+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-04-21 17:36:54.359 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-04-21 17:36:54.585 1 INFO cinder.rpc [None req-0fd53e6f-ed51-4ace-b962-656bdca12069 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-04-21 17:36:54.588 1 INFO cinder.rpc [None req-0fd53e6f-ed51-4ace-b962-656bdca12069 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-04-21 17:36:54.591 1 INFO cinder.rpc [None req-0fd53e6f-ed51-4ace-b962-656bdca12069 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-04-21 17:36:54.594 1 INFO cinder.rpc [None req-0fd53e6f-ed51-4ace-b962-656bdca12069 - - - - - -] Automatically selected cinder-volume RPC version 3.18 as minimum service version.
2026-04-21 17:36:54.598 1 INFO cinder.rpc [None req-0fd53e6f-ed51-4ace-b962-656bdca12069 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-04-21 17:36:54.601 1 INFO cinder.rpc [None req-0fd53e6f-ed51-4ace-b962-656bdca12069 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-04-21 17:36:54.724 1 WARNING oslo_config.cfg [None req-0fd53e6f-ed51-4ace-b962-656bdca12069 - - - - - -] 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.
2026-04-21 17:36:54.725 1 WARNING oslo_config.cfg [None req-0fd53e6f-ed51-4ace-b962-656bdca12069 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-04-21 17:36:54.739 1 INFO cinder.service [-] Starting cinder-backup node (version 23.5.0)
2026-04-21 17:36:54.757 1 INFO cinder.backup.manager [None req-753bac04-eabc-471c-8d83-6a05d49093d0 - - - - - -] Cleaning up incomplete backup operations.
2026-04-21 17:36:54.814 1 INFO cinder.keymgr.migration [None req-6914fb2d-3a46-40ec-a87b-9fccfdd3f90e - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.