+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-08-20 06:39:59.635 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-08-20 06:39:59.869 1 INFO cinder.rpc [None req-c56bba08-ab18-443a-be4c-9e3361b9a529 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-08-20 06:39:59.873 1 INFO cinder.rpc [None req-c56bba08-ab18-443a-be4c-9e3361b9a529 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-08-20 06:39:59.876 1 INFO cinder.rpc [None req-c56bba08-ab18-443a-be4c-9e3361b9a529 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-08-20 06:39:59.881 1 INFO cinder.rpc [None req-c56bba08-ab18-443a-be4c-9e3361b9a529 - - - - - -] Automatically selected cinder-volume RPC version 3.18 as minimum service version.
2026-08-20 06:39:59.890 1 INFO cinder.rpc [None req-c56bba08-ab18-443a-be4c-9e3361b9a529 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-08-20 06:39:59.895 1 INFO cinder.rpc [None req-c56bba08-ab18-443a-be4c-9e3361b9a529 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-08-20 06:40:00.049 1 WARNING oslo_config.cfg [None req-c56bba08-ab18-443a-be4c-9e3361b9a529 - - - - - -] 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.
2026-08-20 06:40:00.051 1 WARNING oslo_config.cfg [None req-c56bba08-ab18-443a-be4c-9e3361b9a529 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-08-20 06:40:00.062 1 INFO cinder.service [-] Starting cinder-backup node (version 23.5.0)
2026-08-20 06:40:00.080 1 INFO cinder.backup.manager [None req-8f32a859-c0d5-4265-9091-e14f71d54b0e - - - - - -] Cleaning up incomplete backup operations.
2026-08-20 06:40:00.132 1 INFO cinder.keymgr.migration [None req-d0b80a51-7e98-4687-9154-dd152dd5e30f - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.