+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-07-22 22:30:07.468 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-07-22 22:30:07.725 1 INFO cinder.rpc [None req-60b91d2a-863f-48d4-9845-c7475bc155db - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-07-22 22:30:07.728 1 INFO cinder.rpc [None req-60b91d2a-863f-48d4-9845-c7475bc155db - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-07-22 22:30:07.731 1 INFO cinder.rpc [None req-60b91d2a-863f-48d4-9845-c7475bc155db - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-07-22 22:30:07.735 1 INFO cinder.rpc [None req-60b91d2a-863f-48d4-9845-c7475bc155db - - - - - -] Automatically selected cinder-volume RPC version 3.18 as minimum service version.
2026-07-22 22:30:07.739 1 INFO cinder.rpc [None req-60b91d2a-863f-48d4-9845-c7475bc155db - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-07-22 22:30:07.742 1 INFO cinder.rpc [None req-60b91d2a-863f-48d4-9845-c7475bc155db - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-07-22 22:30:07.884 1 WARNING oslo_config.cfg [None req-60b91d2a-863f-48d4-9845-c7475bc155db - - - - - -] 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.
2026-07-22 22:30:07.885 1 WARNING oslo_config.cfg [None req-60b91d2a-863f-48d4-9845-c7475bc155db - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-07-22 22:30:07.897 1 INFO cinder.service [-] Starting cinder-backup node (version 23.5.0)
2026-07-22 22:30:07.915 1 INFO cinder.backup.manager [None req-7e0e4dc0-e948-4cad-9112-aa0adf3b9137 - - - - - -] Cleaning up incomplete backup operations.
2026-07-22 22:30:07.970 1 INFO cinder.keymgr.migration [None req-c41f47db-c67f-4d45-8856-22d05e8b0cd3 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.