+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-08-13 09:22:23.071 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-08-13 09:22:23.372 1 INFO cinder.rpc [None req-b8213907-2a83-4642-bcaa-f3ebfe5d531a - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-08-13 09:22:23.374 1 INFO cinder.rpc [None req-b8213907-2a83-4642-bcaa-f3ebfe5d531a - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-08-13 09:22:23.376 1 INFO cinder.rpc [None req-b8213907-2a83-4642-bcaa-f3ebfe5d531a - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-08-13 09:22:23.378 1 INFO cinder.rpc [None req-b8213907-2a83-4642-bcaa-f3ebfe5d531a - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-08-13 09:22:23.381 1 INFO cinder.rpc [None req-b8213907-2a83-4642-bcaa-f3ebfe5d531a - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-08-13 09:22:23.385 1 INFO cinder.rpc [None req-b8213907-2a83-4642-bcaa-f3ebfe5d531a - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-08-13 09:22:23.464 1 WARNING oslo_config.cfg [None req-b8213907-2a83-4642-bcaa-f3ebfe5d531a - - - - - -] 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.
2026-08-13 09:22:23.465 1 WARNING oslo_config.cfg [None req-b8213907-2a83-4642-bcaa-f3ebfe5d531a - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-08-13 09:22:23.474 1 INFO cinder.service [-] Starting cinder-backup node (version 27.1.0)
2026-08-13 09:22:23.503 1 INFO cinder.backup.manager [None req-4b0df400-595b-4e13-8c8e-6e16656e553e - - - - - -] Cleaning up incomplete backup operations.
2026-08-13 09:22:23.570 1 INFO cinder.keymgr.migration [None req-95896d72-3821-43ec-b3de-43a8f6ca4553 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.