+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-08-18 19:22:07.233 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-08-18 19:22:07.479 1 INFO cinder.rpc [None req-6a988866-7603-43fa-9838-daf662c75fc3 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-08-18 19:22:07.486 1 INFO cinder.rpc [None req-6a988866-7603-43fa-9838-daf662c75fc3 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-08-18 19:22:07.490 1 INFO cinder.rpc [None req-6a988866-7603-43fa-9838-daf662c75fc3 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-08-18 19:22:07.497 1 INFO cinder.rpc [None req-6a988866-7603-43fa-9838-daf662c75fc3 - - - - - -] Automatically selected cinder-volume RPC version 3.18 as minimum service version.
2026-08-18 19:22:07.501 1 INFO cinder.rpc [None req-6a988866-7603-43fa-9838-daf662c75fc3 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-08-18 19:22:07.509 1 INFO cinder.rpc [None req-6a988866-7603-43fa-9838-daf662c75fc3 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-08-18 19:22:07.577 1 WARNING oslo_config.cfg [None req-6a988866-7603-43fa-9838-daf662c75fc3 - - - - - -] 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.
2026-08-18 19:22:07.578 1 WARNING oslo_config.cfg [None req-6a988866-7603-43fa-9838-daf662c75fc3 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-08-18 19:22:07.591 1 INFO cinder.service [-] Starting cinder-backup node (version 22.3.7)
2026-08-18 19:22:07.611 1 INFO cinder.backup.manager [None req-c7418db5-1aae-4f55-a022-a08556aef65e - - - - - -] Cleaning up incomplete backup operations.
2026-08-18 19:22:07.792 1 INFO cinder.keymgr.migration [None req-dbb9bb99-0586-429f-aa9e-62f7ee688578 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.