+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-06-15 14:28:30.095 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-06-15 14:28:30.389 1 INFO cinder.rpc [None req-bfce7e78-7bda-4b77-91fe-32cf7363863c - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-06-15 14:28:30.393 1 INFO cinder.rpc [None req-bfce7e78-7bda-4b77-91fe-32cf7363863c - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-06-15 14:28:30.396 1 INFO cinder.rpc [None req-bfce7e78-7bda-4b77-91fe-32cf7363863c - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-06-15 14:28:30.399 1 INFO cinder.rpc [None req-bfce7e78-7bda-4b77-91fe-32cf7363863c - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-06-15 14:28:30.402 1 INFO cinder.rpc [None req-bfce7e78-7bda-4b77-91fe-32cf7363863c - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-06-15 14:28:30.405 1 INFO cinder.rpc [None req-bfce7e78-7bda-4b77-91fe-32cf7363863c - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-06-15 14:28:30.466 1 WARNING oslo_config.cfg [None req-bfce7e78-7bda-4b77-91fe-32cf7363863c - - - - - -] 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.
2026-06-15 14:28:30.467 1 WARNING oslo_config.cfg [None req-bfce7e78-7bda-4b77-91fe-32cf7363863c - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-06-15 14:28:30.477 1 INFO cinder.service [-] Starting cinder-backup node (version 27.1.0)
2026-06-15 14:28:30.501 1 INFO cinder.backup.manager [None req-768ba409-809c-4aee-8145-bc74d1cbb303 - - - - - -] Cleaning up incomplete backup operations.
2026-06-15 14:28:30.568 1 INFO cinder.keymgr.migration [None req-4ca32f99-3969-44db-a4ae-edbc6210755e - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.