Comment 6 for bug 1701275

not sure if it's the same but it seems to be related, in our customer environment after enabling ha, the two new controllers have been deployed correctly but ha status is still pending.

production-controller:
  details:
    uuid: ccf049d7-c886-4c9b-81b2-e579f65016dd
    api-endpoints: ['100.107.2.43:17070', '100.107.2.218:17070', '100.107.2.219:17070']
    ca-cert: |
      -----BEGIN CERTIFICATE-----
      -----END CERTIFICATE-----
    cloud: maas
    agent-version: 2.2.1.1
  controller-machines:
    "0":
      instance-id: skxxw7
      ha-status: ha-enabled
    "1":
      instance-id: 43gbdf
      ha-status: ha-pending
    "2":
      instance-id: s4mhpb
      ha-status: ha-pending
  models:
    controller:
      uuid: 66978ec6-9ba7-45ed-87a7-6609437b4bf1
      machine-count: 3
      core-count: 48
    default:
      uuid: 80bea1dd-4401-4cf6-8bb5-d0769b1d8d80
    production:
      uuid: 1eb3f40f-7842-4f62-8ebe-b11c0f622b29
      machine-count: 134
      core-count: 1616
  current-model: admin/production
  account:
    user: admin
    access: superuser