Comment 71 for bug 1813703

Reviewed: https://review.opendev.org/649701
Committed: https://git.openstack.org/cgit/openstack/neutron/commit/?id=49df07c7039206c537c17f40140d290e1b28a3f4
Submitter: Zuul
Branch: stable/ocata

commit 49df07c7039206c537c17f40140d290e1b28a3f4
Author: LIU Yulong <email address hidden>
Date: Wed Feb 20 16:47:42 2019 +0800

    Divide-and-conquer security group beasts

    In one specific compute node, the security group rules
    can be enormous quantity. This patch adds a step-by-step
    processing method to deal with the large number of the
    security group rules. And also changes or adds some LOG.

    Related-Bug: #1813703
    Related-Bug: #1813704
    Related-Bug: #1813707

    Conflicts:
     neutron/common/constants.py
            neutron/agent/common/ovs_lib.py
    Conflicts:
     neutron/agent/securitygroups_rpc.py
     neutron/common/constants.py
     neutron/plugins/ml2/drivers/openvswitch/agent/ovs_neutron_agent.py

    Conflicts:
     neutron/agent/common/ovs_lib.py
     neutron/common/constants.py

    Change-Id: I57bf27ec75cf848271c5a28b22beee12b8bd5faa
    (cherry picked from commit 6ac420df7eb3ed324669472c61fec41b3d9cb35b)
    (cherry picked from commit f5d110e15f60753d056da942414ca6ecd6b78d8a)
    (cherry picked from commit 5424b9a68cb3ac1fcc04ed8ae603c421bde2dee3)