+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-06-18 16:37:36.937 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-06-18 16:37:37.241 1 INFO cinder.rpc [None req-6766345c-d398-40fb-b25b-abbe171854b0 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-06-18 16:37:37.244 1 INFO cinder.rpc [None req-6766345c-d398-40fb-b25b-abbe171854b0 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-06-18 16:37:37.246 1 INFO cinder.rpc [None req-6766345c-d398-40fb-b25b-abbe171854b0 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-06-18 16:37:37.249 1 INFO cinder.rpc [None req-6766345c-d398-40fb-b25b-abbe171854b0 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-06-18 16:37:37.252 1 INFO cinder.rpc [None req-6766345c-d398-40fb-b25b-abbe171854b0 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-06-18 16:37:37.255 1 INFO cinder.rpc [None req-6766345c-d398-40fb-b25b-abbe171854b0 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-06-18 16:37:37.326 1 WARNING oslo_config.cfg [None req-6766345c-d398-40fb-b25b-abbe171854b0 - - - - - -] 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.
2026-06-18 16:37:37.328 1 WARNING oslo_config.cfg [None req-6766345c-d398-40fb-b25b-abbe171854b0 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-06-18 16:37:37.338 1 INFO cinder.service [-] Starting cinder-backup node (version 27.1.0)
2026-06-18 16:37:37.363 1 INFO cinder.backup.manager [None req-8214c8c0-2c80-41f9-9348-3bca19dc1e1f - - - - - -] Cleaning up incomplete backup operations.
2026-06-18 16:37:37.432 1 INFO cinder.keymgr.migration [None req-fdb87ac8-efa1-4b5e-8b9c-728550ea7eb1 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.