steps to visualize HTTP server logging – part II
gnuplot 2d
edit /etc/apache2/mod_log_config.conf and add a new logformat (plots) – (“mod_log_config.conf” is referenced by “httpd.conf”)
LogFormat “%h %l %u %t \”%r\” %>s %b \ \”%{Referer}i\” \”%{User-Agent}i\”” combined
LogFormat “%h %{%d.%m.%Y:%H:%M:%S}t %D %U” plots
The characteristics of the “%” directives are:
%…h Remote host
%…{format}t time & date
%…D time taken to serve the request, in microseconds.
%…U URL path requested