log
Grigory Ozhegov1511086135.196736 2017-11-19 13:08:55,196 [31538] [ctxLogger::view:handle_exception:124] ERROR: [ctx:e9d6731ae0] [user_id:None] Exception: (2006, 'MySQL server has gone away').
Traceback (most recent call last):
File "/opt/otus/env/lib/python3.6/site-packages/django/contrib/sessions/backends/base.py", line 202, in _get_session
return self._session_cache
AttributeError: 'SessionStore' object has no attribute '_session_cache'
During handling of the above exception, another exception occurred:
Traceback (most recent call last):
File "/opt/otus/env/lib/python3.6/site-packages/django/db/backends/utils.py", line 65, in execute
return self.cursor.execute(sql, params)
File "/opt/otus/env/lib/python3.6/site-packages/django/db/backends/mysql/base.py", line 101, in execute
return self.cursor.execute(query, args)
File "/opt/otus/env/lib/python3.6/site-packages/MySQLdb/cursors.py", line 250, in execute
self.errorhandler(self, exc, value)
File "/opt/otus/env/lib/python3.6/site-packages/MySQLdb/connections.py", line 50, in defaulterrorhandler
raise errorvalue
File "/opt/otus/env/lib/python3.6/site-packages/MySQLdb/cursors.py", line 247, in execute
res = self._query(query)
File "/opt/otus/env/lib/python3.6/site-packages/MySQLdb/cursors.py", line 411, in _query
rowcount = self._do_query(q)
File "/opt/otus/env/lib/python3.6/site-packages/MySQLdb/cursors.py", line 374, in _do_query
db.query(q)
File "/opt/otus/env/lib/python3.6/site-packages/MySQLdb/connections.py", line 292, in query
_mysql.connection.query(self, query)
_mysql_exceptions.OperationalError: (2006, 'MySQL server has gone away')
The above exception was the direct cause of the following exception:
Traceback (most recent call last):
File "/opt/otus/env/lib/python3.6/site-packages/aiokts/web/view.py", line 180, in __iter__
yield from self.pre_handle()
File "/opt/otus/src/async/web/views/base.py", line 23, in pre_handle
self.ctx.data.user = get_user(self.ctx.data)
File "/opt/otus/env/lib/python3.6/site-packages/django/contrib/auth/__init__.py", line 210, in get_user
user_id = _get_user_session_key(request)
File "/opt/otus/env/lib/python3.6/site-packages/django/contrib/auth/__init__.py", line 61, in _get_user_session_key
return get_user_model()._meta.pk.to_python(request.session[SESSION_KEY])
File "/opt/otus/env/lib/python3.6/site-packages/django/contrib/sessions/backends/base.py", line 57, in __getitem__
return self._session[key]
File "/opt/otus/env/lib/python3.6/site-packages/django/contrib/sessions/backends/base.py", line 207, in _get_session
self._session_cache = self.load()
File "/opt/otus/env/lib/python3.6/site-packages/django/contrib/sessions/backends/db.py", line 35, in load
expire_date__gt=timezone.now()
File "/opt/otus/env/lib/python3.6/site-packages/django/db/models/manager.py", line 85, in manager_method
return getattr(self.get_queryset(), name)(*args, **kwargs)
File "/opt/otus/env/lib/python3.6/site-packages/django/db/models/query.py", line 374, in get
num = len(clone)
File "/opt/otus/env/lib/python3.6/site-packages/django/db/models/query.py", line 232, in __len__
self._fetch_all()
File "/opt/otus/env/lib/python3.6/site-packages/django/db/models/query.py", line 1118, in _fetch_all
self._result_cache = list(self._iterable_class(self))
File "/opt/otus/env/lib/python3.6/site-packages/django/db/models/query.py", line 53, in __iter__
results = compiler.execute_sql(chunked_fetch=self.chunked_fetch)
File "/opt/otus/env/lib/python3.6/site-packages/django/db/models/sql/compiler.py", line 886, in execute_sql
raise original_exception
File "/opt/otus/env/lib/python3.6/site-packages/django/db/models/sql/compiler.py", line 876, in execute_sql
cursor.execute(sql, params)
File "/opt/otus/env/lib/python3.6/site-packages/raven/contrib/django/client.py", line 114, in execute
return real_execute(self, sql, params)
File "/opt/otus/env/lib/python3.6/site-packages/django/db/backends/utils.py", line 65, in execute
return self.cursor.execute(sql, params)
File "/opt/otus/env/lib/python3.6/site-packages/django/db/utils.py", line 94, in __exit__
six.reraise(dj_exc_type, dj_exc_value, traceback)
File "/opt/otus/env/lib/python3.6/site-packages/django/utils/six.py", line 685, in reraise
raise value.with_traceback(tb)
File "/opt/otus/env/lib/python3.6/site-packages/django/db/backends/utils.py", line 65, in execute
return self.cursor.execute(sql, params)
File "/opt/otus/env/lib/python3.6/site-packages/django/db/backends/mysql/base.py", line 101, in execute
return self.cursor.execute(query, args)
File "/opt/otus/env/lib/python3.6/site-packages/MySQLdb/cursors.py", line 250, in execute
self.errorhandler(self, exc, value)
File "/opt/otus/env/lib/python3.6/site-packages/MySQLdb/connections.py", line 50, in defaulterrorhandler
raise errorvalue
File "/opt/otus/env/lib/python3.6/site-packages/MySQLdb/cursors.py", line 247, in execute
res = self._query(query)
File "/opt/otus/env/lib/python3.6/site-packages/MySQLdb/cursors.py", line 411, in _query
rowcount = self._do_query(q)
File "/opt/otus/env/lib/python3.6/site-packages/MySQLdb/cursors.py", line 374, in _do_query
db.query(q)
File "/opt/otus/env/lib/python3.6/site-packages/MySQLdb/connections.py", line 292, in query
_mysql.connection.query(self, query)
django.db.utils.OperationalError: (2006, 'MySQL server has gone away')