[root@c04b39eaa791 wwwroot]# cat /www/server/panel/logs/error.log | tail -n 100
    execution_options=execution_options,
  File "/usr/lib64/python2.7/site-packages/sqlalchemy/orm/session.py", line 1130, in _connection_for_bind
    engine, execution_options
  File "/usr/lib64/python2.7/site-packages/sqlalchemy/orm/session.py", line 408, in _connection_for_bind
    self._assert_active()
  File "/usr/lib64/python2.7/site-packages/sqlalchemy/orm/session.py", line 282, in _assert_active
    "This session is in 'prepared' state; no further "
InvalidRequestError: This session is in 'prepared' state; no further SQL can be emitted within this transaction.
[2019-08-28 10:10:10,032] ERROR in app: Exception on / [GET]
Traceback (most recent call last):
  File "/usr/lib/python2.7/site-packages/flask/app.py", line 2446, in wsgi_app
    response = self.full_dispatch_request()
  File "/usr/lib/python2.7/site-packages/flask/app.py", line 1952, in full_dispatch_request
    return self.finalize_request(rv)
  File "/usr/lib/python2.7/site-packages/flask/app.py", line 1969, in finalize_request
    response = self.process_response(response)
  File "/usr/lib/python2.7/site-packages/flask/app.py", line 2268, in process_response
    self.session_interface.save_session(self, ctx.session, response)
  File "/usr/lib/python2.7/site-packages/flask_session/sessions.py", line 556, in save_session
    self.db.session.commit()
  File "/usr/lib64/python2.7/site-packages/sqlalchemy/orm/scoping.py", line 162, in do
    return getattr(self.registry(), name)(*args, **kwargs)
  File "/usr/lib64/python2.7/site-packages/sqlalchemy/orm/session.py", line 1027, in commit
    self.transaction.commit()
  File "/usr/lib64/python2.7/site-packages/sqlalchemy/orm/session.py", line 494, in commit
    self._prepare_impl()
  File "/usr/lib64/python2.7/site-packages/sqlalchemy/orm/session.py", line 473, in _prepare_impl
    self.session.flush()
  File "/usr/lib64/python2.7/site-packages/sqlalchemy/orm/session.py", line 2459, in flush
    self._flush(objects)
  File "/usr/lib64/python2.7/site-packages/sqlalchemy/orm/session.py", line 2597, in _flush
    transaction.rollback(_capture_exception=True)
  File "/usr/lib64/python2.7/site-packages/sqlalchemy/util/langhelpers.py", line 68, in __exit__
    compat.reraise(exc_type, exc_value, exc_tb)
  File "/usr/lib64/python2.7/site-packages/sqlalchemy/orm/session.py", line 2557, in _flush
    flush_context.execute()
  File "/usr/lib64/python2.7/site-packages/sqlalchemy/orm/unitofwork.py", line 422, in execute
    rec.execute(self)
  File "/usr/lib64/python2.7/site-packages/sqlalchemy/orm/unitofwork.py", line 589, in execute
    uow,
  File "/usr/lib64/python2.7/site-packages/sqlalchemy/orm/persistence.py", line 245, in save_obj
    insert,
  File "/usr/lib64/python2.7/site-packages/sqlalchemy/orm/persistence.py", line 1138, in _emit_insert_statements
    statement, params
  File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 988, in execute
    return meth(self, multiparams, params)
  File "/usr/lib64/python2.7/site-packages/sqlalchemy/sql/elements.py", line 287, in _execute_on_connection
    return connection._execute_clauseelement(self, multiparams, params)
  File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1107, in _execute_clauseelement
    distilled_params,
  File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1248, in _execute_context
    e, statement, parameters, cursor, context
  File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1466, in _handle_dbapi_exception
    util.raise_from_cause(sqlalchemy_exception, exc_info)
  File "/usr/lib64/python2.7/site-packages/sqlalchemy/util/compat.py", line 398, in raise_from_cause
    reraise(type(exception), exception, tb=exc_tb, cause=cause)
  File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1244, in _execute_context
    cursor, statement, parameters, context
  File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 552, in do_execute
    cursor.execute(statement, parameters)
OperationalError: (sqlite3.OperationalError) database or disk is full
[SQL: INSERT INTO session (session_id, data, expiry) VALUES (?, ?, ?)]
[parameters: ('BT_:342da1b2-c6b2-4b1e-8966-eeaf7d409f29', <read-only buffer for 0x1952a30, size -1, offset 0 at 0x7f871ccebdb0>, '2019-09-04 02:10:10.030239')]
(Background on this error at: hxxp://sqlalche.me/e/e3q8)
[2019-08-28 10:10:10,043] ERROR in app: Request finalizing failed with an error while handling an error
Traceback (most recent call last):
  File "/usr/lib/python2.7/site-packages/flask/app.py", line 1969, in finalize_request
    response = self.process_response(response)
  File "/usr/lib/python2.7/site-packages/flask/app.py", line 2268, in process_response
    self.session_interface.save_session(self, ctx.session, response)
  File "/usr/lib/python2.7/site-packages/flask_session/sessions.py", line 535, in save_session
    session_id=store_id).first()
  File "/usr/lib64/python2.7/site-packages/sqlalchemy/orm/query.py", line 3228, in first
    ret = list(self[0:1])
  File "/usr/lib64/python2.7/site-packages/sqlalchemy/orm/query.py", line 3018, in __getitem__
    return list(res)
  File "/usr/lib64/python2.7/site-packages/sqlalchemy/orm/query.py", line 3330, in __iter__
    return self._execute_and_instances(context)
  File "/usr/lib64/python2.7/site-packages/sqlalchemy/orm/query.py", line 3352, in _execute_and_instances
    querycontext, self._connection_from_session, close_with_result=True
  File "/usr/lib64/python2.7/site-packages/sqlalchemy/orm/query.py", line 3367, in _get_bind_args
    mapper=self._bind_mapper(), clause=querycontext.statement, **kw
  File "/usr/lib64/python2.7/site-packages/sqlalchemy/orm/query.py", line 3345, in _connection_from_session
    conn = self.session.connection(**kw)
  File "/usr/lib64/python2.7/site-packages/sqlalchemy/orm/session.py", line 1124, in connection
    execution_options=execution_options,
  File "/usr/lib64/python2.7/site-packages/sqlalchemy/orm/session.py", line 1130, in _connection_for_bind
    engine, execution_options
  File "/usr/lib64/python2.7/site-packages/sqlalchemy/orm/session.py", line 408, in _connection_for_bind
    self._assert_active()
  File "/usr/lib64/python2.7/site-packages/sqlalchemy/orm/session.py", line 295, in _assert_active
    code="7s2a",
InvalidRequestError: This Session's transaction has been rolled back due to a previous exception during flush. To begin a new transaction with this Session, first issue Session.rollback(). Original exception was: (sqlite3.OperationalError) database or disk is full
[SQL: INSERT INTO session (session_id, data, expiry) VALUES (?, ?, ?)]
[parameters: ('BT_:342da1b2-c6b2-4b1e-8966-eeaf7d409f29', <read-only buffer for 0x1952a30, size -1, offset 0 at 0x7f871ccebdb0>, '2019-09-04 02:10:10.030239')]
(Background on this error at: hxxp://sqlalche.me/e/e3q8) (Background on this error at: hxxp://sqlalche.me/e/7s2a)
2019-08-28 10:10:23 [34] [INFO] Starting gunicorn 19.0.0
2019-08-28 10:10:23 [34] [INFO] Listening at: hxxp://0.0.0.0:8888 (34)
2019-08-28 10:10:23 [34] [INFO] Using worker: geventwebsocket.gunicorn.workers.GeventWebSocketWorker
2019-08-28 10:10:23 [62] [INFO] Booting worker with pid: 62