Apr 14 22:48:59.026384 np7792c2587c804 systemd[1]: Started devstack@c-bak.service - Devstack devstack@c-bak.service.
Apr 14 22:48:59.337260 np7792c2587c804 cinder-backup[46043]: /opt/stack/cinder/cinder/__init__.py:21: EventletDeprecationWarning:
Apr 14 22:48:59.337260 np7792c2587c804 cinder-backup[46043]: Eventlet is deprecated. It is currently being maintained in bugfix mode, and
Apr 14 22:48:59.337260 np7792c2587c804 cinder-backup[46043]: we strongly recommend against using it for new projects.
Apr 14 22:48:59.337260 np7792c2587c804 cinder-backup[46043]: If you are already using Eventlet, we recommend migrating to a different
Apr 14 22:48:59.337260 np7792c2587c804 cinder-backup[46043]: framework.  For more detail see
Apr 14 22:48:59.337260 np7792c2587c804 cinder-backup[46043]: https://eventlet.readthedocs.io/en/latest/asyncio/migration.html
Apr 14 22:48:59.337260 np7792c2587c804 cinder-backup[46043]:   import eventlet  # noqa
Apr 14 22:49:01.249671 np7792c2587c804 cinder-backup[46043]: INFO cinder.cmd.backup [-] Backup running in single process mode.
Apr 14 22:49:01.380137 np7792c2587c804 cinder-backup[46043]: WARNING oslo_db.sqlalchemy.engines [None req-f86ae94c-a2cc-4bf2-99bb-1704c67a101d None None] SQL connection failed. 10 attempts left.: oslo_db.exception.DBConnectionError: (pymysql.err.OperationalError) (2003, "Can't connect to MySQL server on '217.182.143.61' ([Errno 111] ECONNREFUSED)")
Apr 14 22:49:11.386818 np7792c2587c804 cinder-backup[46043]: WARNING oslo_db.sqlalchemy.engines [None req-f86ae94c-a2cc-4bf2-99bb-1704c67a101d None None] SQL connection failed. 9 attempts left.: oslo_db.exception.DBConnectionError: (pymysql.err.OperationalError) (2003, "Can't connect to MySQL server on '217.182.143.61' ([Errno 111] ECONNREFUSED)")
Apr 14 22:49:21.391934 np7792c2587c804 cinder-backup[46043]: WARNING oslo_db.sqlalchemy.engines [None req-f86ae94c-a2cc-4bf2-99bb-1704c67a101d None None] SQL connection failed. 8 attempts left.: oslo_db.exception.DBConnectionError: (pymysql.err.OperationalError) (2003, "Can't connect to MySQL server on '217.182.143.61' ([Errno 111] ECONNREFUSED)")
Apr 14 22:49:31.397715 np7792c2587c804 cinder-backup[46043]: WARNING oslo_db.sqlalchemy.engines [None req-f86ae94c-a2cc-4bf2-99bb-1704c67a101d None None] SQL connection failed. 7 attempts left.: oslo_db.exception.DBConnectionError: (pymysql.err.OperationalError) (2003, "Can't connect to MySQL server on '217.182.143.61' ([Errno 111] ECONNREFUSED)")
Apr 14 22:49:41.404329 np7792c2587c804 cinder-backup[46043]: WARNING oslo_db.sqlalchemy.engines [None req-f86ae94c-a2cc-4bf2-99bb-1704c67a101d None None] SQL connection failed. 6 attempts left.: oslo_db.exception.DBConnectionError: (pymysql.err.OperationalError) (2003, "Can't connect to MySQL server on '217.182.143.61' ([Errno 111] ECONNREFUSED)")
Apr 14 22:49:51.408730 np7792c2587c804 cinder-backup[46043]: WARNING oslo_db.sqlalchemy.engines [None req-f86ae94c-a2cc-4bf2-99bb-1704c67a101d None None] SQL connection failed. 5 attempts left.: oslo_db.exception.DBConnectionError: (pymysql.err.OperationalError) (2003, "Can't connect to MySQL server on '217.182.143.61' ([Errno 111] ECONNREFUSED)")
Apr 14 22:50:01.413047 np7792c2587c804 cinder-backup[46043]: WARNING oslo_db.sqlalchemy.engines [None req-f86ae94c-a2cc-4bf2-99bb-1704c67a101d None None] SQL connection failed. 4 attempts left.: oslo_db.exception.DBConnectionError: (pymysql.err.OperationalError) (2003, "Can't connect to MySQL server on '217.182.143.61' ([Errno 111] ECONNREFUSED)")
Apr 14 22:50:11.421533 np7792c2587c804 cinder-backup[46043]: WARNING oslo_db.sqlalchemy.engines [None req-f86ae94c-a2cc-4bf2-99bb-1704c67a101d None None] SQL connection failed. 3 attempts left.: oslo_db.exception.DBConnectionError: (pymysql.err.OperationalError) (2003, "Can't connect to MySQL server on '217.182.143.61' ([Errno 111] ECONNREFUSED)")
Apr 14 22:50:21.431447 np7792c2587c804 cinder-backup[46043]: WARNING oslo_db.sqlalchemy.engines [None req-f86ae94c-a2cc-4bf2-99bb-1704c67a101d None None] SQL connection failed. 2 attempts left.: oslo_db.exception.DBConnectionError: (pymysql.err.OperationalError) (2003, "Can't connect to MySQL server on '217.182.143.61' ([Errno 111] ECONNREFUSED)")
Apr 14 22:50:31.441302 np7792c2587c804 cinder-backup[46043]: WARNING oslo_db.sqlalchemy.engines [None req-f86ae94c-a2cc-4bf2-99bb-1704c67a101d None None] SQL connection failed. 1 attempts left.: oslo_db.exception.DBConnectionError: (pymysql.err.OperationalError) (2003, "Can't connect to MySQL server on '217.182.143.61' ([Errno 111] ECONNREFUSED)")
Apr 14 22:50:41.486570 np7792c2587c804 cinder-backup[46043]: CRITICAL cinder [None req-f86ae94c-a2cc-4bf2-99bb-1704c67a101d None None] Unhandled error: oslo_db.exception.DBConnectionError: (pymysql.err.OperationalError) (2003, "Can't connect to MySQL server on '217.182.143.61' ([Errno 111] ECONNREFUSED)")
Apr 14 22:50:41.486570 np7792c2587c804 cinder-backup[46043]: (Background on this error at: https://sqlalche.me/e/20/e3q8)
Apr 14 22:50:41.486570 np7792c2587c804 cinder-backup[46043]: ERROR cinder Traceback (most recent call last):
Apr 14 22:50:41.486570 np7792c2587c804 cinder-backup[46043]: ERROR cinder   File "/opt/stack/data/venv/lib/python3.13/site-packages/pymysql/connections.py", line 661, in connect
Apr 14 22:50:41.486570 np7792c2587c804 cinder-backup[46043]: ERROR cinder     sock = socket.create_connection(
Apr 14 22:50:41.486570 np7792c2587c804 cinder-backup[46043]: ERROR cinder         (self.host, self.port), self.connect_timeout, **kwargs
Apr 14 22:50:41.486570 np7792c2587c804 cinder-backup[46043]: ERROR cinder     )
Apr 14 22:50:41.486570 np7792c2587c804 cinder-backup[46043]: ERROR cinder   File "/opt/stack/data/venv/lib/python3.13/site-packages/eventlet/green/socket.py", line 63, in create_connection
Apr 14 22:50:41.486570 np7792c2587c804 cinder-backup[46043]: ERROR cinder     raise err
Apr 14 22:50:41.486570 np7792c2587c804 cinder-backup[46043]: ERROR cinder   File "/opt/stack/data/venv/lib/python3.13/site-packages/eventlet/green/socket.py", line 53, in create_connection
Apr 14 22:50:41.486570 np7792c2587c804 cinder-backup[46043]: ERROR cinder     sock.connect(sa)
Apr 14 22:50:41.486570 np7792c2587c804 cinder-backup[46043]: ERROR cinder     ~~~~~~~~~~~~^^^^
Apr 14 22:50:41.486570 np7792c2587c804 cinder-backup[46043]: ERROR cinder   File "/opt/stack/data/venv/lib/python3.13/site-packages/eventlet/greenio/base.py", line 265, in connect
Apr 14 22:50:41.486570 np7792c2587c804 cinder-backup[46043]: ERROR cinder     socket_checkerr(fd)
Apr 14 22:50:41.486570 np7792c2587c804 cinder-backup[46043]: ERROR cinder     ~~~~~~~~~~~~~~~^^^^
Apr 14 22:50:41.486570 np7792c2587c804 cinder-backup[46043]: ERROR cinder   File "/opt/stack/data/venv/lib/python3.13/site-packages/eventlet/greenio/base.py", line 50, in socket_checkerr
Apr 14 22:50:41.486570 np7792c2587c804 cinder-backup[46043]: ERROR cinder     raise OSError(err, errno.errorcode[err])
Apr 14 22:50:41.486570 np7792c2587c804 cinder-backup[46043]: ERROR cinder ConnectionRefusedError: [Errno 111] ECONNREFUSED
Apr 14 22:50:41.486570 np7792c2587c804 cinder-backup[46043]: ERROR cinder 
Apr 14 22:50:41.486570 np7792c2587c804 cinder-backup[46043]: ERROR cinder During handling of the above exception, another exception occurred:
Apr 14 22:50:41.486570 np7792c2587c804 cinder-backup[46043]: ERROR cinder 
Apr 14 22:50:41.486570 np7792c2587c804 cinder-backup[46043]: ERROR cinder Traceback (most recent call last):
Apr 14 22:50:41.486570 np7792c2587c804 cinder-backup[46043]: ERROR cinder   File "/opt/stack/data/venv/lib/python3.13/site-packages/sqlalchemy/engine/base.py", line 143, in __init__
Apr 14 22:50:41.488694 np7792c2587c804 cinder-backup[46043]: ERROR cinder     self._dbapi_connection = engine.raw_connection()
Apr 14 22:50:41.488694 np7792c2587c804 cinder-backup[46043]: ERROR cinder                              ~~~~~~~~~~~~~~~~~~~~~^^
Apr 14 22:50:41.488694 np7792c2587c804 cinder-backup[46043]: ERROR cinder   File "/opt/stack/data/venv/lib/python3.13/site-packages/sqlalchemy/engine/base.py", line 3317, in raw_connection
Apr 14 22:50:41.488694 np7792c2587c804 cinder-backup[46043]: ERROR cinder     return self.pool.connect()
Apr 14 22:50:41.488694 np7792c2587c804 cinder-backup[46043]: ERROR cinder            ~~~~~~~~~~~~~~~~~^^
Apr 14 22:50:41.488694 np7792c2587c804 cinder-backup[46043]: ERROR cinder   File "/opt/stack/data/venv/lib/python3.13/site-packages/sqlalchemy/pool/base.py", line 448, in connect
Apr 14 22:50:41.488694 np7792c2587c804 cinder-backup[46043]: ERROR cinder     return _ConnectionFairy._checkout(self)
Apr 14 22:50:41.488694 np7792c2587c804 cinder-backup[46043]: ERROR cinder            ~~~~~~~~~~~~~~~~~~~~~~~~~~^^^^^^
Apr 14 22:50:41.488694 np7792c2587c804 cinder-backup[46043]: ERROR cinder   File "/opt/stack/data/venv/lib/python3.13/site-packages/sqlalchemy/pool/base.py", line 1272, in _checkout
Apr 14 22:50:41.488694 np7792c2587c804 cinder-backup[46043]: ERROR cinder     fairy = _ConnectionRecord.checkout(pool)
Apr 14 22:50:41.488694 np7792c2587c804 cinder-backup[46043]: ERROR cinder   File "/opt/stack/data/venv/lib/python3.13/site-packages/sqlalchemy/pool/base.py", line 712, in checkout
Apr 14 22:50:41.488694 np7792c2587c804 cinder-backup[46043]: ERROR cinder     rec = pool._do_get()
Apr 14 22:50:41.488694 np7792c2587c804 cinder-backup[46043]: ERROR cinder   File "/opt/stack/data/venv/lib/python3.13/site-packages/sqlalchemy/pool/impl.py", line 177, in _do_get
Apr 14 22:50:41.488694 np7792c2587c804 cinder-backup[46043]: ERROR cinder     with util.safe_reraise():
Apr 14 22:50:41.488694 np7792c2587c804 cinder-backup[46043]: ERROR cinder          ~~~~~~~~~~~~~~~~~^^
Apr 14 22:50:41.488694 np7792c2587c804 cinder-backup[46043]: ERROR cinder   File "/opt/stack/data/venv/lib/python3.13/site-packages/sqlalchemy/util/langhelpers.py", line 121, in __exit__
Apr 14 22:50:41.488694 np7792c2587c804 cinder-backup[46043]: ERROR cinder     raise exc_value.with_traceback(exc_tb)
Apr 14 22:50:41.488694 np7792c2587c804 cinder-backup[46043]: ERROR cinder   File "/opt/stack/data/venv/lib/python3.13/site-packages/sqlalchemy/pool/impl.py", line 175, in _do_get
Apr 14 22:50:41.488694 np7792c2587c804 cinder-backup[46043]: ERROR cinder     return self._create_connection()
Apr 14 22:50:41.488694 np7792c2587c804 cinder-backup[46043]: ERROR cinder            ~~~~~~~~~~~~~~~~~~~~~~~^^
Apr 14 22:50:41.488694 np7792c2587c804 cinder-backup[46043]: ERROR cinder   File "/opt/stack/data/venv/lib/python3.13/site-packages/sqlalchemy/pool/base.py", line 389, in _create_connection
Apr 14 22:50:41.488694 np7792c2587c804 cinder-backup[46043]: ERROR cinder     return _ConnectionRecord(self)
Apr 14 22:50:41.490157 np7792c2587c804 cinder-backup[46043]: ERROR cinder   File "/opt/stack/data/venv/lib/python3.13/site-packages/sqlalchemy/pool/base.py", line 674, in __init__
Apr 14 22:50:41.490157 np7792c2587c804 cinder-backup[46043]: ERROR cinder     self.__connect()
Apr 14 22:50:41.490157 np7792c2587c804 cinder-backup[46043]: ERROR cinder     ~~~~~~~~~~~~~~^^
Apr 14 22:50:41.490157 np7792c2587c804 cinder-backup[46043]: ERROR cinder   File "/opt/stack/data/venv/lib/python3.13/site-packages/sqlalchemy/pool/base.py", line 900, in __connect
Apr 14 22:50:41.490157 np7792c2587c804 cinder-backup[46043]: ERROR cinder     with util.safe_reraise():
Apr 14 22:50:41.490157 np7792c2587c804 cinder-backup[46043]: ERROR cinder          ~~~~~~~~~~~~~~~~~^^
Apr 14 22:50:41.490157 np7792c2587c804 cinder-backup[46043]: ERROR cinder   File "/opt/stack/data/venv/lib/python3.13/site-packages/sqlalchemy/util/langhelpers.py", line 121, in __exit__
Apr 14 22:50:41.490157 np7792c2587c804 cinder-backup[46043]: ERROR cinder     raise exc_value.with_traceback(exc_tb)
Apr 14 22:50:41.490157 np7792c2587c804 cinder-backup[46043]: ERROR cinder   File "/opt/stack/data/venv/lib/python3.13/site-packages/sqlalchemy/pool/base.py", line 896, in __connect
Apr 14 22:50:41.490157 np7792c2587c804 cinder-backup[46043]: ERROR cinder     self.dbapi_connection = connection = pool._invoke_creator(self)
Apr 14 22:50:41.490157 np7792c2587c804 cinder-backup[46043]: ERROR cinder                                          ~~~~~~~~~~~~~~~~~~~~^^^^^^
Apr 14 22:50:41.490157 np7792c2587c804 cinder-backup[46043]: ERROR cinder   File "/opt/stack/data/venv/lib/python3.13/site-packages/sqlalchemy/engine/create.py", line 665, in connect
Apr 14 22:50:41.490157 np7792c2587c804 cinder-backup[46043]: ERROR cinder     return dialect.connect(*mutable_cargs, **mutable_cparams)
Apr 14 22:50:41.490157 np7792c2587c804 cinder-backup[46043]: ERROR cinder            ~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Apr 14 22:50:41.490157 np7792c2587c804 cinder-backup[46043]: ERROR cinder   File "/opt/stack/data/venv/lib/python3.13/site-packages/sqlalchemy/engine/default.py", line 630, in connect
Apr 14 22:50:41.490157 np7792c2587c804 cinder-backup[46043]: ERROR cinder     return self.loaded_dbapi.connect(*cargs, **cparams)  # type: ignore[no-any-return]  # NOQA: E501
Apr 14 22:50:41.490157 np7792c2587c804 cinder-backup[46043]: ERROR cinder            ~~~~~~~~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^
Apr 14 22:50:41.490157 np7792c2587c804 cinder-backup[46043]: ERROR cinder   File "/opt/stack/data/venv/lib/python3.13/site-packages/pymysql/connections.py", line 365, in __init__
Apr 14 22:50:41.490157 np7792c2587c804 cinder-backup[46043]: ERROR cinder     self.connect()
Apr 14 22:50:41.490157 np7792c2587c804 cinder-backup[46043]: ERROR cinder     ~~~~~~~~~~~~^^
Apr 14 22:50:41.490157 np7792c2587c804 cinder-backup[46043]: ERROR cinder   File "/opt/stack/data/venv/lib/python3.13/site-packages/pymysql/connections.py", line 723, in connect
Apr 14 22:50:41.490157 np7792c2587c804 cinder-backup[46043]: ERROR cinder     raise exc
Apr 14 22:50:41.491507 np7792c2587c804 cinder-backup[46043]: ERROR cinder pymysql.err.OperationalError: (2003, "Can't connect to MySQL server on '217.182.143.61' ([Errno 111] ECONNREFUSED)")
Apr 14 22:50:41.491507 np7792c2587c804 cinder-backup[46043]: ERROR cinder 
Apr 14 22:50:41.491507 np7792c2587c804 cinder-backup[46043]: ERROR cinder The above exception was the direct cause of the following exception:
Apr 14 22:50:41.491507 np7792c2587c804 cinder-backup[46043]: ERROR cinder 
Apr 14 22:50:41.491507 np7792c2587c804 cinder-backup[46043]: ERROR cinder Traceback (most recent call last):
Apr 14 22:50:41.491507 np7792c2587c804 cinder-backup[46043]: ERROR cinder   File "/opt/stack/data/venv/bin/cinder-backup", line 6, in <module>
Apr 14 22:50:41.491507 np7792c2587c804 cinder-backup[46043]: ERROR cinder     sys.exit(main())
Apr 14 22:50:41.491507 np7792c2587c804 cinder-backup[46043]: ERROR cinder              ~~~~^^
Apr 14 22:50:41.491507 np7792c2587c804 cinder-backup[46043]: ERROR cinder   File "/opt/stack/cinder/cinder/cmd/backup.py", line 138, in main
Apr 14 22:50:41.491507 np7792c2587c804 cinder-backup[46043]: ERROR cinder     server = service.Service.create(binary='cinder-backup',
Apr 14 22:50:41.491507 np7792c2587c804 cinder-backup[46043]: ERROR cinder                                     coordination=True,
Apr 14 22:50:41.491507 np7792c2587c804 cinder-backup[46043]: ERROR cinder                                     service_name='backup',
Apr 14 22:50:41.491507 np7792c2587c804 cinder-backup[46043]: ERROR cinder                                     process_number=1,
Apr 14 22:50:41.491507 np7792c2587c804 cinder-backup[46043]: ERROR cinder                                     semaphore=semaphore)
Apr 14 22:50:41.491507 np7792c2587c804 cinder-backup[46043]: ERROR cinder   File "/opt/stack/cinder/cinder/service.py", line 413, in create
Apr 14 22:50:41.491507 np7792c2587c804 cinder-backup[46043]: ERROR cinder     service_obj = cls(host, binary, topic, manager,
Apr 14 22:50:41.491507 np7792c2587c804 cinder-backup[46043]: ERROR cinder                       report_interval=report_interval,
Apr 14 22:50:41.491507 np7792c2587c804 cinder-backup[46043]: ERROR cinder     ...<3 lines>...
Apr 14 22:50:41.491507 np7792c2587c804 cinder-backup[46043]: ERROR cinder                       coordination=coordination,
Apr 14 22:50:41.491507 np7792c2587c804 cinder-backup[46043]: ERROR cinder                       cluster=cluster, **kwargs)
Apr 14 22:50:41.491507 np7792c2587c804 cinder-backup[46043]: ERROR cinder   File "/opt/stack/cinder/cinder/service.py", line 151, in __init__
Apr 14 22:50:41.491507 np7792c2587c804 cinder-backup[46043]: ERROR cinder     self.manager = manager_class(host=self.host,
Apr 14 22:50:41.491507 np7792c2587c804 cinder-backup[46043]: ERROR cinder                    ~~~~~~~~~~~~~^^^^^^^^^^^^^^^^
Apr 14 22:50:41.491507 np7792c2587c804 cinder-backup[46043]: ERROR cinder                                  cluster=self.cluster,
Apr 14 22:50:41.491507 np7792c2587c804 cinder-backup[46043]: ERROR cinder                                  ^^^^^^^^^^^^^^^^^^^^^
Apr 14 22:50:41.491507 np7792c2587c804 cinder-backup[46043]: ERROR cinder                                  service_name=service_name,
Apr 14 22:50:41.492345 np7792c2587c804 cinder-backup[46043]: ERROR cinder                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^
Apr 14 22:50:41.492345 np7792c2587c804 cinder-backup[46043]: ERROR cinder                                  *args, **kwargs)
Apr 14 22:50:41.492345 np7792c2587c804 cinder-backup[46043]: ERROR cinder                                  ^^^^^^^^^^^^^^^^
Apr 14 22:50:41.492345 np7792c2587c804 cinder-backup[46043]: ERROR cinder   File "/opt/stack/cinder/cinder/backup/manager.py", line 126, in __init__
Apr 14 22:50:41.492345 np7792c2587c804 cinder-backup[46043]: ERROR cinder     self.backup_rpcapi = backup_rpcapi.BackupAPI()
Apr 14 22:50:41.492345 np7792c2587c804 cinder-backup[46043]: ERROR cinder                          ~~~~~~~~~~~~~~~~~~~~~~~^^
Apr 14 22:50:41.492345 np7792c2587c804 cinder-backup[46043]: ERROR cinder   File "/opt/stack/cinder/cinder/rpc.py", line 217, in __init__
Apr 14 22:50:41.492345 np7792c2587c804 cinder-backup[46043]: ERROR cinder     obj_version_cap = self.determine_obj_version_cap()
Apr 14 22:50:41.492345 np7792c2587c804 cinder-backup[46043]: ERROR cinder   File "/opt/stack/cinder/cinder/rpc.py", line 271, in determine_obj_version_cap
Apr 14 22:50:41.492345 np7792c2587c804 cinder-backup[46043]: ERROR cinder     version_cap = objects.Service.get_minimum_obj_version(
Apr 14 22:50:41.492345 np7792c2587c804 cinder-backup[46043]: ERROR cinder         cinder.context.get_admin_context(), cls.BINARY)
Apr 14 22:50:41.492345 np7792c2587c804 cinder-backup[46043]: ERROR cinder   File "/opt/stack/cinder/cinder/objects/service.py", line 202, in get_minimum_obj_version
Apr 14 22:50:41.492345 np7792c2587c804 cinder-backup[46043]: ERROR cinder     return cls._get_minimum_version('object_current_version', context,
Apr 14 22:50:41.492345 np7792c2587c804 cinder-backup[46043]: ERROR cinder            ~~~~~~~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Apr 14 22:50:41.492345 np7792c2587c804 cinder-backup[46043]: ERROR cinder                                     binary)
Apr 14 22:50:41.492345 np7792c2587c804 cinder-backup[46043]: ERROR cinder                                     ^^^^^^^
Apr 14 22:50:41.492345 np7792c2587c804 cinder-backup[46043]: ERROR cinder   File "/opt/stack/cinder/cinder/objects/service.py", line 173, in _get_minimum_version
Apr 14 22:50:41.492345 np7792c2587c804 cinder-backup[46043]: ERROR cinder     services = ServiceList.get_all_by_binary(context, binary)
Apr 14 22:50:41.492345 np7792c2587c804 cinder-backup[46043]: ERROR cinder   File "/opt/stack/cinder/cinder/objects/service.py", line 236, in get_all_by_binary
Apr 14 22:50:41.492345 np7792c2587c804 cinder-backup[46043]: ERROR cinder     services = db.service_get_all(context, binary=binary,
Apr 14 22:50:41.492345 np7792c2587c804 cinder-backup[46043]: ERROR cinder                                   disabled=disabled)
Apr 14 22:50:41.492345 np7792c2587c804 cinder-backup[46043]: ERROR cinder   File "/opt/stack/cinder/cinder/db/api.py", line 289, in service_get_all
Apr 14 22:50:41.494339 np7792c2587c804 cinder-backup[46043]: ERROR cinder     return IMPL.service_get_all(context, backend_match_level, **filters)
Apr 14 22:50:41.494339 np7792c2587c804 cinder-backup[46043]: ERROR cinder            ~~~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Apr 14 22:50:41.494339 np7792c2587c804 cinder-backup[46043]: ERROR cinder   File "/opt/stack/cinder/cinder/db/sqlalchemy/api.py", line 165, in wrapper
Apr 14 22:50:41.494339 np7792c2587c804 cinder-backup[46043]: ERROR cinder     return f(*args, **kwargs)
Apr 14 22:50:41.494339 np7792c2587c804 cinder-backup[46043]: ERROR cinder   File "/opt/stack/data/venv/lib/python3.13/site-packages/oslo_db/sqlalchemy/enginefacade.py", line 1158, in wrapper
Apr 14 22:50:41.494339 np7792c2587c804 cinder-backup[46043]: ERROR cinder     with self._transaction_scope(context):
Apr 14 22:50:41.494339 np7792c2587c804 cinder-backup[46043]: ERROR cinder          ~~~~~~~~~~~~~~~~~~~~~~~^^^^^^^^^
Apr 14 22:50:41.494339 np7792c2587c804 cinder-backup[46043]: ERROR cinder   File "/usr/lib/python3.13/contextlib.py", line 141, in __enter__
Apr 14 22:50:41.494339 np7792c2587c804 cinder-backup[46043]: ERROR cinder     return next(self.gen)
Apr 14 22:50:41.494339 np7792c2587c804 cinder-backup[46043]: ERROR cinder   File "/opt/stack/data/venv/lib/python3.13/site-packages/oslo_db/sqlalchemy/enginefacade.py", line 1175, in _transaction_scope
Apr 14 22:50:41.494339 np7792c2587c804 cinder-backup[46043]: ERROR cinder     with current._produce_block(
Apr 14 22:50:41.494339 np7792c2587c804 cinder-backup[46043]: ERROR cinder          ~~~~~~~~~~~~~~~~~~~~~~^
Apr 14 22:50:41.494339 np7792c2587c804 cinder-backup[46043]: ERROR cinder         mode=self._mode,
Apr 14 22:50:41.494339 np7792c2587c804 cinder-backup[46043]: ERROR cinder         ^^^^^^^^^^^^^^^^
Apr 14 22:50:41.494339 np7792c2587c804 cinder-backup[46043]: ERROR cinder     ...<3 lines>...
Apr 14 22:50:41.494339 np7792c2587c804 cinder-backup[46043]: ERROR cinder         context=context,
Apr 14 22:50:41.494339 np7792c2587c804 cinder-backup[46043]: ERROR cinder         ^^^^^^^^^^^^^^^^
Apr 14 22:50:41.494339 np7792c2587c804 cinder-backup[46043]: ERROR cinder     ) as resource:
Apr 14 22:50:41.494339 np7792c2587c804 cinder-backup[46043]: ERROR cinder     ^
Apr 14 22:50:41.494339 np7792c2587c804 cinder-backup[46043]: ERROR cinder   File "/usr/lib/python3.13/contextlib.py", line 141, in __enter__
Apr 14 22:50:41.494339 np7792c2587c804 cinder-backup[46043]: ERROR cinder     return next(self.gen)
Apr 14 22:50:41.494339 np7792c2587c804 cinder-backup[46043]: ERROR cinder   File "/opt/stack/data/venv/lib/python3.13/site-packages/oslo_db/sqlalchemy/enginefacade.py", line 828, in _session
Apr 14 22:50:41.494339 np7792c2587c804 cinder-backup[46043]: ERROR cinder     self.session = self.factory._create_session(
Apr 14 22:50:41.494339 np7792c2587c804 cinder-backup[46043]: ERROR cinder                    ~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
Apr 14 22:50:41.494339 np7792c2587c804 cinder-backup[46043]: ERROR cinder         bind=self.connection, mode=self.mode
Apr 14 22:50:41.494339 np7792c2587c804 cinder-backup[46043]: ERROR cinder         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Apr 14 22:50:41.494339 np7792c2587c804 cinder-backup[46043]: ERROR cinder     )
Apr 14 22:50:41.494339 np7792c2587c804 cinder-backup[46043]: ERROR cinder     ^
Apr 14 22:50:41.496377 np7792c2587c804 cinder-backup[46043]: ERROR cinder   File "/opt/stack/data/venv/lib/python3.13/site-packages/oslo_db/sqlalchemy/enginefacade.py", line 458, in _create_session
Apr 14 22:50:41.496377 np7792c2587c804 cinder-backup[46043]: ERROR cinder     self._start()
Apr 14 22:50:41.496377 np7792c2587c804 cinder-backup[46043]: ERROR cinder     ~~~~~~~~~~~^^
Apr 14 22:50:41.496377 np7792c2587c804 cinder-backup[46043]: ERROR cinder   File "/opt/stack/data/venv/lib/python3.13/site-packages/oslo_db/sqlalchemy/enginefacade.py", line 532, in _start
Apr 14 22:50:41.496377 np7792c2587c804 cinder-backup[46043]: ERROR cinder     self._setup_for_connection(
Apr 14 22:50:41.496377 np7792c2587c804 cinder-backup[46043]: ERROR cinder     ~~~~~~~~~~~~~~~~~~~~~~~~~~^
Apr 14 22:50:41.496377 np7792c2587c804 cinder-backup[46043]: ERROR cinder         url_args["connection"], engine_args, maker_args
Apr 14 22:50:41.496377 np7792c2587c804 cinder-backup[46043]: ERROR cinder         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Apr 14 22:50:41.496377 np7792c2587c804 cinder-backup[46043]: ERROR cinder     )
Apr 14 22:50:41.496377 np7792c2587c804 cinder-backup[46043]: ERROR cinder     ^
Apr 14 22:50:41.496377 np7792c2587c804 cinder-backup[46043]: ERROR cinder   File "/opt/stack/data/venv/lib/python3.13/site-packages/oslo_db/sqlalchemy/enginefacade.py", line 635, in _setup_for_connection
Apr 14 22:50:41.496377 np7792c2587c804 cinder-backup[46043]: ERROR cinder     engine = engines.create_engine(
Apr 14 22:50:41.496377 np7792c2587c804 cinder-backup[46043]: ERROR cinder         sql_connection=sql_connection, **engine_kwargs
Apr 14 22:50:41.496377 np7792c2587c804 cinder-backup[46043]: ERROR cinder     )
Apr 14 22:50:41.496377 np7792c2587c804 cinder-backup[46043]: ERROR cinder   File "/opt/stack/data/venv/lib/python3.13/site-packages/debtcollector/renames.py", line 64, in decorator
Apr 14 22:50:41.496377 np7792c2587c804 cinder-backup[46043]: ERROR cinder     return wrapped(*args, **kwargs)
Apr 14 22:50:41.496377 np7792c2587c804 cinder-backup[46043]: ERROR cinder   File "/opt/stack/data/venv/lib/python3.13/site-packages/oslo_db/sqlalchemy/engines.py", line 199, in create_engine
Apr 14 22:50:41.496377 np7792c2587c804 cinder-backup[46043]: ERROR cinder     _test_connection(engine_event_target, max_retries, retry_interval)
Apr 14 22:50:41.496377 np7792c2587c804 cinder-backup[46043]: ERROR cinder     ~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Apr 14 22:50:41.496377 np7792c2587c804 cinder-backup[46043]: ERROR cinder   File "/opt/stack/data/venv/lib/python3.13/site-packages/oslo_db/sqlalchemy/engines.py", line 118, in _test_connection
Apr 14 22:50:41.496377 np7792c2587c804 cinder-backup[46043]: ERROR cinder     raise de_ref
Apr 14 22:50:41.496377 np7792c2587c804 cinder-backup[46043]: ERROR cinder   File "/opt/stack/data/venv/lib/python3.13/site-packages/oslo_db/sqlalchemy/engines.py", line 106, in _test_connection
Apr 14 22:50:41.496377 np7792c2587c804 cinder-backup[46043]: ERROR cinder     conn = engine.connect()
Apr 14 22:50:41.498183 np7792c2587c804 cinder-backup[46043]: ERROR cinder   File "/opt/stack/data/venv/lib/python3.13/site-packages/sqlalchemy/engine/base.py", line 3293, in connect
Apr 14 22:50:41.498183 np7792c2587c804 cinder-backup[46043]: ERROR cinder     return self._connection_cls(self)
Apr 14 22:50:41.498183 np7792c2587c804 cinder-backup[46043]: ERROR cinder            ~~~~~~~~~~~~~~~~~~~~^^^^^^
Apr 14 22:50:41.498183 np7792c2587c804 cinder-backup[46043]: ERROR cinder   File "/opt/stack/data/venv/lib/python3.13/site-packages/sqlalchemy/engine/base.py", line 145, in __init__
Apr 14 22:50:41.498183 np7792c2587c804 cinder-backup[46043]: ERROR cinder     Connection._handle_dbapi_exception_noconnection(
Apr 14 22:50:41.498183 np7792c2587c804 cinder-backup[46043]: ERROR cinder     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
Apr 14 22:50:41.498183 np7792c2587c804 cinder-backup[46043]: ERROR cinder         err, dialect, engine
Apr 14 22:50:41.498183 np7792c2587c804 cinder-backup[46043]: ERROR cinder         ^^^^^^^^^^^^^^^^^^^^
Apr 14 22:50:41.498183 np7792c2587c804 cinder-backup[46043]: ERROR cinder     )
Apr 14 22:50:41.498183 np7792c2587c804 cinder-backup[46043]: ERROR cinder     ^
Apr 14 22:50:41.498183 np7792c2587c804 cinder-backup[46043]: ERROR cinder   File "/opt/stack/data/venv/lib/python3.13/site-packages/sqlalchemy/engine/base.py", line 2445, in _handle_dbapi_exception_noconnection
Apr 14 22:50:41.498183 np7792c2587c804 cinder-backup[46043]: ERROR cinder     raise newraise.with_traceback(exc_info[2]) from e
Apr 14 22:50:41.498183 np7792c2587c804 cinder-backup[46043]: ERROR cinder   File "/opt/stack/data/venv/lib/python3.13/site-packages/sqlalchemy/engine/base.py", line 143, in __init__
Apr 14 22:50:41.498183 np7792c2587c804 cinder-backup[46043]: ERROR cinder     self._dbapi_connection = engine.raw_connection()
Apr 14 22:50:41.498183 np7792c2587c804 cinder-backup[46043]: ERROR cinder                              ~~~~~~~~~~~~~~~~~~~~~^^
Apr 14 22:50:41.498183 np7792c2587c804 cinder-backup[46043]: ERROR cinder   File "/opt/stack/data/venv/lib/python3.13/site-packages/sqlalchemy/engine/base.py", line 3317, in raw_connection
Apr 14 22:50:41.498183 np7792c2587c804 cinder-backup[46043]: ERROR cinder     return self.pool.connect()
Apr 14 22:50:41.498183 np7792c2587c804 cinder-backup[46043]: ERROR cinder            ~~~~~~~~~~~~~~~~~^^
Apr 14 22:50:41.498183 np7792c2587c804 cinder-backup[46043]: ERROR cinder   File "/opt/stack/data/venv/lib/python3.13/site-packages/sqlalchemy/pool/base.py", line 448, in connect
Apr 14 22:50:41.498183 np7792c2587c804 cinder-backup[46043]: ERROR cinder     return _ConnectionFairy._checkout(self)
Apr 14 22:50:41.498183 np7792c2587c804 cinder-backup[46043]: ERROR cinder            ~~~~~~~~~~~~~~~~~~~~~~~~~~^^^^^^
Apr 14 22:50:41.498183 np7792c2587c804 cinder-backup[46043]: ERROR cinder   File "/opt/stack/data/venv/lib/python3.13/site-packages/sqlalchemy/pool/base.py", line 1272, in _checkout
Apr 14 22:50:41.498183 np7792c2587c804 cinder-backup[46043]: ERROR cinder     fairy = _ConnectionRecord.checkout(pool)
Apr 14 22:50:41.500014 np7792c2587c804 cinder-backup[46043]: ERROR cinder   File "/opt/stack/data/venv/lib/python3.13/site-packages/sqlalchemy/pool/base.py", line 712, in checkout
Apr 14 22:50:41.500014 np7792c2587c804 cinder-backup[46043]: ERROR cinder     rec = pool._do_get()
Apr 14 22:50:41.500014 np7792c2587c804 cinder-backup[46043]: ERROR cinder   File "/opt/stack/data/venv/lib/python3.13/site-packages/sqlalchemy/pool/impl.py", line 177, in _do_get
Apr 14 22:50:41.500014 np7792c2587c804 cinder-backup[46043]: ERROR cinder     with util.safe_reraise():
Apr 14 22:50:41.500014 np7792c2587c804 cinder-backup[46043]: ERROR cinder          ~~~~~~~~~~~~~~~~~^^
Apr 14 22:50:41.500014 np7792c2587c804 cinder-backup[46043]: ERROR cinder   File "/opt/stack/data/venv/lib/python3.13/site-packages/sqlalchemy/util/langhelpers.py", line 121, in __exit__
Apr 14 22:50:41.500014 np7792c2587c804 cinder-backup[46043]: ERROR cinder     raise exc_value.with_traceback(exc_tb)
Apr 14 22:50:41.500014 np7792c2587c804 cinder-backup[46043]: ERROR cinder   File "/opt/stack/data/venv/lib/python3.13/site-packages/sqlalchemy/pool/impl.py", line 175, in _do_get
Apr 14 22:50:41.500014 np7792c2587c804 cinder-backup[46043]: ERROR cinder     return self._create_connection()
Apr 14 22:50:41.500014 np7792c2587c804 cinder-backup[46043]: ERROR cinder            ~~~~~~~~~~~~~~~~~~~~~~~^^
Apr 14 22:50:41.500014 np7792c2587c804 cinder-backup[46043]: ERROR cinder   File "/opt/stack/data/venv/lib/python3.13/site-packages/sqlalchemy/pool/base.py", line 389, in _create_connection
Apr 14 22:50:41.500014 np7792c2587c804 cinder-backup[46043]: ERROR cinder     return _ConnectionRecord(self)
Apr 14 22:50:41.500014 np7792c2587c804 cinder-backup[46043]: ERROR cinder   File "/opt/stack/data/venv/lib/python3.13/site-packages/sqlalchemy/pool/base.py", line 674, in __init__
Apr 14 22:50:41.500014 np7792c2587c804 cinder-backup[46043]: ERROR cinder     self.__connect()
Apr 14 22:50:41.500014 np7792c2587c804 cinder-backup[46043]: ERROR cinder     ~~~~~~~~~~~~~~^^
Apr 14 22:50:41.500014 np7792c2587c804 cinder-backup[46043]: ERROR cinder   File "/opt/stack/data/venv/lib/python3.13/site-packages/sqlalchemy/pool/base.py", line 900, in __connect
Apr 14 22:50:41.500014 np7792c2587c804 cinder-backup[46043]: ERROR cinder     with util.safe_reraise():
Apr 14 22:50:41.500014 np7792c2587c804 cinder-backup[46043]: ERROR cinder          ~~~~~~~~~~~~~~~~~^^
Apr 14 22:50:41.500014 np7792c2587c804 cinder-backup[46043]: ERROR cinder   File "/opt/stack/data/venv/lib/python3.13/site-packages/sqlalchemy/util/langhelpers.py", line 121, in __exit__
Apr 14 22:50:41.500014 np7792c2587c804 cinder-backup[46043]: ERROR cinder     raise exc_value.with_traceback(exc_tb)
Apr 14 22:50:41.500014 np7792c2587c804 cinder-backup[46043]: ERROR cinder   File "/opt/stack/data/venv/lib/python3.13/site-packages/sqlalchemy/pool/base.py", line 896, in __connect
Apr 14 22:50:41.500014 np7792c2587c804 cinder-backup[46043]: ERROR cinder     self.dbapi_connection = connection = pool._invoke_creator(self)
Apr 14 22:50:41.502816 np7792c2587c804 cinder-backup[46043]: ERROR cinder                                          ~~~~~~~~~~~~~~~~~~~~^^^^^^
Apr 14 22:50:41.502816 np7792c2587c804 cinder-backup[46043]: ERROR cinder   File "/opt/stack/data/venv/lib/python3.13/site-packages/sqlalchemy/engine/create.py", line 665, in connect
Apr 14 22:50:41.502816 np7792c2587c804 cinder-backup[46043]: ERROR cinder     return dialect.connect(*mutable_cargs, **mutable_cparams)
Apr 14 22:50:41.502816 np7792c2587c804 cinder-backup[46043]: ERROR cinder            ~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Apr 14 22:50:41.502816 np7792c2587c804 cinder-backup[46043]: ERROR cinder   File "/opt/stack/data/venv/lib/python3.13/site-packages/sqlalchemy/engine/default.py", line 630, in connect
Apr 14 22:50:41.502816 np7792c2587c804 cinder-backup[46043]: ERROR cinder     return self.loaded_dbapi.connect(*cargs, **cparams)  # type: ignore[no-any-return]  # NOQA: E501
Apr 14 22:50:41.502816 np7792c2587c804 cinder-backup[46043]: ERROR cinder            ~~~~~~~~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^
Apr 14 22:50:41.502816 np7792c2587c804 cinder-backup[46043]: ERROR cinder   File "/opt/stack/data/venv/lib/python3.13/site-packages/pymysql/connections.py", line 365, in __init__
Apr 14 22:50:41.502816 np7792c2587c804 cinder-backup[46043]: ERROR cinder     self.connect()
Apr 14 22:50:41.502816 np7792c2587c804 cinder-backup[46043]: ERROR cinder     ~~~~~~~~~~~~^^
Apr 14 22:50:41.502816 np7792c2587c804 cinder-backup[46043]: ERROR cinder   File "/opt/stack/data/venv/lib/python3.13/site-packages/pymysql/connections.py", line 723, in connect
Apr 14 22:50:41.502816 np7792c2587c804 cinder-backup[46043]: ERROR cinder     raise exc
Apr 14 22:50:41.502816 np7792c2587c804 cinder-backup[46043]: ERROR cinder oslo_db.exception.DBConnectionError: (pymysql.err.OperationalError) (2003, "Can't connect to MySQL server on '217.182.143.61' ([Errno 111] ECONNREFUSED)")
Apr 14 22:50:41.502816 np7792c2587c804 cinder-backup[46043]: ERROR cinder (Background on this error at: https://sqlalche.me/e/20/e3q8)
Apr 14 22:50:41.502816 np7792c2587c804 cinder-backup[46043]: ERROR cinder 
Apr 14 22:50:42.132408 np7792c2587c804 systemd[1]: devstack@c-bak.service: Main process exited, code=exited, status=1/FAILURE
Apr 14 22:50:42.132440 np7792c2587c804 systemd[1]: devstack@c-bak.service: Failed with result 'exit-code'.
Apr 14 22:50:42.134392 np7792c2587c804 systemd[1]: devstack@c-bak.service: Consumed 2.938s CPU time, 117.1M memory peak.