+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-08-12 11:29:14.135 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-08-12 11:29:14.429 1 INFO cinder.rpc [None req-3244a4d5-fd54-481d-b9c1-a7ee3c05aa2d - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-08-12 11:29:14.431 1 INFO cinder.rpc [None req-3244a4d5-fd54-481d-b9c1-a7ee3c05aa2d - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-08-12 11:29:14.433 1 INFO cinder.rpc [None req-3244a4d5-fd54-481d-b9c1-a7ee3c05aa2d - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-08-12 11:29:14.435 1 INFO cinder.rpc [None req-3244a4d5-fd54-481d-b9c1-a7ee3c05aa2d - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-08-12 11:29:14.437 1 INFO cinder.rpc [None req-3244a4d5-fd54-481d-b9c1-a7ee3c05aa2d - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-08-12 11:29:14.440 1 INFO cinder.rpc [None req-3244a4d5-fd54-481d-b9c1-a7ee3c05aa2d - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-08-12 11:29:14.496 1 WARNING oslo_config.cfg [None req-3244a4d5-fd54-481d-b9c1-a7ee3c05aa2d - - - - - -] 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.
2026-08-12 11:29:14.497 1 WARNING oslo_config.cfg [None req-3244a4d5-fd54-481d-b9c1-a7ee3c05aa2d - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-08-12 11:29:14.506 1 INFO cinder.service [-] Starting cinder-backup node (version 27.0.1)
2026-08-12 11:29:14.529 1 INFO cinder.backup.manager [None req-67e805e3-ebea-44c3-83f3-89b34a632276 - - - - - -] Cleaning up incomplete backup operations.
2026-08-12 11:29:14.590 1 INFO cinder.keymgr.migration [None req-7bcdafc4-180d-4325-b70f-0bd93e421dff - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.