+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-07-22 22:31:05.342 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-07-22 22:31:05.607 1 INFO cinder.rpc [None req-9dbe8c30-3fed-4930-8958-0d2001113b6b - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-07-22 22:31:05.611 1 INFO cinder.rpc [None req-9dbe8c30-3fed-4930-8958-0d2001113b6b - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-07-22 22:31:05.614 1 INFO cinder.rpc [None req-9dbe8c30-3fed-4930-8958-0d2001113b6b - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-07-22 22:31:05.618 1 INFO cinder.rpc [None req-9dbe8c30-3fed-4930-8958-0d2001113b6b - - - - - -] Automatically selected cinder-volume RPC version 3.18 as minimum service version.
2026-07-22 22:31:05.621 1 INFO cinder.rpc [None req-9dbe8c30-3fed-4930-8958-0d2001113b6b - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-07-22 22:31:05.623 1 INFO cinder.rpc [None req-9dbe8c30-3fed-4930-8958-0d2001113b6b - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-07-22 22:31:05.763 1 WARNING oslo_config.cfg [None req-9dbe8c30-3fed-4930-8958-0d2001113b6b - - - - - -] 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.
2026-07-22 22:31:05.765 1 WARNING oslo_config.cfg [None req-9dbe8c30-3fed-4930-8958-0d2001113b6b - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-07-22 22:31:05.776 1 INFO cinder.service [-] Starting cinder-backup node (version 23.5.0)
2026-07-22 22:31:05.795 1 INFO cinder.backup.manager [None req-1709656c-0236-45f8-ba4c-3047b7036d7e - - - - - -] Cleaning up incomplete backup operations.
2026-07-22 22:31:05.856 1 INFO cinder.keymgr.migration [None req-6d1f09d5-4ce9-4af1-b056-90113b8123fc - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.