+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-07-24 00:16:51.564 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-07-24 00:16:51.787 1 INFO cinder.rpc [None req-60d4c8e4-bedd-4e94-959b-55789f4b3f00 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-07-24 00:16:51.790 1 INFO cinder.rpc [None req-60d4c8e4-bedd-4e94-959b-55789f4b3f00 - - - - - -] Automatically selected cinder-backup RPC version 2.3 as minimum service version.
2026-07-24 00:16:51.793 1 INFO cinder.rpc [None req-60d4c8e4-bedd-4e94-959b-55789f4b3f00 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-07-24 00:16:51.795 1 INFO cinder.rpc [None req-60d4c8e4-bedd-4e94-959b-55789f4b3f00 - - - - - -] Automatically selected cinder-volume RPC version 3.18 as minimum service version.
2026-07-24 00:16:51.798 1 INFO cinder.rpc [None req-60d4c8e4-bedd-4e94-959b-55789f4b3f00 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-07-24 00:16:51.801 1 INFO cinder.rpc [None req-60d4c8e4-bedd-4e94-959b-55789f4b3f00 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-07-24 00:16:51.853 1 WARNING oslo_config.cfg [None req-60d4c8e4-bedd-4e94-959b-55789f4b3f00 - - - - - -] 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.
2026-07-24 00:16:51.854 1 WARNING oslo_config.cfg [None req-60d4c8e4-bedd-4e94-959b-55789f4b3f00 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-07-24 00:16:51.864 1 INFO cinder.service [-] Starting cinder-backup node (version 21.3.3)
2026-07-24 00:16:51.882 1 INFO cinder.backup.manager [None req-98b1999e-da6b-467e-839d-a38c6f72dc63 - - - - - -] Cleaning up incomplete backup operations.
2026-07-24 00:16:52.029 1 INFO cinder.keymgr.migration [None req-3a4e88db-a83a-41cc-bdb5-befee45d3258 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.