+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-05-14 01:44:20.078 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-05-14 01:44:20.362 1 INFO cinder.rpc [None req-ec5429c6-3349-4512-9ed5-51efaccb9fa7 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-05-14 01:44:20.364 1 INFO cinder.rpc [None req-ec5429c6-3349-4512-9ed5-51efaccb9fa7 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-05-14 01:44:20.367 1 INFO cinder.rpc [None req-ec5429c6-3349-4512-9ed5-51efaccb9fa7 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-05-14 01:44:20.370 1 INFO cinder.rpc [None req-ec5429c6-3349-4512-9ed5-51efaccb9fa7 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-05-14 01:44:20.373 1 INFO cinder.rpc [None req-ec5429c6-3349-4512-9ed5-51efaccb9fa7 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-05-14 01:44:20.376 1 INFO cinder.rpc [None req-ec5429c6-3349-4512-9ed5-51efaccb9fa7 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-05-14 01:44:20.436 1 WARNING oslo_config.cfg [None req-ec5429c6-3349-4512-9ed5-51efaccb9fa7 - - - - - -] 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.
2026-05-14 01:44:20.438 1 WARNING oslo_config.cfg [None req-ec5429c6-3349-4512-9ed5-51efaccb9fa7 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-05-14 01:44:20.449 1 INFO cinder.service [-] Starting cinder-backup node (version 27.1.0)
2026-05-14 01:44:20.473 1 INFO cinder.backup.manager [None req-93a84c1f-8874-47fd-a49a-08da975f858b - - - - - -] Cleaning up incomplete backup operations.
2026-05-14 01:44:20.535 1 INFO cinder.keymgr.migration [None req-7e5d03e3-c38f-468e-aafd-c48cb49a918e - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.