[Fri Mar 20 09:02:40.363473 2026] [wsgi:error] [pid 17:tid 17] [client 172.17.0.104:55640] Timeout when reading response headers from daemon process 'placement-api': /var/www/cgi-bin/placement/placement-api [Fri Mar 20 09:03:02.495258 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] mod_wsgi (pid=16): Failed to exec Python script file '/var/www/cgi-bin/placement/placement-api'. [Fri Mar 20 09:03:02.495305 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] mod_wsgi (pid=16): Exception occurred processing WSGI script '/var/www/cgi-bin/placement/placement-api'. [Fri Mar 20 09:03:02.497170 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] Traceback (most recent call last): [Fri Mar 20 09:03:02.497222 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] File "/usr/lib64/python3.9/site-packages/sqlalchemy/engine/base.py", line 2336, in _wrap_pool_connect [Fri Mar 20 09:03:02.497225 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] return fn() [Fri Mar 20 09:03:02.497228 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] File "/usr/lib64/python3.9/site-packages/sqlalchemy/pool/base.py", line 304, in unique_connection [Fri Mar 20 09:03:02.497231 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] return _ConnectionFairy._checkout(self) [Fri Mar 20 09:03:02.497234 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] File "/usr/lib64/python3.9/site-packages/sqlalchemy/pool/base.py", line 778, in _checkout [Fri Mar 20 09:03:02.497236 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] fairy = _ConnectionRecord.checkout(pool) [Fri Mar 20 09:03:02.497239 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] File "/usr/lib64/python3.9/site-packages/sqlalchemy/pool/base.py", line 495, in checkout [Fri Mar 20 09:03:02.497241 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] rec = pool._do_get() [Fri Mar 20 09:03:02.497243 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] File "/usr/lib64/python3.9/site-packages/sqlalchemy/pool/impl.py", line 140, in _do_get [Fri Mar 20 09:03:02.497245 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] self._dec_overflow() [Fri Mar 20 09:03:02.497248 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] File "/usr/lib64/python3.9/site-packages/sqlalchemy/util/langhelpers.py", line 68, in __exit__ [Fri Mar 20 09:03:02.497250 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] compat.raise_( [Fri Mar 20 09:03:02.497253 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] File "/usr/lib64/python3.9/site-packages/sqlalchemy/util/compat.py", line 182, in raise_ [Fri Mar 20 09:03:02.497255 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] raise exception [Fri Mar 20 09:03:02.497258 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] File "/usr/lib64/python3.9/site-packages/sqlalchemy/pool/impl.py", line 137, in _do_get [Fri Mar 20 09:03:02.497260 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] return self._create_connection() [Fri Mar 20 09:03:02.497263 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] File "/usr/lib64/python3.9/site-packages/sqlalchemy/pool/base.py", line 309, in _create_connection [Fri Mar 20 09:03:02.497265 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] return _ConnectionRecord(self) [Fri Mar 20 09:03:02.497268 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] File "/usr/lib64/python3.9/site-packages/sqlalchemy/pool/base.py", line 440, in __init__ [Fri Mar 20 09:03:02.497270 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] self.__connect(first_connect_check=True) [Fri Mar 20 09:03:02.497273 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] File "/usr/lib64/python3.9/site-packages/sqlalchemy/pool/base.py", line 661, in __connect [Fri Mar 20 09:03:02.497275 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] pool.logger.debug("Error on connect(): %s", e) [Fri Mar 20 09:03:02.497286 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] File "/usr/lib64/python3.9/site-packages/sqlalchemy/util/langhelpers.py", line 68, in __exit__ [Fri Mar 20 09:03:02.497288 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] compat.raise_( [Fri Mar 20 09:03:02.497291 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] File "/usr/lib64/python3.9/site-packages/sqlalchemy/util/compat.py", line 182, in raise_ [Fri Mar 20 09:03:02.497293 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] raise exception [Fri Mar 20 09:03:02.497296 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] File "/usr/lib64/python3.9/site-packages/sqlalchemy/pool/base.py", line 656, in __connect [Fri Mar 20 09:03:02.497298 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] connection = pool._invoke_creator(self) [Fri Mar 20 09:03:02.497301 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] File "/usr/lib64/python3.9/site-packages/sqlalchemy/engine/strategies.py", line 114, in connect [Fri Mar 20 09:03:02.497303 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] return dialect.connect(*cargs, **cparams) [Fri Mar 20 09:03:02.497305 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] File "/usr/lib64/python3.9/site-packages/sqlalchemy/engine/default.py", line 508, in connect [Fri Mar 20 09:03:02.497308 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] return self.dbapi.connect(*cargs, **cparams) [Fri Mar 20 09:03:02.497310 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] File "/usr/lib/python3.9/site-packages/pymysql/__init__.py", line 94, in Connect [Fri Mar 20 09:03:02.497312 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] return Connection(*args, **kwargs) [Fri Mar 20 09:03:02.497315 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] File "/usr/lib/python3.9/site-packages/pymysql/connections.py", line 327, in __init__ [Fri Mar 20 09:03:02.497317 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] self.connect() [Fri Mar 20 09:03:02.497320 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] File "/usr/lib/python3.9/site-packages/pymysql/connections.py", line 587, in connect [Fri Mar 20 09:03:02.497322 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] self._get_server_information() [Fri Mar 20 09:03:02.497324 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] File "/usr/lib/python3.9/site-packages/pymysql/connections.py", line 969, in _get_server_information [Fri Mar 20 09:03:02.497326 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] packet = self._read_packet() [Fri Mar 20 09:03:02.497329 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] File "/usr/lib/python3.9/site-packages/pymysql/connections.py", line 646, in _read_packet [Fri Mar 20 09:03:02.497331 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] packet_header = self._read_bytes(4) [Fri Mar 20 09:03:02.497334 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] File "/usr/lib/python3.9/site-packages/pymysql/connections.py", line 698, in _read_bytes [Fri Mar 20 09:03:02.497336 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] raise err.OperationalError( [Fri Mar 20 09:03:02.497346 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] pymysql.err.OperationalError: (2013, 'Lost connection to MySQL server during query') [Fri Mar 20 09:03:02.497350 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] [Fri Mar 20 09:03:02.497352 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] The above exception was the direct cause of the following exception: [Fri Mar 20 09:03:02.497354 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] [Fri Mar 20 09:03:02.497357 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] Traceback (most recent call last): [Fri Mar 20 09:03:02.497431 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] File "/var/www/cgi-bin/placement/placement-api", line 52, in [Fri Mar 20 09:03:02.497436 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] application = init_application() [Fri Mar 20 09:03:02.497439 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] File "/usr/lib/python3.9/site-packages/placement/wsgi.py", line 147, in init_application [Fri Mar 20 09:03:02.497441 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] return deploy.loadapp(config) [Fri Mar 20 09:03:02.497443 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] File "/usr/lib/python3.9/site-packages/placement/deploy.py", line 154, in loadapp [Fri Mar 20 09:03:02.497445 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] update_database(config) [Fri Mar 20 09:03:02.497448 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] File "/usr/lib/python3.9/site-packages/placement/deploy.py", line 133, in update_database [Fri Mar 20 09:03:02.497450 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] trait.ensure_sync(ctx) [Fri Mar 20 09:03:02.497453 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] File "/usr/lib/python3.9/site-packages/placement/objects/trait.py", line 144, in ensure_sync [Fri Mar 20 09:03:02.497455 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] _trait_sync(ctx) [Fri Mar 20 09:03:02.497457 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] File "/usr/lib/python3.9/site-packages/oslo_db/api.py", line 154, in wrapper [Fri Mar 20 09:03:02.497459 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] ectxt.value = e.inner_exc [Fri Mar 20 09:03:02.497462 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] File "/usr/lib/python3.9/site-packages/oslo_utils/excutils.py", line 227, in __exit__ [Fri Mar 20 09:03:02.497464 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] self.force_reraise() [Fri Mar 20 09:03:02.497467 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] File "/usr/lib/python3.9/site-packages/oslo_utils/excutils.py", line 200, in force_reraise [Fri Mar 20 09:03:02.497469 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] raise self.value [Fri Mar 20 09:03:02.497471 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] File "/usr/lib/python3.9/site-packages/oslo_db/api.py", line 142, in wrapper [Fri Mar 20 09:03:02.497473 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] return f(*args, **kwargs) [Fri Mar 20 09:03:02.497476 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] File "/usr/lib/python3.9/site-packages/oslo_db/sqlalchemy/enginefacade.py", line 1013, in wrapper [Fri Mar 20 09:03:02.497478 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] with self._transaction_scope(context): [Fri Mar 20 09:03:02.497481 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] File "/usr/lib64/python3.9/contextlib.py", line 119, in __enter__ [Fri Mar 20 09:03:02.497483 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] return next(self.gen) [Fri Mar 20 09:03:02.497485 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] File "/usr/lib/python3.9/site-packages/oslo_db/sqlalchemy/enginefacade.py", line 1058, in _transaction_scope [Fri Mar 20 09:03:02.497487 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] with current._produce_block( [Fri Mar 20 09:03:02.497490 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] File "/usr/lib64/python3.9/contextlib.py", line 119, in __enter__ [Fri Mar 20 09:03:02.497492 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] return next(self.gen) [Fri Mar 20 09:03:02.497495 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] File "/usr/lib/python3.9/site-packages/oslo_db/sqlalchemy/enginefacade.py", line 657, in _session [Fri Mar 20 09:03:02.497497 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] self.session = self.factory._create_session( [Fri Mar 20 09:03:02.497501 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] File "/usr/lib/python3.9/site-packages/oslo_db/sqlalchemy/enginefacade.py", line 418, in _create_session [Fri Mar 20 09:03:02.497503 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] self._start() [Fri Mar 20 09:03:02.497506 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] File "/usr/lib/python3.9/site-packages/oslo_db/sqlalchemy/enginefacade.py", line 508, in _start [Fri Mar 20 09:03:02.497508 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] self._setup_for_connection( [Fri Mar 20 09:03:02.497511 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] File "/usr/lib/python3.9/site-packages/oslo_db/sqlalchemy/enginefacade.py", line 533, in _setup_for_connection [Fri Mar 20 09:03:02.497513 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] engine = engines.create_engine( [Fri Mar 20 09:03:02.497515 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] File "/usr/lib/python3.9/site-packages/debtcollector/renames.py", line 43, in decorator [Fri Mar 20 09:03:02.497517 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] return wrapped(*args, **kwargs) [Fri Mar 20 09:03:02.497520 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] File "/usr/lib/python3.9/site-packages/oslo_db/sqlalchemy/engines.py", line 211, in create_engine [Fri Mar 20 09:03:02.497522 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] test_conn = _test_connection(engine, max_retries, retry_interval) [Fri Mar 20 09:03:02.497525 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] File "/usr/lib/python3.9/site-packages/oslo_db/sqlalchemy/engines.py", line 394, in _test_connection [Fri Mar 20 09:03:02.497528 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] raise de_ref [Fri Mar 20 09:03:02.497530 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] File "/usr/lib/python3.9/site-packages/oslo_db/sqlalchemy/engines.py", line 386, in _test_connection [Fri Mar 20 09:03:02.497533 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] return engine.connect() [Fri Mar 20 09:03:02.497536 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] File "/usr/lib64/python3.9/site-packages/sqlalchemy/engine/base.py", line 2263, in connect [Fri Mar 20 09:03:02.497538 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] return self._connection_cls(self, **kwargs) [Fri Mar 20 09:03:02.497541 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] File "/usr/lib64/python3.9/site-packages/sqlalchemy/engine/base.py", line 104, in __init__ [Fri Mar 20 09:03:02.497543 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] else engine.raw_connection() [Fri Mar 20 09:03:02.497545 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] File "/usr/lib64/python3.9/site-packages/sqlalchemy/engine/base.py", line 2369, in raw_connection [Fri Mar 20 09:03:02.497547 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] return self._wrap_pool_connect( [Fri Mar 20 09:03:02.497550 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] File "/usr/lib64/python3.9/site-packages/sqlalchemy/engine/base.py", line 2339, in _wrap_pool_connect [Fri Mar 20 09:03:02.497552 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] Connection._handle_dbapi_exception_noconnection( [Fri Mar 20 09:03:02.497557 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] File "/usr/lib64/python3.9/site-packages/sqlalchemy/engine/base.py", line 1581, in _handle_dbapi_exception_noconnection [Fri Mar 20 09:03:02.497559 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] util.raise_(newraise, with_traceback=exc_info[2], from_=e) [Fri Mar 20 09:03:02.497562 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] File "/usr/lib64/python3.9/site-packages/sqlalchemy/util/compat.py", line 182, in raise_ [Fri Mar 20 09:03:02.497567 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] raise exception [Fri Mar 20 09:03:02.497570 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] File "/usr/lib64/python3.9/site-packages/sqlalchemy/engine/base.py", line 2336, in _wrap_pool_connect [Fri Mar 20 09:03:02.497572 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] return fn() [Fri Mar 20 09:03:02.497574 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] File "/usr/lib64/python3.9/site-packages/sqlalchemy/pool/base.py", line 304, in unique_connection [Fri Mar 20 09:03:02.497576 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] return _ConnectionFairy._checkout(self) [Fri Mar 20 09:03:02.497579 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] File "/usr/lib64/python3.9/site-packages/sqlalchemy/pool/base.py", line 778, in _checkout [Fri Mar 20 09:03:02.497581 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] fairy = _ConnectionRecord.checkout(pool) [Fri Mar 20 09:03:02.497584 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] File "/usr/lib64/python3.9/site-packages/sqlalchemy/pool/base.py", line 495, in checkout [Fri Mar 20 09:03:02.497586 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] rec = pool._do_get() [Fri Mar 20 09:03:02.497588 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] File "/usr/lib64/python3.9/site-packages/sqlalchemy/pool/impl.py", line 140, in _do_get [Fri Mar 20 09:03:02.497590 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] self._dec_overflow() [Fri Mar 20 09:03:02.497593 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] File "/usr/lib64/python3.9/site-packages/sqlalchemy/util/langhelpers.py", line 68, in __exit__ [Fri Mar 20 09:03:02.497595 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] compat.raise_( [Fri Mar 20 09:03:02.497598 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] File "/usr/lib64/python3.9/site-packages/sqlalchemy/util/compat.py", line 182, in raise_ [Fri Mar 20 09:03:02.497600 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] raise exception [Fri Mar 20 09:03:02.497602 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] File "/usr/lib64/python3.9/site-packages/sqlalchemy/pool/impl.py", line 137, in _do_get [Fri Mar 20 09:03:02.497604 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] return self._create_connection() [Fri Mar 20 09:03:02.497607 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] File "/usr/lib64/python3.9/site-packages/sqlalchemy/pool/base.py", line 309, in _create_connection [Fri Mar 20 09:03:02.497609 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] return _ConnectionRecord(self) [Fri Mar 20 09:03:02.497612 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] File "/usr/lib64/python3.9/site-packages/sqlalchemy/pool/base.py", line 440, in __init__ [Fri Mar 20 09:03:02.497614 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] self.__connect(first_connect_check=True) [Fri Mar 20 09:03:02.497616 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] File "/usr/lib64/python3.9/site-packages/sqlalchemy/pool/base.py", line 661, in __connect [Fri Mar 20 09:03:02.497618 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] pool.logger.debug("Error on connect(): %s", e) [Fri Mar 20 09:03:02.497621 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] File "/usr/lib64/python3.9/site-packages/sqlalchemy/util/langhelpers.py", line 68, in __exit__ [Fri Mar 20 09:03:02.497623 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] compat.raise_( [Fri Mar 20 09:03:02.497626 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] File "/usr/lib64/python3.9/site-packages/sqlalchemy/util/compat.py", line 182, in raise_ [Fri Mar 20 09:03:02.497628 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] raise exception [Fri Mar 20 09:03:02.497632 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] File "/usr/lib64/python3.9/site-packages/sqlalchemy/pool/base.py", line 656, in __connect [Fri Mar 20 09:03:02.497634 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] connection = pool._invoke_creator(self) [Fri Mar 20 09:03:02.497637 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] File "/usr/lib64/python3.9/site-packages/sqlalchemy/engine/strategies.py", line 114, in connect [Fri Mar 20 09:03:02.497639 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] return dialect.connect(*cargs, **cparams) [Fri Mar 20 09:03:02.497642 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] File "/usr/lib64/python3.9/site-packages/sqlalchemy/engine/default.py", line 508, in connect [Fri Mar 20 09:03:02.497644 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] return self.dbapi.connect(*cargs, **cparams) [Fri Mar 20 09:03:02.497646 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] File "/usr/lib/python3.9/site-packages/pymysql/__init__.py", line 94, in Connect [Fri Mar 20 09:03:02.497648 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] return Connection(*args, **kwargs) [Fri Mar 20 09:03:02.497651 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] File "/usr/lib/python3.9/site-packages/pymysql/connections.py", line 327, in __init__ [Fri Mar 20 09:03:02.497653 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] self.connect() [Fri Mar 20 09:03:02.497655 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] File "/usr/lib/python3.9/site-packages/pymysql/connections.py", line 587, in connect [Fri Mar 20 09:03:02.497658 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] self._get_server_information() [Fri Mar 20 09:03:02.497660 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] File "/usr/lib/python3.9/site-packages/pymysql/connections.py", line 969, in _get_server_information [Fri Mar 20 09:03:02.497662 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] packet = self._read_packet() [Fri Mar 20 09:03:02.497665 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] File "/usr/lib/python3.9/site-packages/pymysql/connections.py", line 646, in _read_packet [Fri Mar 20 09:03:02.497667 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] packet_header = self._read_bytes(4) [Fri Mar 20 09:03:02.497670 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] File "/usr/lib/python3.9/site-packages/pymysql/connections.py", line 698, in _read_bytes [Fri Mar 20 09:03:02.497672 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] raise err.OperationalError( [Fri Mar 20 09:03:02.497679 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] oslo_db.exception.DBConnectionError: (pymysql.err.OperationalError) (2013, 'Lost connection to MySQL server during query') [Fri Mar 20 09:03:02.497681 2026] [wsgi:error] [pid 16:tid 27] [remote 172.17.0.104:55640] (Background on this error at: http://sqlalche.me/e/13/e3q8)