+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-06-05 23:57:46.468 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-06-05 23:57:46.753 1 INFO cinder.rpc [None req-c517d8ab-f7ad-428d-a75c-5b8531c9cfcd - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-06-05 23:57:46.755 1 INFO cinder.rpc [None req-c517d8ab-f7ad-428d-a75c-5b8531c9cfcd - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-06-05 23:57:46.760 1 INFO cinder.rpc [None req-c517d8ab-f7ad-428d-a75c-5b8531c9cfcd - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-06-05 23:57:46.762 1 INFO cinder.rpc [None req-c517d8ab-f7ad-428d-a75c-5b8531c9cfcd - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-06-05 23:57:46.768 1 INFO cinder.rpc [None req-c517d8ab-f7ad-428d-a75c-5b8531c9cfcd - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-06-05 23:57:46.773 1 INFO cinder.rpc [None req-c517d8ab-f7ad-428d-a75c-5b8531c9cfcd - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-06-05 23:57:46.849 1 WARNING oslo_config.cfg [None req-c517d8ab-f7ad-428d-a75c-5b8531c9cfcd - - - - - -] 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.
2026-06-05 23:57:46.850 1 WARNING oslo_config.cfg [None req-c517d8ab-f7ad-428d-a75c-5b8531c9cfcd - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-06-05 23:57:46.859 1 INFO cinder.service [-] Starting cinder-backup node (version 27.1.0)
2026-06-05 23:57:46.885 1 INFO cinder.backup.manager [None req-14c286af-607e-4707-adde-ea292cf11151 - - - - - -] Cleaning up incomplete backup operations.
2026-06-05 23:57:46.950 1 INFO cinder.keymgr.migration [None req-10eb1cfc-3769-409d-83f6-db9c6bea6d04 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.