+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-10-04 10:24:41.062 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-10-04 10:24:41.315 1 INFO cinder.rpc [None req-669fcbaa-5d84-48db-835b-b98dc501d157 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-10-04 10:24:41.319 1 INFO cinder.rpc [None req-669fcbaa-5d84-48db-835b-b98dc501d157 - - - - - -] Automatically selected cinder-backup RPC version 2.3 as minimum service version.
2026-10-04 10:24:41.322 1 INFO cinder.rpc [None req-669fcbaa-5d84-48db-835b-b98dc501d157 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-10-04 10:24:41.325 1 INFO cinder.rpc [None req-669fcbaa-5d84-48db-835b-b98dc501d157 - - - - - -] Automatically selected cinder-volume RPC version 3.18 as minimum service version.
2026-10-04 10:24:41.329 1 INFO cinder.rpc [None req-669fcbaa-5d84-48db-835b-b98dc501d157 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-10-04 10:24:41.333 1 INFO cinder.rpc [None req-669fcbaa-5d84-48db-835b-b98dc501d157 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-10-04 10:24:41.403 1 WARNING oslo_config.cfg [None req-669fcbaa-5d84-48db-835b-b98dc501d157 - - - - - -] 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.
2026-10-04 10:24:41.405 1 WARNING oslo_config.cfg [None req-669fcbaa-5d84-48db-835b-b98dc501d157 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-10-04 10:24:41.415 1 INFO cinder.service [-] Starting cinder-backup node (version 21.3.2)
2026-10-04 10:24:41.434 1 INFO cinder.backup.manager [None req-f6624386-0c1d-442b-887a-e60ad677f377 - - - - - -] Cleaning up incomplete backup operations.
2026-10-04 10:24:41.614 1 INFO cinder.keymgr.migration [None req-2229c4cf-672f-4f69-9076-620dab96932c - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.