Because I did not found a tool to create graphs (the way I want it)
from exim logs, I wrote a little bash script that suits my needs.
 
Example graph:
 

 
Download: exim_rrd-0.9.5.1 (updated 2009-03-07 [bugfix])
 
I’m not a programmer, so the script can be improved – no question : )
If you have any hints, please tell me.
 
 
Usage: run as cronjob, i.e.
# mail statistic
*/5 * * * * /usr/local/bin/exim_rrd > /dev/null 2> /dev/null
 
 
dependencies:
rrdtool [ http://oss.oetiker.ch/rrdtool/ ] ^ thanks to Tobias Oetiker
(e)grep
– – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – –
tested with:
rrdtool 1.2.23, rrdtool 1.2.27
openSUSE 10.3 (i586), exim 4.69 main log
openSUSE 11.0 (i586), exim 4.69 main log