+ exec senlin-engine --config-file /etc/senlin/senlin.conf
/var/lib/openstack/lib/python3.10/site-packages/migrate/__init__.py:8: 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
2026-08-06 07:39:17.034 1 INFO senlin.engine.event [None req-7f3d4197-bebc-4cf6-a42f-94130c019bd1 - - - - - -] Loaded dispatchers: ['database']
2026-08-06 07:39:17.080 1 INFO senlin.common.service [-] Starting senlin-engine service (version: 15.0.1 id: e106f3f8-b681-4832-94bb-a6e3506bc198)
/var/lib/openstack/lib/python3.10/site-packages/senlin/objects/service.py:54: SAWarning: TypeDecorator TZAwareDateTime() will not produce a cache key because the ``cache_ok`` attribute is not set to True.  This can have significant performance implications including some performance degradations in comparison to prior SQLAlchemy versions.  Set this attribute to True if this type object's state is safe to use in a cache key, or False to disable this warning. (Background on this error at: https://sqlalche.me/e/14/cprf)
  return [cls._from_db_object(context, cls(), obj) for obj in objs]
2026-08-06 07:39:17.139 1 INFO senlin.common.service [None req-f7fe5a9c-ac66-49b7-b4ff-7a69513f9101 - - - - - -] Service clean-up attempt count: 1
2026-08-06 07:40:17.051 1 INFO senlin.common.service [None req-0c4ae526-6fb4-4640-ae7b-0949d0398d36 - - - - - -] Service clean-up attempt count: 2
2026-08-06 07:41:17.048 1 INFO senlin.common.service [None req-801bf6ef-ab5e-4c14-a054-e7433321c84a - - - - - -] Service clean-up attempt count: 3
2026-08-06 07:42:17.057 1 INFO senlin.common.service [None req-87513817-2f4f-4aa6-89e4-61e933f0c51e - - - - - -] Service clean-up attempt count: 4
2026-08-06 07:43:17.058 1 INFO senlin.common.service [None req-0d2fc056-7162-445a-acfb-534ce444be08 - - - - - -] Finished cleaning up dead services.
2026-08-06 08:31:19.881 1 ERROR oslo_db.sqlalchemy.engines [None req-5f04706e-3837-4858-a644-c1c04a8d4479 - - - - - -] 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 08:31:19.881 1 ERROR oslo_db.sqlalchemy.engines Traceback (most recent call last):
2026-08-06 08:31:19.881 1 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 08:31:19.881 1 ERROR oslo_db.sqlalchemy.engines     self.dialect.do_execute(
2026-08-06 08:31:19.881 1 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 08:31:19.881 1 ERROR oslo_db.sqlalchemy.engines     cursor.execute(statement, parameters)
2026-08-06 08:31:19.881 1 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/pymysql/cursors.py", line 148, in execute
2026-08-06 08:31:19.881 1 ERROR oslo_db.sqlalchemy.engines     result = self._query(query)
2026-08-06 08:31:19.881 1 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/pymysql/cursors.py", line 310, in _query
2026-08-06 08:31:19.881 1 ERROR oslo_db.sqlalchemy.engines     conn.query(q)
2026-08-06 08:31:19.881 1 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/pymysql/connections.py", line 548, in query
2026-08-06 08:31:19.881 1 ERROR oslo_db.sqlalchemy.engines     self._affected_rows = self._read_query_result(unbuffered=unbuffered)
2026-08-06 08:31:19.881 1 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 08:31:19.881 1 ERROR oslo_db.sqlalchemy.engines     result.read()
2026-08-06 08:31:19.881 1 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/pymysql/connections.py", line 1156, in read
2026-08-06 08:31:19.881 1 ERROR oslo_db.sqlalchemy.engines     first_packet = self.connection._read_packet()
2026-08-06 08:31:19.881 1 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 08:31:19.881 1 ERROR oslo_db.sqlalchemy.engines     packet_header = self._read_bytes(4)
2026-08-06 08:31:19.881 1 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 08:31:19.881 1 ERROR oslo_db.sqlalchemy.engines     raise err.OperationalError(
2026-08-06 08:31:19.881 1 ERROR oslo_db.sqlalchemy.engines pymysql.err.OperationalError: (2013, 'Lost connection to MySQL server during query')
2026-08-06 08:31:19.881 1 ERROR oslo_db.sqlalchemy.engines 
2026-08-06 08:31:19.881 1 ERROR oslo_db.sqlalchemy.engines The above exception was the direct cause of the following exception:
2026-08-06 08:31:19.881 1 ERROR oslo_db.sqlalchemy.engines 
2026-08-06 08:31:19.881 1 ERROR oslo_db.sqlalchemy.engines Traceback (most recent call last):
2026-08-06 08:31:19.881 1 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 08:31:19.881 1 ERROR oslo_db.sqlalchemy.engines     connection.scalar(select(1))
2026-08-06 08:31:19.881 1 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 08:31:19.881 1 ERROR oslo_db.sqlalchemy.engines     return self.execute(object_, *multiparams, **params).scalar()
2026-08-06 08:31:19.881 1 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 08:31:19.881 1 ERROR oslo_db.sqlalchemy.engines     return meth(self, multiparams, params, _EMPTY_EXECUTION_OPTS)
2026-08-06 08:31:19.881 1 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 08:31:19.881 1 ERROR oslo_db.sqlalchemy.engines     return connection._execute_clauseelement(
2026-08-06 08:31:19.881 1 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 08:31:19.881 1 ERROR oslo_db.sqlalchemy.engines     ret = self._execute_context(
2026-08-06 08:31:19.881 1 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 08:31:19.881 1 ERROR oslo_db.sqlalchemy.engines     self._handle_dbapi_exception(
2026-08-06 08:31:19.881 1 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 08:31:19.881 1 ERROR oslo_db.sqlalchemy.engines     util.raise_(newraise, with_traceback=exc_info[2], from_=e)
2026-08-06 08:31:19.881 1 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 08:31:19.881 1 ERROR oslo_db.sqlalchemy.engines     raise exception
2026-08-06 08:31:19.881 1 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 08:31:19.881 1 ERROR oslo_db.sqlalchemy.engines     self.dialect.do_execute(
2026-08-06 08:31:19.881 1 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 08:31:19.881 1 ERROR oslo_db.sqlalchemy.engines     cursor.execute(statement, parameters)
2026-08-06 08:31:19.881 1 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/pymysql/cursors.py", line 148, in execute
2026-08-06 08:31:19.881 1 ERROR oslo_db.sqlalchemy.engines     result = self._query(query)
2026-08-06 08:31:19.881 1 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/pymysql/cursors.py", line 310, in _query
2026-08-06 08:31:19.881 1 ERROR oslo_db.sqlalchemy.engines     conn.query(q)
2026-08-06 08:31:19.881 1 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/pymysql/connections.py", line 548, in query
2026-08-06 08:31:19.881 1 ERROR oslo_db.sqlalchemy.engines     self._affected_rows = self._read_query_result(unbuffered=unbuffered)
2026-08-06 08:31:19.881 1 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 08:31:19.881 1 ERROR oslo_db.sqlalchemy.engines     result.read()
2026-08-06 08:31:19.881 1 ERROR oslo_db.sqlalchemy.engines   File "/var/lib/openstack/lib/python3.10/site-packages/pymysql/connections.py", line 1156, in read
2026-08-06 08:31:19.881 1 ERROR oslo_db.sqlalchemy.engines     first_packet = self.connection._read_packet()
2026-08-06 08:31:19.881 1 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 08:31:19.881 1 ERROR oslo_db.sqlalchemy.engines     packet_header = self._read_bytes(4)
2026-08-06 08:31:19.881 1 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 08:31:19.881 1 ERROR oslo_db.sqlalchemy.engines     raise err.OperationalError(
2026-08-06 08:31:19.881 1 ERROR oslo_db.sqlalchemy.engines oslo_db.exception.DBConnectionError: (pymysql.err.OperationalError) (2013, 'Lost connection to MySQL server during query')
2026-08-06 08:31:19.881 1 ERROR oslo_db.sqlalchemy.engines [SQL: SELECT 1]
2026-08-06 08:31:19.881 1 ERROR oslo_db.sqlalchemy.engines (Background on this error at: https://sqlalche.me/e/14/e3q8)
2026-08-06 08:31:19.881 1 ERROR oslo_db.sqlalchemy.engines