44.802 8 ERROR oslo_db.sqlalchemy.engines     raise err.OperationalError(
2026-08-06 08:30:44.802 8 ERROR oslo_db.sqlalchemy.engines oslo_db.exception.DBConnectionError: (pymysql.err.OperationalError) (2013, 'Lost connection to MySQL server during query')
2026-08-06 08:30:44.802 8 ERROR oslo_db.sqlalchemy.engines [SQL: SELECT 1]
2026-08-06 08:30:44.802 8 ERROR oslo_db.sqlalchemy.engines (Background on this error at: https://sqlalche.me/e/14/e3q8)
2026-08-06 08:30:44.802 8 ERROR oslo_db.sqlalchemy.engines