+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-06-25 22:48:03.412 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-06-25 22:48:03.736 1 INFO cinder.rpc [None req-78e28026-8e6f-426e-ad6c-45f4af018239 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-06-25 22:48:03.739 1 INFO cinder.rpc [None req-78e28026-8e6f-426e-ad6c-45f4af018239 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-06-25 22:48:03.741 1 INFO cinder.rpc [None req-78e28026-8e6f-426e-ad6c-45f4af018239 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-06-25 22:48:03.743 1 INFO cinder.rpc [None req-78e28026-8e6f-426e-ad6c-45f4af018239 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-06-25 22:48:03.745 1 INFO cinder.rpc [None req-78e28026-8e6f-426e-ad6c-45f4af018239 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-06-25 22:48:03.748 1 INFO cinder.rpc [None req-78e28026-8e6f-426e-ad6c-45f4af018239 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-06-25 22:48:03.817 1 WARNING oslo_config.cfg [None req-78e28026-8e6f-426e-ad6c-45f4af018239 - - - - - -] 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.
2026-06-25 22:48:03.818 1 WARNING oslo_config.cfg [None req-78e28026-8e6f-426e-ad6c-45f4af018239 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-06-25 22:48:03.829 1 INFO cinder.service [-] Starting cinder-backup node (version 26.2.1)
2026-06-25 22:48:03.854 1 INFO cinder.backup.manager [None req-0981b451-e498-4bb5-ac37-c0cb6fe37105 - - - - - -] Cleaning up incomplete backup operations.
2026-06-25 22:48:03.914 1 INFO cinder.keymgr.migration [None req-b2f0289b-dce5-4909-af83-21e408c35863 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.