+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-04-27 01:50:15.349 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-04-27 01:50:15.579 1 INFO cinder.rpc [None req-e5c61a60-bdaf-421d-9035-c937253ab353 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-04-27 01:50:15.582 1 INFO cinder.rpc [None req-e5c61a60-bdaf-421d-9035-c937253ab353 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-04-27 01:50:15.585 1 INFO cinder.rpc [None req-e5c61a60-bdaf-421d-9035-c937253ab353 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-04-27 01:50:15.590 1 INFO cinder.rpc [None req-e5c61a60-bdaf-421d-9035-c937253ab353 - - - - - -] Automatically selected cinder-volume RPC version 3.18 as minimum service version.
2026-04-27 01:50:15.593 1 INFO cinder.rpc [None req-e5c61a60-bdaf-421d-9035-c937253ab353 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-04-27 01:50:15.596 1 INFO cinder.rpc [None req-e5c61a60-bdaf-421d-9035-c937253ab353 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-04-27 01:50:15.655 1 WARNING oslo_config.cfg [None req-e5c61a60-bdaf-421d-9035-c937253ab353 - - - - - -] 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.
2026-04-27 01:50:15.656 1 WARNING oslo_config.cfg [None req-e5c61a60-bdaf-421d-9035-c937253ab353 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-04-27 01:50:15.666 1 INFO cinder.service [-] Starting cinder-backup node (version 22.3.1)
2026-04-27 01:50:15.684 1 INFO cinder.backup.manager [None req-c86fe4cc-4f18-40eb-8fb7-e36d8efec720 - - - - - -] Cleaning up incomplete backup operations.
2026-04-27 01:50:15.814 1 INFO cinder.keymgr.migration [None req-17f0e5bd-db11-42a1-859c-919c37aca74c - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.