kolla-ansible/releasenotes/notes/haproxy-drop-processes-f695...

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---
upgrade:
- |
Configuring HAProxy nbproc setting via ``haproxy_processes`` and
``haproxy_process_cpu_map`` variables has been dropped since
threads are the recommended way to scale CPU performance since 1.8.
This covers ``haproxy``, ``glance-tls-proxy`` and ``neutron-tls-proxy``.
Please use ``haproxy_threads`` and ``haproxy_thread_cpu_map`` instead
(or ``glance_tls_proxy_threads`` and ``glance_tls_proxy_thread_cpu_map``
for Glance TLS proxy and ``neutron_tls_proxy_threads`` and
``neutron_tls_proxy_thread_cpu_map`` for Neutron TLS proxy).