+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-09-03 03:01:53.734 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-09-03 03:01:54.037 1 INFO cinder.rpc [None req-054b1687-4bc9-45a2-b699-35cecb387fc4 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-09-03 03:01:54.040 1 INFO cinder.rpc [None req-054b1687-4bc9-45a2-b699-35cecb387fc4 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-09-03 03:01:54.042 1 INFO cinder.rpc [None req-054b1687-4bc9-45a2-b699-35cecb387fc4 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-09-03 03:01:54.044 1 INFO cinder.rpc [None req-054b1687-4bc9-45a2-b699-35cecb387fc4 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-09-03 03:01:54.046 1 INFO cinder.rpc [None req-054b1687-4bc9-45a2-b699-35cecb387fc4 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-09-03 03:01:54.049 1 INFO cinder.rpc [None req-054b1687-4bc9-45a2-b699-35cecb387fc4 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-09-03 03:01:54.106 1 WARNING oslo_config.cfg [None req-054b1687-4bc9-45a2-b699-35cecb387fc4 - - - - - -] 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.
2026-09-03 03:01:54.106 1 WARNING oslo_config.cfg [None req-054b1687-4bc9-45a2-b699-35cecb387fc4 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-09-03 03:01:54.114 1 INFO cinder.service [-] Starting cinder-backup node (version 27.0.25)
2026-09-03 03:01:54.136 1 INFO cinder.backup.manager [None req-5192d3f0-a526-4ed3-ac41-87facb6e8e93 - - - - - -] Cleaning up incomplete backup operations.
2026-09-03 03:01:54.200 1 INFO cinder.keymgr.migration [None req-3d7f2a19-d072-4a9f-a04a-7ecc933eee1e - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.