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Using R to Data Mine Apache Logs
One of the nice things about Apache is it's amazing ability to be configured. The logging sub-system is a lot more configurable than most people realise or make use of. This article will give a brief overview of extending the log format to include logging of the time taken to serve a request, and then extracting some insights into the overall speed of the website for most users. The key difference is this is not using external measuring tools and utilities, this is measuring what real users really get!