+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-07-02 00:47:37.653 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-07-02 00:47:37.889 1 INFO cinder.rpc [None req-8b1c929c-a92c-4f44-9735-584e07e16ae5 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-07-02 00:47:37.895 1 INFO cinder.rpc [None req-8b1c929c-a92c-4f44-9735-584e07e16ae5 - - - - - -] Automatically selected cinder-backup RPC version 2.3 as minimum service version.
2026-07-02 00:47:37.899 1 INFO cinder.rpc [None req-8b1c929c-a92c-4f44-9735-584e07e16ae5 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-07-02 00:47:37.901 1 INFO cinder.rpc [None req-8b1c929c-a92c-4f44-9735-584e07e16ae5 - - - - - -] Automatically selected cinder-volume RPC version 3.18 as minimum service version.
2026-07-02 00:47:37.904 1 INFO cinder.rpc [None req-8b1c929c-a92c-4f44-9735-584e07e16ae5 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-07-02 00:47:37.907 1 INFO cinder.rpc [None req-8b1c929c-a92c-4f44-9735-584e07e16ae5 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-07-02 00:47:37.972 1 WARNING oslo_config.cfg [None req-8b1c929c-a92c-4f44-9735-584e07e16ae5 - - - - - -] 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.
2026-07-02 00:47:37.973 1 WARNING oslo_config.cfg [None req-8b1c929c-a92c-4f44-9735-584e07e16ae5 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-07-02 00:47:37.985 1 INFO cinder.service [-] Starting cinder-backup node (version 21.3.3)
2026-07-02 00:47:38.007 1 INFO cinder.backup.manager [None req-62a49487-def3-4fbc-95c9-d1126afef219 - - - - - -] Cleaning up incomplete backup operations.
2026-07-02 00:47:38.214 1 INFO cinder.keymgr.migration [None req-8d615193-1bfd-450b-88ef-c40379c505ed - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.