---
upgrade:
  - |
    The following parameters of the ``ceilometer`` class have been removed.
    Use the ``ceilometer::cache`` class and its parameters.

    - ``cache_backend``
    - ``memcache_servers``
    - ``cache_enable_socket_keepalive``
    - ``cache_socket_keepalive_idle``
    - ``cache_socket_keepalive_interval``
    - ``cache_socket_keepalive_count``
    - ``cache_tls_enabled``
    - ``cache_tls_cafile``
    - ``cache_tls_certfile``
    - ``cache_tls_keyfile``
    - ``cache_tls_allowed_ciphers``
    - ``cache_enable_retry_client``
    - ``cache_retry_attempts``
    - ``cache_retry_delay``
    - ``cache_hashclient_retry_attempts``
    - ``cache_hashclient_retry_delay``
    - ``cache_dead_timeout``
    - ``manage_backend_package``

