Hi,
Reported here https://bugzilla.redhat.com/show_bug.cgi?id=1499201
All fip associated to instance before the upgrade becomes unreachable after the upgrade.
The neutron agent list returns duplicate entries for each controller with half of the agent being down:
neutron agent-list
+--------------------------------------+--------------------+------------------------------------+-------------------+-------+----------------+---------------------------+
| id | agent_type | host | availability_zone | alive | admin_state_up | binary |
+--------------------------------------+--------------------+------------------------------------+-------------------+-------+----------------+---------------------------+
| 0d87b463-d27c-4b90-b43c-4420d367a0bb | Open vSwitch agent | overcloud-controller-2.localdomain | | :-) | True | neutron-openvswitch-agent |
| 1f21aad1-0688-41df-94fc-afffbc6ad639 | Metadata agent | overcloud-controller-1 | | xxx | True | neutron-metadata-agent |
| 22c57edf-8015-4172-acdd-5ca30fe9d2fd | L3 agent | overcloud-controller-1.localdomain | nova | :-) | True | neutron-l3-agent |
| 2552feaf-1429-495b-a25f-1a492e5a6668 | Metadata agent | overcloud-controller-2 | | xxx | True | neutron-metadata-agent |
| 340db352-474c-4a31-a62a-e9a0f4406bd1 | DHCP agent | overcloud-controller-0 | nova | xxx | True | neutron-dhcp-agent |
| 53b444b0-abbc-4825-b1ad-8622c77aa36e | L3 agent | overcloud-controller-0.localdomain | nova | :-) | True | neutron-l3-agent |
| 54caa3f7-53ec-4f27-9252-a774b78c06c9 | Open vSwitch agent | overcloud-controller-1.localdomain | | :-) | True | neutron-openvswitch-agent |
| 6caf3e06-c3f5-4e50-99fa-c4f6ae4bdbb5 | DHCP agent | overcloud-controller-2 | nova | xxx | True | neutron-dhcp-agent |
| 6e362eb0-678b-434f-b2bd-746107610114 | DHCP agent | overcloud-controller-1.localdomain | nova | :-) | True | neutron-dhcp-agent |
| 82286c37-7c71-446a-a4b1-73647834944f | Metadata agent | overcloud-controller-0 | | xxx | True | neutron-metadata-agent |
| 83117afc-c8f7-4b5d-b9d5-859f960c677c | Metadata agent | overcloud-controller-0.localdomain | | :-) | True | neutron-metadata-agent |
| 844ef54d-69db-4728-b203-869136ef4368 | Open vSwitch agent | overcloud-controller-1 | | xxx | True | neutron-openvswitch-agent |
| 84c43451-4890-4448-a746-f4cab94cc767 | Open vSwitch agent | overcloud-controller-2 | | xxx | True | neutron-openvswitch-agent |
| 85330667-84b7-4bbf-93be-9dadd0736eea | Open vSwitch agent | overcloud-controller-0.localdomain | | :-) | True | neutron-openvswitch-agent |
| 87172b40-265c-4b24-a44f-ae7c5f2bb116 | L3 agent | overcloud-controller-0 | nova | xxx | True | neutron-l3-agent |
| 88ea82ef-22e8-46dd-850b-5f34efd83bf5 | Metadata agent | overcloud-controller-2.localdomain | | :-) | True | neutron-metadata-agent |
| 8b30b03a-9c32-4c03-bf44-2ac1fd4492fe | DHCP agent | overcloud-controller-0.localdomain | nova | :-) | True | neutron-dhcp-agent |
| c448cc63-29d8-4a41-a71d-97e499958aef | Metadata agent | overcloud-controller-1.localdomain | | :-) | True | neutron-metadata-agent |
| d17095af-7799-4024-abbf-b7c01efee452 | DHCP agent | overcloud-controller-1 | nova | xxx | True | neutron-dhcp-agent |
| d1f664e1-6539-41a3-9686-1e828b9258af | Open vSwitch agent | overcloud-controller-0 | | xxx | True | neutron-openvswitch-agent |
| d5f26fbc-02ab-4866-945c-c798e80de94f | L3 agent | overcloud-controller-2.localdomain | nova | :-) | True | neutron-l3-agent |
| d6af24ef-2b49-4477-923d-b29bc7e13e86 | L3 agent | overcloud-controller-1 | nova | xxx | True | neutron-l3-agent |
| d71fbc5a-a3da-4eb2-bf76-f06c6130c895 | DHCP agent | overcloud-controller-2.localdomain | nova | :-) | True | neutron-dhcp-agent |
| de1c1c12-3e2f-4ebf-9daa-f2b0b3eb3b38 | Open vSwitch agent | overcloud-compute-1.localdomain | | :-) | True | neutron-openvswitch-agent |
| ec13520a-dcc2-4b34-bbfc-4a6c76466379 | L3 agent | overcloud-controller-2 | nova | xxx | True | neutron-l3-agent |
| f24abfbf-3c42-45cf-9d39-d2eb11feb6e9 | Open vSwitch agent | overcloud-compute-0.localdomain | | :-) | True | neutron-openvswitch-agent |
+--------------------------------------+--------------------+------------------------------------+-------------------+-------+----------------+---------
Fix proposed to branch: stable/newton /review. openstack. org/560855
Review: https:/