+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-08-13 08:47:43.964 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-08-13 08:47:44.249 1 INFO cinder.rpc [None req-6898222d-7e60-4066-b340-c01acb13a466 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-08-13 08:47:44.253 1 INFO cinder.rpc [None req-6898222d-7e60-4066-b340-c01acb13a466 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-08-13 08:47:44.255 1 INFO cinder.rpc [None req-6898222d-7e60-4066-b340-c01acb13a466 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-08-13 08:47:44.258 1 INFO cinder.rpc [None req-6898222d-7e60-4066-b340-c01acb13a466 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-08-13 08:47:44.260 1 INFO cinder.rpc [None req-6898222d-7e60-4066-b340-c01acb13a466 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-08-13 08:47:44.274 1 INFO cinder.rpc [None req-6898222d-7e60-4066-b340-c01acb13a466 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-08-13 08:47:44.344 1 WARNING oslo_config.cfg [None req-6898222d-7e60-4066-b340-c01acb13a466 - - - - - -] 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 08:47:44.345 1 WARNING oslo_config.cfg [None req-6898222d-7e60-4066-b340-c01acb13a466 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-08-13 08:47:44.356 1 INFO cinder.service [-] Starting cinder-backup node (version 27.1.0)
2026-08-13 08:47:44.382 1 INFO cinder.backup.manager [None req-7884485f-12f8-4283-ae06-d596bd5c9047 - - - - - -] Cleaning up incomplete backup operations.
2026-08-13 08:47:44.444 1 INFO cinder.keymgr.migration [None req-e14a1fb4-f530-4472-a95a-b33ba2f15f2a - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.