/var/log/maillog is suddenly not being updated. The mail server (postfix) is running and sending and receiving properly. Other log files in /var/log are being updated fine, too. $ grep "mail" /etc/syslog.conf | grep -v "^#" *.info;mail.none;news.none;authpriv.none;cron.none /var/log/messages mail.* /var/log/maillog