+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-05-05 10:45:08.475 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-05-05 10:45:08.747 1 INFO cinder.rpc [None req-4e3fc740-0236-42b9-8d23-774a80972eb0 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-05-05 10:45:08.749 1 INFO cinder.rpc [None req-4e3fc740-0236-42b9-8d23-774a80972eb0 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-05-05 10:45:08.754 1 INFO cinder.rpc [None req-4e3fc740-0236-42b9-8d23-774a80972eb0 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-05-05 10:45:08.762 1 INFO cinder.rpc [None req-4e3fc740-0236-42b9-8d23-774a80972eb0 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-05-05 10:45:08.790 1 INFO cinder.rpc [None req-4e3fc740-0236-42b9-8d23-774a80972eb0 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-05-05 10:45:08.794 1 INFO cinder.rpc [None req-4e3fc740-0236-42b9-8d23-774a80972eb0 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-05-05 10:45:08.861 1 WARNING oslo_config.cfg [None req-4e3fc740-0236-42b9-8d23-774a80972eb0 - - - - - -] 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.
2026-05-05 10:45:08.862 1 WARNING oslo_config.cfg [None req-4e3fc740-0236-42b9-8d23-774a80972eb0 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-05-05 10:45:08.874 1 INFO cinder.service [-] Starting cinder-backup node (version 27.0.1)
2026-05-05 10:45:08.897 1 INFO cinder.backup.manager [None req-511f5c16-717b-4577-9315-7bae32a9a101 - - - - - -] Cleaning up incomplete backup operations.
2026-05-05 10:45:08.959 1 INFO cinder.keymgr.migration [None req-94aa307c-46d9-4d63-9b5c-311a22031b92 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.