+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-08-19 23:44:05.280 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-08-19 23:44:05.555 1 INFO cinder.rpc [None req-69298ac9-c523-4031-babc-5c270110e648 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-08-19 23:44:05.558 1 INFO cinder.rpc [None req-69298ac9-c523-4031-babc-5c270110e648 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-08-19 23:44:05.560 1 INFO cinder.rpc [None req-69298ac9-c523-4031-babc-5c270110e648 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-08-19 23:44:05.562 1 INFO cinder.rpc [None req-69298ac9-c523-4031-babc-5c270110e648 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-08-19 23:44:05.564 1 INFO cinder.rpc [None req-69298ac9-c523-4031-babc-5c270110e648 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-08-19 23:44:05.568 1 INFO cinder.rpc [None req-69298ac9-c523-4031-babc-5c270110e648 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-08-19 23:44:05.634 1 WARNING oslo_config.cfg [None req-69298ac9-c523-4031-babc-5c270110e648 - - - - - -] 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.
2026-08-19 23:44:05.636 1 WARNING oslo_config.cfg [None req-69298ac9-c523-4031-babc-5c270110e648 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-08-19 23:44:05.645 1 INFO cinder.service [-] Starting cinder-backup node (version 26.3.0)
2026-08-19 23:44:05.669 1 INFO cinder.backup.manager [None req-4d8558a3-8738-41c5-8285-a754a53bf406 - - - - - -] Cleaning up incomplete backup operations.
2026-08-19 23:44:05.712 1 INFO cinder.keymgr.migration [None req-ebd1921c-510f-4091-86ce-d66d697fa384 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.