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[Sahid Orentino <sahid.ferdjaoui@xxxxxxxxxxxxx>]

I also proposed a fix for nova since 'nova-manage cellv2 update_cell' is
bugged for cell0.

  https://review.opendev.org/#/c/672045/

** Also affects: nova
   Importance: Undecided
       Status: New

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https://bugs.launchpad.net/bugs/1835037

Title:
  Upgrade from bionic-rocky to bionic-stein failed migrations.

Status in OpenStack nova-cloud-controller charm:
  In Progress
Status in OpenStack Compute (nova):
  New

Bug description:
  We were trying to upgrade from rocky to stein using the charm
  procedure described here:

  https://docs.openstack.org/project-deploy-guide/charm-deployment-
  guide/latest/app-upgrade-openstack.html

  and we got into this problem,

  
  2019-07-02 09:56:44 ERROR juju-log online_data_migrations failed
  b'Running batches of 50 until complete\nError attempting to run <function fill_virtual_interface_list at 0x7fee41f77048>\n9 rows matched query populate_user_id, 0 migrated\n+---------------------------------------------+--------------+-----------+\n|                  Migration                  | Total Needed | Completed |\n+---------------------------------------------+--------------+-----------+\n|         create_incomplete_consumers         |      0       |     0     |\n| delete_build_requests_with_no_instance_uuid |      0       |     0     |\n|         fill_virtual_interface_list         |      0       |     0     |\n|             migrate_empty_ratio             |      0       |     0     |\n|          migrate_keypairs_to_api_db         |      0       |     0     |\n|       migrate_quota_classes_to_api_db       |      0       |     0     |\n|        migrate_quota_limits_to_api_db       |      0       |     0     |\n|          migration_migrate_to_uuid          |      0       |     0     |\n|     populate_missing_availability_zones     |      0       |     0     |\n|          populate_queued_for_delete         |      0       |     0     |\n|               populate_user_id              |      9       |     0     |\n|                populate_uuids               |      0       |     0     |\n|     service_uuids_online_data_migration     |      0       |     0     |\n+---------------------------------------------+--------------+-----------+\nSome migrations failed unexpectedly. Check log for details.\n'

  What should we do to get this fixed?

  Regards,

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