Nagios Log File Management
From Nagios Wiki
find / *nagios* -type f -size +1000000k -exec ls -lh {} \; | awk '{ print $9 ": " $5 }'
should give you something like:
/proc/kcore: 257M /var/log/mysqld.log: 257M /var/log/nagios/archives/nagios-08-14-2007-00.log: 2.3G /var/log/nagios/archives/nagios-08-13-2007-00.log: 3.4G /var/log/nagios/archives/nagios-08-12-2007-00.log: 2.6G /var/log/messages.4: 3.5G

