.. _Apache_metrics: * ``apache_bytes``, the number of bytes per second transmitted by the server. * ``apache_connections``, the current number of active connections. * ``apache_idle_workers``, the current number of idle workers. * ``apache_requests``, the number of requests processed per second. * ``apache_workers_closing``, the number of workers in closing state. * ``apache_workers_dnslookup``, the number of workers in DNS lookup state. * ``apache_workers_finishing``, the number of workers in finishing state. * ``apache_workers_idle_cleanup``, the number of workers in idle cleanup state. * ``apache_workers_keepalive``, the number of workers in keepalive state. * ``apache_workers_logging``, the number of workers in logging state. * ``apache_workers_open``, the number of workers in open state. * ``apache_workers_reading``, the number of workers in reading state. * ``apache_workers_sending``, the number of workers in sending state. * ``apache_workers_starting``, the number of workers in starting state. * ``apache_workers_waiting``, the number of workers in waiting state.