+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-05-26 16:20:51.329 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-05-26 16:20:51.643 1 INFO cinder.rpc [None req-d5bc404f-5ceb-4e34-8404-516803236bac - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-05-26 16:20:51.646 1 INFO cinder.rpc [None req-d5bc404f-5ceb-4e34-8404-516803236bac - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-05-26 16:20:51.648 1 INFO cinder.rpc [None req-d5bc404f-5ceb-4e34-8404-516803236bac - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-05-26 16:20:51.650 1 INFO cinder.rpc [None req-d5bc404f-5ceb-4e34-8404-516803236bac - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-05-26 16:20:51.652 1 INFO cinder.rpc [None req-d5bc404f-5ceb-4e34-8404-516803236bac - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-05-26 16:20:51.655 1 INFO cinder.rpc [None req-d5bc404f-5ceb-4e34-8404-516803236bac - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-05-26 16:20:51.723 1 WARNING oslo_config.cfg [None req-d5bc404f-5ceb-4e34-8404-516803236bac - - - - - -] 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.
2026-05-26 16:20:51.725 1 WARNING oslo_config.cfg [None req-d5bc404f-5ceb-4e34-8404-516803236bac - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-05-26 16:20:51.735 1 INFO cinder.service [-] Starting cinder-backup node (version 27.1.0)
2026-05-26 16:20:51.760 1 INFO cinder.backup.manager [None req-9ede7a13-eff8-4028-92c8-9c525ea2cbd1 - - - - - -] Cleaning up incomplete backup operations.
2026-05-26 16:20:51.836 1 INFO cinder.keymgr.migration [None req-09d35aef-0554-4f1e-ba03-15360c63164e - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.