+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-08-20 01:41:30.843 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-08-20 01:41:31.089 1 INFO cinder.rpc [None req-0544cd91-fd19-481e-b72b-2d7b1470cb3a - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-08-20 01:41:31.092 1 INFO cinder.rpc [None req-0544cd91-fd19-481e-b72b-2d7b1470cb3a - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-08-20 01:41:31.098 1 INFO cinder.rpc [None req-0544cd91-fd19-481e-b72b-2d7b1470cb3a - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-08-20 01:41:31.102 1 INFO cinder.rpc [None req-0544cd91-fd19-481e-b72b-2d7b1470cb3a - - - - - -] Automatically selected cinder-volume RPC version 3.18 as minimum service version.
2026-08-20 01:41:31.106 1 INFO cinder.rpc [None req-0544cd91-fd19-481e-b72b-2d7b1470cb3a - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-08-20 01:41:31.112 1 INFO cinder.rpc [None req-0544cd91-fd19-481e-b72b-2d7b1470cb3a - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-08-20 01:41:31.295 1 WARNING oslo_config.cfg [None req-0544cd91-fd19-481e-b72b-2d7b1470cb3a - - - - - -] 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.
2026-08-20 01:41:31.296 1 WARNING oslo_config.cfg [None req-0544cd91-fd19-481e-b72b-2d7b1470cb3a - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-08-20 01:41:31.307 1 INFO cinder.service [-] Starting cinder-backup node (version 23.5.0)
2026-08-20 01:41:31.335 1 INFO cinder.backup.manager [None req-685272e7-de14-4952-8278-4985c899d1f7 - - - - - -] Cleaning up incomplete backup operations.
2026-08-20 01:41:31.402 1 INFO cinder.keymgr.migration [None req-34a08c2b-3204-44d7-b31f-fff070765711 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.