StartServers {{ keystone_httpd_mpm_start_servers }} MinSpareThreads {{ keystone_httpd_mpm_min_spare_threads }} MaxSpareThreads {{ keystone_httpd_mpm_max_spare_threads }} ThreadLimit {{ keystone_httpd_mpm_thread_limit }} ThreadsPerChild {{ keystone_httpd_mpm_thread_child }} MaxRequestWorkers {{ keystone_httpd_mpm_max_requests }} MaxConnectionsPerChild {{ keystone_httpd_mpm_max_conn_child }}