+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-05-14 13:44:57.612 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-05-14 13:44:57.888 1 INFO cinder.rpc [None req-91aa43b8-6468-44c1-b234-5361be626520 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-05-14 13:44:57.890 1 INFO cinder.rpc [None req-91aa43b8-6468-44c1-b234-5361be626520 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-05-14 13:44:57.892 1 INFO cinder.rpc [None req-91aa43b8-6468-44c1-b234-5361be626520 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-05-14 13:44:57.895 1 INFO cinder.rpc [None req-91aa43b8-6468-44c1-b234-5361be626520 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-05-14 13:44:57.897 1 INFO cinder.rpc [None req-91aa43b8-6468-44c1-b234-5361be626520 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-05-14 13:44:57.899 1 INFO cinder.rpc [None req-91aa43b8-6468-44c1-b234-5361be626520 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-05-14 13:44:57.967 1 WARNING oslo_config.cfg [None req-91aa43b8-6468-44c1-b234-5361be626520 - - - - - -] 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.
2026-05-14 13:44:57.968 1 WARNING oslo_config.cfg [None req-91aa43b8-6468-44c1-b234-5361be626520 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-05-14 13:44:57.978 1 INFO cinder.service [-] Starting cinder-backup node (version 27.1.0)
2026-05-14 13:44:58.005 1 INFO cinder.backup.manager [None req-b655834e-0c3d-43eb-be73-cd650410ae5c - - - - - -] Cleaning up incomplete backup operations.
2026-05-14 13:44:58.076 1 INFO cinder.keymgr.migration [None req-3bfd9927-bd75-44cc-aa34-4ceb8bf2ddb9 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.