+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-07-06 23:44:15.373 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-07-06 23:44:15.650 1 INFO cinder.rpc [None req-04489572-904e-47c7-b281-807be16edb40 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-07-06 23:44:15.652 1 INFO cinder.rpc [None req-04489572-904e-47c7-b281-807be16edb40 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-07-06 23:44:15.655 1 INFO cinder.rpc [None req-04489572-904e-47c7-b281-807be16edb40 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-07-06 23:44:15.657 1 INFO cinder.rpc [None req-04489572-904e-47c7-b281-807be16edb40 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-07-06 23:44:15.659 1 INFO cinder.rpc [None req-04489572-904e-47c7-b281-807be16edb40 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-07-06 23:44:15.662 1 INFO cinder.rpc [None req-04489572-904e-47c7-b281-807be16edb40 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-07-06 23:44:15.733 1 WARNING oslo_config.cfg [None req-04489572-904e-47c7-b281-807be16edb40 - - - - - -] 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.
2026-07-06 23:44:15.734 1 WARNING oslo_config.cfg [None req-04489572-904e-47c7-b281-807be16edb40 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-07-06 23:44:15.742 1 INFO cinder.service [-] Starting cinder-backup node (version 26.2.1)
2026-07-06 23:44:15.768 1 INFO cinder.backup.manager [None req-3f54f67c-fb96-405e-a902-560ed5e227d3 - - - - - -] Cleaning up incomplete backup operations.
2026-07-06 23:44:15.821 1 INFO cinder.keymgr.migration [None req-eb18dcc9-2aad-419d-a1e2-4296dc79e12d - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.