+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-06-28 20:20:05.417 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-06-28 20:20:05.647 1 INFO cinder.rpc [None req-7ad364db-7000-4016-bcca-2eb6cf4de4be - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-06-28 20:20:05.650 1 INFO cinder.rpc [None req-7ad364db-7000-4016-bcca-2eb6cf4de4be - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-06-28 20:20:05.652 1 INFO cinder.rpc [None req-7ad364db-7000-4016-bcca-2eb6cf4de4be - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-06-28 20:20:05.654 1 INFO cinder.rpc [None req-7ad364db-7000-4016-bcca-2eb6cf4de4be - - - - - -] Automatically selected cinder-volume RPC version 3.18 as minimum service version.
2026-06-28 20:20:05.657 1 INFO cinder.rpc [None req-7ad364db-7000-4016-bcca-2eb6cf4de4be - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-06-28 20:20:05.660 1 INFO cinder.rpc [None req-7ad364db-7000-4016-bcca-2eb6cf4de4be - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-06-28 20:20:05.798 1 WARNING oslo_config.cfg [None req-7ad364db-7000-4016-bcca-2eb6cf4de4be - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated for removal (The auth_uri option is deprecated in favor of www_authenticate_uri and will be removed in the S  release.).  Its value may be silently ignored in the future.
2026-06-28 20:20:05.799 1 WARNING oslo_config.cfg [None req-7ad364db-7000-4016-bcca-2eb6cf4de4be - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-06-28 20:20:05.810 1 INFO cinder.service [-] Starting cinder-backup node (version 23.5.0)
2026-06-28 20:20:05.829 1 INFO cinder.backup.manager [None req-58188633-49d2-4c59-93c8-5a3772cfcba5 - - - - - -] Cleaning up incomplete backup operations.
2026-06-28 20:20:05.893 1 INFO cinder.keymgr.migration [None req-ea36b048-fedc-42ff-b668-01bebc6aeb99 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.