+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-07-24 21:45:32.064 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-07-24 21:45:32.344 1 INFO cinder.rpc [None req-90a1375f-819f-48b0-aaf2-5ab781d62965 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-07-24 21:45:32.347 1 INFO cinder.rpc [None req-90a1375f-819f-48b0-aaf2-5ab781d62965 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-07-24 21:45:32.349 1 INFO cinder.rpc [None req-90a1375f-819f-48b0-aaf2-5ab781d62965 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-07-24 21:45:32.351 1 INFO cinder.rpc [None req-90a1375f-819f-48b0-aaf2-5ab781d62965 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-07-24 21:45:32.354 1 INFO cinder.rpc [None req-90a1375f-819f-48b0-aaf2-5ab781d62965 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-07-24 21:45:32.359 1 INFO cinder.rpc [None req-90a1375f-819f-48b0-aaf2-5ab781d62965 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-07-24 21:45:32.432 1 WARNING oslo_config.cfg [None req-90a1375f-819f-48b0-aaf2-5ab781d62965 - - - - - -] 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.
2026-07-24 21:45:32.434 1 WARNING oslo_config.cfg [None req-90a1375f-819f-48b0-aaf2-5ab781d62965 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-07-24 21:45:32.442 1 INFO cinder.service [-] Starting cinder-backup node (version 27.1.0)
2026-07-24 21:45:32.468 1 INFO cinder.backup.manager [None req-97d0dda6-168c-4602-b4c3-40ab71fbd335 - - - - - -] Cleaning up incomplete backup operations.
2026-07-24 21:45:32.531 1 INFO cinder.keymgr.migration [None req-7fac54f4-0e4e-474f-9ce8-6825b3f9c3ae - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.