+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-10-09 02:51:24.287 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-10-09 02:51:24.558 1 INFO cinder.rpc [None req-e2dfa0c5-3d2e-4804-9de3-9dbadcf19296 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-10-09 02:51:24.560 1 INFO cinder.rpc [None req-e2dfa0c5-3d2e-4804-9de3-9dbadcf19296 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-10-09 02:51:24.563 1 INFO cinder.rpc [None req-e2dfa0c5-3d2e-4804-9de3-9dbadcf19296 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-10-09 02:51:24.565 1 INFO cinder.rpc [None req-e2dfa0c5-3d2e-4804-9de3-9dbadcf19296 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-10-09 02:51:24.567 1 INFO cinder.rpc [None req-e2dfa0c5-3d2e-4804-9de3-9dbadcf19296 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-10-09 02:51:24.570 1 INFO cinder.rpc [None req-e2dfa0c5-3d2e-4804-9de3-9dbadcf19296 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-10-09 02:51:24.629 1 WARNING oslo_config.cfg [None req-e2dfa0c5-3d2e-4804-9de3-9dbadcf19296 - - - - - -] 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.
2026-10-09 02:51:24.629 1 WARNING oslo_config.cfg [None req-e2dfa0c5-3d2e-4804-9de3-9dbadcf19296 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-10-09 02:51:24.648 1 INFO cinder.service [-] Starting cinder-backup node (version 26.3.0)
2026-10-09 02:51:24.686 1 INFO cinder.backup.manager [None req-d82aec62-805a-4ae6-9ac2-d24d3e86a925 - - - - - -] Cleaning up incomplete backup operations.
2026-10-09 02:51:24.730 1 INFO cinder.keymgr.migration [None req-8804ab7d-1ef3-41bf-825a-bf28eab037d5 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.