+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-07-10 21:52:56.549 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-07-10 21:52:56.792 1 INFO cinder.rpc [None req-bd48643b-63cd-4b7c-91a1-8deec9930699 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-07-10 21:52:56.795 1 INFO cinder.rpc [None req-bd48643b-63cd-4b7c-91a1-8deec9930699 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-07-10 21:52:56.798 1 INFO cinder.rpc [None req-bd48643b-63cd-4b7c-91a1-8deec9930699 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-07-10 21:52:56.801 1 INFO cinder.rpc [None req-bd48643b-63cd-4b7c-91a1-8deec9930699 - - - - - -] Automatically selected cinder-volume RPC version 3.18 as minimum service version.
2026-07-10 21:52:56.804 1 INFO cinder.rpc [None req-bd48643b-63cd-4b7c-91a1-8deec9930699 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-07-10 21:52:56.808 1 INFO cinder.rpc [None req-bd48643b-63cd-4b7c-91a1-8deec9930699 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-07-10 21:52:56.866 1 WARNING oslo_config.cfg [None req-bd48643b-63cd-4b7c-91a1-8deec9930699 - - - - - -] 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.
2026-07-10 21:52:56.867 1 WARNING oslo_config.cfg [None req-bd48643b-63cd-4b7c-91a1-8deec9930699 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-07-10 21:52:56.879 1 INFO cinder.service [-] Starting cinder-backup node (version 22.3.1)
2026-07-10 21:52:56.898 1 INFO cinder.backup.manager [None req-e85de6c1-6945-497c-9230-59fc2388add3 - - - - - -] Cleaning up incomplete backup operations.
2026-07-10 21:52:57.023 1 INFO cinder.keymgr.migration [None req-3230fcb5-9ef8-4265-825d-1bf6483500fe - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.