+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-07-07 16:29:07.032 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-07-07 16:29:07.305 1 INFO cinder.rpc [None req-46c826aa-f2e8-4750-9d92-dae0b5eb60b1 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-07-07 16:29:07.308 1 INFO cinder.rpc [None req-46c826aa-f2e8-4750-9d92-dae0b5eb60b1 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-07-07 16:29:07.310 1 INFO cinder.rpc [None req-46c826aa-f2e8-4750-9d92-dae0b5eb60b1 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-07-07 16:29:07.312 1 INFO cinder.rpc [None req-46c826aa-f2e8-4750-9d92-dae0b5eb60b1 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-07-07 16:29:07.314 1 INFO cinder.rpc [None req-46c826aa-f2e8-4750-9d92-dae0b5eb60b1 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-07-07 16:29:07.316 1 INFO cinder.rpc [None req-46c826aa-f2e8-4750-9d92-dae0b5eb60b1 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-07-07 16:29:07.380 1 WARNING oslo_config.cfg [None req-46c826aa-f2e8-4750-9d92-dae0b5eb60b1 - - - - - -] 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.
2026-07-07 16:29:07.381 1 WARNING oslo_config.cfg [None req-46c826aa-f2e8-4750-9d92-dae0b5eb60b1 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-07-07 16:29:07.392 1 INFO cinder.service [-] Starting cinder-backup node (version 27.0.1)
2026-07-07 16:29:07.415 1 INFO cinder.backup.manager [None req-14cddf6e-4e41-4aab-9c4e-80e78657dd25 - - - - - -] Cleaning up incomplete backup operations.
2026-07-07 16:29:07.471 1 INFO cinder.keymgr.migration [None req-6a62380d-e81a-4b03-b384-cee798090377 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.