+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-06-10 10:52:14.073 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-06-10 10:52:14.406 1 INFO cinder.rpc [None req-e295de54-44d1-4793-99f3-e12d6d0de3b5 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-06-10 10:52:14.409 1 INFO cinder.rpc [None req-e295de54-44d1-4793-99f3-e12d6d0de3b5 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-06-10 10:52:14.411 1 INFO cinder.rpc [None req-e295de54-44d1-4793-99f3-e12d6d0de3b5 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-06-10 10:52:14.414 1 INFO cinder.rpc [None req-e295de54-44d1-4793-99f3-e12d6d0de3b5 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-06-10 10:52:14.417 1 INFO cinder.rpc [None req-e295de54-44d1-4793-99f3-e12d6d0de3b5 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-06-10 10:52:14.420 1 INFO cinder.rpc [None req-e295de54-44d1-4793-99f3-e12d6d0de3b5 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-06-10 10:52:14.491 1 WARNING oslo_config.cfg [None req-e295de54-44d1-4793-99f3-e12d6d0de3b5 - - - - - -] 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.
2026-06-10 10:52:14.492 1 WARNING oslo_config.cfg [None req-e295de54-44d1-4793-99f3-e12d6d0de3b5 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-06-10 10:52:14.501 1 INFO cinder.service [-] Starting cinder-backup node (version 27.1.0)
2026-06-10 10:52:14.527 1 INFO cinder.backup.manager [None req-541d3dcb-c449-4752-b279-606240aeec57 - - - - - -] Cleaning up incomplete backup operations.
2026-06-10 10:52:14.591 1 INFO cinder.keymgr.migration [None req-d3b5d4c5-bd46-4902-b7b5-6a95751ee3f4 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.