+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-04-28 13:56:23.416 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-04-28 13:56:23.718 1 INFO cinder.rpc [None req-7d2dae4c-50c6-4ebf-9aac-7099c37cc326 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-04-28 13:56:23.721 1 INFO cinder.rpc [None req-7d2dae4c-50c6-4ebf-9aac-7099c37cc326 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-04-28 13:56:23.723 1 INFO cinder.rpc [None req-7d2dae4c-50c6-4ebf-9aac-7099c37cc326 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-04-28 13:56:23.725 1 INFO cinder.rpc [None req-7d2dae4c-50c6-4ebf-9aac-7099c37cc326 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-04-28 13:56:23.727 1 INFO cinder.rpc [None req-7d2dae4c-50c6-4ebf-9aac-7099c37cc326 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-04-28 13:56:23.729 1 INFO cinder.rpc [None req-7d2dae4c-50c6-4ebf-9aac-7099c37cc326 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-04-28 13:56:23.805 1 WARNING oslo_config.cfg [None req-7d2dae4c-50c6-4ebf-9aac-7099c37cc326 - - - - - -] 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.
2026-04-28 13:56:23.805 1 WARNING oslo_config.cfg [None req-7d2dae4c-50c6-4ebf-9aac-7099c37cc326 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-04-28 13:56:23.816 1 INFO cinder.service [-] Starting cinder-backup node (version 27.1.0)
2026-04-28 13:56:23.841 1 INFO cinder.backup.manager [None req-007f0041-748d-43ce-b51b-92dfbd0cb49d - - - - - -] Cleaning up incomplete backup operations.
2026-04-28 13:56:23.902 1 INFO cinder.keymgr.migration [None req-60ebe117-6a60-4c1c-a546-1c76793e57b5 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.