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[Roey Chen <chen.roey@xxxxxxxxx>]

Public bug reported:

_ensure_default_security_group calls create_security_group within at db transaction [1],
Neutron plugin may choose to override create_security_group so it can invoke backend operations,
handling it under an open transaction might lead to a db lock timeout.

[1]:
http://git.openstack.org/cgit/openstack/neutron/tree/neutron/db/securitygroups_db.py#n666

** Affects: neutron
     Importance: Undecided
     Assignee: Roey Chen (roeyc)
         Status: In Progress

** Changed in: neutron
     Assignee: (unassigned) => Roey Chen (roeyc)

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https://bugs.launchpad.net/bugs/1479558

Title:
  _ensure_default_security_group calls create_security_group within at
  db transaction

Status in neutron:
  In Progress

Bug description:
  _ensure_default_security_group calls create_security_group within at db transaction [1],
  Neutron plugin may choose to override create_security_group so it can invoke backend operations,
  handling it under an open transaction might lead to a db lock timeout.

  [1]:
  http://git.openstack.org/cgit/openstack/neutron/tree/neutron/db/securitygroups_db.py#n666

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