+ heat-manage service clean
/var/lib/openstack/lib/python3.12/site-packages/oslo_utils/importutils.py:77: EventletDeprecationWarning: 
Eventlet is deprecated. It is currently being maintained in bugfix mode, and
we strongly recommend against using it for new projects.

If you are already using Eventlet, we recommend migrating to a different
framework.  For more detail see
https://eventlet.readthedocs.io/en/latest/asyncio/migration.html

  __import__(import_str)
Dead engines are removed.