+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-06-25 22:50:16.656 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-06-25 22:50:16.943 1 INFO cinder.rpc [None req-5c79fa04-be27-4769-8eb9-26dcf75be86d - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-06-25 22:50:16.946 1 INFO cinder.rpc [None req-5c79fa04-be27-4769-8eb9-26dcf75be86d - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-06-25 22:50:16.949 1 INFO cinder.rpc [None req-5c79fa04-be27-4769-8eb9-26dcf75be86d - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-06-25 22:50:16.951 1 INFO cinder.rpc [None req-5c79fa04-be27-4769-8eb9-26dcf75be86d - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-06-25 22:50:16.954 1 INFO cinder.rpc [None req-5c79fa04-be27-4769-8eb9-26dcf75be86d - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-06-25 22:50:16.957 1 INFO cinder.rpc [None req-5c79fa04-be27-4769-8eb9-26dcf75be86d - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-06-25 22:50:17.019 1 WARNING oslo_config.cfg [None req-5c79fa04-be27-4769-8eb9-26dcf75be86d - - - - - -] 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.
2026-06-25 22:50:17.020 1 WARNING oslo_config.cfg [None req-5c79fa04-be27-4769-8eb9-26dcf75be86d - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-06-25 22:50:17.030 1 INFO cinder.service [-] Starting cinder-backup node (version 27.0.1)
2026-06-25 22:50:17.053 1 INFO cinder.backup.manager [None req-204f1767-1f5f-4e32-b78e-342c87440c18 - - - - - -] Cleaning up incomplete backup operations.
2026-06-25 22:50:17.115 1 INFO cinder.keymgr.migration [None req-eb475e6f-7b22-41e0-8ab5-4d211603344d - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.