Tune web server based on stats by munin

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http://serverfault.com – At our company, we have set up a munin node to gather data about our web server every five minutes. These datas are presented in a graph, and we're wondering if there is anything to gain from tuning our web server based upon them. For example, this is the graph of Apache's scoreboard data: I have stripped out open connections, because there are normally 230 open connections at all times. The web server peaks normally at noon each work day, and has an average of 5 reqs/sec (with a peak of around 18 reqs/sec at noon). We have several graphs also representing MySQL data accesses, thread usag (HowTos)