+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-09-18 06:03:11.223 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-09-18 06:03:11.493 1 INFO cinder.rpc [None req-33aae540-81f2-4966-9d5b-5a5eb147308c - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-09-18 06:03:11.495 1 INFO cinder.rpc [None req-33aae540-81f2-4966-9d5b-5a5eb147308c - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-09-18 06:03:11.498 1 INFO cinder.rpc [None req-33aae540-81f2-4966-9d5b-5a5eb147308c - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-09-18 06:03:11.500 1 INFO cinder.rpc [None req-33aae540-81f2-4966-9d5b-5a5eb147308c - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-09-18 06:03:11.502 1 INFO cinder.rpc [None req-33aae540-81f2-4966-9d5b-5a5eb147308c - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-09-18 06:03:11.504 1 INFO cinder.rpc [None req-33aae540-81f2-4966-9d5b-5a5eb147308c - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-09-18 06:03:11.574 1 WARNING oslo_config.cfg [None req-33aae540-81f2-4966-9d5b-5a5eb147308c - - - - - -] 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.
2026-09-18 06:03:11.575 1 WARNING oslo_config.cfg [None req-33aae540-81f2-4966-9d5b-5a5eb147308c - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-09-18 06:03:11.592 1 INFO cinder.service [-] Starting cinder-backup node (version 27.0.0)
2026-09-18 06:03:11.623 1 INFO cinder.backup.manager [None req-53087e42-7b31-40f8-a8cf-c67aa19298d7 - - - - - -] Cleaning up incomplete backup operations.
2026-09-18 06:03:11.684 1 INFO cinder.keymgr.migration [None req-c92bc79d-6b56-44ba-bdc0-6b711735c5df - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.