> How is it possible to adjust the frequency of such entries? > I'd like to make it less frequent than 20 minutes. Googling on 'mark interval syslog' gives: http://lists.debian.org/debian-security/2000/10/msg00027.html which says: You can change the interval of the --Mark-- by adding something like this to your /etc/init.d/sysklogd or editing the line you may have: SYSLOGD="-m 60 Regards Dan