+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-10-02 15:48:49.498 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-10-02 15:48:49.765 1 INFO cinder.rpc [None req-f1a0d87d-03fc-430b-825d-da1d3740403a - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-10-02 15:48:49.768 1 INFO cinder.rpc [None req-f1a0d87d-03fc-430b-825d-da1d3740403a - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-10-02 15:48:49.770 1 INFO cinder.rpc [None req-f1a0d87d-03fc-430b-825d-da1d3740403a - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-10-02 15:48:49.772 1 INFO cinder.rpc [None req-f1a0d87d-03fc-430b-825d-da1d3740403a - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-10-02 15:48:49.774 1 INFO cinder.rpc [None req-f1a0d87d-03fc-430b-825d-da1d3740403a - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-10-02 15:48:49.777 1 INFO cinder.rpc [None req-f1a0d87d-03fc-430b-825d-da1d3740403a - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-10-02 15:48:49.837 1 WARNING oslo_config.cfg [None req-f1a0d87d-03fc-430b-825d-da1d3740403a - - - - - -] 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.
2026-10-02 15:48:49.838 1 WARNING oslo_config.cfg [None req-f1a0d87d-03fc-430b-825d-da1d3740403a - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-10-02 15:48:49.846 1 INFO cinder.service [-] Starting cinder-backup node (version 27.0.0)
2026-10-02 15:48:49.868 1 INFO cinder.backup.manager [None req-c46b73ac-c01f-4105-bdd3-62824cdee584 - - - - - -] Cleaning up incomplete backup operations.
2026-10-02 15:48:49.926 1 INFO cinder.keymgr.migration [None req-245297b9-8484-497b-899b-70ac0df1684e - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.