+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-02-28 10:32:56.828 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-02-28 10:32:57.127 1 INFO cinder.rpc [None req-b2208896-2b26-4984-8f74-a219ff5ee22b - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-02-28 10:32:57.130 1 INFO cinder.rpc [None req-b2208896-2b26-4984-8f74-a219ff5ee22b - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-02-28 10:32:57.132 1 INFO cinder.rpc [None req-b2208896-2b26-4984-8f74-a219ff5ee22b - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-02-28 10:32:57.134 1 INFO cinder.rpc [None req-b2208896-2b26-4984-8f74-a219ff5ee22b - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-02-28 10:32:57.137 1 INFO cinder.rpc [None req-b2208896-2b26-4984-8f74-a219ff5ee22b - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-02-28 10:32:57.139 1 INFO cinder.rpc [None req-b2208896-2b26-4984-8f74-a219ff5ee22b - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-02-28 10:32:57.206 1 WARNING oslo_config.cfg [None req-b2208896-2b26-4984-8f74-a219ff5ee22b - - - - - -] 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.
2026-02-28 10:32:57.207 1 WARNING oslo_config.cfg [None req-b2208896-2b26-4984-8f74-a219ff5ee22b - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-02-28 10:32:57.217 1 INFO cinder.service [-] Starting cinder-backup node (version 27.1.0)
2026-02-28 10:32:57.244 1 INFO cinder.backup.manager [None req-4147dda5-0fd3-4ad8-bd30-b25e711a3efa - - - - - -] Cleaning up incomplete backup operations.
2026-02-28 10:32:57.308 1 INFO cinder.keymgr.migration [None req-87b21bd0-2661-4e54-a44d-713fb90604b9 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.