+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-08-24 15:53:10.175 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-08-24 15:53:10.484 1 INFO cinder.rpc [None req-0ed9ebf9-d590-459c-a59d-eb74dedb2379 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-08-24 15:53:10.487 1 INFO cinder.rpc [None req-0ed9ebf9-d590-459c-a59d-eb74dedb2379 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-08-24 15:53:10.489 1 INFO cinder.rpc [None req-0ed9ebf9-d590-459c-a59d-eb74dedb2379 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-08-24 15:53:10.491 1 INFO cinder.rpc [None req-0ed9ebf9-d590-459c-a59d-eb74dedb2379 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-08-24 15:53:10.494 1 INFO cinder.rpc [None req-0ed9ebf9-d590-459c-a59d-eb74dedb2379 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-08-24 15:53:10.497 1 INFO cinder.rpc [None req-0ed9ebf9-d590-459c-a59d-eb74dedb2379 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-08-24 15:53:10.599 1 WARNING oslo_config.cfg [None req-0ed9ebf9-d590-459c-a59d-eb74dedb2379 - - - - - -] 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.
2026-08-24 15:53:10.600 1 WARNING oslo_config.cfg [None req-0ed9ebf9-d590-459c-a59d-eb74dedb2379 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-08-24 15:53:10.609 1 INFO cinder.service [-] Starting cinder-backup node (version 27.1.0)
2026-08-24 15:53:10.639 1 INFO cinder.backup.manager [None req-662d9aef-0885-435c-97d9-c3a28b7e9638 - - - - - -] Cleaning up incomplete backup operations.
2026-08-24 15:53:10.717 1 INFO cinder.keymgr.migration [None req-3b967109-3baf-4730-af68-31b509ff6a69 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.