+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-06-16 12:06:19.982 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-06-16 12:06:20.270 1 INFO cinder.rpc [None req-250fad7c-4ed8-46ac-8a12-5127e6139d29 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-06-16 12:06:20.274 1 INFO cinder.rpc [None req-250fad7c-4ed8-46ac-8a12-5127e6139d29 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-06-16 12:06:20.276 1 INFO cinder.rpc [None req-250fad7c-4ed8-46ac-8a12-5127e6139d29 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-06-16 12:06:20.279 1 INFO cinder.rpc [None req-250fad7c-4ed8-46ac-8a12-5127e6139d29 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-06-16 12:06:20.282 1 INFO cinder.rpc [None req-250fad7c-4ed8-46ac-8a12-5127e6139d29 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-06-16 12:06:20.285 1 INFO cinder.rpc [None req-250fad7c-4ed8-46ac-8a12-5127e6139d29 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-06-16 12:06:20.366 1 WARNING oslo_config.cfg [None req-250fad7c-4ed8-46ac-8a12-5127e6139d29 - - - - - -] 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.
2026-06-16 12:06:20.368 1 WARNING oslo_config.cfg [None req-250fad7c-4ed8-46ac-8a12-5127e6139d29 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-06-16 12:06:20.378 1 INFO cinder.service [-] Starting cinder-backup node (version 27.1.0)
2026-06-16 12:06:20.409 1 INFO cinder.backup.manager [None req-9d3ad9a7-b895-451b-a5a9-09b43972511e - - - - - -] Cleaning up incomplete backup operations.
2026-06-16 12:06:20.477 1 INFO cinder.keymgr.migration [None req-cef1f980-b4e2-41aa-9dd6-36c3f44f4fad - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.