+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-02-27 18:45:10.999 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-02-27 18:45:11.231 1 INFO cinder.rpc [None req-f45038c9-0819-4ea1-b228-2a5c081539fe - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-02-27 18:45:11.236 1 INFO cinder.rpc [None req-f45038c9-0819-4ea1-b228-2a5c081539fe - - - - - -] Automatically selected cinder-backup RPC version 2.3 as minimum service version.
2026-02-27 18:45:11.238 1 INFO cinder.rpc [None req-f45038c9-0819-4ea1-b228-2a5c081539fe - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-02-27 18:45:11.241 1 INFO cinder.rpc [None req-f45038c9-0819-4ea1-b228-2a5c081539fe - - - - - -] Automatically selected cinder-volume RPC version 3.18 as minimum service version.
2026-02-27 18:45:11.244 1 INFO cinder.rpc [None req-f45038c9-0819-4ea1-b228-2a5c081539fe - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-02-27 18:45:11.247 1 INFO cinder.rpc [None req-f45038c9-0819-4ea1-b228-2a5c081539fe - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-02-27 18:45:11.295 1 WARNING oslo_config.cfg [None req-f45038c9-0819-4ea1-b228-2a5c081539fe - - - - - -] 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.
2026-02-27 18:45:11.297 1 WARNING oslo_config.cfg [None req-f45038c9-0819-4ea1-b228-2a5c081539fe - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-02-27 18:45:11.309 1 INFO cinder.service [-] Starting cinder-backup node (version 21.3.3)
2026-02-27 18:45:11.327 1 INFO cinder.backup.manager [None req-79ab8fe9-5940-4a51-ab34-d1982b28d0d6 - - - - - -] Cleaning up incomplete backup operations.
2026-02-27 18:45:11.469 1 INFO cinder.keymgr.migration [None req-210c7c75-708f-46d2-bb03-8702cab45aa1 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.