+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-08-22 11:02:29.109 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-08-22 11:02:29.398 1 INFO cinder.rpc [None req-ab62b5b8-2133-444d-a513-59710881b322 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-08-22 11:02:29.401 1 INFO cinder.rpc [None req-ab62b5b8-2133-444d-a513-59710881b322 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-08-22 11:02:29.404 1 INFO cinder.rpc [None req-ab62b5b8-2133-444d-a513-59710881b322 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-08-22 11:02:29.406 1 INFO cinder.rpc [None req-ab62b5b8-2133-444d-a513-59710881b322 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-08-22 11:02:29.409 1 INFO cinder.rpc [None req-ab62b5b8-2133-444d-a513-59710881b322 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-08-22 11:02:29.412 1 INFO cinder.rpc [None req-ab62b5b8-2133-444d-a513-59710881b322 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-08-22 11:02:29.474 1 WARNING oslo_config.cfg [None req-ab62b5b8-2133-444d-a513-59710881b322 - - - - - -] 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.
2026-08-22 11:02:29.475 1 WARNING oslo_config.cfg [None req-ab62b5b8-2133-444d-a513-59710881b322 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-08-22 11:02:29.484 1 INFO cinder.service [-] Starting cinder-backup node (version 27.1.0)
2026-08-22 11:02:29.509 1 INFO cinder.backup.manager [None req-9163267d-f810-486d-b42d-f55e863969eb - - - - - -] Cleaning up incomplete backup operations.
2026-08-22 11:02:29.567 1 INFO cinder.keymgr.migration [None req-ad32f1e9-81a9-4f1f-b1d9-cf77d5e7ac05 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.