+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-05-07 17:04:46.443 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-05-07 17:04:46.717 1 INFO cinder.rpc [None req-98163628-7540-4728-b4ff-e9035197edbf - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-05-07 17:04:46.719 1 INFO cinder.rpc [None req-98163628-7540-4728-b4ff-e9035197edbf - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-05-07 17:04:46.722 1 INFO cinder.rpc [None req-98163628-7540-4728-b4ff-e9035197edbf - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-05-07 17:04:46.724 1 INFO cinder.rpc [None req-98163628-7540-4728-b4ff-e9035197edbf - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-05-07 17:04:46.728 1 INFO cinder.rpc [None req-98163628-7540-4728-b4ff-e9035197edbf - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-05-07 17:04:46.731 1 INFO cinder.rpc [None req-98163628-7540-4728-b4ff-e9035197edbf - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-05-07 17:04:46.789 1 WARNING oslo_config.cfg [None req-98163628-7540-4728-b4ff-e9035197edbf - - - - - -] 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.
2026-05-07 17:04:46.790 1 WARNING oslo_config.cfg [None req-98163628-7540-4728-b4ff-e9035197edbf - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-05-07 17:04:46.799 1 INFO cinder.service [-] Starting cinder-backup node (version 27.1.0)
2026-05-07 17:04:46.823 1 INFO cinder.backup.manager [None req-0a044602-fc7b-49ff-84f5-3a6c153b4629 - - - - - -] Cleaning up incomplete backup operations.
2026-05-07 17:04:46.883 1 INFO cinder.keymgr.migration [None req-1c187d35-71f4-477d-9142-9c18ad03fa10 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.