** Also affects: neutron/kilo
Importance: Undecided
Status: New
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https://bugs.launchpad.net/bugs/1422504
Title:
floating ip delete deadlock
Status in neutron:
Fix Released
Status in neutron kilo series:
New
Bug description:
rdo juno:
2015-02-16 13:54:11.772 3612 ERROR neutron.api.v2.resource
[req-5c6e13d3-56d6-476b-a961-e767aea637e5 None] delete failed
2015-02-16 13:54:11.772 3612 TRACE neutron.api.v2.resource Traceback (most
recent call last):
2015-02-16 13:54:11.772 3612 TRACE neutron.api.v2.resource File
"/usr/lib/python2.7/site-packages/neutron/api/v2/resource.py", line 87, in
resource
2015-02-16 13:54:11.772 3612 TRACE neutron.api.v2.resource result =
method(request=request, **args)
2015-02-16 13:54:11.772 3612 TRACE neutron.api.v2.resource File
"/usr/lib/python2.7/site-packages/neutron/api/v2/base.py", line 476, in delete
2015-02-16 13:54:11.772 3612 TRACE neutron.api.v2.resource
obj_deleter(request.context, id, **kwargs)
2015-02-16 13:54:11.772 3612 TRACE neutron.api.v2.resource File
"/usr/lib/python2.7/site-packages/neutron/db/l3_dvr_db.py", line 183, in
delete_floatingip
2015-02-16 13:54:11.772 3612 TRACE neutron.api.v2.resource
self).delete_floatingip(context, id)
2015-02-16 13:54:11.772 3612 TRACE neutron.api.v2.resource File
"/usr/lib/python2.7/site-packages/neutron/db/l3_db.py", line 1178, in
delete_floatingip
2015-02-16 13:54:11.772 3612 TRACE neutron.api.v2.resource router_id =
self._delete_floatingip(context, id)
2015-02-16 13:54:11.772 3612 TRACE neutron.api.v2.resource File
"/usr/lib/python2.7/site-packages/neutron/db/l3_db.py", line 840, in
_delete_floatingip
2015-02-16 13:54:11.772 3612 TRACE neutron.api.v2.resource
l3_port_check=False)
2015-02-16 13:54:11.772 3612 TRACE neutron.api.v2.resource File
"/usr/lib/python2.7/site-packages/neutron/plugins/ml2/plugin.py", line 984, in
delete_port
2015-02-16 13:54:11.772 3612 TRACE neutron.api.v2.resource port_db,
binding = db.get_locked_port_and_binding(session, id)
2015-02-16 13:54:11.772 3612 TRACE neutron.api.v2.resource File
"/usr/lib/python2.7/site-packages/neutron/plugins/ml2/db.py", line 141, in
get_locked_port_and_binding
2015-02-16 13:54:11.772 3612 TRACE neutron.api.v2.resource
with_lockmode('update').
2015-02-16 13:54:11.772 3612 TRACE neutron.api.v2.resource File
"/usr/lib64/python2.7/site-packages/sqlalchemy/orm/query.py", line 2369, in one
2015-02-16 13:54:11.772 3612 TRACE neutron.api.v2.resource ret =
list(self)
2015-02-16 13:54:11.772 3612 TRACE neutron.api.v2.resource File
"/usr/lib64/python2.7/site-packages/sqlalchemy/orm/query.py", line 2411, in
__iter__
2015-02-16 13:54:11.772 3612 TRACE neutron.api.v2.resource
self.session._autoflush()
2015-02-16 13:54:11.772 3612 TRACE neutron.api.v2.resource File
"/usr/lib64/python2.7/site-packages/sqlalchemy/orm/session.py", line 1198, in
_autoflush
2015-02-16 13:54:11.772 3612 TRACE neutron.api.v2.resource self.flush()
2015-02-16 13:54:11.772 3612 TRACE neutron.api.v2.resource File
"/usr/lib64/python2.7/site-packages/sqlalchemy/orm/session.py", line 1919, in
flush
2015-02-16 13:54:11.772 3612 TRACE neutron.api.v2.resource
self._flush(objects)
2015-02-16 13:54:11.772 3612 TRACE neutron.api.v2.resource File
"/usr/lib64/python2.7/site-packages/sqlalchemy/orm/session.py", line 2037, in
_flush
2015-02-16 13:54:11.772 3612 TRACE neutron.api.v2.resource
transaction.rollback(_capture_exception=True)
2015-02-16 13:54:11.772 3612 TRACE neutron.api.v2.resource File
"/usr/lib64/python2.7/site-packages/sqlalchemy/util/langhelpers.py", line 60,
in __exit__
2015-02-16 13:54:11.772 3612 TRACE neutron.api.v2.resource
compat.reraise(exc_type, exc_value, exc_tb)
2015-02-16 13:54:11.772 3612 TRACE neutron.api.v2.resource File
"/usr/lib64/python2.7/site-packages/sqlalchemy/orm/session.py", line 2001, in
_flush
2015-02-16 13:54:11.772 3612 TRACE neutron.api.v2.resource
flush_context.execute()
2015-02-16 13:54:11.772 3612 TRACE neutron.api.v2.resource File
"/usr/lib64/python2.7/site-packages/sqlalchemy/orm/unitofwork.py", line 372, in
execute
2015-02-16 13:54:11.772 3612 TRACE neutron.api.v2.resource
rec.execute(self)
2015-02-16 13:54:11.772 3612 TRACE neutron.api.v2.resource File
"/usr/lib64/python2.7/site-packages/sqlalchemy/orm/unitofwork.py", line 555, in
execute
2015-02-16 13:54:11.772 3612 TRACE neutron.api.v2.resource uow
2015-02-16 13:54:11.772 3612 TRACE neutron.api.v2.resource File
"/usr/lib64/python2.7/site-packages/sqlalchemy/orm/persistence.py", line 117,
in delete_obj
2015-02-16 13:54:11.772 3612 TRACE neutron.api.v2.resource
cached_connections, mapper, table, delete)
2015-02-16 13:54:11.772 3612 TRACE neutron.api.v2.resource File
"/usr/lib64/python2.7/site-packages/sqlalchemy/orm/persistence.py", line 694,
in _emit_delete_statements
2015-02-16 13:54:11.772 3612 TRACE neutron.api.v2.resource c =
connection.execute(statement, del_objects)
2015-02-16 13:54:11.772 3612 TRACE neutron.api.v2.resource File
"/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 729, in
execute
2015-02-16 13:54:11.772 3612 TRACE neutron.api.v2.resource return
meth(self, multiparams, params)
2015-02-16 13:54:11.772 3612 TRACE neutron.api.v2.resource File
"/usr/lib64/python2.7/site-packages/sqlalchemy/sql/elements.py", line 321, in
_execute_on_connection
2015-02-16 13:54:11.772 3612 TRACE neutron.api.v2.resource return
connection._execute_clauseelement(self, multiparams, params)
2015-02-16 13:54:11.772 3612 TRACE neutron.api.v2.resource File
"/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 826, in
_execute_clauseelement
2015-02-16 13:54:11.772 3612 TRACE neutron.api.v2.resource compiled_sql,
distilled_params
2015-02-16 13:54:11.772 3612 TRACE neutron.api.v2.resource File
"/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 958, in
_execute_context
2015-02-16 13:54:11.772 3612 TRACE neutron.api.v2.resource context)
2015-02-16 13:54:11.772 3612 TRACE neutron.api.v2.resource File
"/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1156, in
_handle_dbapi_exception
2015-02-16 13:54:11.772 3612 TRACE neutron.api.v2.resource
util.raise_from_cause(newraise, exc_info)
2015-02-16 13:54:11.772 3612 TRACE neutron.api.v2.resource File
"/usr/lib64/python2.7/site-packages/sqlalchemy/util/compat.py", line 199, in
raise_from_cause
2015-02-16 13:54:11.772 3612 TRACE neutron.api.v2.resource
reraise(type(exception), exception, tb=exc_tb)
2015-02-16 13:54:11.772 3612 TRACE neutron.api.v2.resource File
"/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 951, in
_execute_context
2015-02-16 13:54:11.772 3612 TRACE neutron.api.v2.resource context)
2015-02-16 13:54:11.772 3612 TRACE neutron.api.v2.resource File
"/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 436, in
do_execute
2015-02-16 13:54:11.772 3612 TRACE neutron.api.v2.resource
cursor.execute(statement, parameters)
2015-02-16 13:54:11.772 3612 TRACE neutron.api.v2.resource File
"/usr/lib64/python2.7/site-packages/MySQLdb/cursors.py", line 174, in execute
2015-02-16 13:54:11.772 3612 TRACE neutron.api.v2.resource
self.errorhandler(self, exc, value)
2015-02-16 13:54:11.772 3612 TRACE neutron.api.v2.resource File
"/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 36, in
defaulterrorhandler
2015-02-16 13:54:11.772 3612 TRACE neutron.api.v2.resource raise
errorclass, errorvalue
2015-02-16 13:54:11.772 3612 TRACE neutron.api.v2.resource DBDeadlock:
(OperationalError) (1213, 'Deadlock found when trying to get lock; try
restarting transaction') 'DELETE FROM floatingips WHERE floatingips.id = %s'
('1423b851-2a7e-471f-b790-c35c7dade6cf',)
2015-02-16 13:54:11.772 3612 TRACE neutron.api.v2.resource
2015-02-16 13:54:11.784 3612 INFO neutron.wsgi
[req-5c6e13d3-56d6-476b-a961-e767aea637e5 None] 172.20.96.65 - - [16/Feb/2015
13:54:11] "DELETE //v2.0/floatingips/1423b851-2a7e-471f-b790-c35c7dade6cf.json
HTTP/1.1" 500 359 4.735289
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