/var/log/syslog
{
       maxsize 10M
       rotate 7
       monthly
       missingok
       notifempty
       delaycompress
       compress
       postrotate
               /usr/lib/rsyslog/rsyslog-rotate
       endscript
}

/var/log/kern.log
{
       maxsize 15M
       rotate 6
       monthly
       missingok
       notifempty
       delaycompress
       compress
       postrotate
               /usr/lib/rsyslog/rsyslog-rotate
       endscript
}

/var/log/mail.info
/var/log/mail.warn
/var/log/mail.err
/var/log/mail.log
/var/log/daemon.log
/var/log/auth.log
/var/log/user.log
/var/log/lpr.log
/var/log/cron.log
/var/log/debug
/var/log/messages
{
       maxsize 5M
       rotate 4
       monthly
       missingok
       notifempty
       compress
       delaycompress
       sharedscripts
       postrotate
               /usr/lib/rsyslog/rsyslog-rotate
       endscript
}