---
other:
  - |
    In order to align with oslo.messaging `reverted default <https://review.opendev.org/c/openstack/oslo.messaging/+/852251>`_
    of ``heartbeat_in_pthread`` value we remove own logic of
    handling the value based on host groups.
    You still can use ``oslomsg_heartbeat_in_pthread`` or specific role
    variables to alter the behaviour.