Comment 14 for bug 1851430

Reviewed: https://review.opendev.org/697523
Committed: https://git.openstack.org/cgit/openstack/nova/commit/?id=13969dc32a4dedfe4ee0fbebec4b5491cf9f984b
Submitter: Zuul
Branch: stable/pike

commit 13969dc32a4dedfe4ee0fbebec4b5491cf9f984b
Author: Doug Wiegley <email address hidden>
Date: Tue Nov 5 17:29:11 2019 -0500

    Improve metadata server performance with large security groups

    Don't include the rules in the SG fetch in the metadata server, since
    we don't need them there, and with >1000 rules, it starts to get
    really slow, especially in Pike and later.

    Closes-Bug: #1851430

    Co-Authored-By: Doug Wiegley <email address hidden>
    Co-Authored-By: Matt Riedemann <email address hidden>

    Conflicts:
          nova/tests/unit/network/security_group/test_neutron_driver.py

    NOTE(mriedem): The conflict is due to not having change
    I31c9ea8628c6f3985f8e9118d9687bbfb8789b68 in Pike.

    Change-Id: I7de14456d04370c842b4c35597dca3a628a826a2
    (cherry picked from commit eaf16fdde59a14fb38df669b21a911a0c2d2576f)
    (cherry picked from commit 418af2d865809cfa907678f883dae07f4f31baa2)
    (cherry picked from commit fec95a2e4f763e15193504483383f918feb3e636)
    (cherry picked from commit 38b2f68a17533e839819e654825613aefd4effd4)
    (cherry picked from commit 00d438adb325610a04af9f8f18cdb1c622df5418)