+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-06-22 02:19:17.525 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-06-22 02:19:17.749 1 INFO cinder.rpc [None req-846c829c-0663-4e45-8dc1-611a737e04c1 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-06-22 02:19:17.752 1 INFO cinder.rpc [None req-846c829c-0663-4e45-8dc1-611a737e04c1 - - - - - -] Automatically selected cinder-backup RPC version 2.3 as minimum service version.
2026-06-22 02:19:17.755 1 INFO cinder.rpc [None req-846c829c-0663-4e45-8dc1-611a737e04c1 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-06-22 02:19:17.758 1 INFO cinder.rpc [None req-846c829c-0663-4e45-8dc1-611a737e04c1 - - - - - -] Automatically selected cinder-volume RPC version 3.18 as minimum service version.
2026-06-22 02:19:17.762 1 INFO cinder.rpc [None req-846c829c-0663-4e45-8dc1-611a737e04c1 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-06-22 02:19:17.766 1 INFO cinder.rpc [None req-846c829c-0663-4e45-8dc1-611a737e04c1 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-06-22 02:19:17.820 1 WARNING oslo_config.cfg [None req-846c829c-0663-4e45-8dc1-611a737e04c1 - - - - - -] 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.
2026-06-22 02:19:17.821 1 WARNING oslo_config.cfg [None req-846c829c-0663-4e45-8dc1-611a737e04c1 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-06-22 02:19:17.832 1 INFO cinder.service [-] Starting cinder-backup node (version 21.3.3)
2026-06-22 02:19:17.851 1 INFO cinder.backup.manager [None req-0838870e-f5d9-4baf-85db-8f8c36bfcd5e - - - - - -] Cleaning up incomplete backup operations.
2026-06-22 02:19:17.975 1 INFO cinder.keymgr.migration [None req-d8be9a83-350b-4424-92a8-57c4523568a3 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.