+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-07-27 20:34:41.725 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-07-27 20:34:42.000 1 INFO cinder.rpc [None req-44912b4c-3f0e-4c0b-ab03-2a9d6e06620f - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-07-27 20:34:42.003 1 INFO cinder.rpc [None req-44912b4c-3f0e-4c0b-ab03-2a9d6e06620f - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-07-27 20:34:42.005 1 INFO cinder.rpc [None req-44912b4c-3f0e-4c0b-ab03-2a9d6e06620f - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-07-27 20:34:42.007 1 INFO cinder.rpc [None req-44912b4c-3f0e-4c0b-ab03-2a9d6e06620f - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-07-27 20:34:42.009 1 INFO cinder.rpc [None req-44912b4c-3f0e-4c0b-ab03-2a9d6e06620f - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-07-27 20:34:42.012 1 INFO cinder.rpc [None req-44912b4c-3f0e-4c0b-ab03-2a9d6e06620f - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-07-27 20:34:42.069 1 WARNING oslo_config.cfg [None req-44912b4c-3f0e-4c0b-ab03-2a9d6e06620f - - - - - -] 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.
2026-07-27 20:34:42.070 1 WARNING oslo_config.cfg [None req-44912b4c-3f0e-4c0b-ab03-2a9d6e06620f - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-07-27 20:34:42.079 1 INFO cinder.service [-] Starting cinder-backup node (version 27.0.1)
2026-07-27 20:34:42.102 1 INFO cinder.backup.manager [None req-ab6a9340-998d-4ee2-8e4a-e73100c97536 - - - - - -] Cleaning up incomplete backup operations.
2026-07-27 20:34:42.163 1 INFO cinder.keymgr.migration [None req-ed875dec-9def-4968-a212-18a8aee7011b - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.