Limit systemctl log

README.md

Edit the file below:

nano /etc/rsyslog.d/50-default.conf

Comment the line below:

#*.*;auth,authpriv.none         -/var/log/syslog

Add the following lines (limit to 2 GB in the example and remove the file when it reaches the limit)

$outchannel mysyslog,/var/log/syslog,2147483648,/bin/rm /var/log/syslog
*.*;auth,authpriv.none  :omfile:$mysyslog

Restart rsyslog service:

systemctl restart rsyslog.service