+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-07-21 07:03:44.815 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-07-21 07:03:45.054 1 INFO cinder.rpc [None req-e5b7ede7-50ce-4adc-bd3d-9d199eaf280b - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-07-21 07:03:45.057 1 INFO cinder.rpc [None req-e5b7ede7-50ce-4adc-bd3d-9d199eaf280b - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-07-21 07:03:45.060 1 INFO cinder.rpc [None req-e5b7ede7-50ce-4adc-bd3d-9d199eaf280b - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-07-21 07:03:45.063 1 INFO cinder.rpc [None req-e5b7ede7-50ce-4adc-bd3d-9d199eaf280b - - - - - -] Automatically selected cinder-volume RPC version 3.18 as minimum service version.
2026-07-21 07:03:45.066 1 INFO cinder.rpc [None req-e5b7ede7-50ce-4adc-bd3d-9d199eaf280b - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-07-21 07:03:45.074 1 INFO cinder.rpc [None req-e5b7ede7-50ce-4adc-bd3d-9d199eaf280b - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-07-21 07:03:45.203 1 WARNING oslo_config.cfg [None req-e5b7ede7-50ce-4adc-bd3d-9d199eaf280b - - - - - -] 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.
2026-07-21 07:03:45.204 1 WARNING oslo_config.cfg [None req-e5b7ede7-50ce-4adc-bd3d-9d199eaf280b - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-07-21 07:03:45.216 1 INFO cinder.service [-] Starting cinder-backup node (version 23.5.0)
2026-07-21 07:03:45.234 1 INFO cinder.backup.manager [None req-52162c4f-44ff-4dc3-aebb-16202f0832ec - - - - - -] Cleaning up incomplete backup operations.
2026-07-21 07:03:45.287 1 INFO cinder.keymgr.migration [None req-c0c9b8e8-eb71-45e2-8d20-60b4f4536e10 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.