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[Bug 1622980] [NEW] Data Too Long for configurations column of neutron agents table

To: yahoo-eng-team@xxxxxxxxxxxxxxxxxxx
From: Esha Seth <eshaseth@xxxxxxxxxx>
Date: Tue, 13 Sep 2016 10:47:46 -0000
Reply-to: Bug 1622980 <1622980@xxxxxxxxxxxxxxxxxx>
Sender: bounces@xxxxxxxxxxxxx
Public bug reported:

When deploying with several networks the configurations column in table
neutron_agents can run out of space causing the below error.

09:03:43.791 970 ERROR oslo_db.sqlalchemy.exc_filters [req-817b01ad-1b7c-47bc-b3c9-81ad798a6eda - - - - -] DBAPIError exception wrapped from (_mysql_exceptions.DataError) (1406, "Data too long for column 'configurations' at row 1") [SQL: u'UPDATE agents SET started_at=%s, heartbeat_timestamp=%s, configurations=%s WHERE agents.id = %s'] [parameters: (datetime.datetime(2016, 9, 6, 14, 3, 43, 663671), datetime.datetime(2016, 9, 6, 14, 3, 43, 663671), '{"bridge_mappings": {"ETHERNET0-VLAN488": "9425b666-6e94-3783-ba02-0bdbd0a5175a", "ETHERNET0-VLAN489": "9425b666-6e94-3783-ba02-0bdbd0a5175a", ..., "ETHERNET0-VLAN533": "9425b666-6e94-3783-ba02-0bdbd0a5175a"}, "devices": 0}', '44d71991-b258-4b23-8cdb-f65e5273dbd9')]
2016-09-06 09:03:43.791 970 ERROR oslo_db.sqlalchemy.exc_filters Traceback (most recent call last):
2016-09-06 09:03:43.791 970 ERROR oslo_db.sqlalchemy.exc_filters   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1139, in _execute_context
2016-09-06 09:03:43.791 970 ERROR oslo_db.sqlalchemy.exc_filters     context)
2016-09-06 09:03:43.791 970 ERROR oslo_db.sqlalchemy.exc_filters   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 450, in do_execute
2016-09-06 09:03:43.791 970 ERROR oslo_db.sqlalchemy.exc_filters     cursor.execute(statement, parameters)
2016-09-06 09:03:43.791 970 ERROR oslo_db.sqlalchemy.exc_filters   File "/usr/lib64/python2.7/site-packages/MySQLdb/cursors.py", line 174, in execute
2016-09-06 09:03:43.791 970 ERROR oslo_db.sqlalchemy.exc_filters     self.errorhandler(self, exc, value)
2016-09-06 09:03:43.791 970 ERROR oslo_db.sqlalchemy.exc_filters   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 36, in defaulterrorhandler
2016-09-06 09:03:43.791 970 ERROR oslo_db.sqlalchemy.exc_filters     raise errorclass, errorvalue
2016-09-06 09:03:43.791 970 ERROR oslo_db.sqlalchemy.exc_filters DataError: (1406, "Data too long for column 'configurations' at row 1")
2016-09-06 09:03:43.791 970 ERROR oslo_db.sqlalchemy.exc_filters

2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher Traceback (most recent call last):
2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher   File "/usr/lib/python2.7/site-packages/oslo_messaging/rpc/dispatcher.py", line 138, in _dispatch_and_reply
2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher     incoming.message))
2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher   File "/usr/lib/python2.7/site-packages/oslo_messaging/rpc/dispatcher.py", line 183, in _dispatch
2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher     return self._do_dispatch(endpoint, method, ctxt, args)
2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher   File "/usr/lib/python2.7/site-packages/oslo_messaging/rpc/dispatcher.py", line 127, in _do_dispatch
2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher     result = func(ctxt, **new_args)
2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher   File "/usr/lib/python2.7/site-packages/oslo_db/api.py", line 147, in wrapper
2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher     ectxt.value = e.inner_exc
2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher   File "/usr/lib/python2.7/site-packages/oslo_utils/excutils.py", line 220, in __exit__
2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher     self.force_reraise()
2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher   File "/usr/lib/python2.7/site-packages/oslo_utils/excutils.py", line 196, in force_reraise
2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher     six.reraise(self.type_, self.value, self.tb)
2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher   File "/usr/lib/python2.7/site-packages/oslo_db/api.py", line 137, in wrapper
2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher     return f(*args, **kwargs)
2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher   File "/usr/lib/python2.7/site-packages/neutron/db/agents_db.py", line 472, in report_state
2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher     agent_status = self.plugin.create_or_update_agent(context, agent_state)
2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher   File "/usr/lib/python2.7/site-packages/neutron/db/agents_db.py", line 386, in create_or_update_agent
2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher     return self._create_or_update_agent(context, agent)
2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher   File "/usr/lib/python2.7/site-packages/neutron/db/agents_db.py", line 380, in _create_or_update_agent
2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher     greenthread.sleep(0)
2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher   File "/usr/lib64/python2.7/site-packages/sqlalchemy/orm/session.py", line 502, in __exit__
2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher     self.rollback()
2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher   File "/usr/lib64/python2.7/site-packages/sqlalchemy/util/langhelpers.py", line 60, in __exit__
2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher     compat.reraise(exc_type, exc_value, exc_tb)
2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher   File "/usr/lib64/python2.7/site-packages/sqlalchemy/orm/session.py", line 499, in __exit__
2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher     self.commit()
2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher   File "/usr/lib64/python2.7/site-packages/sqlalchemy/orm/session.py", line 392, in commit
2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher     self._prepare_impl()
2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher   File "/usr/lib64/python2.7/site-packages/sqlalchemy/orm/session.py", line 372, in _prepare_impl
2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher     self.session.flush()
2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher   File "/usr/lib64/python2.7/site-packages/sqlalchemy/orm/session.py", line 2027, in flush
2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher     self._flush(objects)
2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher   File "/usr/lib64/python2.7/site-packages/sqlalchemy/orm/session.py", line 2145, in _flush
2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher     transaction.rollback(_capture_exception=True)
2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher   File "/usr/lib64/python2.7/site-packages/sqlalchemy/util/langhelpers.py", line 60, in __exit__
2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher     compat.reraise(exc_type, exc_value, exc_tb)
2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher   File "/usr/lib64/python2.7/site-packages/sqlalchemy/orm/session.py", line 2109, in _flush
2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher     flush_context.execute()
2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher   File "/usr/lib64/python2.7/site-packages/sqlalchemy/orm/unitofwork.py", line 373, in execute
2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher     rec.execute(self)
2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher   File "/usr/lib64/python2.7/site-packages/sqlalchemy/orm/unitofwork.py", line 532, in execute
2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher     uow
2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher   File "/usr/lib64/python2.7/site-packages/sqlalchemy/orm/persistence.py", line 170, in save_obj
2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher     mapper, table, update)
2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher   File "/usr/lib64/python2.7/site-packages/sqlalchemy/orm/persistence.py", line 706, in _emit_update_statements
2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher     execute(statement, multiparams)
2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 914, in execute
2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher     return meth(self, multiparams, params)
2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher   File "/usr/lib64/python2.7/site-packages/sqlalchemy/sql/elements.py", line 323, in _execute_on_connection
2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher     return connection._execute_clauseelement(self, multiparams, params)
2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1010, in _execute_clauseelement
2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher     compiled_sql, distilled_params
2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1146, in _execute_context
2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher     context)
2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1337, in _handle_dbapi_exception
2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher     util.raise_from_cause(newraise, exc_info)
2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher   File "/usr/lib64/python2.7/site-packages/sqlalchemy/util/compat.py", line 200, in raise_from_cause
2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher     reraise(type(exception), exception, tb=exc_tb)
2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1139, in _execute_context
2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher     context)
2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 450, in do_execute
2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher     cursor.execute(statement, parameters)
2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher   File "/usr/lib64/python2.7/site-packages/MySQLdb/cursors.py", line 174, in execute
2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher     self.errorhandler(self, exc, value)
2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 36, in defaulterrorhandler
2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher     raise errorclass, errorvalue

** Affects: neutron
     Importance: Undecided
         Status: New

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https://bugs.launchpad.net/bugs/1622980

Title:
  Data Too Long for configurations column of neutron agents table

Status in neutron:
  New

Bug description:
  When deploying with several networks the configurations column in
  table neutron_agents can run out of space causing the below error.

  09:03:43.791 970 ERROR oslo_db.sqlalchemy.exc_filters [req-817b01ad-1b7c-47bc-b3c9-81ad798a6eda - - - - -] DBAPIError exception wrapped from (_mysql_exceptions.DataError) (1406, "Data too long for column 'configurations' at row 1") [SQL: u'UPDATE agents SET started_at=%s, heartbeat_timestamp=%s, configurations=%s WHERE agents.id = %s'] [parameters: (datetime.datetime(2016, 9, 6, 14, 3, 43, 663671), datetime.datetime(2016, 9, 6, 14, 3, 43, 663671), '{"bridge_mappings": {"ETHERNET0-VLAN488": "9425b666-6e94-3783-ba02-0bdbd0a5175a", "ETHERNET0-VLAN489": "9425b666-6e94-3783-ba02-0bdbd0a5175a", ..., "ETHERNET0-VLAN533": "9425b666-6e94-3783-ba02-0bdbd0a5175a"}, "devices": 0}', '44d71991-b258-4b23-8cdb-f65e5273dbd9')]
  2016-09-06 09:03:43.791 970 ERROR oslo_db.sqlalchemy.exc_filters Traceback (most recent call last):
  2016-09-06 09:03:43.791 970 ERROR oslo_db.sqlalchemy.exc_filters   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1139, in _execute_context
  2016-09-06 09:03:43.791 970 ERROR oslo_db.sqlalchemy.exc_filters     context)
  2016-09-06 09:03:43.791 970 ERROR oslo_db.sqlalchemy.exc_filters   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 450, in do_execute
  2016-09-06 09:03:43.791 970 ERROR oslo_db.sqlalchemy.exc_filters     cursor.execute(statement, parameters)
  2016-09-06 09:03:43.791 970 ERROR oslo_db.sqlalchemy.exc_filters   File "/usr/lib64/python2.7/site-packages/MySQLdb/cursors.py", line 174, in execute
  2016-09-06 09:03:43.791 970 ERROR oslo_db.sqlalchemy.exc_filters     self.errorhandler(self, exc, value)
  2016-09-06 09:03:43.791 970 ERROR oslo_db.sqlalchemy.exc_filters   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 36, in defaulterrorhandler
  2016-09-06 09:03:43.791 970 ERROR oslo_db.sqlalchemy.exc_filters     raise errorclass, errorvalue
  2016-09-06 09:03:43.791 970 ERROR oslo_db.sqlalchemy.exc_filters DataError: (1406, "Data too long for column 'configurations' at row 1")
  2016-09-06 09:03:43.791 970 ERROR oslo_db.sqlalchemy.exc_filters

  2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher Traceback (most recent call last):
  2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher   File "/usr/lib/python2.7/site-packages/oslo_messaging/rpc/dispatcher.py", line 138, in _dispatch_and_reply
  2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher     incoming.message))
  2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher   File "/usr/lib/python2.7/site-packages/oslo_messaging/rpc/dispatcher.py", line 183, in _dispatch
  2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher     return self._do_dispatch(endpoint, method, ctxt, args)
  2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher   File "/usr/lib/python2.7/site-packages/oslo_messaging/rpc/dispatcher.py", line 127, in _do_dispatch
  2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher     result = func(ctxt, **new_args)
  2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher   File "/usr/lib/python2.7/site-packages/oslo_db/api.py", line 147, in wrapper
  2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher     ectxt.value = e.inner_exc
  2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher   File "/usr/lib/python2.7/site-packages/oslo_utils/excutils.py", line 220, in __exit__
  2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher     self.force_reraise()
  2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher   File "/usr/lib/python2.7/site-packages/oslo_utils/excutils.py", line 196, in force_reraise
  2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher     six.reraise(self.type_, self.value, self.tb)
  2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher   File "/usr/lib/python2.7/site-packages/oslo_db/api.py", line 137, in wrapper
  2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher     return f(*args, **kwargs)
  2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher   File "/usr/lib/python2.7/site-packages/neutron/db/agents_db.py", line 472, in report_state
  2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher     agent_status = self.plugin.create_or_update_agent(context, agent_state)
  2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher   File "/usr/lib/python2.7/site-packages/neutron/db/agents_db.py", line 386, in create_or_update_agent
  2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher     return self._create_or_update_agent(context, agent)
  2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher   File "/usr/lib/python2.7/site-packages/neutron/db/agents_db.py", line 380, in _create_or_update_agent
  2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher     greenthread.sleep(0)
  2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher   File "/usr/lib64/python2.7/site-packages/sqlalchemy/orm/session.py", line 502, in __exit__
  2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher     self.rollback()
  2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher   File "/usr/lib64/python2.7/site-packages/sqlalchemy/util/langhelpers.py", line 60, in __exit__
  2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher     compat.reraise(exc_type, exc_value, exc_tb)
  2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher   File "/usr/lib64/python2.7/site-packages/sqlalchemy/orm/session.py", line 499, in __exit__
  2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher     self.commit()
  2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher   File "/usr/lib64/python2.7/site-packages/sqlalchemy/orm/session.py", line 392, in commit
  2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher     self._prepare_impl()
  2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher   File "/usr/lib64/python2.7/site-packages/sqlalchemy/orm/session.py", line 372, in _prepare_impl
  2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher     self.session.flush()
  2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher   File "/usr/lib64/python2.7/site-packages/sqlalchemy/orm/session.py", line 2027, in flush
  2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher     self._flush(objects)
  2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher   File "/usr/lib64/python2.7/site-packages/sqlalchemy/orm/session.py", line 2145, in _flush
  2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher     transaction.rollback(_capture_exception=True)
  2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher   File "/usr/lib64/python2.7/site-packages/sqlalchemy/util/langhelpers.py", line 60, in __exit__
  2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher     compat.reraise(exc_type, exc_value, exc_tb)
  2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher   File "/usr/lib64/python2.7/site-packages/sqlalchemy/orm/session.py", line 2109, in _flush
  2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher     flush_context.execute()
  2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher   File "/usr/lib64/python2.7/site-packages/sqlalchemy/orm/unitofwork.py", line 373, in execute
  2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher     rec.execute(self)
  2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher   File "/usr/lib64/python2.7/site-packages/sqlalchemy/orm/unitofwork.py", line 532, in execute
  2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher     uow
  2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher   File "/usr/lib64/python2.7/site-packages/sqlalchemy/orm/persistence.py", line 170, in save_obj
  2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher     mapper, table, update)
  2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher   File "/usr/lib64/python2.7/site-packages/sqlalchemy/orm/persistence.py", line 706, in _emit_update_statements
  2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher     execute(statement, multiparams)
  2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 914, in execute
  2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher     return meth(self, multiparams, params)
  2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher   File "/usr/lib64/python2.7/site-packages/sqlalchemy/sql/elements.py", line 323, in _execute_on_connection
  2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher     return connection._execute_clauseelement(self, multiparams, params)
  2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1010, in _execute_clauseelement
  2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher     compiled_sql, distilled_params
  2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1146, in _execute_context
  2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher     context)
  2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1337, in _handle_dbapi_exception
  2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher     util.raise_from_cause(newraise, exc_info)
  2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher   File "/usr/lib64/python2.7/site-packages/sqlalchemy/util/compat.py", line 200, in raise_from_cause
  2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher     reraise(type(exception), exception, tb=exc_tb)
  2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1139, in _execute_context
  2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher     context)
  2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 450, in do_execute
  2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher     cursor.execute(statement, parameters)
  2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher   File "/usr/lib64/python2.7/site-packages/MySQLdb/cursors.py", line 174, in execute
  2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher     self.errorhandler(self, exc, value)
  2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 36, in defaulterrorhandler
  2016-09-06 09:03:43.935 970 ERROR oslo_messaging.rpc.dispatcher     raise errorclass, errorvalue

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Follow ups

[Bug 1622980] Re: Data Too Long for configurations column of neutron agents table
From: Esha Seth, 2016-09-16