+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-07-27 20:29:23.328 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-07-27 20:29:23.580 1 INFO cinder.rpc [None req-eab73557-d7d7-4952-8fec-72bfa5b41856 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-07-27 20:29:23.583 1 INFO cinder.rpc [None req-eab73557-d7d7-4952-8fec-72bfa5b41856 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-07-27 20:29:23.586 1 INFO cinder.rpc [None req-eab73557-d7d7-4952-8fec-72bfa5b41856 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-07-27 20:29:23.588 1 INFO cinder.rpc [None req-eab73557-d7d7-4952-8fec-72bfa5b41856 - - - - - -] Automatically selected cinder-volume RPC version 3.18 as minimum service version.
2026-07-27 20:29:23.592 1 INFO cinder.rpc [None req-eab73557-d7d7-4952-8fec-72bfa5b41856 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-07-27 20:29:23.595 1 INFO cinder.rpc [None req-eab73557-d7d7-4952-8fec-72bfa5b41856 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-07-27 20:29:23.744 1 WARNING oslo_config.cfg [None req-eab73557-d7d7-4952-8fec-72bfa5b41856 - - - - - -] 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.
2026-07-27 20:29:23.745 1 WARNING oslo_config.cfg [None req-eab73557-d7d7-4952-8fec-72bfa5b41856 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-07-27 20:29:23.756 1 INFO cinder.service [-] Starting cinder-backup node (version 23.5.0)
2026-07-27 20:29:23.774 1 INFO cinder.backup.manager [None req-a0cb3b1a-bd60-4a96-a5aa-8f4ec08bf6cd - - - - - -] Cleaning up incomplete backup operations.
2026-07-27 20:29:23.828 1 INFO cinder.keymgr.migration [None req-6699d8cb-24a6-4fbe-b7b2-dedf9688afe6 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.