Comment 1 for bug 1890399

Here is the original output from /var/log/juju/unit-nova-cloud-controller.log after the 2.8 upgrade when the unit failed to start:

2020-08-05 06:53:33 INFO juju-log Registered config file: /etc/nova/nova.conf
2020-08-05 06:53:33 INFO juju-log Registered config file: /etc/nova/api-paste.ini
2020-08-05 06:53:33 INFO juju-log Registered config file: /etc/nova/vendor_data.json
2020-08-05 06:53:33 INFO juju-log Registered config file: /etc/haproxy/haproxy.cfg
2020-08-05 06:53:33 INFO juju-log Registered config file: /etc/apache2/sites-available/openstack_https_frontend.conf
2020-08-05 06:53:33 INFO juju-log Registered config file: /etc/apache2/ports.conf
2020-08-05 06:53:33 INFO juju-log Registered config file: /etc/memcached.conf
2020-08-05 06:53:33 INFO juju-log Registered config file: /etc/apache2/sites-enabled/wsgi-api-os-compute.conf
2020-08-05 06:53:33 INFO juju-log Registered config file: /etc/apache2/sites-enabled/wsgi-placement-api.conf
2020-08-05 06:53:33 INFO juju-log Registered config file: /etc/apache2/sites-enabled/wsgi-openstack-metadata.conf
2020-08-05 06:53:33 DEBUG juju-log Hardening function 'update_status'
2020-08-05 06:53:33 DEBUG juju-log No hardening applied to 'update_status'
2020-08-05 06:53:33 INFO juju-log Updating status.
2020-08-05 06:53:33 INFO juju-log Registered config file:
2020-08-05 06:53:33 DEBUG juju-log 0 section(s) found
2020-08-05 06:53:34 DEBUG juju-log Generating template context for amqp
2020-08-05 06:53:34 DEBUG update-status ERROR no relation id specified
2020-08-05 06:53:34 DEBUG juju-log Generating template context for image-service.
2020-08-05 06:53:34 DEBUG juju-log 0 section(s) found
2020-08-05 06:53:34 INFO juju-log HAProxy context is incomplete, this unit has no peers.
2020-08-05 06:53:34 DEBUG juju-log Generating template context for identity-service
2020-08-05 06:53:34 INFO juju-log Generating template context from neutron api relation
2020-08-05 06:53:34 DEBUG juju-log Generating template context for identity-service
2020-08-05 06:53:35 DEBUG juju-log Ensuring haproxy enabled in /etc/default/haproxy.
2020-08-05 06:53:35 INFO juju-log HAProxy context is incomplete, this unit has no peers.
2020-08-05 06:53:35 DEBUG juju-log 0 section(s) found
2020-08-05 06:53:35 INFO juju-log HAProxy context is incomplete, this unit has no peers.
2020-08-05 06:53:35 INFO juju-log HAProxy context is incomplete, this unit has no peers.
2020-08-05 06:53:35 INFO juju-log HAProxy context is incomplete, this unit has no peers.
2020-08-05 06:53:35 INFO juju-log Generating template context from neutron api relation
2020-08-05 06:53:35 DEBUG update-status inactive
2020-08-05 06:53:35 DEBUG update-status inactive
2020-08-05 06:53:35 DEBUG update-status inactive
2020-08-05 06:53:35 DEBUG update-status inactive
2020-08-05 06:53:35 DEBUG update-status active
2020-08-05 06:53:35 DEBUG update-status inactive
2020-08-05 06:53:35 DEBUG update-status active