[Mon Feb 23 09:02:29.257569 2026] [wsgi:error] [pid 18:tid 18] [client 172.17.0.105:47420] Timeout when reading response headers from daemon process 'placement-api': /var/www/cgi-bin/placement/placement-api [Mon Feb 23 09:02:57.491824 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] mod_wsgi (pid=16): Failed to exec Python script file '/var/www/cgi-bin/placement/placement-api'. [Mon Feb 23 09:02:57.491911 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] mod_wsgi (pid=16): Exception occurred processing WSGI script '/var/www/cgi-bin/placement/placement-api'. [Mon Feb 23 09:02:57.495674 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] Traceback (most recent call last): [Mon Feb 23 09:02:57.495786 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] File "/usr/lib64/python3.9/site-packages/sqlalchemy/engine/base.py", line 2336, in _wrap_pool_connect [Mon Feb 23 09:02:57.495792 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] return fn() [Mon Feb 23 09:02:57.495799 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] File "/usr/lib64/python3.9/site-packages/sqlalchemy/pool/base.py", line 304, in unique_connection [Mon Feb 23 09:02:57.495805 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] return _ConnectionFairy._checkout(self) [Mon Feb 23 09:02:57.495811 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] File "/usr/lib64/python3.9/site-packages/sqlalchemy/pool/base.py", line 778, in _checkout [Mon Feb 23 09:02:57.495816 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] fairy = _ConnectionRecord.checkout(pool) [Mon Feb 23 09:02:57.495822 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] File "/usr/lib64/python3.9/site-packages/sqlalchemy/pool/base.py", line 495, in checkout [Mon Feb 23 09:02:57.495827 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] rec = pool._do_get() [Mon Feb 23 09:02:57.495833 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] File "/usr/lib64/python3.9/site-packages/sqlalchemy/pool/impl.py", line 140, in _do_get [Mon Feb 23 09:02:57.495838 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] self._dec_overflow() [Mon Feb 23 09:02:57.495844 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] File "/usr/lib64/python3.9/site-packages/sqlalchemy/util/langhelpers.py", line 68, in __exit__ [Mon Feb 23 09:02:57.495848 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] compat.raise_( [Mon Feb 23 09:02:57.495854 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] File "/usr/lib64/python3.9/site-packages/sqlalchemy/util/compat.py", line 182, in raise_ [Mon Feb 23 09:02:57.495859 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] raise exception [Mon Feb 23 09:02:57.495865 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] File "/usr/lib64/python3.9/site-packages/sqlalchemy/pool/impl.py", line 137, in _do_get [Mon Feb 23 09:02:57.495869 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] return self._create_connection() [Mon Feb 23 09:02:57.495876 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] File "/usr/lib64/python3.9/site-packages/sqlalchemy/pool/base.py", line 309, in _create_connection [Mon Feb 23 09:02:57.495880 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] return _ConnectionRecord(self) [Mon Feb 23 09:02:57.495887 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] File "/usr/lib64/python3.9/site-packages/sqlalchemy/pool/base.py", line 440, in __init__ [Mon Feb 23 09:02:57.495891 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] self.__connect(first_connect_check=True) [Mon Feb 23 09:02:57.495897 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] File "/usr/lib64/python3.9/site-packages/sqlalchemy/pool/base.py", line 661, in __connect [Mon Feb 23 09:02:57.495902 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] pool.logger.debug("Error on connect(): %s", e) [Mon Feb 23 09:02:57.495925 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] File "/usr/lib64/python3.9/site-packages/sqlalchemy/util/langhelpers.py", line 68, in __exit__ [Mon Feb 23 09:02:57.495930 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] compat.raise_( [Mon Feb 23 09:02:57.495936 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] File "/usr/lib64/python3.9/site-packages/sqlalchemy/util/compat.py", line 182, in raise_ [Mon Feb 23 09:02:57.495941 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] raise exception [Mon Feb 23 09:02:57.495947 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] File "/usr/lib64/python3.9/site-packages/sqlalchemy/pool/base.py", line 656, in __connect [Mon Feb 23 09:02:57.495951 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] connection = pool._invoke_creator(self) [Mon Feb 23 09:02:57.495957 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] File "/usr/lib64/python3.9/site-packages/sqlalchemy/engine/strategies.py", line 114, in connect [Mon Feb 23 09:02:57.495962 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] return dialect.connect(*cargs, **cparams) [Mon Feb 23 09:02:57.495968 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] File "/usr/lib64/python3.9/site-packages/sqlalchemy/engine/default.py", line 508, in connect [Mon Feb 23 09:02:57.495973 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] return self.dbapi.connect(*cargs, **cparams) [Mon Feb 23 09:02:57.495979 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] File "/usr/lib/python3.9/site-packages/pymysql/__init__.py", line 94, in Connect [Mon Feb 23 09:02:57.495983 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] return Connection(*args, **kwargs) [Mon Feb 23 09:02:57.495989 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] File "/usr/lib/python3.9/site-packages/pymysql/connections.py", line 327, in __init__ [Mon Feb 23 09:02:57.495994 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] self.connect() [Mon Feb 23 09:02:57.496197 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] File "/usr/lib/python3.9/site-packages/pymysql/connections.py", line 587, in connect [Mon Feb 23 09:02:57.496205 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] self._get_server_information() [Mon Feb 23 09:02:57.496212 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] File "/usr/lib/python3.9/site-packages/pymysql/connections.py", line 969, in _get_server_information [Mon Feb 23 09:02:57.496217 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] packet = self._read_packet() [Mon Feb 23 09:02:57.496223 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] File "/usr/lib/python3.9/site-packages/pymysql/connections.py", line 646, in _read_packet [Mon Feb 23 09:02:57.496227 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] packet_header = self._read_bytes(4) [Mon Feb 23 09:02:57.496233 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] File "/usr/lib/python3.9/site-packages/pymysql/connections.py", line 698, in _read_bytes [Mon Feb 23 09:02:57.496238 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] raise err.OperationalError( [Mon Feb 23 09:02:57.496259 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] pymysql.err.OperationalError: (2013, 'Lost connection to MySQL server during query') [Mon Feb 23 09:02:57.496268 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] [Mon Feb 23 09:02:57.496272 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] The above exception was the direct cause of the following exception: [Mon Feb 23 09:02:57.496276 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] [Mon Feb 23 09:02:57.496282 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] Traceback (most recent call last): [Mon Feb 23 09:02:57.496464 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] File "/var/www/cgi-bin/placement/placement-api", line 52, in [Mon Feb 23 09:02:57.496508 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] application = init_application() [Mon Feb 23 09:02:57.496526 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] File "/usr/lib/python3.9/site-packages/placement/wsgi.py", line 147, in init_application [Mon Feb 23 09:02:57.496532 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] return deploy.loadapp(config) [Mon Feb 23 09:02:57.496538 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] File "/usr/lib/python3.9/site-packages/placement/deploy.py", line 154, in loadapp [Mon Feb 23 09:02:57.496543 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] update_database(config) [Mon Feb 23 09:02:57.496549 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] File "/usr/lib/python3.9/site-packages/placement/deploy.py", line 133, in update_database [Mon Feb 23 09:02:57.496553 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] trait.ensure_sync(ctx) [Mon Feb 23 09:02:57.496559 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] File "/usr/lib/python3.9/site-packages/placement/objects/trait.py", line 144, in ensure_sync [Mon Feb 23 09:02:57.496564 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] _trait_sync(ctx) [Mon Feb 23 09:02:57.496570 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] File "/usr/lib/python3.9/site-packages/oslo_db/api.py", line 154, in wrapper [Mon Feb 23 09:02:57.496574 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] ectxt.value = e.inner_exc [Mon Feb 23 09:02:57.496580 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] File "/usr/lib/python3.9/site-packages/oslo_utils/excutils.py", line 227, in __exit__ [Mon Feb 23 09:02:57.496585 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] self.force_reraise() [Mon Feb 23 09:02:57.496590 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] File "/usr/lib/python3.9/site-packages/oslo_utils/excutils.py", line 200, in force_reraise [Mon Feb 23 09:02:57.496595 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] raise self.value [Mon Feb 23 09:02:57.496601 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] File "/usr/lib/python3.9/site-packages/oslo_db/api.py", line 142, in wrapper [Mon Feb 23 09:02:57.496605 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] return f(*args, **kwargs) [Mon Feb 23 09:02:57.496611 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] File "/usr/lib/python3.9/site-packages/oslo_db/sqlalchemy/enginefacade.py", line 1013, in wrapper [Mon Feb 23 09:02:57.496616 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] with self._transaction_scope(context): [Mon Feb 23 09:02:57.496622 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] File "/usr/lib64/python3.9/contextlib.py", line 119, in __enter__ [Mon Feb 23 09:02:57.496626 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] return next(self.gen) [Mon Feb 23 09:02:57.496632 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] File "/usr/lib/python3.9/site-packages/oslo_db/sqlalchemy/enginefacade.py", line 1058, in _transaction_scope [Mon Feb 23 09:02:57.496637 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] with current._produce_block( [Mon Feb 23 09:02:57.496643 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] File "/usr/lib64/python3.9/contextlib.py", line 119, in __enter__ [Mon Feb 23 09:02:57.496647 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] return next(self.gen) [Mon Feb 23 09:02:57.496653 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] File "/usr/lib/python3.9/site-packages/oslo_db/sqlalchemy/enginefacade.py", line 657, in _session [Mon Feb 23 09:02:57.496658 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] self.session = self.factory._create_session( [Mon Feb 23 09:02:57.496668 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] File "/usr/lib/python3.9/site-packages/oslo_db/sqlalchemy/enginefacade.py", line 418, in _create_session [Mon Feb 23 09:02:57.496672 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] self._start() [Mon Feb 23 09:02:57.496678 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] File "/usr/lib/python3.9/site-packages/oslo_db/sqlalchemy/enginefacade.py", line 508, in _start [Mon Feb 23 09:02:57.496683 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] self._setup_for_connection( [Mon Feb 23 09:02:57.496689 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] File "/usr/lib/python3.9/site-packages/oslo_db/sqlalchemy/enginefacade.py", line 533, in _setup_for_connection [Mon Feb 23 09:02:57.496693 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] engine = engines.create_engine( [Mon Feb 23 09:02:57.496699 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] File "/usr/lib/python3.9/site-packages/debtcollector/renames.py", line 43, in decorator [Mon Feb 23 09:02:57.496704 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] return wrapped(*args, **kwargs) [Mon Feb 23 09:02:57.496710 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] File "/usr/lib/python3.9/site-packages/oslo_db/sqlalchemy/engines.py", line 211, in create_engine [Mon Feb 23 09:02:57.496715 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] test_conn = _test_connection(engine, max_retries, retry_interval) [Mon Feb 23 09:02:57.496721 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] File "/usr/lib/python3.9/site-packages/oslo_db/sqlalchemy/engines.py", line 394, in _test_connection [Mon Feb 23 09:02:57.496725 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] raise de_ref [Mon Feb 23 09:02:57.496731 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] File "/usr/lib/python3.9/site-packages/oslo_db/sqlalchemy/engines.py", line 386, in _test_connection [Mon Feb 23 09:02:57.496736 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] return engine.connect() [Mon Feb 23 09:02:57.496742 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] File "/usr/lib64/python3.9/site-packages/sqlalchemy/engine/base.py", line 2263, in connect [Mon Feb 23 09:02:57.496746 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] return self._connection_cls(self, **kwargs) [Mon Feb 23 09:02:57.496752 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] File "/usr/lib64/python3.9/site-packages/sqlalchemy/engine/base.py", line 104, in __init__ [Mon Feb 23 09:02:57.496757 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] else engine.raw_connection() [Mon Feb 23 09:02:57.496763 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] File "/usr/lib64/python3.9/site-packages/sqlalchemy/engine/base.py", line 2369, in raw_connection [Mon Feb 23 09:02:57.496767 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] return self._wrap_pool_connect( [Mon Feb 23 09:02:57.496773 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] File "/usr/lib64/python3.9/site-packages/sqlalchemy/engine/base.py", line 2339, in _wrap_pool_connect [Mon Feb 23 09:02:57.496778 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] Connection._handle_dbapi_exception_noconnection( [Mon Feb 23 09:02:57.496784 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] File "/usr/lib64/python3.9/site-packages/sqlalchemy/engine/base.py", line 1581, in _handle_dbapi_exception_noconnection [Mon Feb 23 09:02:57.496789 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] util.raise_(newraise, with_traceback=exc_info[2], from_=e) [Mon Feb 23 09:02:57.496795 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] File "/usr/lib64/python3.9/site-packages/sqlalchemy/util/compat.py", line 182, in raise_ [Mon Feb 23 09:02:57.496803 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] raise exception [Mon Feb 23 09:02:57.496809 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] File "/usr/lib64/python3.9/site-packages/sqlalchemy/engine/base.py", line 2336, in _wrap_pool_connect [Mon Feb 23 09:02:57.496813 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] return fn() [Mon Feb 23 09:02:57.496819 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] File "/usr/lib64/python3.9/site-packages/sqlalchemy/pool/base.py", line 304, in unique_connection [Mon Feb 23 09:02:57.496824 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] return _ConnectionFairy._checkout(self) [Mon Feb 23 09:02:57.496830 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] File "/usr/lib64/python3.9/site-packages/sqlalchemy/pool/base.py", line 778, in _checkout [Mon Feb 23 09:02:57.496834 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] fairy = _ConnectionRecord.checkout(pool) [Mon Feb 23 09:02:57.496840 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] File "/usr/lib64/python3.9/site-packages/sqlalchemy/pool/base.py", line 495, in checkout [Mon Feb 23 09:02:57.496845 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] rec = pool._do_get() [Mon Feb 23 09:02:57.496851 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] File "/usr/lib64/python3.9/site-packages/sqlalchemy/pool/impl.py", line 140, in _do_get [Mon Feb 23 09:02:57.496855 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] self._dec_overflow() [Mon Feb 23 09:02:57.496861 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] File "/usr/lib64/python3.9/site-packages/sqlalchemy/util/langhelpers.py", line 68, in __exit__ [Mon Feb 23 09:02:57.496865 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] compat.raise_( [Mon Feb 23 09:02:57.496871 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] File "/usr/lib64/python3.9/site-packages/sqlalchemy/util/compat.py", line 182, in raise_ [Mon Feb 23 09:02:57.496876 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] raise exception [Mon Feb 23 09:02:57.496882 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] File "/usr/lib64/python3.9/site-packages/sqlalchemy/pool/impl.py", line 137, in _do_get [Mon Feb 23 09:02:57.496886 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] return self._create_connection() [Mon Feb 23 09:02:57.496892 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] File "/usr/lib64/python3.9/site-packages/sqlalchemy/pool/base.py", line 309, in _create_connection [Mon Feb 23 09:02:57.496897 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] return _ConnectionRecord(self) [Mon Feb 23 09:02:57.496902 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] File "/usr/lib64/python3.9/site-packages/sqlalchemy/pool/base.py", line 440, in __init__ [Mon Feb 23 09:02:57.496907 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] self.__connect(first_connect_check=True) [Mon Feb 23 09:02:57.496913 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] File "/usr/lib64/python3.9/site-packages/sqlalchemy/pool/base.py", line 661, in __connect [Mon Feb 23 09:02:57.496917 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] pool.logger.debug("Error on connect(): %s", e) [Mon Feb 23 09:02:57.496923 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] File "/usr/lib64/python3.9/site-packages/sqlalchemy/util/langhelpers.py", line 68, in __exit__ [Mon Feb 23 09:02:57.496928 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] compat.raise_( [Mon Feb 23 09:02:57.496934 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] File "/usr/lib64/python3.9/site-packages/sqlalchemy/util/compat.py", line 182, in raise_ [Mon Feb 23 09:02:57.496938 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] raise exception [Mon Feb 23 09:02:57.496948 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] File "/usr/lib64/python3.9/site-packages/sqlalchemy/pool/base.py", line 656, in __connect [Mon Feb 23 09:02:57.496952 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] connection = pool._invoke_creator(self) [Mon Feb 23 09:02:57.496958 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] File "/usr/lib64/python3.9/site-packages/sqlalchemy/engine/strategies.py", line 114, in connect [Mon Feb 23 09:02:57.496963 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] return dialect.connect(*cargs, **cparams) [Mon Feb 23 09:02:57.496969 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] File "/usr/lib64/python3.9/site-packages/sqlalchemy/engine/default.py", line 508, in connect [Mon Feb 23 09:02:57.496973 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] return self.dbapi.connect(*cargs, **cparams) [Mon Feb 23 09:02:57.496979 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] File "/usr/lib/python3.9/site-packages/pymysql/__init__.py", line 94, in Connect [Mon Feb 23 09:02:57.496984 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] return Connection(*args, **kwargs) [Mon Feb 23 09:02:57.496990 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] File "/usr/lib/python3.9/site-packages/pymysql/connections.py", line 327, in __init__ [Mon Feb 23 09:02:57.496994 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] self.connect() [Mon Feb 23 09:02:57.497000 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] File "/usr/lib/python3.9/site-packages/pymysql/connections.py", line 587, in connect [Mon Feb 23 09:02:57.497005 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] self._get_server_information() [Mon Feb 23 09:02:57.497011 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] File "/usr/lib/python3.9/site-packages/pymysql/connections.py", line 969, in _get_server_information [Mon Feb 23 09:02:57.497015 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] packet = self._read_packet() [Mon Feb 23 09:02:57.497021 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] File "/usr/lib/python3.9/site-packages/pymysql/connections.py", line 646, in _read_packet [Mon Feb 23 09:02:57.497026 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] packet_header = self._read_bytes(4) [Mon Feb 23 09:02:57.497032 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] File "/usr/lib/python3.9/site-packages/pymysql/connections.py", line 698, in _read_bytes [Mon Feb 23 09:02:57.497036 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] raise err.OperationalError( [Mon Feb 23 09:02:57.497053 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] oslo_db.exception.DBConnectionError: (pymysql.err.OperationalError) (2013, 'Lost connection to MySQL server during query') [Mon Feb 23 09:02:57.497058 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.105:47420] (Background on this error at: http://sqlalche.me/e/13/e3q8)