+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-08-21 22:49:35.185 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-08-21 22:49:35.464 1 INFO cinder.rpc [None req-edfb369a-134b-493c-894a-90df34cf45d1 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-08-21 22:49:35.466 1 INFO cinder.rpc [None req-edfb369a-134b-493c-894a-90df34cf45d1 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-08-21 22:49:35.469 1 INFO cinder.rpc [None req-edfb369a-134b-493c-894a-90df34cf45d1 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-08-21 22:49:35.471 1 INFO cinder.rpc [None req-edfb369a-134b-493c-894a-90df34cf45d1 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-08-21 22:49:35.473 1 INFO cinder.rpc [None req-edfb369a-134b-493c-894a-90df34cf45d1 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-08-21 22:49:35.477 1 INFO cinder.rpc [None req-edfb369a-134b-493c-894a-90df34cf45d1 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-08-21 22:49:35.541 1 WARNING oslo_config.cfg [None req-edfb369a-134b-493c-894a-90df34cf45d1 - - - - - -] 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.
2026-08-21 22:49:35.542 1 WARNING oslo_config.cfg [None req-edfb369a-134b-493c-894a-90df34cf45d1 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-08-21 22:49:35.554 1 INFO cinder.service [-] Starting cinder-backup node (version 27.0.25)
2026-08-21 22:49:35.577 1 INFO cinder.backup.manager [None req-48004dcc-1890-426c-8c5f-3caa3ad21ede - - - - - -] Cleaning up incomplete backup operations.
2026-08-21 22:49:35.641 1 INFO cinder.keymgr.migration [None req-901743db-d355-4798-a751-454a83fdad4e - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.