** Also affects: neutron/juno
Importance: Undecided
Status: New
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https://bugs.launchpad.net/bugs/1332917
Title:
Deadlock when deleting from ipavailabilityranges
Status in neutron:
Fix Released
Status in neutron juno series:
New
Bug description:
Traceback:
TRACE neutron.api.v2.resource Traceback (most recent call last):
TRACE neutron.api.v2.resource File
"/opt/stack/new/neutron/neutron/api/v2/resource.py", line 87, in resource
TRACE neutron.api.v2.resource result = method(request=request, **args)
TRACE neutron.api.v2.resource File
"/opt/stack/new/neutron/neutron/api/v2/base.py", line 477, in delete
TRACE neutron.api.v2.resource obj_deleter(request.context, id, **kwargs)
TRACE neutron.api.v2.resource File
"/opt/stack/new/neutron/neutron/plugins/ml2/plugin.py", line 608, in
delete_subnet
TRACE neutron.api.v2.resource break
TRACE neutron.api.v2.resource File
"/usr/local/lib/python2.7/dist-packages/sqlalchemy/orm/session.py", line 463,
in __exit__
TRACE neutron.api.v2.resource self.rollback()
TRACE neutron.api.v2.resource File
"/usr/local/lib/python2.7/dist-packages/sqlalchemy/util/langhelpers.py", line
57, in __exit__
TRACE neutron.api.v2.resource compat.reraise(exc_type, exc_value, exc_tb)
TRACE neutron.api.v2.resource File
"/usr/local/lib/python2.7/dist-packages/sqlalchemy/orm/session.py", line 460,
in __exit__
TRACE neutron.api.v2.resource self.commit()
TRACE neutron.api.v2.resource File
"/usr/local/lib/python2.7/dist-packages/sqlalchemy/orm/session.py", line 370,
in commit
TRACE neutron.api.v2.resource self._prepare_impl()
TRACE neutron.api.v2.resource File
"/usr/local/lib/python2.7/dist-packages/sqlalchemy/orm/session.py", line 350,
in _prepare_impl
TRACE neutron.api.v2.resource self.session.flush()
TRACE neutron.api.v2.resource File
"/opt/stack/new/neutron/neutron/openstack/common/db/sqlalchemy/session.py",
line 444, in _wrap
TRACE neutron.api.v2.resource _raise_if_deadlock_error(e,
self.bind.dialect.name)
TRACE neutron.api.v2.resource File
"/opt/stack/new/neutron/neutron/openstack/common/db/sqlalchemy/session.py",
line 427, in _raise_if_deadlock_error
TRACE neutron.api.v2.resource raise
exception.DBDeadlock(operational_error)
TRACE neutron.api.v2.resource DBDeadlock: (OperationalError) (1213,
'Deadlock found when trying to get lock; try restarting transaction') 'DELETE
FROM ipavailabilityranges WHERE ipavailabilityranges.allocation_pool_id = %s
AND ipavailabilityranges.first_ip = %s AND ipavailabilityranges.last_ip = %s'
('b19b08b6-90f2-43d6-bfe1-9cbe6e0e1d93', '10.100.0.2', '10.100.0.14')
http://logs.openstack.org/21/76021/12/check/check-tempest-dsvm-
neutron-
full/7577c27/logs/screen-q-svc.txt.gz?level=TRACE#_2014-06-21_18_39_47_122
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